1 | /* GDK - The GIMP Drawing Kit |
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2 | * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald |
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3 | * |
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4 | * This library is free software; you can redistribute it and/or |
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5 | * modify it under the terms of the GNU Library General Public |
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6 | * License as published by the Free Software Foundation; either |
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7 | * version 2 of the License, or (at your option) any later version. |
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8 | * |
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9 | * This library is distributed in the hope that it will be useful, |
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10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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12 | * Library General Public License for more details. |
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13 | * |
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14 | * You should have received a copy of the GNU Library General Public |
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15 | * License along with this library; if not, write to the |
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16 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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17 | * Boston, MA 02111-1307, USA. |
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18 | */ |
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19 | |
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20 | /* |
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21 | * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS |
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22 | * file for a list of people on the GTK+ Team. See the ChangeLog |
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23 | * files for a list of changes. These files are distributed with |
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24 | * GTK+ at ftp://ftp.gtk.org/pub/gtk/. |
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25 | */ |
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26 | |
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27 | #include <X11/Xlib.h> |
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28 | #include <X11/Xutil.h> |
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29 | #include <X11/Xatom.h> |
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30 | #include <netinet/in.h> |
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31 | #include "gdk.h" |
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32 | #include "config.h" |
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33 | #include "gdkinput.h" |
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34 | #include "gdkprivate.h" |
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35 | #include "MwmUtil.h" |
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36 | |
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37 | #include <stdlib.h> |
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38 | #include <stdio.h> |
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39 | #include <string.h> |
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40 | |
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41 | |
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42 | #ifdef HAVE_SHAPE_EXT |
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43 | #include <X11/extensions/shape.h> |
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44 | #endif |
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45 | |
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46 | const int gdk_event_mask_table[20] = |
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47 | { |
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48 | ExposureMask, |
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49 | PointerMotionMask, |
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50 | PointerMotionHintMask, |
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51 | ButtonMotionMask, |
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52 | Button1MotionMask, |
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53 | Button2MotionMask, |
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54 | Button3MotionMask, |
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55 | ButtonPressMask | OwnerGrabButtonMask, |
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56 | ButtonReleaseMask | OwnerGrabButtonMask, |
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57 | KeyPressMask, |
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58 | KeyReleaseMask, |
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59 | EnterWindowMask, |
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60 | LeaveWindowMask, |
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61 | FocusChangeMask | EnterWindowMask | LeaveWindowMask, |
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62 | StructureNotifyMask, |
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63 | PropertyChangeMask, |
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64 | VisibilityChangeMask, |
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65 | 0, /* PROXIMITY_IN */ |
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66 | 0, /* PROXIMTY_OUT */ |
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67 | SubstructureNotifyMask |
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68 | }; |
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69 | const int gdk_nevent_masks = sizeof (gdk_event_mask_table) / sizeof (int); |
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70 | |
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71 | /* Forward declarations */ |
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72 | static gboolean gdk_window_gravity_works (void); |
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73 | static void gdk_window_set_static_win_gravity (GdkWindow *window, |
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74 | gboolean on); |
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75 | static gboolean gdk_window_have_shape_ext (void); |
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76 | |
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77 | /* internal function created for and used by gdk_window_xid_at_coords */ |
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78 | Window |
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79 | gdk_window_xid_at (Window base, |
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80 | gint bx, |
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81 | gint by, |
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82 | gint x, |
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83 | gint y, |
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84 | GList *excludes, |
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85 | gboolean excl_child) |
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86 | { |
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87 | GdkWindow *window; |
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88 | GdkWindowPrivate *private; |
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89 | Display *disp; |
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90 | Window *list = NULL; |
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91 | Window child = 0, parent_win = 0, root_win = 0; |
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92 | int i; |
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93 | unsigned int ww, wh, wb, wd, num; |
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94 | int wx, wy; |
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95 | |
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96 | window = (GdkWindow*) &gdk_root_parent; |
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97 | private = (GdkWindowPrivate*) window; |
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98 | disp = private->xdisplay; |
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99 | if (!XGetGeometry (disp, base, &root_win, &wx, &wy, &ww, &wh, &wb, &wd)) |
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100 | return 0; |
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101 | wx += bx; |
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102 | wy += by; |
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103 | |
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104 | if (!((x >= wx) && |
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105 | (y >= wy) && |
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106 | (x < (int) (wx + ww)) && |
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107 | (y < (int) (wy + wh)))) |
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108 | return 0; |
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109 | |
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110 | if (!XQueryTree (disp, base, &root_win, &parent_win, &list, &num)) |
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111 | return base; |
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112 | |
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113 | if (list) |
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114 | { |
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115 | for (i = num - 1; ; i--) |
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116 | { |
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117 | if ((!excl_child) || (!g_list_find (excludes, (gpointer *) list[i]))) |
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118 | { |
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119 | if ((child = gdk_window_xid_at (list[i], wx, wy, x, y, excludes, excl_child)) != 0) |
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120 | { |
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121 | XFree (list); |
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122 | return child; |
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123 | } |
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124 | } |
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125 | if (!i) |
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126 | break; |
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127 | } |
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128 | XFree (list); |
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129 | } |
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130 | return base; |
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131 | } |
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132 | |
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133 | /* |
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134 | * The following fucntion by The Rasterman <raster@redhat.com> |
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135 | * This function returns the X Window ID in which the x y location is in |
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136 | * (x and y being relative to the root window), excluding any windows listed |
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137 | * in the GList excludes (this is a list of X Window ID's - gpointer being |
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138 | * the Window ID). |
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139 | * |
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140 | * This is primarily designed for internal gdk use - for DND for example |
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141 | * when using a shaped icon window as the drag object - you exclude the |
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142 | * X Window ID of the "icon" (perhaps more if excludes may be needed) and |
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143 | * You can get back an X Window ID as to what X Window ID is infact under |
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144 | * those X,Y co-ordinates. |
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145 | */ |
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146 | Window |
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147 | gdk_window_xid_at_coords (gint x, |
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148 | gint y, |
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149 | GList *excludes, |
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150 | gboolean excl_child) |
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151 | { |
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152 | GdkWindow *window; |
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153 | GdkWindowPrivate *private; |
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154 | Display *disp; |
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155 | Window *list = NULL; |
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156 | Window root, child = 0, parent_win = 0, root_win = 0; |
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157 | unsigned int num; |
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158 | int i; |
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159 | |
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160 | window = (GdkWindow*) &gdk_root_parent; |
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161 | private = (GdkWindowPrivate*) window; |
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162 | disp = private->xdisplay; |
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163 | root = private->xwindow; |
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164 | num = g_list_length (excludes); |
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165 | |
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166 | XGrabServer (disp); |
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167 | if (!XQueryTree (disp, root, &root_win, &parent_win, &list, &num)) |
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168 | { |
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169 | XUngrabServer (disp); |
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170 | return root; |
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171 | } |
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172 | if (list) |
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173 | { |
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174 | i = num - 1; |
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175 | do |
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176 | { |
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177 | XWindowAttributes xwa; |
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178 | |
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179 | XGetWindowAttributes (disp, list [i], &xwa); |
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180 | |
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181 | if (xwa.map_state != IsViewable) |
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182 | continue; |
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183 | |
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184 | if (excl_child && g_list_find (excludes, (gpointer *) list[i])) |
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185 | continue; |
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186 | |
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187 | if ((child = gdk_window_xid_at (list[i], 0, 0, x, y, excludes, excl_child)) == 0) |
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188 | continue; |
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189 | |
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190 | if (excludes) |
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191 | { |
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192 | if (!g_list_find (excludes, (gpointer *) child)) |
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193 | { |
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194 | XFree (list); |
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195 | XUngrabServer (disp); |
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196 | return child; |
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197 | } |
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198 | } |
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199 | else |
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200 | { |
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201 | XFree (list); |
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202 | XUngrabServer (disp); |
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203 | return child; |
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204 | } |
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205 | } while (--i > 0); |
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206 | XFree (list); |
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207 | } |
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208 | XUngrabServer (disp); |
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209 | return root; |
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210 | } |
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211 | |
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212 | void |
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213 | gdk_window_init (void) |
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214 | { |
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215 | XWindowAttributes xattributes; |
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216 | unsigned int width; |
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217 | unsigned int height; |
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218 | unsigned int border_width; |
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219 | unsigned int depth; |
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220 | int x, y; |
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221 | |
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222 | XGetGeometry (gdk_display, gdk_root_window, &gdk_root_window, |
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223 | &x, &y, &width, &height, &border_width, &depth); |
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224 | XGetWindowAttributes (gdk_display, gdk_root_window, &xattributes); |
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225 | |
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226 | gdk_root_parent.xwindow = gdk_root_window; |
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227 | gdk_root_parent.xdisplay = gdk_display; |
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228 | gdk_root_parent.window_type = GDK_WINDOW_ROOT; |
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229 | gdk_root_parent.window.user_data = NULL; |
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230 | gdk_root_parent.width = width; |
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231 | gdk_root_parent.height = height; |
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232 | gdk_root_parent.children = NULL; |
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233 | gdk_root_parent.colormap = NULL; |
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234 | gdk_root_parent.ref_count = 1; |
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235 | |
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236 | gdk_xid_table_insert (&gdk_root_window, &gdk_root_parent); |
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237 | } |
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238 | |
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239 | static GdkAtom wm_client_leader_atom = GDK_NONE; |
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240 | |
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241 | GdkWindow* |
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242 | gdk_window_new (GdkWindow *parent, |
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243 | GdkWindowAttr *attributes, |
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244 | gint attributes_mask) |
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245 | { |
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246 | GdkWindow *window; |
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247 | GdkWindowPrivate *private; |
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248 | GdkWindowPrivate *parent_private; |
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249 | GdkVisual *visual; |
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250 | Display *parent_display; |
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251 | Window xparent; |
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252 | Visual *xvisual; |
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253 | XSetWindowAttributes xattributes; |
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254 | long xattributes_mask; |
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255 | XSizeHints size_hints; |
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256 | XWMHints wm_hints; |
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257 | XClassHint *class_hint; |
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258 | int x, y, depth; |
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259 | unsigned int class; |
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260 | char *title; |
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261 | int i; |
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262 | |
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263 | g_return_val_if_fail (attributes != NULL, NULL); |
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264 | |
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265 | if (!parent) |
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266 | parent = (GdkWindow*) &gdk_root_parent; |
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267 | |
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268 | parent_private = (GdkWindowPrivate*) parent; |
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269 | if (parent_private->destroyed) |
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270 | return NULL; |
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271 | |
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272 | xparent = parent_private->xwindow; |
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273 | parent_display = parent_private->xdisplay; |
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274 | |
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275 | private = g_new (GdkWindowPrivate, 1); |
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276 | window = (GdkWindow*) private; |
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277 | |
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278 | private->parent = parent; |
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279 | |
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280 | private->xdisplay = parent_display; |
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281 | private->destroyed = FALSE; |
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282 | private->mapped = FALSE; |
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283 | private->guffaw_gravity = FALSE; |
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284 | private->resize_count = 0; |
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285 | private->ref_count = 1; |
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286 | xattributes_mask = 0; |
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287 | |
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288 | if (attributes_mask & GDK_WA_X) |
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289 | x = attributes->x; |
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290 | else |
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291 | x = 0; |
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292 | |
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293 | if (attributes_mask & GDK_WA_Y) |
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294 | y = attributes->y; |
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295 | else |
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296 | y = 0; |
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297 | |
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298 | private->x = x; |
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299 | private->y = y; |
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300 | private->width = (attributes->width > 1) ? (attributes->width) : (1); |
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301 | private->height = (attributes->height > 1) ? (attributes->height) : (1); |
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302 | private->window_type = attributes->window_type; |
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303 | private->extension_events = FALSE; |
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304 | |
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305 | private->filters = NULL; |
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306 | private->children = NULL; |
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307 | |
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308 | window->user_data = NULL; |
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309 | |
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310 | if (attributes_mask & GDK_WA_VISUAL) |
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311 | visual = attributes->visual; |
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312 | else |
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313 | visual = gdk_visual_get_system (); |
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314 | xvisual = ((GdkVisualPrivate*) visual)->xvisual; |
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315 | |
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316 | xattributes.event_mask = StructureNotifyMask; |
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317 | for (i = 0; i < gdk_nevent_masks; i++) |
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318 | { |
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319 | if (attributes->event_mask & (1 << (i + 1))) |
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320 | xattributes.event_mask |= gdk_event_mask_table[i]; |
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321 | } |
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322 | |
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323 | if (xattributes.event_mask) |
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324 | xattributes_mask |= CWEventMask; |
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325 | |
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326 | if (attributes_mask & GDK_WA_NOREDIR) |
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327 | { |
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328 | xattributes.override_redirect = |
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329 | (attributes->override_redirect == FALSE)?False:True; |
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330 | xattributes_mask |= CWOverrideRedirect; |
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331 | } |
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332 | else |
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333 | xattributes.override_redirect = False; |
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334 | |
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335 | if (parent_private && parent_private->guffaw_gravity) |
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336 | { |
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337 | xattributes.win_gravity = StaticGravity; |
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338 | xattributes_mask |= CWWinGravity; |
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339 | } |
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340 | |
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341 | if (attributes->wclass == GDK_INPUT_OUTPUT) |
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342 | { |
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343 | class = InputOutput; |
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344 | depth = visual->depth; |
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345 | |
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346 | if (attributes_mask & GDK_WA_COLORMAP) |
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347 | private->colormap = attributes->colormap; |
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348 | else |
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349 | { |
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350 | if ((((GdkVisualPrivate*)gdk_visual_get_system ())->xvisual) == xvisual) |
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351 | private->colormap = gdk_colormap_get_system (); |
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352 | else |
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353 | private->colormap = gdk_colormap_new (visual, False); |
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354 | } |
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355 | |
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356 | xattributes.background_pixel = BlackPixel (gdk_display, gdk_screen); |
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357 | xattributes.border_pixel = BlackPixel (gdk_display, gdk_screen); |
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358 | xattributes_mask |= CWBorderPixel | CWBackPixel; |
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359 | |
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360 | switch (private->window_type) |
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361 | { |
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362 | case GDK_WINDOW_TOPLEVEL: |
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363 | xattributes.colormap = ((GdkColormapPrivate*) private->colormap)->xcolormap; |
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364 | xattributes_mask |= CWColormap; |
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365 | |
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366 | xparent = gdk_root_window; |
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367 | break; |
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368 | |
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369 | case GDK_WINDOW_CHILD: |
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370 | xattributes.colormap = ((GdkColormapPrivate*) private->colormap)->xcolormap; |
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371 | xattributes_mask |= CWColormap; |
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372 | break; |
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373 | |
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374 | case GDK_WINDOW_DIALOG: |
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375 | xattributes.colormap = ((GdkColormapPrivate*) private->colormap)->xcolormap; |
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376 | xattributes_mask |= CWColormap; |
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377 | |
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378 | xparent = gdk_root_window; |
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379 | break; |
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380 | |
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381 | case GDK_WINDOW_TEMP: |
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382 | xattributes.colormap = ((GdkColormapPrivate*) private->colormap)->xcolormap; |
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383 | xattributes_mask |= CWColormap; |
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384 | |
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385 | xparent = gdk_root_window; |
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386 | |
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387 | xattributes.save_under = True; |
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388 | xattributes.override_redirect = True; |
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389 | xattributes.cursor = None; |
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390 | xattributes_mask |= CWSaveUnder | CWOverrideRedirect; |
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391 | break; |
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392 | case GDK_WINDOW_ROOT: |
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393 | g_error ("cannot make windows of type GDK_WINDOW_ROOT"); |
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394 | break; |
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395 | case GDK_WINDOW_PIXMAP: |
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396 | g_error ("cannot make windows of type GDK_WINDOW_PIXMAP (use gdk_pixmap_new)"); |
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397 | break; |
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398 | } |
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399 | } |
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400 | else |
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401 | { |
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402 | depth = 0; |
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403 | class = InputOnly; |
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404 | private->colormap = gdk_colormap_get_system (); |
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405 | } |
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406 | |
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407 | private->xwindow = XCreateWindow (private->xdisplay, xparent, |
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408 | x, y, private->width, private->height, |
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409 | 0, depth, class, xvisual, |
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410 | xattributes_mask, &xattributes); |
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411 | gdk_window_ref (window); |
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412 | gdk_xid_table_insert (&private->xwindow, window); |
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413 | |
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414 | if (private->colormap) |
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415 | gdk_colormap_ref (private->colormap); |
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416 | |
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417 | gdk_window_set_cursor (window, ((attributes_mask & GDK_WA_CURSOR) ? |
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418 | (attributes->cursor) : |
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419 | NULL)); |
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420 | |
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421 | if (parent_private) |
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422 | parent_private->children = g_list_prepend (parent_private->children, window); |
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423 | |
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424 | switch (private->window_type) |
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425 | { |
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426 | case GDK_WINDOW_DIALOG: |
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427 | XSetTransientForHint (private->xdisplay, private->xwindow, xparent); |
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428 | case GDK_WINDOW_TOPLEVEL: |
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429 | case GDK_WINDOW_TEMP: |
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430 | XSetWMProtocols (private->xdisplay, private->xwindow, gdk_wm_window_protocols, 2); |
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431 | break; |
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432 | case GDK_WINDOW_CHILD: |
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433 | if ((attributes->wclass == GDK_INPUT_OUTPUT) && |
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434 | (private->colormap != gdk_colormap_get_system ()) && |
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435 | (private->colormap != gdk_window_get_colormap (gdk_window_get_toplevel (window)))) |
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436 | { |
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437 | GDK_NOTE (MISC, g_message ("adding colormap window\n")); |
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438 | gdk_window_add_colormap_windows (window); |
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439 | } |
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440 | |
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441 | return window; |
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442 | default: |
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443 | |
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444 | return window; |
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445 | } |
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446 | |
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447 | size_hints.flags = PSize; |
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448 | size_hints.width = private->width; |
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449 | size_hints.height = private->height; |
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450 | |
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451 | wm_hints.flags = InputHint | StateHint | WindowGroupHint; |
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452 | wm_hints.window_group = gdk_leader_window; |
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453 | wm_hints.input = True; |
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454 | wm_hints.initial_state = NormalState; |
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455 | |
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456 | /* FIXME: Is there any point in doing this? Do any WM's pay |
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457 | * attention to PSize, and even if they do, is this the |
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458 | * correct value??? |
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459 | */ |
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460 | XSetWMNormalHints (private->xdisplay, private->xwindow, &size_hints); |
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461 | |
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462 | XSetWMHints (private->xdisplay, private->xwindow, &wm_hints); |
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463 | |
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464 | if (!wm_client_leader_atom) |
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465 | wm_client_leader_atom = gdk_atom_intern ("WM_CLIENT_LEADER", FALSE); |
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466 | |
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467 | XChangeProperty (private->xdisplay, private->xwindow, |
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468 | wm_client_leader_atom, |
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469 | XA_WINDOW, 32, PropModeReplace, |
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470 | (guchar*) &gdk_leader_window, 1); |
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471 | |
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472 | if (attributes_mask & GDK_WA_TITLE) |
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473 | title = attributes->title; |
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474 | else |
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475 | title = g_get_prgname (); |
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476 | |
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477 | XmbSetWMProperties (private->xdisplay, private->xwindow, |
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478 | title, title, |
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479 | NULL, 0, |
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480 | NULL, NULL, NULL); |
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481 | |
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482 | if (attributes_mask & GDK_WA_WMCLASS) |
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483 | { |
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484 | class_hint = XAllocClassHint (); |
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485 | class_hint->res_name = attributes->wmclass_name; |
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486 | class_hint->res_class = attributes->wmclass_class; |
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487 | XSetClassHint (private->xdisplay, private->xwindow, class_hint); |
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488 | XFree (class_hint); |
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489 | } |
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490 | |
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491 | |
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492 | return window; |
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493 | } |
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494 | |
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495 | GdkWindow * |
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496 | gdk_window_foreign_new (guint32 anid) |
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497 | { |
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498 | GdkWindow *window; |
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499 | GdkWindowPrivate *private; |
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500 | GdkWindowPrivate *parent_private; |
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501 | XWindowAttributes attrs; |
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502 | Window root, parent; |
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503 | Window *children = NULL; |
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504 | guint nchildren; |
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505 | gboolean result; |
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506 | |
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507 | gdk_error_trap_push (); |
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508 | result = XGetWindowAttributes (gdk_display, anid, &attrs); |
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509 | if (gdk_error_trap_pop () || !result) |
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510 | return NULL; |
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511 | |
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512 | /* FIXME: This is pretty expensive. Maybe the caller should supply |
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513 | * the parent */ |
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514 | gdk_error_trap_push (); |
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515 | result = XQueryTree (gdk_display, anid, &root, &parent, &children, &nchildren); |
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516 | if (gdk_error_trap_pop () || !result) |
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517 | return NULL; |
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518 | |
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519 | private = g_new (GdkWindowPrivate, 1); |
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520 | window = (GdkWindow*) private; |
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521 | |
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522 | if (children) |
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523 | XFree (children); |
---|
524 | private->parent = gdk_xid_table_lookup (parent); |
---|
525 | |
---|
526 | parent_private = (GdkWindowPrivate *)private->parent; |
---|
527 | |
---|
528 | if (parent_private) |
---|
529 | parent_private->children = g_list_prepend (parent_private->children, window); |
---|
530 | |
---|
531 | private->xwindow = anid; |
---|
532 | private->xdisplay = gdk_display; |
---|
533 | private->x = attrs.x; |
---|
534 | private->y = attrs.y; |
---|
535 | private->width = attrs.width; |
---|
536 | private->height = attrs.height; |
---|
537 | private->resize_count = 0; |
---|
538 | private->ref_count = 1; |
---|
539 | private->window_type = GDK_WINDOW_FOREIGN; |
---|
540 | private->destroyed = FALSE; |
---|
541 | private->mapped = (attrs.map_state != IsUnmapped); |
---|
542 | private->guffaw_gravity = FALSE; |
---|
543 | private->extension_events = 0; |
---|
544 | |
---|
545 | private->colormap = NULL; |
---|
546 | |
---|
547 | private->filters = NULL; |
---|
548 | private->children = NULL; |
---|
549 | |
---|
550 | window->user_data = NULL; |
---|
551 | |
---|
552 | gdk_window_ref (window); |
---|
553 | gdk_xid_table_insert (&private->xwindow, window); |
---|
554 | |
---|
555 | return window; |
---|
556 | } |
---|
557 | |
---|
558 | /* Call this function when you want a window and all its children to |
---|
559 | * disappear. When xdestroy is true, a request to destroy the XWindow |
---|
560 | * is sent out. When it is false, it is assumed that the XWindow has |
---|
561 | * been or will be destroyed by destroying some ancestor of this |
---|
562 | * window. |
---|
563 | */ |
---|
564 | static void |
---|
565 | gdk_window_internal_destroy (GdkWindow *window, |
---|
566 | gboolean xdestroy, |
---|
567 | gboolean our_destroy) |
---|
568 | { |
---|
569 | GdkWindowPrivate *private; |
---|
570 | GdkWindowPrivate *temp_private; |
---|
571 | GdkWindow *temp_window; |
---|
572 | GList *children; |
---|
573 | GList *tmp; |
---|
574 | |
---|
575 | g_return_if_fail (window != NULL); |
---|
576 | |
---|
577 | private = (GdkWindowPrivate*) window; |
---|
578 | |
---|
579 | switch (private->window_type) |
---|
580 | { |
---|
581 | case GDK_WINDOW_TOPLEVEL: |
---|
582 | case GDK_WINDOW_CHILD: |
---|
583 | case GDK_WINDOW_DIALOG: |
---|
584 | case GDK_WINDOW_TEMP: |
---|
585 | case GDK_WINDOW_FOREIGN: |
---|
586 | if (!private->destroyed) |
---|
587 | { |
---|
588 | if (private->parent) |
---|
589 | { |
---|
590 | GdkWindowPrivate *parent_private = (GdkWindowPrivate *)private->parent; |
---|
591 | if (parent_private->children) |
---|
592 | parent_private->children = g_list_remove (parent_private->children, window); |
---|
593 | } |
---|
594 | |
---|
595 | if (private->window_type != GDK_WINDOW_FOREIGN) |
---|
596 | { |
---|
597 | children = tmp = private->children; |
---|
598 | private->children = NULL; |
---|
599 | |
---|
600 | while (tmp) |
---|
601 | { |
---|
602 | temp_window = tmp->data; |
---|
603 | tmp = tmp->next; |
---|
604 | |
---|
605 | temp_private = (GdkWindowPrivate*) temp_window; |
---|
606 | if (temp_private) |
---|
607 | gdk_window_internal_destroy (temp_window, FALSE, |
---|
608 | our_destroy); |
---|
609 | } |
---|
610 | |
---|
611 | g_list_free (children); |
---|
612 | } |
---|
613 | |
---|
614 | if (private->extension_events != 0) |
---|
615 | gdk_input_window_destroy (window); |
---|
616 | |
---|
617 | if (private->filters) |
---|
618 | { |
---|
619 | tmp = private->filters; |
---|
620 | |
---|
621 | while (tmp) |
---|
622 | { |
---|
623 | g_free (tmp->data); |
---|
624 | tmp = tmp->next; |
---|
625 | } |
---|
626 | |
---|
627 | g_list_free (private->filters); |
---|
628 | private->filters = NULL; |
---|
629 | } |
---|
630 | |
---|
631 | if (private->window_type == GDK_WINDOW_FOREIGN) |
---|
632 | { |
---|
633 | if (our_destroy && (private->parent != NULL)) |
---|
634 | { |
---|
635 | /* It's somebody elses window, but in our heirarchy, |
---|
636 | * so reparent it to the root window, and then send |
---|
637 | * it a delete event, as if we were a WM |
---|
638 | */ |
---|
639 | XClientMessageEvent xevent; |
---|
640 | |
---|
641 | gdk_error_trap_push (); |
---|
642 | gdk_window_hide (window); |
---|
643 | gdk_window_reparent (window, NULL, 0, 0); |
---|
644 | |
---|
645 | xevent.type = ClientMessage; |
---|
646 | xevent.window = private->xwindow; |
---|
647 | xevent.message_type = gdk_wm_protocols; |
---|
648 | xevent.format = 32; |
---|
649 | xevent.data.l[0] = gdk_wm_delete_window; |
---|
650 | xevent.data.l[1] = CurrentTime; |
---|
651 | |
---|
652 | XSendEvent (private->xdisplay, private->xwindow, |
---|
653 | False, 0, (XEvent *)&xevent); |
---|
654 | gdk_flush (); |
---|
655 | gdk_error_trap_pop (); |
---|
656 | } |
---|
657 | } |
---|
658 | else if (xdestroy) |
---|
659 | XDestroyWindow (private->xdisplay, private->xwindow); |
---|
660 | |
---|
661 | if (private->colormap) |
---|
662 | gdk_colormap_unref (private->colormap); |
---|
663 | |
---|
664 | private->mapped = FALSE; |
---|
665 | private->destroyed = TRUE; |
---|
666 | } |
---|
667 | break; |
---|
668 | |
---|
669 | case GDK_WINDOW_ROOT: |
---|
670 | g_error ("attempted to destroy root window"); |
---|
671 | break; |
---|
672 | |
---|
673 | case GDK_WINDOW_PIXMAP: |
---|
674 | g_error ("called gdk_window_destroy on a pixmap (use gdk_pixmap_unref)"); |
---|
675 | break; |
---|
676 | } |
---|
677 | } |
---|
678 | |
---|
679 | /* Like internal_destroy, but also destroys the reference created by |
---|
680 | gdk_window_new. */ |
---|
681 | |
---|
682 | void |
---|
683 | gdk_window_destroy (GdkWindow *window) |
---|
684 | { |
---|
685 | gdk_window_internal_destroy (window, TRUE, TRUE); |
---|
686 | gdk_window_unref (window); |
---|
687 | } |
---|
688 | |
---|
689 | /* This function is called when the XWindow is really gone. */ |
---|
690 | |
---|
691 | void |
---|
692 | gdk_window_destroy_notify (GdkWindow *window) |
---|
693 | { |
---|
694 | GdkWindowPrivate *private; |
---|
695 | |
---|
696 | g_return_if_fail (window != NULL); |
---|
697 | |
---|
698 | private = (GdkWindowPrivate*) window; |
---|
699 | |
---|
700 | if (!private->destroyed) |
---|
701 | { |
---|
702 | if (private->window_type != GDK_WINDOW_FOREIGN) |
---|
703 | g_warning ("GdkWindow %#lx unexpectedly destroyed", private->xwindow); |
---|
704 | |
---|
705 | gdk_window_internal_destroy (window, FALSE, FALSE); |
---|
706 | } |
---|
707 | |
---|
708 | gdk_xid_table_remove (private->xwindow); |
---|
709 | gdk_window_unref (window); |
---|
710 | } |
---|
711 | |
---|
712 | GdkWindow* |
---|
713 | gdk_window_ref (GdkWindow *window) |
---|
714 | { |
---|
715 | GdkWindowPrivate *private = (GdkWindowPrivate *)window; |
---|
716 | g_return_val_if_fail (window != NULL, NULL); |
---|
717 | |
---|
718 | private->ref_count += 1; |
---|
719 | return window; |
---|
720 | } |
---|
721 | |
---|
722 | void |
---|
723 | gdk_window_unref (GdkWindow *window) |
---|
724 | { |
---|
725 | GdkWindowPrivate *private = (GdkWindowPrivate *)window; |
---|
726 | g_return_if_fail (window != NULL); |
---|
727 | g_return_if_fail (private->ref_count > 0); |
---|
728 | |
---|
729 | private->ref_count -= 1; |
---|
730 | if (private->ref_count == 0) |
---|
731 | { |
---|
732 | if (!private->destroyed) |
---|
733 | { |
---|
734 | if (private->window_type == GDK_WINDOW_FOREIGN) |
---|
735 | gdk_xid_table_remove (private->xwindow); |
---|
736 | else |
---|
737 | g_warning ("losing last reference to undestroyed window\n"); |
---|
738 | } |
---|
739 | g_dataset_destroy (window); |
---|
740 | g_free (window); |
---|
741 | } |
---|
742 | } |
---|
743 | |
---|
744 | void |
---|
745 | gdk_window_show (GdkWindow *window) |
---|
746 | { |
---|
747 | GdkWindowPrivate *private; |
---|
748 | |
---|
749 | g_return_if_fail (window != NULL); |
---|
750 | |
---|
751 | private = (GdkWindowPrivate*) window; |
---|
752 | if (!private->destroyed) |
---|
753 | { |
---|
754 | private->mapped = TRUE; |
---|
755 | XRaiseWindow (private->xdisplay, private->xwindow); |
---|
756 | XMapWindow (private->xdisplay, private->xwindow); |
---|
757 | } |
---|
758 | } |
---|
759 | |
---|
760 | void |
---|
761 | gdk_window_hide (GdkWindow *window) |
---|
762 | { |
---|
763 | GdkWindowPrivate *private; |
---|
764 | |
---|
765 | g_return_if_fail (window != NULL); |
---|
766 | |
---|
767 | private = (GdkWindowPrivate*) window; |
---|
768 | if (!private->destroyed) |
---|
769 | { |
---|
770 | private->mapped = FALSE; |
---|
771 | XUnmapWindow (private->xdisplay, private->xwindow); |
---|
772 | } |
---|
773 | } |
---|
774 | |
---|
775 | void |
---|
776 | gdk_window_withdraw (GdkWindow *window) |
---|
777 | { |
---|
778 | GdkWindowPrivate *private; |
---|
779 | |
---|
780 | g_return_if_fail (window != NULL); |
---|
781 | |
---|
782 | private = (GdkWindowPrivate*) window; |
---|
783 | if (!private->destroyed) |
---|
784 | XWithdrawWindow (private->xdisplay, private->xwindow, 0); |
---|
785 | } |
---|
786 | |
---|
787 | void |
---|
788 | gdk_window_move (GdkWindow *window, |
---|
789 | gint x, |
---|
790 | gint y) |
---|
791 | { |
---|
792 | GdkWindowPrivate *private; |
---|
793 | |
---|
794 | g_return_if_fail (window != NULL); |
---|
795 | |
---|
796 | private = (GdkWindowPrivate*) window; |
---|
797 | if (!private->destroyed) |
---|
798 | { |
---|
799 | XMoveWindow (private->xdisplay, private->xwindow, x, y); |
---|
800 | |
---|
801 | if (private->window_type == GDK_WINDOW_CHILD) |
---|
802 | { |
---|
803 | private->x = x; |
---|
804 | private->y = y; |
---|
805 | } |
---|
806 | } |
---|
807 | } |
---|
808 | |
---|
809 | void |
---|
810 | gdk_window_resize (GdkWindow *window, |
---|
811 | gint width, |
---|
812 | gint height) |
---|
813 | { |
---|
814 | GdkWindowPrivate *private; |
---|
815 | |
---|
816 | g_return_if_fail (window != NULL); |
---|
817 | |
---|
818 | if (width < 1) |
---|
819 | width = 1; |
---|
820 | if (height < 1) |
---|
821 | height = 1; |
---|
822 | |
---|
823 | private = (GdkWindowPrivate*) window; |
---|
824 | |
---|
825 | if (!private->destroyed && |
---|
826 | ((private->resize_count > 0) || |
---|
827 | (private->width != (guint16) width) || |
---|
828 | (private->height != (guint16) height))) |
---|
829 | { |
---|
830 | XResizeWindow (private->xdisplay, private->xwindow, width, height); |
---|
831 | private->resize_count += 1; |
---|
832 | |
---|
833 | if (private->window_type == GDK_WINDOW_CHILD) |
---|
834 | { |
---|
835 | private->width = width; |
---|
836 | private->height = height; |
---|
837 | } |
---|
838 | } |
---|
839 | } |
---|
840 | |
---|
841 | void |
---|
842 | gdk_window_move_resize (GdkWindow *window, |
---|
843 | gint x, |
---|
844 | gint y, |
---|
845 | gint width, |
---|
846 | gint height) |
---|
847 | { |
---|
848 | GdkWindowPrivate *private; |
---|
849 | |
---|
850 | g_return_if_fail (window != NULL); |
---|
851 | |
---|
852 | if (width < 1) |
---|
853 | width = 1; |
---|
854 | if (height < 1) |
---|
855 | height = 1; |
---|
856 | |
---|
857 | private = (GdkWindowPrivate*) window; |
---|
858 | if (!private->destroyed) |
---|
859 | { |
---|
860 | XMoveResizeWindow (private->xdisplay, private->xwindow, x, y, width, height); |
---|
861 | |
---|
862 | if (private->guffaw_gravity) |
---|
863 | { |
---|
864 | GList *tmp_list = private->children; |
---|
865 | while (tmp_list) |
---|
866 | { |
---|
867 | GdkWindowPrivate *child_private = tmp_list->data; |
---|
868 | |
---|
869 | child_private->x -= x - private->x; |
---|
870 | child_private->y -= y - private->y; |
---|
871 | |
---|
872 | tmp_list = tmp_list->next; |
---|
873 | } |
---|
874 | } |
---|
875 | |
---|
876 | if (private->window_type == GDK_WINDOW_CHILD) |
---|
877 | { |
---|
878 | private->x = x; |
---|
879 | private->y = y; |
---|
880 | private->width = width; |
---|
881 | private->height = height; |
---|
882 | } |
---|
883 | } |
---|
884 | } |
---|
885 | |
---|
886 | void |
---|
887 | gdk_window_reparent (GdkWindow *window, |
---|
888 | GdkWindow *new_parent, |
---|
889 | gint x, |
---|
890 | gint y) |
---|
891 | { |
---|
892 | GdkWindowPrivate *window_private; |
---|
893 | GdkWindowPrivate *parent_private; |
---|
894 | GdkWindowPrivate *old_parent_private; |
---|
895 | |
---|
896 | g_return_if_fail (window != NULL); |
---|
897 | |
---|
898 | if (!new_parent) |
---|
899 | new_parent = (GdkWindow*) &gdk_root_parent; |
---|
900 | |
---|
901 | window_private = (GdkWindowPrivate*) window; |
---|
902 | old_parent_private = (GdkWindowPrivate*)window_private->parent; |
---|
903 | parent_private = (GdkWindowPrivate*) new_parent; |
---|
904 | |
---|
905 | if (!window_private->destroyed && !parent_private->destroyed) |
---|
906 | XReparentWindow (window_private->xdisplay, |
---|
907 | window_private->xwindow, |
---|
908 | parent_private->xwindow, |
---|
909 | x, y); |
---|
910 | |
---|
911 | window_private->parent = new_parent; |
---|
912 | |
---|
913 | if (old_parent_private) |
---|
914 | old_parent_private->children = g_list_remove (old_parent_private->children, window); |
---|
915 | |
---|
916 | if ((old_parent_private && |
---|
917 | (!old_parent_private->guffaw_gravity != !parent_private->guffaw_gravity)) || |
---|
918 | (!old_parent_private && parent_private->guffaw_gravity)) |
---|
919 | gdk_window_set_static_win_gravity (window, parent_private->guffaw_gravity); |
---|
920 | |
---|
921 | parent_private->children = g_list_prepend (parent_private->children, window); |
---|
922 | } |
---|
923 | |
---|
924 | void |
---|
925 | gdk_window_clear (GdkWindow *window) |
---|
926 | { |
---|
927 | GdkWindowPrivate *private; |
---|
928 | |
---|
929 | g_return_if_fail (window != NULL); |
---|
930 | |
---|
931 | private = (GdkWindowPrivate*) window; |
---|
932 | |
---|
933 | if (!private->destroyed) |
---|
934 | XClearWindow (private->xdisplay, private->xwindow); |
---|
935 | } |
---|
936 | |
---|
937 | void |
---|
938 | gdk_window_clear_area (GdkWindow *window, |
---|
939 | gint x, |
---|
940 | gint y, |
---|
941 | gint width, |
---|
942 | gint height) |
---|
943 | { |
---|
944 | GdkWindowPrivate *private; |
---|
945 | |
---|
946 | g_return_if_fail (window != NULL); |
---|
947 | |
---|
948 | private = (GdkWindowPrivate*) window; |
---|
949 | |
---|
950 | if (!private->destroyed) |
---|
951 | XClearArea (private->xdisplay, private->xwindow, |
---|
952 | x, y, width, height, False); |
---|
953 | } |
---|
954 | |
---|
955 | void |
---|
956 | gdk_window_clear_area_e (GdkWindow *window, |
---|
957 | gint x, |
---|
958 | gint y, |
---|
959 | gint width, |
---|
960 | gint height) |
---|
961 | { |
---|
962 | GdkWindowPrivate *private; |
---|
963 | |
---|
964 | g_return_if_fail (window != NULL); |
---|
965 | |
---|
966 | private = (GdkWindowPrivate*) window; |
---|
967 | |
---|
968 | if (!private->destroyed) |
---|
969 | XClearArea (private->xdisplay, private->xwindow, |
---|
970 | x, y, width, height, True); |
---|
971 | } |
---|
972 | |
---|
973 | void |
---|
974 | gdk_window_copy_area (GdkWindow *window, |
---|
975 | GdkGC *gc, |
---|
976 | gint x, |
---|
977 | gint y, |
---|
978 | GdkWindow *source_window, |
---|
979 | gint source_x, |
---|
980 | gint source_y, |
---|
981 | gint width, |
---|
982 | gint height) |
---|
983 | { |
---|
984 | GdkWindowPrivate *src_private; |
---|
985 | GdkWindowPrivate *dest_private; |
---|
986 | GdkGCPrivate *gc_private; |
---|
987 | |
---|
988 | g_return_if_fail (window != NULL); |
---|
989 | g_return_if_fail (gc != NULL); |
---|
990 | |
---|
991 | if (source_window == NULL) |
---|
992 | source_window = window; |
---|
993 | |
---|
994 | src_private = (GdkWindowPrivate*) source_window; |
---|
995 | dest_private = (GdkWindowPrivate*) window; |
---|
996 | gc_private = (GdkGCPrivate*) gc; |
---|
997 | |
---|
998 | if (!src_private->destroyed && !dest_private->destroyed) |
---|
999 | { |
---|
1000 | XCopyArea (dest_private->xdisplay, src_private->xwindow, dest_private->xwindow, |
---|
1001 | gc_private->xgc, |
---|
1002 | source_x, source_y, |
---|
1003 | width, height, |
---|
1004 | x, y); |
---|
1005 | } |
---|
1006 | } |
---|
1007 | |
---|
1008 | void |
---|
1009 | gdk_window_raise (GdkWindow *window) |
---|
1010 | { |
---|
1011 | GdkWindowPrivate *private; |
---|
1012 | |
---|
1013 | g_return_if_fail (window != NULL); |
---|
1014 | |
---|
1015 | private = (GdkWindowPrivate*) window; |
---|
1016 | |
---|
1017 | if (!private->destroyed) |
---|
1018 | XRaiseWindow (private->xdisplay, private->xwindow); |
---|
1019 | } |
---|
1020 | |
---|
1021 | void |
---|
1022 | gdk_window_lower (GdkWindow *window) |
---|
1023 | { |
---|
1024 | GdkWindowPrivate *private; |
---|
1025 | |
---|
1026 | g_return_if_fail (window != NULL); |
---|
1027 | |
---|
1028 | private = (GdkWindowPrivate*) window; |
---|
1029 | |
---|
1030 | if (!private->destroyed) |
---|
1031 | XLowerWindow (private->xdisplay, private->xwindow); |
---|
1032 | } |
---|
1033 | |
---|
1034 | void |
---|
1035 | gdk_window_set_user_data (GdkWindow *window, |
---|
1036 | gpointer user_data) |
---|
1037 | { |
---|
1038 | g_return_if_fail (window != NULL); |
---|
1039 | |
---|
1040 | window->user_data = user_data; |
---|
1041 | } |
---|
1042 | |
---|
1043 | void |
---|
1044 | gdk_window_set_hints (GdkWindow *window, |
---|
1045 | gint x, |
---|
1046 | gint y, |
---|
1047 | gint min_width, |
---|
1048 | gint min_height, |
---|
1049 | gint max_width, |
---|
1050 | gint max_height, |
---|
1051 | gint flags) |
---|
1052 | { |
---|
1053 | GdkWindowPrivate *private; |
---|
1054 | XSizeHints size_hints; |
---|
1055 | |
---|
1056 | g_return_if_fail (window != NULL); |
---|
1057 | |
---|
1058 | private = (GdkWindowPrivate*) window; |
---|
1059 | if (private->destroyed) |
---|
1060 | return; |
---|
1061 | |
---|
1062 | size_hints.flags = 0; |
---|
1063 | |
---|
1064 | if (flags & GDK_HINT_POS) |
---|
1065 | { |
---|
1066 | size_hints.flags |= PPosition; |
---|
1067 | size_hints.x = x; |
---|
1068 | size_hints.y = y; |
---|
1069 | } |
---|
1070 | |
---|
1071 | if (flags & GDK_HINT_MIN_SIZE) |
---|
1072 | { |
---|
1073 | size_hints.flags |= PMinSize; |
---|
1074 | size_hints.min_width = min_width; |
---|
1075 | size_hints.min_height = min_height; |
---|
1076 | } |
---|
1077 | |
---|
1078 | if (flags & GDK_HINT_MAX_SIZE) |
---|
1079 | { |
---|
1080 | size_hints.flags |= PMaxSize; |
---|
1081 | size_hints.max_width = max_width; |
---|
1082 | size_hints.max_height = max_height; |
---|
1083 | } |
---|
1084 | |
---|
1085 | /* FIXME: Would it be better to delete this property of |
---|
1086 | * flags == 0? It would save space on the server |
---|
1087 | */ |
---|
1088 | XSetWMNormalHints (private->xdisplay, private->xwindow, &size_hints); |
---|
1089 | } |
---|
1090 | |
---|
1091 | void |
---|
1092 | gdk_window_set_geometry_hints (GdkWindow *window, |
---|
1093 | GdkGeometry *geometry, |
---|
1094 | GdkWindowHints geom_mask) |
---|
1095 | { |
---|
1096 | GdkWindowPrivate *private; |
---|
1097 | XSizeHints size_hints; |
---|
1098 | |
---|
1099 | g_return_if_fail (window != NULL); |
---|
1100 | |
---|
1101 | private = (GdkWindowPrivate*) window; |
---|
1102 | if (private->destroyed) |
---|
1103 | return; |
---|
1104 | |
---|
1105 | size_hints.flags = 0; |
---|
1106 | |
---|
1107 | if (geom_mask & GDK_HINT_POS) |
---|
1108 | { |
---|
1109 | size_hints.flags |= PPosition; |
---|
1110 | /* We need to initialize the following obsolete fields because KWM |
---|
1111 | * apparently uses these fields if they are non-zero. |
---|
1112 | * #@#!#!$!. |
---|
1113 | */ |
---|
1114 | size_hints.x = 0; |
---|
1115 | size_hints.y = 0; |
---|
1116 | } |
---|
1117 | |
---|
1118 | if (geom_mask & GDK_HINT_MIN_SIZE) |
---|
1119 | { |
---|
1120 | size_hints.flags |= PMinSize; |
---|
1121 | size_hints.min_width = geometry->min_width; |
---|
1122 | size_hints.min_height = geometry->min_height; |
---|
1123 | } |
---|
1124 | |
---|
1125 | if (geom_mask & GDK_HINT_MAX_SIZE) |
---|
1126 | { |
---|
1127 | size_hints.flags |= PMaxSize; |
---|
1128 | size_hints.max_width = MAX (geometry->max_width, 1); |
---|
1129 | size_hints.max_height = MAX (geometry->max_height, 1); |
---|
1130 | } |
---|
1131 | |
---|
1132 | if (geom_mask & GDK_HINT_BASE_SIZE) |
---|
1133 | { |
---|
1134 | size_hints.flags |= PBaseSize; |
---|
1135 | size_hints.base_width = geometry->base_width; |
---|
1136 | size_hints.base_height = geometry->base_height; |
---|
1137 | } |
---|
1138 | |
---|
1139 | if (geom_mask & GDK_HINT_RESIZE_INC) |
---|
1140 | { |
---|
1141 | size_hints.flags |= PResizeInc; |
---|
1142 | size_hints.width_inc = geometry->width_inc; |
---|
1143 | size_hints.height_inc = geometry->height_inc; |
---|
1144 | } |
---|
1145 | |
---|
1146 | if (geom_mask & GDK_HINT_ASPECT) |
---|
1147 | { |
---|
1148 | size_hints.flags |= PAspect; |
---|
1149 | if (geometry->min_aspect <= 1) |
---|
1150 | { |
---|
1151 | size_hints.min_aspect.x = 65536 * geometry->min_aspect; |
---|
1152 | size_hints.min_aspect.y = 65536; |
---|
1153 | } |
---|
1154 | else |
---|
1155 | { |
---|
1156 | size_hints.min_aspect.x = 65536; |
---|
1157 | size_hints.min_aspect.y = 65536 / geometry->min_aspect;; |
---|
1158 | } |
---|
1159 | if (geometry->max_aspect <= 1) |
---|
1160 | { |
---|
1161 | size_hints.max_aspect.x = 65536 * geometry->max_aspect; |
---|
1162 | size_hints.max_aspect.y = 65536; |
---|
1163 | } |
---|
1164 | else |
---|
1165 | { |
---|
1166 | size_hints.max_aspect.x = 65536; |
---|
1167 | size_hints.max_aspect.y = 65536 / geometry->max_aspect;; |
---|
1168 | } |
---|
1169 | } |
---|
1170 | |
---|
1171 | /* FIXME: Would it be better to delete this property of |
---|
1172 | * geom_mask == 0? It would save space on the server |
---|
1173 | */ |
---|
1174 | XSetWMNormalHints (private->xdisplay, private->xwindow, &size_hints); |
---|
1175 | } |
---|
1176 | |
---|
1177 | void |
---|
1178 | gdk_window_set_title (GdkWindow *window, |
---|
1179 | const gchar *title) |
---|
1180 | { |
---|
1181 | GdkWindowPrivate *private; |
---|
1182 | |
---|
1183 | g_return_if_fail (window != NULL); |
---|
1184 | |
---|
1185 | private = (GdkWindowPrivate*) window; |
---|
1186 | if (!private->destroyed) |
---|
1187 | XmbSetWMProperties (private->xdisplay, private->xwindow, |
---|
1188 | title, title, NULL, 0, NULL, NULL, NULL); |
---|
1189 | } |
---|
1190 | |
---|
1191 | void |
---|
1192 | gdk_window_set_role (GdkWindow *window, |
---|
1193 | const gchar *role) |
---|
1194 | { |
---|
1195 | GdkWindowPrivate *private; |
---|
1196 | |
---|
1197 | g_return_if_fail (window != NULL); |
---|
1198 | |
---|
1199 | private = (GdkWindowPrivate*) window; |
---|
1200 | |
---|
1201 | if (role) |
---|
1202 | XChangeProperty (private->xdisplay, private->xwindow, |
---|
1203 | gdk_atom_intern ("WM_WINDOW_ROLE", FALSE), XA_STRING, |
---|
1204 | 8, PropModeReplace, role, strlen (role)); |
---|
1205 | else |
---|
1206 | XDeleteProperty (private->xdisplay, private->xwindow, |
---|
1207 | gdk_atom_intern ("WM_WINDOW_ROLE", FALSE)); |
---|
1208 | } |
---|
1209 | |
---|
1210 | void |
---|
1211 | gdk_window_set_transient_for (GdkWindow *window, |
---|
1212 | GdkWindow *parent) |
---|
1213 | { |
---|
1214 | GdkWindowPrivate *private; |
---|
1215 | GdkWindowPrivate *parent_private; |
---|
1216 | |
---|
1217 | g_return_if_fail (window != NULL); |
---|
1218 | |
---|
1219 | private = (GdkWindowPrivate*) window; |
---|
1220 | parent_private = (GdkWindowPrivate*) parent; |
---|
1221 | |
---|
1222 | if (!private->destroyed && !parent_private->destroyed) |
---|
1223 | XSetTransientForHint (private->xdisplay, |
---|
1224 | private->xwindow, parent_private->xwindow); |
---|
1225 | } |
---|
1226 | |
---|
1227 | void |
---|
1228 | gdk_window_set_background (GdkWindow *window, |
---|
1229 | GdkColor *color) |
---|
1230 | { |
---|
1231 | GdkWindowPrivate *private; |
---|
1232 | |
---|
1233 | g_return_if_fail (window != NULL); |
---|
1234 | |
---|
1235 | private = (GdkWindowPrivate*) window; |
---|
1236 | if (!private->destroyed) |
---|
1237 | XSetWindowBackground (private->xdisplay, private->xwindow, color->pixel); |
---|
1238 | } |
---|
1239 | |
---|
1240 | void |
---|
1241 | gdk_window_set_back_pixmap (GdkWindow *window, |
---|
1242 | GdkPixmap *pixmap, |
---|
1243 | gboolean parent_relative) |
---|
1244 | { |
---|
1245 | GdkWindowPrivate *window_private; |
---|
1246 | GdkPixmapPrivate *pixmap_private; |
---|
1247 | Pixmap xpixmap; |
---|
1248 | |
---|
1249 | g_return_if_fail (window != NULL); |
---|
1250 | |
---|
1251 | window_private = (GdkWindowPrivate*) window; |
---|
1252 | pixmap_private = (GdkPixmapPrivate*) pixmap; |
---|
1253 | |
---|
1254 | if (pixmap) |
---|
1255 | xpixmap = pixmap_private->xwindow; |
---|
1256 | else |
---|
1257 | xpixmap = None; |
---|
1258 | |
---|
1259 | if (parent_relative) |
---|
1260 | xpixmap = ParentRelative; |
---|
1261 | |
---|
1262 | if (!window_private->destroyed) |
---|
1263 | XSetWindowBackgroundPixmap (window_private->xdisplay, window_private->xwindow, xpixmap); |
---|
1264 | } |
---|
1265 | |
---|
1266 | void |
---|
1267 | gdk_window_set_cursor (GdkWindow *window, |
---|
1268 | GdkCursor *cursor) |
---|
1269 | { |
---|
1270 | GdkWindowPrivate *window_private; |
---|
1271 | GdkCursorPrivate *cursor_private; |
---|
1272 | Cursor xcursor; |
---|
1273 | |
---|
1274 | g_return_if_fail (window != NULL); |
---|
1275 | |
---|
1276 | window_private = (GdkWindowPrivate*) window; |
---|
1277 | cursor_private = (GdkCursorPrivate*) cursor; |
---|
1278 | |
---|
1279 | if (!cursor) |
---|
1280 | xcursor = None; |
---|
1281 | else |
---|
1282 | xcursor = cursor_private->xcursor; |
---|
1283 | |
---|
1284 | if (!window_private->destroyed) |
---|
1285 | XDefineCursor (window_private->xdisplay, window_private->xwindow, xcursor); |
---|
1286 | } |
---|
1287 | |
---|
1288 | void |
---|
1289 | gdk_window_set_colormap (GdkWindow *window, |
---|
1290 | GdkColormap *colormap) |
---|
1291 | { |
---|
1292 | GdkWindowPrivate *window_private; |
---|
1293 | GdkColormapPrivate *colormap_private; |
---|
1294 | |
---|
1295 | g_return_if_fail (window != NULL); |
---|
1296 | g_return_if_fail (colormap != NULL); |
---|
1297 | |
---|
1298 | window_private = (GdkWindowPrivate*) window; |
---|
1299 | colormap_private = (GdkColormapPrivate*) colormap; |
---|
1300 | |
---|
1301 | if (!window_private->destroyed) |
---|
1302 | { |
---|
1303 | XSetWindowColormap (window_private->xdisplay, |
---|
1304 | window_private->xwindow, |
---|
1305 | colormap_private->xcolormap); |
---|
1306 | |
---|
1307 | if (window_private->colormap) |
---|
1308 | gdk_colormap_unref (window_private->colormap); |
---|
1309 | window_private->colormap = colormap; |
---|
1310 | gdk_colormap_ref (window_private->colormap); |
---|
1311 | |
---|
1312 | if (window_private->window_type != GDK_WINDOW_TOPLEVEL) |
---|
1313 | gdk_window_add_colormap_windows (window); |
---|
1314 | } |
---|
1315 | } |
---|
1316 | |
---|
1317 | void |
---|
1318 | gdk_window_get_user_data (GdkWindow *window, |
---|
1319 | gpointer *data) |
---|
1320 | { |
---|
1321 | g_return_if_fail (window != NULL); |
---|
1322 | |
---|
1323 | *data = window->user_data; |
---|
1324 | } |
---|
1325 | |
---|
1326 | void |
---|
1327 | gdk_window_get_geometry (GdkWindow *window, |
---|
1328 | gint *x, |
---|
1329 | gint *y, |
---|
1330 | gint *width, |
---|
1331 | gint *height, |
---|
1332 | gint *depth) |
---|
1333 | { |
---|
1334 | GdkWindowPrivate *window_private; |
---|
1335 | Window root; |
---|
1336 | gint tx; |
---|
1337 | gint ty; |
---|
1338 | guint twidth; |
---|
1339 | guint theight; |
---|
1340 | guint tborder_width; |
---|
1341 | guint tdepth; |
---|
1342 | |
---|
1343 | if (!window) |
---|
1344 | window = (GdkWindow*) &gdk_root_parent; |
---|
1345 | |
---|
1346 | window_private = (GdkWindowPrivate*) window; |
---|
1347 | |
---|
1348 | if (!window_private->destroyed) |
---|
1349 | { |
---|
1350 | XGetGeometry (window_private->xdisplay, window_private->xwindow, |
---|
1351 | &root, &tx, &ty, &twidth, &theight, &tborder_width, &tdepth); |
---|
1352 | |
---|
1353 | if (x) |
---|
1354 | *x = tx; |
---|
1355 | if (y) |
---|
1356 | *y = ty; |
---|
1357 | if (width) |
---|
1358 | *width = twidth; |
---|
1359 | if (height) |
---|
1360 | *height = theight; |
---|
1361 | if (depth) |
---|
1362 | *depth = tdepth; |
---|
1363 | } |
---|
1364 | } |
---|
1365 | |
---|
1366 | void |
---|
1367 | gdk_window_get_position (GdkWindow *window, |
---|
1368 | gint *x, |
---|
1369 | gint *y) |
---|
1370 | { |
---|
1371 | GdkWindowPrivate *window_private; |
---|
1372 | |
---|
1373 | g_return_if_fail (window != NULL); |
---|
1374 | |
---|
1375 | window_private = (GdkWindowPrivate*) window; |
---|
1376 | |
---|
1377 | if (x) |
---|
1378 | *x = window_private->x; |
---|
1379 | if (y) |
---|
1380 | *y = window_private->y; |
---|
1381 | } |
---|
1382 | |
---|
1383 | void |
---|
1384 | gdk_window_get_size (GdkWindow *window, |
---|
1385 | gint *width, |
---|
1386 | gint *height) |
---|
1387 | { |
---|
1388 | GdkWindowPrivate *window_private; |
---|
1389 | |
---|
1390 | g_return_if_fail (window != NULL); |
---|
1391 | |
---|
1392 | window_private = (GdkWindowPrivate*) window; |
---|
1393 | |
---|
1394 | if (width) |
---|
1395 | *width = window_private->width; |
---|
1396 | if (height) |
---|
1397 | *height = window_private->height; |
---|
1398 | } |
---|
1399 | |
---|
1400 | GdkVisual* |
---|
1401 | gdk_window_get_visual (GdkWindow *window) |
---|
1402 | { |
---|
1403 | GdkWindowPrivate *window_private; |
---|
1404 | XWindowAttributes window_attributes; |
---|
1405 | |
---|
1406 | g_return_val_if_fail (window != NULL, NULL); |
---|
1407 | |
---|
1408 | window_private = (GdkWindowPrivate*) window; |
---|
1409 | /* Huh? ->parent is never set for a pixmap. We should just return |
---|
1410 | * null immeditately |
---|
1411 | */ |
---|
1412 | while (window_private && (window_private->window_type == GDK_WINDOW_PIXMAP)) |
---|
1413 | window_private = (GdkWindowPrivate*) window_private->parent; |
---|
1414 | |
---|
1415 | if (window_private && !window_private->destroyed) |
---|
1416 | { |
---|
1417 | if (window_private->colormap == NULL) |
---|
1418 | { |
---|
1419 | XGetWindowAttributes (window_private->xdisplay, |
---|
1420 | window_private->xwindow, |
---|
1421 | &window_attributes); |
---|
1422 | return gdk_visual_lookup (window_attributes.visual); |
---|
1423 | } |
---|
1424 | else |
---|
1425 | return ((GdkColormapPrivate *)window_private->colormap)->visual; |
---|
1426 | } |
---|
1427 | |
---|
1428 | return NULL; |
---|
1429 | } |
---|
1430 | |
---|
1431 | GdkColormap* |
---|
1432 | gdk_window_get_colormap (GdkWindow *window) |
---|
1433 | { |
---|
1434 | GdkWindowPrivate *window_private; |
---|
1435 | XWindowAttributes window_attributes; |
---|
1436 | |
---|
1437 | g_return_val_if_fail (window != NULL, NULL); |
---|
1438 | window_private = (GdkWindowPrivate*) window; |
---|
1439 | |
---|
1440 | g_return_val_if_fail (window_private->window_type != GDK_WINDOW_PIXMAP, NULL); |
---|
1441 | if (!window_private->destroyed) |
---|
1442 | { |
---|
1443 | if (window_private->colormap == NULL) |
---|
1444 | { |
---|
1445 | XGetWindowAttributes (window_private->xdisplay, |
---|
1446 | window_private->xwindow, |
---|
1447 | &window_attributes); |
---|
1448 | return gdk_colormap_lookup (window_attributes.colormap); |
---|
1449 | } |
---|
1450 | else |
---|
1451 | return window_private->colormap; |
---|
1452 | } |
---|
1453 | |
---|
1454 | return NULL; |
---|
1455 | } |
---|
1456 | |
---|
1457 | GdkWindowType |
---|
1458 | gdk_window_get_type (GdkWindow *window) |
---|
1459 | { |
---|
1460 | GdkWindowPrivate *window_private; |
---|
1461 | |
---|
1462 | g_return_val_if_fail (window != NULL, (GdkWindowType) -1); |
---|
1463 | |
---|
1464 | window_private = (GdkWindowPrivate*) window; |
---|
1465 | return window_private->window_type; |
---|
1466 | } |
---|
1467 | |
---|
1468 | gint |
---|
1469 | gdk_window_get_origin (GdkWindow *window, |
---|
1470 | gint *x, |
---|
1471 | gint *y) |
---|
1472 | { |
---|
1473 | GdkWindowPrivate *private; |
---|
1474 | gint return_val; |
---|
1475 | Window child; |
---|
1476 | gint tx = 0; |
---|
1477 | gint ty = 0; |
---|
1478 | |
---|
1479 | g_return_val_if_fail (window != NULL, 0); |
---|
1480 | |
---|
1481 | private = (GdkWindowPrivate*) window; |
---|
1482 | |
---|
1483 | if (!private->destroyed) |
---|
1484 | { |
---|
1485 | return_val = XTranslateCoordinates (private->xdisplay, |
---|
1486 | private->xwindow, |
---|
1487 | gdk_root_window, |
---|
1488 | 0, 0, &tx, &ty, |
---|
1489 | &child); |
---|
1490 | |
---|
1491 | } |
---|
1492 | else |
---|
1493 | return_val = 0; |
---|
1494 | |
---|
1495 | if (x) |
---|
1496 | *x = tx; |
---|
1497 | if (y) |
---|
1498 | *y = ty; |
---|
1499 | |
---|
1500 | return return_val; |
---|
1501 | } |
---|
1502 | |
---|
1503 | gboolean |
---|
1504 | gdk_window_get_deskrelative_origin (GdkWindow *window, |
---|
1505 | gint *x, |
---|
1506 | gint *y) |
---|
1507 | { |
---|
1508 | GdkWindowPrivate *private; |
---|
1509 | gboolean return_val = FALSE; |
---|
1510 | gint num_children, format_return; |
---|
1511 | Window win, *child, parent, root; |
---|
1512 | gint tx = 0; |
---|
1513 | gint ty = 0; |
---|
1514 | Atom type_return; |
---|
1515 | static Atom atom = 0; |
---|
1516 | gulong number_return, bytes_after_return; |
---|
1517 | guchar *data_return; |
---|
1518 | |
---|
1519 | g_return_val_if_fail (window != NULL, 0); |
---|
1520 | |
---|
1521 | private = (GdkWindowPrivate*) window; |
---|
1522 | |
---|
1523 | if (!private->destroyed) |
---|
1524 | { |
---|
1525 | if (!atom) |
---|
1526 | atom = XInternAtom (private->xdisplay, "ENLIGHTENMENT_DESKTOP", False); |
---|
1527 | win = private->xwindow; |
---|
1528 | |
---|
1529 | while (XQueryTree (private->xdisplay, win, &root, &parent, |
---|
1530 | &child, (unsigned int *)&num_children)) |
---|
1531 | { |
---|
1532 | if ((child) && (num_children > 0)) |
---|
1533 | XFree (child); |
---|
1534 | |
---|
1535 | if (!parent) |
---|
1536 | break; |
---|
1537 | else |
---|
1538 | win = parent; |
---|
1539 | |
---|
1540 | if (win == root) |
---|
1541 | break; |
---|
1542 | |
---|
1543 | data_return = NULL; |
---|
1544 | XGetWindowProperty (private->xdisplay, win, atom, 0, 0, |
---|
1545 | False, XA_CARDINAL, &type_return, &format_return, |
---|
1546 | &number_return, &bytes_after_return, &data_return); |
---|
1547 | if (type_return == XA_CARDINAL) |
---|
1548 | { |
---|
1549 | XFree (data_return); |
---|
1550 | break; |
---|
1551 | } |
---|
1552 | } |
---|
1553 | |
---|
1554 | return_val = XTranslateCoordinates (private->xdisplay, |
---|
1555 | private->xwindow, |
---|
1556 | win, |
---|
1557 | 0, 0, &tx, &ty, |
---|
1558 | &root); |
---|
1559 | if (x) |
---|
1560 | *x = tx; |
---|
1561 | if (y) |
---|
1562 | *y = ty; |
---|
1563 | } |
---|
1564 | |
---|
1565 | |
---|
1566 | return return_val; |
---|
1567 | } |
---|
1568 | |
---|
1569 | void |
---|
1570 | gdk_window_get_root_origin (GdkWindow *window, |
---|
1571 | gint *x, |
---|
1572 | gint *y) |
---|
1573 | { |
---|
1574 | GdkWindowPrivate *private; |
---|
1575 | Window xwindow; |
---|
1576 | Window xparent; |
---|
1577 | Window root; |
---|
1578 | Window *children; |
---|
1579 | unsigned int nchildren; |
---|
1580 | |
---|
1581 | g_return_if_fail (window != NULL); |
---|
1582 | |
---|
1583 | private = (GdkWindowPrivate*) window; |
---|
1584 | if (x) |
---|
1585 | *x = 0; |
---|
1586 | if (y) |
---|
1587 | *y = 0; |
---|
1588 | if (private->destroyed) |
---|
1589 | return; |
---|
1590 | |
---|
1591 | while (private->parent && ((GdkWindowPrivate*) private->parent)->parent) |
---|
1592 | private = (GdkWindowPrivate*) private->parent; |
---|
1593 | if (private->destroyed) |
---|
1594 | return; |
---|
1595 | |
---|
1596 | xparent = private->xwindow; |
---|
1597 | do |
---|
1598 | { |
---|
1599 | xwindow = xparent; |
---|
1600 | if (!XQueryTree (private->xdisplay, xwindow, |
---|
1601 | &root, &xparent, |
---|
1602 | &children, &nchildren)) |
---|
1603 | return; |
---|
1604 | |
---|
1605 | if (children) |
---|
1606 | XFree (children); |
---|
1607 | } |
---|
1608 | while (xparent != root); |
---|
1609 | |
---|
1610 | if (xparent == root) |
---|
1611 | { |
---|
1612 | unsigned int ww, wh, wb, wd; |
---|
1613 | int wx, wy; |
---|
1614 | |
---|
1615 | if (XGetGeometry (private->xdisplay, xwindow, &root, &wx, &wy, &ww, &wh, &wb, &wd)) |
---|
1616 | { |
---|
1617 | if (x) |
---|
1618 | *x = wx; |
---|
1619 | if (y) |
---|
1620 | *y = wy; |
---|
1621 | } |
---|
1622 | } |
---|
1623 | } |
---|
1624 | |
---|
1625 | GdkWindow* |
---|
1626 | gdk_window_get_pointer (GdkWindow *window, |
---|
1627 | gint *x, |
---|
1628 | gint *y, |
---|
1629 | GdkModifierType *mask) |
---|
1630 | { |
---|
1631 | GdkWindowPrivate *private; |
---|
1632 | GdkWindow *return_val; |
---|
1633 | Window root; |
---|
1634 | Window child; |
---|
1635 | int rootx, rooty; |
---|
1636 | int winx = 0; |
---|
1637 | int winy = 0; |
---|
1638 | unsigned int xmask = 0; |
---|
1639 | |
---|
1640 | if (!window) |
---|
1641 | window = (GdkWindow*) &gdk_root_parent; |
---|
1642 | |
---|
1643 | private = (GdkWindowPrivate*) window; |
---|
1644 | |
---|
1645 | return_val = NULL; |
---|
1646 | if (!private->destroyed && |
---|
1647 | XQueryPointer (private->xdisplay, private->xwindow, &root, &child, |
---|
1648 | &rootx, &rooty, &winx, &winy, &xmask)) |
---|
1649 | { |
---|
1650 | if (child) |
---|
1651 | return_val = gdk_window_lookup (child); |
---|
1652 | } |
---|
1653 | |
---|
1654 | if (x) |
---|
1655 | *x = winx; |
---|
1656 | if (y) |
---|
1657 | *y = winy; |
---|
1658 | if (mask) |
---|
1659 | *mask = xmask; |
---|
1660 | |
---|
1661 | return return_val; |
---|
1662 | } |
---|
1663 | |
---|
1664 | GdkWindow* |
---|
1665 | gdk_window_at_pointer (gint *win_x, |
---|
1666 | gint *win_y) |
---|
1667 | { |
---|
1668 | GdkWindowPrivate *private; |
---|
1669 | GdkWindow *window; |
---|
1670 | Window root; |
---|
1671 | Window xwindow; |
---|
1672 | Window xwindow_last = 0; |
---|
1673 | int rootx = -1, rooty = -1; |
---|
1674 | int winx, winy; |
---|
1675 | unsigned int xmask; |
---|
1676 | |
---|
1677 | private = &gdk_root_parent; |
---|
1678 | |
---|
1679 | xwindow = private->xwindow; |
---|
1680 | |
---|
1681 | XGrabServer (private->xdisplay); |
---|
1682 | while (xwindow) |
---|
1683 | { |
---|
1684 | xwindow_last = xwindow; |
---|
1685 | XQueryPointer (private->xdisplay, |
---|
1686 | xwindow, |
---|
1687 | &root, &xwindow, |
---|
1688 | &rootx, &rooty, |
---|
1689 | &winx, &winy, |
---|
1690 | &xmask); |
---|
1691 | } |
---|
1692 | XUngrabServer (private->xdisplay); |
---|
1693 | |
---|
1694 | window = gdk_window_lookup (xwindow_last); |
---|
1695 | |
---|
1696 | if (win_x) |
---|
1697 | *win_x = window ? winx : -1; |
---|
1698 | if (win_y) |
---|
1699 | *win_y = window ? winy : -1; |
---|
1700 | |
---|
1701 | return window; |
---|
1702 | } |
---|
1703 | |
---|
1704 | GdkWindow* |
---|
1705 | gdk_window_get_parent (GdkWindow *window) |
---|
1706 | { |
---|
1707 | g_return_val_if_fail (window != NULL, NULL); |
---|
1708 | |
---|
1709 | return ((GdkWindowPrivate*) window)->parent; |
---|
1710 | } |
---|
1711 | |
---|
1712 | GdkWindow* |
---|
1713 | gdk_window_get_toplevel (GdkWindow *window) |
---|
1714 | { |
---|
1715 | GdkWindowPrivate *private; |
---|
1716 | |
---|
1717 | g_return_val_if_fail (window != NULL, NULL); |
---|
1718 | |
---|
1719 | private = (GdkWindowPrivate*) window; |
---|
1720 | |
---|
1721 | while (private->window_type == GDK_WINDOW_CHILD) |
---|
1722 | { |
---|
1723 | window = ((GdkWindowPrivate*) window)->parent; |
---|
1724 | private = (GdkWindowPrivate*) window; |
---|
1725 | } |
---|
1726 | |
---|
1727 | return window; |
---|
1728 | } |
---|
1729 | |
---|
1730 | GList* |
---|
1731 | gdk_window_get_children (GdkWindow *window) |
---|
1732 | { |
---|
1733 | GdkWindowPrivate *private; |
---|
1734 | GdkWindow *child; |
---|
1735 | GList *children; |
---|
1736 | Window root; |
---|
1737 | Window parent; |
---|
1738 | Window *xchildren; |
---|
1739 | unsigned int nchildren; |
---|
1740 | unsigned int i; |
---|
1741 | |
---|
1742 | g_return_val_if_fail (window != NULL, NULL); |
---|
1743 | |
---|
1744 | private = (GdkWindowPrivate*) window; |
---|
1745 | if (private->destroyed) |
---|
1746 | return NULL; |
---|
1747 | |
---|
1748 | XQueryTree (private->xdisplay, private->xwindow, |
---|
1749 | &root, &parent, &xchildren, &nchildren); |
---|
1750 | |
---|
1751 | children = NULL; |
---|
1752 | |
---|
1753 | if (nchildren > 0) |
---|
1754 | { |
---|
1755 | for (i = 0; i < nchildren; i++) |
---|
1756 | { |
---|
1757 | child = gdk_window_lookup (xchildren[i]); |
---|
1758 | if (child) |
---|
1759 | children = g_list_prepend (children, child); |
---|
1760 | } |
---|
1761 | |
---|
1762 | if (xchildren) |
---|
1763 | XFree (xchildren); |
---|
1764 | } |
---|
1765 | |
---|
1766 | return children; |
---|
1767 | } |
---|
1768 | |
---|
1769 | GdkEventMask |
---|
1770 | gdk_window_get_events (GdkWindow *window) |
---|
1771 | { |
---|
1772 | GdkWindowPrivate *private; |
---|
1773 | XWindowAttributes attrs; |
---|
1774 | GdkEventMask event_mask; |
---|
1775 | int i; |
---|
1776 | |
---|
1777 | g_return_val_if_fail (window != NULL, 0); |
---|
1778 | |
---|
1779 | private = (GdkWindowPrivate*) window; |
---|
1780 | if (private->destroyed) |
---|
1781 | return 0; |
---|
1782 | |
---|
1783 | XGetWindowAttributes (gdk_display, private->xwindow, |
---|
1784 | &attrs); |
---|
1785 | |
---|
1786 | event_mask = 0; |
---|
1787 | for (i = 0; i < gdk_nevent_masks; i++) |
---|
1788 | { |
---|
1789 | if (attrs.your_event_mask & gdk_event_mask_table[i]) |
---|
1790 | event_mask |= 1 << (i + 1); |
---|
1791 | } |
---|
1792 | |
---|
1793 | return event_mask; |
---|
1794 | } |
---|
1795 | |
---|
1796 | void |
---|
1797 | gdk_window_set_events (GdkWindow *window, |
---|
1798 | GdkEventMask event_mask) |
---|
1799 | { |
---|
1800 | GdkWindowPrivate *private; |
---|
1801 | long xevent_mask; |
---|
1802 | int i; |
---|
1803 | |
---|
1804 | g_return_if_fail (window != NULL); |
---|
1805 | |
---|
1806 | private = (GdkWindowPrivate*) window; |
---|
1807 | if (private->destroyed) |
---|
1808 | return; |
---|
1809 | |
---|
1810 | xevent_mask = StructureNotifyMask; |
---|
1811 | for (i = 0; i < gdk_nevent_masks; i++) |
---|
1812 | { |
---|
1813 | if (event_mask & (1 << (i + 1))) |
---|
1814 | xevent_mask |= gdk_event_mask_table[i]; |
---|
1815 | } |
---|
1816 | |
---|
1817 | XSelectInput (gdk_display, private->xwindow, |
---|
1818 | xevent_mask); |
---|
1819 | } |
---|
1820 | |
---|
1821 | void |
---|
1822 | gdk_window_add_colormap_windows (GdkWindow *window) |
---|
1823 | { |
---|
1824 | GdkWindow *toplevel; |
---|
1825 | GdkWindowPrivate *toplevel_private; |
---|
1826 | GdkWindowPrivate *window_private; |
---|
1827 | Window *old_windows; |
---|
1828 | Window *new_windows; |
---|
1829 | int i, count; |
---|
1830 | |
---|
1831 | g_return_if_fail (window != NULL); |
---|
1832 | |
---|
1833 | toplevel = gdk_window_get_toplevel (window); |
---|
1834 | toplevel_private = (GdkWindowPrivate*) toplevel; |
---|
1835 | window_private = (GdkWindowPrivate*) window; |
---|
1836 | if (window_private->destroyed) |
---|
1837 | return; |
---|
1838 | |
---|
1839 | old_windows = NULL; |
---|
1840 | if (!XGetWMColormapWindows (toplevel_private->xdisplay, |
---|
1841 | toplevel_private->xwindow, |
---|
1842 | &old_windows, &count)) |
---|
1843 | { |
---|
1844 | count = 0; |
---|
1845 | } |
---|
1846 | |
---|
1847 | for (i = 0; i < count; i++) |
---|
1848 | if (old_windows[i] == window_private->xwindow) |
---|
1849 | { |
---|
1850 | XFree (old_windows); |
---|
1851 | return; |
---|
1852 | } |
---|
1853 | |
---|
1854 | new_windows = g_new (Window, count + 1); |
---|
1855 | |
---|
1856 | for (i = 0; i < count; i++) |
---|
1857 | new_windows[i] = old_windows[i]; |
---|
1858 | new_windows[count] = window_private->xwindow; |
---|
1859 | |
---|
1860 | XSetWMColormapWindows (toplevel_private->xdisplay, |
---|
1861 | toplevel_private->xwindow, |
---|
1862 | new_windows, count + 1); |
---|
1863 | |
---|
1864 | g_free (new_windows); |
---|
1865 | if (old_windows) |
---|
1866 | XFree (old_windows); |
---|
1867 | } |
---|
1868 | |
---|
1869 | static gboolean |
---|
1870 | gdk_window_have_shape_ext (void) |
---|
1871 | { |
---|
1872 | enum { UNKNOWN, NO, YES }; |
---|
1873 | static gint have_shape = UNKNOWN; |
---|
1874 | |
---|
1875 | if (have_shape == UNKNOWN) |
---|
1876 | { |
---|
1877 | int ignore; |
---|
1878 | if (XQueryExtension (gdk_display, "SHAPE", &ignore, &ignore, &ignore)) |
---|
1879 | have_shape = YES; |
---|
1880 | else |
---|
1881 | have_shape = NO; |
---|
1882 | } |
---|
1883 | |
---|
1884 | return (have_shape == YES); |
---|
1885 | } |
---|
1886 | |
---|
1887 | /* |
---|
1888 | * This needs the X11 shape extension. |
---|
1889 | * If not available, shaped windows will look |
---|
1890 | * ugly, but programs still work. Stefan Wille |
---|
1891 | */ |
---|
1892 | void |
---|
1893 | gdk_window_shape_combine_mask (GdkWindow *window, |
---|
1894 | GdkBitmap *mask, |
---|
1895 | gint x, gint y) |
---|
1896 | { |
---|
1897 | GdkWindowPrivate *window_private; |
---|
1898 | Pixmap pixmap; |
---|
1899 | |
---|
1900 | g_return_if_fail (window != NULL); |
---|
1901 | |
---|
1902 | #ifdef HAVE_SHAPE_EXT |
---|
1903 | window_private = (GdkWindowPrivate*) window; |
---|
1904 | if (window_private->destroyed) |
---|
1905 | return; |
---|
1906 | |
---|
1907 | if (gdk_window_have_shape_ext ()) |
---|
1908 | { |
---|
1909 | if (mask) |
---|
1910 | { |
---|
1911 | GdkWindowPrivate *pixmap_private; |
---|
1912 | |
---|
1913 | pixmap_private = (GdkWindowPrivate*) mask; |
---|
1914 | pixmap = (Pixmap) pixmap_private->xwindow; |
---|
1915 | } |
---|
1916 | else |
---|
1917 | { |
---|
1918 | x = 0; |
---|
1919 | y = 0; |
---|
1920 | pixmap = None; |
---|
1921 | } |
---|
1922 | |
---|
1923 | XShapeCombineMask (window_private->xdisplay, |
---|
1924 | window_private->xwindow, |
---|
1925 | ShapeBounding, |
---|
1926 | x, y, |
---|
1927 | pixmap, |
---|
1928 | ShapeSet); |
---|
1929 | } |
---|
1930 | #endif /* HAVE_SHAPE_EXT */ |
---|
1931 | } |
---|
1932 | |
---|
1933 | void |
---|
1934 | gdk_window_add_filter (GdkWindow *window, |
---|
1935 | GdkFilterFunc function, |
---|
1936 | gpointer data) |
---|
1937 | { |
---|
1938 | GdkWindowPrivate *private; |
---|
1939 | GList *tmp_list; |
---|
1940 | GdkEventFilter *filter; |
---|
1941 | |
---|
1942 | private = (GdkWindowPrivate*) window; |
---|
1943 | if (private && private->destroyed) |
---|
1944 | return; |
---|
1945 | |
---|
1946 | if (private) |
---|
1947 | tmp_list = private->filters; |
---|
1948 | else |
---|
1949 | tmp_list = gdk_default_filters; |
---|
1950 | |
---|
1951 | while (tmp_list) |
---|
1952 | { |
---|
1953 | filter = (GdkEventFilter *)tmp_list->data; |
---|
1954 | if ((filter->function == function) && (filter->data == data)) |
---|
1955 | return; |
---|
1956 | tmp_list = tmp_list->next; |
---|
1957 | } |
---|
1958 | |
---|
1959 | filter = g_new (GdkEventFilter, 1); |
---|
1960 | filter->function = function; |
---|
1961 | filter->data = data; |
---|
1962 | |
---|
1963 | if (private) |
---|
1964 | private->filters = g_list_append (private->filters, filter); |
---|
1965 | else |
---|
1966 | gdk_default_filters = g_list_append (gdk_default_filters, filter); |
---|
1967 | } |
---|
1968 | |
---|
1969 | void |
---|
1970 | gdk_window_remove_filter (GdkWindow *window, |
---|
1971 | GdkFilterFunc function, |
---|
1972 | gpointer data) |
---|
1973 | { |
---|
1974 | GdkWindowPrivate *private; |
---|
1975 | GList *tmp_list, *node; |
---|
1976 | GdkEventFilter *filter; |
---|
1977 | |
---|
1978 | private = (GdkWindowPrivate*) window; |
---|
1979 | |
---|
1980 | if (private) |
---|
1981 | tmp_list = private->filters; |
---|
1982 | else |
---|
1983 | tmp_list = gdk_default_filters; |
---|
1984 | |
---|
1985 | while (tmp_list) |
---|
1986 | { |
---|
1987 | filter = (GdkEventFilter *)tmp_list->data; |
---|
1988 | node = tmp_list; |
---|
1989 | tmp_list = tmp_list->next; |
---|
1990 | |
---|
1991 | if ((filter->function == function) && (filter->data == data)) |
---|
1992 | { |
---|
1993 | if (private) |
---|
1994 | private->filters = g_list_remove_link (private->filters, node); |
---|
1995 | else |
---|
1996 | gdk_default_filters = g_list_remove_link (gdk_default_filters, node); |
---|
1997 | g_list_free_1 (node); |
---|
1998 | g_free (filter); |
---|
1999 | |
---|
2000 | return; |
---|
2001 | } |
---|
2002 | } |
---|
2003 | } |
---|
2004 | |
---|
2005 | void |
---|
2006 | gdk_window_set_override_redirect (GdkWindow *window, |
---|
2007 | gboolean override_redirect) |
---|
2008 | { |
---|
2009 | GdkWindowPrivate *private; |
---|
2010 | XSetWindowAttributes attr; |
---|
2011 | |
---|
2012 | g_return_if_fail (window != NULL); |
---|
2013 | private = (GdkWindowPrivate*) window; |
---|
2014 | if (private->destroyed) |
---|
2015 | return; |
---|
2016 | |
---|
2017 | attr.override_redirect = (override_redirect == FALSE)?False:True; |
---|
2018 | XChangeWindowAttributes (gdk_display, |
---|
2019 | ((GdkWindowPrivate *)window)->xwindow, |
---|
2020 | CWOverrideRedirect, |
---|
2021 | &attr); |
---|
2022 | } |
---|
2023 | |
---|
2024 | void |
---|
2025 | gdk_window_set_icon (GdkWindow *window, |
---|
2026 | GdkWindow *icon_window, |
---|
2027 | GdkPixmap *pixmap, |
---|
2028 | GdkBitmap *mask) |
---|
2029 | { |
---|
2030 | XWMHints *wm_hints; |
---|
2031 | GdkWindowPrivate *window_private; |
---|
2032 | GdkWindowPrivate *private; |
---|
2033 | |
---|
2034 | g_return_if_fail (window != NULL); |
---|
2035 | window_private = (GdkWindowPrivate*) window; |
---|
2036 | if (window_private->destroyed) |
---|
2037 | return; |
---|
2038 | |
---|
2039 | wm_hints = XGetWMHints (window_private->xdisplay, window_private->xwindow); |
---|
2040 | if (!wm_hints) |
---|
2041 | wm_hints = XAllocWMHints (); |
---|
2042 | |
---|
2043 | if (icon_window != NULL) |
---|
2044 | { |
---|
2045 | private = (GdkWindowPrivate *)icon_window; |
---|
2046 | wm_hints->flags |= IconWindowHint; |
---|
2047 | wm_hints->icon_window = private->xwindow; |
---|
2048 | } |
---|
2049 | |
---|
2050 | if (pixmap != NULL) |
---|
2051 | { |
---|
2052 | private = (GdkWindowPrivate *)pixmap; |
---|
2053 | wm_hints->flags |= IconPixmapHint; |
---|
2054 | wm_hints->icon_pixmap = private->xwindow; |
---|
2055 | } |
---|
2056 | |
---|
2057 | if (mask != NULL) |
---|
2058 | { |
---|
2059 | private = (GdkWindowPrivate *)mask; |
---|
2060 | wm_hints->flags |= IconMaskHint; |
---|
2061 | wm_hints->icon_mask = private->xwindow; |
---|
2062 | } |
---|
2063 | |
---|
2064 | XSetWMHints (window_private->xdisplay, window_private->xwindow, wm_hints); |
---|
2065 | XFree (wm_hints); |
---|
2066 | } |
---|
2067 | |
---|
2068 | void |
---|
2069 | gdk_window_set_icon_name (GdkWindow *window, |
---|
2070 | const gchar *name) |
---|
2071 | { |
---|
2072 | GdkWindowPrivate *window_private; |
---|
2073 | XTextProperty property; |
---|
2074 | gint res; |
---|
2075 | |
---|
2076 | g_return_if_fail (window != NULL); |
---|
2077 | window_private = (GdkWindowPrivate*) window; |
---|
2078 | if (window_private->destroyed) |
---|
2079 | return; |
---|
2080 | res = XmbTextListToTextProperty (window_private->xdisplay, |
---|
2081 | &name, 1, XStdICCTextStyle, |
---|
2082 | &property); |
---|
2083 | if (res < 0) |
---|
2084 | { |
---|
2085 | g_warning ("Error converting icon name to text property: %d\n", res); |
---|
2086 | return; |
---|
2087 | } |
---|
2088 | |
---|
2089 | XSetWMIconName (window_private->xdisplay, window_private->xwindow, |
---|
2090 | &property); |
---|
2091 | |
---|
2092 | if (property.value) |
---|
2093 | XFree (property.value); |
---|
2094 | } |
---|
2095 | |
---|
2096 | void |
---|
2097 | gdk_window_set_group (GdkWindow *window, |
---|
2098 | GdkWindow *leader) |
---|
2099 | { |
---|
2100 | XWMHints *wm_hints; |
---|
2101 | GdkWindowPrivate *window_private; |
---|
2102 | GdkWindowPrivate *private; |
---|
2103 | |
---|
2104 | g_return_if_fail (window != NULL); |
---|
2105 | g_return_if_fail (leader != NULL); |
---|
2106 | window_private = (GdkWindowPrivate*) window; |
---|
2107 | if (window_private->destroyed) |
---|
2108 | return; |
---|
2109 | |
---|
2110 | private = (GdkWindowPrivate *)leader; |
---|
2111 | |
---|
2112 | wm_hints = XGetWMHints (window_private->xdisplay, window_private->xwindow); |
---|
2113 | if (!wm_hints) |
---|
2114 | wm_hints = XAllocWMHints (); |
---|
2115 | |
---|
2116 | wm_hints->flags |= WindowGroupHint; |
---|
2117 | wm_hints->window_group = private->xwindow; |
---|
2118 | |
---|
2119 | XSetWMHints (window_private->xdisplay, window_private->xwindow, wm_hints); |
---|
2120 | XFree (wm_hints); |
---|
2121 | } |
---|
2122 | |
---|
2123 | static void |
---|
2124 | gdk_window_set_mwm_hints (GdkWindow *window, |
---|
2125 | MotifWmHints *new_hints) |
---|
2126 | { |
---|
2127 | static Atom hints_atom = None; |
---|
2128 | MotifWmHints *hints; |
---|
2129 | Atom type; |
---|
2130 | gint format; |
---|
2131 | gulong nitems; |
---|
2132 | gulong bytes_after; |
---|
2133 | |
---|
2134 | GdkWindowPrivate *window_private; |
---|
2135 | |
---|
2136 | g_return_if_fail (window != NULL); |
---|
2137 | window_private = (GdkWindowPrivate*) window; |
---|
2138 | if (window_private->destroyed) |
---|
2139 | return; |
---|
2140 | |
---|
2141 | if (!hints_atom) |
---|
2142 | hints_atom = XInternAtom (window_private->xdisplay, |
---|
2143 | _XA_MOTIF_WM_HINTS, FALSE); |
---|
2144 | |
---|
2145 | XGetWindowProperty (window_private->xdisplay, window_private->xwindow, |
---|
2146 | hints_atom, 0, sizeof (MotifWmHints)/sizeof (long), |
---|
2147 | False, AnyPropertyType, &type, &format, &nitems, |
---|
2148 | &bytes_after, (guchar **)&hints); |
---|
2149 | |
---|
2150 | if (type == None) |
---|
2151 | hints = new_hints; |
---|
2152 | else |
---|
2153 | { |
---|
2154 | if (new_hints->flags & MWM_HINTS_FUNCTIONS) |
---|
2155 | { |
---|
2156 | hints->flags |= MWM_HINTS_FUNCTIONS; |
---|
2157 | hints->functions = new_hints->functions; |
---|
2158 | } |
---|
2159 | if (new_hints->flags & MWM_HINTS_DECORATIONS) |
---|
2160 | { |
---|
2161 | hints->flags |= MWM_HINTS_DECORATIONS; |
---|
2162 | hints->decorations = new_hints->decorations; |
---|
2163 | } |
---|
2164 | } |
---|
2165 | |
---|
2166 | XChangeProperty (window_private->xdisplay, window_private->xwindow, |
---|
2167 | hints_atom, hints_atom, 32, PropModeReplace, |
---|
2168 | (guchar *)hints, sizeof (MotifWmHints)/sizeof (long)); |
---|
2169 | |
---|
2170 | if (hints != new_hints) |
---|
2171 | XFree (hints); |
---|
2172 | } |
---|
2173 | |
---|
2174 | void |
---|
2175 | gdk_window_set_decorations (GdkWindow *window, |
---|
2176 | GdkWMDecoration decorations) |
---|
2177 | { |
---|
2178 | MotifWmHints hints; |
---|
2179 | |
---|
2180 | hints.flags = MWM_HINTS_DECORATIONS; |
---|
2181 | hints.decorations = decorations; |
---|
2182 | |
---|
2183 | gdk_window_set_mwm_hints (window, &hints); |
---|
2184 | } |
---|
2185 | |
---|
2186 | void |
---|
2187 | gdk_window_set_functions (GdkWindow *window, |
---|
2188 | GdkWMFunction functions) |
---|
2189 | { |
---|
2190 | MotifWmHints hints; |
---|
2191 | |
---|
2192 | hints.flags = MWM_HINTS_FUNCTIONS; |
---|
2193 | hints.functions = functions; |
---|
2194 | |
---|
2195 | gdk_window_set_mwm_hints (window, &hints); |
---|
2196 | } |
---|
2197 | |
---|
2198 | GList * |
---|
2199 | gdk_window_get_toplevels (void) |
---|
2200 | { |
---|
2201 | GList *new_list = NULL; |
---|
2202 | GList *tmp_list; |
---|
2203 | |
---|
2204 | tmp_list = gdk_root_parent.children; |
---|
2205 | while (tmp_list) |
---|
2206 | { |
---|
2207 | new_list = g_list_prepend (new_list, tmp_list->data); |
---|
2208 | tmp_list = tmp_list->next; |
---|
2209 | } |
---|
2210 | |
---|
2211 | return new_list; |
---|
2212 | } |
---|
2213 | |
---|
2214 | #ifdef HAVE_SHAPE_EXT |
---|
2215 | |
---|
2216 | /* |
---|
2217 | * propagate the shapes from all child windows of a GDK window to the parent |
---|
2218 | * window. Shamelessly ripped from Enlightenment's code |
---|
2219 | * |
---|
2220 | * - Raster |
---|
2221 | */ |
---|
2222 | |
---|
2223 | struct _gdk_span |
---|
2224 | { |
---|
2225 | gint start; |
---|
2226 | gint end; |
---|
2227 | struct _gdk_span *next; |
---|
2228 | }; |
---|
2229 | |
---|
2230 | static void |
---|
2231 | gdk_add_to_span (struct _gdk_span **s, |
---|
2232 | gint x, |
---|
2233 | gint xx) |
---|
2234 | { |
---|
2235 | struct _gdk_span *ptr1, *ptr2, *noo, *ss; |
---|
2236 | gchar spanning; |
---|
2237 | |
---|
2238 | ptr2 = NULL; |
---|
2239 | ptr1 = *s; |
---|
2240 | spanning = 0; |
---|
2241 | ss = NULL; |
---|
2242 | /* scan the spans for this line */ |
---|
2243 | while (ptr1) |
---|
2244 | { |
---|
2245 | /* -- -> new span */ |
---|
2246 | /* == -> existing span */ |
---|
2247 | /* ## -> spans intersect */ |
---|
2248 | /* if we are in the middle of spanning the span into the line */ |
---|
2249 | if (spanning) |
---|
2250 | { |
---|
2251 | /* case: ---- ==== */ |
---|
2252 | if (xx < ptr1->start - 1) |
---|
2253 | { |
---|
2254 | /* ends before next span - extend to here */ |
---|
2255 | ss->end = xx; |
---|
2256 | return; |
---|
2257 | } |
---|
2258 | /* case: ----##=== */ |
---|
2259 | else if (xx <= ptr1->end) |
---|
2260 | { |
---|
2261 | /* crosses into next span - delete next span and append */ |
---|
2262 | ss->end = ptr1->end; |
---|
2263 | ss->next = ptr1->next; |
---|
2264 | g_free (ptr1); |
---|
2265 | return; |
---|
2266 | } |
---|
2267 | /* case: ---###--- */ |
---|
2268 | else |
---|
2269 | { |
---|
2270 | /* overlaps next span - delete and keep checking */ |
---|
2271 | ss->next = ptr1->next; |
---|
2272 | g_free (ptr1); |
---|
2273 | ptr1 = ss; |
---|
2274 | } |
---|
2275 | } |
---|
2276 | /* otherwise havent started spanning it in yet */ |
---|
2277 | else |
---|
2278 | { |
---|
2279 | /* case: ---- ==== */ |
---|
2280 | if (xx < ptr1->start - 1) |
---|
2281 | { |
---|
2282 | /* insert span here in list */ |
---|
2283 | noo = g_malloc (sizeof (struct _gdk_span)); |
---|
2284 | |
---|
2285 | if (noo) |
---|
2286 | { |
---|
2287 | noo->start = x; |
---|
2288 | noo->end = xx; |
---|
2289 | noo->next = ptr1; |
---|
2290 | if (ptr2) |
---|
2291 | ptr2->next = noo; |
---|
2292 | else |
---|
2293 | *s = noo; |
---|
2294 | } |
---|
2295 | return; |
---|
2296 | } |
---|
2297 | /* case: ----##=== */ |
---|
2298 | else if ((x < ptr1->start) && (xx <= ptr1->end)) |
---|
2299 | { |
---|
2300 | /* expand this span to the left point of the new one */ |
---|
2301 | ptr1->start = x; |
---|
2302 | return; |
---|
2303 | } |
---|
2304 | /* case: ===###=== */ |
---|
2305 | else if ((x >= ptr1->start) && (xx <= ptr1->end)) |
---|
2306 | { |
---|
2307 | /* throw the span away */ |
---|
2308 | return; |
---|
2309 | } |
---|
2310 | /* case: ---###--- */ |
---|
2311 | else if ((x < ptr1->start) && (xx > ptr1->end)) |
---|
2312 | { |
---|
2313 | ss = ptr1; |
---|
2314 | spanning = 1; |
---|
2315 | ptr1->start = x; |
---|
2316 | ptr1->end = xx; |
---|
2317 | } |
---|
2318 | /* case: ===##---- */ |
---|
2319 | else if ((x >= ptr1->start) && (x <= ptr1->end + 1) && (xx > ptr1->end)) |
---|
2320 | { |
---|
2321 | ss = ptr1; |
---|
2322 | spanning = 1; |
---|
2323 | ptr1->end = xx; |
---|
2324 | } |
---|
2325 | /* case: ==== ---- */ |
---|
2326 | /* case handled by next loop iteration - first case */ |
---|
2327 | } |
---|
2328 | ptr2 = ptr1; |
---|
2329 | ptr1 = ptr1->next; |
---|
2330 | } |
---|
2331 | /* it started in the middle but spans beyond your current list */ |
---|
2332 | if (spanning) |
---|
2333 | { |
---|
2334 | ptr2->end = xx; |
---|
2335 | return; |
---|
2336 | } |
---|
2337 | /* it does not start inside a span or in the middle, so add it to the end */ |
---|
2338 | noo = g_malloc (sizeof (struct _gdk_span)); |
---|
2339 | |
---|
2340 | if (noo) |
---|
2341 | { |
---|
2342 | noo->start = x; |
---|
2343 | noo->end = xx; |
---|
2344 | if (ptr2) |
---|
2345 | { |
---|
2346 | noo->next = ptr2->next; |
---|
2347 | ptr2->next = noo; |
---|
2348 | } |
---|
2349 | else |
---|
2350 | { |
---|
2351 | noo->next = NULL; |
---|
2352 | *s = noo; |
---|
2353 | } |
---|
2354 | } |
---|
2355 | return; |
---|
2356 | } |
---|
2357 | |
---|
2358 | static void |
---|
2359 | gdk_add_rectangles (Display *disp, |
---|
2360 | Window win, |
---|
2361 | struct _gdk_span **spans, |
---|
2362 | gint basew, |
---|
2363 | gint baseh, |
---|
2364 | gint x, |
---|
2365 | gint y) |
---|
2366 | { |
---|
2367 | gint a, k; |
---|
2368 | gint x1, y1, x2, y2; |
---|
2369 | gint rn, ord; |
---|
2370 | XRectangle *rl; |
---|
2371 | |
---|
2372 | rl = XShapeGetRectangles (disp, win, ShapeBounding, &rn, &ord); |
---|
2373 | if (rl) |
---|
2374 | { |
---|
2375 | /* go through all clip rects in this window's shape */ |
---|
2376 | for (k = 0; k < rn; k++) |
---|
2377 | { |
---|
2378 | /* for each clip rect, add it to each line's spans */ |
---|
2379 | x1 = x + rl[k].x; |
---|
2380 | x2 = x + rl[k].x + (rl[k].width - 1); |
---|
2381 | y1 = y + rl[k].y; |
---|
2382 | y2 = y + rl[k].y + (rl[k].height - 1); |
---|
2383 | if (x1 < 0) |
---|
2384 | x1 = 0; |
---|
2385 | if (y1 < 0) |
---|
2386 | y1 = 0; |
---|
2387 | if (x2 >= basew) |
---|
2388 | x2 = basew - 1; |
---|
2389 | if (y2 >= baseh) |
---|
2390 | y2 = baseh - 1; |
---|
2391 | for (a = y1; a <= y2; a++) |
---|
2392 | { |
---|
2393 | if ((x2 - x1) >= 0) |
---|
2394 | gdk_add_to_span (&spans[a], x1, x2); |
---|
2395 | } |
---|
2396 | } |
---|
2397 | XFree (rl); |
---|
2398 | } |
---|
2399 | } |
---|
2400 | |
---|
2401 | static void |
---|
2402 | gdk_propagate_shapes (Display *disp, |
---|
2403 | Window win, |
---|
2404 | gboolean merge) |
---|
2405 | { |
---|
2406 | Window rt, par, *list = NULL; |
---|
2407 | gint i, j, num = 0, num_rects = 0; |
---|
2408 | gint x, y, contig; |
---|
2409 | guint w, h, d; |
---|
2410 | gint baseh, basew; |
---|
2411 | XRectangle *rects = NULL; |
---|
2412 | struct _gdk_span **spans = NULL, *ptr1, *ptr2, *ptr3; |
---|
2413 | XWindowAttributes xatt; |
---|
2414 | |
---|
2415 | XGetGeometry (disp, win, &rt, &x, &y, &w, &h, &d, &d); |
---|
2416 | if (h <= 0) |
---|
2417 | return; |
---|
2418 | basew = w; |
---|
2419 | baseh = h; |
---|
2420 | spans = g_malloc (sizeof (struct _gdk_span *) * h); |
---|
2421 | |
---|
2422 | for (i = 0; i < h; i++) |
---|
2423 | spans[i] = NULL; |
---|
2424 | XQueryTree (disp, win, &rt, &par, &list, (unsigned int *)&num); |
---|
2425 | if (list) |
---|
2426 | { |
---|
2427 | /* go through all child windows and create/insert spans */ |
---|
2428 | for (i = 0; i < num; i++) |
---|
2429 | { |
---|
2430 | if (XGetWindowAttributes (disp, list[i], &xatt) && (xatt.map_state != IsUnmapped)) |
---|
2431 | if (XGetGeometry (disp, list[i], &rt, &x, &y, &w, &h, &d, &d)) |
---|
2432 | gdk_add_rectangles (disp, list[i], spans, basew, baseh, x, y); |
---|
2433 | } |
---|
2434 | if (merge) |
---|
2435 | gdk_add_rectangles (disp, win, spans, basew, baseh, x, y); |
---|
2436 | |
---|
2437 | /* go through the spans list and build a list of rects */ |
---|
2438 | rects = g_malloc (sizeof (XRectangle) * 256); |
---|
2439 | num_rects = 0; |
---|
2440 | for (i = 0; i < baseh; i++) |
---|
2441 | { |
---|
2442 | ptr1 = spans[i]; |
---|
2443 | /* go through the line for all spans */ |
---|
2444 | while (ptr1) |
---|
2445 | { |
---|
2446 | rects[num_rects].x = ptr1->start; |
---|
2447 | rects[num_rects].y = i; |
---|
2448 | rects[num_rects].width = ptr1->end - ptr1->start + 1; |
---|
2449 | rects[num_rects].height = 1; |
---|
2450 | j = i + 1; |
---|
2451 | /* if there are more lines */ |
---|
2452 | contig = 1; |
---|
2453 | /* while contigous rects (same start/end coords) exist */ |
---|
2454 | while ((contig) && (j < baseh)) |
---|
2455 | { |
---|
2456 | /* search next line for spans matching this one */ |
---|
2457 | contig = 0; |
---|
2458 | ptr2 = spans[j]; |
---|
2459 | ptr3 = NULL; |
---|
2460 | while (ptr2) |
---|
2461 | { |
---|
2462 | /* if we have an exact span match set contig */ |
---|
2463 | if ((ptr2->start == ptr1->start) && |
---|
2464 | (ptr2->end == ptr1->end)) |
---|
2465 | { |
---|
2466 | contig = 1; |
---|
2467 | /* remove the span - not needed */ |
---|
2468 | if (ptr3) |
---|
2469 | { |
---|
2470 | ptr3->next = ptr2->next; |
---|
2471 | g_free (ptr2); |
---|
2472 | ptr2 = NULL; |
---|
2473 | } |
---|
2474 | else |
---|
2475 | { |
---|
2476 | spans[j] = ptr2->next; |
---|
2477 | g_free (ptr2); |
---|
2478 | ptr2 = NULL; |
---|
2479 | } |
---|
2480 | break; |
---|
2481 | } |
---|
2482 | /* gone past the span point no point looking */ |
---|
2483 | else if (ptr2->start < ptr1->start) |
---|
2484 | break; |
---|
2485 | if (ptr2) |
---|
2486 | { |
---|
2487 | ptr3 = ptr2; |
---|
2488 | ptr2 = ptr2->next; |
---|
2489 | } |
---|
2490 | } |
---|
2491 | /* if a contiguous span was found increase the rect h */ |
---|
2492 | if (contig) |
---|
2493 | { |
---|
2494 | rects[num_rects].height++; |
---|
2495 | j++; |
---|
2496 | } |
---|
2497 | } |
---|
2498 | /* up the rect count */ |
---|
2499 | num_rects++; |
---|
2500 | /* every 256 new rects increase the rect array */ |
---|
2501 | if ((num_rects % 256) == 0) |
---|
2502 | rects = g_realloc (rects, sizeof (XRectangle) * (num_rects + 256)); |
---|
2503 | ptr1 = ptr1->next; |
---|
2504 | } |
---|
2505 | } |
---|
2506 | /* set the rects as the shape mask */ |
---|
2507 | if (rects) |
---|
2508 | { |
---|
2509 | XShapeCombineRectangles (disp, win, ShapeBounding, 0, 0, rects, num_rects, |
---|
2510 | ShapeSet, YXSorted); |
---|
2511 | g_free (rects); |
---|
2512 | } |
---|
2513 | XFree (list); |
---|
2514 | } |
---|
2515 | /* free up all the spans we made */ |
---|
2516 | for (i = 0; i < baseh; i++) |
---|
2517 | { |
---|
2518 | ptr1 = spans[i]; |
---|
2519 | while (ptr1) |
---|
2520 | { |
---|
2521 | ptr2 = ptr1; |
---|
2522 | ptr1 = ptr1->next; |
---|
2523 | g_free (ptr2); |
---|
2524 | } |
---|
2525 | } |
---|
2526 | g_free (spans); |
---|
2527 | } |
---|
2528 | |
---|
2529 | #endif /* HAVE_SHAPE_EXT */ |
---|
2530 | |
---|
2531 | void |
---|
2532 | gdk_window_set_child_shapes (GdkWindow *window) |
---|
2533 | { |
---|
2534 | GdkWindowPrivate *private; |
---|
2535 | |
---|
2536 | g_return_if_fail (window != NULL); |
---|
2537 | |
---|
2538 | #ifdef HAVE_SHAPE_EXT |
---|
2539 | private = (GdkWindowPrivate*) window; |
---|
2540 | if (private->destroyed) |
---|
2541 | return; |
---|
2542 | |
---|
2543 | if (gdk_window_have_shape_ext ()) |
---|
2544 | gdk_propagate_shapes (private->xdisplay, private->xwindow, FALSE); |
---|
2545 | #endif |
---|
2546 | } |
---|
2547 | |
---|
2548 | void |
---|
2549 | gdk_window_merge_child_shapes (GdkWindow *window) |
---|
2550 | { |
---|
2551 | GdkWindowPrivate *private; |
---|
2552 | |
---|
2553 | g_return_if_fail (window != NULL); |
---|
2554 | |
---|
2555 | #ifdef HAVE_SHAPE_EXT |
---|
2556 | private = (GdkWindowPrivate*) window; |
---|
2557 | if (private->destroyed) |
---|
2558 | return; |
---|
2559 | |
---|
2560 | if (gdk_window_have_shape_ext ()) |
---|
2561 | gdk_propagate_shapes (private->xdisplay, private->xwindow, TRUE); |
---|
2562 | #endif |
---|
2563 | } |
---|
2564 | |
---|
2565 | /************************************************************* |
---|
2566 | * gdk_window_is_visible: |
---|
2567 | * Check if the given window is mapped. |
---|
2568 | * arguments: |
---|
2569 | * window: |
---|
2570 | * results: |
---|
2571 | * is the window mapped |
---|
2572 | *************************************************************/ |
---|
2573 | |
---|
2574 | gboolean |
---|
2575 | gdk_window_is_visible (GdkWindow *window) |
---|
2576 | { |
---|
2577 | GdkWindowPrivate *private = (GdkWindowPrivate *)window; |
---|
2578 | |
---|
2579 | g_return_val_if_fail (window != NULL, FALSE); |
---|
2580 | |
---|
2581 | return private->mapped; |
---|
2582 | } |
---|
2583 | |
---|
2584 | /************************************************************* |
---|
2585 | * gdk_window_is_viewable: |
---|
2586 | * Check if the window and all ancestors of the window |
---|
2587 | * are mapped. (This is not necessarily "viewable" in |
---|
2588 | * the X sense, since we only check as far as we have |
---|
2589 | * GDK window parents, not to the root window) |
---|
2590 | * arguments: |
---|
2591 | * window: |
---|
2592 | * results: |
---|
2593 | * is the window viewable |
---|
2594 | *************************************************************/ |
---|
2595 | |
---|
2596 | gboolean |
---|
2597 | gdk_window_is_viewable (GdkWindow *window) |
---|
2598 | { |
---|
2599 | GdkWindowPrivate *private = (GdkWindowPrivate *)window; |
---|
2600 | |
---|
2601 | g_return_val_if_fail (window != NULL, FALSE); |
---|
2602 | |
---|
2603 | while (private && |
---|
2604 | (private != &gdk_root_parent) && |
---|
2605 | (private->window_type != GDK_WINDOW_FOREIGN)) |
---|
2606 | { |
---|
2607 | if (!private->mapped) |
---|
2608 | return FALSE; |
---|
2609 | |
---|
2610 | private = (GdkWindowPrivate *)private->parent; |
---|
2611 | } |
---|
2612 | |
---|
2613 | return TRUE; |
---|
2614 | } |
---|
2615 | |
---|
2616 | void |
---|
2617 | gdk_drawable_set_data (GdkDrawable *drawable, |
---|
2618 | const gchar *key, |
---|
2619 | gpointer data, |
---|
2620 | GDestroyNotify destroy_func) |
---|
2621 | { |
---|
2622 | g_dataset_set_data_full (drawable, key, data, destroy_func); |
---|
2623 | } |
---|
2624 | |
---|
2625 | |
---|
2626 | /* Support for windows that can be guffaw-scrolled |
---|
2627 | * (See http://www.gtk.org/~otaylor/whitepapers/guffaw-scrolling.txt) |
---|
2628 | */ |
---|
2629 | |
---|
2630 | static gboolean |
---|
2631 | gdk_window_gravity_works (void) |
---|
2632 | { |
---|
2633 | enum { UNKNOWN, NO, YES }; |
---|
2634 | static gint gravity_works = UNKNOWN; |
---|
2635 | |
---|
2636 | if (gravity_works == UNKNOWN) |
---|
2637 | { |
---|
2638 | GdkWindowAttr attr; |
---|
2639 | GdkWindow *parent; |
---|
2640 | GdkWindow *child; |
---|
2641 | gint y; |
---|
2642 | |
---|
2643 | /* This particular server apparently has a bug so that the test |
---|
2644 | * works but the actual code crashes it |
---|
2645 | */ |
---|
2646 | if ((!strcmp (XServerVendor (gdk_display), "Sun Microsystems, Inc.")) && |
---|
2647 | (VendorRelease (gdk_display) == 3400)) |
---|
2648 | { |
---|
2649 | gravity_works = NO; |
---|
2650 | return FALSE; |
---|
2651 | } |
---|
2652 | |
---|
2653 | attr.window_type = GDK_WINDOW_TEMP; |
---|
2654 | attr.wclass = GDK_INPUT_OUTPUT; |
---|
2655 | attr.x = 0; |
---|
2656 | attr.y = 0; |
---|
2657 | attr.width = 100; |
---|
2658 | attr.height = 100; |
---|
2659 | attr.event_mask = 0; |
---|
2660 | |
---|
2661 | parent = gdk_window_new (NULL, &attr, GDK_WA_X | GDK_WA_Y); |
---|
2662 | |
---|
2663 | attr.window_type = GDK_WINDOW_CHILD; |
---|
2664 | child = gdk_window_new (parent, &attr, GDK_WA_X | GDK_WA_Y); |
---|
2665 | |
---|
2666 | gdk_window_set_static_win_gravity (child, TRUE); |
---|
2667 | |
---|
2668 | gdk_window_resize (parent, 100, 110); |
---|
2669 | gdk_window_move (parent, 0, -10); |
---|
2670 | gdk_window_move_resize (parent, 0, 0, 100, 100); |
---|
2671 | |
---|
2672 | gdk_window_resize (parent, 100, 110); |
---|
2673 | gdk_window_move (parent, 0, -10); |
---|
2674 | gdk_window_move_resize (parent, 0, 0, 100, 100); |
---|
2675 | |
---|
2676 | gdk_window_get_geometry (child, NULL, &y, NULL, NULL, NULL); |
---|
2677 | |
---|
2678 | gdk_window_destroy (parent); |
---|
2679 | gdk_window_destroy (child); |
---|
2680 | |
---|
2681 | gravity_works = ((y == -20) ? YES : NO); |
---|
2682 | } |
---|
2683 | |
---|
2684 | return (gravity_works == YES); |
---|
2685 | } |
---|
2686 | |
---|
2687 | static void |
---|
2688 | gdk_window_set_static_bit_gravity (GdkWindow *window, gboolean on) |
---|
2689 | { |
---|
2690 | GdkWindowPrivate *private = (GdkWindowPrivate *)window; |
---|
2691 | XSetWindowAttributes xattributes; |
---|
2692 | |
---|
2693 | g_return_if_fail (window != NULL); |
---|
2694 | |
---|
2695 | xattributes.bit_gravity = on ? StaticGravity : ForgetGravity; |
---|
2696 | XChangeWindowAttributes (private->xdisplay, |
---|
2697 | private->xwindow, |
---|
2698 | CWBitGravity, &xattributes); |
---|
2699 | } |
---|
2700 | |
---|
2701 | static void |
---|
2702 | gdk_window_set_static_win_gravity (GdkWindow *window, gboolean on) |
---|
2703 | { |
---|
2704 | GdkWindowPrivate *private = (GdkWindowPrivate *)window; |
---|
2705 | XSetWindowAttributes xattributes; |
---|
2706 | |
---|
2707 | g_return_if_fail (window != NULL); |
---|
2708 | |
---|
2709 | xattributes.win_gravity = on ? StaticGravity : NorthWestGravity; |
---|
2710 | |
---|
2711 | XChangeWindowAttributes (private->xdisplay, |
---|
2712 | private->xwindow, |
---|
2713 | CWWinGravity, &xattributes); |
---|
2714 | } |
---|
2715 | |
---|
2716 | /************************************************************* |
---|
2717 | * gdk_window_set_static_gravities: |
---|
2718 | * Set the bit gravity of the given window to static, |
---|
2719 | * and flag it so all children get static subwindow |
---|
2720 | * gravity. |
---|
2721 | * arguments: |
---|
2722 | * window: window for which to set static gravity |
---|
2723 | * use_static: Whether to turn static gravity on or off. |
---|
2724 | * results: |
---|
2725 | * Does the XServer support static gravity? |
---|
2726 | *************************************************************/ |
---|
2727 | |
---|
2728 | gboolean |
---|
2729 | gdk_window_set_static_gravities (GdkWindow *window, |
---|
2730 | gboolean use_static) |
---|
2731 | { |
---|
2732 | GdkWindowPrivate *private = (GdkWindowPrivate *)window; |
---|
2733 | GList *tmp_list; |
---|
2734 | |
---|
2735 | g_return_val_if_fail (window != NULL, FALSE); |
---|
2736 | |
---|
2737 | if (!use_static == !private->guffaw_gravity) |
---|
2738 | return TRUE; |
---|
2739 | |
---|
2740 | if (use_static && !gdk_window_gravity_works ()) |
---|
2741 | return FALSE; |
---|
2742 | |
---|
2743 | private->guffaw_gravity = use_static; |
---|
2744 | |
---|
2745 | gdk_window_set_static_bit_gravity (window, use_static); |
---|
2746 | |
---|
2747 | tmp_list = private->children; |
---|
2748 | while (tmp_list) |
---|
2749 | { |
---|
2750 | gdk_window_set_static_win_gravity (window, use_static); |
---|
2751 | |
---|
2752 | tmp_list = tmp_list->next; |
---|
2753 | } |
---|
2754 | |
---|
2755 | return TRUE; |
---|
2756 | } |
---|