| 1 | /* GTK - The GIMP Toolkit |
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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 | #ifndef __GTK_DND_H__ |
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| 28 | #define __GTK_DND_H__ |
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| 29 | |
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| 30 | #include <gdk/gdk.h> |
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| 31 | #include <gtk/gtkenums.h> |
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| 32 | #include <gtk/gtkwidget.h> |
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| 33 | #include <gtk/gtkselection.h> |
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| 34 | |
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| 35 | #ifdef __cplusplus |
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| 36 | extern "C" { |
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| 37 | #endif /* __cplusplus */ |
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| 38 | |
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| 39 | typedef enum { |
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| 40 | GTK_DEST_DEFAULT_MOTION = 1 << 0, /* respond to "drag_motion" */ |
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| 41 | GTK_DEST_DEFAULT_HIGHLIGHT = 1 << 1, /* auto-highlight */ |
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| 42 | GTK_DEST_DEFAULT_DROP = 1 << 2, /* respond to "drag_drop" */ |
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| 43 | GTK_DEST_DEFAULT_ALL = 0x07 |
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| 44 | } GtkDestDefaults; |
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| 45 | |
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| 46 | /* Flags for the GtkTargetEntry on the destination side |
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| 47 | */ |
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| 48 | typedef enum { |
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| 49 | GTK_TARGET_SAME_APP = 1 << 0, /*< nick=same-app >*/ |
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| 50 | GTK_TARGET_SAME_WIDGET = 1 << 1 /*< nick=same-widget >*/ |
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| 51 | } GtkTargetFlags; |
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| 52 | |
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| 53 | /* Destination side */ |
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| 54 | |
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| 55 | void gtk_drag_get_data (GtkWidget *widget, |
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| 56 | GdkDragContext *context, |
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| 57 | GdkAtom target, |
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| 58 | guint32 time); |
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| 59 | void gtk_drag_finish (GdkDragContext *context, |
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| 60 | gboolean success, |
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| 61 | gboolean del, |
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| 62 | guint32 time); |
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| 63 | |
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| 64 | GtkWidget *gtk_drag_get_source_widget (GdkDragContext *context); |
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| 65 | |
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| 66 | void gtk_drag_highlight (GtkWidget *widget); |
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| 67 | void gtk_drag_unhighlight (GtkWidget *widget); |
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| 68 | |
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| 69 | void gtk_drag_dest_set (GtkWidget *widget, |
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| 70 | GtkDestDefaults flags, |
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| 71 | const GtkTargetEntry *targets, |
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| 72 | gint n_targets, |
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| 73 | GdkDragAction actions); |
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| 74 | |
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| 75 | void gtk_drag_dest_set_proxy (GtkWidget *widget, |
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| 76 | GdkWindow *proxy_window, |
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| 77 | GdkDragProtocol protocol, |
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| 78 | gboolean use_coordinates); |
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| 79 | |
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| 80 | /* There probably should be functions for setting the targets |
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| 81 | * as a GtkTargetList |
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| 82 | */ |
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| 83 | |
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| 84 | void gtk_drag_dest_unset (GtkWidget *widget); |
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| 85 | |
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| 86 | /* Source side */ |
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| 87 | |
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| 88 | void gtk_drag_source_set (GtkWidget *widget, |
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| 89 | GdkModifierType start_button_mask, |
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| 90 | const GtkTargetEntry *targets, |
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| 91 | gint n_targets, |
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| 92 | GdkDragAction actions); |
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| 93 | |
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| 94 | void gtk_drag_source_unset (GtkWidget *widget); |
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| 95 | |
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| 96 | void gtk_drag_source_set_icon (GtkWidget *widget, |
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| 97 | GdkColormap *colormap, |
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| 98 | GdkPixmap *pixmap, |
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| 99 | GdkBitmap *mask); |
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| 100 | |
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| 101 | /* There probably should be functions for setting the targets |
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| 102 | * as a GtkTargetList |
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| 103 | */ |
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| 104 | |
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| 105 | GdkDragContext *gtk_drag_begin (GtkWidget *widget, |
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| 106 | GtkTargetList *targets, |
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| 107 | GdkDragAction actions, |
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| 108 | gint button, |
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| 109 | GdkEvent *event); |
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| 110 | |
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| 111 | /* Set the image being dragged around |
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| 112 | */ |
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| 113 | void gtk_drag_set_icon_widget (GdkDragContext *context, |
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| 114 | GtkWidget *widget, |
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| 115 | gint hot_x, |
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| 116 | gint hot_y); |
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| 117 | |
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| 118 | void gtk_drag_set_icon_pixmap (GdkDragContext *context, |
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| 119 | GdkColormap *colormap, |
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| 120 | GdkPixmap *pixmap, |
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| 121 | GdkBitmap *mask, |
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| 122 | gint hot_x, |
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| 123 | gint hot_y); |
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| 124 | |
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| 125 | void gtk_drag_set_icon_default (GdkDragContext *context); |
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| 126 | |
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| 127 | void gtk_drag_set_default_icon (GdkColormap *colormap, |
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| 128 | GdkPixmap *pixmap, |
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| 129 | GdkBitmap *mask, |
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| 130 | gint hot_x, |
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| 131 | gint hot_y); |
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| 132 | |
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| 133 | |
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| 134 | /* Internal functions */ |
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| 135 | void gtk_drag_source_handle_event (GtkWidget *widget, |
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| 136 | GdkEvent *event); |
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| 137 | void gtk_drag_dest_handle_event (GtkWidget *toplevel, |
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| 138 | GdkEvent *event); |
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| 139 | |
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| 140 | #ifdef __cplusplus |
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| 141 | } |
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| 142 | #endif /* __cplusplus */ |
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| 143 | |
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| 144 | #endif /* __GTK_DND_H__ */ |
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| 145 | |
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| 146 | |
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| 147 | |
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