1 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ |
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2 | /* |
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3 | * Copyright (C) 2002-2004 Bastien Nocera <hadess@hadess.net> |
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4 | * |
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5 | * bacon-cd-selection.c |
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6 | * |
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7 | * This program is free software; you can redistribute it and/or modify |
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8 | * it under the terms of the GNU General Public License as published by |
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9 | * the Free Software Foundation; either version 2 of the License, or |
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10 | * (at your option) any later version. |
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11 | * |
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12 | * This program is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | * GNU General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU General Public License |
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18 | * along with this program; if not, write to the Free Software |
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19 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 | * |
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21 | * Authors: Bastien Nocera <hadess@hadess.net> |
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22 | */ |
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23 | |
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24 | #ifdef HAVE_CONFIG_H |
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25 | #include "config.h" |
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26 | #endif |
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27 | |
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28 | #include <glib.h> |
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29 | #include <glib/gi18n.h> |
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30 | |
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31 | #include <string.h> |
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32 | |
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33 | #include <gtk/gtkmenu.h> |
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34 | #include <gtk/gtkcombobox.h> |
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35 | #include <gtk/gtkliststore.h> |
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36 | #include <gtk/gtkcelllayout.h> |
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37 | #include <gtk/gtkcellrenderertext.h> |
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38 | |
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39 | #include "bacon-cd-selection.h" |
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40 | #include "cd-drive.h" |
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41 | |
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42 | /* Signals */ |
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43 | enum { |
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44 | DEVICE_CHANGED, |
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45 | LAST_SIGNAL |
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46 | }; |
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47 | |
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48 | /* Arguments */ |
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49 | enum { |
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50 | PROP_0, |
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51 | PROP_DEVICE, |
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52 | PROP_FILE_IMAGE, |
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53 | PROP_RECORDERS_ONLY, |
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54 | }; |
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55 | |
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56 | struct BaconCdSelectionPrivate { |
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57 | GList *cdroms; |
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58 | gboolean have_file_image; |
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59 | gboolean show_recorders_only; |
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60 | }; |
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61 | |
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62 | static void bacon_cd_selection_init (BaconCdSelection *bcs); |
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63 | |
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64 | static void bacon_cd_selection_set_property (GObject *object, guint property_id, |
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65 | const GValue *value, GParamSpec *pspec); |
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66 | static void bacon_cd_selection_get_property (GObject *object, guint property_id, |
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67 | GValue *value, GParamSpec *pspec); |
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68 | |
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69 | static void bacon_cd_selection_finalize (GObject *object); |
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70 | |
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71 | static GtkWidgetClass *parent_class = NULL; |
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72 | |
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73 | static int bcs_table_signals[LAST_SIGNAL] = { 0 }; |
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74 | |
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75 | static CDDrive * |
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76 | get_drive (BaconCdSelection *bcs, int nr) |
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77 | { |
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78 | GList *item; |
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79 | |
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80 | item = g_list_nth (bcs->priv->cdroms, nr); |
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81 | if (item == NULL) |
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82 | return NULL; |
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83 | else |
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84 | return item->data; |
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85 | } |
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86 | |
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87 | G_DEFINE_TYPE(BaconCdSelection, bacon_cd_selection, GTK_TYPE_COMBO_BOX) |
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88 | |
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89 | static void |
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90 | bacon_cd_selection_class_init (BaconCdSelectionClass *klass) |
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91 | { |
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92 | GObjectClass *object_class; |
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93 | GtkWidgetClass *widget_class; |
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94 | |
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95 | object_class = (GObjectClass *) klass; |
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96 | widget_class = (GtkWidgetClass *) klass; |
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97 | |
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98 | parent_class = gtk_type_class (gtk_combo_box_get_type ()); |
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99 | |
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100 | /* GObject */ |
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101 | object_class->set_property = bacon_cd_selection_set_property; |
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102 | object_class->get_property = bacon_cd_selection_get_property; |
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103 | object_class->finalize = bacon_cd_selection_finalize; |
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104 | |
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105 | /* Properties */ |
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106 | g_object_class_install_property (object_class, PROP_DEVICE, |
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107 | g_param_spec_string ("device", NULL, NULL, |
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108 | NULL, G_PARAM_READWRITE)); |
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109 | g_object_class_install_property (object_class, PROP_FILE_IMAGE, |
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110 | g_param_spec_boolean ("file-image", NULL, NULL, |
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111 | FALSE, G_PARAM_READWRITE)); |
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112 | g_object_class_install_property (object_class, PROP_RECORDERS_ONLY, |
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113 | g_param_spec_boolean ("show-recorders-only", NULL, NULL, |
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114 | FALSE, G_PARAM_READWRITE)); |
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115 | |
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116 | /* Signals */ |
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117 | bcs_table_signals[DEVICE_CHANGED] = |
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118 | g_signal_new ("device-changed", |
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119 | G_TYPE_FROM_CLASS (object_class), |
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120 | G_SIGNAL_RUN_LAST, |
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121 | G_STRUCT_OFFSET (BaconCdSelectionClass, |
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122 | device_changed), |
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123 | NULL, NULL, |
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124 | g_cclosure_marshal_VOID__STRING, |
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125 | G_TYPE_NONE, 1, G_TYPE_STRING); |
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126 | } |
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127 | |
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128 | static void |
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129 | combo_device_changed (GtkComboBox *combo, gpointer user_data) |
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130 | { |
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131 | BaconCdSelection *bcs = (BaconCdSelection *) user_data; |
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132 | CDDrive *drive; |
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133 | int i; |
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134 | |
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135 | i = gtk_combo_box_get_active (GTK_COMBO_BOX (bcs)); |
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136 | /* No selection */ |
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137 | if (i < 0) { |
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138 | g_signal_emit (G_OBJECT (bcs), |
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139 | bcs_table_signals[DEVICE_CHANGED], |
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140 | 0, NULL); |
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141 | return; |
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142 | } |
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143 | drive = get_drive (bcs, i); |
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144 | if (drive == NULL) |
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145 | return; |
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146 | |
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147 | g_signal_emit (G_OBJECT (bcs), |
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148 | bcs_table_signals[DEVICE_CHANGED], |
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149 | 0, drive->device); |
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150 | } |
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151 | |
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152 | static void |
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153 | cdrom_combo_box (BaconCdSelection *bcs, gboolean show_recorders_only, gboolean show_file_image) |
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154 | { |
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155 | GList *l; |
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156 | CDDrive *cdrom; |
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157 | |
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158 | bcs->priv->cdroms = scan_for_cdroms (show_recorders_only, show_file_image); |
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159 | |
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160 | for (l = bcs->priv->cdroms; l != NULL; l = l->next) |
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161 | { |
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162 | cdrom = l->data; |
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163 | |
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164 | if (cdrom->display_name == NULL) { |
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165 | g_warning ("cdrom->display_name != NULL failed"); |
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166 | } |
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167 | |
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168 | gtk_combo_box_append_text (GTK_COMBO_BOX (bcs), |
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169 | cdrom->display_name |
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170 | ? cdrom->display_name : _("Unnamed CDROM")); |
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171 | } |
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172 | gtk_combo_box_set_active (GTK_COMBO_BOX (bcs), 0); |
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173 | |
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174 | if (bcs->priv->cdroms == NULL) { |
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175 | gtk_widget_set_sensitive (GTK_WIDGET (bcs), FALSE); |
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176 | } |
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177 | } |
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178 | |
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179 | static void |
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180 | bacon_cd_selection_init (BaconCdSelection *bcs) |
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181 | { |
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182 | bcs->priv = g_new0 (BaconCdSelectionPrivate, 1); |
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183 | |
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184 | GtkCellRenderer *cell; |
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185 | GtkListStore *store; |
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186 | |
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187 | store = gtk_list_store_new (1, G_TYPE_STRING); |
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188 | gtk_combo_box_set_model (GTK_COMBO_BOX (bcs), |
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189 | GTK_TREE_MODEL (store)); |
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190 | |
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191 | cell = gtk_cell_renderer_text_new (); |
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192 | gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (bcs), cell, TRUE); |
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193 | gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (bcs), cell, |
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194 | "text", 0, |
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195 | NULL); |
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196 | |
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197 | cdrom_combo_box (bcs, FALSE, FALSE); |
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198 | |
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199 | g_signal_connect (G_OBJECT (bcs), "changed", |
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200 | G_CALLBACK (combo_device_changed), bcs); |
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201 | } |
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202 | |
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203 | static void |
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204 | bacon_cd_selection_finalize (GObject *object) |
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205 | { |
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206 | GList *l; |
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207 | BaconCdSelection *bcs = (BaconCdSelection *) object; |
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208 | |
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209 | g_return_if_fail (bcs != NULL); |
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210 | g_return_if_fail (BACON_IS_CD_SELECTION (bcs)); |
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211 | |
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212 | l = bcs->priv->cdroms; |
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213 | while (l != NULL) |
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214 | { |
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215 | CDDrive *cdrom = l->data; |
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216 | |
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217 | l = g_list_remove (l, cdrom); |
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218 | cd_drive_free (cdrom); |
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219 | } |
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220 | |
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221 | g_free (bcs->priv); |
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222 | bcs->priv = NULL; |
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223 | |
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224 | if (G_OBJECT_CLASS (parent_class)->finalize != NULL) { |
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225 | (* G_OBJECT_CLASS (parent_class)->finalize) (object); |
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226 | } |
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227 | } |
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228 | |
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229 | GtkWidget * |
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230 | bacon_cd_selection_new (void) |
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231 | { |
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232 | return GTK_WIDGET(g_object_new (bacon_cd_selection_get_type (), NULL)); |
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233 | } |
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234 | |
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235 | static void |
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236 | bacon_cd_selection_set_have_file_image (BaconCdSelection *bcs, |
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237 | gboolean have_file_image) |
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238 | { |
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239 | CDDrive *cdrom; |
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240 | |
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241 | g_return_if_fail (bcs != NULL); |
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242 | g_return_if_fail (BACON_IS_CD_SELECTION (bcs)); |
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243 | |
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244 | if (bcs->priv->have_file_image == have_file_image) { |
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245 | return; |
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246 | } |
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247 | |
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248 | if (have_file_image == FALSE) |
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249 | { |
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250 | GList *item; |
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251 | int index; |
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252 | |
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253 | index = g_list_length (bcs->priv->cdroms) - 1; |
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254 | gtk_combo_box_remove_text (GTK_COMBO_BOX (bcs), index); |
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255 | |
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256 | item = g_list_last (bcs->priv->cdroms); |
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257 | cdrom = (CDDrive *)item->data; |
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258 | cd_drive_free (cdrom); |
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259 | bcs->priv->cdroms = g_list_delete_link |
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260 | (bcs->priv->cdroms, item); |
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261 | gtk_widget_set_sensitive (GTK_WIDGET (bcs), (bcs->priv->cdroms != NULL)); |
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262 | } else { |
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263 | gboolean activate = FALSE; |
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264 | |
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265 | cdrom = cd_drive_get_file_image (); |
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266 | gtk_combo_box_append_text (GTK_COMBO_BOX (bcs), |
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267 | cdrom->display_name); |
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268 | if (bcs->priv->cdroms == NULL) { |
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269 | activate = TRUE; |
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270 | } |
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271 | bcs->priv->cdroms = g_list_append (bcs->priv->cdroms, cdrom); |
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272 | gtk_widget_set_sensitive (GTK_WIDGET (bcs), TRUE); |
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273 | if (activate != FALSE) { |
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274 | gtk_combo_box_set_active (GTK_COMBO_BOX (bcs), 0); |
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275 | } |
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276 | } |
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277 | |
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278 | bcs->priv->have_file_image = have_file_image; |
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279 | } |
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280 | |
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281 | static gint |
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282 | compare_drives (CDDrive *drive1, CDDrive *drive2) |
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283 | { |
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284 | if (!drive1 || !drive2) |
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285 | return 1; |
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286 | |
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287 | if ((drive1->type & CDDRIVE_TYPE_FILE) |
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288 | && (drive2->type & CDDRIVE_TYPE_FILE)) |
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289 | return 0; |
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290 | |
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291 | if (!drive1->device || !drive2->device) |
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292 | return 1; |
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293 | |
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294 | return strcmp (drive1->device, drive2->device); |
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295 | } |
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296 | |
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297 | static void |
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298 | bacon_cd_selection_set_recorders_only (BaconCdSelection *bcs, |
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299 | gboolean recorders_only) |
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300 | { |
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301 | |
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302 | g_return_if_fail (bcs != NULL); |
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303 | g_return_if_fail (BACON_IS_CD_SELECTION (bcs)); |
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304 | |
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305 | if (bcs->priv->show_recorders_only == recorders_only) |
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306 | return; |
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307 | |
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308 | g_signal_handlers_block_by_func (G_OBJECT (bcs), |
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309 | combo_device_changed, bcs); |
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310 | |
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311 | if (recorders_only == TRUE) { |
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312 | GList *l = g_list_last (bcs->priv->cdroms); |
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313 | int i = g_list_length (bcs->priv->cdroms); |
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314 | |
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315 | while (l) { |
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316 | GList *prev = l->prev; |
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317 | CDDrive *drive = l->data; |
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318 | |
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319 | i--; |
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320 | |
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321 | if (!(drive->type & CDDRIVE_TYPE_CD_RECORDER |
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322 | || drive->type & CDDRIVE_TYPE_CDRW_RECORDER |
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323 | || drive->type & CDDRIVE_TYPE_DVD_RAM_RECORDER |
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324 | || drive->type & CDDRIVE_TYPE_DVD_RW_RECORDER |
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325 | || drive->type & CDDRIVE_TYPE_FILE)) { |
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326 | gtk_combo_box_remove_text (GTK_COMBO_BOX (bcs), i); |
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327 | cd_drive_free (drive); |
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328 | bcs->priv->cdroms = g_list_delete_link (bcs->priv->cdroms, l); |
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329 | } |
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330 | |
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331 | l = prev; |
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332 | } |
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333 | |
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334 | /* Removing entries from the combo box may have invalidated |
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335 | * the currently selected one |
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336 | */ |
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337 | if (gtk_combo_box_get_active (GTK_COMBO_BOX (bcs)) == -1) { |
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338 | gtk_combo_box_set_active (GTK_COMBO_BOX (bcs), 0); |
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339 | } |
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340 | } else { |
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341 | GList *drives = scan_for_cdroms (recorders_only, bcs->priv->have_file_image); |
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342 | GList *l; |
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343 | int i = g_list_length (bcs->priv->cdroms); |
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344 | |
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345 | gtk_widget_set_sensitive (GTK_WIDGET (bcs), (drives != NULL)); |
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346 | |
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347 | if (bcs->priv->have_file_image) |
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348 | i--; |
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349 | |
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350 | for (l = drives; l != NULL; l = l->next) { |
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351 | CDDrive *drive = l->data; |
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352 | |
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353 | if (!g_list_find_custom (bcs->priv->cdroms, |
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354 | drive, |
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355 | (GCompareFunc)compare_drives)) { |
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356 | gtk_combo_box_insert_text (GTK_COMBO_BOX (bcs), |
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357 | i, |
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358 | drive->display_name); |
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359 | bcs->priv->cdroms = g_list_insert (bcs->priv->cdroms, |
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360 | drive, |
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361 | i); |
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362 | } else { |
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363 | cd_drive_free (drive); |
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364 | } |
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365 | } |
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366 | g_list_free (drives); |
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367 | } |
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368 | |
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369 | g_signal_handlers_unblock_by_func (G_OBJECT (bcs), |
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370 | combo_device_changed, bcs); |
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371 | |
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372 | /* Force a signal out */ |
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373 | combo_device_changed (NULL, (gpointer) bcs); |
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374 | |
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375 | bcs->priv->show_recorders_only = recorders_only; |
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376 | } |
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377 | |
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378 | /* Properties */ |
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379 | static void |
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380 | bacon_cd_selection_set_property (GObject *object, guint property_id, |
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381 | const GValue *value, GParamSpec *pspec) |
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382 | { |
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383 | BaconCdSelection *bcs; |
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384 | |
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385 | g_return_if_fail (BACON_IS_CD_SELECTION (object)); |
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386 | |
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387 | bcs = BACON_CD_SELECTION (object); |
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388 | |
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389 | switch (property_id) |
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390 | { |
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391 | case PROP_DEVICE: |
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392 | bacon_cd_selection_set_device (bcs, g_value_get_string (value)); |
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393 | break; |
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394 | case PROP_FILE_IMAGE: |
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395 | bacon_cd_selection_set_have_file_image (bcs, |
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396 | g_value_get_boolean (value)); |
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397 | break; |
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398 | case PROP_RECORDERS_ONLY: |
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399 | bacon_cd_selection_set_recorders_only (bcs, |
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400 | g_value_get_boolean (value)); |
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401 | break; |
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402 | default: |
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403 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); |
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404 | } |
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405 | } |
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406 | |
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407 | static void |
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408 | bacon_cd_selection_get_property (GObject *object, guint property_id, |
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409 | GValue *value, GParamSpec *pspec) |
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410 | { |
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411 | BaconCdSelection *bcs; |
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412 | |
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413 | g_return_if_fail (BACON_IS_CD_SELECTION (object)); |
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414 | |
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415 | bcs = BACON_CD_SELECTION (object); |
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416 | |
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417 | switch (property_id) |
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418 | { |
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419 | case PROP_DEVICE: |
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420 | g_value_set_string (value, bacon_cd_selection_get_device (bcs)); |
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421 | break; |
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422 | case PROP_FILE_IMAGE: |
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423 | g_value_set_boolean (value, bcs->priv->have_file_image); |
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424 | break; |
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425 | case PROP_RECORDERS_ONLY: |
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426 | g_value_set_boolean (value, bcs->priv->show_recorders_only); |
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427 | break; |
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428 | default: |
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429 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); |
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430 | } |
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431 | } |
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432 | |
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433 | const char * |
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434 | bacon_cd_selection_get_default_device (BaconCdSelection *bcs) |
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435 | { |
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436 | GList *l; |
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437 | CDDrive *drive; |
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438 | |
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439 | g_return_val_if_fail (bcs != NULL, "/dev/cdrom"); |
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440 | g_return_val_if_fail (BACON_IS_CD_SELECTION (bcs), "/dev/cdrom"); |
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441 | |
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442 | l = bcs->priv->cdroms; |
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443 | if (bcs->priv->cdroms == NULL) |
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444 | return "/dev/cdrom"; |
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445 | |
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446 | drive = l->data; |
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447 | |
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448 | return drive->device; |
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449 | } |
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450 | |
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451 | void |
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452 | bacon_cd_selection_set_device (BaconCdSelection *bcs, const char *device) |
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453 | { |
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454 | GList *l; |
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455 | CDDrive *drive; |
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456 | gboolean found; |
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457 | int i; |
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458 | |
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459 | found = FALSE; |
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460 | i = -1; |
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461 | |
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462 | g_return_if_fail (bcs != NULL); |
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463 | g_return_if_fail (BACON_IS_CD_SELECTION (bcs)); |
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464 | |
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465 | for (l = bcs->priv->cdroms; l != NULL && found == FALSE; |
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466 | l = l->next) |
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467 | { |
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468 | i++; |
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469 | |
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470 | drive = l->data; |
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471 | |
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472 | if (strcmp (drive->device, device) == 0) |
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473 | found = TRUE; |
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474 | } |
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475 | |
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476 | if (found) |
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477 | { |
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478 | gtk_combo_box_set_active (GTK_COMBO_BOX (bcs), i); |
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479 | } else { |
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480 | /* If the device doesn't exist, set it back to |
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481 | * the default */ |
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482 | gtk_combo_box_set_active (GTK_COMBO_BOX (bcs), 0); |
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483 | |
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484 | drive = get_drive (bcs, 0); |
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485 | |
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486 | if (drive == NULL) |
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487 | return; |
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488 | |
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489 | g_signal_emit (G_OBJECT (bcs), |
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490 | bcs_table_signals [DEVICE_CHANGED], |
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491 | 0, drive->device); |
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492 | } |
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493 | } |
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494 | |
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495 | const char * |
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496 | bacon_cd_selection_get_device (BaconCdSelection *bcs) |
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497 | { |
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498 | CDDrive *drive; |
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499 | int i; |
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500 | |
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501 | g_return_val_if_fail (bcs != NULL, NULL); |
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502 | g_return_val_if_fail (BACON_IS_CD_SELECTION (bcs), NULL); |
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503 | |
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504 | i = gtk_combo_box_get_active (GTK_COMBO_BOX (bcs)); |
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505 | drive = get_drive (bcs, i); |
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506 | |
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507 | return drive ? drive->device : NULL; |
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508 | } |
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509 | |
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510 | const CDDrive * |
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511 | bacon_cd_selection_get_cdrom (BaconCdSelection *bcs) |
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512 | { |
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513 | CDDrive *drive; |
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514 | int i; |
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515 | |
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516 | g_return_val_if_fail (bcs != NULL, NULL); |
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517 | g_return_val_if_fail (BACON_IS_CD_SELECTION (bcs), NULL); |
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518 | |
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519 | i = gtk_combo_box_get_active (GTK_COMBO_BOX (bcs)); |
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520 | drive = get_drive (bcs, i); |
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521 | |
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522 | return drive; |
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523 | } |
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524 | |
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