int
clip_GTK_DRAGSOURCEADDIMAGETARGETS(ClipMachine * cm)
{
C_widget *cwid = _fetch_cw_arg(cm);
CHECKCWID(cwid, GTK_IS_WIDGET);
gtk_drag_source_add_image_targets(GTK_WIDGET(cwid->widget));
return 0;
err:
return 1;
}
int
main (int argc, char **argv)
{
GtkWidget *window, *grid;
GtkWidget *label, *image, *box;
GtkIconTheme *theme;
GdkPixbuf *pixbuf;
GtkIconSet *iconset;
GtkIconSource *iconsource;
gchar *icon_name = "gnome-terminal";
gchar *anim_filename = NULL;
GIcon *icon;
GFile *file;
gtk_init (&argc, &argv);
if (argc > 1)
icon_name = argv[1];
if (argc > 2)
anim_filename = argv[2];
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
grid = gtk_grid_new ();
gtk_container_add (GTK_CONTAINER (window), grid);
label = gtk_label_new ("symbolic size");
gtk_grid_attach (GTK_GRID (grid), label, 1, 0, 1, 1);
label = gtk_label_new ("fixed size");
gtk_grid_attach (GTK_GRID (grid), label, 2, 0, 1, 1);
label = gtk_label_new ("GTK_IMAGE_PIXBUF");
gtk_grid_attach (GTK_GRID (grid), label, 0, 1, 1, 1);
theme = gtk_icon_theme_get_default ();
pixbuf = gtk_icon_theme_load_icon (theme, icon_name, 48, 0, NULL);
image = gtk_image_new_from_pixbuf (pixbuf);
box = gtk_event_box_new ();
gtk_container_add (GTK_CONTAINER (box), image);
gtk_grid_attach (GTK_GRID (grid), box, 2, 1, 1, 1);
gtk_drag_source_set (box, GDK_BUTTON1_MASK,
NULL, 0,
GDK_ACTION_COPY);
gtk_drag_source_add_image_targets (box);
g_signal_connect (box, "drag_begin", G_CALLBACK (drag_begin), image);
g_signal_connect (box, "drag_data_get", G_CALLBACK (drag_data_get), image);
gtk_drag_dest_set (box,
GTK_DEST_DEFAULT_MOTION |
GTK_DEST_DEFAULT_HIGHLIGHT |
GTK_DEST_DEFAULT_DROP,
NULL, 0, GDK_ACTION_COPY);
gtk_drag_dest_add_image_targets (box);
g_signal_connect (box, "drag_data_received",
G_CALLBACK (drag_data_received), image);
label = gtk_label_new ("GTK_IMAGE_STOCK");
gtk_grid_attach (GTK_GRID (grid), label, 0, 2, 1, 1);
image = gtk_image_new_from_stock (GTK_STOCK_REDO, GTK_ICON_SIZE_DIALOG);
gtk_grid_attach (GTK_GRID (grid), image, 1, 2, 1, 1);
label = gtk_label_new ("GTK_IMAGE_ICON_SET");
gtk_grid_attach (GTK_GRID (grid), label, 0, 3, 1, 1);
iconsource = gtk_icon_source_new ();
gtk_icon_source_set_icon_name (iconsource, icon_name);
iconset = gtk_icon_set_new ();
gtk_icon_set_add_source (iconset, iconsource);
image = gtk_image_new_from_icon_set (iconset, GTK_ICON_SIZE_DIALOG);
gtk_grid_attach (GTK_GRID (grid), image, 1, 3, 1, 1);
label = gtk_label_new ("GTK_IMAGE_ICON_NAME");
gtk_grid_attach (GTK_GRID (grid), label, 0, 4, 1, 1);
image = gtk_image_new_from_icon_name (icon_name, GTK_ICON_SIZE_DIALOG);
gtk_grid_attach (GTK_GRID (grid), image, 1, 4, 1, 1);
image = gtk_image_new_from_icon_name (icon_name, GTK_ICON_SIZE_DIALOG);
gtk_image_set_pixel_size (GTK_IMAGE (image), 30);
gtk_grid_attach (GTK_GRID (grid), image, 2, 4, 1, 1);
label = gtk_label_new ("GTK_IMAGE_GICON");
gtk_grid_attach (GTK_GRID (grid), label, 0, 5, 1, 1);
icon = g_themed_icon_new_with_default_fallbacks ("folder-remote");
image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_DIALOG);
g_object_unref (icon);
gtk_grid_attach (GTK_GRID (grid), image, 1, 5, 1, 1);
file = g_file_new_for_path ("apple-red.png");
icon = g_file_icon_new (file);
image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_DIALOG);
g_object_unref (icon);
gtk_image_set_pixel_size (GTK_IMAGE (image), 30);
gtk_grid_attach (GTK_GRID (grid), image, 2, 5, 1, 1);
if (anim_filename)
{
label = gtk_label_new ("GTK_IMAGE_ANIMATION (from file)");
gtk_grid_attach (GTK_GRID (grid), label, 0, 6, 1, 1);
image = gtk_image_new_from_file (anim_filename);
gtk_image_set_pixel_size (GTK_IMAGE (image), 30);
gtk_grid_attach (GTK_GRID (grid), image, 2, 6, 1, 1);
/* produce high load */
g_signal_connect_after (image, "draw",
G_CALLBACK (anim_image_draw),
NULL);
}
gtk_widget_show_all (window);
gtk_main ();
return 0;
}
GtkWidget *
do_clipboard (GtkWidget *do_widget)
{
if (!window)
{
GtkWidget *vbox, *hbox;
GtkWidget *label;
GtkWidget *entry, *button;
GtkWidget *image;
GtkGesture *gesture;
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (do_widget));
gtk_window_set_title (GTK_WINDOW (window), "Clipboard");
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
g_object_set (vbox, "margin", 8, NULL);
gtk_container_add (GTK_CONTAINER (window), vbox);
label = gtk_label_new ("\"Copy\" will copy the text\nin the entry to the clipboard");
gtk_container_add (GTK_CONTAINER (vbox), label);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
g_object_set (hbox, "margin", 8, NULL);
gtk_container_add (GTK_CONTAINER (vbox), hbox);
/* Create the first entry */
entry = gtk_entry_new ();
gtk_container_add (GTK_CONTAINER (hbox), entry);
/* Create the button */
button = gtk_button_new_with_mnemonic (_("_Copy"));
gtk_container_add (GTK_CONTAINER (hbox), button);
g_signal_connect (button, "clicked",
G_CALLBACK (copy_button_clicked), entry);
label = gtk_label_new ("\"Paste\" will paste the text from the clipboard to the entry");
gtk_container_add (GTK_CONTAINER (vbox), label);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
g_object_set (hbox, "margin", 8, NULL);
gtk_container_add (GTK_CONTAINER (vbox), hbox);
/* Create the second entry */
entry = gtk_entry_new ();
gtk_container_add (GTK_CONTAINER (hbox), entry);
/* Create the button */
button = gtk_button_new_with_mnemonic (_("_Paste"));
gtk_container_add (GTK_CONTAINER (hbox), button);
g_signal_connect (button, "clicked",
G_CALLBACK (paste_button_clicked), entry);
label = gtk_label_new ("Images can be transferred via the clipboard, too");
gtk_container_add (GTK_CONTAINER (vbox), label);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
g_object_set (hbox, "margin", 8, NULL);
gtk_container_add (GTK_CONTAINER (vbox), hbox);
/* Create the first image */
image = gtk_image_new_from_icon_name ("dialog-warning");
gtk_container_add (GTK_CONTAINER (hbox), image);
/* make image a drag source */
gtk_drag_source_set (image, GDK_BUTTON1_MASK, NULL, GDK_ACTION_COPY);
gtk_drag_source_add_image_targets (image);
g_signal_connect (image, "drag-begin",
G_CALLBACK (drag_begin), image);
g_signal_connect (image, "drag-data-get",
G_CALLBACK (drag_data_get), image);
/* accept drops on image */
gtk_drag_dest_set (image, GTK_DEST_DEFAULT_ALL,
NULL, GDK_ACTION_COPY);
gtk_drag_dest_add_image_targets (image);
g_signal_connect (image, "drag-data-received",
G_CALLBACK (drag_data_received), image);
/* context menu on image */
gesture = gtk_gesture_multi_press_new ();
gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (gesture), GDK_BUTTON_SECONDARY);
g_signal_connect (gesture, "pressed", G_CALLBACK (pressed_cb), image);
gtk_widget_add_controller (image, GTK_EVENT_CONTROLLER (gesture));
/* Create the second image */
image = gtk_image_new_from_icon_name ("process-stop");
gtk_container_add (GTK_CONTAINER (hbox), image);
/* make image a drag source */
gtk_drag_source_set (image, GDK_BUTTON1_MASK, NULL, GDK_ACTION_COPY);
gtk_drag_source_add_image_targets (image);
g_signal_connect (image, "drag-begin",
G_CALLBACK (drag_begin), image);
g_signal_connect (image, "drag-data-get",
G_CALLBACK (drag_data_get), image);
/* accept drops on image */
gtk_drag_dest_set (image, GTK_DEST_DEFAULT_ALL,
NULL, GDK_ACTION_COPY);
gtk_drag_dest_add_image_targets (image);
g_signal_connect (image, "drag-data-received",
G_CALLBACK (drag_data_received), image);
/* context menu on image */
gesture = gtk_gesture_multi_press_new ();
gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (gesture), GDK_BUTTON_SECONDARY);
g_signal_connect (gesture, "pressed", G_CALLBACK (pressed_cb), image);
gtk_widget_add_controller (image, GTK_EVENT_CONTROLLER (gesture));
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (window);
return window;
}
static VALUE
rg_m_source_add_image_targets(VALUE self, VALUE widget)
{
gtk_drag_source_add_image_targets(RVAL2WIDGET(widget));
return self;
}
GtkWidget *
do_clipboard (GtkWidget *do_widget)
{
if (!window)
{
GtkWidget *vbox, *hbox;
GtkWidget *label;
GtkWidget *entry, *button;
GtkWidget *ebox, *image;
GtkClipboard *clipboard;
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_screen (GTK_WINDOW (window),
gtk_widget_get_screen (do_widget));
gtk_window_set_title (GTK_WINDOW (window), "Clipboard demo");
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
vbox = gtk_vbox_new (FALSE, 0);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 8);
gtk_container_add (GTK_CONTAINER (window), vbox);
label = gtk_label_new ("\"Copy\" will copy the text\nin the entry to the clipboard");
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
hbox = gtk_hbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 8);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
/* Create the first entry */
entry = gtk_entry_new ();
gtk_box_pack_start (GTK_BOX (hbox), entry, TRUE, TRUE, 0);
/* Create the button */
button = gtk_button_new_from_stock (GTK_STOCK_COPY);
gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
g_signal_connect (button, "clicked",
G_CALLBACK (copy_button_clicked), entry);
label = gtk_label_new ("\"Paste\" will paste the text from the clipboard to the entry");
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
hbox = gtk_hbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 8);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
/* Create the second entry */
entry = gtk_entry_new ();
gtk_box_pack_start (GTK_BOX (hbox), entry, TRUE, TRUE, 0);
/* Create the button */
button = gtk_button_new_from_stock (GTK_STOCK_PASTE);
gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
g_signal_connect (button, "clicked",
G_CALLBACK (paste_button_clicked), entry);
label = gtk_label_new ("Images can be transferred via the clipboard, too");
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
hbox = gtk_hbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 8);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
/* Create the first image */
image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_WARNING,
GTK_ICON_SIZE_BUTTON);
ebox = gtk_event_box_new ();
gtk_container_add (GTK_CONTAINER (ebox), image);
gtk_container_add (GTK_CONTAINER (hbox), ebox);
/* make ebox a drag source */
gtk_drag_source_set (ebox, GDK_BUTTON1_MASK, NULL, 0, GDK_ACTION_COPY);
gtk_drag_source_add_image_targets (ebox);
g_signal_connect (ebox, "drag-begin",
G_CALLBACK (drag_begin), image);
g_signal_connect (ebox, "drag-data-get",
G_CALLBACK (drag_data_get), image);
/* accept drops on ebox */
gtk_drag_dest_set (ebox, GTK_DEST_DEFAULT_ALL,
NULL, 0, GDK_ACTION_COPY);
gtk_drag_dest_add_image_targets (ebox);
g_signal_connect (ebox, "drag-data-received",
G_CALLBACK (drag_data_received), image);
/* context menu on ebox */
g_signal_connect (ebox, "button-press-event",
G_CALLBACK (button_press), image);
/* Create the second image */
image = gtk_image_new_from_stock (GTK_STOCK_STOP,
GTK_ICON_SIZE_BUTTON);
ebox = gtk_event_box_new ();
gtk_container_add (GTK_CONTAINER (ebox), image);
gtk_container_add (GTK_CONTAINER (hbox), ebox);
/* make ebox a drag source */
gtk_drag_source_set (ebox, GDK_BUTTON1_MASK, NULL, 0, GDK_ACTION_COPY);
gtk_drag_source_add_image_targets (ebox);
g_signal_connect (ebox, "drag-begin",
G_CALLBACK (drag_begin), image);
g_signal_connect (ebox, "drag-data-get",
G_CALLBACK (drag_data_get), image);
/* accept drops on ebox */
gtk_drag_dest_set (ebox, GTK_DEST_DEFAULT_ALL,
NULL, 0, GDK_ACTION_COPY);
gtk_drag_dest_add_image_targets (ebox);
g_signal_connect (ebox, "drag-data-received",
G_CALLBACK (drag_data_received), image);
/* context menu on ebox */
g_signal_connect (ebox, "button-press-event",
G_CALLBACK (button_press), image);
/* tell the clipboard manager to make the data persistent */
clipboard = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD);
gtk_clipboard_set_can_store (clipboard, NULL, 0);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show_all (window);
else
{
gtk_widget_destroy (window);
window = NULL;
}
return window;
}
