forked from AuroraMiddleware/gtk
Drop the shape window example in testgtk
Not sure this can be rescued without root window coordinates. It is also somewhat inherently X11-specific.
This commit is contained in:
Matthias Clasen
parent
0eaf861420
commit
535e604b91
225
tests/testgtk.c
225
tests/testgtk.c
@ -5702,230 +5702,6 @@ create_paned_keyboard_navigation (GtkWidget *widget)
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gtk_widget_show (GTK_WIDGET (window4));
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}
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/*
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* Shaped Windows
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*/
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typedef struct _cursoroffset {gint x,y;} CursorOffset;
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static void
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shape_pressed (GtkWidget *widget, GdkEventButton *event)
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{
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CursorOffset *p;
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/* ignore double and triple click */
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if (event->type != GDK_BUTTON_PRESS)
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return;
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p = g_object_get_data (G_OBJECT (widget), "cursor_offset");
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p->x = (int) event->x;
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p->y = (int) event->y;
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gtk_grab_add (widget);
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gdk_seat_grab (gdk_event_get_seat ((GdkEvent *) event),
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gtk_widget_get_window (widget),
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GDK_SEAT_CAPABILITY_ALL_POINTING,
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TRUE, NULL, (GdkEvent *) event, NULL, NULL);
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}
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static void
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shape_released (GtkWidget *widget,
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GdkEventButton *event)
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{
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gtk_grab_remove (widget);
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gdk_seat_ungrab (gdk_event_get_seat ((GdkEvent *) event));
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}
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static void
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shape_motion (GtkWidget *widget,
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GdkEventMotion *event)
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{
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gint xp, yp;
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CursorOffset * p;
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p = g_object_get_data (G_OBJECT (widget), "cursor_offset");
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/*
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* Can't use event->x / event->y here
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* because I need absolute coordinates.
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*/
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gdk_window_get_device_position (gdk_screen_get_root_window (gtk_widget_get_screen (widget)),
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gdk_event_get_device ((GdkEvent *) event),
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&xp, &yp, NULL);
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gtk_window_move (GTK_WINDOW (widget), xp - p->x, yp - p->y);
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}
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GtkWidget *
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shape_create_icon (GdkScreen *screen,
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char *xpm_file,
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gint x,
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gint y,
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gint px,
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gint py,
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gint window_type)
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{
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GtkWidget *window;
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GtkWidget *image;
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GtkWidget *fixed;
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CursorOffset* icon_pos;
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cairo_surface_t *mask;
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cairo_region_t *mask_region;
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GdkPixbuf *pixbuf;
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cairo_t *cr;
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/*
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* GDK_WINDOW_TOPLEVEL works also, giving you a title border
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*/
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window = gtk_window_new (window_type);
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gtk_window_set_screen (GTK_WINDOW (window), screen);
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fixed = gtk_fixed_new ();
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gtk_widget_set_size_request (fixed, 100, 100);
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gtk_container_add (GTK_CONTAINER (window), fixed);
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gtk_widget_show (fixed);
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gtk_widget_realize (window);
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pixbuf = gdk_pixbuf_new_from_file (xpm_file, NULL);
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g_assert (pixbuf); /* FIXME: error handling */
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mask = cairo_image_surface_create (CAIRO_FORMAT_A1,
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gdk_pixbuf_get_width (pixbuf),
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gdk_pixbuf_get_height (pixbuf));
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cr = cairo_create (mask);
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gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0);
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cairo_paint (cr);
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cairo_destroy (cr);
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mask_region = gdk_cairo_region_create_from_surface (mask);
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cairo_region_translate (mask_region, px, py);
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image = gtk_image_new_from_pixbuf (pixbuf);
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gtk_fixed_put (GTK_FIXED (fixed), image, px,py);
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gtk_widget_show (image);
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gtk_widget_shape_combine_region (window, mask_region);
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cairo_region_destroy (mask_region);
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cairo_surface_destroy (mask);
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g_object_unref (pixbuf);
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g_signal_connect (window, "button_press_event",
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G_CALLBACK (shape_pressed), NULL);
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g_signal_connect (window, "button_release_event",
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G_CALLBACK (shape_released), NULL);
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g_signal_connect (window, "motion_notify_event",
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G_CALLBACK (shape_motion), NULL);
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icon_pos = g_new (CursorOffset, 1);
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g_object_set_data (G_OBJECT (window), "cursor_offset", icon_pos);
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gtk_window_move (GTK_WINDOW (window), x, y);
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gtk_widget_show (window);
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return window;
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}
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void
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create_shapes (GtkWidget *widget)
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{
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/* Variables used by the Drag/Drop and Shape Window demos */
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static GtkWidget *modeller = NULL;
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static GtkWidget *sheets = NULL;
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static GtkWidget *rings = NULL;
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static GtkWidget *with_region = NULL;
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GdkScreen *screen = gtk_widget_get_screen (widget);
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if (!(file_exists ("Modeller.xpm") &&
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file_exists ("FilesQueue.xpm") &&
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file_exists ("3DRings.xpm")))
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return;
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if (!modeller)
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{
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modeller = shape_create_icon (screen, "Modeller.xpm",
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440, 140, 0,0, GTK_WINDOW_POPUP);
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g_signal_connect (modeller, "destroy",
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G_CALLBACK (gtk_widget_destroyed),
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&modeller);
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}
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else
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gtk_widget_destroy (modeller);
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if (!sheets)
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{
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sheets = shape_create_icon (screen, "FilesQueue.xpm",
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580, 170, 0,0, GTK_WINDOW_POPUP);
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g_signal_connect (sheets, "destroy",
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G_CALLBACK (gtk_widget_destroyed),
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&sheets);
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}
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else
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gtk_widget_destroy (sheets);
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if (!rings)
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{
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rings = shape_create_icon (screen, "3DRings.xpm",
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460, 270, 25,25, GTK_WINDOW_TOPLEVEL);
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g_signal_connect (rings, "destroy",
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G_CALLBACK (gtk_widget_destroyed),
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&rings);
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}
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else
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gtk_widget_destroy (rings);
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if (!with_region)
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{
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cairo_region_t *region;
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gint x, y;
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with_region = shape_create_icon (screen, "3DRings.xpm",
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460, 270, 25,25, GTK_WINDOW_TOPLEVEL);
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gtk_window_set_decorated (GTK_WINDOW (with_region), FALSE);
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g_signal_connect (with_region, "destroy",
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G_CALLBACK (gtk_widget_destroyed),
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&with_region);
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/* reset shape from mask to a region */
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x = 0;
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y = 0;
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region = cairo_region_create ();
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while (x < 460)
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{
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while (y < 270)
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{
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GdkRectangle rect;
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rect.x = x;
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rect.y = y;
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rect.width = 10;
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rect.height = 10;
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cairo_region_union_rectangle (region, &rect);
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y += 20;
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}
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y = 0;
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x += 20;
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}
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gdk_window_shape_combine_region (gtk_widget_get_window (with_region),
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region,
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0, 0);
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}
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else
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gtk_widget_destroy (with_region);
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}
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/*
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* WM Hints demo
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*/
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@ -8300,7 +8076,6 @@ struct {
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{ "rotated text", create_rotated_text },
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{ "saved position", create_saved_position },
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{ "scrolled windows", create_scrolled_windows },
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{ "shapes", create_shapes },
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{ "size groups", create_size_groups },
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{ "snapshot", create_snapshot },
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{ "spinbutton", create_spins },
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