docs: don't use a loop for the docs shooter
This commit is contained in:
William Jon McCann
committed by
Matthias Clasen
Matthias Clasen
parent
afa9339e71
commit
7796e7863c
@ -25,6 +25,8 @@
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#define _(x) (x)
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#endif
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static void queue_show (void);
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static Window
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find_toplevel_window (Window xid)
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{
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@ -127,7 +129,7 @@ take_window_shot (Window child,
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gint width, height;
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GdkPixbuf *tmp, *tmp2;
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GdkPixbuf *retval;
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GdkPixbuf *retval = NULL;
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if (include_decoration)
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xid = find_toplevel_window (child);
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@ -163,24 +165,104 @@ take_window_shot (Window child,
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tmp = gdk_pixbuf_get_from_window (window,
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x, y, width, height);
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if (include_decoration)
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tmp2 = remove_shaped_area (tmp, xid);
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else
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tmp2 = add_border_to_shot (tmp);
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if (tmp != NULL)
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{
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if (include_decoration)
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tmp2 = remove_shaped_area (tmp, xid);
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else
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tmp2 = add_border_to_shot (tmp);
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retval = create_shadowed_pixbuf (tmp2);
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g_object_unref (tmp);
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g_object_unref (tmp2);
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g_object_unref (tmp);
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if (tmp2 != NULL)
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{
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retval = create_shadowed_pixbuf (tmp2);
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g_object_unref (tmp2);
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}
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}
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return retval;
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}
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static GList *toplevels;
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static guint shot_id;
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static gboolean
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shoot_one (WidgetInfo *info)
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{
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GdkWindow *window;
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XID id;
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GdkPixbuf *screenshot = NULL;
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if (g_list_find (toplevels, info) == NULL)
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{
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g_warning ("Widget not found in queue");
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gtk_main_quit ();
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}
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window = gtk_widget_get_window (info->window);
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id = gdk_x11_window_get_xid (window);
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screenshot = take_window_shot (id, info->include_decorations);
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if (screenshot != NULL)
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{
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char *filename;
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filename = g_strdup_printf ("./%s.png", info->name);
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gdk_pixbuf_save (screenshot, filename, "png", NULL, NULL);
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g_free (filename);
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g_object_unref (screenshot);
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}
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else
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{
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g_warning ("unable to save shot of %s", info->name);
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}
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gtk_widget_destroy (info->window);
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shot_id = 0;
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/* remove from the queue and try to load up another */
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toplevels = g_list_remove (toplevels, info);
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if (toplevels == NULL)
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gtk_main_quit ();
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else
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queue_show ();
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return G_SOURCE_REMOVE;
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}
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static void
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on_show (WidgetInfo *info)
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{
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if (shot_id != 0)
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return;
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shot_id = g_timeout_add (1000, (GSourceFunc) shoot_one, info);
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}
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static gboolean
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show_one (void)
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{
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WidgetInfo *info = toplevels->data;
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g_message ("shooting %s", info->name);
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g_signal_connect_swapped (info->window,
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"show",
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G_CALLBACK (on_show),
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info);
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gtk_widget_show (info->window);
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return G_SOURCE_REMOVE;
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}
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static void
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queue_show (void)
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{
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g_idle_add ((GSourceFunc) show_one, NULL);
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}
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int main (int argc, char **argv)
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{
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GList *toplevels;
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GdkPixbuf *screenshot = NULL;
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GList *node;
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/* If there's no DISPLAY, we silently error out. We don't want to break
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* headless builds. */
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if (! gtk_init_check (&argc, &argv))
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@ -188,45 +270,8 @@ int main (int argc, char **argv)
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toplevels = get_all_widgets ();
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for (node = toplevels; node; node = g_list_next (node))
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{
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GtkAllocation allocation;
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GdkWindow *window;
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WidgetInfo *info;
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XID id;
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char *filename;
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info = node->data;
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gtk_widget_show (info->window);
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window = gtk_widget_get_window (info->window);
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gtk_widget_get_allocation (info->window, &allocation);
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gtk_widget_show_now (info->window);
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gtk_widget_queue_draw_area (info->window,
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allocation.x, allocation.y,
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allocation.width, allocation.height);
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gdk_window_process_updates (window, TRUE);
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while (gtk_events_pending ())
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{
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gtk_main_iteration ();
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}
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sleep (1);
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while (gtk_events_pending ())
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{
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gtk_main_iteration ();
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}
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id = gdk_x11_window_get_xid (window);
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screenshot = take_window_shot (id, info->include_decorations);
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filename = g_strdup_printf ("./%s.png", info->name);
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gdk_pixbuf_save (screenshot, filename, "png", NULL, NULL);
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g_free(filename);
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gtk_widget_hide (info->window);
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}
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queue_show ();
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gtk_main ();
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return 0;
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}
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@ -16,88 +16,6 @@
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#define LARGE_WIDTH 240
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#define LARGE_HEIGHT 240
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static Window
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find_toplevel_window (Window xid)
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{
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Window root, parent, *children;
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guint nchildren;
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do
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{
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if (XQueryTree (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), xid, &root,
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&parent, &children, &nchildren) == 0)
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{
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g_warning ("Couldn't find window manager window");
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return None;
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}
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if (root == parent)
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return xid;
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xid = parent;
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}
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while (TRUE);
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}
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static gboolean
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adjust_size_callback (WidgetInfo *info)
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{
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Window toplevel;
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Window root;
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GdkWindow *window;
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gint tx;
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gint ty;
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guint twidth;
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guint theight;
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guint tborder_width;
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guint tdepth;
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gint target_width = 0;
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gint target_height = 0;
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window = gtk_widget_get_window (info->window);
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toplevel = find_toplevel_window (GDK_WINDOW_XID (window));
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XGetGeometry (GDK_WINDOW_XDISPLAY (window),
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toplevel,
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&root, &tx, &ty, &twidth, &theight, &tborder_width, &tdepth);
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switch (info->size)
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{
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case SMALL:
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target_width = SMALL_WIDTH;
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target_height = SMALL_HEIGHT;
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break;
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case MEDIUM:
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target_width = MEDIUM_WIDTH;
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target_height = MEDIUM_HEIGHT;
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break;
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case LARGE:
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target_width = LARGE_WIDTH;
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target_height = LARGE_HEIGHT;
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break;
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case ASIS:
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target_width = twidth;
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target_height = theight;
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break;
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}
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if (twidth > target_width ||
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theight > target_height)
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{
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gtk_widget_set_size_request (info->window,
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2 + target_width - (twidth - target_width), /* Dunno why I need the +2 fudge factor; */
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2 + target_height - (theight - target_height));
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}
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return FALSE;
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}
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static void
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realize_callback (GtkWidget *widget,
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WidgetInfo *info)
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{
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gdk_threads_add_timeout (500, (GSourceFunc)adjust_size_callback, info);
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}
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static WidgetInfo *
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new_widget_info (const char *name,
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GtkWidget *widget,
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@ -113,7 +31,6 @@ new_widget_info (const char *name,
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info->window = widget;
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gtk_window_set_resizable (GTK_WINDOW (info->window), FALSE);
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info->include_decorations = TRUE;
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g_signal_connect (info->window, "realize", G_CALLBACK (realize_callback), info);
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}
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else
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{
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@ -126,7 +43,6 @@ new_widget_info (const char *name,
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}
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info->no_focus = TRUE;
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gtk_widget_set_app_paintable (info->window, TRUE);
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g_signal_connect (info->window, "focus", G_CALLBACK (gtk_true), NULL);
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switch (size)
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