--- /dev/null
+#include <gtk/gtk.h>
+#include <X11/Xlib.h>
+
+static GtkWidget *darea;
+static GtkTreeStore *window_store = NULL;
+static GtkWidget *treeview;
+
+static void update_store (void);
+
+static gboolean
+window_has_impl (GdkWindow *window)
+{
+ GdkWindowObject *w;
+ w = (GdkWindowObject *)window;
+ return w->parent == NULL || w->parent->impl != w->impl;
+}
+
+GdkWindow *
+create_window (GdkWindow *parent,
+ int x, int y, int w, int h,
+ GdkColor *color)
+{
+ GdkWindowAttr attributes;
+ gint attributes_mask;
+ GdkWindow *window;
+ GdkColor *bg;
+
+ attributes.x = x;
+ attributes.y = y;
+ attributes.width = w;
+ attributes.height = h;
+ attributes.window_type = GDK_WINDOW_CHILD;
+ attributes.event_mask = GDK_STRUCTURE_MASK
+ | GDK_BUTTON_MOTION_MASK
+ | GDK_BUTTON_PRESS_MASK
+ | GDK_BUTTON_RELEASE_MASK
+ | GDK_EXPOSURE_MASK
+ | GDK_ENTER_NOTIFY_MASK
+ | GDK_LEAVE_NOTIFY_MASK;
+ attributes.wclass = GDK_INPUT_OUTPUT;
+
+ attributes_mask = GDK_WA_X | GDK_WA_Y;
+
+ window = gdk_window_new (parent, &attributes, attributes_mask);
+ gdk_window_set_user_data (window, darea);
+
+ bg = g_new (GdkColor, 1);
+ if (color)
+ *bg = *color;
+ else
+ {
+ bg->red = g_random_int_range (0, 0xffff);
+ bg->blue = g_random_int_range (0, 0xffff);
+ bg->green = g_random_int_range (0, 0xffff);;
+ }
+
+ gdk_rgb_find_color (gtk_widget_get_colormap (darea), bg);
+ gdk_window_set_background (window, bg);
+ g_object_set_data_full (G_OBJECT (window), "color", bg, g_free);
+
+ gdk_window_show (window);
+
+ return window;
+}
+
+static GdkWindow *
+get_selected_window (void)
+{
+ GtkTreeSelection *sel;
+ GtkTreeIter iter;
+ GdkWindow *window;
+
+ sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview));
+ if (!gtk_tree_selection_get_selected (sel, NULL, &iter))
+ return NULL;
+
+ gtk_tree_model_get (GTK_TREE_MODEL (window_store),
+ &iter,
+ 0, &window,
+ -1);
+ return window;
+}
+
+static gboolean
+find_window_helper (GtkTreeModel *model,
+ GdkWindow *window,
+ GtkTreeIter *iter,
+ GtkTreeIter *selected_iter)
+{
+ GtkTreeIter child_iter;
+ GdkWindow *w;
+
+ do
+ {
+ gtk_tree_model_get (model, iter,
+ 0, &w,
+ -1);
+ if (w == window)
+ {
+ *selected_iter = *iter;
+ return TRUE;
+ }
+
+ if (gtk_tree_model_iter_children (model,
+ &child_iter,
+ iter))
+ {
+ if (find_window_helper (model, window, &child_iter, selected_iter))
+ return TRUE;
+ }
+ } while (gtk_tree_model_iter_next (model, iter));
+
+ return FALSE;
+}
+
+static gboolean
+find_window (GdkWindow *window,
+ GtkTreeIter *window_iter)
+{
+ GtkTreeIter iter;
+
+ if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (window_store), &iter))
+ return FALSE;
+
+ return find_window_helper (GTK_TREE_MODEL (window_store),
+ window,
+ &iter,
+ window_iter);
+}
+
+static void
+select_window (GdkWindow *window)
+{
+ GtkTreeIter iter;
+ GtkTreeSelection *selection;
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview));
+
+ if (window != NULL &&
+ find_window (window, &iter))
+ gtk_tree_selection_select_iter (selection, &iter);
+ else
+ gtk_tree_selection_unselect_all (selection);
+}
+
+static void
+add_window_clicked (GtkWidget *button,
+ gpointer data)
+{
+ GdkWindow *parent;
+
+ parent = get_selected_window ();
+ if (parent == NULL)
+ parent = darea->window;
+
+ create_window (parent, 10, 10, 100, 100, NULL);
+ update_store ();
+}
+
+static void
+remove_window_clicked (GtkWidget *button,
+ gpointer data)
+{
+ GdkWindow *window;
+
+ window = get_selected_window ();
+ if (window == NULL)
+ return;
+
+ gdk_window_destroy (window);
+}
+
+static void save_children (GString *s, GdkWindow *window);
+
+static void
+save_window (GString *s,
+ GdkWindow *window)
+{
+ gint x, y, w, h;
+ GdkColor *color;
+
+ gdk_window_get_position (window, &x, &y);
+ gdk_drawable_get_size (GDK_DRAWABLE (window), &w, &h);
+ color = g_object_get_data (G_OBJECT (window), "color");
+
+ g_string_append_printf (s, "%d,%d %dx%d (%d,%d,%d) %d %d\n",
+ x, y, w, h,
+ color->red, color->green, color->blue,
+ window_has_impl (window),
+ g_list_length (gdk_window_peek_children (window)));
+
+ save_children (s, window);
+}
+
+
+static void
+save_children (GString *s,
+ GdkWindow *window)
+{
+ GList *l;
+ GdkWindow *child;
+
+ for (l = g_list_reverse (gdk_window_peek_children (window));
+ l != NULL;
+ l = l->next)
+ {
+ child = l->data;
+
+ save_window (s, child);
+ }
+}
+
+
+static void
+save_clicked (GtkWidget *button,
+ gpointer data)
+{
+ GString *s;
+ GtkWidget *dialog;
+ GFile *file;
+
+ s = g_string_new ("");
+
+ save_children (s, darea->window);
+
+ dialog = gtk_file_chooser_dialog_new ("Filename for window data",
+ NULL,
+ GTK_FILE_CHOOSER_ACTION_SAVE,
+ GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+ GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
+ NULL);
+
+ gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dialog), TRUE);
+
+ if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT)
+ {
+ file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
+
+ g_file_replace_contents (file,
+ s->str, s->len,
+ NULL, FALSE,
+ 0, NULL, NULL, NULL);
+
+ g_object_unref (file);
+ }
+
+ gtk_widget_destroy (dialog);
+ g_string_free (s, TRUE);
+}
+
+static void
+destroy_children (GdkWindow *window)
+{
+ GList *l;
+ GdkWindow *child;
+
+ for (l = gdk_window_peek_children (window);
+ l != NULL;
+ l = l->next)
+ {
+ child = l->data;
+
+ destroy_children (child);
+ gdk_window_destroy (child);
+ }
+}
+
+static char **
+parse_window (GdkWindow *parent, char **lines)
+{
+ int x, y, w, h, r, g, b, native, n_children;
+ GdkWindow *window;
+ GdkColor color;
+ int i;
+
+ if (*lines == NULL)
+ return lines;
+
+ if (sscanf(*lines, "%d,%d %dx%d (%d,%d,%d) %d %d",
+ &x, &y, &w, &h, &r, &g, &b, &native, &n_children) == 9)
+ {
+ lines++;
+ color.red = r;
+ color.green = g;
+ color.blue = b;
+ window = create_window (parent, x, y, w, h, &color);
+ if (native)
+ gdk_window_set_has_native (window, TRUE);
+
+ for (i = 0; i < n_children; i++)
+ lines = parse_window (window, lines);
+ }
+ else
+ lines++;
+
+ return lines;
+}
+
+static void
+load_file (GFile *file)
+{
+ char *data;
+ char **lines, **l;
+
+ if (g_file_load_contents (file, NULL, &data, NULL, NULL, NULL))
+ {
+ destroy_children (darea->window);
+
+ lines = g_strsplit (data, "\n", -1);
+
+ l = lines;
+ while (*l != NULL)
+ l = parse_window (darea->window, l);
+ }
+
+ update_store ();
+}
+
+static void
+move_window_clicked (GtkWidget *button,
+ gpointer data)
+{
+ GdkWindow *window;
+ GtkDirectionType direction;
+ gint x, y;
+
+ direction = GPOINTER_TO_INT (data);
+
+ window = get_selected_window ();
+
+ if (window == NULL)
+ return;
+
+ gdk_window_get_position (window, &x, &y);
+
+ switch (direction) {
+ case GTK_DIR_UP:
+ y -= 10;
+ break;
+ case GTK_DIR_DOWN:
+ y += 10;
+ break;
+ case GTK_DIR_LEFT:
+ x -= 10;
+ break;
+ case GTK_DIR_RIGHT:
+ x += 10;
+ break;
+ default:
+ break;
+ }
+
+ gdk_window_move (window, x, y);
+}
+
+static void
+raise_window_clicked (GtkWidget *button,
+ gpointer data)
+{
+ GdkWindow *window;
+
+ window = get_selected_window ();
+ if (window == NULL)
+ return;
+
+ gdk_window_raise (window);
+ update_store ();
+}
+
+static void
+lower_window_clicked (GtkWidget *button,
+ gpointer data)
+{
+ GdkWindow *window;
+
+ window = get_selected_window ();
+ if (window == NULL)
+ return;
+
+ gdk_window_lower (window);
+ update_store ();
+}
+
+
+static void
+smaller_window_clicked (GtkWidget *button,
+ gpointer data)
+{
+ GdkWindow *window;
+ int w, h;
+
+ window = get_selected_window ();
+ if (window == NULL)
+ return;
+
+ gdk_drawable_get_size (GDK_DRAWABLE (window), &w, &h);
+
+ w -= 10;
+ h -= 10;
+ if (w < 1)
+ w = 1;
+ if (h < 1)
+ h = 1;
+
+ gdk_window_resize (window, w, h);
+}
+
+static void
+larger_window_clicked (GtkWidget *button,
+ gpointer data)
+{
+ GdkWindow *window;
+ int w, h;
+
+ window = get_selected_window ();
+ if (window == NULL)
+ return;
+
+ gdk_drawable_get_size (GDK_DRAWABLE (window), &w, &h);
+
+ w += 10;
+ h += 10;
+
+ gdk_window_resize (window, w, h);
+}
+
+static void
+native_window_clicked (GtkWidget *button,
+ gpointer data)
+{
+ GdkWindow *window;
+
+ window = get_selected_window ();
+ if (window == NULL)
+ return;
+
+ gdk_window_set_has_native (window, TRUE);
+ update_store ();
+}
+
+static gboolean
+darea_button_release_event (GtkWidget *widget,
+ GdkEventButton *event)
+{
+ select_window (event->window);
+ return TRUE;
+}
+
+static void
+render_window_cell (GtkTreeViewColumn *tree_column,
+ GtkCellRenderer *cell,
+ GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ GdkWindow *window;
+ char *name;
+
+ gtk_tree_model_get (GTK_TREE_MODEL (window_store),
+ iter,
+ 0, &window,
+ -1);
+
+ if (window_has_impl (window))
+ name = g_strdup_printf ("%p (native)", window);
+ else
+ name = g_strdup_printf ("%p", window);
+ g_object_set (cell,
+ "text", name,
+ "background-gdk", &((GdkWindowObject *)window)->bg_color,
+ NULL);
+}
+
+static void
+add_children (GtkTreeStore *store,
+ GdkWindow *window,
+ GtkTreeIter *window_iter)
+{
+ GList *l;
+ GtkTreeIter child_iter;
+
+ for (l = gdk_window_peek_children (window);
+ l != NULL;
+ l = l->next)
+ {
+ gtk_tree_store_append (store, &child_iter, window_iter);
+ gtk_tree_store_set (store, &child_iter,
+ 0, l->data,
+ -1);
+
+ add_children (store, l->data, &child_iter);
+ }
+}
+
+static void
+update_store (void)
+{
+ GdkWindow *selected;
+
+ selected = get_selected_window ();
+
+ gtk_tree_store_clear (window_store);
+
+ add_children (window_store, darea->window, NULL);
+ gtk_tree_view_expand_all (GTK_TREE_VIEW (treeview));
+
+ select_window (selected);
+}
+
+
+int
+main (int argc, char **argv)
+{
+ GtkWidget *window, *vbox, *hbox, *frame;
+ GtkWidget *button, *scrolled, *table;
+ GtkTreeViewColumn *column;
+ GtkCellRenderer *renderer;
+ GdkColor black = {0};
+ GFile *file;
+
+ gtk_init (&argc, &argv);
+
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ gtk_container_set_border_width (GTK_CONTAINER (window), 0);
+
+ g_signal_connect (G_OBJECT (window), "delete-event", gtk_main_quit, NULL);
+
+ hbox = gtk_hbox_new (FALSE, 5);
+ gtk_container_add (GTK_CONTAINER (window), hbox);
+ gtk_widget_show (hbox);
+
+ frame = gtk_frame_new ("GdkWindows");
+ gtk_box_pack_start (GTK_BOX (hbox),
+ frame,
+ FALSE, FALSE,
+ 5);
+ gtk_widget_show (frame);
+
+ darea = gtk_drawing_area_new ();
+ /*gtk_widget_set_double_buffered (darea, FALSE);*/
+ gtk_widget_add_events (darea, GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK);
+ gtk_widget_set_size_request (darea, 500, 500);
+ g_signal_connect (darea, "button_release_event",
+ G_CALLBACK (darea_button_release_event),
+ NULL);
+
+
+ gtk_container_add (GTK_CONTAINER (frame), darea);
+ gtk_widget_realize (darea);
+ gtk_widget_show (darea);
+ gtk_widget_modify_bg (darea, GTK_STATE_NORMAL,
+ &black);
+
+
+ vbox = gtk_vbox_new (FALSE, 5);
+ gtk_box_pack_start (GTK_BOX (hbox),
+ vbox,
+ FALSE, FALSE,
+ 5);
+ gtk_widget_show (vbox);
+
+ window_store = gtk_tree_store_new (1, GDK_TYPE_WINDOW);
+
+ treeview = gtk_tree_view_new_with_model (GTK_TREE_MODEL (window_store));
+ gtk_tree_selection_set_mode (gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview)),
+ GTK_SELECTION_SINGLE);
+ column = gtk_tree_view_column_new ();
+ gtk_tree_view_column_set_title (column, "Window");
+ renderer = gtk_cell_renderer_text_new ();
+ gtk_tree_view_column_pack_start (column, renderer, TRUE);
+ gtk_tree_view_column_set_cell_data_func (column,
+ renderer,
+ render_window_cell,
+ NULL, NULL);
+
+ gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column);
+
+
+ scrolled = gtk_scrolled_window_new (NULL, NULL);
+ gtk_widget_set_size_request (scrolled, 200, 400);
+ gtk_container_add (GTK_CONTAINER (scrolled), treeview);
+ gtk_box_pack_start (GTK_BOX (vbox),
+ scrolled,
+ FALSE, FALSE,
+ 5);
+ gtk_widget_show (scrolled);
+ gtk_widget_show (treeview);
+
+ table = gtk_table_new (3, 3, TRUE);
+ gtk_box_pack_start (GTK_BOX (vbox),
+ table,
+ FALSE, FALSE,
+ 2);
+ gtk_widget_show (table);
+
+ button = gtk_button_new ();
+ gtk_button_set_image (GTK_BUTTON (button),
+ gtk_image_new_from_stock (GTK_STOCK_GO_BACK,
+ GTK_ICON_SIZE_BUTTON));
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (move_window_clicked),
+ GINT_TO_POINTER (GTK_DIR_LEFT));
+ gtk_table_attach_defaults (GTK_TABLE (table),
+ button,
+ 0, 1,
+ 1, 2);
+ gtk_widget_show (button);
+
+ button = gtk_button_new ();
+ gtk_button_set_image (GTK_BUTTON (button),
+ gtk_image_new_from_stock (GTK_STOCK_GO_UP,
+ GTK_ICON_SIZE_BUTTON));
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (move_window_clicked),
+ GINT_TO_POINTER (GTK_DIR_UP));
+ gtk_table_attach_defaults (GTK_TABLE (table),
+ button,
+ 1, 2,
+ 0, 1);
+ gtk_widget_show (button);
+
+ button = gtk_button_new ();
+ gtk_button_set_image (GTK_BUTTON (button),
+ gtk_image_new_from_stock (GTK_STOCK_GO_FORWARD,
+ GTK_ICON_SIZE_BUTTON));
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (move_window_clicked),
+ GINT_TO_POINTER (GTK_DIR_RIGHT));
+ gtk_table_attach_defaults (GTK_TABLE (table),
+ button,
+ 2, 3,
+ 1, 2);
+ gtk_widget_show (button);
+
+ button = gtk_button_new ();
+ gtk_button_set_image (GTK_BUTTON (button),
+ gtk_image_new_from_stock (GTK_STOCK_GO_DOWN,
+ GTK_ICON_SIZE_BUTTON));
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (move_window_clicked),
+ GINT_TO_POINTER (GTK_DIR_DOWN));
+ gtk_table_attach_defaults (GTK_TABLE (table),
+ button,
+ 1, 2,
+ 2, 3);
+ gtk_widget_show (button);
+
+
+ button = gtk_button_new_with_label ("Raise");
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (raise_window_clicked),
+ NULL);
+ gtk_table_attach_defaults (GTK_TABLE (table),
+ button,
+ 0, 1,
+ 0, 1);
+ gtk_widget_show (button);
+
+ button = gtk_button_new_with_label ("Lower");
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (lower_window_clicked),
+ NULL);
+ gtk_table_attach_defaults (GTK_TABLE (table),
+ button,
+ 0, 1,
+ 2, 3);
+ gtk_widget_show (button);
+
+
+ button = gtk_button_new_with_label ("Smaller");
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (smaller_window_clicked),
+ NULL);
+ gtk_table_attach_defaults (GTK_TABLE (table),
+ button,
+ 2, 3,
+ 0, 1);
+ gtk_widget_show (button);
+
+ button = gtk_button_new_with_label ("Larger");
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (larger_window_clicked),
+ NULL);
+ gtk_table_attach_defaults (GTK_TABLE (table),
+ button,
+ 2, 3,
+ 2, 3);
+ gtk_widget_show (button);
+
+ button = gtk_button_new_with_label ("Native");
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (native_window_clicked),
+ NULL);
+ gtk_table_attach_defaults (GTK_TABLE (table),
+ button,
+ 1, 2,
+ 1, 2);
+ gtk_widget_show (button);
+
+
+ button = gtk_button_new_with_label ("Add window");
+ gtk_box_pack_start (GTK_BOX (vbox),
+ button,
+ FALSE, FALSE,
+ 2);
+ gtk_widget_show (button);
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (add_window_clicked),
+ NULL);
+
+ button = gtk_button_new_with_label ("Remove window");
+ gtk_box_pack_start (GTK_BOX (vbox),
+ button,
+ FALSE, FALSE,
+ 2);
+ gtk_widget_show (button);
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (remove_window_clicked),
+ NULL);
+
+ button = gtk_button_new_with_label ("Save");
+ gtk_box_pack_start (GTK_BOX (vbox),
+ button,
+ FALSE, FALSE,
+ 2);
+ gtk_widget_show (button);
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (save_clicked),
+ NULL);
+
+ gtk_widget_show (window);
+
+ if (argc == 2)
+ {
+ file = g_file_new_for_commandline_arg (argv[1]);
+ load_file (file);
+ g_object_unref (file);
+ }
+
+ gtk_main ();
+
+ return 0;
+}
projects / gtk4.git / commitdiff