Add an orange pop-up menu to test the new map_transient request

clients/dnd.c

@@ -628,7 +628,6 @@ static struct dnd *
 dnd_create(struct display *display)
 {
 	struct dnd *dnd;
-	gchar *title;
 	int i, x, y;
 	int32_t width, height;
 
@@ -637,9 +636,9 @@ dnd_create(struct display *display)
 		return dnd;
 	memset(dnd, 0, sizeof *dnd);
 
-	title = g_strdup_printf("Wayland Drag and Drop Demo");
+	dnd->window = window_create(display, 400, 400);
+	window_set_title(dnd->window, "Wayland Drag and Drop Demo");
 
-	dnd->window = window_create(display, title, 500, 400);
 	dnd->display = display;
 	dnd->key = 100;
 

clients/flower.c

@@ -141,9 +141,9 @@ int main(int argc, char *argv[])
 	flower.width = 200;
 	flower.height = 200;
 	flower.display = d;
-	flower.window = window_create(d, "flower",
-				      flower.width, flower.height);
+	flower.window = window_create(d, flower.width, flower.height);
 
+	window_set_title(flower.window, "flower");
 	window_set_decoration(flower.window, 0);
 	window_draw(flower.window);
 	s = window_get_surface(flower.window);

clients/gears.c

@@ -358,7 +358,8 @@ gears_create(struct display *display)
 	gears = malloc(sizeof *gears);
 	memset(gears, 0, sizeof *gears);
 	gears->d = display;
-	gears->window = window_create(display, "Wayland Gears", width, height);
+	gears->window = window_create(display, width, height);
+	window_set_title(gears->window, "Wayland Gears");
 
 	gears->display = display_get_egl_display(gears->d);
 	if (gears->display == NULL)

clients/image.c

@@ -216,7 +216,8 @@ image_create(struct display *display, uint32_t key, const char *filename)
 
 	image->filename = g_strdup(filename);
 
-	image->window = window_create(display, title, 500, 400);
+	image->window = window_create(display, 500, 400);
+	window_set_title(image->window, title);
 	image->display = display;
 
 	/* FIXME: Window uses key 1 for moves, need some kind of

clients/resizor.c

@@ -38,6 +38,7 @@
 struct resizor {
 	struct display *display;
 	struct window *window;
+	struct window *menu;
 	int32_t width;
 
 	struct {
@@ -148,6 +149,38 @@ key_handler(struct window *window, struct input *input, uint32_t time,
 	}
 }
 
+static void
+show_menu(struct resizor *resizor, struct input *input)
+{
+	cairo_surface_t *surface;
+	int32_t x, y, width = 200, height = 200;
+
+	input_get_position(input, &x, &y);
+	resizor->menu = window_create_transient(resizor->display,
+						resizor->window,
+						x - 10, y - 10, width, height);
+
+	window_draw(resizor->menu);
+	window_flush(resizor->menu);
+}
+
+static void
+button_handler(struct window *window,
+	       struct input *input, uint32_t time,
+	       int button, int state, void *data)
+{
+	struct resizor *resizor = data;
+
+	switch (button) {
+	case 274:
+		if (state)
+			show_menu(resizor, input);
+		else
+			window_destroy(resizor->menu);
+		break;
+	}
+}
+
 static struct resizor *
 resizor_create(struct display *display)
 {
@@ -159,7 +192,8 @@ resizor_create(struct display *display)
 		return resizor;
 	memset(resizor, 0, sizeof *resizor);
 
-	resizor->window = window_create(display, "Wayland Resizor", 500, 400);
+	resizor->window = window_create(display, 500, 400);
+	window_set_title(resizor->window, "Wayland Resizor");
 	resizor->display = display;
 
 	window_set_key_handler(resizor->window, key_handler);
@@ -175,6 +209,7 @@ resizor_create(struct display *display)
 	height = resizor->height.current + 0.5;
 
 	window_set_child_size(resizor->window, resizor->width, height);
+	window_set_button_handler(resizor->window, button_handler);
 
 	resizor_draw(resizor);
 

clients/smoke.c

@@ -277,7 +277,8 @@ int main(int argc, char *argv[])
 	smoke.width = 200;
 	smoke.height = 200;
 	smoke.display = d;
-	smoke.window = window_create(d, "smoke", smoke.width, smoke.height);
+	smoke.window = window_create(d, smoke.width, smoke.height);
+	window_set_title(smoke.window, "smoke");
 
 	window_set_buffer_type(smoke.window, WINDOW_BUFFER_TYPE_SHM);
 	clock_gettime(CLOCK_MONOTONIC, &ts);

clients/terminal.c

@@ -2213,8 +2213,8 @@ terminal_create(struct display *display, int fullscreen)
 	terminal_init(terminal);
 	terminal->margin_top = 0;
 	terminal->margin_bottom = -1;
-	terminal->window = window_create(display, "Wayland Terminal",
-					 500, 400);
+	terminal->window = window_create(display, 500, 400);
+	window_set_title(terminal->window, "Wayland Terminal");
 
 	init_state_machine(&terminal->state_machine);
 	init_color_table(terminal);

clients/view.c

@@ -171,7 +171,8 @@ view_create(struct display *display, uint32_t key, const char *filename)
 
 	view->filename = g_strdup(filename);
 
-	view->window = window_create(display, title, 500, 400);
+	view->window = window_create(display, 500, 400);
+	window_set_title(view->window, title);
 	view->display = display;
 
 	/* FIXME: Window uses key 1 for moves, need some kind of

clients/window.c

@@ -84,9 +84,11 @@ struct display {
 
 struct window {
 	struct display *display;
+	struct window *parent;
 	struct wl_surface *surface;
 	const char *title;
 	struct rectangle allocation, saved_allocation, server_allocation;
+	int x, y;
 	int resize_edges;
 	int redraw_scheduled;
 	int minimum_width, minimum_height;
@@ -598,7 +600,12 @@ window_attach_surface(struct window *window)
 	wl_display_sync_callback(display->display, free_surface, window);
 
 	if (!window->mapped) {
-		wl_surface_map_toplevel(window->surface);
+		if (!window->parent)
+			wl_surface_map_toplevel(window->surface);
+		else
+			wl_surface_map_transient(window->surface,
+						 window->parent->surface,
+						 window->x, window->y, 0);
 		window->mapped = 1;
 	}
 
@@ -650,6 +657,28 @@ window_create_surface(struct window *window)
 	cairo_surface_destroy(surface);
 }
 
+static void
+window_draw_menu(struct window *window)
+{
+	cairo_t *cr;
+	int width, height, r = 5;
+
+	window_create_surface(window);
+
+	cr = cairo_create(window->cairo_surface);
+	cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
+	cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.0);
+	cairo_paint(cr);
+
+	width = window->allocation.width;
+	height = window->allocation.height;
+	rounded_rect(cr, r, r, width - r, height - r, r);
+	cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
+	cairo_set_source_rgba(cr, 1.0, 1.0, 0.0, 0.5);
+	cairo_fill(cr);
+	cairo_destroy(cr);
+}
+
 static void
 window_draw_decorations(struct window *window)
 {
@@ -706,6 +735,14 @@ window_draw_decorations(struct window *window)
 	cairo_device_flush (window->display->device);
 }
 
+void
+window_destroy(struct window *window)
+{
+	wl_surface_destroy(window->surface);
+	wl_list_remove(&window->link);
+	free(window);
+}
+
 void
 display_flush_cairo_device(struct display *display)
 {
@@ -715,7 +752,9 @@ display_flush_cairo_device(struct display *display)
 void
 window_draw(struct window *window)
 {
-	if (window->fullscreen || !window->decoration)
+	if (window->parent)
+		window_draw_menu(window);
+	else if (window->fullscreen || !window->decoration)
 		window_create_surface(window);
 	else
 		window_draw_decorations(window);
@@ -1202,9 +1241,9 @@ window_damage(struct window *window, int32_t x, int32_t y,
 	wl_surface_damage(window->surface, x, y, width, height);
 }
 
-struct window *
-window_create(struct display *display, const char *title,
-	      int32_t width, int32_t height)
+static struct window *
+window_create_internal(struct display *display, struct window *parent,
+			int32_t width, int32_t height)
 {
 	struct window *window;
 
@@ -1214,7 +1253,7 @@ window_create(struct display *display, const char *title,
 
 	memset(window, 0, sizeof *window);
 	window->display = display;
-	window->title = strdup(title);
+	window->parent = parent;
 	window->surface = wl_compositor_create_surface(display->compositor);
 	window->allocation.x = 0;
 	window->allocation.y = 0;
@@ -1235,6 +1274,41 @@ window_create(struct display *display, const char *title,
 	return window;
 }
 
+void
+window_set_title(struct window *window, const char *title)
+{
+	window->title = strdup(title);
+}
+
+struct window *
+window_create(struct display *display, int32_t width, int32_t height)
+{
+	struct window *window;
+
+	window = window_create_internal(display, NULL, width, height);
+	if (!window)
+		return NULL;
+
+	return window;
+}
+
+struct window *
+window_create_transient(struct display *display, struct window *parent,
+			int32_t x, int32_t y, int32_t width, int32_t height)
+{
+	struct window *window;
+
+	window = window_create_internal(parent->display,
+					parent, width, height);
+	if (!window)
+		return NULL;
+
+	window->x = x;
+	window->y = y;
+
+	return window;
+}
+
 void
 window_set_buffer_type(struct window *window, enum window_buffer_type type)
 {

clients/window.h

@@ -127,8 +127,16 @@ typedef void (*display_global_handler_t)(struct display *display,
 					 uint32_t version);
 
 struct window *
-window_create(struct display *display, const char *title,
-	      int32_t width, int32_t height);
+window_create(struct display *display, int32_t width, int32_t height);
+struct window *
+window_create_transient(struct display *display, struct window *parent,
+			int32_t x, int32_t y, int32_t width, int32_t height);
+
+void
+window_destroy(struct window *window);
+
+void
+window_set_title(struct window *window, const char *title);
 
 void
 window_move(struct window *window, struct input *input, uint32_t time);