Merge pull request #743 from deklov/panel-as-shell-03

Set panels/backgrounds' geometries correctly and don't render them ex…

include/bar/bar.h

@@ -32,6 +32,9 @@ struct workspace {
 	bool urgent;
 };
 
+/** Global bar state */
+extern struct bar swaybar;
+
 /**
  * Setup bar.
  */

include/bar/ipc.h

@@ -13,5 +13,11 @@ void ipc_bar_init(struct bar *bar, const char *bar_id);
  */
 bool handle_ipc_event(struct bar *bar);
 
+
+/**
+ * Send workspace command to sway
+ */
+void ipc_send_workspace_command(const char *workspace_name);
+
 #endif /* _SWAYBAR_IPC_H */
 

include/bar/render.h

@@ -14,4 +14,9 @@ void render(struct output *output, struct config *config, struct status_line *li
  */
 void set_window_height(struct window *window, int height);
 
+/**
+ * Compute the size of a workspace name
+ */
+void workspace_button_size(struct window *window, const char *workspace_name, int *width, int *height);
+
 #endif /* _SWAYBAR_RENDER_H */

include/client/window.h

@@ -28,10 +28,10 @@ struct cursor {
 };
 
 struct pointer_input {
-	wl_fixed_t last_x;
-	wl_fixed_t last_y;
+	int last_x;
+	int last_y;
 
-	void (*notify)(struct window *window, wl_fixed_t x, wl_fixed_t y, uint32_t button);
+	void (*notify)(struct window *window, int x, int y, uint32_t button);
 };
 
 struct window {

include/extensions.h

@@ -11,8 +11,6 @@ struct background_config {
 	wlc_resource surface;
 	// we need the wl_resource of the surface in the destructor
 	struct wl_resource *wl_surface_res;
-	// used to determine if client is a background
-	struct wl_client *client;
 };
 
 struct panel_config {
@@ -25,6 +23,8 @@ struct panel_config {
 	enum desktop_shell_panel_position panel_position;
 	// used to determine if client is a panel
 	struct wl_client *client;
+	// wlc handle for this panel's surface, not set until panel is created
+	wlc_handle handle;
 };
 
 struct desktop_shell_state {

sway/extensions.c

@@ -73,7 +73,6 @@ static void set_background(struct wl_client *client, struct wl_resource *resourc
 	}
 	sway_log(L_DEBUG, "Setting surface %p as background for output %d", surface, (int)output);
 	struct background_config *config = malloc(sizeof(struct background_config));
-	config->client = client;
 	config->output = output;
 	config->surface = wlc_resource_from_wl_surface_resource(surface);
 	config->wl_surface_res = surface;

sway/handlers.c

@@ -33,6 +33,66 @@
 // Event handled by sway and should not be sent to client
 #define EVENT_HANDLED true
 
+static struct panel_config *if_panel_find_config(struct wl_client *client) {
+	int i;
+	for (i = 0; i < desktop_shell.panels->length; i++) {
+		struct panel_config *config = desktop_shell.panels->items[i];
+		if (config->client == client) {
+			return config;
+		}
+	}
+	return NULL;
+}
+
+static struct wlc_geometry compute_panel_geometry(struct panel_config *config) {
+	const struct wlc_size resolution = *wlc_output_get_resolution(config->output);
+	const struct wlc_geometry *old = wlc_view_get_geometry(config->handle);
+	struct wlc_geometry new;
+
+	switch (config->panel_position) {
+	case DESKTOP_SHELL_PANEL_POSITION_TOP:
+		new.origin.x = 0;
+		new.origin.y = 0;
+		new.size.w = resolution.w;
+		new.size.h = old->size.h;
+		break;
+	case DESKTOP_SHELL_PANEL_POSITION_BOTTOM:
+		new.origin.x = 0;
+		new.origin.y = resolution.h - old->size.h;
+		new.size.w = resolution.w;
+		new.size.h = old->size.h;
+		break;
+	case DESKTOP_SHELL_PANEL_POSITION_LEFT:
+		new.origin.x = 0;
+		new.origin.y = 0;
+		new.size.w = old->size.w;
+		new.size.h = resolution.h;
+		break;
+	case DESKTOP_SHELL_PANEL_POSITION_RIGHT:
+		new.origin.x = resolution.w - old->size.w;
+		new.origin.y = 0;
+		new.size.w = old->size.w;
+		new.size.h = resolution.h;
+		break;
+	}
+
+	return new;
+}
+
+static void update_panel_geometry(struct panel_config *config) {
+	struct wlc_geometry geometry = compute_panel_geometry(config);
+	wlc_view_set_geometry(config->handle, 0, &geometry);
+}
+
+static void update_panel_geometries(wlc_handle output) {
+	for (int i = 0; i < desktop_shell.panels->length; i++) {
+		struct panel_config *config = desktop_shell.panels->items[i];
+		if (config->output == output) {
+			update_panel_geometry(config);
+		}
+	}
+}
+
 /* Handles */
 
 static bool handle_input_created(struct libinput_device *device) {
@@ -119,32 +179,6 @@ static void handle_output_pre_render(wlc_handle output) {
 			break;
 		}
 	}
-
-	for (i = 0; i < desktop_shell.panels->length; ++i) {
-		struct panel_config *config = desktop_shell.panels->items[i];
-		if (config->output == output) {
-			struct wlc_size size = *wlc_surface_get_size(config->surface);
-			struct wlc_geometry geo = {
-				.size = size
-			};
-			switch (config->panel_position) {
-			case DESKTOP_SHELL_PANEL_POSITION_TOP:
-				geo.origin = (struct wlc_point){ 0, 0 };
-				break;
-			case DESKTOP_SHELL_PANEL_POSITION_BOTTOM:
-				geo.origin = (struct wlc_point){ 0, resolution.h - size.h };
-				break;
-			case DESKTOP_SHELL_PANEL_POSITION_LEFT:
-				geo.origin = (struct wlc_point){ 0, 0 };
-				break;
-			case DESKTOP_SHELL_PANEL_POSITION_RIGHT:
-				geo.origin = (struct wlc_point){ resolution.w - size.w, 0 };
-				break;
-			}
-			wlc_surface_render(config->surface, &geo);
-			break;
-		}
-	}
 }
 
 static void handle_output_post_render(wlc_handle output) {
@@ -158,10 +192,16 @@ static void handle_view_pre_render(wlc_handle view) {
 
 static void handle_output_resolution_change(wlc_handle output, const struct wlc_size *from, const struct wlc_size *to) {
 	sway_log(L_DEBUG, "Output %u resolution changed to %d x %d", (unsigned int)output, to->w, to->h);
+
 	swayc_t *c = swayc_by_handle(output);
-	if (!c) return;
+	if (!c) {
+		return;
+	}
 	c->width = to->w;
 	c->height = to->h;
+
+	update_panel_geometries(output);
+
 	arrange_windows(&root_container, -1, -1);
 }
 
@@ -176,28 +216,6 @@ static void handle_output_focused(wlc_handle output, bool focus) {
 	}
 }
 
-static bool client_is_background(struct wl_client *client) {
-	int i;
-	for (i = 0; i < desktop_shell.backgrounds->length; i++) {
-		struct background_config *config = desktop_shell.backgrounds->items[i];
-		if (config->client == client) {
-			return true;
-		}
-	}
-	return false;
-}
-
-static bool client_is_panel(struct wl_client *client) {
-	int i;
-	for (i = 0; i < desktop_shell.panels->length; i++) {
-		struct panel_config *config = desktop_shell.panels->items[i];
-		if (config->client == client) {
-			return true;
-		}
-	}
-	return false;
-}
-
 static void ws_cleanup() {
 	swayc_t *op, *ws;
 	int i = 0, j;
@@ -228,8 +246,14 @@ static bool handle_view_created(wlc_handle handle) {
 	bool return_to_workspace = false;
 	struct wl_client *client = wlc_view_get_wl_client(handle);
 	pid_t pid;
+	struct panel_config *panel_config = NULL;
 
-	if (client_is_background(client) || client_is_panel(client)) {
+	panel_config = if_panel_find_config(client);
+	if (panel_config) {
+		panel_config->handle = handle;
+		update_panel_geometry(panel_config);
+		wlc_view_set_mask(handle, VISIBLE);
+		wlc_view_set_output(handle, panel_config->output);
 		return true;
 	}
 

swaybar/bar.c

@@ -58,6 +58,37 @@ struct output *new_output(const char *name) {
 	return output;
 }
 
+static void mouse_button_notify(struct window *window, int x, int y, uint32_t button) {
+	sway_log(L_DEBUG, "Mouse button %d clicked at %d %d\n", button, x, y);
+
+	struct output *clicked_output = NULL;
+	for (int i = 0; i < swaybar.outputs->length; i++) {
+		struct output *output = swaybar.outputs->items[i];
+		if (window == output->window) {
+			clicked_output = output;
+			break;
+		}
+	}
+
+	if (!sway_assert(clicked_output != NULL, "Got pointer event for non-existing output")) {
+		return;
+	}
+
+	double button_x = 0.5;
+	for (int i = 0; i < clicked_output->workspaces->length; i++) {
+		struct workspace *workspace = clicked_output->workspaces->items[i];
+		int button_width, button_height;
+
+		workspace_button_size(window, workspace->name, &button_width, &button_height);
+
+		button_x += button_width;
+		if (x <= button_x) {
+			ipc_send_workspace_command(workspace->name);
+			break;
+		}
+	}
+}
+
 void bar_setup(struct bar *bar, const char *socket_path, const char *bar_id) {
 	/* initialize bar with default values */
 	bar_init(bar);
@@ -92,6 +123,9 @@ void bar_setup(struct bar *bar, const char *socket_path, const char *bar_id) {
 		/* set font */
 		bar_output->window->font = bar->config->font;
 
+		/* set font */
+		bar_output->window->pointer_input.notify = mouse_button_notify;
+
 		/* set window height */
 		set_window_height(bar_output->window, bar->config->height);
 	}

swaybar/ipc.c

@@ -7,6 +7,15 @@
 #include "bar/config.h"
 #include "bar/ipc.h"
 
+void ipc_send_workspace_command(const char *workspace_name) {
+	uint32_t size = strlen("workspace ") + strlen(workspace_name) + 1;
+
+	char command[size];
+	sprintf(command, "workspace %s", workspace_name);
+
+	ipc_single_command(swaybar.ipc_socketfd, IPC_COMMAND, command, &size);
+}
+
 static void ipc_parse_config(struct config *config, const char *payload) {
 	json_object *bar_config = json_tokener_parse(payload);
 	json_object *tray_output, *mode, *hidden_bar, *position, *status_command;

swaybar/render.c

@@ -172,7 +172,7 @@ static void render_block(struct window *window, struct config *config, struct st
 
 }
 
-static char *handle_workspace_number(bool strip_num, const char *ws_name) {
+static const char *strip_workspace_name(bool strip_num, const char *ws_name) {
 	bool strip = false;
 	int i;
 
@@ -190,18 +190,23 @@ static char *handle_workspace_number(bool strip_num, const char *ws_name) {
 	}
 
 	if (strip) {
-		return strdup(ws_name + i);
+		return ws_name + i;
 	}
 
-	return strdup(ws_name);
+	return ws_name;
+}
+
+void workspace_button_size(struct window *window, const char *workspace_name, int *width, int *height) {
+	const char *stripped_name = strip_workspace_name(swaybar.config->strip_workspace_numbers, workspace_name);
+
+	get_text_size(window->cairo, window->font, width, height, false, "%s", stripped_name);
+	*width += 2 * ws_horizontal_padding;
+	*height += 2 * ws_vertical_padding;
 }
 
 static void render_workspace_button(struct window *window, struct config *config, struct workspace *ws, double *x) {
-	// strip workspace numbers if required
-	char *name = handle_workspace_number(config->strip_workspace_numbers, ws->name);
+	const char *stripped_name = strip_workspace_name(config->strip_workspace_numbers, ws->name);
 
-	int width, height;
-	get_text_size(window->cairo, window->font, &width, &height, false, "%s", name);
 	struct box_colors box_colors;
 	if (ws->urgent) {
 		box_colors = config->colors.urgent_workspace;
@@ -213,26 +218,25 @@ static void render_workspace_button(struct window *window, struct config *config
 		box_colors = config->colors.inactive_workspace;
 	}
 
+	int width, height;
+	workspace_button_size(window, stripped_name, &width, &height);
+
 	// background
 	cairo_set_source_u32(window->cairo, box_colors.background);
-	cairo_rectangle(window->cairo, *x, 1.5, width + ws_horizontal_padding * 2 - 1,
-			height + ws_vertical_padding * 2);
+	cairo_rectangle(window->cairo, *x, 1.5, width - 1, height);
 	cairo_fill(window->cairo);
 
 	// border
 	cairo_set_source_u32(window->cairo, box_colors.border);
-	cairo_rectangle(window->cairo, *x, 1.5, width + ws_horizontal_padding * 2 - 1,
-			height + ws_vertical_padding * 2);
+	cairo_rectangle(window->cairo, *x, 1.5, width - 1, height);
 	cairo_stroke(window->cairo);
 
 	// text
 	cairo_set_source_u32(window->cairo, box_colors.text);
 	cairo_move_to(window->cairo, (int)*x + ws_horizontal_padding, margin);
-	pango_printf(window->cairo, window->font, false, "%s", name);
+	pango_printf(window->cairo, window->font, false, "%s", stripped_name);
 
-	*x += width + ws_horizontal_padding * 2 + ws_spacing;
-
-	free(name);
+	*x += width + ws_spacing;
 }
 
 static void render_binding_mode_indicator(struct window *window, struct config *config, double pos) {

swaybg/main.c

@@ -54,7 +54,6 @@ int main(int argc, const char **argv) {
 		sway_abort("Failed to create surfaces.");
 	}
 	desktop_shell_set_background(registry->desktop_shell, output->output, window->surface);
-	window_make_shell(window);
 	list_add(surfaces, window);
 
 #ifdef WITH_GDK_PIXBUF

wayland/window.c

@@ -32,8 +32,8 @@ static void pointer_handle_motion(void *data, struct wl_pointer *pointer,
 		      uint32_t time, wl_fixed_t sx_w, wl_fixed_t sy_w) {
 	struct window *window = data;
 
-	window->pointer_input.last_x = sx_w;
-	window->pointer_input.last_y = sy_w;
+	window->pointer_input.last_x = wl_fixed_to_int(sx_w);
+	window->pointer_input.last_y = wl_fixed_to_int(sy_w);
 }
 
 static void pointer_handle_button(void *data, struct wl_pointer *pointer, uint32_t serial,