action: add "ShowMenu" option

Parse the following in rc.xml:

<keyboard>
  <keybind key="">
    <action name="ShowMenu">
      <menu>root-menu</menu>
    </action>
  </keybind>
</keyboard>

docs/labwc-actions.5.md

@@ -1,6 +1,6 @@
 % labwc-actions(5)
 % Johan Malm
-% 31 Aug, 2020
+% 31 Oct, 2020
 
 # NAME
 
@@ -35,6 +35,10 @@ of tags specific to each action as defined below.
 
 :   Re-load configuration and theme files
 
+`ShowMenu`
+
+:   Show menu specified by `<menu>` option. Valid menu is "root-menu"
+
 # SEE ALSO
 
 labwc(1), labwc-config(5), labwc-theme(5)

src/action.c

@@ -3,23 +3,39 @@
 #include "common/log.h"
 #include "common/spawn.h"
 #include "labwc.h"
+#include "menu/menu.h"
+
+static void
+show_menu(struct server *server, const char *menu)
+{
+	if (!menu) {
+		return;
+	}
+	if (!strcasecmp(menu, "root-menu")) {
+		server->input_mode = LAB_INPUT_STATE_MENU;
+		menu_move(server->rootmenu, server->seat.cursor->x,
+			server->seat.cursor->y);
+	}
+}
 
 void
 action(struct server *server, const char *action, const char *command)
 {
 	if (!action)
 		return;
-	if (!strcasecmp(action, "Exit")) {
+	if (!strcasecmp(action, "Debug")) {
-		wl_display_terminate(server->wl_display);
+		/* nothing */
 	} else if (!strcasecmp(action, "Execute")) {
 		spawn_async_no_shell(command);
+	} else if (!strcasecmp(action, "Exit")) {
+		wl_display_terminate(server->wl_display);
 	} else if (!strcasecmp(action, "NextWindow")) {
 		server->cycle_view =
 			desktop_cycle_view(server, server->cycle_view);
 	} else if (!strcasecmp(action, "Reconfigure")) {
 		spawn_async_no_shell("killall -SIGHUP labwc");
-	} else if (!strcasecmp(action, "Debug")) {
+	} else if (!strcasecmp(action, "ShowMenu")) {
-		dbg_show_views(server);
+		show_menu(server, command);
 	} else {
 		warn("action (%s) not supported", action);
 	}

src/config/rcxml.c

@@ -56,6 +56,8 @@ fill_keybind(char *nodename, char *content)
 		current_keybind->action = strdup(content);
 	} else if (!strcmp(nodename, "command.action")) {
 		current_keybind->command = strdup(content);
+	} else if (!strcmp(nodename, "menu.action")) {
+		current_keybind->command = strdup(content);
 	}
 }
 

src/cursor.c

@@ -267,13 +267,10 @@ cursor_button(struct wl_listener *listener, void *data)
 	/* handle _press_ on desktop */
 	if (!view) {
 		/* launch root-menu */
-		server->input_mode = LAB_INPUT_STATE_MENU;
+		action(server, "ShowMenu", "root-menu");
-		menu_move(server->rootmenu, server->seat.cursor->x,
-			server->seat.cursor->y);
 		return;
 	}
 
-
 	/* Handle _press_ on view */
 	desktop_focus_view(&server->seat, view);
 	switch (view_area) {