wayland renderer: Implement grab_keyboard

This avoids locking oneself out when running bemenu interactively,
as input would be grabbed too early without that and layer shell
does not allow to 'ungrab' focus by clicking on another window

1 files changed, 13 insertions, 0 deletions

diff --git a/lib/renderers/wayland/wayland.c b/lib/renderers/wayland/wayland.c
index 5309280..dd97009 100644
--- a/lib/renderers/wayland/wayland.c
+++ b/lib/renderers/wayland/wayland.c
@@ -190,6 +190,18 @@ set_bottom(const struct bm_menu *menu, bool bottom)
 }
 
 static void
+grab_keyboard(const struct bm_menu *menu, bool grab)
+{
+    struct wayland *wayland = menu->renderer->internal;
+    assert(wayland);
+
+    struct window *window;
+    wl_list_for_each(window, &wayland->windows, link) {
+        bm_wl_window_grab_keyboard(window, wayland->display, grab);
+    }
+}
+
+static void
 destructor(struct bm_menu *menu)
 {
     struct wayland *wayland = menu->renderer->internal;
@@ -282,6 +294,7 @@ register_renderer(struct render_api *api)
     api->poll_key = poll_key;
     api->render = render;
     api->set_bottom = set_bottom;
+    api->grab_keyboard = grab_keyboard;
     api->priorty = BM_PRIO_GUI;
     api->version = BM_PLUGIN_VERSION;
     return "wayland";