input method: try to update cursor rectangle on text input commit

src/api/wayfire/unstable/wlr-text-input-v3-popup.hpp

@@ -33,10 +33,12 @@ class text_input_v3_popup : public wf::view_interface_t
     void map();
     void unmap();
     void update_geometry();
+    void update_cursor_rect(wlr_box*);
     ~text_input_v3_popup();
 
   private:
     wf::geometry_t geometry{0, 0, 0, 0};
+    wlr_box old_cursor_rect{0, 0, 0, 0};
     std::shared_ptr<wf::scene::wlr_surface_node_t> main_surface;
     std::shared_ptr<wf::scene::translation_node_t> surface_root_node;
 

src/core/seat/input-method-popup.cpp

@@ -94,6 +94,17 @@ std::string wf::text_input_v3_popup::get_title()
     return "input-method-popup";
 }
 
+void wf::text_input_v3_popup::update_cursor_rect(wlr_box *cursor_rect)
+{
+    if (old_cursor_rect == *cursor_rect)
+    {
+        return;
+    }
+
+    update_geometry();
+    old_cursor_rect = *cursor_rect;
+}
+
 void wf::text_input_v3_popup::update_geometry()
 {
     auto text_input = this->relay->find_focused_text_input_v3();

src/core/seat/input-method-relay.cpp

@@ -412,6 +412,11 @@ wf::text_input::text_input(wf::input_method_relay *rel, wlr_text_input_v3 *in) :
         }
 
         relay->send_im_state(input);
+
+        for (auto popup : relay->popup_surfaces)
+        {
+            popup->update_cursor_rect(&input->current.cursor_rectangle);
+        }
     });
 
     on_text_input_disable.set_callback([&] (void *data)