Fix IME position in the single window mode sub-windows.

scene/gui/line_edit.cpp

@@ -1068,8 +1068,11 @@ void LineEdit::_notification(int p_what) {
 			if (has_focus()) {
 				if (get_viewport()->get_window_id() != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
 					DisplayServer::get_singleton()->window_set_ime_active(true, get_viewport()->get_window_id());
-					Point2 pos = Point2(get_caret_pixel_pos().x, (get_size().y + theme_cache.font->get_height(theme_cache.font_size)) / 2);
-					DisplayServer::get_singleton()->window_set_ime_position(get_global_position() + pos, get_viewport()->get_window_id());
+					Point2 pos = Point2(get_caret_pixel_pos().x, (get_size().y + theme_cache.font->get_height(theme_cache.font_size)) / 2) + get_global_position();
+					if (get_window()->get_embedder()) {
+						pos += get_viewport()->get_popup_base_transform().get_origin();
+					}
+					DisplayServer::get_singleton()->window_set_ime_position(pos, get_viewport()->get_window_id());
 				}
 			}
 		} break;
@@ -1088,8 +1091,11 @@ void LineEdit::_notification(int p_what) {
 
 			if (get_viewport()->get_window_id() != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
 				DisplayServer::get_singleton()->window_set_ime_active(true, get_viewport()->get_window_id());
-				Point2 pos = Point2(get_caret_pixel_pos().x, (get_size().y + theme_cache.font->get_height(theme_cache.font_size)) / 2);
-				DisplayServer::get_singleton()->window_set_ime_position(get_global_position() + pos, get_viewport()->get_window_id());
+				Point2 pos = Point2(get_caret_pixel_pos().x, (get_size().y + theme_cache.font->get_height(theme_cache.font_size)) / 2) + get_global_position();
+				if (get_window()->get_embedder()) {
+					pos += get_viewport()->get_popup_base_transform().get_origin();
+				}
+				DisplayServer::get_singleton()->window_set_ime_position(pos, get_viewport()->get_window_id());
 			}
 
 			show_virtual_keyboard();

scene/gui/text_edit.cpp

@@ -1480,7 +1480,11 @@ void TextEdit::_notification(int p_what) {
 			if (has_focus()) {
 				if (get_viewport()->get_window_id() != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
 					DisplayServer::get_singleton()->window_set_ime_active(true, get_viewport()->get_window_id());
-					DisplayServer::get_singleton()->window_set_ime_position(get_global_position() + get_caret_draw_pos(), get_viewport()->get_window_id());
+					Point2 pos = get_global_position() + get_caret_draw_pos();
+					if (get_window()->get_embedder()) {
+						pos += get_viewport()->get_popup_base_transform().get_origin();
+					}
+					DisplayServer::get_singleton()->window_set_ime_position(pos, get_viewport()->get_window_id());
 				}
 			}
 		} break;
@@ -1494,7 +1498,11 @@ void TextEdit::_notification(int p_what) {
 
 			if (get_viewport()->get_window_id() != DisplayServer::INVALID_WINDOW_ID && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_IME)) {
 				DisplayServer::get_singleton()->window_set_ime_active(true, get_viewport()->get_window_id());
-				DisplayServer::get_singleton()->window_set_ime_position(get_global_position() + get_caret_draw_pos(), get_viewport()->get_window_id());
+				Point2 pos = get_global_position() + get_caret_draw_pos();
+				if (get_window()->get_embedder()) {
+					pos += get_viewport()->get_popup_base_transform().get_origin();
+				}
+				DisplayServer::get_singleton()->window_set_ime_position(pos, get_viewport()->get_window_id());
 			}
 
 			if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_VIRTUAL_KEYBOARD) && virtual_keyboard_enabled) {