Allow moving windows by their SSDs (no resizing)

Author: serebit

src/input/cursor.cpp

@@ -194,8 +194,15 @@ static void cursor_button_notify(wl_listener* listener, void* data) {
 			cursor.reset_mode();
 		}
 	} else if (magpie_surface != nullptr && magpie_surface->is_view()) {
+		auto view = std::dynamic_pointer_cast<View>(magpie_surface);
+
 		/* Focus that client if the button was _pressed_ */
 		server.focus_view(std::dynamic_pointer_cast<View>(magpie_surface));
+
+
+		if (server.ssd_at(cursor.wlr.x, cursor.wlr.y)) {
+			view->begin_interactive(MAGPIE_CURSOR_MOVE, 0);
+		}
 	} else {
 		server.focus_view(nullptr);
 	}

src/surface/view.cpp

@@ -108,9 +108,9 @@ void View::begin_interactive(const CursorMode mode, const uint32_t edges) {
 	Server& server = get_server();
 
 	Cursor& cursor = server.seat->cursor;
-	wlr_surface* focused_surface = server.seat->wlr->pointer_state.focused_surface;
+	auto focused_view = server.focused_view.lock();
 
-	if (focused_surface == nullptr || get_wlr_surface() != wlr_surface_get_root_surface(focused_surface)) {
+	if (focused_view == nullptr || get_wlr_surface() != wlr_surface_get_root_surface(focused_view->get_wlr_surface())) {
 		/* Deny move/resize requests from unfocused clients. */
 		return;
 	}