fix: [pin_screenshots] fix typo and handle window flags for save dialog

- Fix typo: '锁房比例' -> '缩放比例' in comment
- Properly handle Qt::BypassWindowManagerHint when showing file save dialog
- Remove BypassWindowManagerHint before showing dialog and restore after

Closes: https://pms.uniontech.com/bug-view-336643.html

Author: add-uos

src/pin_screenshots/mainwindow.cpp

@@ -1,5 +1,5 @@
-// Copyright (C) 2019 ~ 2019 Deepin Technology Co., Ltd.
-// SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.
+// Copyright (C) 2019 ~ 2026 Deepin Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2022 - 2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -53,7 +53,7 @@ void MainWindow::initMainWindow()
     setMouseTracking(true);
     isLeftPressDown = false;
     dir = UP;
-    //获取屏幕的锁房比例
+    //获取屏幕的缩放比例
     m_pixelRatio = qApp->primaryScreen()->devicePixelRatio();
 
     m_menuController = new MenuController();
@@ -168,6 +168,9 @@ void MainWindow::saveImg()
     } else if (m_saveInfo.first == SubToolWidget::FOLDER_CHANGE) {
         m_toolBar->setHiden();
         qDebug() << "保存到指定位置";
+        Qt::WindowFlags flags = windowFlags();
+        setWindowFlags(flags & ~Qt::BypassWindowManagerHint);
+        show();
         QString saveFileName;
         QString imgName = Settings::instance()->getSavePath();
         if (!imgName.isEmpty()) {
@@ -186,6 +189,8 @@ void MainWindow::saveImg()
             saveFileName = QFileDialog::getSaveFileName(this, tr("Save"),  imgName,
                                                         tr("BMP (*.bmp);;JPEG (*.jpg *.jpeg);;PNG (*.png)"));
         }
+        setWindowFlags(flags);
+        show();
         if (saveFileName.isEmpty()) {
             qWarning() << "指定路径为空！";
             onExit();