fix: Title bar disappear when open without args.

适配紧凑模式引入问题，无参数打开相册标题栏消失。
调整初始化设置标题栏方式。

Log: Title bar disappear when open without args.
Influence: TitleBar

src/album/main.cpp

@@ -162,14 +162,13 @@ int main(int argc, char *argv[])
     };
     Eventlogutils::GetInstance()->writeLogs(objStartEvent);
     MainWindow w;
-    bool titleVisible = w.titlebar()->isVisible();
     dApp->setMainWindow(&w);
     w.show();
     dAppNew->setMainWindow(&w);
     Dtk::Widget::moveToCenter(&w);
 
-    // show()会重置标题栏显示状态
-    w.titlebar()->setVisible(titleVisible);
+    // show()会重置标题栏显示状态，根据缓存状态重新设置标题栏是否可见
+    w.titlebar()->setVisible(w.isTitleBarVisible());
 
 //#if (DTK_VERSION >= DTK_VERSION_CHECK(5, 5, 0, 0))
 //    dAppNew->ignoreVirtualKeyboard(&w); //禁止虚拟键盘顶起主界面标题栏（DTK5.5有效）

src/album/mainwindow.cpp

@@ -2129,6 +2129,14 @@ void MainWindow::startMonitor(const QList<QStringList> &paths, const QStringList
     }
 }
 
+/**
+   @return 返回当前标题栏是否可见
+ */
+bool MainWindow::isTitleBarVisible() const
+{
+    return m_bTitleBarVisible;
+}
+
 void MainWindow::wheelEvent(QWheelEvent *event)
 {
     if (DApplication::keyboardModifiers() == Qt::ControlModifier) {
@@ -2143,6 +2151,8 @@ void MainWindow::wheelEvent(QWheelEvent *event)
 
 void MainWindow::setTitleBarHideden(bool hide)
 {
+    m_bTitleBarVisible = !hide;
+
     if (hide) {
         titlebar()->setVisible(false);
         setTitlebarShadowEnabled(false);

src/album/mainwindow.h

@@ -97,6 +97,9 @@ class MainWindow : public DMainWindow, public ImageEngineImportObject
     QJsonObject createShorcutJson();
     //开始监控
     void startMonitor(const QList<QStringList> &paths, const QStringList &albumNames, const QList<int> &UIDs);
+
+    bool isTitleBarVisible() const;
+
 private:
     void thumbnailZoomIn();
     void thumbnailZoomOut();
@@ -259,6 +262,8 @@ public slots:
     QShortcut *m_ReCtrlUp = nullptr;
     QShortcut *m_CtrlDown = nullptr;
 
+    bool m_bTitleBarVisible = true;      // 标题栏是否可见标识
+
     MainWindow(const MainWindow &) = delete;
     MainWindow operator=(const MainWindow &) = delete;