regtools/qeditor: clean-up

Free the backend when closing a tab to release some memory. Implement about
dialogs.

Change-Id: Ic8c500a23d38e6c3dd4de6a4ba862012925968be

1 files changed, 10 insertions, 1 deletions

diff --git a/utils/regtools/qeditor/mainwindow.cpp b/utils/regtools/qeditor/mainwindow.cpp
index a57ecfb..2ba781b 100644
--- a/utils/regtools/qeditor/mainwindow.cpp
+++ b/utils/regtools/qeditor/mainwindow.cpp
@@ -34,11 +34,13 @@ MainWindow::MainWindow(Backend *backend)
     QAction *load_desc_act = new QAction(QIcon::fromTheme("document-open"), tr("&Soc Description"), this);
     QAction *quit_act = new QAction(QIcon::fromTheme("application-exit"), tr("&Quit"), this);
     QAction *about_act = new QAction(QIcon::fromTheme("help-about"), tr("&About"), this);
+    QAction *about_qt_act = new QAction(QIcon::fromTheme("help-about"), tr("About &Qt"), this);
 
     connect(new_regtab_act, SIGNAL(triggered()), this, SLOT(OnNewRegTab()));
     connect(load_desc_act, SIGNAL(triggered()), this, SLOT(OnLoadDesc()));
     connect(quit_act, SIGNAL(triggered()), this, SLOT(OnQuit()));
     connect(about_act, SIGNAL(triggered()), this, SLOT(OnAbout()));
+    connect(about_qt_act, SIGNAL(triggered()), this, SLOT(OnAboutQt()));
 
     QMenu *file_menu = menuBar()->addMenu(tr("&File"));
     QMenu *new_submenu = file_menu->addMenu(QIcon::fromTheme("document-new"), "&New");
@@ -51,6 +53,7 @@ MainWindow::MainWindow(Backend *backend)
 
     QMenu *about_menu = menuBar()->addMenu(tr("&About"));
     about_menu->addAction(about_act);
+    about_menu->addAction(about_qt_act);
 
     m_tab = new MyTabWidget();
 
@@ -73,11 +76,17 @@ void MainWindow::WriteSettings()
 
 void MainWindow::OnQuit()
 {
-    WriteSettings();
+    close();
 }
 
 void MainWindow::OnAbout()
 {
+    QMessageBox::about(this, "About", "Written by Amaury Pouly for Rockbox");
+}
+
+void MainWindow::OnAboutQt()
+{
+    QMessageBox::aboutQt(this);
 }
 
 void MainWindow::closeEvent(QCloseEvent *event)