UI: Make Alt+F4/Ctrl+Q more reliable (#1035)

src/gui/MainWindow.cpp

@@ -1485,6 +1485,19 @@ void MainWindow::OnKeyUp(wxKeyEvent& event)
 		g_window_info.has_screenshot_request = true; // async screenshot request
 }
 
+void MainWindow::OnKeyDown(wxKeyEvent& event)
+{
+	if ((event.AltDown() && event.GetKeyCode() == WXK_F4) || 
+		(event.CmdDown() && event.GetKeyCode() == 'Q'))
+	{
+		Close(true);
+	}
+	else
+	{
+		event.Skip();
+	}
+}
+
 void MainWindow::OnChar(wxKeyEvent& event)
 {
 	if (swkbd_hasKeyboardInputHook())
@@ -1590,6 +1603,7 @@ void MainWindow::CreateCanvas()
 
 	// key events
 	m_render_canvas->Bind(wxEVT_KEY_UP, &MainWindow::OnKeyUp, this);
+	m_render_canvas->Bind(wxEVT_KEY_DOWN, &MainWindow::OnKeyDown, this);
 	m_render_canvas->Bind(wxEVT_CHAR, &MainWindow::OnChar, this);
 
 	m_render_canvas->SetDropTarget(new wxAmiiboDropTarget(this));

src/gui/MainWindow.h

@@ -124,6 +124,7 @@ class MainWindow : public wxFrame, public CafeSystem::SystemImplementation
 	void OnSetWindowTitle(wxCommandEvent& event);
 
 	void OnKeyUp(wxKeyEvent& event);
+	void OnKeyDown(wxKeyEvent& event);
 	void OnChar(wxKeyEvent& event);
 
 	void OnToolsInput(wxCommandEvent& event);