C++ (Cpp) LauncherWindow::Lockの例

コード例 #1

bool LauncherApp::QuitRequested()
{
    for (int i = 0; BWindow* window = WindowAt(i); i++) {
        LauncherWindow* webWindow = dynamic_cast<LauncherWindow*>(window);
        if (!webWindow)
        	continue;
        if (!webWindow->Lock())
        	continue;
        if (webWindow->QuitRequested()) {
        	m_lastWindowFrame = webWindow->Frame();
        	webWindow->Quit();
        	i--;
        } else {
        	webWindow->Unlock();
        	return false;
        }
    }

	BFile settingsFile;
	if (openSettingsFile(settingsFile, B_CREATE_FILE | B_ERASE_FILE | B_WRITE_ONLY)) {
		BMessage settingsArchive;
		settingsArchive.AddRect("window frame", m_lastWindowFrame);
		settingsArchive.Flatten(&settingsFile);
	}

    return true;
}