C++ (Cpp) QScreen::availableSize示例

示例#1

文件： main.cpp 项目： Slesa/Trinity

int main(int argc, char *argv[])
{
    QApplication app(argc, argv);

    QQmlApplicationEngine engine;

    QQmlContext* context = engine.rootContext();

    QString currPath = QDir::currentPath();
    context->setContextProperty("currentPath", currPath);

    QScreen *screen = QApplication::screens().at(0);
    int width = screen->availableSize().width();
    context->setContextProperty("availableWidth", width);
    int height = screen->availableSize().height();
    context->setContextProperty("availableHeight", height);

    MainController* mainController = new MainController();
    context->setContextProperty("mainController", mainController);

    engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
    return app.exec();
}

示例#2

文件： logindialog.cpp 项目： woegi/HWWS_ANDROID_APP

LoginDialog::LoginDialog(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::LoginDialog)
{
    ui->setupUi(this);

	QScreen *screen = QApplication::screens().at(0);
	//int screenWidth = screen->availableSize().width();
	int screenHeight = screen->availableSize().height();

    QFont defaultHeight;
	defaultHeight.setPointSize(18);

	int ButtonHeight = screenHeight / 20;

    ui->label_User->setText("Benutzername:");
    ui->label_User->setFont(defaultHeight);
    ui->label_password->setText("Passwort:");
    ui->label_password->setFont(defaultHeight);
	ui->label_IP_login->setText("Server Url/IP:");
    ui->label_IP_login->setFont(defaultHeight);

    ui->pushButton_OK->setText("OK");
    ui->pushButton_OK->setMaximumHeight(ButtonHeight);
    ui->pushButton_cancel->setText("Abbrechen");
    ui->pushButton_cancel->setMaximumHeight(ButtonHeight);

	ui->lineEdit_password->setEchoMode(QLineEdit::Password);

    ui->label_headline->setAlignment(Qt::AlignCenter);
    QFont font = ui->label_headline->font();                                        //Set layout of label
    font.setBold(true);
	font.setPointSize(screenHeight / 60);
    ui->label_headline->setFont(font);
    ui->label_headline->setText("HWWS Login");

    QString IP = settingsIP.value("Url", "").toString();
    ui->lineEdit_IP_login->setText(IP);

	QString User = settingsUser.value("name", "").toString();
    ui->lineEdit_user->setText(User);

	QString Password = settingsUser.value("password", "").toString();
    ui->lineEdit_password->setText(Password);
}