Update Qt Quick example.
Fixes: #11 Signed-off-by: Yuhang Zhao <2546789017@qq.com>
This commit is contained in:
Yuhang Zhao
parent
2df22bdb64
commit
9a70ebaaa1
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@ -4,37 +4,14 @@
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#include <QLabel>
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#include <QPushButton>
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#ifdef QT_QUICK_LIB
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#include <QQmlContext>
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#include <QQuickItem>
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#include <QQuickView>
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#include <QQmlApplicationEngine>
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#include <QWindow>
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#endif
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#include <QVBoxLayout>
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#include <QWidget>
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static const int m_defaultButtonWidth = 45;
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#ifdef QT_QUICK_LIB
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class MyQuickView : public QQuickView {
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Q_OBJECT
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Q_DISABLE_COPY_MOVE(MyQuickView)
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public:
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explicit MyQuickView(QWindow *parent = nullptr) : QQuickView(parent) {
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setResizeMode(QQuickView::ResizeMode::SizeRootObjectToView);
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}
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~MyQuickView() override = default;
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protected:
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void resizeEvent(QResizeEvent *event) override {
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QQuickView::resizeEvent(event);
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Q_EMIT windowSizeChanged(event->size());
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}
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Q_SIGNALS:
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void windowSizeChanged(const QSize &);
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};
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#endif
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int main(int argc, char *argv[]) {
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// High DPI scaling is enabled by default from Qt 6
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#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
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@ -119,46 +96,37 @@ int main(int argc, char *argv[]) {
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#ifdef QT_QUICK_LIB
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// Qt Quick example:
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MyQuickView view;
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const auto hWnd_qml = reinterpret_cast<HWND>(view.winId());
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const int tbh_qml = WinNativeEventFilter::getSystemMetric(
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hWnd_qml, WinNativeEventFilter::SystemMetric::TitleBarHeight, false);
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view.rootContext()->setContextProperty(QString::fromUtf8("$TitleBarHeight"),
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tbh_qml);
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view.setSource(QUrl(QString::fromUtf8("qrc:///qml/main.qml")));
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QQmlApplicationEngine engine;
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const QUrl url(QString::fromUtf8("qrc:///qml/main.qml"));
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QObject::connect(
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&view, &MyQuickView::windowSizeChanged, [hWnd_qml](const QSize &size) {
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const auto data_qml = WinNativeEventFilter::windowData(hWnd_qml);
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if (data_qml) {
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const int tbh_qml = WinNativeEventFilter::getSystemMetric(
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hWnd_qml,
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WinNativeEventFilter::SystemMetric::TitleBarHeight, false);
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data_qml->draggableAreas = {
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{0, 0, (size.width() - (m_defaultButtonWidth * 3)),
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tbh_qml}};
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&engine, &QQmlApplicationEngine::objectCreated, &application,
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[&url](QObject *obj, const QUrl &objUrl) {
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if (!obj && (url == objUrl)) {
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QCoreApplication::exit(-1);
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}
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},
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Qt::QueuedConnection);
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engine.load(url);
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const auto window = qobject_cast<QWindow *>(engine.rootObjects().at(0));
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Q_ASSERT(window);
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const auto hWnd_qml = reinterpret_cast<HWND>(window->winId());
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WinNativeEventFilter::addFramelessWindow(hWnd_qml, nullptr, true);
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QObject::connect(
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window, &QWindow::widthChanged, [window, hWnd_qml](const int arg) {
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if (arg >= window->minimumWidth()) {
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const auto data = WinNativeEventFilter::windowData(hWnd_qml);
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if (data) {
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const int tbh_qml = WinNativeEventFilter::getSystemMetric(
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hWnd_qml,
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WinNativeEventFilter::SystemMetric::TitleBarHeight,
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false);
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data->draggableAreas = {
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{0, 0, (window->width() - (m_defaultButtonWidth * 3)),
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tbh_qml}};
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}
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}
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});
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const QQuickItem *const rootObject = view.rootObject();
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Q_ASSERT(rootObject);
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// We can't use the Qt5 syntax here because we can't get the function
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// pointers of the signals written in QML.
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QObject::connect(rootObject, SIGNAL(minimizeButtonClicked()), &view,
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SLOT(showMinimized()));
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QObject::connect(rootObject, SIGNAL(maximizeButtonClicked()), &view,
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SLOT(showMaximized()));
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QObject::connect(rootObject, SIGNAL(restoreButtonClicked()), &view,
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SLOT(showNormal()));
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QObject::connect(rootObject, SIGNAL(closeButtonClicked()), &view,
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SLOT(close()));
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WinNativeEventFilter::addFramelessWindow(hWnd_qml);
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view.resize(800, 600);
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WinNativeEventFilter::moveWindowToDesktopCenter(hWnd_qml);
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view.show();
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#endif
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return QApplication::exec();
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}
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#ifdef QT_QUICK_LIB
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#include "main_windows.moc"
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#endif
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@ -1,16 +1,16 @@
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import QtQuick 2.15
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import QtQuick.Window 2.15
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Item {
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Window {
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id: root
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signal minimizeButtonClicked
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signal maximizeButtonClicked
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signal restoreButtonClicked
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signal closeButtonClicked
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visible: true
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width: 800
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height: 600
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title: qsTr("Hello, World!")
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Rectangle {
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id: titleBar
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height: $TitleBarHeight
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height: 30
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color: "white"
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anchors.top: parent.top
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anchors.left: parent.left
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@ -18,9 +18,9 @@ Item {
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Text {
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id: titleBarText
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text: qsTr("Hello, World!")
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text: root.title
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font.family: "Noto Sans CJK SC"
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font.pointSize: 15
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font.pointSize: 13
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color: "black"
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anchors.left: parent.left
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anchors.leftMargin: 15
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@ -32,23 +32,22 @@ Item {
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anchors.right: parent.right
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MinimizeButton {
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onClicked: root.minimizeButtonClicked()
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onClicked: root.showMinimized()
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}
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MaximizeButton {
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maximized: root.visibility === 4
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onClicked: {
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if (maximized) {
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root.restoreButtonClicked()
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maximized = false
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root.showNormal()
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} else {
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root.maximizeButtonClicked()
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maximized = true
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root.showMaximized()
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}
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}
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}
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CloseButton {
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onClicked: root.closeButtonClicked()
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onClicked: root.close()
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}
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}
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}
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