From cd352b186c2881af9342cf76693500ce3a48be8a Mon Sep 17 00:00:00 2001
From: XieLong <xielongmaster@gmail.com>
Date: 周日, 15 9月 2024 12:32:05 +0800
Subject: [PATCH] Optimize mainwindow Example code, ensure that only one style is selected at a time. (#137)
---
examples/mainwindow/mainwindow.cpp | 215 ++++++++++++++++++++++++++++++++++++++++++++---------
1 files changed, 176 insertions(+), 39 deletions(-)
diff --git a/examples/mainwindow/mainwindow.cpp b/examples/mainwindow/mainwindow.cpp
index c3c133b..14227ea 100644
--- a/examples/mainwindow/mainwindow.cpp
+++ b/examples/mainwindow/mainwindow.cpp
@@ -1,12 +1,25 @@
+// Copyright (C) 2023-2024 Stdware Collections (https://www.github.com/stdware)
+// Copyright (C) 2021-2023 wangwenx190 (Yuhang Zhao)
+// SPDX-License-Identifier: Apache-2.0
+
#include "mainwindow.h"
#include <QtCore/QDebug>
#include <QtCore/QFile>
#include <QtCore/QTime>
#include <QtCore/QTimer>
+#include <QtGui/QPainter>
+#include <QtGui/QWindow>
#include <QtWidgets/QApplication>
#include <QtWidgets/QStyle>
#include <QtWidgets/QPushButton>
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+# include <QtGui/QActionGroup>
+#else
+# include <QtWidgets/QActionGroup>
+#endif
+
+// #include <QtWebEngineWidgets/QWebEngineView>
#include <QWKWidgets/widgetwindowagent.h>
@@ -31,18 +44,24 @@
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) {
installWindowAgent();
+#if 1
auto clockWidget = new ClockWidget();
clockWidget->setObjectName(QStringLiteral("clock-widget"));
clockWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
setCentralWidget(clockWidget);
+#else
+ auto webView = new QWebEngineView();
+ webView->load(QUrl("https://www.baidu.com"));
+ setCentralWidget(webView);
+#endif
- if (QFile qss(QStringLiteral(":/dark-style.qss"));
- qss.open(QIODevice::ReadOnly | QIODevice::Text)) {
- setStyleSheet(QString::fromUtf8(qss.readAll()));
- }
+ loadStyleSheet(Dark);
setWindowTitle(tr("Example MainWindow"));
resize(800, 600);
+
+ // setFixedHeight(600);
+ // windowAgent->centralize();
}
static inline void emulateLeaveEvent(QWidget *widget) {
@@ -87,15 +106,19 @@
switch (event->type()) {
case QEvent::WindowActivate: {
auto menu = menuWidget();
- menu->setProperty("bar-active", true);
- style()->polish(menu);
+ if (menu) {
+ menu->setProperty("bar-active", true);
+ style()->polish(menu);
+ }
break;
}
case QEvent::WindowDeactivate: {
auto menu = menuWidget();
- menu->setProperty("bar-active", false);
- style()->polish(menu);
+ if (menu) {
+ menu->setProperty("bar-active", false);
+ style()->polish(menu);
+ }
break;
}
@@ -105,27 +128,139 @@
return QMainWindow::event(event);
}
+
+void MainWindow::closeEvent(QCloseEvent *event) {
+ // if (!(qApp->keyboardModifiers() & Qt::ControlModifier)) {
+ // QTimer::singleShot(1000, this, &QWidget::show);
+ // }
+ event->accept();
+}
+
void MainWindow::installWindowAgent() {
// 1. Setup window agent
-
- // Equivalent to:
- // auto agent = new QWK::WidgetWindowAgent(w);
- // agent->setup(w);
- QWK::WidgetWindowAgent *agent = QWK::setupWidgetWindow(this);
+ windowAgent = new QWK::WidgetWindowAgent(this);
+ windowAgent->setup(this);
// 2. Construct your title bar
- auto menuBar = []() {
- auto menuBar = new QMenuBar();
+ auto menuBar = [this]() {
+ auto menuBar = new QMenuBar(this);
+
+ // Virtual menu
auto file = new QMenu(tr("File(&F)"), menuBar);
file->addAction(new QAction(tr("New(&N)"), menuBar));
file->addAction(new QAction(tr("Open(&O)"), menuBar));
+ file->addSeparator();
auto edit = new QMenu(tr("Edit(&E)"), menuBar);
edit->addAction(new QAction(tr("Undo(&U)"), menuBar));
edit->addAction(new QAction(tr("Redo(&R)"), menuBar));
+ // Theme action
+ auto darkAction = new QAction(tr("Enable dark theme"), menuBar);
+ darkAction->setCheckable(true);
+ connect(darkAction, &QAction::triggered, this, [this](bool checked) {
+ loadStyleSheet(checked ? Dark : Light); //
+ });
+ connect(this, &MainWindow::themeChanged, darkAction, [this, darkAction]() {
+ darkAction->setChecked(currentTheme == Dark); //
+ });
+
+#ifdef Q_OS_WIN
+ auto dwmBlurAction = new QAction(tr("Enable DWM blur"), menuBar);
+ dwmBlurAction->setData(QStringLiteral("dwm-blur"));
+ dwmBlurAction->setCheckable(true);
+
+ auto acrylicAction = new QAction(tr("Enable acrylic material"), menuBar);
+ acrylicAction->setData(QStringLiteral("acrylic-material"));
+ acrylicAction->setCheckable(true);
+
+ auto micaAction = new QAction(tr("Enable mica"), menuBar);
+ micaAction->setData(QStringLiteral("mica"));
+ micaAction->setCheckable(true);
+
+ auto micaAltAction = new QAction(tr("Enable mica alt"), menuBar);
+ micaAltAction->setData(QStringLiteral("mica-alt"));
+ micaAltAction->setCheckable(true);
+
+ auto winStyleGroup = new QActionGroup(menuBar);
+ // At most one action can be checked at any one time. The actions can also be all unchecked.
+ winStyleGroup->setExclusionPolicy(QActionGroup::ExclusionPolicy::ExclusiveOptional);
+ winStyleGroup->addAction(dwmBlurAction);
+ winStyleGroup->addAction(acrylicAction);
+ winStyleGroup->addAction(micaAction);
+ winStyleGroup->addAction(micaAltAction);
+ connect(winStyleGroup, &QActionGroup::triggered, this, [this, winStyleGroup](QAction *action) {
+ // Unset all custom style attributes first, otherwise the style will not display correctly
+ for (auto _act : winStyleGroup->actions()) {
+ windowAgent->setWindowAttribute(_act->data().toString(), false);
+ }
+ windowAgent->setWindowAttribute(action->data().toString(), action->isChecked());
+ setProperty("custom-style", action->isChecked());
+ style()->polish(this);
+ });
+
+#elif defined(Q_OS_MAC)
+ auto darkBlurAction = new QAction(tr("Dark blur"), menuBar);
+ darkBlurAction->setCheckable(true);
+ connect(darkBlurAction, &QAction::toggled, this, [this](bool checked) {
+ if (!windowAgent->setWindowAttribute(QStringLiteral("blur-effect"), "dark")) {
+ return;
+ }
+ if (checked) {
+ setProperty("custom-style", true);
+ style()->polish(this);
+ }
+ });
+
+ auto lightBlurAction = new QAction(tr("Light blur"), menuBar);
+ lightBlurAction->setCheckable(true);
+ connect(lightBlurAction, &QAction::toggled, this, [this](bool checked) {
+ if (!windowAgent->setWindowAttribute(QStringLiteral("blur-effect"), "light")) {
+ return;
+ }
+ if (checked) {
+ setProperty("custom-style", true);
+ style()->polish(this);
+ }
+ });
+
+ auto noBlurAction = new QAction(tr("No blur"), menuBar);
+ noBlurAction->setCheckable(true);
+ connect(noBlurAction, &QAction::toggled, this, [this](bool checked) {
+ if (!windowAgent->setWindowAttribute(QStringLiteral("blur-effect"), "none")) {
+ return;
+ }
+ if (checked) {
+ setProperty("custom-style", false);
+ style()->polish(this);
+ }
+ });
+
+ auto macStyleGroup = new QActionGroup(menuBar);
+ macStyleGroup->addAction(darkBlurAction);
+ macStyleGroup->addAction(lightBlurAction);
+ macStyleGroup->addAction(noBlurAction);
+#endif
+
+ // Real menu
+ auto settings = new QMenu(tr("Settings(&S)"), menuBar);
+ settings->addAction(darkAction);
+
+#ifdef Q_OS_WIN
+ settings->addSeparator();
+ settings->addAction(dwmBlurAction);
+ settings->addAction(acrylicAction);
+ settings->addAction(micaAction);
+ settings->addAction(micaAltAction);
+#elif defined(Q_OS_MAC)
+ settings->addAction(darkBlurAction);
+ settings->addAction(lightBlurAction);
+ settings->addAction(noBlurAction);
+#endif
+
menuBar->addMenu(file);
menuBar->addMenu(edit);
+ menuBar->addMenu(settings);
return menuBar;
}();
menuBar->setObjectName(QStringLiteral("win-menu-bar"));
@@ -167,35 +302,24 @@
windowBar->setTitleLabel(titleLabel);
windowBar->setHostWidget(this);
- agent->setTitleBar(windowBar);
+ windowAgent->setTitleBar(windowBar);
#ifndef Q_OS_MAC
- agent->setSystemButton(QWK::WindowAgentBase::WindowIcon, iconButton);
- agent->setSystemButton(QWK::WindowAgentBase::Minimize, minButton);
- agent->setSystemButton(QWK::WindowAgentBase::Maximize, maxButton);
- agent->setSystemButton(QWK::WindowAgentBase::Close, closeButton);
+ windowAgent->setSystemButton(QWK::WindowAgentBase::WindowIcon, iconButton);
+ windowAgent->setSystemButton(QWK::WindowAgentBase::Minimize, minButton);
+ windowAgent->setSystemButton(QWK::WindowAgentBase::Maximize, maxButton);
+ windowAgent->setSystemButton(QWK::WindowAgentBase::Close, closeButton);
#endif
- agent->setHitTestVisible(menuBar, true);
+ windowAgent->setHitTestVisible(menuBar, true);
+
+#ifdef Q_OS_MAC
+ windowAgent->setSystemButtonAreaCallback([](const QSize &size) {
+ static constexpr const int width = 75;
+ return QRect(QPoint(size.width() - width, 0), QSize(width, size.height())); //
+ });
+#endif
setMenuWidget(windowBar);
- // 3. Adds simulated mouse events to the title bar buttons
-#ifdef Q_OS_WINDOWS
- // Emulate Window system menu button behaviors
- connect(iconButton, &QAbstractButton::clicked, agent, [iconButton, agent] {
- iconButton->setProperty("double-click-close", false);
-
- // Pick a suitable time threshold
- QTimer::singleShot(75, agent, [iconButton, agent]() {
- if (iconButton->property("double-click-close").toBool())
- return;
- agent->showSystemMenu(iconButton->mapToGlobal(QPoint{0, iconButton->height()}));
- });
- });
- connect(iconButton, &QWK::WindowButton::doubleClicked, this, [iconButton, this]() {
- iconButton->setProperty("double-click-close", true);
- close();
- });
-#endif
#ifndef Q_OS_MAC
connect(windowBar, &QWK::WindowBar::minimizeRequested, this, &QWidget::showMinimized);
@@ -214,3 +338,16 @@
connect(windowBar, &QWK::WindowBar::closeRequested, this, &QWidget::close);
#endif
}
+
+void MainWindow::loadStyleSheet(Theme theme) {
+ if (!styleSheet().isEmpty() && theme == currentTheme)
+ return;
+ currentTheme = theme;
+
+ if (QFile qss(theme == Dark ? QStringLiteral(":/dark-style.qss")
+ : QStringLiteral(":/light-style.qss"));
+ qss.open(QIODevice::ReadOnly | QIODevice::Text)) {
+ setStyleSheet(QString::fromUtf8(qss.readAll()));
+ Q_EMIT themeChanged();
+ }
+}
--
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