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// SPDX-FileCopyrightText: 2020 - 2022 UnionTech Software Technology Co., Ltd.
//
// SPDX-License-Identifier: LGPL-3.0-or-later
#include "menuexample.h"
#include <QMenu>
#include <QLabel>
#include <QPainter>
#include <QVBoxLayout>
#include <QPainterPath>
#include <QPropertyAnimation>
DWIDGET_USE_NAMESPACE
MenuExampleWindow::MenuExampleWindow(QWidget *parent)
: PageWindowInterface(parent)
{
addExampleWindow(new DMenuExample(this));
}
DMenuExample::DMenuExample(QWidget *parent)
: ExampleWindowInterface(parent)
{
animation = new QPropertyAnimation(this, "aColor", this);
restoreAnimation();
connect(animation, &QPropertyAnimation::finished, this, [=]() {
animation->setStartValue(animation->endValue());
QColor startColor = animation->startValue().value<QColor>();
animation->setEndValue(QColor(startColor.red(), startColor.green(), startColor.blue(), (255 - startColor.alpha())));
animation->start();
});
QVBoxLayout *layout = new QVBoxLayout(this);
QWidget *menuWidget = new QWidget(this);
QWidget *menuPicWidget = new QWidget(this);
QWidget *menuTopWidget = new QWidget(menuWidget);
QHBoxLayout *menuTopLayout = new QHBoxLayout(menuTopWidget);
QVBoxLayout *menuLayout = new QVBoxLayout(menuWidget);
QHBoxLayout *picLayout = new QHBoxLayout(menuPicWidget);
QLabel *label = new QLabel(menuPicWidget);
QLabel *topLeftMenuLabel = new QLabel(menuTopWidget);
QLabel *topMidMenuLabel = new QLabel(menuTopWidget);
QLabel *topRightMenuLabel = new QLabel(menuTopWidget);
QLabel *topBottomMenuLabel = new QLabel(menuTopWidget);
topLeftMenuLabel->setFixedSize(182, 400);
topLeftMenuLabel->setPixmap(QPixmap(":/images/example/DMenuPicture_1.png"));
topLeftMenuLabel->setScaledContents(true);
topMidMenuLabel->setFixedSize(182, 391);
topMidMenuLabel->setPixmap(QPixmap(":/images/example/DMenuPicture_2.png"));
topMidMenuLabel->setScaledContents(true);
topRightMenuLabel->setFixedSize(162, 211);
topRightMenuLabel->setPixmap(QPixmap(":/images/example/DMenuPicture_3.png"));
topRightMenuLabel->setScaledContents(true);
topBottomMenuLabel->setFixedSize(350, 113);
topBottomMenuLabel->setPixmap(QPixmap(":/images/example/DMenuPicture_4.png"));
topBottomMenuLabel->setScaledContents(true);
pixmap = QPixmap(":/images/example/DMenu.png").scaled(550, 373, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
label->setFixedSize(550, 373);
label->setPixmap(pixmap);
label->setScaledContents(true);
label->setObjectName("menuPicLabel");
label->installEventFilter(this);
leftMenu = new QMenu(menuTopWidget);
picLayout->setContentsMargins(0, 0, 0, 0);
picLayout->setSpacing(0);
picLayout->addWidget(label);
connect(leftMenu, &QMenu::aboutToShow, [=]() {
animation->stop();
restoreAnimation();
acolor = QColor(15, 207, 255, 0);
paintRegion();
});
connect(leftMenu, &QMenu::aboutToHide, [=]() {
if (label->underMouse()) {
restoreAnimation();
animation->start();
} else {
restoreAnimation();
paintRegion();
}
});
QMenu *leftDocumentMenu = new QMenu("新建文档");
leftDocumentMenu->addAction("办公文档");
leftDocumentMenu->addAction("电子表格");
leftDocumentMenu->addAction("演示文档");
leftDocumentMenu->addAction("文本文档");
QMenu *leftSortMenu = new QMenu("排序方式");
leftSortMenu->addAction("名称");
leftSortMenu->addAction("修改时间");
leftSortMenu->addAction("大小");
leftSortMenu->addAction("类型");
QMenu *leftShowMenu = new QMenu("显示方式");
leftShowMenu->addAction("图标");
leftShowMenu->addAction("列表");
leftShowMenu->addAction("分栏");
leftMenu->addAction("新建文件夹");
leftMenu->addMenu(leftDocumentMenu);
leftMenu->addMenu(leftShowMenu);
leftMenu->addMenu(leftSortMenu);
leftMenu->addAction("以管理员身份打开");
leftMenu->addAction("在终端中打开");
leftMenu->addSeparator();
leftMenu->addAction("粘贴");
leftMenu->addAction("全选");
leftMenu->addSeparator();
leftMenu->addAction("属性");
menuTopLayout->setSpacing(10);
menuTopLayout->setContentsMargins(0, 0, 0, 0);
menuTopLayout->addWidget(topLeftMenuLabel, 0, Qt::AlignBottom);
menuTopLayout->addWidget(topMidMenuLabel, 0, Qt::AlignBottom);
menuTopLayout->addWidget(topRightMenuLabel, 0, Qt::AlignBottom);
menuLayout->setSpacing(30);
menuLayout->setContentsMargins(0, 0, 0, 0);
menuLayout->addWidget(menuTopWidget);
menuLayout->addWidget(topBottomMenuLabel, 0, Qt::AlignCenter);
layout->setContentsMargins(10, 0, 10, 0);
layout->addSpacing(30);
layout->addWidget(menuWidget);
layout->addSpacing(70);
layout->addWidget(menuPicWidget);
layout->addSpacing(30);
}
QString DMenuExample::getTitleName() const
{
return "DMenu";
}
QString DMenuExample::getDescriptionInfo() const
{
return QString("DTK上经常用到的控件，主要出现在右\n"
"键，DCombobox弹出，主菜单，搜索\n"
"框的补全等一些地方。带尖角的菜单有\n"
"明确的指向，告诉用户这个菜单对应的\n"
"是哪个地方的。");
}
int DMenuExample::getFixedHeight() const
{
return 1089;
}
QColor DMenuExample::getAColor()
{
return acolor;
}
void DMenuExample::setAColor(const QColor &color)
{
acolor = color;
paintRegion();
}
bool DMenuExample::eventFilter(QObject *watched, QEvent *event)
{
if (watched == this->findChild<QLabel *>("menuPicLabel")) {
if (event->type() == QEvent::Enter) {
animation->start();
} else if (event->type() == QEvent::Leave && !leftMenu->isVisible()) {
animation->stop();
restoreAnimation();
paintRegion();
} else if (event->type() == QEvent::MouseButtonRelease) {
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
QLabel *menuPicLabel = this->findChild<QLabel *>("menuPicLabel");
if (mouseEvent->button() & Qt::RightButton) {
QPoint mousePos = menuPicLabel->mapTo(menuPicLabel, mouseEvent->pos());
QRegion region;
region = region.united(QRect(278, 136, 259, 100));
region = region.united(QRect(76, 236, 461, 109));
if (region.contains(mousePos)) {
leftMenu->popup(menuPicLabel->mapToGlobal(mouseEvent->pos()));
}
}
}
}
return false;
}
void DMenuExample::paintRegion()
{
QLabel *menuPicLabel = this->findChild<QLabel *>("menuPicLabel");
QPixmap tPixmap = this->pixmap;
QPainter p(&tPixmap);
QPainterPath path;
path.moveTo(QPoint(76, 236));
path.lineTo(QPoint(278, 236));
path.lineTo(QPoint(278, 136));
path.lineTo(QPoint(537, 136));
path.lineTo(QPoint(537, 345));
path.lineTo(QPoint(76, 345));
path.lineTo(QPoint(76, 236));
p.setPen(this->acolor);
p.setBrush(Qt::NoBrush);
p.drawPath(path);
p.drawText(QPoint(370, 218), "右键点击空白区域");
menuPicLabel->setPixmap(tPixmap);
}
void DMenuExample::restoreAnimation()
{
acolor = QColor(15, 207, 255, 255);
animation->setStartValue(QVariant::fromValue<QColor>(QColor(15, 207, 255, 255)));
animation->setEndValue(QVariant::fromValue<QColor>(QColor(15, 207, 255, 0)));
animation->setDuration(1000);
}
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