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FireDog/FireDogEditor/Qss/Qss.cpp
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/**
* @file: QssTtitleBar.h
* @details: css控件定制源文件，包括所有UI控件及自定义标题栏的主窗口，对话框及消息框
* @author: chenwen(chenwen1126@tom.com)
* @datetime: 2017-7-25
* @history: v1.0 first edition(Qt4.7)
*/
#include "Qss.h"
#include <QPushButton>
#include <QLabel>
#include <QBoxLayout>
#include <QStyleOption>
#include <QPainter>
#include <QMouseEvent>
#include <QApplication>
#include <QDesktopWidget>
#include <QtMath>
#include <QPropertyAnimation>
#include <QParallelAnimationGroup>
#include <QDebug>
#include <QFile>
#define QSSDIALOG_SHADOW_WIDTH 12 //注意与QFrame#dialog,QFrame#messagebox 的padding属性值相等
#define QSSDIALOG_BODER_WIDTH 0
QssTtitleBar::QssTtitleBar(QWidget *parent , QTitleBar_Type type/* = QTitleBar_Type_Window*/)
: QWidget(parent),m_maxOrRestore(false),m_pressed(false),m_type(type)
{
setObjectName("titlebar");
m_closeBtn = new QPushButton(this);//关闭按钮
m_closeBtn->setObjectName("titlebarclosebtn");//设置控件名称，方便css指定样式
m_closeBtn->setToolTip(QString::fromLocal8Bit("关闭"));
m_closeBtn->setVisible(m_type & QTitleBar_Button_Close);
m_minBtn = new QPushButton(this);//最小化按钮
m_minBtn->setObjectName("titlebarminbtn");//设置控件名称，方便css指定样式
m_minBtn->setToolTip(QString::fromLocal8Bit("最小化"));
m_minBtn->setVisible(m_type & QTitleBar_Button_Min);
m_restoreBtn = new QPushButton(this);//最大化按钮，在最大化时隐藏
m_restoreBtn->setObjectName("titlebarrestorebtn");//设置控件名称，方便css指定样式
m_restoreBtn->setToolTip(QString::fromLocal8Bit("还原"));
m_restoreBtn->setVisible(m_type & QTitleBar_Button_Restore);
m_maxBtn = new QPushButton(this);//恢复按钮，在normal时隐藏
m_maxBtn->setObjectName("titlebarmaxbtn");//设置控件名称，方便css指定样式
m_maxBtn->setToolTip(QString::fromLocal8Bit("最大化"));
m_maxBtn->setVisible(m_type & QTitleBar_Button_Max);
m_iconBtn = new QPushButton(this);//标题栏图标
m_iconBtn->setObjectName("titlebaricon");//设置控件名称，方便css指定样式
m_titlebarTitle = new QLabel(this);//标题栏标题
m_titlebarTitle->setObjectName("titlebartitle");//设置控件名称，方便css指定样式
/** 将上面的元素加入一个水平布局 */
QHBoxLayout* hBox = new QHBoxLayout(this);
hBox->setMargin(0);
hBox->addWidget(m_iconBtn);
hBox->addWidget(m_titlebarTitle);
hBox->addStretch(1);//水平占位
hBox->addWidget(m_minBtn);
hBox->addWidget(m_restoreBtn);
m_restoreBtn->setVisible(m_maxOrRestore);//默认隐藏
hBox->addWidget(m_maxBtn);
hBox->addWidget(m_closeBtn);
hBox->setSpacing(0);
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);//设置标题栏尺寸策略，水平为扩展，垂直为固定
connect(m_closeBtn, SIGNAL(clicked()), parent, SLOT(close()));//关闭按钮单击时，父窗口关闭
connect(m_minBtn, SIGNAL(clicked()), parent, SLOT(showMinimized()));
connect(m_maxBtn, SIGNAL(clicked()), this, SLOT(onMaxOrRestore()));//最大化和正常显示
connect(m_restoreBtn, SIGNAL(clicked()), this, SLOT(onMaxOrRestore()));
m_iconBtn->installEventFilter(this);//安装事件过滤，截取m_iconLab上的双击时间，关闭窗口
installEventFilter(this);//安装事件过滤，截取标题栏上的双击事件，最大化和正常显示显示窗口
m_rcValid = QApplication::desktop()->availableGeometry();
}
QssTtitleBar::~QssTtitleBar()
{
//qDebug("=========QTitleBar-0x%x:deleteed!!========", this);
}
void QssTtitleBar::setTitle( QString title )
{
m_titlebarTitle->setText(title);
}
void QssTtitleBar::setIcon( QIcon icon)
{
m_iconBtn->setIcon(icon);
}
void QssTtitleBar::setMaxOrRestore( bool val)
{
m_maxOrRestore = val;//true已最大化
if ((m_type & QTitleBar_Button_Restore) && (m_type & QTitleBar_Button_Max))
{
m_restoreBtn->setVisible(m_maxOrRestore);
m_maxBtn->setVisible(!m_maxOrRestore);
}
}
/** m_maxNormal为true表示窗口已最大化显示 */
void QssTtitleBar::onMaxOrRestore()
{
if (m_type != QTitleBar_Type_MainWindow)
return ;
if (m_maxOrRestore)
{
if (!m_rcNormal.isValid())
{
QSize sizeHint = parentWidget()->sizeHint();
if (sizeHint.width() > m_rcValid.width())
sizeHint.setWidth(m_rcValid.width() -100);
if (sizeHint.height() > m_rcValid.height())
sizeHint.setHeight(m_rcValid.height() - 100);
m_rcNormal.setLeft((m_rcValid.width() - sizeHint.width())/2);
m_rcNormal.setTop((m_rcValid.height() - sizeHint.height())/2);
m_rcNormal.setWidth(sizeHint.width());
m_rcNormal.setHeight(sizeHint.height());
}
parentWidget()->setGeometry(m_rcNormal);
}
else
{
/** parentWidget()即QWindowFrame去掉标题栏后的最大化显示时成了全屏显示
这里只好重新设置了最大化显示时的显示尺寸未桌面有效区，但这也带来了窗口
显示状态的不准确性，导致窗口系统菜单（包括窗口任务栏系统菜单）不能正常
工作（关闭菜单项除外），状态栏调整大小的三角标不能正确现实的弊端，暂时没有解决办法！！*/
QRect rc = parentWidget()->geometry();
if (rc.width() < m_rcValid.width() && rc.height() < m_rcValid.height())
m_rcNormal = rc;
parentWidget()->setGeometry(m_rcValid);
}
setMaxOrRestore(!m_maxOrRestore);
}
/** 需要通过QWidget#来设置标题栏css样式，而要设置QWidget CSS样式必须有以下固定形式的代码。
下面的代码在没有指定QWidget CSS样式时上面也不做 */
void QssTtitleBar::paintEvent(QPaintEvent *)
{
QStyleOption opt;
opt.init(this);
QPainter p(this);
style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this);
}
/** mouseMoveEvent mousePressEvent两个函数都是为了实现在标题栏拖动窗口
注意mouseMoveEvent事件在未设置setMouseTracking时，只有按住鼠标键时才会发生*/
void QssTtitleBar::mouseMoveEvent( QMouseEvent * ev )
{
if (m_maxOrRestore)
return;
if (!m_pressed)
return;
QPoint globalPt = ev->globalPos();
QPoint movePt = globalPt - m_pressedPos;//整个Frame窗口左上角的globalPos
parentWidget()->move(movePt);//移动到指定globalPos
return ;
}
void QssTtitleBar::mousePressEvent( QMouseEvent * ev )
{
m_pressed = true;
m_pressedPos = mapToParent(ev->pos());
return ;
}
void QssTtitleBar::mouseReleaseEvent( QMouseEvent * ev )
{
m_pressed = false;
}
/** 中途截取标题栏双击消息和标题栏图标双击消息，分别用于处理最大最小化切换和双击标题栏图标关闭窗口 */
bool QssTtitleBar::eventFilter( QObject * obj, QEvent * ev )
{
if (obj == this)
{
if (ev->type() == QEvent::MouseButtonDblClick)
{
onMaxOrRestore();
return true;
}
}
else if (obj == m_iconBtn)
{
if (ev->type() == QEvent::MouseButtonDblClick)
{
parentWidget()->close();
return true;
}
}
return QWidget::eventFilter(obj, ev);
}
/** 自定标题栏和边框的窗口的策略是，在一个QWindowFrame中部署垂直布局再分别加入自定标题栏和窗口内容 */
QssMainWindow::QssMainWindow(QWidget *parent/* = 0*/, Qt::WindowFlags flags/* = 0*/)
: QMainWindow(parent, flags),m_mousePressedInBoundy(false)
{
m_rcValid = QApplication::desktop()->availableGeometry();
m_frame = new QFrame(parent, flags);
//设置控件名称，方便css指定样式
m_frame->setObjectName("window");
/** frame设置为无框架（QFrame无父控件时有框架），隐藏标题栏和边框，以便自定义标题栏和边框
Qt::WindowSystemMenuHint 指定frame带系统菜单，只不过系统菜单中只有最小化和关闭可用*/
//WindowMinimizeButtonHint使得系统菜单中最小化和还原菜单项可用，但是用还原菜单项目时还原窗口尺寸不对，
//因为还有窗口尺寸时我们自定义的m_rcNormal。系统并不知道，而是直接还原成最大尺寸。
m_frame->setWindowFlags(Qt::Window | Qt::FramelessWindowHint| Qt::WindowSystemMenuHint | Qt::WindowMinimizeButtonHint);
//鼠标经过控件时有mouseMoveEvent,否则只有鼠标按键同时才有mouseMoveEvent事件，MouseTracking默认为false
//这里开MouseTracking主要为了鼠标经过边框时，鼠标指针变为可调整大小的鼠标指针样式
m_frame->setMouseTracking(true);
m_frame->installEventFilter(this);
m_titleBar = new QssTtitleBar(m_frame);
m_titleBar->installEventFilter(this);
/** QFrame的垂直布局中加入标题栏和去掉了标题栏和边框的窗口内容，这样QFrame就成了我们看到的自定了标题栏和边框的窗口 */
QVBoxLayout* vbox = new QVBoxLayout(m_frame);
vbox->setMargin(0);
vbox->setSpacing(0);
vbox->addWidget(m_titleBar);
vbox->addWidget(this);
installEventFilter(this);
/** 动画效果 */
}
QssMainWindow::~QssMainWindow()
{
m_frame->deleteLater();
}
void QssMainWindow::show()
{
m_frame->show();
}
void QssMainWindow::showMinimized()
{
m_frame->showMinimized();
}
void QssMainWindow::showMaximized()
{
m_titleBar->setMaxOrRestore(true);
m_frame->setGeometry(m_rcValid);
}
void QssMainWindow::showFullScreen()
{
m_titleBar->setMaxOrRestore(true);
m_frame->showFullScreen();
}
void QssMainWindow::showNormal()
{
m_titleBar->setMaxOrRestore(false);
m_frame->resize(rect().width(), rect().height() + m_titleBar->rect().height());
m_frame->showNormal();
}
void QssMainWindow::setWindowTitle( QString title )
{
m_frame->setWindowTitle(title);
m_titleBar->setTitle(title);
}
void QssMainWindow::setWindowIcon( QIcon icon )
{
m_frame->setWindowIcon(icon);
m_titleBar->setIcon(icon);
}
void QssMainWindow::onMouseMoveEvent( QMouseEvent * ev )
{
if (m_titleBar->maxOrRestore())
{
return;
}
if (m_mousePressedInBoundy)
{
int x = ev->globalPos().x();
int y = ev->globalPos().y();
int dx = x - m_pos.x();
int dy = y - m_pos.y();
if ((m_left || m_right) && qAbs(dx) < 5)
return;
if ((m_top || m_bottom) && qAbs(dy) < 5)
return;
if (m_left && dx > 0 && m_rect.width() <= m_frame->minimumWidth())
return ;
if (m_top && dy > 0 && m_rect.height() <= m_frame->minimumHeight())
return;
QRect rc = m_rect;
if (m_left)
rc.setLeft(rc.left() + dx);
if (m_right)
rc.setRight(rc.right() + dx);
if (m_top)
rc.setTop(rc.top() + dy);
if (m_bottom)
rc.setBottom(rc.bottom() + dy);
m_frame->setGeometry(rc);
m_rect = rc;
m_pos = ev->globalPos();
}
else
{
int x = ev->x();
int y = ev->y();
QRect rc = m_frame->rect();
m_left = qAbs(x - rc.left()) <= 5;
m_right = qAbs(x - rc.right()) <= 5;
m_top = qAbs(y - rc.top()) <= 5;
m_bottom = qAbs(y - rc.bottom()) <= 5;
if ((m_left && m_top) || (m_right && m_bottom))
m_frame->setCursor(Qt::SizeFDiagCursor);
else if ((m_right && m_top) || (m_left && m_bottom))
m_frame->setCursor(Qt::SizeBDiagCursor);
else if ((m_left && !m_top && !m_bottom) || (m_right && !m_top && !m_bottom))
m_frame->setCursor(Qt::SizeHorCursor);
else if ((m_top && !m_right && !m_left) || (m_bottom && !m_right && !m_left))
m_frame->setCursor(Qt::SizeVerCursor);
else
m_frame->setCursor(Qt::ArrowCursor);
}
}
void QssMainWindow::onMousePressEvent( QMouseEvent * ev )
{
m_pos = ev->globalPos();
m_rect = m_frame->geometry();
m_mousePressedInBoundy = (ev->button() == Qt::LeftButton) && (m_left || m_right || m_top || m_bottom);
}
void QssMainWindow::onMouseReleaseEvent( QMouseEvent * ev )
{
m_mousePressedInBoundy = false;
}
bool QssMainWindow::eventFilter( QObject * obj, QEvent * ev )
{
if (obj == m_frame)
{
if (ev->type() == QEvent::MouseMove)
{
QMouseEvent * mouseEv = dynamic_cast<QMouseEvent *>(ev);
if (ev)
{
onMouseMoveEvent(mouseEv);
return true;
}
}
else if (ev->type() == QEvent::MouseButtonPress)
{
QMouseEvent * mouseEv = dynamic_cast<QMouseEvent *>(ev);
if (ev)
{
onMousePressEvent(mouseEv);
return true;
}
}
else if (ev->type() == QEvent::MouseButtonRelease)
{
QMouseEvent * mouseEv = dynamic_cast<QMouseEvent *>(ev);
if (ev)
{
onMouseReleaseEvent(mouseEv);
return true;
}
}
else if (ev->type() == QEvent::Show)
{
/* 显示时屏幕居中显示 */
QRect rc = m_frame->rect();
QRect parentRc = m_rcValid;
/** m_frame总是无父控件的，所以要相对屏幕坐标移动，坐标不能为负 */
int x = parentRc.left() + (parentRc.width() - rc.width())*0.5; x = x <= 0 ? 1 : x;
int y = parentRc.top() + (parentRc.height() - rc.height())*0.5; y = y <= 0 ? 1 : y;
m_frame->move(x, y);
//对QssMainWindow不能使用显示属性动画，因为使用属性动画会导致QssMainWindow非正常地显示为最小尺寸
}
else if (ev->type() == QEvent::Close)
{
close();
m_titleBar->close();
return true;
}
}
else if (obj == m_titleBar)
{
if (ev->type() == QEvent::Enter)
{
m_left = false;m_right = false; m_top = false; m_bottom = false;
if (m_frame->cursor().shape() != Qt::ArrowCursor)
m_frame->setCursor(Qt::ArrowCursor);
}
}
else if (obj == this)
{
if (ev->type() == QEvent::Enter)
{
m_left = false;m_right = false; m_top = false; m_bottom = false;
if (m_frame->cursor().shape() != Qt::ArrowCursor)
m_frame->setCursor(Qt::ArrowCursor);
}
}
return QMainWindow::eventFilter(obj, ev);
}
QssDialog::QssDialog(QWidget *parent)
: QDialog(0),
m_mousePressedInBorder(false),
m_parent(parent)
{
m_rcValid = QApplication::desktop()->availableGeometry();
m_frame = new QFrame(parent);
m_frame->setObjectName("dialog");//设置控件名称，方便css指定样式
m_frame->setAttribute(Qt::WA_TranslucentBackground);/** 设置内容区外透明背景，padding出阴影边框绘制控件 。注意设置该属性后css boder将失效，绘制阴影时同时绘制边框*/
m_frame->setWindowFlags(Qt::Dialog | Qt::FramelessWindowHint| Qt::WindowSystemMenuHint/* | Qt::WindowMinimizeButtonHint*/);//加上Qt::WindowMinimizeButtonHint属性后，dialog通过任务栏最小化和还原后，调整边框处理问题，所以这里暂时不加上该属性
m_frame->setMouseTracking(true);
m_frame->installEventFilter(this);
m_titleBar = new QssTtitleBar(m_frame, QssTtitleBar::QTitleBar_Type_Dialog);
m_titleBar->installEventFilter(this);
QVBoxLayout* vbox = new QVBoxLayout(m_frame);
vbox->setMargin(0);
vbox->setSpacing(0);
vbox->addWidget(m_titleBar);
vbox->addWidget(this);
installEventFilter(this);
}
QssDialog::~QssDialog()
{
m_frame->deleteLater();
}
void QssDialog::show()
{
/** 根据标题栏和内容真实尺寸resize m_frame，否则m_frame将显示sizehint尺寸 */
int offset = (QSSDIALOG_SHADOW_WIDTH + QSSDIALOG_BODER_WIDTH)*2;//rect()获得尺寸仅为内容区尺寸，不包括边框和padding尺寸。所以要加上边框和padding尺寸偏移才能获取正确的frame尺寸
m_frame->resize(rect().width() + offset, rect().height() + m_titleBar->rect().height() + offset);
QDialog::show();
m_frame->show();
}
void QssDialog::raise()
{
m_frame->raise();
}
void QssDialog::activateWindow()
{
m_frame->activateWindow();
}
int QssDialog::exec()
{
/** 根据标题栏和内容真实尺寸resize m_frame，否则m_frame将显示sizehint尺寸 */
int offset = (QSSDIALOG_SHADOW_WIDTH + QSSDIALOG_BODER_WIDTH)*2;//rect()获得尺寸仅为内容区尺寸，不包括边框和padding尺寸。所以要加上边框和padding尺寸偏移才能获取正确的frame尺寸
m_frame->resize(rect().width() + offset, rect().height() + m_titleBar->rect().height() + offset);
m_frame->setWindowModality(Qt::ApplicationModal);//设置为Qt::ApplicationModal，否则弹出的模态对话框会在任务栏显示
//m_frame->setWindowFlags(m_frame->windowFlags() | Qt::Tool);//所以加上Qt::Tool标志使其不出现在任务栏上
m_frame->show();
m_frame->raise();
m_frame->activateWindow();
int ret = QDialog::exec();
m_frame->close();
return ret;
}
void QssDialog::setWindowTitle( QString title )
{
m_frame->setWindowTitle(title);
m_titleBar->setTitle(title);
}
void QssDialog::setWindowIcon( QIcon icon )
{
m_frame->setWindowIcon(icon);
m_titleBar->setIcon(icon);
}
/** dialog仅在阴影边框才能调节尺寸大小 */
void QssDialog::onMouseMoveEvent( QMouseEvent * ev )
{
if (!this->canResize) {
return;
}
if (m_mousePressedInBorder)
{
int x = ev->globalPos().x();
int y = ev->globalPos().y();
int dx = x - m_pos.x();
int dy = y - m_pos.y();
if ((m_left || m_right) && qAbs(dx) < 5)
return;
if ((m_top || m_bottom) && qAbs(dy) < 5)
return;
if (m_left && dx > 0 && m_rect.width() <= m_frame->minimumWidth())
return ;
if (m_top && dy > 0 && m_rect.height() <= m_frame->minimumHeight())
return;
QRect rc = m_rect;
if (m_left)
rc.setLeft(rc.left() + dx);
if (m_right)
rc.setRight(rc.right() + dx);
if (m_top)
rc.setTop(rc.top() + dy);
if (m_bottom)
rc.setBottom(rc.bottom() + dy);
m_frame->setGeometry(rc);
m_rect = rc;
m_pos = ev->globalPos();
}
else
{
int x = ev->x() + QSSDIALOG_SHADOW_WIDTH - 2;
int y = ev->y() + QSSDIALOG_SHADOW_WIDTH - 2;
QRect rc = m_frame->rect();
m_left = qAbs(x - rc.left()) <= 5;
m_right = qAbs(x - rc.right()) <= 5;
m_top = qAbs(y - rc.top()) <= 5;
m_bottom = qAbs(y - rc.bottom()) <= 5;
if ((m_left && m_top) || (m_right && m_bottom))
m_frame->setCursor(Qt::SizeFDiagCursor);
else if ((m_right && m_top) || (m_left && m_bottom))
m_frame->setCursor(Qt::SizeBDiagCursor);
else if ((m_left && !m_top && !m_bottom) || (m_right && !m_top && !m_bottom))
m_frame->setCursor(Qt::SizeHorCursor);
else if ((m_top && !m_right && !m_left) || (m_bottom && !m_right && !m_left))
m_frame->setCursor(Qt::SizeVerCursor);
else
m_frame->setCursor(Qt::ArrowCursor);
}
}
void QssDialog::onMousePressEvent( QMouseEvent * ev )
{
m_pos = ev->globalPos();
m_rect = m_frame->geometry();
if(m_left || m_right || m_top || m_bottom)
{
m_mousePressedInBorder = ev->button() == Qt::LeftButton;
//qDebug() << "mousePressed pressed in border";
}
}
void QssDialog::onMouseReleaseEvent( QMouseEvent * ev )
{
m_mousePressedInBorder = false;
//qDebug() << "mousePressed release in border";
}
bool QssDialog::eventFilter( QObject * obj, QEvent * ev )
{
if (obj == m_frame)
{
if (ev->type() == QEvent::MouseMove)
{
QMouseEvent * mouseEv = dynamic_cast<QMouseEvent *>(ev);
if (ev)
{
onMouseMoveEvent(mouseEv);
return true;
}
}
else if (ev->type() == QEvent::MouseButtonPress)
{
QMouseEvent * mouseEv = dynamic_cast<QMouseEvent *>(ev);
if (ev)
{
onMousePressEvent(mouseEv);
return true;
}
}
else if (ev->type() == QEvent::MouseButtonRelease)
{
QMouseEvent * mouseEv = dynamic_cast<QMouseEvent *>(ev);
if (ev)
{
onMouseReleaseEvent(mouseEv);
return true;
}
}/** 绘制阴影边框 */
else if (ev->type() == QEvent::Paint)
{
const int shadowWidth = QSSDIALOG_SHADOW_WIDTH;
const int boderWidht = QSSDIALOG_BODER_WIDTH;
QPainter paiter(m_frame);
QColor colorBorder(0xaa,0xaa,0xaa);
paiter.setPen(colorBorder);
int boderOffset = shadowWidth + boderWidht - 1;
paiter.drawLine(boderOffset,boderOffset,m_frame->width() - boderOffset - 1, boderOffset);//top
paiter.drawLine(boderOffset,m_frame->height() - boderOffset - 1,m_frame->width() - boderOffset - 1, m_frame->height() - boderOffset - 1);//bottom
paiter.drawLine(boderOffset,boderOffset,boderOffset,m_frame->height() - boderOffset - 1);//left
paiter.drawLine(m_frame->width() - boderOffset - 1,boderOffset,m_frame->width() - boderOffset - 1,m_frame->height() - boderOffset - 1);//right
QColor colorShadow(0xaa,0xaa,0xaa);
for (int i = 0; i < shadowWidth; i++)
{
colorShadow.setAlpha(100*cos(1.5707963*i/(shadowWidth - 1)));
paiter.setPen(colorShadow);
paiter.drawRect(boderOffset + i, boderOffset + i,
m_frame->width() - 2*shadowWidth ,
m_frame->height() - 2*shadowWidth );
}
}
else if (ev->type() == QEvent::Show)
{
QRect rc = m_frame->rect(), parentRc;
if (m_parent)/**有父控件时居父控件中 */
{
/** 父控件坐标转为屏幕坐标 */
QPoint pt = m_parent->mapToGlobal(QPoint(0,0));
parentRc =m_parent->rect();
parentRc.translate(pt);
}
else/**无父控件时居屏幕中 */
parentRc = m_rcValid;
/** m_frame总是无父控件的，所以要相对屏幕坐标移动，坐标不能为负 */
int x = parentRc.left() + (parentRc.width() - rc.width())*0.5;x = x <= 0?1:x;
int y = parentRc.top() + (parentRc.height() - rc.height())*0.5;y = y <= 0?1:y;
m_frame->move(x,y);
/** 属性动画 */
QPropertyAnimation* aniSize = new QPropertyAnimation(m_frame,"geometry");
aniSize->setDuration(200);
aniSize->setKeyValueAt(0, QRect(x,y,0,0));
aniSize->setKeyValueAt(0.5, QRect(x ,y,rc.width() + 20,rc.height() + 30));
aniSize->setKeyValueAt(1 , QRect(x,y,rc.width(),rc.height()));
//aniSize->setEasingCurve(QEasingCurve::InOutBack);//缓和曲线回缩还是太快了
QPropertyAnimation* aniOpacity = new QPropertyAnimation(m_frame,"windowOpacity");
aniOpacity->setDuration(200);
aniOpacity->setStartValue(0);
aniOpacity->setEndValue(1);
QParallelAnimationGroup* aniGroup = new QParallelAnimationGroup(m_frame);
aniGroup->addAnimation(aniSize);
aniGroup->addAnimation(aniOpacity);
/** 显示动画开始，该函数不阻塞。动画播放完成后删除 */
aniGroup->start(QAbstractAnimation::DeleteWhenStopped);
}
else if (ev->type() == QEvent::Close)
{
close();
}
}
else if (obj == m_titleBar)
{
if (ev->type() == QEvent::Enter)
{
m_left = false;m_right = false; m_top = false; m_bottom = false;
if (m_frame->cursor().shape() != Qt::ArrowCursor)
m_frame->setCursor(Qt::ArrowCursor);
}
}
else if (obj == this)
{
if (ev->type() == QEvent::Enter)
{
m_left = false;m_right = false; m_top = false; m_bottom = false;
if (m_frame->cursor().shape() != Qt::ArrowCursor)
m_frame->setCursor(Qt::ArrowCursor);
}
else if (ev->type() == QEvent::Hide)
{
m_frame->hide();
return true;
}
}
return QDialog::eventFilter(obj, ev);
}
QssMessageBox::QssMessageBox( Icon icon, const QString &title, const QString &text, StandardButtons buttons /*= NoButton*/, QWidget *parent /*= 0*/, Qt::WindowFlags flags /*= Qt::Widget | Qt::FramelessWindowHint*/ )
:QMessageBox(icon, title, text, buttons, 0, flags),m_parent(parent)
{
m_rcValid = QApplication::desktop()->availableGeometry();
m_frame = new QFrame;
m_frame->setObjectName("messagebox");//设置控件名称，方便css指定样式
m_frame->setAttribute(Qt::WA_TranslucentBackground);/** 设置透明背景，padding出阴影边框绘制控件 */
m_frame->setWindowFlags(Qt::Dialog |Qt::FramelessWindowHint| Qt::WindowSystemMenuHint);
m_frame->setMouseTracking(true);
m_frame->installEventFilter(this);
m_frame->setWindowTitle(title);
m_frame->setWindowIcon(style()->standardIcon((QStyle::StandardPixmap)(icon + 8)));
m_frame->setWindowModality(Qt::ApplicationModal);
m_titleBar = new QssTtitleBar(m_frame, QssTtitleBar::QTitleBar_Type_MessageBox);
m_titleBar->installEventFilter(this);
m_titleBar->setTitle(title);
m_titleBar->setIcon(style()->standardIcon((QStyle::StandardPixmap)(icon + 8)));
QVBoxLayout* vbox = new QVBoxLayout(m_frame);
vbox->setMargin(0);
vbox->setSpacing(0);
vbox->addWidget(m_titleBar);
vbox->addWidget(this);
installEventFilter(this);
}
QssMessageBox::QssMessageBox( QWidget *parent /*= 0*/ )
:QMessageBox(parent),m_parent(parent)
{
m_rcValid = QApplication::desktop()->availableGeometry();
m_frame = new QFrame;
m_frame->setObjectName("messagebox");//设置控件名称，方便css指定样式
m_frame->setAttribute(Qt::WA_TranslucentBackground);/** 设置透明背景，padding出阴影边框绘制控件 */
m_frame->setWindowFlags(Qt::FramelessWindowHint| Qt::WindowSystemMenuHint);
m_frame->setMouseTracking(true);
m_frame->installEventFilter(this);
m_frame->setWindowModality(Qt::ApplicationModal);
m_titleBar = new QssTtitleBar(m_frame, QssTtitleBar::QTitleBar_Type_MessageBox);
m_titleBar->installEventFilter(this);
QVBoxLayout* vbox = new QVBoxLayout(m_frame);
vbox->setMargin(0);
vbox->setSpacing(0);
vbox->addWidget(m_titleBar);
vbox->addWidget(this);
installEventFilter(this);
}
QssMessageBox::~QssMessageBox()
{
m_frame->deleteLater();
}
bool QssMessageBox::eventFilter( QObject * obj, QEvent * ev )
{
if (obj == m_frame)
{
if (ev->type() == QEvent::Paint)
{
const int shadowWidth = QSSDIALOG_SHADOW_WIDTH;
const int boderWidht = QSSDIALOG_BODER_WIDTH;
QPainter paiter(m_frame);
QColor colorBorder(0xaa,0xaa,0xaa);
paiter.setPen(colorBorder);
int boderOffset = shadowWidth + boderWidht - 1;
paiter.drawLine(boderOffset,boderOffset,m_frame->width() - boderOffset - 1, boderOffset);//top
paiter.drawLine(boderOffset,m_frame->height() - boderOffset - 1,m_frame->width() - boderOffset - 1, m_frame->height() - boderOffset - 1);//bottom
paiter.drawLine(boderOffset,boderOffset,boderOffset,m_frame->height() - boderOffset - 1);//left
paiter.drawLine(m_frame->width() - boderOffset - 1,boderOffset,m_frame->width() - boderOffset - 1,m_frame->height() - boderOffset - 1);//right
QColor colorShadow(0xaa,0xaa,0xaa);
for (int i = 0; i < shadowWidth; i++)
{
colorShadow.setAlpha(100*cos(1.5707963*i/(shadowWidth - 1)));
paiter.setPen(colorShadow);
paiter.drawRect(boderOffset + i, boderOffset + i,
m_frame->width() - 2*shadowWidth ,
m_frame->height() - 2*shadowWidth );
}
}
else if (ev->type() == QEvent::Show)
{
QRect rc = m_frame->rect(), parentRc;
if (m_parent)/**有父控件时居父控件中 */
{
QPoint pt = m_parent->mapToGlobal(QPoint(0,0));
parentRc =m_parent->rect();
parentRc.translate(pt);
}
else/**无父控件时居屏幕中 */
parentRc = m_rcValid;
/** m_frame总是无父控件的，所以要相对屏幕坐标移动，坐标不能为负 */
int x = parentRc.left() + (parentRc.width() - rc.width())*0.5;x = x <= 0?1:x;
int y = parentRc.top() + (parentRc.height() - rc.height())*0.5;y = y <= 0?1:y;
m_frame->move(x,y);
/** 属性动画 */
QPropertyAnimation* aniSize = new QPropertyAnimation(m_frame,"geometry");
aniSize->setDuration(200);
aniSize->setKeyValueAt(0, QRect(x,y,0,0));
aniSize->setKeyValueAt(0.5, QRect(x ,y,rc.width() + 10,rc.height() + 15));
aniSize->setKeyValueAt(1 , QRect(x,y,rc.width(),rc.height()));
//aniSize->setEasingCurve(QEasingCurve::InOutBack);//缓和曲线回缩还是太快了
QPropertyAnimation* aniOpacity = new QPropertyAnimation(m_frame,"windowOpacity");
aniOpacity->setDuration(200);
aniOpacity->setStartValue(0);
aniOpacity->setEndValue(1);
QParallelAnimationGroup* aniGroup = new QParallelAnimationGroup(m_frame);
aniGroup->addAnimation(aniSize);
aniGroup->addAnimation(aniOpacity);
/** 显示动画开始，该函数不阻塞。动画播放完成后删除 */
aniGroup->start(QAbstractAnimation::DeleteWhenStopped);
}
else if (ev->type() == QEvent::Close)
{
close();
m_titleBar->close();
}
}
else if(obj == this)
{
if (ev->type() == QEvent::Resize)
{
/* 解决QMessageBox自动适配内容调整宽度时，frame未调整宽度导致frame部分背景透明的bug */
frame()->setFixedWidth(size().width() + 2*QSSDIALOG_SHADOW_WIDTH);
}
}
return QDialog::eventFilter(obj, ev);
}
QMessageBox::StandardButton QssMessageBox::tips( const QString & text, QWidget* parent /*= 0*/, const QString & title /*= QString::fromLocal8Bit("提示")*/, StandardButtons btn /*= QMessageBox::Ok*/ )
{
QssMessageBox box(QMessageBox::Information, title, "\n" + text/* + "\n"*/, btn, parent);
box.setDefaultButton(QMessageBox::Ok);
box.frame()->show();
box.frame()->raise();
box.frame()->activateWindow();
QMessageBox::StandardButton ret = (QMessageBox::StandardButton)box.exec();
box.frame()->close();
return ret;
}
QMessageBox::StandardButton QssMessageBox::warn( const QString & text, QWidget* parent /*= 0*/, const QString & title /*= QString::fromLocal8Bit("警告")*/, StandardButtons btn /*= QMessageBox::Ok*/ )
{
QssMessageBox box(QMessageBox::Warning, title, "\n" + text/* + "\n"*/ , btn, parent);
box.setDefaultButton(QMessageBox::Ok);
box.frame()->show();
box.frame()->raise();
box.frame()->activateWindow();
QMessageBox::StandardButton ret = (QMessageBox::StandardButton)box.exec();
box.frame()->close();
return ret;
}
QMessageBox::StandardButton QssMessageBox::error( const QString & text, QWidget* parent /*= 0*/, const QString & title /*= QString::fromLocal8Bit("错误")*/, StandardButtons btn /*= QMessageBox::Ok*/ )
{
QssMessageBox box(QMessageBox::Critical, title, "\n" + text/* + "\n"*/, btn, parent);
box.setDefaultButton(QMessageBox::Ok);
box.frame()->show();
box.frame()->raise();
box.frame()->activateWindow();
QMessageBox::StandardButton ret = (QMessageBox::StandardButton)box.exec();
box.frame()->close();
return ret;
}
QMessageBox::StandardButton QssMessageBox::ask( const QString & text, QWidget* parent /*= 0*/, const QString & title /*= QString::fromLocal8Bit("询问")*/, StandardButtons btn /*= QMessageBox::Yes | QMessageBox::No*/ )
{
QssMessageBox box(QMessageBox::Question, title, "\n" + text/* + "\n"*/, btn, parent);
box.setDefaultButton(QMessageBox::Yes);
box.frame()->show();
box.frame()->raise();
box.frame()->activateWindow();
QMessageBox::StandardButton ret = (QMessageBox::StandardButton)box.exec();
box.frame()->close();
return ret;
}
QMessageBox::StandardButton QssMessageBox::regard( const QString & text, QWidget* parent /*= 0*/, const QString & title /*= QString::fromLocal8Bit("关于")*/ )
{
QssMessageBox box(parent);
QIcon icon = QApplication::windowIcon();
QSize size = icon.actualSize(QSize(64, 64));
box.setIconPixmap(icon.pixmap(size));
box.setDefaultButton(QMessageBox::Ok);
box.frame()->setWindowIcon(icon);
box.titleBar()->setIcon(icon);
box.frame()->setWindowTitle(title);
box.titleBar()->setTitle(title);
box.setInformativeText(text);
box.frame()->show();
box.frame()->raise();
box.frame()->activateWindow();
QMessageBox::StandardButton ret = (QMessageBox::StandardButton)box.exec();
box.frame()->close();
return ret;
}
QMessageBox::StandardButton QssMessageBox::regard( const QString & text, QIcon icon, QWidget* parent /*= 0*/, const QString & title /*= QString::fromLocal8Bit("关于")*/ )
{
QssMessageBox box(parent);
QSize size = icon.actualSize(QSize(64, 64));
box.setIconPixmap(icon.pixmap(size));
box.setDefaultButton(QMessageBox::Ok);
box.frame()->setWindowIcon(icon);
box.titleBar()->setIcon(icon);
box.frame()->setWindowTitle(title);
box.titleBar()->setTitle(title);
box.setInformativeText(text);
box.frame()->show();
box.frame()->raise();
box.frame()->activateWindow();
QMessageBox::StandardButton ret = (QMessageBox::StandardButton)box.exec();
box.frame()->close();
return ret;
}
QMessageBox::StandardButton QssMessageBox::regardQt(QWidget* parent /*= 0*/, const QString & title /*= QString::fromLocal8Bit("关于Qt")*/ )
{
QString translatedTextAboutQtCaption;
translatedTextAboutQtCaption = QMessageBox::tr(
"<h3>About Qt</h3>"
"<p>This program uses Qt version %1.</p>"
).arg(QLatin1String(QT_VERSION_STR));
QString translatedTextAboutQtText;
translatedTextAboutQtText = QMessageBox::tr(
"<p>Qt is a C++ toolkit for cross-platform application "
"development.</p>"
"<p>Qt provides single-source portability across MS&nbsp;Windows, "
"Mac&nbsp;OS&nbsp;X, Linux, and all major commercial Unix variants. "
"Qt is also available for embedded devices as Qt for Embedded Linux "
"and Qt for Windows CE.</p>"
"<p>Qt is available under three different licensing options designed "
"to accommodate the needs of our various users.</p>"
"<p>Qt licensed under our commercial license agreement is appropriate "
"for development of proprietary/commercial software where you do not "
"want to share any source code with third parties or otherwise cannot "
"comply with the terms of the GNU LGPL version 2.1 or GNU GPL version "
"3.0.</p>"
"<p>Qt licensed under the GNU LGPL version 2.1 is appropriate for the "
"development of Qt applications (proprietary or open source) provided "
"you can comply with the terms and conditions of the GNU LGPL version "
"2.1.</p>"
"<p>Qt licensed under the GNU General Public License version 3.0 is "
"appropriate for the development of Qt applications where you wish to "
"use such applications in combination with software subject to the "
"terms of the GNU GPL version 3.0 or where you are otherwise willing "
"to comply with the terms of the GNU GPL version 3.0.</p>"
"<p>Please see <a href=\"http://qt.nokia.com/products/licensing\">qt.nokia.com/products/licensing</a> "
"for an overview of Qt licensing.</p>"
"<p>Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).</p>"
"<p>Qt is a Nokia product. See <a href=\"http://qt.nokia.com/\">qt.nokia.com</a> "
"for more information.</p>"
);
QPixmap pm(QMessageBox::tr(":/trolltech/qmessagebox/images/qtlogo-64.png"));
QssMessageBox box(parent);
box.setWindowTitle(title.isEmpty() ? QString::fromLocal8Bit("关于Qt") : title);
box.setText(translatedTextAboutQtCaption);
box.setInformativeText(translatedTextAboutQtText);
if (!pm.isNull())
box.setIconPixmap(pm);
box.setDefaultButton(QMessageBox::Ok);
box.frame()->setWindowIcon(QIcon(":/trolltech/qmessagebox/images/qtlogo-64.png"));
box.frame()->setWindowTitle(title.isEmpty() ? QString::fromLocal8Bit("关于Qt") : title);
box.titleBar()->setIcon(QIcon(":/trolltech/qmessagebox/images/qtlogo-64.png"));
box.titleBar()->setTitle(title.isEmpty() ? QString::fromLocal8Bit("关于Qt") : title);
box.frame()->show();
box.frame()->raise();
box.frame()->activateWindow();
QMessageBox::StandardButton ret = (QMessageBox::StandardButton)box.exec();
box.frame()->close();
return ret;
}
QMessageBox::StandardButton QssMessageBox::information( QWidget *parent, const QString &title, const QString &text, StandardButtons buttons /*= Ok*/, StandardButton defaultButton /*= NoButton*/ )
{
return QssMessageBox::tips(text, parent, title, buttons);
}
QMessageBox::StandardButton QssMessageBox::question( QWidget *parent, const QString &title, const QString &text, StandardButtons buttons /*= QMessageBox::Ok*/, StandardButton defaultButton /*= QMessageBox::NoButton*/ )
{
return QssMessageBox::ask(text, parent, title, buttons);
}
QMessageBox::StandardButton QssMessageBox::warning( QWidget *parent, const QString &title, const QString &text, StandardButtons buttons /*= QMessageBox::Ok*/, StandardButton defaultButton /*= QMessageBox::NoButton*/ )
{
return QssMessageBox::warn(text, parent, title, buttons);
}
QMessageBox::StandardButton QssMessageBox::critical( QWidget *parent, const QString &title, const QString &text, StandardButtons buttons /*= QMessageBox::Ok*/, StandardButton defaultButton /*= QMessageBox::NoButton*/ )
{
return QssMessageBox::error(text, parent, title, buttons);
}
void QssMessageBox::about( QWidget *parent, const QString &title, const QString &text )
{
QssMessageBox::regard(text, parent, title);
}
void QssMessageBox::about( QWidget *parent, const QString &title, const QString &text, QIcon icon )
{
QssMessageBox::regard(text, icon, parent, title);
}
void QssMessageBox::aboutQt( QWidget *parent, const QString &title /*= QString()*/ )
{
QssMessageBox::regardQt(parent, title);
}
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