goldendict-ng/scanflag.cc
2023-02-21 19:56:12 -05:00

88 lines
2 KiB
C++

#include "scanflag.hh"
#include <QCursor>
#include <QGuiApplication>
#include <QScreen>
ScanFlag::ScanFlag(QWidget *parent) :
QMainWindow(parent),
pushButton(new QPushButton(this))
{
pushButton->setIcon(QIcon(":/icons/programicon.png"));
setCentralWidget(pushButton);
setFixedSize(30,30);
setWindowFlags( Qt::ToolTip
| Qt::FramelessWindowHint
| Qt::WindowStaysOnTopHint
| Qt::WindowDoesNotAcceptFocus);
setAttribute(Qt::WA_TranslucentBackground);
setAttribute(Qt::WA_X11DoNotAcceptFocus);
hideTimer.setSingleShot( true );
hideTimer.setInterval( 1000 );
connect( &hideTimer, &QTimer::timeout,this,&ScanFlag::hideWindow);
connect( pushButton, &QPushButton::clicked,
this, &ScanFlag::pushButtonClicked );
}
void ScanFlag::pushButtonClicked()
{
hideTimer.stop();
hide();
emit requestScanPopup();
}
void ScanFlag::hideWindow()
{
if ( isVisible() )
hide();
}
void ScanFlag::showScanFlag()
{
if ( isVisible() )
hide();
QPoint currentPos = QCursor::pos();
QRect desktop = QGuiApplication::primaryScreen()->geometry();
QSize windowSize = geometry().size();
int x, y;
/// Try the to-the-right placement
if ( currentPos.x() + 4 + windowSize.width() <= desktop.topRight().x() )
x = currentPos.x() + 4;
else
/// Try the to-the-left placement
if ( currentPos.x() - 4 - windowSize.width() >= desktop.x() )
x = currentPos.x() - 4 - windowSize.width();
else
// Center it
x = desktop.x() + ( desktop.width() - windowSize.width() ) / 2;
/// Try the to-the-top placement
if ( currentPos.y() - 15 - windowSize.height() >= desktop.y() )
y = currentPos.y() - 15 - windowSize.height();
else
/// Try the to-the-bottom placement
if ( currentPos.y() + 15 + windowSize.height() <= desktop.bottomLeft().y() )
y = currentPos.y() + 15;
else
// Center it
y = desktop.y() + ( desktop.height() - windowSize.height() ) / 2;
move( x, y );
show();
hideTimer.start();
}