forked from osmocom/wireshark
125 lines
3.9 KiB
C++
125 lines
3.9 KiB
C++
/* stock_icon_tool_button.cpp
|
|
*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 1998 Gerald Combs
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "stock_icon_tool_button.h"
|
|
|
|
#include "stock_icon.h"
|
|
|
|
#include <QApplication>
|
|
#include <QEvent>
|
|
#include <QMenu>
|
|
#include <QMouseEvent>
|
|
|
|
// We want nice icons that render correctly, and that are responsive
|
|
// when the user hovers and clicks them.
|
|
// Using setIcon renders correctly on normal and retina displays. It is
|
|
// not completely responsive, particularly on OS X.
|
|
// Calling setStyleSheet is responsive, but does not render correctly on
|
|
// retina displays: https://bugreports.qt.io/browse/QTBUG-36825
|
|
// Subclass QToolButton, which lets us catch events and set icons as needed.
|
|
|
|
StockIconToolButton::StockIconToolButton(QWidget * parent, QString stock_icon_name) :
|
|
QToolButton(parent),
|
|
leave_timer_(0)
|
|
{
|
|
if (!stock_icon_name.isEmpty()) {
|
|
setStockIcon(stock_icon_name);
|
|
}
|
|
}
|
|
|
|
void StockIconToolButton::setIconMode(QIcon::Mode mode)
|
|
{
|
|
QIcon mode_icon;
|
|
QList<QIcon::State> states = QList<QIcon::State>() << QIcon::Off << QIcon::On;
|
|
foreach (QIcon::State state, states) {
|
|
foreach (QSize size, base_icon_.availableSizes(mode, state)) {
|
|
mode_icon.addPixmap(base_icon_.pixmap(size, mode, state), mode, state);
|
|
}
|
|
}
|
|
setIcon(mode_icon);
|
|
}
|
|
|
|
void StockIconToolButton::setStockIcon(QString icon_name)
|
|
{
|
|
base_icon_ = StockIcon(icon_name);
|
|
setIconMode();
|
|
}
|
|
|
|
bool StockIconToolButton::event(QEvent *event)
|
|
{
|
|
switch (event->type()) {
|
|
case QEvent::Enter:
|
|
if (isEnabled()) {
|
|
setIconMode(QIcon::Active);
|
|
if (leave_timer_ > 0) killTimer(leave_timer_);
|
|
leave_timer_ = startTimer(leave_interval_);
|
|
}
|
|
break;
|
|
case QEvent::MouseButtonPress:
|
|
if (isEnabled()) {
|
|
setIconMode(QIcon::Selected);
|
|
}
|
|
break;
|
|
case QEvent::Leave:
|
|
if (leave_timer_ > 0) killTimer(leave_timer_);
|
|
leave_timer_ = 0;
|
|
// Fall through
|
|
case QEvent::MouseButtonRelease:
|
|
setIconMode();
|
|
break;
|
|
case QEvent::Timer:
|
|
{
|
|
// We can lose QEvent::Leave, QEvent::HoverLeave and underMouse()
|
|
// on OS X if a tooltip appears:
|
|
// https://bugreports.qt.io/browse/QTBUG-46379
|
|
// Work around the issue by periodically checking the mouse
|
|
// position and scheduling a fake leave event when the mouse
|
|
// moves away.
|
|
QTimerEvent *te = (QTimerEvent *) event;
|
|
bool under_mouse = rect().contains(mapFromGlobal(QCursor::pos()));
|
|
if (te->timerId() == leave_timer_ && !under_mouse) {
|
|
killTimer(leave_timer_);
|
|
leave_timer_ = 0;
|
|
QMouseEvent *me = new QMouseEvent(QEvent::Leave, mapFromGlobal(QCursor::pos()), Qt::NoButton, Qt::NoButton, Qt::NoModifier);
|
|
QApplication::postEvent(this, me);
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return QToolButton::event(event);
|
|
}
|
|
|
|
/*
|
|
* Editor modelines
|
|
*
|
|
* Local Variables:
|
|
* c-basic-offset: 4
|
|
* tab-width: 8
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*
|
|
* ex: set shiftwidth=4 tabstop=8 expandtab:
|
|
* :indentSize=4:tabSize=8:noTabs=true:
|
|
*/
|