Files
cantata/support/gtkproxystyle.cpp
craig.p.drummond 28a6e9263d Fix variable setting
2015-02-06 22:39:17 +00:00

133 lines
3.9 KiB
C++

/*
* Cantata
*
* Copyright (c) 2011-2014 Craig Drummond <craig.p.drummond@gmail.com>
*
* ----
*
* 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "gtkproxystyle.h"
#include "gtkstyle.h"
#include "shortcuthandler.h"
#ifndef ENABLE_KDE_SUPPORT
#include "acceleratormanager.h"
#endif
#include <QSpinBox>
#include <QAbstractScrollArea>
#include <QAbstractItemView>
#include <QMenu>
#include <QToolBar>
#include <QApplication>
#include <QPainter>
#ifndef ENABLE_KDE_SUPPORT
static const char * constAccelProp="catata-accel";
#endif
static inline void addEventFilter(QObject *object, QObject *filter)
{
object->removeEventFilter(filter);
object->installEventFilter(filter);
}
static bool useOverlayStyleScrollbars(bool use)
{
if (use) {
QByteArray env=qgetenv("LIBOVERLAY_SCROLLBAR");
if (!env.isEmpty() && env!="1") {
return false;
}
QString mode=GtkStyle::readDconfSetting(QLatin1String("scrollbar-mode"), QLatin1String("/com/canonical/desktop/interface/"));
return mode!=QLatin1String("normal");
}
return use;
}
GtkProxyStyle::GtkProxyStyle(int modView, bool thinSb, bool styleSpin, const QMap<QString, QString> &c)
: TouchProxyStyle(modView, styleSpin, useOverlayStyleScrollbars(thinSb))
, css(c)
{
shortcutHander=new ShortcutHandler(this);
setBaseStyle(qApp->style());
}
GtkProxyStyle::~GtkProxyStyle()
{
}
int GtkProxyStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidget *widget, QStyleHintReturn *returnData) const
{
switch (hint) {
case SH_DialogButtonBox_ButtonsHaveIcons:
return false;
case SH_UnderlineShortcut:
return widget ? shortcutHander->showShortcut(widget) : true;
default:
break;
}
return TouchProxyStyle::styleHint(hint, option, widget, returnData);
}
void GtkProxyStyle::polish(QWidget *widget)
{
#ifndef ENABLE_KDE_SUPPORT
if (widget && qobject_cast<QMenu *>(widget) && !widget->property(constAccelProp).isValid()) {
AcceleratorManager::manage(widget);
widget->setProperty(constAccelProp, true);
}
#endif
// Apply CSS only to particular widgets. With Qt5.2 if we apply CSS to whole application, then QStyleSheetStyle does
// NOT call sizeFromContents for spinboxes :-(
if (widget->styleSheet().isEmpty()) {
QMap<QString, QString>::ConstIterator it=css.end();
if (qobject_cast<QToolBar *>(widget)) {
it=css.find(QLatin1String(widget->metaObject()->className())+QLatin1Char('#')+widget->objectName());
} else if (qobject_cast<QMenu *>(widget)) {
it=css.find(QLatin1String(widget->metaObject()->className()));
}
if (css.end()!=it) {
widget->setStyleSheet(it.value());
}
}
TouchProxyStyle::polish(widget);
}
void GtkProxyStyle::polish(QPalette &pal)
{
TouchProxyStyle::polish(pal);
}
void GtkProxyStyle::polish(QApplication *app)
{
addEventFilter(app, shortcutHander);
TouchProxyStyle::polish(app);
}
void GtkProxyStyle::unpolish(QWidget *widget)
{
TouchProxyStyle::unpolish(widget);
}
void GtkProxyStyle::unpolish(QApplication *app)
{
app->removeEventFilter(shortcutHander);
TouchProxyStyle::unpolish(app);
}