133 lines
3.9 KiB
C++
133 lines
3.9 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2014 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "gtkproxystyle.h"
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#include "gtkstyle.h"
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#include "shortcuthandler.h"
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#ifndef ENABLE_KDE_SUPPORT
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#include "acceleratormanager.h"
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#endif
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#include <QSpinBox>
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#include <QAbstractScrollArea>
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#include <QAbstractItemView>
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#include <QMenu>
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#include <QToolBar>
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#include <QApplication>
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#include <QPainter>
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#ifndef ENABLE_KDE_SUPPORT
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static const char * constAccelProp="catata-accel";
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#endif
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static inline void addEventFilter(QObject *object, QObject *filter)
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{
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object->removeEventFilter(filter);
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object->installEventFilter(filter);
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}
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static bool useOverlayStyleScrollbars(bool use)
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{
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if (use) {
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QByteArray env=qgetenv("LIBOVERLAY_SCROLLBAR");
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if (!env.isEmpty() && env!="1") {
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return false;
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}
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QString mode=GtkStyle::readDconfSetting(QLatin1String("scrollbar-mode"), QLatin1String("/com/canonical/desktop/interface/"));
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return mode!=QLatin1String("normal");
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}
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return use;
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}
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GtkProxyStyle::GtkProxyStyle(int modView, bool thinSb, bool styleSpin, const QMap<QString, QString> &c)
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: TouchProxyStyle(modView, styleSpin, useOverlayStyleScrollbars(thinSb))
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, css(c)
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{
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shortcutHander=new ShortcutHandler(this);
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setBaseStyle(qApp->style());
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}
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GtkProxyStyle::~GtkProxyStyle()
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{
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}
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int GtkProxyStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidget *widget, QStyleHintReturn *returnData) const
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{
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switch (hint) {
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case SH_DialogButtonBox_ButtonsHaveIcons:
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return false;
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case SH_UnderlineShortcut:
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return widget ? shortcutHander->showShortcut(widget) : true;
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default:
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break;
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}
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return TouchProxyStyle::styleHint(hint, option, widget, returnData);
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}
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void GtkProxyStyle::polish(QWidget *widget)
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{
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#ifndef ENABLE_KDE_SUPPORT
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if (widget && qobject_cast<QMenu *>(widget) && !widget->property(constAccelProp).isValid()) {
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AcceleratorManager::manage(widget);
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widget->setProperty(constAccelProp, true);
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}
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#endif
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// Apply CSS only to particular widgets. With Qt5.2 if we apply CSS to whole application, then QStyleSheetStyle does
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// NOT call sizeFromContents for spinboxes :-(
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if (widget->styleSheet().isEmpty()) {
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QMap<QString, QString>::ConstIterator it=css.end();
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if (qobject_cast<QToolBar *>(widget)) {
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it=css.find(QLatin1String(widget->metaObject()->className())+QLatin1Char('#')+widget->objectName());
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} else if (qobject_cast<QMenu *>(widget)) {
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it=css.find(QLatin1String(widget->metaObject()->className()));
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}
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if (css.end()!=it) {
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widget->setStyleSheet(it.value());
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}
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}
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TouchProxyStyle::polish(widget);
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}
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void GtkProxyStyle::polish(QPalette &pal)
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{
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TouchProxyStyle::polish(pal);
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}
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void GtkProxyStyle::polish(QApplication *app)
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{
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addEventFilter(app, shortcutHander);
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TouchProxyStyle::polish(app);
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}
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void GtkProxyStyle::unpolish(QWidget *widget)
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{
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TouchProxyStyle::unpolish(widget);
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}
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void GtkProxyStyle::unpolish(QApplication *app)
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{
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app->removeEventFilter(shortcutHander);
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TouchProxyStyle::unpolish(app);
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}
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