You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
361 lines
10 KiB
361 lines
10 KiB
/* BEGIN_COMMON_COPYRIGHT_HEADER
|
|
* (c)LGPL2+
|
|
*
|
|
* LXDE-Qt - a lightweight, Qt based, desktop toolset
|
|
* http://razor-qt.org
|
|
*
|
|
* Copyright: 2010-2011 Razor team
|
|
* Authors:
|
|
* Alexander Sokoloff <sokoloff.a@gmail.com>
|
|
*
|
|
* This program or library is free software; you can redistribute it
|
|
* and/or modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
|
|
* You should have received a copy of the GNU Lesser General
|
|
* Public License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301 USA
|
|
*
|
|
* END_COMMON_COPYRIGHT_HEADER */
|
|
|
|
|
|
#include "lxqtmainmenu.h"
|
|
#include "lxqtmainmenuconfiguration.h"
|
|
#include "../panel/lxqtpanel.h"
|
|
#include <QDebug>
|
|
#include <XdgDesktopFile>
|
|
#include <XmlHelper>
|
|
#include <QSettings>
|
|
#include <QFileInfo>
|
|
#include <QAction>
|
|
#include <QTimer>
|
|
#include <QMessageBox>
|
|
#include <QEvent>
|
|
#include <QKeyEvent>
|
|
#include <LXQt/PowerManager>
|
|
#include <LXQt/ScreenSaver>
|
|
#include <lxqt-globalkeys.h>
|
|
#include <algorithm> // for find_if()
|
|
#include <KWindowSystem/KWindowSystem>
|
|
|
|
#include <XdgIcon>
|
|
#include <XdgDesktopFile>
|
|
#include <XdgMenuWidget>
|
|
|
|
#ifdef HAVE_MENU_CACHE
|
|
#include "xdgcachedmenu.h"
|
|
#endif
|
|
|
|
#include <QPixmap>
|
|
#include <QStack>
|
|
#include <QCursor>
|
|
|
|
#define DEFAULT_SHORTCUT "Alt+F1"
|
|
|
|
LXQtMainMenu::LXQtMainMenu(const ILXQtPanelPluginStartupInfo &startupInfo):
|
|
QObject(),
|
|
ILXQtPanelPlugin(startupInfo),
|
|
mMenu(0),
|
|
mShortcut(0),
|
|
mLockCascadeChanges(false)
|
|
{
|
|
#ifdef HAVE_MENU_CACHE
|
|
mMenuCache = NULL;
|
|
mMenuCacheNotify = 0;
|
|
#endif
|
|
|
|
mDelayedPopup.setSingleShot(true);
|
|
mDelayedPopup.setInterval(250);
|
|
connect(&mDelayedPopup, &QTimer::timeout, this, &LXQtMainMenu::showHideMenu);
|
|
mHideTimer.setSingleShot(true);
|
|
mHideTimer.setInterval(250);
|
|
|
|
mButton.setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
|
|
mButton.installEventFilter(this);
|
|
|
|
connect(&mButton, &QToolButton::clicked, this, &LXQtMainMenu::showHideMenu);
|
|
|
|
settingsChanged();
|
|
|
|
connect(mShortcut, SIGNAL(activated()), &mDelayedPopup, SLOT(start()));
|
|
connect(mShortcut, SIGNAL(shortcutChanged(QString,QString)), this, SLOT(shortcutChanged(QString,QString)));
|
|
}
|
|
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
LXQtMainMenu::~LXQtMainMenu()
|
|
{
|
|
mButton.removeEventFilter(this);
|
|
#ifdef HAVE_MENU_CACHE
|
|
if(mMenuCache)
|
|
{
|
|
menu_cache_remove_reload_notify(mMenuCache, mMenuCacheNotify);
|
|
menu_cache_unref(mMenuCache);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
void LXQtMainMenu::showHideMenu()
|
|
{
|
|
|
|
if (mMenu && (mMenu->isVisible() || mHideTimer.isActive()))
|
|
mMenu->hide();
|
|
else
|
|
showMenu();
|
|
}
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
void LXQtMainMenu::shortcutChanged(const QString &/*oldShortcut*/, const QString &newShortcut)
|
|
{
|
|
if (!newShortcut.isEmpty())
|
|
{
|
|
mLockCascadeChanges = true;
|
|
|
|
settings()->setValue("dialog/shortcut", newShortcut);
|
|
settings()->sync();
|
|
mShortcutSeq = QKeySequence(newShortcut);
|
|
|
|
mLockCascadeChanges = false;
|
|
}
|
|
}
|
|
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
void LXQtMainMenu::showMenu()
|
|
{
|
|
if (!mMenu)
|
|
return;
|
|
|
|
// Just using Qt`s activateWindow() won't work on some WMs like Kwin.
|
|
// Solution is to execute menu 1ms later using timer
|
|
mMenu->popup(calculatePopupWindowPos(mMenu->sizeHint()).topLeft());
|
|
}
|
|
|
|
#ifdef HAVE_MENU_CACHE
|
|
// static
|
|
void LXQtMainMenu::menuCacheReloadNotify(MenuCache* cache, gpointer user_data)
|
|
{
|
|
reinterpret_cast<LXQtMainMenu*>(user_data)->buildMenu();
|
|
}
|
|
#endif
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
void LXQtMainMenu::settingsChanged()
|
|
{
|
|
if (mLockCascadeChanges)
|
|
return;
|
|
|
|
if (settings()->value("showText", false).toBool())
|
|
{
|
|
mButton.setText(settings()->value("text", "Start").toString());
|
|
mButton.setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
|
|
}
|
|
else
|
|
{
|
|
mButton.setText("");
|
|
mButton.setToolButtonStyle(Qt::ToolButtonIconOnly);
|
|
}
|
|
|
|
mLogDir = settings()->value("log_dir", "").toString();
|
|
|
|
QString menu_file = settings()->value("menu_file", "").toString();
|
|
if (menu_file.isEmpty())
|
|
menu_file = XdgMenu::getMenuFileName();
|
|
|
|
if (mMenuFile != menu_file)
|
|
{
|
|
mMenuFile = menu_file;
|
|
#ifdef HAVE_MENU_CACHE
|
|
menu_cache_init(0);
|
|
if(mMenuCache)
|
|
{
|
|
menu_cache_remove_reload_notify(mMenuCache, mMenuCacheNotify);
|
|
menu_cache_unref(mMenuCache);
|
|
}
|
|
mMenuCache = menu_cache_lookup(mMenuFile.toLocal8Bit());
|
|
if (menu_cache_get_root_dir(mMenuCache))
|
|
buildMenu();
|
|
mMenuCacheNotify = menu_cache_add_reload_notify(mMenuCache, (MenuCacheReloadNotify)menuCacheReloadNotify, this);
|
|
#else
|
|
mXdgMenu.setEnvironments(QStringList() << "X-LXQT" << "LXQt");
|
|
mXdgMenu.setLogDir(mLogDir);
|
|
|
|
bool res = mXdgMenu.read(mMenuFile);
|
|
connect(&mXdgMenu, SIGNAL(changed()), this, SLOT(buildMenu()));
|
|
if (res)
|
|
{
|
|
QTimer::singleShot(1000, this, SLOT(buildMenu()));
|
|
}
|
|
else
|
|
{
|
|
QMessageBox::warning(0, "Parse error", mXdgMenu.errorString());
|
|
return;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
QString shortcut = settings()->value("shortcut", DEFAULT_SHORTCUT).toString();
|
|
if (shortcut.isEmpty())
|
|
shortcut = DEFAULT_SHORTCUT;
|
|
|
|
if (!mShortcut)
|
|
mShortcut = GlobalKeyShortcut::Client::instance()->addAction(shortcut, QString("/panel/%1/show_hide").arg(settings()->group()), tr("Show/hide main menu"), this);
|
|
else if (mShortcut->shortcut() != shortcut)
|
|
{
|
|
mShortcut->changeShortcut(shortcut);
|
|
}
|
|
mShortcutSeq = QKeySequence(shortcut);
|
|
|
|
setMenuFontSize();
|
|
|
|
realign();
|
|
}
|
|
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
void LXQtMainMenu::buildMenu()
|
|
{
|
|
#ifdef HAVE_MENU_CACHE
|
|
XdgCachedMenu* menu = new XdgCachedMenu(mMenuCache, &mButton);
|
|
#else
|
|
XdgMenuWidget *menu = new XdgMenuWidget(mXdgMenu, "", &mButton);
|
|
#endif
|
|
menu->setObjectName("TopLevelMainMenu");
|
|
menu->setStyle(&mTopMenuStyle);
|
|
|
|
menu->addSeparator();
|
|
|
|
Q_FOREACH(QAction* action, menu->actions())
|
|
{
|
|
if (action->menu())
|
|
action->menu()->installEventFilter(this);
|
|
}
|
|
|
|
menu->installEventFilter(this);
|
|
connect(menu, &QMenu::aboutToHide, &mHideTimer, static_cast<void (QTimer::*)()>(&QTimer::start));
|
|
connect(menu, &QMenu::aboutToShow, &mHideTimer, &QTimer::stop);
|
|
// panel notification (needed in case of auto-hide)
|
|
connect(menu, &QMenu::aboutToHide, dynamic_cast<LXQtPanel *>(panel()), &LXQtPanel::hidePanel);
|
|
|
|
QMenu *oldMenu = mMenu;
|
|
mMenu = menu;
|
|
if(oldMenu)
|
|
delete oldMenu;
|
|
|
|
setMenuFontSize();
|
|
}
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
void LXQtMainMenu::setMenuFontSize()
|
|
{
|
|
if (!mMenu)
|
|
return;
|
|
|
|
QFont menuFont = mButton.font();
|
|
if(settings()->value("customFont", false).toBool())
|
|
{
|
|
menuFont = mMenu->font();
|
|
menuFont.setPointSize(settings()->value("customFontSize").toInt());
|
|
}
|
|
|
|
if (mMenu->font() != menuFont)
|
|
{
|
|
mMenu->setFont(menuFont);
|
|
QList<QMenu*> subMenuList = mMenu->findChildren<QMenu*>();
|
|
foreach (QMenu* subMenu, subMenuList)
|
|
{
|
|
subMenu->setFont(menuFont);
|
|
}
|
|
}
|
|
|
|
//icon size the same as the font height
|
|
mTopMenuStyle.setIconSize(QFontMetrics(menuFont).height());
|
|
}
|
|
|
|
|
|
/************************************************
|
|
|
|
************************************************/
|
|
QDialog *LXQtMainMenu::configureDialog()
|
|
{
|
|
return new LXQtMainMenuConfiguration(*settings(), DEFAULT_SHORTCUT);
|
|
}
|
|
/************************************************
|
|
|
|
************************************************/
|
|
|
|
// functor used to match a QAction by prefix
|
|
struct MatchAction
|
|
{
|
|
MatchAction(QString key):key_(key) {}
|
|
bool operator()(QAction* action) { return action->text().startsWith(key_, Qt::CaseInsensitive); }
|
|
QString key_;
|
|
};
|
|
|
|
bool LXQtMainMenu::eventFilter(QObject *obj, QEvent *event)
|
|
{
|
|
if(obj == &mButton)
|
|
{
|
|
// the application is given a new QStyle
|
|
if(event->type() == QEvent::StyleChange)
|
|
{
|
|
// reset proxy style for the menus so they can apply the new styles
|
|
mTopMenuStyle.setBaseStyle(NULL);
|
|
setMenuFontSize();
|
|
}
|
|
}
|
|
else if(QMenu* menu = qobject_cast<QMenu*>(obj))
|
|
{
|
|
if(event->type() == QEvent::KeyPress)
|
|
{
|
|
// if our shortcut key is pressed while the menu is open, close the menu
|
|
QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
|
|
if(mShortcutSeq == QKeySequence(keyEvent->modifiers() + keyEvent->key()))
|
|
{
|
|
mMenu->hide(); // close the app menu
|
|
return true;
|
|
}
|
|
else // go to the menu item starts with the pressed key
|
|
{
|
|
QString key = keyEvent->text();
|
|
if(key.isEmpty())
|
|
return false;
|
|
QAction* action = menu->activeAction();
|
|
QList<QAction*> actions = menu->actions();
|
|
QList<QAction*>::iterator it = qFind(actions.begin(), actions.end(), action);
|
|
it = std::find_if(it + 1, actions.end(), MatchAction(key));
|
|
if(it == actions.end())
|
|
it = std::find_if(actions.begin(), it, MatchAction(key));
|
|
if(it != actions.end())
|
|
menu->setActiveAction(*it);
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
#undef DEFAULT_SHORTCUT
|