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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit4aed2c8219774f5d797760606b8489a92ddc5163 (patch)
tree3f8c130f7d269626bf6a9447407ef6c35954426a /klipper/toplevel.cpp
downloadtdebase-4aed2c8219774f5d797760606b8489a92ddc5163.tar.gz
tdebase-4aed2c8219774f5d797760606b8489a92ddc5163.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'klipper/toplevel.cpp')
-rw-r--r--klipper/toplevel.cpp1174
1 files changed, 1174 insertions, 0 deletions
diff --git a/klipper/toplevel.cpp b/klipper/toplevel.cpp
new file mode 100644
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--- /dev/null
+++ b/klipper/toplevel.cpp
@@ -0,0 +1,1174 @@
+// -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 8; -*-
+/* This file is part of the KDE project
+
+ Copyright (C) by Andrew Stanley-Jones
+ Copyright (C) 2000 by Carsten Pfeiffer <pfeiffer@kde.org>
+ Copyright (C) 2004 Esben Mose Hansen <kde@mosehansen.dk>
+
+ 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 <qclipboard.h>
+#include <qcursor.h>
+#include <qdatetime.h>
+#include <qfile.h>
+#include <qintdict.h>
+#include <qpainter.h>
+#include <qtooltip.h>
+#include <qmime.h>
+#include <qdragobject.h>
+
+#include <kaboutdata.h>
+#include <kaction.h>
+#include <kapplication.h>
+#include <kconfig.h>
+#include <kglobal.h>
+#include <kipc.h>
+#include <kkeydialog.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <ksavefile.h>
+#include <kstandarddirs.h>
+#include <ksimpleconfig.h>
+#include <kstringhandler.h>
+#include <ksystemtray.h>
+#include <kurldrag.h>
+#include <kwin.h>
+#include <kdebug.h>
+#include <kglobalsettings.h>
+#include <dcopclient.h>
+#include <kiconloader.h>
+#include <khelpmenu.h>
+#include <kstdguiitem.h>
+
+#include "configdialog.h"
+#include "toplevel.h"
+#include "urlgrabber.h"
+#include "version.h"
+#include "clipboardpoll.h"
+#include "history.h"
+#include "historyitem.h"
+#include "historystringitem.h"
+#include "klipperpopup.h"
+
+#include <zlib.h>
+
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
+
+#include <kclipboard.h>
+
+namespace {
+ /**
+ * Use this when manipulating the clipboard
+ * from within clipboard-related signals.
+ *
+ * This avoids issues such as mouse-selections that immediately
+ * disappear.
+ * pattern: Resource Acqusition is Initialisation (RAII)
+ *
+ * (This is not threadsafe, so don't try to use such in threaded
+ * applications).
+ */
+ struct Ignore {
+ Ignore(int& locklevel) : locklevelref(locklevel) {
+ locklevelref++;
+ }
+ ~Ignore() {
+ locklevelref--;
+ }
+ private:
+ int& locklevelref;
+ };
+}
+
+/**
+ * Helper class to save history upon session exit.
+ */
+class KlipperSessionManaged : public KSessionManaged
+{
+public:
+ KlipperSessionManaged( KlipperWidget* k )
+ : klipper( k )
+ {}
+
+ /**
+ * Save state upon session exit.
+ *
+ * Saving history on session save
+ */
+ virtual bool commitData( QSessionManager& ) {
+ klipper->saveSession();
+ return true;
+ }
+private:
+ KlipperWidget* klipper;
+};
+
+extern bool qt_qclipboard_bailout_hack;
+#if KDE_IS_VERSION( 3, 9, 0 )
+#error Check status of #80072 with Qt4.
+#endif
+
+static void ensureGlobalSyncOff(KConfig* config);
+
+// config == kapp->config for process, otherwise applet
+KlipperWidget::KlipperWidget( QWidget *parent, KConfig* config )
+ : QWidget( parent )
+ , DCOPObject( "klipper" )
+ , m_overflowCounter( 0 )
+ , locklevel( 0 )
+ , m_config( config )
+ , m_pendingContentsCheck( false )
+ , session_managed( new KlipperSessionManaged( this ))
+{
+ qt_qclipboard_bailout_hack = true;
+
+ // We don't use the clipboardsynchronizer anymore, and it confuses Klipper
+ ensureGlobalSyncOff(m_config);
+
+ updateTimestamp(); // read initial X user time
+ setBackgroundMode( X11ParentRelative );
+ clip = kapp->clipboard();
+
+ connect( &m_overflowClearTimer, SIGNAL( timeout()), SLOT( slotClearOverflow()));
+ m_overflowClearTimer.start( 1000 );
+ connect( &m_pendingCheckTimer, SIGNAL( timeout()), SLOT( slotCheckPending()));
+
+ m_history = new History( this, "main_history" );
+
+ // we need that collection, otherwise KToggleAction is not happy :}
+ QString defaultGroup( "default" );
+ KActionCollection *collection = new KActionCollection( this, "my collection" );
+ toggleURLGrabAction = new KToggleAction( collection, "toggleUrlGrabAction" );
+ toggleURLGrabAction->setEnabled( true );
+ toggleURLGrabAction->setGroup( defaultGroup );
+ clearHistoryAction = new KAction( i18n("C&lear Clipboard History"),
+ "history_clear",
+ 0,
+ history(),
+ SLOT( slotClear() ),
+ collection,
+ "clearHistoryAction" );
+ connect( clearHistoryAction, SIGNAL( activated() ), SLOT( slotClearClipboard() ) );
+ clearHistoryAction->setGroup( defaultGroup );
+ configureAction = new KAction( i18n("&Configure Klipper..."),
+ "configure",
+ 0,
+ this,
+ SLOT( slotConfigure() ),
+ collection,
+ "configureAction" );
+ configureAction->setGroup( defaultGroup );
+ quitAction = new KAction( i18n("&Quit"),
+ "exit",
+ 0,
+ this,
+ SLOT( slotQuit() ),
+ collection,
+ "quitAction" );
+ quitAction->setGroup( "exit" );
+ myURLGrabber = 0L;
+ KConfig *kc = m_config;
+ readConfiguration( kc );
+ setURLGrabberEnabled( bURLGrabber );
+
+ hideTimer = new QTime();
+ showTimer = new QTime();
+
+ readProperties(m_config);
+ connect(kapp, SIGNAL(settingsChanged(int)), SLOT(slotSettingsChanged(int)));
+
+ poll = new ClipboardPoll( this );
+ connect( poll, SIGNAL( clipboardChanged( bool ) ),
+ this, SLOT( newClipData( bool ) ) );
+
+ m_pixmap = KSystemTray::loadIcon( "klipper" );
+ adjustSize();
+
+ globalKeys = new KGlobalAccel(this);
+ KGlobalAccel* keys = globalKeys;
+#include "klipperbindings.cpp"
+ // the keys need to be read from kdeglobals, not kickerrc --ellis, 22/9/02
+ globalKeys->readSettings();
+ globalKeys->updateConnections();
+ toggleURLGrabAction->setShortcut(globalKeys->shortcut("Enable/Disable Clipboard Actions"));
+
+ connect( toggleURLGrabAction, SIGNAL( toggled( bool )),
+ this, SLOT( setURLGrabberEnabled( bool )));
+
+ KlipperPopup* popup = history()->popup();
+ connect ( history(), SIGNAL( topChanged() ), SLOT( slotHistoryTopChanged() ) );
+ connect( popup, SIGNAL( aboutToHide() ), SLOT( slotStartHideTimer() ) );
+ connect( popup, SIGNAL( aboutToShow() ), SLOT( slotStartShowTimer() ) );
+
+ popup->plugAction( toggleURLGrabAction );
+ popup->plugAction( clearHistoryAction );
+ popup->plugAction( configureAction );
+ if ( !isApplet() ) {
+ popup->plugAction( quitAction );
+ }
+
+ QToolTip::add( this, i18n("Klipper - clipboard tool") );
+}
+
+KlipperWidget::~KlipperWidget()
+{
+ delete session_managed;
+ delete showTimer;
+ delete hideTimer;
+ delete myURLGrabber;
+ if( m_config != kapp->config())
+ delete m_config;
+ qt_qclipboard_bailout_hack = false;
+}
+
+void KlipperWidget::adjustSize()
+{
+ resize( m_pixmap.size() );
+}
+
+// DCOP
+QString KlipperWidget::getClipboardContents()
+{
+ return getClipboardHistoryItem(0);
+}
+
+// DCOP - don't call from Klipper itself
+void KlipperWidget::setClipboardContents(QString s)
+{
+ Ignore lock( locklevel );
+ updateTimestamp();
+ HistoryStringItem* item = new HistoryStringItem( s );
+ setClipboard( *item, Clipboard | Selection);
+ history()->insert( item );
+}
+
+// DCOP - don't call from Klipper itself
+void KlipperWidget::clearClipboardContents()
+{
+ updateTimestamp();
+ slotClearClipboard();
+}
+
+// DCOP - don't call from Klipper itself
+void KlipperWidget::clearClipboardHistory()
+{
+ updateTimestamp();
+ slotClearClipboard();
+ history()->slotClear();
+ saveSession();
+}
+
+
+void KlipperWidget::mousePressEvent(QMouseEvent *e)
+{
+ if ( e->button() != LeftButton && e->button() != RightButton )
+ return;
+
+ // if we only hid the menu less than a third of a second ago,
+ // it's probably because the user clicked on the klipper icon
+ // to hide it, and therefore won't want it shown again.
+ if ( hideTimer->elapsed() > 300 ) {
+ slotPopupMenu();
+ }
+}
+
+void KlipperWidget::paintEvent(QPaintEvent *)
+{
+ QPainter p(this);
+ int x = (width() - m_pixmap.width()) / 2;
+ int y = (height() - m_pixmap.height()) / 2;
+ if ( x < 0 ) x = 0;
+ if ( y < 0 ) y = 0;
+ p.drawPixmap(x , y, m_pixmap);
+ p.end();
+}
+
+void KlipperWidget::slotStartHideTimer()
+{
+ hideTimer->start();
+}
+
+void KlipperWidget::slotStartShowTimer()
+{
+ showTimer->start();
+}
+
+void KlipperWidget::showPopupMenu( QPopupMenu *menu )
+{
+ Q_ASSERT( menu != 0L );
+
+ QSize size = menu->sizeHint(); // geometry is not valid until it's shown
+ if (bPopupAtMouse) {
+ QPoint g = QCursor::pos();
+ if ( size.height() < g.y() )
+ menu->popup(QPoint( g.x(), g.y() - size.height()));
+ else
+ menu->popup(QPoint(g.x(), g.y()));
+ } else {
+ KWin::WindowInfo i = KWin::windowInfo( winId(), NET::WMGeometry );
+ QRect g = i.geometry();
+ QRect screen = KGlobalSettings::desktopGeometry(g.center());
+
+ if ( g.x()-screen.x() > screen.width()/2 &&
+ g.y()-screen.y() + size.height() > screen.height() )
+ menu->popup(QPoint( g.x(), g.y() - size.height()));
+ else
+ menu->popup(QPoint( g.x() + width(), g.y() + height()));
+
+ // menu->exec(mapToGlobal(QPoint( width()/2, height()/2 )));
+ }
+}
+
+bool KlipperWidget::loadHistory() {
+ static const char* const failed_load_warning =
+ "Failed to load history resource. Clipboard history cannot be read.";
+ // don't use "appdata", klipper is also a kicker applet
+ QString history_file_name = ::locateLocal( "data", "klipper/history2.lst" );
+ QFile history_file( history_file_name );
+ bool oldfile = false;
+ if ( !history_file.exists() ) { // backwards compatibility
+ oldfile = true;
+ history_file_name = ::locateLocal( "data", "klipper/history.lst" );
+ history_file.setName( history_file_name );
+ if ( !history_file.exists() ) {
+ history_file_name = ::locateLocal( "data", "kicker/history.lst" );
+ history_file.setName( history_file_name );
+ if ( !history_file.exists() ) {
+ return false;
+ }
+ }
+ }
+ if ( !history_file.open( IO_ReadOnly ) ) {
+ kdWarning() << failed_load_warning << ": " << history_file.errorString() << endl;
+ return false;
+ }
+ QDataStream file_stream( &history_file );
+ if( file_stream.atEnd()) {
+ kdWarning() << failed_load_warning << endl;
+ return false;
+ }
+ QDataStream* history_stream = &file_stream;
+ QByteArray data;
+ if( !oldfile ) {
+ Q_UINT32 crc;
+ file_stream >> crc >> data;
+ if( crc32( 0, reinterpret_cast<unsigned char *>( data.data() ), data.size() ) != crc ) {
+ kdWarning() << failed_load_warning << ": " << history_file.errorString() << endl;
+ return false;
+ }
+
+ history_stream = new QDataStream( data, IO_ReadOnly );
+ }
+ char* version;
+ *history_stream >> version;
+ delete[] version;
+
+ // The list needs to be reversed, as it is saved
+ // youngest-first to keep the most important clipboard
+ // items at the top, but the history is created oldest
+ // first.
+ QPtrList<HistoryItem> reverseList;
+ for ( HistoryItem* item = HistoryItem::create( *history_stream );
+ item;
+ item = HistoryItem::create( *history_stream ) )
+ {
+ reverseList.prepend( item );
+ }
+
+ for ( HistoryItem* item = reverseList.first();
+ item;
+ item = reverseList.next() )
+ {
+ history()->forceInsert( item );
+ }
+
+ if ( !history()->empty() ) {
+ m_lastSelection = -1;
+ m_lastClipboard = -1;
+ setClipboard( *history()->first(), Clipboard | Selection );
+ }
+
+ if( history_stream != &file_stream )
+ delete history_stream;
+
+ return true;
+}
+
+void KlipperWidget::saveHistory() {
+ static const char* const failed_save_warning =
+ "Failed to save history. Clipboard history cannot be saved.";
+ // don't use "appdata", klipper is also a kicker applet
+ QString history_file_name( ::locateLocal( "data", "klipper/history2.lst" ) );
+ if ( history_file_name.isNull() || history_file_name.isEmpty() ) {
+ kdWarning() << failed_save_warning << endl;
+ return;
+ }
+ KSaveFile history_file( history_file_name );
+ if ( history_file.status() != 0 ) {
+ kdWarning() << failed_save_warning << endl;
+ return;
+ }
+ QByteArray data;
+ QDataStream history_stream( data, IO_WriteOnly );
+ history_stream << klipper_version; // const char*
+ for ( const HistoryItem* item = history()->first(); item; item = history()->next() ) {
+ history_stream << item;
+ }
+ Q_UINT32 crc = crc32( 0, reinterpret_cast<unsigned char *>( data.data() ), data.size() );
+ *history_file.dataStream() << crc << data;
+}
+
+void KlipperWidget::readProperties(KConfig *kc)
+{
+ QStringList dataList;
+
+ history()->slotClear();
+
+ if (bKeepContents) { // load old clipboard if configured
+ if ( !loadHistory() ) {
+ // Try to load from the old config file.
+ // Remove this at some point.
+ KConfigGroupSaver groupSaver(kc, "General");
+ dataList = kc->readListEntry("ClipboardData");
+
+ for (QStringList::ConstIterator it = dataList.end();
+ it != dataList.begin();
+ )
+ {
+ history()->forceInsert( new HistoryStringItem( *( --it ) ) );
+ }
+
+ if ( !dataList.isEmpty() )
+ {
+ m_lastSelection = -1;
+ m_lastClipboard = -1;
+ setClipboard( *history()->first(), Clipboard | Selection );
+ }
+ }
+ }
+
+}
+
+
+void KlipperWidget::readConfiguration( KConfig *kc )
+{
+ kc->setGroup("General");
+ bPopupAtMouse = kc->readBoolEntry("PopupAtMousePosition", false);
+ bKeepContents = kc->readBoolEntry("KeepClipboardContents", true);
+ bURLGrabber = kc->readBoolEntry("URLGrabberEnabled", false);
+ bReplayActionInHistory = kc->readBoolEntry("ReplayActionInHistory", false);
+ bNoNullClipboard = kc->readBoolEntry("NoEmptyClipboard", true);
+ bUseGUIRegExpEditor = kc->readBoolEntry("UseGUIRegExpEditor", true );
+ history()->max_size( kc->readNumEntry("MaxClipItems", 7) );
+ bIgnoreSelection = kc->readBoolEntry("IgnoreSelection", false);
+ bSynchronize = kc->readBoolEntry("Synchronize", false);
+ bSelectionTextOnly = kc->readBoolEntry("SelectionTextOnly",true);
+ bIgnoreImages = kc->readBoolEntry("IgnoreImages",true);
+}
+
+void KlipperWidget::writeConfiguration( KConfig *kc )
+{
+ kc->setGroup("General");
+ kc->writeEntry("PopupAtMousePosition", bPopupAtMouse);
+ kc->writeEntry("KeepClipboardContents", bKeepContents);
+ kc->writeEntry("ReplayActionInHistory", bReplayActionInHistory);
+ kc->writeEntry("NoEmptyClipboard", bNoNullClipboard);
+ kc->writeEntry("UseGUIRegExpEditor", bUseGUIRegExpEditor);
+ kc->writeEntry("MaxClipItems", history()->max_size() );
+ kc->writeEntry("IgnoreSelection", bIgnoreSelection);
+ kc->writeEntry("Synchronize", bSynchronize );
+ kc->writeEntry("SelectionTextOnly", bSelectionTextOnly);
+ kc->writeEntry("TrackImages", bIgnoreImages);
+ kc->writeEntry("Version", klipper_version );
+
+ if ( myURLGrabber )
+ myURLGrabber->writeConfiguration( kc );
+
+ kc->sync();
+}
+
+// save session on shutdown. Don't simply use the c'tor, as that may not be called.
+void KlipperWidget::saveSession()
+{
+ if ( bKeepContents ) { // save the clipboard eventually
+ saveHistory();
+ }
+}
+
+void KlipperWidget::slotSettingsChanged( int category )
+{
+ if ( category == (int) KApplication::SETTINGS_SHORTCUTS ) {
+ globalKeys->readSettings();
+ globalKeys->updateConnections();
+ toggleURLGrabAction->setShortcut(globalKeys->shortcut("Enable/Disable Clipboard Actions"));
+ }
+}
+
+void KlipperWidget::disableURLGrabber()
+{
+ KMessageBox::information( 0L,
+ i18n( "You can enable URL actions later by right-clicking on the "
+ "Klipper icon and selecting 'Enable Actions'" ) );
+
+ setURLGrabberEnabled( false );
+}
+
+void KlipperWidget::slotConfigure()
+{
+ bool haveURLGrabber = bURLGrabber;
+ if ( !myURLGrabber ) { // temporary, for the config-dialog
+ setURLGrabberEnabled( true );
+ readConfiguration( m_config );
+ }
+
+ ConfigDialog *dlg = new ConfigDialog( myURLGrabber->actionList(),
+ globalKeys, isApplet() );
+ dlg->setKeepContents( bKeepContents );
+ dlg->setPopupAtMousePos( bPopupAtMouse );
+ dlg->setStripWhiteSpace( myURLGrabber->stripWhiteSpace() );
+ dlg->setReplayActionInHistory( bReplayActionInHistory );
+ dlg->setNoNullClipboard( bNoNullClipboard );
+ dlg->setUseGUIRegExpEditor( bUseGUIRegExpEditor );
+ dlg->setPopupTimeout( myURLGrabber->popupTimeout() );
+ dlg->setMaxItems( history()->max_size() );
+ dlg->setIgnoreSelection( bIgnoreSelection );
+ dlg->setSynchronize( bSynchronize );
+ dlg->setNoActionsFor( myURLGrabber->avoidWindows() );
+
+ if ( dlg->exec() == QDialog::Accepted ) {
+ bKeepContents = dlg->keepContents();
+ bPopupAtMouse = dlg->popupAtMousePos();
+ bReplayActionInHistory = dlg->replayActionInHistory();
+ bNoNullClipboard = dlg->noNullClipboard();
+ bIgnoreSelection = dlg->ignoreSelection();
+ bSynchronize = dlg->synchronize();
+ bUseGUIRegExpEditor = dlg->useGUIRegExpEditor();
+ dlg->commitShortcuts();
+ // the keys need to be written to kdeglobals, not kickerrc --ellis, 22/9/02
+ globalKeys->writeSettings(0, true);
+ globalKeys->updateConnections();
+ toggleURLGrabAction->setShortcut(globalKeys->shortcut("Enable/Disable Clipboard Actions"));
+
+ myURLGrabber->setActionList( dlg->actionList() );
+ myURLGrabber->setPopupTimeout( dlg->popupTimeout() );
+ myURLGrabber->setStripWhiteSpace( dlg->stripWhiteSpace() );
+ myURLGrabber->setAvoidWindows( dlg->noActionsFor() );
+
+ history()->max_size( dlg->maxItems() );
+
+ writeConfiguration( m_config );
+
+ }
+ setURLGrabberEnabled( haveURLGrabber );
+
+ delete dlg;
+}
+
+void KlipperWidget::slotQuit()
+{
+ // If the menu was just opened, likely the user
+ // selected quit by accident while attempting to
+ // click the Klipper icon.
+ if ( showTimer->elapsed() < 300 ) {
+ return;
+ }
+
+ saveSession();
+ int autoStart = KMessageBox::questionYesNoCancel( 0L, i18n("Should Klipper start automatically\nwhen you login?"), i18n("Automatically Start Klipper?"), i18n("Start"), i18n("Do Not Start") );
+
+ KConfig *config = KGlobal::config();
+ config->setGroup("General");
+ if ( autoStart == KMessageBox::Yes ) {
+ config->writeEntry("AutoStart", true);
+ } else if ( autoStart == KMessageBox::No) {
+ config->writeEntry("AutoStart", false);
+ } else // cancel chosen don't quit
+ return;
+ config->sync();
+
+ kapp->quit();
+
+}
+
+void KlipperWidget::slotPopupMenu() {
+ KlipperPopup* popup = history()->popup();
+ popup->ensureClean();
+ showPopupMenu( popup );
+}
+
+
+void KlipperWidget::slotRepeatAction()
+{
+ if ( !myURLGrabber ) {
+ myURLGrabber = new URLGrabber( m_config );
+ connect( myURLGrabber, SIGNAL( sigPopup( QPopupMenu * )),
+ SLOT( showPopupMenu( QPopupMenu * )) );
+ connect( myURLGrabber, SIGNAL( sigDisablePopup() ),
+ this, SLOT( disableURLGrabber() ) );
+ }
+
+ const HistoryStringItem* top = dynamic_cast<const HistoryStringItem*>( history()->first() );
+ if ( top ) {
+ myURLGrabber->invokeAction( top->text() );
+ }
+}
+
+void KlipperWidget::setURLGrabberEnabled( bool enable )
+{
+ if (enable != bURLGrabber) {
+ bURLGrabber = enable;
+ KConfig *kc = m_config;
+ kc->setGroup("General");
+ kc->writeEntry("URLGrabberEnabled", bURLGrabber);
+ m_lastURLGrabberTextSelection = QString();
+ m_lastURLGrabberTextClipboard = QString();
+ }
+
+ toggleURLGrabAction->setChecked( enable );
+
+ if ( !bURLGrabber ) {
+ delete myURLGrabber;
+ myURLGrabber = 0L;
+ toggleURLGrabAction->setText(i18n("Enable &Actions"));
+ }
+
+ else {
+ toggleURLGrabAction->setText(i18n("&Actions Enabled"));
+ if ( !myURLGrabber ) {
+ myURLGrabber = new URLGrabber( m_config );
+ connect( myURLGrabber, SIGNAL( sigPopup( QPopupMenu * )),
+ SLOT( showPopupMenu( QPopupMenu * )) );
+ connect( myURLGrabber, SIGNAL( sigDisablePopup() ),
+ this, SLOT( disableURLGrabber() ) );
+ }
+ }
+}
+
+void KlipperWidget::toggleURLGrabber()
+{
+ setURLGrabberEnabled( !bURLGrabber );
+}
+
+void KlipperWidget::slotHistoryTopChanged() {
+ if ( locklevel ) {
+ return;
+ }
+
+ const HistoryItem* topitem = history()->first();
+ if ( topitem ) {
+ setClipboard( *topitem, Clipboard | Selection );
+ }
+ if ( bReplayActionInHistory && bURLGrabber ) {
+ slotRepeatAction();
+ }
+
+}
+
+void KlipperWidget::slotClearClipboard()
+{
+ Ignore lock( locklevel );
+
+ clip->clear(QClipboard::Selection);
+ clip->clear(QClipboard::Clipboard);
+
+
+}
+
+
+//XXX: Should die, and the DCOP signal handled sensible.
+QString KlipperWidget::clipboardContents( bool * /*isSelection*/ )
+{
+ kdWarning() << "Obsolete function called. Please fix" << endl;
+
+#if 0
+ bool selection = true;
+ QMimeSource* data = clip->data(QClipboard::Selection);
+
+ if ( data->serialNumber() == m_lastSelection )
+ {
+ QString clipContents = clip->text(QClipboard::Clipboard);
+ if ( clipContents != m_lastClipboard )
+ {
+ contents = clipContents;
+ selection = false;
+ }
+ else
+ selection = true;
+ }
+
+ if ( isSelection )
+ *isSelection = selection;
+
+#endif
+
+ return 0;
+}
+
+void KlipperWidget::applyClipChanges( const QMimeSource& clipData )
+{
+ if ( locklevel )
+ return;
+ Ignore lock( locklevel );
+ history()->insert( HistoryItem::create( clipData ) );
+
+}
+
+void KlipperWidget::newClipData( bool selectionMode )
+{
+ if ( locklevel ) {
+ return;
+ }
+
+ if( blockFetchingNewData())
+ return;
+
+ checkClipData( selectionMode );
+
+}
+
+void KlipperWidget::clipboardSignalArrived( bool selectionMode )
+{
+ if ( locklevel ) {
+ return;
+ }
+ if( blockFetchingNewData())
+ return;
+
+ updateTimestamp();
+ checkClipData( selectionMode );
+}
+
+// Protection against too many clipboard data changes. Lyx responds to clipboard data
+// requests with setting new clipboard data, so if Lyx takes over clipboard,
+// Klipper notices, requests this data, this triggers "new" clipboard contents
+// from Lyx, so Klipper notices again, requests this data, ... you get the idea.
+const int MAX_CLIPBOARD_CHANGES = 10; // max changes per second
+
+bool KlipperWidget::blockFetchingNewData()
+{
+// Hacks for #85198 and #80302.
+// #85198 - block fetching new clipboard contents if Shift is pressed and mouse is not,
+// this may mean the user is doing selection using the keyboard, in which case
+// it's possible the app sets new clipboard contents after every change - Klipper's
+// history would list them all.
+// #80302 - OOo (v1.1.3 at least) has a bug that if Klipper requests its clipboard contents
+// while the user is doing a selection using the mouse, OOo stops updating the clipboard
+// contents, so in practice it's like the user has selected only the part which was
+// selected when Klipper asked first.
+ ButtonState buttonstate = kapp->keyboardMouseState();
+ if( ( buttonstate & ( ShiftButton | LeftButton )) == ShiftButton // #85198
+ || ( buttonstate & LeftButton ) == LeftButton ) { // #80302
+ m_pendingContentsCheck = true;
+ m_pendingCheckTimer.start( 100, true );
+ return true;
+ }
+ m_pendingContentsCheck = false;
+ if( ++m_overflowCounter > MAX_CLIPBOARD_CHANGES )
+ return true;
+ return false;
+}
+
+void KlipperWidget::slotCheckPending()
+{
+ if( !m_pendingContentsCheck )
+ return;
+ m_pendingContentsCheck = false; // blockFetchingNewData() will be called again
+ updateTimestamp();
+ newClipData( true ); // always selection
+}
+
+void KlipperWidget::checkClipData( bool selectionMode )
+{
+ if ( ignoreClipboardChanges() ) // internal to klipper, ignoring QSpinBox selections
+ {
+ // keep our old clipboard, thanks
+ // This won't quite work, but it's close enough for now.
+ // The trouble is that the top selection =! top clipboard
+ // but we don't track that yet. We will....
+ const HistoryItem* top = history()->first();
+ if ( top ) {
+ setClipboard( *top, selectionMode ? Selection : Clipboard);
+ }
+ return;
+ }
+
+// debug code
+
+// debug code
+#ifdef NOISY_KLIPPER
+ kdDebug() << "Checking clip data" << endl;
+#endif
+#if 0
+ kdDebug() << "====== c h e c k C l i p D a t a ============================"
+ << kdBacktrace()
+ << "====== c h e c k C l i p D a t a ============================"
+ << endl;;
+#endif
+#if 0
+ if ( sender() ) {
+ kdDebug() << "sender=" << sender()->name() << endl;
+ } else {
+ kdDebug() << "no sender" << endl;
+ }
+#endif
+#if 0
+ kdDebug() << "\nselectionMode=" << selectionMode
+ << "\nserialNo=" << clip->data()->serialNumber() << " (sel,cli)=(" << m_lastSelection << "," << m_lastClipboard << ")"
+ << "\nowning (sel,cli)=(" << clip->ownsSelection() << "," << clip->ownsClipboard() << ")"
+ << "\ntext=" << clip->text( selectionMode ? QClipboard::Selection : QClipboard::Clipboard) << endl;
+
+#endif
+#if 0
+ const char *format;
+ int i = 0;
+ while ( (format = clip->data()->format( i++ )) )
+ {
+ qDebug( " format: %s", format);
+ }
+#endif
+ QMimeSource* data = clip->data( selectionMode ? QClipboard::Selection : QClipboard::Clipboard );
+ if ( !data ) {
+ kdWarning("No data in clipboard. This not not supposed to happen." );
+ return;
+ }
+
+ int lastSerialNo = selectionMode ? m_lastSelection : m_lastClipboard;
+ bool changed = data->serialNumber() != lastSerialNo;
+ bool clipEmpty = ( data->format() == 0L );
+
+ if ( changed && clipEmpty && bNoNullClipboard ) {
+ const HistoryItem* top = history()->first();
+ if ( top ) {
+ // keep old clipboard after someone set it to null
+#ifdef NOISY_KLIPPER
+ kdDebug() << "Resetting clipboard (Prevent empty clipboard)" << endl;
+#endif
+ setClipboard( *top, selectionMode ? Selection : Clipboard );
+ }
+ return;
+ }
+
+ // this must be below the "bNoNullClipboard" handling code!
+ // XXX: I want a better handling of selection/clipboard in general.
+ // XXX: Order sensitive code. Must die.
+ if ( selectionMode && bIgnoreSelection )
+ return;
+
+ if( selectionMode && bSelectionTextOnly && !QTextDrag::canDecode( data ))
+ return;
+
+ if( KURLDrag::canDecode( data ))
+ ; // ok
+ else if( QTextDrag::canDecode( data ))
+ ; // ok
+ else if( QImageDrag::canDecode( data ))
+ {
+// Limit mimetypes that are tracked by Klipper (this is basically a workaround
+// for #109032). Can't add UI in 3.5 because of string freeze, and I'm not sure
+// if this actually needs to be more configurable than only text vs all klipper knows.
+ if( bIgnoreImages )
+ return;
+ else {
+ // ok
+ }
+ }
+ else // unknown, ignore
+ return;
+
+ // store old contents:
+ if ( selectionMode )
+ m_lastSelection = data->serialNumber();
+ else
+ m_lastClipboard = data->serialNumber();
+
+ QString& lastURLGrabberText = selectionMode
+ ? m_lastURLGrabberTextSelection : m_lastURLGrabberTextClipboard;
+ if( QTextDrag::canDecode( data ))
+ {
+ if ( bURLGrabber && myURLGrabber )
+ {
+ QString text;
+ QTextDrag::decode( data, text );
+ // Make sure URLGrabber doesn't repeat all the time if klipper reads the same
+ // text all the time (e.g. because XFixes is not available and the application
+ // has broken TIMESTAMP target). Using most recent history item may not always
+ // work.
+ if ( text != lastURLGrabberText )
+ {
+ lastURLGrabberText = text;
+ if ( myURLGrabber->checkNewData( text ) )
+ {
+ return; // don't add into the history
+ }
+ }
+ }
+ else
+ lastURLGrabberText = QString();
+ }
+ else
+ lastURLGrabberText = QString();
+
+ if (changed) {
+ applyClipChanges( *data );
+#ifdef NOISY_KLIPPER
+ kdDebug() << "Synchronize?" << ( bSynchronize ? "yes" : "no" ) << endl;
+#endif
+ if ( bSynchronize ) {
+ const HistoryItem* topItem = history()->first();
+ if ( topItem ) {
+ setClipboard( *topItem, selectionMode ? Clipboard : Selection );
+ }
+ }
+ }
+
+}
+
+void KlipperWidget::setClipboard( const HistoryItem& item, int mode )
+{
+ Ignore lock( locklevel );
+
+ Q_ASSERT( ( mode & 1 ) == 0 ); // Warn if trying to pass a boolean as a mode.
+
+ if ( mode & Selection ) {
+#ifdef NOSIY_KLIPPER
+ kdDebug() << "Setting selection to <" << item.text() << ">" << endl;
+#endif
+ clip->setData( item.mimeSource(), QClipboard::Selection );
+ m_lastSelection = clip->data()->serialNumber();
+ }
+ if ( mode & Clipboard ) {
+#ifdef NOSIY_KLIPPER
+ kdDebug() << "Setting clipboard to <" << item.text() << ">" << endl;
+#endif
+ clip->setData( item.mimeSource(), QClipboard::Clipboard );
+ m_lastClipboard = clip->data()->serialNumber();
+ }
+
+}
+
+void KlipperWidget::slotClearOverflow()
+{
+ if( m_overflowCounter > MAX_CLIPBOARD_CHANGES ) {
+ kdDebug() << "App owning the clipboard/selection is lame" << endl;
+ // update to the latest data - this unfortunately may trigger the problem again
+ newClipData( true ); // Always the selection.
+ }
+ m_overflowCounter = 0;
+}
+
+QStringList KlipperWidget::getClipboardHistoryMenu()
+{
+ QStringList menu;
+ for ( const HistoryItem* item = history()->first(); item; item = history()->next() ) {
+ menu << item->text();
+ }
+ return menu;
+}
+
+QString KlipperWidget::getClipboardHistoryItem(int i)
+{
+ for ( const HistoryItem* item = history()->first(); item; item = history()->next() , i-- ) {
+ if ( i == 0 ) {
+ return item->text();
+ }
+ }
+ return QString::null;
+
+}
+
+//
+// changing a spinbox in klipper's config-dialog causes the lineedit-contents
+// of the spinbox to be selected and hence the clipboard changes. But we don't
+// want all those items in klipper's history. See #41917
+//
+bool KlipperWidget::ignoreClipboardChanges() const
+{
+ QWidget *focusWidget = qApp->focusWidget();
+ if ( focusWidget )
+ {
+ if ( focusWidget->inherits( "QSpinBox" ) ||
+ (focusWidget->parentWidget() &&
+ focusWidget->inherits("QLineEdit") &&
+ focusWidget->parentWidget()->inherits("QSpinWidget")) )
+ {
+ return true;
+ }
+ }
+
+ return false;
+}
+
+// QClipboard uses qt_x_time as the timestamp for selection operations.
+// It is updated mainly from user actions, but Klipper polls the clipboard
+// without any user action triggering it, so qt_x_time may be old,
+// which could possibly lead to QClipboard reporting empty clipboard.
+// Therefore, qt_x_time needs to be updated to current X server timestamp.
+
+// Call KApplication::updateUserTime() only from functions that are
+// called from outside (DCOP), or from QTimer timeout !
+
+extern Time qt_x_time;
+extern Time qt_x_user_time;
+
+static Time next_x_time;
+static Bool update_x_time_predicate( Display*, XEvent* event, XPointer )
+{
+ if( next_x_time != CurrentTime )
+ return False;
+ // from qapplication_x11.cpp
+ switch ( event->type ) {
+ case ButtonPress:
+ // fallthrough intended
+ case ButtonRelease:
+ next_x_time = event->xbutton.time;
+ break;
+ case MotionNotify:
+ next_x_time = event->xmotion.time;
+ break;
+ case KeyPress:
+ // fallthrough intended
+ case KeyRelease:
+ next_x_time = event->xkey.time;
+ break;
+ case PropertyNotify:
+ next_x_time = event->xproperty.time;
+ break;
+ case EnterNotify:
+ case LeaveNotify:
+ next_x_time = event->xcrossing.time;
+ break;
+ case SelectionClear:
+ next_x_time = event->xselectionclear.time;
+ break;
+ default:
+ break;
+ }
+ return False;
+}
+
+void KlipperWidget::updateTimestamp()
+{ // Qt3.3.0 and 3.3.1 use qt_x_user_time for clipboard operations
+ Time& time = ( strcmp( qVersion(), "3.3.1" ) == 0
+ || strcmp( qVersion(), "3.3.0" ) == 0 )
+ ? qt_x_user_time : qt_x_time;
+ static QWidget* w = 0;
+ if ( !w )
+ w = new QWidget;
+ unsigned char data[ 1 ];
+ XChangeProperty( qt_xdisplay(), w->winId(), XA_ATOM, XA_ATOM, 8, PropModeAppend, data, 1 );
+ next_x_time = CurrentTime;
+ XEvent dummy;
+ XCheckIfEvent( qt_xdisplay(), &dummy, update_x_time_predicate, NULL );
+ if( next_x_time == CurrentTime )
+ {
+ XSync( qt_xdisplay(), False );
+ XCheckIfEvent( qt_xdisplay(), &dummy, update_x_time_predicate, NULL );
+ }
+ Q_ASSERT( next_x_time != CurrentTime );
+ time = next_x_time;
+ XEvent ev; // remove the PropertyNotify event from the events queue
+ XWindowEvent( qt_xdisplay(), w->winId(), PropertyChangeMask, &ev );
+}
+
+static const char * const description =
+ I18N_NOOP("KDE cut & paste history utility");
+
+void KlipperWidget::createAboutData()
+{
+ about_data = new KAboutData("klipper", I18N_NOOP("Klipper"),
+ klipper_version, description, KAboutData::License_GPL,
+ "(c) 1998, Andrew Stanley-Jones\n"
+ "1998-2002, Carsten Pfeiffer\n"
+ "2001, Patrick Dubroy");
+
+ about_data->addAuthor("Carsten Pfeiffer",
+ I18N_NOOP("Author"),
+ "pfeiffer@kde.org");
+
+ about_data->addAuthor("Andrew Stanley-Jones",
+ I18N_NOOP( "Original Author" ),
+ "asj@cban.com");
+
+ about_data->addAuthor("Patrick Dubroy",
+ I18N_NOOP("Contributor"),
+ "patrickdu@corel.com");
+
+ about_data->addAuthor( "Luboš Luňák",
+ I18N_NOOP("Bugfixes and optimizations"),
+ "l.lunak@kde.org");
+
+ about_data->addAuthor( "Esben Mose Hansen",
+ I18N_NOOP("Maintainer"),
+ "kde@mosehansen.dk");
+}
+
+void KlipperWidget::destroyAboutData()
+{
+ delete about_data;
+ about_data = NULL;
+}
+
+KAboutData* KlipperWidget::about_data;
+
+KAboutData* KlipperWidget::aboutData()
+{
+ return about_data;
+}
+
+Klipper::Klipper( QWidget* parent )
+ : KlipperWidget( parent, kapp->config())
+{
+}
+
+// this sucks ... KUniqueApplication registers itself as 'klipper'
+// for the unique-app detection calls (and it shouldn't use that name IMHO)
+// but in Klipper it's not KUniqueApplication class who handles
+// the DCOP calls, but an instance of class Klipper, registered as 'klipper'
+// this below avoids a warning when KUniqueApplication wouldn't otherwise
+// find newInstance() (which doesn't do anything in Klipper anyway)
+int Klipper::newInstance()
+{
+ kapp->dcopClient()->setPriorityCall(false); // Allow other dcop calls
+ return 0;
+}
+
+// this is used for quiting klipper process, if klipper is being started as an applet
+// (AKA ugly hack)
+void Klipper::quitProcess()
+{
+ kapp->dcopClient()->detach();
+ kapp->quit();
+}
+
+static void ensureGlobalSyncOff(KConfig* config) {
+ config->setGroup("General");
+ if ( config->readBoolEntry( "SynchronizeClipboardAndSelection" ) ) {
+ kdDebug() << "Shutting off global synchronization" << endl;
+ config->writeEntry("SynchronizeClipboardAndSelection",
+ false,
+ true,
+ true );
+ config->sync();
+ KClipboardSynchronizer::setSynchronizing( false );
+ KClipboardSynchronizer::setReverseSynchronizing( false );
+ KIPC::sendMessageAll( KIPC::ClipboardConfigChanged, 0 );
+ }
+
+}
+
+#include "toplevel.moc"