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570 lines
17 KiB
570 lines
17 KiB
/****************************************************************************
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**
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** Definition of TQApplication class
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**
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** Created : 931107
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the kernel module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef TQAPPLICATION_H
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#define TQAPPLICATION_H
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#ifndef QT_H
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#include "ntqdesktopwidget.h"
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#include "ntqasciidict.h"
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#include "ntqpalette.h"
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#include "ntqtranslator.h"
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#include "ntqstrlist.h"
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#include "ntqstringlist.h"
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#endif // QT_H
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class TQSessionManager;
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class TQStyle;
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class TQTranslator;
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class TQEventLoop;
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#if defined(TQ_WS_X11)
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class TQIMEvent;
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#endif
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#if defined(TQ_WS_QWS)
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class TQWSDecoration;
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#endif
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#ifdef TQT_THREAD_SUPPORT
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class TQMutex;
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class TQThread;
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#endif // TQT_THREAD_SUPPORT
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class TQApplication;
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extern TQ_EXPORT TQApplication *tqApp; // global application object
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class TQ_EXPORT TQApplication : public TQObject
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{
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TQ_OBJECT
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public:
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TQApplication( int &argc, char **argv );
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TQApplication( int &argc, char **argv, bool GUIenabled );
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TQApplication( int &argc, char **argv, bool GUIenabled, bool SMenabled );
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enum Type { Tty, GuiClient, GuiServer };
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TQApplication( int &argc, char **argv, Type );
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#if defined(TQ_WS_X11)
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TQApplication( Display* dpy, HANDLE visual = 0, HANDLE cmap = 0 );
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TQApplication( Display *dpy, int argc, char **argv,
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HANDLE visual = 0, HANDLE cmap= 0 );
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#endif
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virtual ~TQApplication();
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int argc() const;
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char **argv() const;
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Type type() const;
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#ifndef TQT_NO_STYLE
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static TQStyle &style();
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static void setStyle( TQStyle* );
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static TQStyle* setStyle( const TQString& );
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#endif
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#ifndef Q_QDOC
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enum ColorMode { NormalColors, CustomColors };
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static ColorMode colorMode();
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static void setColorMode( TQApplication::ColorMode );
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#endif
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enum ColorSpec { NormalColor=0, CustomColor=1, ManyColor=2 };
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static int colorSpec();
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static void setColorSpec( int );
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#ifndef TQT_NO_CURSOR
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static TQCursor *overrideCursor();
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static void setOverrideCursor( const TQCursor &, bool replace=FALSE );
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static void restoreOverrideCursor();
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#endif
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static bool hasGlobalMouseTracking();
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static void setGlobalMouseTracking( bool enable );
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#ifndef TQT_NO_PALETTE
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static TQPalette palette( const TQWidget* = 0 );
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static TQPalette palette( TQStringList );
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static void setPalette( const TQPalette &, bool informWidgets=FALSE,
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const char* className = 0 );
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#endif
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static TQFont font( const TQWidget* = 0 );
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static void setFont( const TQFont &, bool informWidgets=FALSE,
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const char* className = 0 );
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static TQFontMetrics fontMetrics();
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TQWidget *mainWidget() const;
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virtual void setMainWidget( TQWidget * );
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virtual void polish( TQWidget * );
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static TQWidgetList *allWidgets();
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static TQWidgetList *topLevelWidgets();
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static TQDesktopWidget *desktop();
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static TQWidget *activePopupWidget();
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static TQWidget *activeModalWidget();
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#ifndef TQT_NO_CLIPBOARD
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static TQClipboard *clipboard();
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#endif
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TQWidget *focusWidget() const;
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TQWidget *activeWindow() const;
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static TQWidget *widgetAt( int x, int y, bool child=FALSE );
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static TQWidget *widgetAt( const TQPoint &, bool child=FALSE );
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static TQEventLoop *eventLoop();
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int exec();
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void processEvents();
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void processEvents( int maxtime );
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void processOneEvent();
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bool hasPendingEvents();
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int enter_loop();
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void exit_loop();
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int loopLevel() const;
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static void exit( int retcode=0 );
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static bool sendEvent( TQObject *receiver, TQEvent *event );
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static void postEvent( TQObject *receiver, TQEvent *event );
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static void sendPostedEvents( TQObject *receiver, int event_type );
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static void sendPostedEvents();
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static void removePostedEvents( TQObject *receiver );
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virtual bool notify( TQObject *, TQEvent * );
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static bool startingUp();
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static bool closingDown();
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static void flushX();
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static void flush();
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static void syncX();
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static void beep();
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#ifndef TQT_NO_TRANSLATION
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# ifndef TQT_NO_TEXTCODEC
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void setDefaultCodec( TQTextCodec * );
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TQTextCodec* defaultCodec() const;
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# endif
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void installTranslator( TQTranslator * );
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void removeTranslator( TQTranslator * );
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#endif
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enum Encoding { DefaultCodec, UnicodeUTF8 };
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TQString translate( const char * context,
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const char * key,
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const char * comment = 0,
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Encoding encoding = DefaultCodec ) const;
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#ifndef TQT_NO_DIR
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TQString applicationDirPath();
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TQString applicationFilePath();
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#endif
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#ifndef TQT_NO_PALETTE
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// obsolete functions
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static void setWinStyleHighlightColor( const TQColor &c ) {
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TQPalette p( palette() );
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p.setColor( TQColorGroup::Highlight, c );
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setPalette( p, TRUE);
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}
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static const TQColor &winStyleHighlightColor() {
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return palette().active().highlight();
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}
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#endif
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static void setDesktopSettingsAware( bool );
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static bool desktopSettingsAware();
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static void setCursorFlashTime( int );
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static int cursorFlashTime();
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static void setDoubleClickInterval( int );
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static int doubleClickInterval();
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#ifndef TQT_NO_WHEELEVENT
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static void setWheelScrollLines( int );
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static int wheelScrollLines();
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#endif
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static void setGlobalStrut( const TQSize & );
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static TQSize globalStrut();
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#ifndef TQT_NO_COMPONENT
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static void setLibraryPaths( const TQStringList & );
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static TQStringList libraryPaths();
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static void addLibraryPath( const TQString & );
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static void removeLibraryPath( const TQString & );
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#endif // TQT_NO_COMPONENT
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static void setStartDragTime( int ms );
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static int startDragTime();
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static void setStartDragDistance( int l );
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static int startDragDistance();
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static void setReverseLayout( bool b );
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static bool reverseLayout();
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static int horizontalAlignment( int align );
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static bool isEffectEnabled( TQt::UIEffect );
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static void setEffectEnabled( TQt::UIEffect, bool enable = TRUE );
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#if defined(TQ_WS_MAC)
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virtual bool macEventFilter( EventHandlerCallRef, EventRef );
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#endif
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#if defined(TQ_WS_WIN)
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virtual bool winEventFilter( MSG * );
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#endif
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#if defined(TQ_WS_X11)
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virtual bool x11EventFilter( XEvent * );
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virtual int x11ClientMessage( TQWidget*, XEvent*, bool passive_only);
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int x11ProcessEvent( XEvent* );
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#endif
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#if defined(TQ_WS_QWS)
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virtual bool qwsEventFilter( TQWSEvent * );
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int qwsProcessEvent( TQWSEvent* );
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void qwsSetCustomColors( TQRgb *colortable, int start, int numColors );
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/*!
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\internal
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Returns true if the process is GUI server
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*/
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bool qwsIsGUIServer();
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#ifndef TQT_NO_QWS_MANAGER
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static TQWSDecoration &qwsDecoration();
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static void qwsSetDecoration( TQWSDecoration *);
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#endif
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#endif
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#if defined(Q_OS_WIN32) || defined(Q_OS_CYGWIN)
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static WindowsVersion winVersion();
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#elif defined(Q_OS_MAC)
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static MacintoshVersion macVersion();
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#endif
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#if defined(TQ_WS_WIN)
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void winFocus( TQWidget *, bool );
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static void winMouseButtonUp();
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#endif
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#ifndef TQT_NO_SESSIONMANAGER
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// session management
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bool isSessionRestored() const;
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TQString sessionId() const;
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TQString sessionKey() const;
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virtual void commitData( TQSessionManager& sm );
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virtual void saveState( TQSessionManager& sm );
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#endif
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#if defined(TQ_WS_X11)
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#if !defined(TQT_NO_IM_EXTENSIONS)
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virtual TQWidget *locateICHolderWidget( TQWidget *w );
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virtual TQWidgetList *icHolderWidgets();
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static void create_im();
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static void close_im();
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#else
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TQWidget *locateICHolderWidget( TQWidget *w );
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TQWidgetList *icHolderWidgets();
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static void create_xim();
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static void close_xim();
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#endif
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static TQString defaultInputMethod();
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void changeAllInputContext( const TQString & );
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static bool x11_apply_settings();
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#endif
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void wakeUpGuiThread();
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#if defined(TQT_THREAD_SUPPORT)
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void lock();
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void unlock(bool wakeUpGui = TRUE);
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bool locked();
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bool tryLock();
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#endif
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signals:
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void lastWindowClosed();
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void aboutToQuit();
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void guiThreadAwake();
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public slots:
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void quit();
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void closeAllWindows();
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void aboutTQt();
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#if defined(TQ_WS_QWS)
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protected:
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void setArgs(int, char **);
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#endif
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protected:
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bool event(TQEvent *);
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private:
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void construct( int &argc, char **argv, Type, bool enable_sm );
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void initialize( int, char **, bool enable_sm = true );
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void init_precmdline();
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void process_cmdline( int* argcptr, char ** argv );
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bool internalNotify( TQObject *, TQEvent * );
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#if defined(TQ_WS_QWS)
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static TQWidget *findChildWidget( const TQWidget *p, const TQPoint &pos );
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static TQWidget *findWidget( const TQObjectList&, const TQPoint &, bool rec );
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#endif
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#if defined(TQ_WS_MAC)
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bool do_mouse_down(Point *, bool *);
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static TQMAC_PASCAL OSStatus globalEventProcessor(EventHandlerCallRef, EventRef, void *);
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static TQMAC_PASCAL OSStatus globalAppleEventProcessor(const AppleEvent *, AppleEvent *, long);
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static TQMAC_PASCAL void qt_context_timer_callbk(EventLoopTimerRef, void *);
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static TQMAC_PASCAL void qt_select_timer_callbk(EventLoopTimerRef, void *);
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static bool qt_mac_apply_settings();
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friend class TQMacInputMethod;
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friend TQMAC_PASCAL OSStatus qt_window_event(EventHandlerCallRef, EventRef, void *);
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friend void qt_mac_update_os_settings();
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friend bool qt_set_socket_handler( int, int, TQObject *, bool);
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friend void qt_mac_destroy_widget(TQWidget *);
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friend void tqt_init(int *, char **, TQApplication::Type);
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#endif
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#if defined(TQ_WS_X11)
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private slots:
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void postIMEvent( TQObject *receiver, TQIMEvent *event );
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#endif
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public:
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#ifdef TQT_THREAD_SUPPORT
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static TQMutex *tqt_mutex;
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#endif // TQT_THREAD_SUPPORT
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private:
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int app_argc;
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char **app_argv;
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bool quit_now;
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int quit_code;
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static TQStyle *app_style;
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static int app_cspec;
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#ifndef TQT_NO_PALETTE
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static TQPalette *app_pal;
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#endif
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static TQFont *app_font;
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#ifndef TQT_NO_CURSOR
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static TQCursor *app_cursor;
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#endif
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#ifndef TQT_THREAD_SUPPORT
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static TQEventLoop* eventloop;
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#endif
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static int app_tracking;
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static bool is_app_running;
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static bool is_app_closing;
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static bool app_exit_loop;
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static int loop_level;
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static TQWidget *main_widget;
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static TQWidget *focus_widget;
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static TQWidget *active_window;
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static bool obey_desktop_settings;
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static int cursor_flash_time;
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static int mouse_double_click_time;
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static int wheel_scroll_lines;
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static int composedUnicode; // Value, meta-composed character
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static bool animate_ui;
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static bool animate_menu;
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static bool animate_tooltip;
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static bool animate_combo;
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static bool fade_menu;
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static bool fade_tooltip;
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static bool animate_toolbox;
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static bool widgetCount; // Coupled with -widgetcount switch
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static bool metaComposeUnicode;
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TQValueList<TQTranslator*> *translators;
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#ifndef TQT_NO_SESSIONMANAGER
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TQSessionManager *session_manager;
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TQString session_id;
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static TQString* session_key;
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bool is_session_restored;
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#endif
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#if defined(TQ_WS_X11)
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#if !defined (TQT_NO_STYLE)
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static void x11_initialize_style();
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#endif
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static TQString defaultIM; // default input method's name in this application.
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#endif
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static TQSize app_strut;
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#ifndef TQT_NO_COMPONENT
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static TQStringList *app_libpaths;
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#endif
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static TQAsciiDict<TQPalette> *app_palettes;
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static TQAsciiDict<TQFont> *app_fonts;
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static TQWidgetList *popupWidgets;
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bool inPopupMode() const;
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void closePopup( TQWidget *popup );
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void openPopup( TQWidget *popup );
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void setActiveWindow( TQWidget* act );
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static bool sendSpontaneousEvent( TQObject *receiver, TQEvent *event );
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static void removePostedEvent( TQEvent * );
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static void removePostedEvents( TQObject *receiver, int event_type );
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friend class TQObject;
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friend class TQWidget;
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friend class TQETWidget;
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friend class TQDialog;
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friend class TQAccelManager;
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friend class TQEvent;
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#ifdef TQT_THREAD_SUPPORT
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friend class TQThread;
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#endif // TQT_THREAD_SUPPORT
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friend class TQTranslator;
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friend class TQEventLoop;
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friend TQ_EXPORT void tqt_ucm_initialize( TQApplication * );
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#if defined(TQ_WS_WIN)
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friend bool qt_sendSpontaneousEvent( TQObject*, TQEvent* );
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#endif
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#if defined(TQ_WS_QWS)
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friend class TQInputContext;
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#endif
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private: // Disabled copy constructor and operator=
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#if defined(TQ_DISABLE_COPY)
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TQApplication( const TQApplication & );
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TQApplication &operator=( const TQApplication & );
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#endif
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private:
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static TQEventLoop* currentEventLoop();
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public:
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#ifdef TQT_THREAD_SUPPORT
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static TQThread* guiThread();
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static void threadTerminationHandler( TQThread * );
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#endif
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static bool isGuiThread();
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};
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inline int TQApplication::argc() const
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{
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return app_argc;
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}
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inline char **TQApplication::argv() const
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{
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return app_argv;
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}
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#if defined(TQ_WS_QWS)
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inline void TQApplication::setArgs(int c, char **v)
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{
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app_argc = c;
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app_argv = v;
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}
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#endif
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#ifndef TQT_NO_CURSOR
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inline TQCursor *TQApplication::overrideCursor()
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{
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return app_cursor;
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}
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#endif
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inline bool TQApplication::hasGlobalMouseTracking()
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{
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return app_tracking > 0;
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}
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inline TQWidget *TQApplication::mainWidget() const
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{
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return main_widget;
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}
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inline TQWidget *TQApplication::focusWidget() const
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{
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return focus_widget;
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}
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inline TQWidget *TQApplication::activeWindow() const
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{
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return active_window;
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}
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inline TQWidget *TQApplication::widgetAt( const TQPoint &p, bool child )
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{
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return widgetAt( p.x(), p.y(), child );
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}
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inline bool TQApplication::inPopupMode() const
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{
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return popupWidgets != 0;
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}
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#ifndef TQT_NO_SESSIONMANAGER
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inline bool TQApplication::isSessionRestored() const
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{
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return is_session_restored;
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}
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inline TQString TQApplication::sessionId() const
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|
{
|
|
return session_id;
|
|
}
|
|
|
|
inline TQString TQApplication::sessionKey() const
|
|
{
|
|
return session_key ? *session_key : TQString::null;
|
|
}
|
|
#endif
|
|
inline TQSize TQApplication::globalStrut()
|
|
{
|
|
return app_strut;
|
|
}
|
|
|
|
#ifdef TQT_NO_TRANSLATION
|
|
// Simple versions
|
|
inline TQString TQApplication::translate( const char *, const char *sourceText,
|
|
const char *, Encoding encoding ) const
|
|
{
|
|
#ifndef TQT_NO_TEXTCODEC
|
|
if ( encoding == UnicodeUTF8 )
|
|
return TQString::fromUtf8( sourceText );
|
|
else
|
|
#endif
|
|
return TQString::fromLatin1( sourceText );
|
|
}
|
|
#endif
|
|
|
|
inline int TQApplication::horizontalAlignment( int align )
|
|
{
|
|
align &= AlignHorizontal_Mask;
|
|
if ( align == AlignAuto ) {
|
|
if ( reverseLayout() )
|
|
align = AlignRight;
|
|
else
|
|
align = AlignLeft;
|
|
}
|
|
return align;
|
|
}
|
|
|
|
#endif // TQAPPLICATION_H
|
|
|