diff options
Diffstat (limited to 'vcl/inc/unx/gtk/gtkframe.hxx')
| -rw-r--r-- | vcl/inc/unx/gtk/gtkframe.hxx | 407 |
1 files changed, 407 insertions, 0 deletions
diff --git a/vcl/inc/unx/gtk/gtkframe.hxx b/vcl/inc/unx/gtk/gtkframe.hxx new file mode 100644 index 000000000000..d03537361056 --- /dev/null +++ b/vcl/inc/unx/gtk/gtkframe.hxx @@ -0,0 +1,407 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef _VCL_GTKFRAME_HXX +#define _VCL_GTKFRAME_HXX + +#include <tools/prex.h> +#include <gtk/gtk.h> +#include <gdk/gdk.h> +#include <gdk/gdkx.h> +#include <gdk/gdkkeysyms.h> +#include <tools/postx.h> + +#include <salframe.hxx> +#include <vcl/sysdata.hxx> + +#include "tools/link.hxx" + +#include <list> +#include <vector> + +class GtkSalGraphics; +class GtkSalDisplay; + +class GtkSalFrame : public SalFrame +{ + static const int nMaxGraphics = 2; + + struct GraphicsHolder + { + GtkSalGraphics* pGraphics; + bool bInUse; + GraphicsHolder() + : pGraphics( NULL ), + bInUse( false ) + {} + ~GraphicsHolder(); + }; + + struct IMHandler + { + //-------------------------------------------------------- + // Not all GTK Input Methods swallow key release + // events. Since they swallow the key press events and we + // are left with the key release events, we need to + // manually swallow those. To do this, we keep a list of + // the previous 10 key press events in each GtkSalFrame + // and when we get a key release that matches one of the + // key press events in our list, we swallow it. + struct PreviousKeyPress + { + GdkWindow *window; + gint8 send_event; + guint32 time; + guint state; + guint keyval; + guint16 hardware_keycode; + guint8 group; + + PreviousKeyPress (GdkEventKey *event) + : window (NULL), + send_event (0), + time (0), + state (0), + keyval (0), + hardware_keycode (0), + group (0) + { + if (event) + { + window = event->window; + send_event = event->send_event; + time = event->time; + state = event->state; + keyval = event->keyval; + hardware_keycode = event->hardware_keycode; + group = event->group; + } + } + + PreviousKeyPress( const PreviousKeyPress& rPrev ) + : window( rPrev.window ), + send_event( rPrev.send_event ), + time( rPrev.time ), + state( rPrev.state ), + keyval( rPrev.keyval ), + hardware_keycode( rPrev.hardware_keycode ), + group( rPrev.group ) + {} + + bool operator== (GdkEventKey *event) const + { + return (event != NULL) + && (event->window == window) + && (event->send_event == send_event) + && (event->state == state) + && (event->keyval == keyval) + && (event->hardware_keycode == hardware_keycode) + && (event->group == group) + && (event->time - time < 3) + ; + } + }; + + + GtkSalFrame* m_pFrame; + std::list< PreviousKeyPress > m_aPrevKeyPresses; + int m_nPrevKeyPresses; // avoid using size() + GtkIMContext* m_pIMContext; + bool m_bFocused; + bool m_bPreeditJustChanged; + SalExtTextInputEvent m_aInputEvent; + std::vector< sal_uInt16 > m_aInputFlags; + + IMHandler( GtkSalFrame* ); + ~IMHandler(); + + void createIMContext(); + void deleteIMContext(); + void updateIMSpotLocation(); + void setInputContext( SalInputContext* pContext ); + void endExtTextInput( sal_uInt16 nFlags ); + bool handleKeyEvent( GdkEventKey* pEvent ); + void focusChanged( bool bFocusIn ); + + void doCallEndExtTextInput(); + void sendEmptyCommit(); + + + static void signalIMCommit( GtkIMContext*, gchar*, gpointer ); + static gboolean signalIMDeleteSurrounding( GtkIMContext*, gint, gint, gpointer ); + static void signalIMPreeditChanged( GtkIMContext*, gpointer ); + static void signalIMPreeditEnd( GtkIMContext*, gpointer ); + static void signalIMPreeditStart( GtkIMContext*, gpointer ); + static gboolean signalIMRetrieveSurrounding( GtkIMContext*, gpointer ); + }; + friend struct IMHandler; + + int m_nScreen; + GtkWidget* m_pWindow; + GdkWindow* m_pForeignParent; + GdkNativeWindow m_aForeignParentWindow; + GdkWindow* m_pForeignTopLevel; + GdkNativeWindow m_aForeignTopLevelWindow; + Pixmap m_hBackgroundPixmap; + sal_uLong m_nStyle; + SalExtStyle m_nExtStyle; + GtkFixed* m_pFixedContainer; + GtkSalFrame* m_pParent; + std::list< GtkSalFrame* > m_aChildren; + GdkWindowState m_nState; + SystemEnvData m_aSystemData; + GraphicsHolder m_aGraphics[ nMaxGraphics ]; + sal_uInt16 m_nKeyModifiers; + GdkCursor *m_pCurrentCursor; + GdkVisibilityState m_nVisibility; + PointerStyle m_ePointerStyle; + int m_nSavedScreenSaverTimeout; + guint m_nGSMCookie; + int m_nWorkArea; + bool m_bFullscreen; + bool m_bSingleAltPress; + bool m_bDefaultPos; + bool m_bDefaultSize; + bool m_bSendModChangeOnRelease; + bool m_bWindowIsGtkPlug; + bool m_bSetFocusOnMap; + String m_aTitle; + + IMHandler* m_pIMHandler; + + Size m_aMaxSize; + Size m_aMinSize; + Rectangle m_aRestorePosSize; + + GdkRegion* m_pRegion; + + void Init( SalFrame* pParent, sal_uLong nStyle ); + void Init( SystemParentData* pSysData ); + void InitCommon(); + + // signals + static gboolean signalButton( GtkWidget*, GdkEventButton*, gpointer ); + static void signalStyleSet( GtkWidget*, GtkStyle* pPrevious, gpointer ); + static gboolean signalExpose( GtkWidget*, GdkEventExpose*, gpointer ); + static gboolean signalFocus( GtkWidget*, GdkEventFocus*, gpointer ); + static gboolean signalMap( GtkWidget*, GdkEvent*, gpointer ); + static gboolean signalUnmap( GtkWidget*, GdkEvent*, gpointer ); + static gboolean signalConfigure( GtkWidget*, GdkEventConfigure*, gpointer ); + static gboolean signalMotion( GtkWidget*, GdkEventMotion*, gpointer ); + static gboolean signalKey( GtkWidget*, GdkEventKey*, gpointer ); + static gboolean signalDelete( GtkWidget*, GdkEvent*, gpointer ); + static gboolean signalState( GtkWidget*, GdkEvent*, gpointer ); + static gboolean signalScroll( GtkWidget*, GdkEvent*, gpointer ); + static gboolean signalCrossing( GtkWidget*, GdkEventCrossing*, gpointer ); + static gboolean signalVisibility( GtkWidget*, GdkEventVisibility*, gpointer ); + static void signalDestroy( GtkObject*, gpointer ); + + void Center(); + void SetDefaultSize(); + void setAutoLock( bool bLock ); + void setScreenSaverTimeout( int nTimeout ); + + void doKeyCallback( guint state, + guint keyval, + guint16 hardware_keycode, + guint8 group, + guint32 time, + sal_Unicode aOrigCode, + bool bDown, + bool bSendRelease + ); + + + GdkNativeWindow findTopLevelSystemWindow( GdkNativeWindow aWindow ); + + static int m_nFloats; + + bool isFloatGrabWindow() const + { + return + (m_nStyle & SAL_FRAME_STYLE_FLOAT) && // only a float can be floatgrab + !(m_nStyle & SAL_FRAME_STYLE_TOOLTIP) && // tool tips are not + !(m_nStyle & SAL_FRAME_STYLE_OWNERDRAWDECORATION) && // toolbars are also not + !(m_nStyle & SAL_FRAME_STYLE_FLOAT_FOCUSABLE); // focusable floats are not + } + + bool isChild( bool bPlug = true, bool bSysChild = true ) + { + sal_uLong nMask = 0; + if( bPlug ) + nMask |= SAL_FRAME_STYLE_PLUG; + if( bSysChild ) + nMask |= SAL_FRAME_STYLE_SYSTEMCHILD; + return (m_nStyle & nMask) != 0; + } + + void resizeWindow( long nWidth, long nHeight ); + void moveWindow( long nX, long nY ); + + Size calcDefaultSize(); + + void setMinMaxSize(); + void createNewWindow( XLIB_Window aParent, bool bXEmbed, int nScreen ); + void askForXEmbedFocus( sal_Int32 nTimecode ); + + DECL_LINK( ImplDelayedFullScreenHdl, void* ); +public: + GtkSalFrame( SalFrame* pParent, sal_uLong nStyle ); + GtkSalFrame( SystemParentData* pSysData ); + + // dispatches an event, returns true if dispatched + // and false else; if true was returned the event should + // be swallowed + bool Dispatch( const XEvent* pEvent ); + void grabPointer( sal_Bool bGrab, sal_Bool bOwnerEvents = sal_False ); + + GtkSalDisplay* getDisplay(); + GdkDisplay* getGdkDisplay(); + GtkWidget* getWindow() const { return m_pWindow; } + GtkFixed* getFixedContainer() const { return m_pFixedContainer; } + GdkWindow* getForeignParent() const { return m_pForeignParent; } + GdkNativeWindow getForeignParentWindow() const { return m_aForeignParentWindow; } + GdkWindow* getForeignTopLevel() const { return m_pForeignTopLevel; } + GdkNativeWindow getForeignTopLevelWindow() const { return m_aForeignTopLevelWindow; } + GdkVisibilityState getVisibilityState() const + { return m_nVisibility; } + Pixmap getBackgroundPixmap() const { return m_hBackgroundPixmap; } + int getScreenNumber() const { return m_nScreen; } + void updateScreenNumber(); + + void moveToScreen( int nScreen ); + + virtual ~GtkSalFrame(); + + // SalGraphics or NULL, but two Graphics for all SalFrames + // must be returned + virtual SalGraphics* GetGraphics(); + virtual void ReleaseGraphics( SalGraphics* pGraphics ); + + // Event must be destroyed, when Frame is destroyed + // When Event is called, SalInstance::Yield() must be returned + virtual sal_Bool PostEvent( void* pData ); + + virtual void SetTitle( const XubString& rTitle ); + virtual void SetIcon( sal_uInt16 nIcon ); + virtual void SetMenu( SalMenu *pSalMenu ); + virtual void DrawMenuBar(); + + virtual void SetExtendedFrameStyle( SalExtStyle nExtStyle ); + // Before the window is visible, a resize event + // must be sent with the correct size + virtual void Show( sal_Bool bVisible, sal_Bool bNoActivate = sal_False ); + virtual void Enable( sal_Bool bEnable ); + // Set ClientSize and Center the Window to the desktop + // and send/post a resize message + virtual void SetMinClientSize( long nWidth, long nHeight ); + virtual void SetMaxClientSize( long nWidth, long nHeight ); + virtual void SetPosSize( long nX, long nY, long nWidth, long nHeight, sal_uInt16 nFlags ); + virtual void GetClientSize( long& rWidth, long& rHeight ); + virtual void GetWorkArea( Rectangle& rRect ); + virtual SalFrame* GetParent() const; + virtual void SetWindowState( const SalFrameState* pState ); + virtual sal_Bool GetWindowState( SalFrameState* pState ); + virtual void ShowFullScreen( sal_Bool bFullScreen, sal_Int32 nDisplay ); + // Enable/Disable ScreenSaver, SystemAgents, ... + virtual void StartPresentation( sal_Bool bStart ); + // Show Window over all other Windows + virtual void SetAlwaysOnTop( sal_Bool bOnTop ); + + // Window to top and grab focus + virtual void ToTop( sal_uInt16 nFlags ); + + // this function can call with the same + // pointer style + virtual void SetPointer( PointerStyle ePointerStyle ); + virtual void CaptureMouse( sal_Bool bMouse ); + virtual void SetPointerPos( long nX, long nY ); + + // flush output buffer + using SalFrame::Flush; + virtual void Flush(); + // flush output buffer, wait till outstanding operations are done + virtual void Sync(); + + virtual void SetInputContext( SalInputContext* pContext ); + virtual void EndExtTextInput( sal_uInt16 nFlags ); + + virtual String GetKeyName( sal_uInt16 nKeyCode ); + virtual String GetSymbolKeyName( const XubString& rFontName, sal_uInt16 nKeyCode ); + virtual sal_Bool MapUnicodeToKeyCode( sal_Unicode aUnicode, LanguageType aLangType, KeyCode& rKeyCode ); + + // returns the input language used for the last key stroke + // may be LANGUAGE_DONTKNOW if not supported by the OS + virtual LanguageType GetInputLanguage(); + + virtual SalBitmap* SnapShot(); + + virtual void UpdateSettings( AllSettings& rSettings ); + + virtual void Beep( SoundType eSoundType ); + + // returns system data (most prominent: window handle) + virtual const SystemEnvData* GetSystemData() const; + + + // get current modifier and button mask + virtual SalPointerState GetPointerState(); + + // set new parent window + virtual void SetParent( SalFrame* pNewParent ); + // reparent window to act as a plugin; implementation + // may choose to use a new system window internally + // return false to indicate failure + virtual bool SetPluginParent( SystemParentData* pNewParent ); + + virtual void SetBackgroundBitmap( SalBitmap* ); + + virtual void SetScreenNumber( unsigned int ); + + // shaped system windows + // set clip region to none (-> rectangular windows, normal state) + virtual void ResetClipRegion(); + // start setting the clipregion consisting of nRects rectangles + virtual void BeginSetClipRegion( sal_uLong nRects ); + // add a rectangle to the clip region + virtual void UnionClipRegion( long nX, long nY, long nWidth, long nHeight ); + // done setting up the clipregion + virtual void EndSetClipRegion(); + + static GtkSalFrame *getFromWindow( GtkWindow *pWindow ); +}; + + +#define OOO_TYPE_FIXED ooo_fixed_get_type() + +extern "C" { + +GType ooo_fixed_get_type( void ); + +} // extern "C" + +#endif //_VCL_GTKFRAME_HXX |