vcl/inc/unx/salframe.h

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_VCL_INC_UNX_SALFRAME_H
  21 #define INCLUDED_VCL_INC_UNX_SALFRAME_H
  22
  23 #include <X11/Xlib.h>
  24 #include <X11/Xutil.h>
  25
  26 #include <unx/salunx.h>
  27 #include <unx/saltype.h>
  28 #include <unx/saldisp.hxx>
  29 #include <unx/screensaverinhibitor.hxx>
  30 #include <unx/nativewindowhandleprovider.hxx>
  31 #include <salframe.hxx>
  32 #include <salwtype.hxx>
  33 #include <salinst.hxx>
  34
  35 #include <vcl/ptrstyle.hxx>
  36 #include <vcl/sysdata.hxx>
  37 #include <vcl/timer.hxx>
  38 #include <vclpluginapi.h>
  39
  40 #include <list>
  41
  42 class   X11SalGraphics;
  43 class   SalI18N_InputContext;
  44
  45 namespace vcl_sal { class WMAdaptor; class NetWMAdaptor; class GnomeWMAdaptor; }
  46
  47 // X11SalFrame
  48 #define SHOWSTATE_UNKNOWN       -1
  49 #define SHOWSTATE_MINIMIZED     0
  50 #define SHOWSTATE_NORMAL        1
  51 #define SHOWSTATE_HIDDEN        2
  52
  53 enum class WMWindowType
  54 {
  55     Normal,
  56     ModelessDialogue,
  57     Utility,
  58     Splash,
  59     Toolbar,
  60     Dock
  61 };
  62
  63 class VCLPLUG_GEN_PUBLIC X11SalFrame : public SalFrame, public NativeWindowHandleProvider
  64 {
  65     friend class vcl_sal::WMAdaptor;
  66     friend class vcl_sal::NetWMAdaptor;
  67     friend class vcl_sal::GnomeWMAdaptor;
  68
  69     X11SalFrame*    mpParent;             // pointer to parent frame
  70                                           // which should never obscure this frame
  71     bool            mbTransientForRoot;
  72     std::list< X11SalFrame* > maChildren; // List of child frames
  73
  74     SalDisplay     *pDisplay_;
  75     SalX11Screen    m_nXScreen;
  76     ::Window        mhWindow;
  77     ::Window        mhShellWindow;
  78     ::Window        mhForeignParent;
  79     // window to fall back to when no longer in fullscreen mode
  80     ::Window        mhStackingWindow;
  81     // window to listen for CirculateNotify events
  82
  83     Cursor          hCursor_;
  84     int             nCaptured_;         // is captured
  85
  86     X11SalGraphics  *pGraphics_;            // current frame graphics
  87     X11SalGraphics  *pFreeGraphics_;        // first free frame graphics
  88
  89     sal_uInt16      nKeyCode_;          // last key code
  90     sal_uInt16      nKeyState_;         // last key state
  91     bool            mbSendExtKeyModChange;
  92     ModKeyFlags     mnExtKeyMod;
  93
  94     int             nShowState_;        // show state
  95     int             nWidth_;            // client width
  96     int             nHeight_;           // client height
  97     tools::Rectangle       maRestorePosSize;
  98     SalFrameStyleFlags nStyle_;
  99     SalExtStyle     mnExtStyle;
 100     bool            bAlwaysOnTop_;
 101     bool            bViewable_;
 102     bool            bMapped_;
 103     bool            mbInShow;
 104     bool            bDefaultPosition_;  // client is centered initially
 105     bool            m_bXEmbed;
 106     int             nVisibility_;
 107     int             m_nWorkArea;
 108     bool            m_bSetFocusOnMap;
 109
 110     ScreenSaverInhibitor maScreenSaverInhibitor;
 111     tools::Rectangle       maPaintRegion;
 112
 113     Timer           maAlwaysOnTopRaiseTimer;
 114
 115     // data for WMAdaptor
 116     WMWindowType    meWindowType;
 117     int             mnDecorationFlags;
 118     bool            mbMaximizedVert;
 119     bool            mbMaximizedHorz;
 120     bool            mbShaded;
 121     bool            mbFullScreen;
 122
 123     // icon id
 124     int             mnIconID;
 125
 126     OUString        m_aTitle;
 127
 128     OUString        m_sWMClass;
 129
 130     SystemEnvData maSystemChildData;
 131
 132     SalI18N_InputContext *mpInputContext;
 133     Bool            mbInputFocus;
 134
 135     XRectangle*     m_pClipRectangles;
 136     int             m_nCurClipRect;
 137     int             m_nMaxClipRect;
 138
 139     bool mPendingSizeEvent;
 140
 141     void            GetPosSize( tools::Rectangle &rPosSize );
 142     void            SetSize   ( const Size      &rSize );
 143     void            Center();
 144     void            SetPosSize( const tools::Rectangle &rPosSize );
 145     void            Minimize();
 146     void            Maximize();
 147     void            Restore();
 148
 149     void            RestackChildren( ::Window* pTopLevelWindows, int nTopLevelWindows );
 150     void            RestackChildren();
 151
 152     long            HandleKeyEvent      ( XKeyEvent         *pEvent );
 153     long            HandleMouseEvent    ( XEvent            *pEvent );
 154     long            HandleFocusEvent    ( XFocusChangeEvent *pEvent );
 155     long            HandleExposeEvent   ( XEvent            *pEvent );
 156     long            HandleSizeEvent     ( XConfigureEvent   *pEvent );
 157     long            HandleStateEvent    ( XPropertyEvent    *pEvent );
 158     long            HandleReparentEvent ( XReparentEvent    *pEvent );
 159     long            HandleClientMessage ( XClientMessageEvent*pEvent );
 160
 161     DECL_LINK( HandleAlwaysOnTopRaise, Timer*, void );
 162
 163     void            createNewWindow( ::Window aParent, SalX11Screen nXScreen = SalX11Screen( -1 ) );
 164     void            updateScreenNumber();
 165
 166     void            setXEmbedInfo();
 167     void            askForXEmbedFocus( sal_Int32 i_nTimeCode );
 168
 169     void            updateWMClass();
 170 public:
 171     X11SalFrame( SalFrame* pParent, SalFrameStyleFlags nSalFrameStyle, SystemParentData* pSystemParent = nullptr );
 172     virtual ~X11SalFrame() override;
 173
 174     long            Dispatch( XEvent *pEvent );
 175     void            Init( SalFrameStyleFlags nSalFrameStyle, SalX11Screen nScreen,
 176                           SystemParentData* pParentData, bool bUseGeometry = false );
 177
 178     SalDisplay* GetDisplay() const
 179     {
 180         return pDisplay_;
 181     }
 182     Display *GetXDisplay() const
 183     {
 184         return pDisplay_->GetDisplay();
 185     }
 186     const SalX11Screen&     GetScreenNumber() const { return m_nXScreen; }
 187     ::Window                GetWindow() const { return mhWindow; }
 188     ::Window                GetShellWindow() const { return mhShellWindow; }
 189     ::Window                GetForeignParent() const { return mhForeignParent; }
 190     ::Window                GetStackingWindow() const { return mhStackingWindow; }
 191     void                    Close() const { CallCallback( SalEvent::Close, nullptr ); }
 192     SalFrameStyleFlags      GetStyle() const { return nStyle_; }
 193
 194     Cursor                  GetCursor() const { return hCursor_; }
 195     bool                    IsCaptured() const { return nCaptured_ == 1; }
 196 #if !defined(__synchronous_extinput__)
 197     void                    HandleExtTextEvent (XClientMessageEvent *pEvent);
 198 #endif
 199     bool                    IsOverrideRedirect() const;
 200     bool                    IsChildWindow() const { return bool(nStyle_ & (SalFrameStyleFlags::PLUG|SalFrameStyleFlags::SYSTEMCHILD)); }
 201     bool                    IsSysChildWindow() const { return bool(nStyle_ & (SalFrameStyleFlags::SYSTEMCHILD)); }
 202     bool                    IsFloatGrabWindow() const;
 203     SalI18N_InputContext* getInputContext() const { return mpInputContext; }
 204     bool                    isMapped() const { return bMapped_; }
 205     bool                    hasFocus() const { return mbInputFocus; }
 206
 207     void                    beginUnicodeSequence();
 208     bool                    appendUnicodeSequence( sal_Unicode );
 209     bool                    endUnicodeSequence();
 210
 211     virtual SalGraphics*        AcquireGraphics() override;
 212     virtual void                ReleaseGraphics( SalGraphics* pGraphics ) override;
 213
 214     // call with true to clear graphics (setting None as drawable)
 215     // call with false to setup graphics with window (GetWindow())
 216     virtual void                updateGraphics( bool bClear );
 217
 218     virtual bool                PostEvent(ImplSVEvent* pData) override;
 219
 220     virtual void                SetTitle( const OUString& rTitle ) override;
 221     virtual void                SetIcon( sal_uInt16 nIcon ) override;
 222     virtual void                SetMenu( SalMenu* pMenu ) override;
 223     virtual void                                DrawMenuBar() override;
 224
 225     virtual void                SetExtendedFrameStyle( SalExtStyle nExtStyle ) override;
 226     virtual void                Show( bool bVisible, bool bNoActivate = false ) override;
 227     virtual void                SetMinClientSize( long nWidth, long nHeight ) override;
 228     virtual void                SetMaxClientSize( long nWidth, long nHeight ) override;
 229     virtual void                SetPosSize( long nX, long nY, long nWidth, long nHeight, sal_uInt16 nFlags ) override;
 230     virtual void                GetClientSize( long& rWidth, long& rHeight ) override;
 231     virtual void                GetWorkArea( tools::Rectangle& rRect ) override;
 232     virtual SalFrame*           GetParent() const override;
 233     virtual void                SetWindowState( const SalFrameState* pState ) override;
 234     virtual bool                GetWindowState( SalFrameState* pState ) override;
 235     virtual void                ShowFullScreen( bool bFullScreen, sal_Int32 nMonitor ) override;
 236     virtual void                StartPresentation( bool bStart ) override;
 237     virtual void                SetAlwaysOnTop( bool bOnTop ) override;
 238     virtual void                ToTop( SalFrameToTop nFlags ) override;
 239     virtual void                SetPointer( PointerStyle ePointerStyle ) override;
 240     virtual void                CaptureMouse( bool bMouse ) override;
 241     virtual void                SetPointerPos( long nX, long nY ) override;
 242     using SalFrame::Flush;
 243     virtual void                Flush() override;
 244     virtual void                SetInputContext( SalInputContext* pContext ) override;
 245     virtual void                EndExtTextInput( EndExtTextInputFlags nFlags ) override;
 246     virtual OUString              GetKeyName( sal_uInt16 nKeyCode ) override;
 247     virtual bool                MapUnicodeToKeyCode( sal_Unicode aUnicode, LanguageType aLangType, vcl::KeyCode& rKeyCode ) override;
 248     virtual LanguageType        GetInputLanguage() override;
 249     virtual void                UpdateSettings( AllSettings& rSettings ) override;
 250     virtual void                Beep() override;
 251     virtual const SystemEnvData*    GetSystemData() const override;
 252     virtual SalPointerState     GetPointerState() override;
 253     virtual KeyIndicatorState   GetIndicatorState() override;
 254     virtual void                SimulateKeyPress( sal_uInt16 nKeyCode ) override;
 255     virtual void                SetParent( SalFrame* pNewParent ) override;
 256     virtual bool                SetPluginParent( SystemParentData* pNewParent ) override;
 257
 258     virtual void                SetScreenNumber( unsigned int ) override;
 259     virtual void                SetApplicationID( const OUString &rWMClass ) override;
 260
 261     // shaped system windows
 262     // set clip region to none (-> rectangular windows, normal state)
 263     virtual void                    ResetClipRegion() override;
 264     // start setting the clipregion consisting of nRects rectangles
 265     virtual void                    BeginSetClipRegion( sal_uIntPtr nRects ) override;
 266     // add a rectangle to the clip region
 267     virtual void                    UnionClipRegion( long nX, long nY, long nWidth, long nHeight ) override;
 268     // done setting up the clipregion
 269     virtual void                    EndSetClipRegion() override;
 270
 271     virtual sal_uIntPtr         GetNativeWindowHandle() override;
 272
 273     /// @internal
 274     void setPendingSizeEvent();
 275 };
 276
 277 #endif // INCLUDED_VCL_INC_UNX_SALFRAME_H
 278
 279 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */