| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: window.h |
| 3 | // Purpose: wxWindow class |
| 4 | // Author: Julian Smart |
| 5 | // Modified by: |
| 6 | // Created: 17/09/98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Julian Smart |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifndef _WX_WINDOW_H_ |
| 13 | #define _WX_WINDOW_H_ |
| 14 | |
| 15 | #ifdef __GNUG__ |
| 16 | #pragma interface "window.h" |
| 17 | #endif |
| 18 | |
| 19 | #include "wx/region.h" |
| 20 | |
| 21 | // ---------------------------------------------------------------------------- |
| 22 | // wxWindow class for Motif - see also wxWindowBase |
| 23 | // ---------------------------------------------------------------------------- |
| 24 | |
| 25 | class wxWindowX11 : public wxWindowBase |
| 26 | { |
| 27 | friend class WXDLLEXPORT wxDC; |
| 28 | friend class WXDLLEXPORT wxWindowDC; |
| 29 | |
| 30 | public: |
| 31 | wxWindowX11() { Init(); } |
| 32 | |
| 33 | wxWindowX11(wxWindow *parent, |
| 34 | wxWindowID id, |
| 35 | const wxPoint& pos = wxDefaultPosition, |
| 36 | const wxSize& size = wxDefaultSize, |
| 37 | long style = 0, |
| 38 | const wxString& name = wxPanelNameStr) |
| 39 | { |
| 40 | Init(); |
| 41 | Create(parent, id, pos, size, style, name); |
| 42 | } |
| 43 | |
| 44 | virtual ~wxWindowX11(); |
| 45 | |
| 46 | bool Create(wxWindow *parent, |
| 47 | wxWindowID id, |
| 48 | const wxPoint& pos = wxDefaultPosition, |
| 49 | const wxSize& size = wxDefaultSize, |
| 50 | long style = 0, |
| 51 | const wxString& name = wxPanelNameStr); |
| 52 | |
| 53 | virtual void Raise(); |
| 54 | virtual void Lower(); |
| 55 | |
| 56 | virtual bool Show( bool show = TRUE ); |
| 57 | virtual bool Enable( bool enable = TRUE ); |
| 58 | |
| 59 | virtual void SetFocus(); |
| 60 | |
| 61 | virtual void WarpPointer(int x, int y); |
| 62 | |
| 63 | virtual void Refresh( bool eraseBackground = TRUE, |
| 64 | const wxRect *rect = (const wxRect *) NULL ); |
| 65 | virtual void Update(); |
| 66 | |
| 67 | virtual void Clear(); |
| 68 | |
| 69 | virtual bool SetBackgroundColour( const wxColour &colour ); |
| 70 | virtual bool SetForegroundColour( const wxColour &colour ); |
| 71 | |
| 72 | virtual bool SetCursor( const wxCursor &cursor ); |
| 73 | virtual bool SetFont( const wxFont &font ); |
| 74 | |
| 75 | virtual int GetCharHeight() const; |
| 76 | virtual int GetCharWidth() const; |
| 77 | virtual void GetTextExtent(const wxString& string, |
| 78 | int *x, int *y, |
| 79 | int *descent = (int *) NULL, |
| 80 | int *externalLeading = (int *) NULL, |
| 81 | const wxFont *theFont = (const wxFont *) NULL) |
| 82 | const; |
| 83 | |
| 84 | virtual void ScrollWindow( int dx, int dy, |
| 85 | const wxRect* rect = (wxRect *) NULL ); |
| 86 | |
| 87 | virtual void SetSizeHints(int minW, int minH, |
| 88 | int maxW = -1, int maxH = -1, |
| 89 | int incW = -1, int incH = -1); |
| 90 | #if wxUSE_DRAG_AND_DROP |
| 91 | virtual void SetDropTarget( wxDropTarget *dropTarget ); |
| 92 | #endif // wxUSE_DRAG_AND_DROP |
| 93 | |
| 94 | // Accept files for dragging |
| 95 | virtual void DragAcceptFiles(bool accept); |
| 96 | |
| 97 | // Get the unique identifier of a window |
| 98 | virtual WXWindow GetHandle() const { return GetMainWindow(); } |
| 99 | |
| 100 | // implementation from now on |
| 101 | // -------------------------- |
| 102 | |
| 103 | // accessors |
| 104 | // --------- |
| 105 | |
| 106 | // Get main X11 window |
| 107 | virtual WXWindow GetMainWindow() const; |
| 108 | |
| 109 | // Get X11 window representing the client area |
| 110 | virtual WXWindow GetClientAreaWindow() const; |
| 111 | |
| 112 | void SetLastClick(int button, long timestamp) |
| 113 | { m_lastButton = button; m_lastTS = timestamp; } |
| 114 | |
| 115 | int GetLastClickedButton() const { return m_lastButton; } |
| 116 | long GetLastClickTime() const { return m_lastTS; } |
| 117 | |
| 118 | // Gives window a chance to do something in response to a size message, e.g. |
| 119 | // arrange status bar, toolbar etc. |
| 120 | virtual bool PreResize(); |
| 121 | |
| 122 | // Generates paint events from m_updateRegion |
| 123 | void SendPaintEvents(); |
| 124 | |
| 125 | // Generates paint events from flag |
| 126 | void SendNcPaintEvents(); |
| 127 | |
| 128 | // Generates erase events from m_clearRegion |
| 129 | void SendEraseEvents(); |
| 130 | |
| 131 | // Clip to paint region? |
| 132 | bool GetClipPaintRegion() { return m_clipPaintRegion; } |
| 133 | |
| 134 | // Return clear region |
| 135 | wxRegion &GetClearRegion() { return m_clearRegion; } |
| 136 | |
| 137 | void NeedUpdateNcAreaInIdle( bool update = TRUE ) { m_updateNcArea = update; } |
| 138 | |
| 139 | // Inserting into main window instead of client |
| 140 | // window. This is mostly for a wxWindow's own |
| 141 | // scrollbars. |
| 142 | void SetInsertIntoMain( bool insert = TRUE ) { m_insertIntoMain = insert; } |
| 143 | bool GetInsertIntoMain() { return m_insertIntoMain; } |
| 144 | |
| 145 | // sets the fore/background colour for the given widget |
| 146 | static void DoChangeForegroundColour(WXWindow widget, wxColour& foregroundColour); |
| 147 | static void DoChangeBackgroundColour(WXWindow widget, wxColour& backgroundColour, bool changeArmColour = FALSE); |
| 148 | |
| 149 | // For implementation purposes - sometimes decorations make the client area |
| 150 | // smaller |
| 151 | virtual wxPoint GetClientAreaOrigin() const; |
| 152 | |
| 153 | // I don't want users to override what's done in idle so everything that |
| 154 | // has to be done in idle time in order for wxX11 to work is done in |
| 155 | // OnInternalIdle |
| 156 | virtual void OnInternalIdle(); |
| 157 | |
| 158 | // For compatibility across platforms (not in event table) |
| 159 | void OnIdle(wxIdleEvent& WXUNUSED(event)) {} |
| 160 | |
| 161 | protected: |
| 162 | // Responds to colour changes: passes event on to children. |
| 163 | void OnSysColourChanged(wxSysColourChangedEvent& event); |
| 164 | |
| 165 | // For double-click detection |
| 166 | long m_lastTS; // last timestamp |
| 167 | int m_lastButton; // last pressed button |
| 168 | |
| 169 | protected: |
| 170 | WXWindow m_mainWindow; |
| 171 | WXWindow m_clientWindow; |
| 172 | bool m_insertIntoMain; |
| 173 | |
| 174 | bool m_winCaptured; |
| 175 | wxRegion m_clearRegion; |
| 176 | bool m_clipPaintRegion; |
| 177 | bool m_updateNcArea; |
| 178 | bool m_needsInputFocus; // Input focus set in OnIdle |
| 179 | |
| 180 | // implement the base class pure virtuals |
| 181 | virtual void DoClientToScreen( int *x, int *y ) const; |
| 182 | virtual void DoScreenToClient( int *x, int *y ) const; |
| 183 | virtual void DoGetPosition( int *x, int *y ) const; |
| 184 | virtual void DoGetSize( int *width, int *height ) const; |
| 185 | virtual void DoGetClientSize( int *width, int *height ) const; |
| 186 | virtual void DoSetSize(int x, int y, |
| 187 | int width, int height, |
| 188 | int sizeFlags = wxSIZE_AUTO); |
| 189 | virtual void DoSetClientSize(int width, int height); |
| 190 | virtual void DoMoveWindow(int x, int y, int width, int height); |
| 191 | virtual void DoCaptureMouse(); |
| 192 | virtual void DoReleaseMouse(); |
| 193 | |
| 194 | #if wxUSE_TOOLTIPS |
| 195 | virtual void DoSetToolTip( wxToolTip *tip ); |
| 196 | #endif // wxUSE_TOOLTIPS |
| 197 | |
| 198 | private: |
| 199 | // common part of all ctors |
| 200 | void Init(); |
| 201 | |
| 202 | DECLARE_DYNAMIC_CLASS(wxWindowX11) |
| 203 | DECLARE_NO_COPY_CLASS(wxWindowX11) |
| 204 | DECLARE_EVENT_TABLE() |
| 205 | }; |
| 206 | |
| 207 | // ---------------------------------------------------------------------------- |
| 208 | // A little class to switch off `size optimization' while an instance of the |
| 209 | // object exists: this may be useful to temporarily disable the optimisation |
| 210 | // which consists to do nothing when the new size is equal to the old size - |
| 211 | // although quite useful usually to avoid flicker, sometimes it leads to |
| 212 | // undesired effects. |
| 213 | // |
| 214 | // Usage: create an instance of this class on the stack to disable the size |
| 215 | // optimisation, it will be reenabled as soon as the object goes out from scope. |
| 216 | // ---------------------------------------------------------------------------- |
| 217 | |
| 218 | class WXDLLEXPORT wxNoOptimize |
| 219 | { |
| 220 | public: |
| 221 | wxNoOptimize() { ms_count++; } |
| 222 | ~wxNoOptimize() { ms_count--; } |
| 223 | |
| 224 | static bool CanOptimize() { return ms_count == 0; } |
| 225 | |
| 226 | protected: |
| 227 | static int ms_count; |
| 228 | }; |
| 229 | |
| 230 | #endif |
| 231 | // _WX_WINDOW_H_ |