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In the object destructor, Disassociate the object from its Cocoa counterpart
[wxWidgets.git] / include / wx / x11 / window.h
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 #if defined(__GNUG__) && !defined(__APPLE__)
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 protected:
159 // Responds to colour changes: passes event on to children.
160 void OnSysColourChanged(wxSysColourChangedEvent& event);
161
162 // For double-click detection
163 long m_lastTS; // last timestamp
164 int m_lastButton; // last pressed button
165
166 protected:
167 WXWindow m_mainWindow;
168 WXWindow m_clientWindow;
169 bool m_insertIntoMain;
170
171 bool m_winCaptured;
172 wxRegion m_clearRegion;
173 bool m_clipPaintRegion;
174 bool m_updateNcArea;
175 bool m_needsInputFocus; // Input focus set in OnIdle
176
177 // implement the base class pure virtuals
178 virtual void DoClientToScreen( int *x, int *y ) const;
179 virtual void DoScreenToClient( int *x, int *y ) const;
180 virtual void DoGetPosition( int *x, int *y ) const;
181 virtual void DoGetSize( int *width, int *height ) const;
182 virtual void DoGetClientSize( int *width, int *height ) const;
183 virtual void DoSetSize(int x, int y,
184 int width, int height,
185 int sizeFlags = wxSIZE_AUTO);
186 virtual void DoSetClientSize(int width, int height);
187 virtual void DoMoveWindow(int x, int y, int width, int height);
188 virtual void DoCaptureMouse();
189 virtual void DoReleaseMouse();
190
191 #if wxUSE_TOOLTIPS
192 virtual void DoSetToolTip( wxToolTip *tip );
193 #endif // wxUSE_TOOLTIPS
194
195 private:
196 // common part of all ctors
197 void Init();
198
199 DECLARE_DYNAMIC_CLASS(wxWindowX11)
200 DECLARE_NO_COPY_CLASS(wxWindowX11)
201 DECLARE_EVENT_TABLE()
202 };
203
204 // ----------------------------------------------------------------------------
205 // A little class to switch off `size optimization' while an instance of the
206 // object exists: this may be useful to temporarily disable the optimisation
207 // which consists to do nothing when the new size is equal to the old size -
208 // although quite useful usually to avoid flicker, sometimes it leads to
209 // undesired effects.
210 //
211 // Usage: create an instance of this class on the stack to disable the size
212 // optimisation, it will be reenabled as soon as the object goes out from scope.
213 // ----------------------------------------------------------------------------
214
215 class WXDLLEXPORT wxNoOptimize
216 {
217 public:
218 wxNoOptimize() { ms_count++; }
219 ~wxNoOptimize() { ms_count--; }
220
221 static bool CanOptimize() { return ms_count == 0; }
222
223 protected:
224 static int ms_count;
225 };
226
227 #endif
228 // _WX_WINDOW_H_