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[wxWidgets.git] / include / wx / x11 / window.h
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/x11/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 #include "wx/region.h"
16
17 // ----------------------------------------------------------------------------
18 // wxWindow class for Motif - see also wxWindowBase
19 // ----------------------------------------------------------------------------
20
21 class WXDLLIMPEXP_CORE wxWindowX11 : public wxWindowBase
22 {
23 friend class WXDLLIMPEXP_FWD_CORE wxDC;
24 friend class WXDLLIMPEXP_FWD_CORE wxWindowDC;
25
26 public:
27 wxWindowX11() { Init(); }
28
29 wxWindowX11(wxWindow *parent,
30 wxWindowID id,
31 const wxPoint& pos = wxDefaultPosition,
32 const wxSize& size = wxDefaultSize,
33 long style = 0,
34 const wxString& name = wxPanelNameStr)
35 {
36 Init();
37 Create(parent, id, pos, size, style, name);
38 }
39
40 virtual ~wxWindowX11();
41
42 bool Create(wxWindow *parent,
43 wxWindowID id,
44 const wxPoint& pos = wxDefaultPosition,
45 const wxSize& size = wxDefaultSize,
46 long style = 0,
47 const wxString& name = wxPanelNameStr);
48
49 virtual void Raise();
50 virtual void Lower();
51
52 virtual void SetLabel(const wxString& label);
53 virtual wxString GetLabel() const;
54
55 virtual bool Show( bool show = true );
56 virtual bool Enable( bool enable = true );
57
58 virtual void SetFocus();
59
60 virtual void WarpPointer(int x, int y);
61
62 virtual void Refresh( bool eraseBackground = true,
63 const wxRect *rect = (const wxRect *) NULL );
64 virtual void Update();
65
66 virtual bool SetBackgroundColour( const wxColour &colour );
67 virtual bool SetForegroundColour( const wxColour &colour );
68
69 virtual bool SetCursor( const wxCursor &cursor );
70 virtual bool SetFont( const wxFont &font );
71
72 virtual int GetCharHeight() const;
73 virtual int GetCharWidth() const;
74
75 virtual void ScrollWindow( int dx, int dy, const wxRect* rect = NULL );
76
77 #if wxUSE_DRAG_AND_DROP
78 virtual void SetDropTarget( wxDropTarget *dropTarget );
79 #endif // wxUSE_DRAG_AND_DROP
80
81 // Accept files for dragging
82 virtual void DragAcceptFiles(bool accept);
83
84 // Get the unique identifier of a window
85 virtual WXWindow GetHandle() const { return X11GetMainWindow(); }
86
87 // implementation from now on
88 // --------------------------
89
90 // accessors
91 // ---------
92
93 // Get main X11 window
94 virtual WXWindow X11GetMainWindow() const;
95
96 // Get X11 window representing the client area
97 virtual WXWindow GetClientAreaWindow() const;
98
99 void SetLastClick(int button, long timestamp)
100 { m_lastButton = button; m_lastTS = timestamp; }
101
102 int GetLastClickedButton() const { return m_lastButton; }
103 long GetLastClickTime() const { return m_lastTS; }
104
105 // Gives window a chance to do something in response to a size message, e.g.
106 // arrange status bar, toolbar etc.
107 virtual bool PreResize();
108
109 // Generates paint events from m_updateRegion
110 void SendPaintEvents();
111
112 // Generates paint events from flag
113 void SendNcPaintEvents();
114
115 // Generates erase events from m_clearRegion
116 void SendEraseEvents();
117
118 // Clip to paint region?
119 bool GetClipPaintRegion() { return m_clipPaintRegion; }
120
121 // Return clear region
122 wxRegion &GetClearRegion() { return m_clearRegion; }
123
124 void NeedUpdateNcAreaInIdle( bool update = true ) { m_updateNcArea = update; }
125
126 // Inserting into main window instead of client
127 // window. This is mostly for a wxWindow's own
128 // scrollbars.
129 void SetInsertIntoMain( bool insert = true ) { m_insertIntoMain = insert; }
130 bool GetInsertIntoMain() { return m_insertIntoMain; }
131
132 // sets the fore/background colour for the given widget
133 static void DoChangeForegroundColour(WXWindow widget, wxColour& foregroundColour);
134 static void DoChangeBackgroundColour(WXWindow widget, wxColour& backgroundColour, bool changeArmColour = false);
135
136 // I don't want users to override what's done in idle so everything that
137 // has to be done in idle time in order for wxX11 to work is done in
138 // OnInternalIdle
139 virtual void OnInternalIdle();
140
141 protected:
142 // Responds to colour changes: passes event on to children.
143 void OnSysColourChanged(wxSysColourChangedEvent& event);
144
145 // For double-click detection
146 long m_lastTS; // last timestamp
147 int m_lastButton; // last pressed button
148
149 protected:
150 WXWindow m_mainWindow;
151 WXWindow m_clientWindow;
152 bool m_insertIntoMain;
153
154 bool m_winCaptured;
155 wxRegion m_clearRegion;
156 bool m_clipPaintRegion;
157 bool m_updateNcArea;
158 bool m_needsInputFocus; // Input focus set in OnIdle
159
160 // implement the base class pure virtuals
161 virtual void DoGetTextExtent(const wxString& string,
162 int *x, int *y,
163 int *descent = NULL,
164 int *externalLeading = NULL,
165 const wxFont *font = NULL) const;
166 virtual void DoClientToScreen( int *x, int *y ) const;
167 virtual void DoScreenToClient( int *x, int *y ) const;
168 virtual void DoGetPosition( int *x, int *y ) const;
169 virtual void DoGetSize( int *width, int *height ) const;
170 virtual void DoGetClientSize( int *width, int *height ) const;
171 virtual void DoSetSize(int x, int y,
172 int width, int height,
173 int sizeFlags = wxSIZE_AUTO);
174 virtual void DoSetClientSize(int width, int height);
175 virtual void DoMoveWindow(int x, int y, int width, int height);
176 virtual void DoSetSizeHints(int minW, int minH,
177 int maxW, int maxH,
178 int incW, int incH);
179 virtual void DoCaptureMouse();
180 virtual void DoReleaseMouse();
181
182 #if wxUSE_TOOLTIPS
183 virtual void DoSetToolTip( wxToolTip *tip );
184 #endif // wxUSE_TOOLTIPS
185
186 private:
187 // common part of all ctors
188 void Init();
189
190 DECLARE_DYNAMIC_CLASS(wxWindowX11)
191 wxDECLARE_NO_COPY_CLASS(wxWindowX11);
192 DECLARE_EVENT_TABLE()
193 };
194
195 // ----------------------------------------------------------------------------
196 // A little class to switch off `size optimization' while an instance of the
197 // object exists: this may be useful to temporarily disable the optimisation
198 // which consists to do nothing when the new size is equal to the old size -
199 // although quite useful usually to avoid flicker, sometimes it leads to
200 // undesired effects.
201 //
202 // Usage: create an instance of this class on the stack to disable the size
203 // optimisation, it will be reenabled as soon as the object goes out from scope.
204 // ----------------------------------------------------------------------------
205
206 class WXDLLIMPEXP_CORE wxNoOptimize
207 {
208 public:
209 wxNoOptimize() { ms_count++; }
210 ~wxNoOptimize() { ms_count--; }
211
212 static bool CanOptimize() { return ms_count == 0; }
213
214 protected:
215 static int ms_count;
216 };
217
218 #endif // _WX_WINDOW_H_