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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: window.h | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // Id: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | ||
11 | #ifndef __GTKWINDOWH__ | |
12 | #define __GTKWINDOWH__ | |
13 | ||
14 | #ifdef __GNUG__ | |
15 | #pragma interface | |
16 | #endif | |
17 | ||
18 | //----------------------------------------------------------------------------- | |
19 | // callback definition for inserting a window (internal) | |
20 | //----------------------------------------------------------------------------- | |
21 | ||
22 | typedef void (*wxInsertChildFunction)( wxWindow*, wxWindow* ); | |
23 | ||
24 | //----------------------------------------------------------------------------- | |
25 | // wxWindow | |
26 | //----------------------------------------------------------------------------- | |
27 | ||
28 | class wxWindow : public wxWindowBase | |
29 | { | |
30 | DECLARE_DYNAMIC_CLASS(wxWindow) | |
31 | ||
32 | public: | |
33 | // creating the window | |
34 | // ------------------- | |
35 | wxWindow(); | |
36 | wxWindow(wxWindow *parent, | |
37 | wxWindowID id, | |
38 | const wxPoint& pos = wxDefaultPosition, | |
39 | const wxSize& size = wxDefaultSize, | |
40 | long style = 0, | |
41 | const wxString& name = wxPanelNameStr); | |
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 | virtual ~wxWindow(); | |
49 | ||
50 | // implement base class (pure) virtual methods | |
51 | // ------------------------------------------- | |
52 | virtual bool Destroy(); | |
53 | ||
54 | virtual void Raise(); | |
55 | virtual void Lower(); | |
56 | ||
57 | virtual bool Show( bool show = TRUE ); | |
58 | virtual bool Enable( bool enable = TRUE ); | |
59 | ||
60 | virtual bool IsRetained() const; | |
61 | ||
62 | virtual void SetFocus(); | |
63 | virtual bool AcceptsFocus() const; | |
64 | ||
65 | virtual bool Reparent( wxWindow *newParent ); | |
66 | ||
67 | virtual void WarpPointer(int x, int y); | |
68 | virtual void CaptureMouse(); | |
69 | virtual void ReleaseMouse(); | |
70 | ||
71 | virtual void Refresh( bool eraseBackground = TRUE, | |
72 | const wxRect *rect = (const wxRect *) NULL ); | |
73 | virtual void Clear(); | |
74 | ||
75 | virtual bool SetBackgroundColour( const wxColour &colour ); | |
76 | virtual bool SetForegroundColour( const wxColour &colour ); | |
77 | virtual bool SetCursor( const wxCursor &cursor ); | |
78 | virtual bool SetFont( const wxFont &font ); | |
79 | ||
80 | virtual int GetCharHeight() const; | |
81 | virtual int GetCharWidth() const; | |
82 | virtual void GetTextExtent(const wxString& string, | |
83 | int *x, int *y, | |
84 | int *descent = (int *) NULL, | |
85 | int *externalLeading = (int *) NULL, | |
86 | const wxFont *theFont = (const wxFont *) NULL) | |
87 | const; | |
88 | ||
89 | virtual bool DoPopupMenu( wxMenu *menu, int x, int y ); | |
90 | ||
91 | virtual void SetScrollbar( int orient, int pos, int thumbVisible, | |
92 | int range, bool refresh = TRUE ); | |
93 | virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE ); | |
94 | virtual int GetScrollPos( int orient ) const; | |
95 | virtual int GetScrollThumb( int orient ) const; | |
96 | virtual int GetScrollRange( int orient ) const; | |
97 | virtual void ScrollWindow( int dx, int dy, | |
98 | const wxRect* rect = (wxRect *) NULL ); | |
99 | ||
100 | #if wxUSE_DRAG_AND_DROP | |
101 | virtual void SetDropTarget( wxDropTarget *dropTarget ); | |
102 | #endif // wxUSE_DRAG_AND_DROP | |
103 | ||
104 | // implementation | |
105 | // -------------- | |
106 | ||
107 | virtual WXWidget GetHandle() const { return m_widget; } | |
108 | ||
109 | // also sets the global flag | |
110 | void SetScrolling(bool scroll); | |
111 | ||
112 | bool HasScrolling() const { return m_hasScrolling; } | |
113 | bool IsScrolling() const { return m_isScrolling; } | |
114 | ||
115 | /* I don't want users to override what's done in idle so everything that | |
116 | has to be done in idle time in order for wxGTK to work is done in | |
117 | OnInternalIdle */ | |
118 | virtual void OnInternalIdle(); | |
119 | ||
120 | /* For compatibility across platforms (not in event table) */ | |
121 | void OnIdle(wxIdleEvent& WXUNUSED(event)) {}; | |
122 | ||
123 | /* used by all classes in the widget creation process */ | |
124 | void PreCreation( wxWindow *parent, wxWindowID id, const wxPoint &pos, | |
125 | const wxSize &size, long style, const wxString &name ); | |
126 | void PostCreation(); | |
127 | ||
128 | /* internal addition of child windows. differs from class | |
129 | to class not by using virtual functions but by using | |
130 | the m_insertCallback */ | |
131 | void DoAddChild(wxWindow *child); | |
132 | ||
133 | /* the methods below are required because many native widgets | |
134 | are composed of several subwidgets and setting a style for | |
135 | the widget means setting it for all subwidgets as well. | |
136 | also, it is nor clear, which native widget is the top | |
137 | widget where (most of) the input goes. even tooltips have | |
138 | to be applied to all subwidgets. */ | |
139 | ||
140 | virtual GtkWidget* GetConnectWidget(); | |
141 | virtual bool IsOwnGtkWindow( GdkWindow *window ); | |
142 | void ConnectWidget( GtkWidget *widget ); | |
143 | ||
144 | /* creates a new widget style if none is there | |
145 | and sets m_widgetStyle to this value. */ | |
146 | GtkStyle *GetWidgetStyle(); | |
147 | ||
148 | /* called by SetFont() and SetXXXColour etc */ | |
149 | void SetWidgetStyle(); | |
150 | ||
151 | /* overridden in many GTK widgets */ | |
152 | virtual void ApplyWidgetStyle(); | |
153 | ||
154 | #if wxUSE_TOOLTIPS | |
155 | virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip ); | |
156 | #endif // wxUSE_TOOLTIPS | |
157 | ||
158 | // called from GTK signales handlers. it indicates that | |
159 | // the layouting functions have to be called later on | |
160 | // (i.e. in idle time, implemented in OnInternalIdle() ). | |
161 | void UpdateSize() { m_sizeSet = FALSE; } | |
162 | ||
163 | // position and size of the window | |
164 | int m_x, m_y; | |
165 | int m_width, m_height; | |
166 | ||
167 | /* see the docs in src/gtk/window.cpp */ | |
168 | GtkWidget *m_widget; | |
169 | GtkWidget *m_wxwindow; | |
170 | ||
171 | /* scrolling stuff */ | |
172 | GtkAdjustment *m_hAdjust,*m_vAdjust; | |
173 | float m_oldHorizontalPos; | |
174 | float m_oldVerticalPos; | |
175 | ||
176 | // we need an extra XGC flag set to get exposed | |
177 | // events from overlapping children upon moving | |
178 | // them. this flag will be set in this GC and | |
179 | // the GC will be used in wxWindow::ScrollWindow(). | |
180 | GdkGC *m_scrollGC; | |
181 | ||
182 | // extra (wxGTK-specific) flags | |
183 | bool m_needParent:1; /* ! wxFrame, wxDialog, wxNotebookPage ? */ | |
184 | bool m_hasScrolling:1; | |
185 | bool m_isScrolling:1; | |
186 | bool m_hasVMT:1; | |
187 | bool m_sizeSet:1; | |
188 | bool m_resizing:1; | |
189 | bool m_isStaticBox:1; /* faster than IS_KIND_OF */ | |
190 | bool m_isRadioButton:1; /* faster than IS_KIND_OF */ | |
191 | bool m_isFrame:1; /* faster than IS_KIND_OF */ | |
192 | bool m_acceptsFocus:1; /* ! wxStaticBox etc. */ | |
193 | ||
194 | // these are true if the style were set before the widget was realized | |
195 | // (typcally in the constructor) but the actual GTK style must not be set | |
196 | // before the widget has been "realized" | |
197 | bool m_delayedFont:1; | |
198 | bool m_delayedForegroundColour:1; | |
199 | bool m_delayedBackgroundColour:1; | |
200 | bool m_delayedCursor:1; | |
201 | ||
202 | // the cursor is set in OnInternalIdle(). this fields holds | |
203 | // a reference to the cursor currently set in theGdk window | |
204 | // so that we don't have to set it more than once | |
205 | wxCursor m_currentGdkCursor; | |
206 | ||
207 | // contains GTK's widgets internal information about non-default widget | |
208 | // font and colours. we create one for each widget that gets any | |
209 | // non-default attribute set via SetFont() or SetForegroundColour() / | |
210 | // SetBackgroundColour(). | |
211 | GtkStyle *m_widgetStyle; | |
212 | ||
213 | // C++ has no virtual methods in the constrcutor of any class but we need | |
214 | // different methods of inserting a child window into a wxFrame, | |
215 | // wxMDIFrame, wxNotebook etc. this is the callback that will get used. | |
216 | wxInsertChildFunction m_insertCallback; | |
217 | ||
218 | // implement the base class pure virtuals | |
219 | virtual void DoClientToScreen( int *x, int *y ) const; | |
220 | virtual void DoScreenToClient( int *x, int *y ) const; | |
221 | virtual void DoGetPosition( int *x, int *y ) const; | |
222 | virtual void DoGetSize( int *width, int *height ) const; | |
223 | virtual void DoGetClientSize( int *width, int *height ) const; | |
224 | virtual void DoSetSize(int x, int y, | |
225 | int width, int height, | |
226 | int sizeFlags = wxSIZE_AUTO); | |
227 | virtual void DoSetClientSize(int width, int height); | |
228 | ||
229 | #if wxUSE_TOOLTIPS | |
230 | virtual void DoSetToolTip( wxToolTip *tip ); | |
231 | #endif // wxUSE_TOOLTIPS | |
232 | ||
233 | // common part of all ctors (can't be virtual because called from ctor) | |
234 | void Init(); | |
235 | ||
236 | private: | |
237 | DECLARE_NO_COPY_CLASS(wxWindow); | |
238 | }; | |
239 | ||
240 | #endif // __GTKWINDOWH__ |