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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: wx/dfb/window.h | |
3 | // Purpose: wxWindow class | |
4 | // Author: Vaclav Slavik | |
5 | // Created: 2006-08-10 | |
6 | // RCS-ID: $Id$ | |
7 | // Copyright: (c) 2006 REA Elektronik GmbH | |
8 | // Licence: wxWindows licence | |
9 | ///////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | #ifndef _WX_DFB_WINDOW_H_ | |
12 | #define _WX_DFB_WINDOW_H_ | |
13 | ||
14 | // --------------------------------------------------------------------------- | |
15 | // headers | |
16 | // --------------------------------------------------------------------------- | |
17 | ||
18 | #include "wx/dfb/ifacehelpers.h" | |
19 | ||
20 | wxDFB_DECLARE_INTERFACE(IDirectFBSurface); | |
21 | struct wxDFBWindowEvent; | |
22 | ||
23 | class WXDLLIMPEXP_CORE wxFont; | |
24 | class WXDLLIMPEXP_CORE wxTopLevelWindowDFB; | |
25 | ||
26 | // --------------------------------------------------------------------------- | |
27 | // wxWindow | |
28 | // --------------------------------------------------------------------------- | |
29 | ||
30 | class WXDLLIMPEXP_CORE wxWindowDFB : public wxWindowBase | |
31 | { | |
32 | public: | |
33 | wxWindowDFB() { Init(); } | |
34 | ||
35 | wxWindowDFB(wxWindow *parent, | |
36 | wxWindowID id, | |
37 | const wxPoint& pos = wxDefaultPosition, | |
38 | const wxSize& size = wxDefaultSize, | |
39 | long style = 0, | |
40 | const wxString& name = wxPanelNameStr) | |
41 | { | |
42 | Init(); | |
43 | Create(parent, id, pos, size, style, name); | |
44 | } | |
45 | ||
46 | virtual ~wxWindowDFB(); | |
47 | ||
48 | bool Create(wxWindow *parent, | |
49 | wxWindowID id, | |
50 | const wxPoint& pos = wxDefaultPosition, | |
51 | const wxSize& size = wxDefaultSize, | |
52 | long style = 0, | |
53 | const wxString& name = wxPanelNameStr); | |
54 | ||
55 | // implement base class (pure) virtual methods | |
56 | // ------------------------------------------- | |
57 | ||
58 | virtual void SetLabel( const wxString &WXUNUSED(label) ) {} | |
59 | virtual wxString GetLabel() const { return wxEmptyString; } | |
60 | ||
61 | virtual void Raise(); | |
62 | virtual void Lower(); | |
63 | ||
64 | virtual bool Show(bool show = true); | |
65 | ||
66 | virtual void SetFocus(); | |
67 | ||
68 | virtual bool Reparent(wxWindowBase *newParent); | |
69 | ||
70 | virtual void WarpPointer(int x, int y); | |
71 | ||
72 | virtual void Refresh(bool eraseBackground = true, | |
73 | const wxRect *rect = (const wxRect *) NULL); | |
74 | virtual void Update(); | |
75 | virtual void Clear(); | |
76 | virtual void Freeze(); | |
77 | virtual void Thaw(); | |
78 | bool IsFrozen() const { return m_frozenness > 0; } | |
79 | ||
80 | virtual bool SetCursor(const wxCursor &cursor); | |
81 | virtual bool SetFont(const wxFont &font) { m_font = font; return true; } | |
82 | ||
83 | virtual int GetCharHeight() const; | |
84 | virtual int GetCharWidth() const; | |
85 | virtual void GetTextExtent(const wxString& string, | |
86 | int *x, int *y, | |
87 | int *descent = (int *) NULL, | |
88 | int *externalLeading = (int *) NULL, | |
89 | const wxFont *theFont = (const wxFont *) NULL) | |
90 | const; | |
91 | ||
92 | #if wxUSE_DRAG_AND_DROP | |
93 | virtual void SetDropTarget(wxDropTarget *dropTarget); | |
94 | ||
95 | // Accept files for dragging | |
96 | virtual void DragAcceptFiles(bool accept); | |
97 | #endif // wxUSE_DRAG_AND_DROP | |
98 | ||
99 | virtual WXWidget GetHandle() const { return this; } | |
100 | ||
101 | // implementation from now on | |
102 | // -------------------------- | |
103 | ||
104 | // Returns DirectFB surface used for rendering of this window | |
105 | IDirectFBSurfacePtr GetDfbSurface(); | |
106 | ||
107 | // returns toplevel window the window belongs to | |
108 | wxTopLevelWindowDFB *GetTLW() const { return m_tlw; } | |
109 | ||
110 | void OnInternalIdle(); | |
111 | ||
112 | protected: | |
113 | // implement the base class pure virtuals | |
114 | virtual void DoClientToScreen(int *x, int *y) const; | |
115 | virtual void DoScreenToClient(int *x, int *y) const; | |
116 | virtual void DoGetPosition(int *x, int *y) const; | |
117 | virtual void DoGetSize(int *width, int *height) const; | |
118 | virtual void DoGetClientSize(int *width, int *height) const; | |
119 | virtual void DoSetSize(int x, int y, | |
120 | int width, int height, | |
121 | int sizeFlags = wxSIZE_AUTO); | |
122 | virtual void DoSetClientSize(int width, int height); | |
123 | ||
124 | virtual void DoCaptureMouse(); | |
125 | virtual void DoReleaseMouse(); | |
126 | ||
127 | // move the window to the specified location and resize it: this is called | |
128 | // from both DoSetSize() and DoSetClientSize() and would usually just call | |
129 | // ::MoveWindow() except for composite controls which will want to arrange | |
130 | // themselves inside the given rectangle | |
131 | virtual void DoMoveWindow(int x, int y, int width, int height); | |
132 | ||
133 | // return DFB surface used to render this window (will be assigned to | |
134 | // m_surface if the window is visible) | |
135 | virtual IDirectFBSurfacePtr ObtainDfbSurface() const; | |
136 | ||
137 | // this method must be called when window's position, size or visibility | |
138 | // changes; it resets m_surface so that ObtainDfbSurface has to be called | |
139 | // next time GetDfbSurface is called | |
140 | void InvalidateDfbSurface(); | |
141 | ||
142 | // called by parent to render (part of) the window | |
143 | void PaintWindow(const wxRect& rect, bool eraseBackground); | |
144 | ||
145 | // implementation of Refresh() | |
146 | void DoRefreshWindow(bool eraseBack = true); | |
147 | virtual void DoRefreshRect(const wxRect& rect, bool eraseBack = true); | |
148 | ||
149 | // DirectFB events handling | |
150 | void HandleKeyEvent(const wxDFBWindowEvent& event_); | |
151 | ||
152 | private: | |
153 | // common part of all ctors | |
154 | void Init(); | |
155 | // counterpart to SetFocus | |
156 | void KillFocus(); | |
157 | ||
158 | protected: | |
159 | // toplevel window (i.e. DirectFB window) this window belongs to | |
160 | wxTopLevelWindowDFB *m_tlw; | |
161 | ||
162 | private: | |
163 | // subsurface of TLW's surface covered by this window | |
164 | IDirectFBSurfacePtr m_surface; | |
165 | ||
166 | // position of the window (relative to the parent, not used by wxTLW, so | |
167 | // don't access it directly) | |
168 | wxRect m_rect; | |
169 | ||
170 | // number of calls to Freeze() minus number of calls to Thaw() | |
171 | unsigned m_frozenness; | |
172 | ||
173 | friend class wxTopLevelWindowDFB; // for HandleXXXEvent | |
174 | ||
175 | DECLARE_DYNAMIC_CLASS(wxWindowDFB) | |
176 | DECLARE_NO_COPY_CLASS(wxWindowDFB) | |
177 | DECLARE_EVENT_TABLE() | |
178 | }; | |
179 | ||
180 | ||
181 | #endif // _WX_DFB_WINDOW_H_ |