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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: samples/docview/view.h | |
3 | // Purpose: View classes | |
4 | // Author: Julian Smart | |
5 | // Modified by: Vadim Zeitlin: merge with the MDI version and general cleanup | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 1998 Julian Smart | |
9 | // (c) 2008 Vadim Zeitlin | |
10 | // Licence: wxWindows license | |
11 | ///////////////////////////////////////////////////////////////////////////// | |
12 | ||
13 | #ifndef _WX_SAMPLES_DOCVIEW_VIEW_H_ | |
14 | #define _WX_SAMPLES_DOCVIEW_VIEW_H_ | |
15 | ||
16 | #include "wx/docview.h" | |
17 | ||
18 | // ---------------------------------------------------------------------------- | |
19 | // Drawing view classes | |
20 | // ---------------------------------------------------------------------------- | |
21 | ||
22 | // The window showing the drawing itself | |
23 | class MyCanvas : public wxScrolledWindow | |
24 | { | |
25 | public: | |
26 | // view may be NULL if we're not associated with one yet, but parent must | |
27 | // be a valid pointer | |
28 | MyCanvas(wxView *view, wxWindow *parent); | |
29 | virtual ~MyCanvas(); | |
30 | ||
31 | virtual void OnDraw(wxDC& dc); | |
32 | ||
33 | // in a normal multiple document application a canvas is associated with | |
34 | // one view from the beginning until the end, but to support the single | |
35 | // document mode in which all documents reuse the same MyApp::GetCanvas() | |
36 | // we need to allow switching the canvas from one view to another one | |
37 | ||
38 | void SetView(wxView *view) | |
39 | { | |
40 | wxASSERT_MSG( !m_view, "shouldn't be already associated with a view" ); | |
41 | ||
42 | m_view = view; | |
43 | } | |
44 | ||
45 | void ResetView() | |
46 | { | |
47 | wxASSERT_MSG( m_view, "should be associated with a view" ); | |
48 | ||
49 | m_view = NULL; | |
50 | } | |
51 | ||
52 | private: | |
53 | void OnMouseEvent(wxMouseEvent& event); | |
54 | ||
55 | wxView *m_view; | |
56 | ||
57 | // the segment being currently drawn or NULL if none | |
58 | DoodleSegment *m_currentSegment; | |
59 | ||
60 | // the last mouse press position | |
61 | wxPoint m_lastMousePos; | |
62 | ||
63 | DECLARE_EVENT_TABLE() | |
64 | }; | |
65 | ||
66 | // The view using MyCanvas to show its contents | |
67 | class DrawingView : public wxView | |
68 | { | |
69 | public: | |
70 | DrawingView() { m_canvas = NULL; m_frame = NULL; } | |
71 | ||
72 | virtual bool OnCreate(wxDocument *doc, long flags); | |
73 | virtual void OnDraw(wxDC *dc); | |
74 | virtual void OnUpdate(wxView *sender, wxObject *hint = NULL); | |
75 | virtual bool OnClose(bool deleteWindow = true); | |
76 | ||
77 | DrawingDocument* GetDocument(); | |
78 | ||
79 | private: | |
80 | void OnCut(wxCommandEvent& event); | |
81 | ||
82 | wxFrame *m_frame; | |
83 | MyCanvas *m_canvas; | |
84 | ||
85 | DECLARE_EVENT_TABLE() | |
86 | DECLARE_DYNAMIC_CLASS(DrawingView) | |
87 | }; | |
88 | ||
89 | // ---------------------------------------------------------------------------- | |
90 | // Text view classes | |
91 | // ---------------------------------------------------------------------------- | |
92 | ||
93 | // The view using a standard wxTextCtrl to show its contents | |
94 | class TextEditView : public wxView | |
95 | { | |
96 | public: | |
97 | TextEditView() : wxView() { m_frame = NULL; m_text = NULL; } | |
98 | ||
99 | virtual bool OnCreate(wxDocument *doc, long flags); | |
100 | virtual void OnDraw(wxDC *dc); | |
101 | virtual bool OnClose(bool deleteWindow = true); | |
102 | ||
103 | wxTextCtrl *GetText() const { return m_text; } | |
104 | ||
105 | private: | |
106 | void OnCopy(wxCommandEvent& WXUNUSED(event)) { m_text->Copy(); } | |
107 | void OnPaste(wxCommandEvent& WXUNUSED(event)) { m_text->Paste(); } | |
108 | void OnSelectAll(wxCommandEvent& WXUNUSED(event)) { m_text->SelectAll(); } | |
109 | ||
110 | wxFrame *m_frame; | |
111 | wxTextCtrl *m_text; | |
112 | ||
113 | DECLARE_EVENT_TABLE() | |
114 | DECLARE_DYNAMIC_CLASS(TextEditView) | |
115 | }; | |
116 | ||
117 | #endif // _WX_SAMPLES_DOCVIEW_VIEW_H_ |