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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: wx/gtk/button.h | |
3 | // Purpose: wxGTK wxButton class declaration | |
4 | // Author: Robert Roebling | |
5 | // Id: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | #ifndef _WX_GTK_BUTTON_H_ | |
11 | #define _WX_GTK_BUTTON_H_ | |
12 | ||
13 | //----------------------------------------------------------------------------- | |
14 | // wxButton | |
15 | //----------------------------------------------------------------------------- | |
16 | ||
17 | class WXDLLIMPEXP_CORE wxButton : public wxButtonBase | |
18 | { | |
19 | public: | |
20 | wxButton() { Init(); } | |
21 | wxButton(wxWindow *parent, wxWindowID id, | |
22 | const wxString& label = wxEmptyString, | |
23 | const wxPoint& pos = wxDefaultPosition, | |
24 | const wxSize& size = wxDefaultSize, long style = 0, | |
25 | const wxValidator& validator = wxDefaultValidator, | |
26 | const wxString& name = wxButtonNameStr) | |
27 | { | |
28 | Init(); | |
29 | ||
30 | Create(parent, id, label, pos, size, style, validator, name); | |
31 | } | |
32 | ||
33 | bool Create(wxWindow *parent, wxWindowID id, | |
34 | const wxString& label = wxEmptyString, | |
35 | const wxPoint& pos = wxDefaultPosition, | |
36 | const wxSize& size = wxDefaultSize, long style = 0, | |
37 | const wxValidator& validator = wxDefaultValidator, | |
38 | const wxString& name = wxButtonNameStr); | |
39 | ||
40 | virtual wxWindow *SetDefault(); | |
41 | virtual void SetLabel( const wxString &label ); | |
42 | virtual bool Enable( bool enable = true ); | |
43 | ||
44 | // implementation | |
45 | // -------------- | |
46 | ||
47 | static wxVisualAttributes | |
48 | GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL); | |
49 | ||
50 | // helper to allow access to protected member from GTK callback | |
51 | void MoveWindow(int x, int y, int width, int height) { DoMoveWindow(x, y, width, height); } | |
52 | ||
53 | // called from GTK callbacks: they update the button state and call | |
54 | // GTKUpdateBitmap() | |
55 | void GTKMouseEnters(); | |
56 | void GTKMouseLeaves(); | |
57 | void GTKPressed(); | |
58 | void GTKReleased(); | |
59 | ||
60 | protected: | |
61 | virtual wxSize DoGetBestSize() const; | |
62 | virtual void DoApplyWidgetStyle(GtkRcStyle *style); | |
63 | ||
64 | virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const; | |
65 | ||
66 | virtual wxBitmap DoGetBitmap(State which) const; | |
67 | virtual void DoSetBitmap(const wxBitmap& bitmap, State which); | |
68 | virtual void DoSetBitmapPosition(wxDirection dir); | |
69 | ||
70 | private: | |
71 | // common part of all ctors | |
72 | void Init() | |
73 | { | |
74 | m_isCurrent = | |
75 | m_isPressed = false; | |
76 | } | |
77 | ||
78 | // focus event handler: calls GTKUpdateBitmap() | |
79 | void GTKOnFocus(wxFocusEvent& event); | |
80 | ||
81 | // update the bitmap to correspond to the current button state | |
82 | void GTKUpdateBitmap(); | |
83 | ||
84 | // return the current button state from m_isXXX flags (which means that it | |
85 | // might not correspond to the real current state as e.g. m_isCurrent will | |
86 | // never be true if we don't have a valid current bitmap) | |
87 | State GTKGetCurrentState() const; | |
88 | ||
89 | // show the given bitmap (must be valid) | |
90 | void GTKDoShowBitmap(const wxBitmap& bitmap); | |
91 | ||
92 | ||
93 | // the bitmaps for the different state of the buttons, all of them may be | |
94 | // invalid and the button only shows a bitmap at all if State_Normal bitmap | |
95 | // is valid | |
96 | wxBitmap m_bitmaps[State_Max]; | |
97 | ||
98 | // true iff mouse is currently over the button | |
99 | bool m_isCurrent; | |
100 | ||
101 | // true iff the button is in pressed state | |
102 | bool m_isPressed; | |
103 | ||
104 | ||
105 | DECLARE_DYNAMIC_CLASS(wxButton) | |
106 | }; | |
107 | ||
108 | #endif // _WX_GTK_BUTTON_H_ |