| 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 | #if wxUSE_MARKUP |
| 71 | virtual bool DoSetLabelMarkup(const wxString& markup); |
| 72 | #endif // wxUSE_MARKUP |
| 73 | |
| 74 | private: |
| 75 | typedef wxButtonBase base_type; |
| 76 | |
| 77 | // common part of all ctors |
| 78 | void Init() |
| 79 | { |
| 80 | m_isCurrent = |
| 81 | m_isPressed = false; |
| 82 | } |
| 83 | |
| 84 | // focus event handler: calls GTKUpdateBitmap() |
| 85 | void GTKOnFocus(wxFocusEvent& event); |
| 86 | |
| 87 | // update the bitmap to correspond to the current button state |
| 88 | void GTKUpdateBitmap(); |
| 89 | |
| 90 | // return the current button state from m_isXXX flags (which means that it |
| 91 | // might not correspond to the real current state as e.g. m_isCurrent will |
| 92 | // never be true if we don't have a valid current bitmap) |
| 93 | State GTKGetCurrentState() const; |
| 94 | |
| 95 | // show the given bitmap (must be valid) |
| 96 | void GTKDoShowBitmap(const wxBitmap& bitmap); |
| 97 | |
| 98 | // Return the GtkLabel used by this button. |
| 99 | GtkLabel *GTKGetLabel() const; |
| 100 | |
| 101 | |
| 102 | // the bitmaps for the different state of the buttons, all of them may be |
| 103 | // invalid and the button only shows a bitmap at all if State_Normal bitmap |
| 104 | // is valid |
| 105 | wxBitmap m_bitmaps[State_Max]; |
| 106 | |
| 107 | // true iff mouse is currently over the button |
| 108 | bool m_isCurrent; |
| 109 | |
| 110 | // true iff the button is in pressed state |
| 111 | bool m_isPressed; |
| 112 | |
| 113 | DECLARE_DYNAMIC_CLASS(wxButton) |
| 114 | }; |
| 115 | |
| 116 | #endif // _WX_GTK_BUTTON_H_ |