1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/msw/tglbtn.cpp
3 // Purpose: Definition of the wxToggleButton class, which implements a
4 // toggle button under wxMSW.
5 // Author: John Norris, minor changes by Axel Schlueter
9 // Copyright: (c) 2000 Johnny C. Norris II
10 // License: Rocketeer license
11 /////////////////////////////////////////////////////////////////////////////
13 // ============================================================================
15 // ============================================================================
17 // ----------------------------------------------------------------------------
19 // ----------------------------------------------------------------------------
21 #include "wx/wxprec.h"
27 #include "wx/tglbtn.h"
32 #include "wx/button.h"
34 #include "wx/dcscreen.h"
35 #include "wx/settings.h"
40 #include "wx/msw/private.h"
42 // ----------------------------------------------------------------------------
44 // ----------------------------------------------------------------------------
46 IMPLEMENT_DYNAMIC_CLASS(wxToggleButton
, wxControl
)
47 DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED
)
49 #define BUTTON_HEIGHT_FROM_CHAR_HEIGHT(cy) (11*EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)/10)
51 // ============================================================================
53 // ============================================================================
55 // ----------------------------------------------------------------------------
57 // ----------------------------------------------------------------------------
59 bool wxToggleButton
::MSWCommand(WXUINT
WXUNUSED(param
), WXWORD
WXUNUSED(id
))
61 wxCommandEvent
event(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED
, m_windowId
);
62 event
.SetInt(GetValue());
63 event
.SetEventObject(this);
64 ProcessCommand(event
);
68 // Single check box item
69 bool wxToggleButton
::Create(wxWindow
*parent
, wxWindowID id
,
70 const wxString
& label
,
72 const wxSize
& size
, long style
,
73 const wxValidator
& validator
,
76 if (!CreateBase(parent
, id
, pos
, size
, style
, validator
, name
))
79 parent
->AddChild(this);
81 m_backgroundColour
= parent
->GetBackgroundColour();
82 m_foregroundColour
= parent
->GetForegroundColour();
85 #define BS_PUSHLIKE 0x00001000L
89 long msStyle
= MSWGetStyle(style
, & exStyle
) ;
91 msStyle
|= BS_AUTOCHECKBOX
| BS_PUSHLIKE
| WS_TABSTOP
;
94 if ( m_windowStyle & wxCLIP_SIBLINGS )
95 msStyle |= WS_CLIPSIBLINGS;
99 if(m_windowStyle
& wxBU_LEFT
)
101 if(m_windowStyle
& wxBU_RIGHT
)
103 if(m_windowStyle
& wxBU_TOP
)
105 if(m_windowStyle
& wxBU_BOTTOM
)
106 msStyle
|= BS_BOTTOM
;
109 m_hWnd
= (WXHWND
)CreateWindowEx(exStyle
,
110 wxT("BUTTON"), label
,
112 (HWND
)parent
->GetHWND(),
114 wxGetInstance(), NULL
);
118 wxLogError(_T("Failed to create a toggle button"));
123 // Subclass again for purposes of dialog editing mode
126 SetFont(parent
->GetFont());
128 SetSize(pos
.x
, pos
.y
, size
.x
, size
.y
);
133 void wxToggleButton
::SetLabel(const wxString
& label
)
135 SetWindowText(GetHwnd(), label
);
138 wxSize wxToggleButton
::DoGetBestSize() const
140 wxString label
= wxGetWindowText(GetHWND());
142 GetTextExtent(label
, &wBtn
, NULL
);
145 wxGetCharSize(GetHWND(), &wChar
, &hChar
, &GetFont());
147 // add a margin - the button is wider than just its label
150 // the button height is proportional to the height of the font used
151 int hBtn
= BUTTON_HEIGHT_FROM_CHAR_HEIGHT(hChar
);
153 wxSize sz
= wxButton
::GetDefaultSize();
162 void wxToggleButton
::SetValue(bool val
)
164 SendMessage(GetHwnd(), BM_SETCHECK
, val
, 0);
168 #define BST_CHECKED 0x0001
171 bool wxToggleButton
::GetValue() const
174 return (SendMessage(GetHwnd(), BM_GETCHECK
, 0, 0) == BST_CHECKED
);
176 return ((0x001 & SendMessage(GetHwnd(), BM_GETCHECK
, 0, 0)) == 0x001);
180 void wxToggleButton
::Command(wxCommandEvent
& event
)
182 SetValue((event
.GetInt() != 0));
183 ProcessCommand(event
);
186 #endif // wxUSE_TOGGLEBTN