| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: msw/radiobut.cpp |
| 3 | // Purpose: wxRadioButton |
| 4 | // Author: Julian Smart |
| 5 | // Modified by: |
| 6 | // Created: 04/01/98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Julian Smart and Markus Holzem |
| 9 | // Licence: wxWindows license |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "radiobut.h" |
| 14 | #endif |
| 15 | |
| 16 | // For compilers that support precompilation, includes "wx.h". |
| 17 | #include "wx/wxprec.h" |
| 18 | |
| 19 | #ifdef __BORLANDC__ |
| 20 | #pragma hdrstop |
| 21 | #endif |
| 22 | |
| 23 | #if wxUSE_RADIOBTN |
| 24 | |
| 25 | #ifndef WX_PRECOMP |
| 26 | #include "wx/radiobut.h" |
| 27 | #include "wx/settings.h" |
| 28 | #include "wx/brush.h" |
| 29 | #endif |
| 30 | |
| 31 | #include "wx/msw/private.h" |
| 32 | |
| 33 | IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl) |
| 34 | // IMPLEMENT_DYNAMIC_CLASS(wxBitmapRadioButton, wxRadioButton) |
| 35 | |
| 36 | bool wxRadioButton::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) |
| 37 | { |
| 38 | if (param == BN_CLICKED) |
| 39 | { |
| 40 | wxCommandEvent event(wxEVT_COMMAND_RADIOBUTTON_SELECTED, m_windowId); |
| 41 | event.SetEventObject( this ); |
| 42 | event.SetInt( GetValue() ); |
| 43 | ProcessCommand(event); |
| 44 | return TRUE; |
| 45 | } |
| 46 | else return FALSE; |
| 47 | } |
| 48 | |
| 49 | bool wxRadioButton::Create(wxWindow *parent, wxWindowID id, |
| 50 | const wxString& label, |
| 51 | const wxPoint& pos, |
| 52 | const wxSize& size, long style, |
| 53 | const wxValidator& validator, |
| 54 | const wxString& name) |
| 55 | { |
| 56 | SetName(name); |
| 57 | #if wxUSE_VALIDATORS |
| 58 | SetValidator(validator); |
| 59 | #endif // wxUSE_VALIDATORS |
| 60 | |
| 61 | if (parent) parent->AddChild(this); |
| 62 | |
| 63 | SetBackgroundColour(parent->GetBackgroundColour()); |
| 64 | SetForegroundColour(parent->GetForegroundColour()); |
| 65 | |
| 66 | if ( id == -1 ) |
| 67 | m_windowId = (int)NewControlId(); |
| 68 | else |
| 69 | m_windowId = id; |
| 70 | |
| 71 | int x = pos.x; |
| 72 | int y = pos.y; |
| 73 | int width = size.x; |
| 74 | int height = size.y; |
| 75 | |
| 76 | m_windowStyle = style ; |
| 77 | |
| 78 | long groupStyle = 0; |
| 79 | if (m_windowStyle & wxRB_GROUP) |
| 80 | groupStyle = WS_GROUP; |
| 81 | |
| 82 | // long msStyle = groupStyle | RADIO_FLAGS; |
| 83 | long msStyle = groupStyle | BS_AUTORADIOBUTTON | WS_CHILD | WS_VISIBLE /* | WS_CLIPSIBLINGS */; |
| 84 | |
| 85 | if ( m_windowStyle & wxCLIP_SIBLINGS ) |
| 86 | msStyle |= WS_CLIPSIBLINGS; |
| 87 | |
| 88 | |
| 89 | bool want3D; |
| 90 | WXDWORD exStyle = Determine3DEffects(0, &want3D) ; |
| 91 | |
| 92 | // Even with extended styles, need to combine with WS_BORDER |
| 93 | // for them to look right. |
| 94 | /* |
| 95 | if ( want3D || wxStyleHasBorder(m_windowStyle) ) |
| 96 | msStyle |= WS_BORDER; |
| 97 | */ |
| 98 | |
| 99 | m_hWnd = (WXHWND) CreateWindowEx(exStyle, RADIO_CLASS, (const wxChar *)label, |
| 100 | msStyle,0,0,0,0, |
| 101 | (HWND) parent->GetHWND(), (HMENU)m_windowId, wxGetInstance(), NULL); |
| 102 | |
| 103 | wxCHECK_MSG( m_hWnd, FALSE, wxT("Failed to create radiobutton") ); |
| 104 | |
| 105 | #if wxUSE_CTL3D |
| 106 | if (want3D) |
| 107 | { |
| 108 | Ctl3dSubclassCtl((HWND) m_hWnd); |
| 109 | m_useCtl3D = TRUE; |
| 110 | } |
| 111 | #endif |
| 112 | |
| 113 | SetFont(parent->GetFont()); |
| 114 | |
| 115 | // Subclass again for purposes of dialog editing mode |
| 116 | SubclassWin((WXHWND)m_hWnd); |
| 117 | |
| 118 | // SetValue(value); |
| 119 | |
| 120 | // start GRW fix |
| 121 | if (label != wxT("")) |
| 122 | { |
| 123 | int label_width, label_height; |
| 124 | GetTextExtent(label, &label_width, &label_height, NULL, NULL, & this->GetFont()); |
| 125 | if (width < 0) |
| 126 | width = (int)(label_width + RADIO_SIZE); |
| 127 | if (height<0) |
| 128 | { |
| 129 | height = (int)(label_height); |
| 130 | if (height < RADIO_SIZE) |
| 131 | height = RADIO_SIZE; |
| 132 | } |
| 133 | } |
| 134 | else |
| 135 | { |
| 136 | if (width < 0) |
| 137 | width = RADIO_SIZE; |
| 138 | if (height < 0) |
| 139 | height = RADIO_SIZE; |
| 140 | } |
| 141 | // end GRW fix |
| 142 | |
| 143 | SetSize(x, y, width, height); |
| 144 | |
| 145 | // for compatibility with wxGTK, the first radio button in a group is |
| 146 | // always checked (this makes sense anyhow as you need to ensure that at |
| 147 | // least one button in the group is checked and this is the simlpest way to |
| 148 | // do it) |
| 149 | if ( m_windowStyle & wxRB_GROUP ) |
| 150 | SetValue(TRUE); |
| 151 | |
| 152 | return TRUE; |
| 153 | } |
| 154 | |
| 155 | |
| 156 | void wxRadioButton::SetLabel(const wxString& label) |
| 157 | { |
| 158 | SetWindowText((HWND) GetHWND(), (const wxChar *)label); |
| 159 | } |
| 160 | |
| 161 | void wxRadioButton::SetValue(bool value) |
| 162 | { |
| 163 | // Following necessary for Win32s, because Win32s translate BM_SETCHECK |
| 164 | SendMessage((HWND) GetHWND(), BM_SETCHECK, (WPARAM)value, 0L); |
| 165 | } |
| 166 | |
| 167 | // Get single selection |
| 168 | bool wxRadioButton::GetValue(void) const |
| 169 | { |
| 170 | return (SendMessage((HWND) GetHWND(), BM_GETCHECK, 0, 0L) != 0); |
| 171 | } |
| 172 | |
| 173 | void wxRadioButton::Command (wxCommandEvent & event) |
| 174 | { |
| 175 | SetValue ( (event.m_commandInt != 0) ); |
| 176 | ProcessCommand (event); |
| 177 | } |
| 178 | |
| 179 | WXHBRUSH wxRadioButton::OnCtlColor(WXHDC pDC, WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED(nCtlColor), |
| 180 | #if wxUSE_CTL3D |
| 181 | WXUINT message, |
| 182 | WXWPARAM wParam, |
| 183 | WXLPARAM lParam |
| 184 | #else |
| 185 | WXUINT WXUNUSED(message), |
| 186 | WXWPARAM WXUNUSED(wParam), |
| 187 | WXLPARAM WXUNUSED(lParam) |
| 188 | #endif |
| 189 | ) |
| 190 | { |
| 191 | #if wxUSE_CTL3D |
| 192 | if ( m_useCtl3D ) |
| 193 | { |
| 194 | HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam); |
| 195 | return (WXHBRUSH) hbrush; |
| 196 | } |
| 197 | #endif // wxUSE_CTL3D |
| 198 | |
| 199 | HDC hdc = (HDC)pDC; |
| 200 | if (GetParent()->GetTransparentBackground()) |
| 201 | SetBkMode(hdc, TRANSPARENT); |
| 202 | else |
| 203 | SetBkMode(hdc, OPAQUE); |
| 204 | |
| 205 | wxColour colBack = GetBackgroundColour(); |
| 206 | |
| 207 | if (!IsEnabled()) |
| 208 | colBack = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE); |
| 209 | |
| 210 | ::SetBkColor(hdc, wxColourToRGB(colBack)); |
| 211 | ::SetTextColor(hdc, wxColourToRGB(GetForegroundColour())); |
| 212 | |
| 213 | wxBrush *brush = wxTheBrushList->FindOrCreateBrush(colBack, wxSOLID); |
| 214 | |
| 215 | return (WXHBRUSH)brush->GetResourceHandle(); |
| 216 | } |
| 217 | |
| 218 | // Not implemented |
| 219 | #if 0 |
| 220 | bool wxBitmapRadioButton::Create(wxWindow *parent, wxWindowID id, |
| 221 | const wxBitmap *bitmap, |
| 222 | const wxPoint& pos, |
| 223 | const wxSize& size, long style, |
| 224 | const wxValidator& validator, |
| 225 | const wxString& name) |
| 226 | { |
| 227 | SetName(name); |
| 228 | SetValidator(validator); |
| 229 | |
| 230 | if (parent) parent->AddChild(this); |
| 231 | SetBackgroundColour(parent->GetBackgroundColour()); |
| 232 | SetForegroundColour(parent->GetForegroundColour()); |
| 233 | |
| 234 | if ( id == -1 ) |
| 235 | m_windowId = (int)NewControlId(); |
| 236 | else |
| 237 | m_windowId = id; |
| 238 | |
| 239 | int x = pos.x; |
| 240 | int y = pos.y; |
| 241 | int width = size.x; |
| 242 | int height = size.y; |
| 243 | m_windowStyle = style ; |
| 244 | |
| 245 | long groupStyle = 0; |
| 246 | if (m_windowStyle & wxRB_GROUP) |
| 247 | groupStyle = WS_GROUP; |
| 248 | |
| 249 | // long msStyle = groupStyle | RADIO_FLAGS; |
| 250 | long msStyle = groupStyle | BS_RADIOBUTTON | WS_CHILD | WS_VISIBLE ; |
| 251 | |
| 252 | m_hWnd = (WXHWND) CreateWindowEx(MakeExtendedStyle(m_windowStyle), RADIO_CLASS, "toggle", |
| 253 | msStyle,0,0,0,0, |
| 254 | (HWND) parent->GetHWND(), (HMENU)m_windowId, wxGetInstance(), NULL); |
| 255 | |
| 256 | wxCHECK_MSG( m_hWnd, "Failed to create radio button", FALSE ); |
| 257 | |
| 258 | #if wxUSE_CTL3D |
| 259 | if (!(GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS)) |
| 260 | { |
| 261 | Ctl3dSubclassCtl((HWND) GetHWND()); |
| 262 | m_useCtl3D = TRUE; |
| 263 | } |
| 264 | #endif |
| 265 | |
| 266 | // Subclass again for purposes of dialog editing mode |
| 267 | SubclassWin(GetHWND()); |
| 268 | |
| 269 | SetSize(x, y, width, height); |
| 270 | |
| 271 | return TRUE; |
| 272 | } |
| 273 | |
| 274 | void wxBitmapRadioButton::SetLabel(const wxBitmap *bitmap) |
| 275 | { |
| 276 | } |
| 277 | |
| 278 | void wxBitmapRadioButton::SetValue(bool value) |
| 279 | { |
| 280 | // Following necessary for Win32s, because Win32s translate BM_SETCHECK |
| 281 | SendMessage((HWND) GetHWND(), BM_SETCHECK, (WPARAM)value, 0L); |
| 282 | } |
| 283 | |
| 284 | // Get single selection, for single choice list items |
| 285 | bool wxBitmapRadioButton::GetValue(void) const |
| 286 | { |
| 287 | return (bool)SendMessage((HWND) GetHWND(), BM_GETCHECK, 0, 0L); |
| 288 | } |
| 289 | |
| 290 | #endif |
| 291 | |
| 292 | #endif // wxUSE_RADIOBTN |