| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: radiobox.cpp |
| 3 | // Purpose: wxRadioBox |
| 4 | // Author: Julian Smart |
| 5 | // Modified by: |
| 6 | // Created: 17/09/98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Julian Smart |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "radiobox.h" |
| 14 | #endif |
| 15 | |
| 16 | #ifdef __VMS |
| 17 | #define XtDisplay XTDISPLAY |
| 18 | #endif |
| 19 | |
| 20 | #include "wx/radiobox.h" |
| 21 | #include "wx/utils.h" |
| 22 | |
| 23 | #ifdef __VMS__ |
| 24 | #pragma message disable nosimpint |
| 25 | #endif |
| 26 | #include <Xm/Label.h> |
| 27 | #include <Xm/LabelG.h> |
| 28 | #include <Xm/ToggleB.h> |
| 29 | #include <Xm/ToggleBG.h> |
| 30 | #include <Xm/RowColumn.h> |
| 31 | #include <Xm/Form.h> |
| 32 | #include <Xm/Frame.h> |
| 33 | #ifdef __VMS__ |
| 34 | #pragma message enable nosimpint |
| 35 | #endif |
| 36 | |
| 37 | #include "wx/motif/private.h" |
| 38 | |
| 39 | void wxRadioBoxCallback (Widget w, XtPointer clientData, |
| 40 | XmToggleButtonCallbackStruct * cbs); |
| 41 | |
| 42 | IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl) |
| 43 | |
| 44 | // Radio box item |
| 45 | wxRadioBox::wxRadioBox() |
| 46 | { |
| 47 | m_selectedButton = -1; |
| 48 | m_noItems = 0; |
| 49 | m_noRowsOrCols = 0; |
| 50 | m_majorDim = 0 ; |
| 51 | |
| 52 | m_formWidget = (WXWidget) 0; |
| 53 | m_frameWidget = (WXWidget) 0; |
| 54 | m_labelWidget = (WXWidget) 0; |
| 55 | m_radioButtons = (WXWidget*) NULL; |
| 56 | m_radioButtonLabels = (wxString*) NULL; |
| 57 | } |
| 58 | |
| 59 | bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title, |
| 60 | const wxPoint& pos, const wxSize& size, |
| 61 | int n, const wxString choices[], |
| 62 | int majorDim, long style, |
| 63 | const wxValidator& val, const wxString& name) |
| 64 | { |
| 65 | m_selectedButton = -1; |
| 66 | m_noItems = n; |
| 67 | m_formWidget = (WXWidget) 0; |
| 68 | m_frameWidget = (WXWidget) 0; |
| 69 | m_labelWidget = (WXWidget) 0; |
| 70 | m_radioButtons = (WXWidget*) NULL; |
| 71 | m_radioButtonLabels = (wxString*) NULL; |
| 72 | m_backgroundColour = parent->GetBackgroundColour(); |
| 73 | m_foregroundColour = parent->GetForegroundColour(); |
| 74 | m_font = parent->GetFont(); |
| 75 | |
| 76 | SetName(name); |
| 77 | SetValidator(val); |
| 78 | |
| 79 | parent->AddChild(this); |
| 80 | |
| 81 | m_windowStyle = (long&)style; |
| 82 | |
| 83 | if (id == -1) |
| 84 | m_windowId = NewControlId(); |
| 85 | else |
| 86 | m_windowId = id; |
| 87 | |
| 88 | m_noRowsOrCols = majorDim; |
| 89 | |
| 90 | if (majorDim==0) |
| 91 | m_majorDim = n ; |
| 92 | else |
| 93 | m_majorDim = majorDim ; |
| 94 | |
| 95 | Widget parentWidget = (Widget) parent->GetClientWidget(); |
| 96 | |
| 97 | wxString label1(wxStripMenuCodes(title)); |
| 98 | |
| 99 | Widget formWidget = XtVaCreateManagedWidget (name.c_str(), |
| 100 | xmFormWidgetClass, parentWidget, |
| 101 | XmNmarginHeight, 0, |
| 102 | XmNmarginWidth, 0, |
| 103 | NULL); |
| 104 | |
| 105 | m_formWidget = (WXWidget) formWidget; |
| 106 | |
| 107 | XmFontList fontList = (XmFontList) m_font.GetFontList(1.0, XtDisplay(parentWidget)); |
| 108 | if (label1 != "") |
| 109 | { |
| 110 | wxXmString text(label1); |
| 111 | (void)XtVaCreateManagedWidget(label1.c_str(), |
| 112 | #if wxUSE_GADGETS |
| 113 | style & wxCOLOURED ? xmLabelWidgetClass |
| 114 | : xmLabelGadgetClass, |
| 115 | formWidget, |
| 116 | #else |
| 117 | xmLabelWidgetClass, formWidget, |
| 118 | #endif |
| 119 | XmNfontList, fontList, |
| 120 | XmNlabelString, text(), |
| 121 | NULL); |
| 122 | } |
| 123 | |
| 124 | Widget frameWidget = XtVaCreateManagedWidget ("frame", |
| 125 | xmFrameWidgetClass, formWidget, |
| 126 | XmNshadowType, XmSHADOW_IN, |
| 127 | // XmNmarginHeight, 0, |
| 128 | // XmNmarginWidth, 0, |
| 129 | NULL); |
| 130 | |
| 131 | m_frameWidget = (WXWidget) frameWidget; |
| 132 | |
| 133 | Arg args[3]; |
| 134 | |
| 135 | m_majorDim = (n + m_majorDim - 1) / m_majorDim; |
| 136 | |
| 137 | XtSetArg (args[0], XmNorientation, ((style & wxHORIZONTAL) == wxHORIZONTAL ? |
| 138 | XmHORIZONTAL : XmVERTICAL)); |
| 139 | XtSetArg (args[1], XmNnumColumns, m_majorDim); |
| 140 | |
| 141 | Widget radioBoxWidget = XmCreateRadioBox (frameWidget, "radioBoxWidget", args, 2); |
| 142 | m_mainWidget = (WXWidget) radioBoxWidget; |
| 143 | |
| 144 | |
| 145 | if (m_labelWidget) |
| 146 | XtVaSetValues ((Widget) m_labelWidget, |
| 147 | XmNtopAttachment, XmATTACH_FORM, |
| 148 | XmNleftAttachment, XmATTACH_FORM, |
| 149 | XmNalignment, XmALIGNMENT_BEGINNING, |
| 150 | NULL); |
| 151 | |
| 152 | XtVaSetValues (radioBoxWidget, |
| 153 | XmNtopAttachment, m_labelWidget ? XmATTACH_WIDGET : XmATTACH_FORM, |
| 154 | XmNtopWidget, m_labelWidget ? (Widget) m_labelWidget : formWidget, |
| 155 | XmNbottomAttachment, XmATTACH_FORM, |
| 156 | XmNleftAttachment, XmATTACH_FORM, |
| 157 | XmNrightAttachment, XmATTACH_FORM, |
| 158 | NULL); |
| 159 | |
| 160 | // if (style & wxFLAT) |
| 161 | // XtVaSetValues (radioBoxWidget, XmNborderWidth, 1, NULL); |
| 162 | |
| 163 | m_radioButtons = new WXWidget[n]; |
| 164 | m_radioButtonLabels = new wxString[n]; |
| 165 | int i; |
| 166 | for (i = 0; i < n; i++) |
| 167 | { |
| 168 | wxString str(wxStripMenuCodes(choices[i])); |
| 169 | m_radioButtonLabels[i] = str; |
| 170 | m_radioButtons[i] = (WXWidget) XtVaCreateManagedWidget ((char*) (const char*) str, |
| 171 | #if wxUSE_GADGETS |
| 172 | xmToggleButtonGadgetClass, radioBoxWidget, |
| 173 | #else |
| 174 | xmToggleButtonWidgetClass, radioBoxWidget, |
| 175 | #endif |
| 176 | XmNfontList, fontList, |
| 177 | NULL); |
| 178 | #ifdef __VMS__ |
| 179 | #pragma message disable voiincconext |
| 180 | // VMS gives here the compiler warning: |
| 181 | // conversion from pointer to function to void* permitted |
| 182 | // as an extension |
| 183 | #endif |
| 184 | XtAddCallback ((Widget) m_radioButtons[i], XmNvalueChangedCallback, (XtCallbackProc) wxRadioBoxCallback, |
| 185 | (XtCallbackProc) this); |
| 186 | #ifdef __VMS__ |
| 187 | #pragma message enable voiincconext |
| 188 | #endif |
| 189 | |
| 190 | } |
| 191 | SetSelection (0); |
| 192 | |
| 193 | m_font = parent->GetFont(); |
| 194 | ChangeFont(FALSE); |
| 195 | |
| 196 | // XtManageChild((Widget) m_formWidget); |
| 197 | XtManageChild (radioBoxWidget); |
| 198 | |
| 199 | SetCanAddEventHandler(TRUE); |
| 200 | AttachWidget (parent, m_mainWidget, m_formWidget, pos.x, pos.y, size.x, size.y); |
| 201 | |
| 202 | ChangeBackgroundColour(); |
| 203 | |
| 204 | return TRUE; |
| 205 | } |
| 206 | |
| 207 | |
| 208 | wxRadioBox::~wxRadioBox() |
| 209 | { |
| 210 | delete[] m_radioButtonLabels; |
| 211 | delete[] m_radioButtons; |
| 212 | |
| 213 | DetachWidget(m_formWidget); |
| 214 | DetachWidget(m_mainWidget); |
| 215 | |
| 216 | if (m_labelWidget) |
| 217 | XtDestroyWidget((Widget) m_labelWidget); |
| 218 | XtDestroyWidget((Widget) m_mainWidget); |
| 219 | XtDestroyWidget((Widget) m_formWidget); |
| 220 | |
| 221 | m_mainWidget = (WXWidget) 0; |
| 222 | m_formWidget = (WXWidget) 0; |
| 223 | m_labelWidget = (WXWidget) 0; |
| 224 | } |
| 225 | |
| 226 | wxString wxRadioBox::GetLabel(int item) const |
| 227 | { |
| 228 | if (item < 0 || item >= m_noItems) |
| 229 | return wxEmptyString; |
| 230 | |
| 231 | Widget widget = (Widget) m_radioButtons[item]; |
| 232 | XmString text; |
| 233 | char *s; |
| 234 | XtVaGetValues (widget, |
| 235 | XmNlabelString, &text, |
| 236 | NULL); |
| 237 | |
| 238 | if (XmStringGetLtoR (text, XmSTRING_DEFAULT_CHARSET, &s)) |
| 239 | { |
| 240 | // Should we free 'text'??? |
| 241 | XmStringFree(text); |
| 242 | wxString str(s); |
| 243 | XtFree (s); |
| 244 | return str; |
| 245 | } |
| 246 | else |
| 247 | { |
| 248 | XmStringFree(text); |
| 249 | return wxEmptyString; |
| 250 | } |
| 251 | } |
| 252 | |
| 253 | void wxRadioBox::SetLabel(int item, const wxString& label) |
| 254 | { |
| 255 | if (item < 0 || item >= m_noItems) |
| 256 | return; |
| 257 | |
| 258 | Widget widget = (Widget) m_radioButtons[item]; |
| 259 | if (label != "") |
| 260 | { |
| 261 | wxString label1(wxStripMenuCodes(label)); |
| 262 | XmString text = XmStringCreateSimple ((char*) (const char*) label1); |
| 263 | XtVaSetValues (widget, |
| 264 | XmNlabelString, text, |
| 265 | XmNlabelType, XmSTRING, |
| 266 | NULL); |
| 267 | XmStringFree (text); |
| 268 | } |
| 269 | } |
| 270 | |
| 271 | int wxRadioBox::FindString(const wxString& s) const |
| 272 | { |
| 273 | int i; |
| 274 | for (i = 0; i < m_noItems; i++) |
| 275 | if (s == m_radioButtonLabels[i]) |
| 276 | return i; |
| 277 | return -1; |
| 278 | } |
| 279 | |
| 280 | void wxRadioBox::SetSelection(int n) |
| 281 | { |
| 282 | if ((n < 0) || (n >= m_noItems)) |
| 283 | return; |
| 284 | |
| 285 | m_selectedButton = n; |
| 286 | |
| 287 | m_inSetValue = TRUE; |
| 288 | |
| 289 | XmToggleButtonSetState ((Widget) m_radioButtons[n], TRUE, FALSE); |
| 290 | |
| 291 | int i; |
| 292 | for (i = 0; i < m_noItems; i++) |
| 293 | if (i != n) |
| 294 | XmToggleButtonSetState ((Widget) m_radioButtons[i], FALSE, FALSE); |
| 295 | |
| 296 | m_inSetValue = FALSE; |
| 297 | } |
| 298 | |
| 299 | // Get single selection, for single choice list items |
| 300 | int wxRadioBox::GetSelection() const |
| 301 | { |
| 302 | return m_selectedButton; |
| 303 | } |
| 304 | |
| 305 | // Find string for position |
| 306 | wxString wxRadioBox::GetString(int n) const |
| 307 | { |
| 308 | if ((n < 0) || (n >= m_noItems)) |
| 309 | return wxEmptyString; |
| 310 | return m_radioButtonLabels[n]; |
| 311 | } |
| 312 | |
| 313 | void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags) |
| 314 | { |
| 315 | bool managed = XtIsManaged((Widget) m_formWidget); |
| 316 | |
| 317 | if (managed) |
| 318 | XtUnmanageChild ((Widget) m_formWidget); |
| 319 | |
| 320 | int xx = x; int yy = y; |
| 321 | AdjustForParentClientOrigin(xx, yy, sizeFlags); |
| 322 | |
| 323 | if (x > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) |
| 324 | XtVaSetValues ((Widget) m_formWidget, XmNleftAttachment, XmATTACH_SELF, |
| 325 | XmNx, xx, NULL); |
| 326 | if (y > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) |
| 327 | XtVaSetValues ((Widget) m_formWidget, XmNtopAttachment, XmATTACH_SELF, |
| 328 | XmNy, yy, NULL); |
| 329 | |
| 330 | // Must set the actual RadioBox to be desired size MINUS label size |
| 331 | Dimension labelWidth = 0, labelHeight = 0, actualWidth = 0, actualHeight = 0; |
| 332 | |
| 333 | if (m_labelWidget) |
| 334 | XtVaGetValues ((Widget) m_labelWidget, XmNwidth, &labelWidth, XmNheight, &labelHeight, NULL); |
| 335 | |
| 336 | actualWidth = width; |
| 337 | actualHeight = height - labelHeight; |
| 338 | |
| 339 | if (width > -1) |
| 340 | { |
| 341 | XtVaSetValues ((Widget) m_mainWidget, XmNwidth, actualWidth, NULL); |
| 342 | } |
| 343 | if (height > -1) |
| 344 | { |
| 345 | XtVaSetValues ((Widget) m_mainWidget, XmNheight, actualHeight, NULL); |
| 346 | } |
| 347 | if (managed) |
| 348 | XtManageChild ((Widget) m_formWidget); |
| 349 | } |
| 350 | |
| 351 | // Enable a specific button |
| 352 | void wxRadioBox::Enable(int n, bool enable) |
| 353 | { |
| 354 | if ((n < 0) || (n >= m_noItems)) |
| 355 | return; |
| 356 | |
| 357 | XtSetSensitive ((Widget) m_radioButtons[n], (Boolean) enable); |
| 358 | } |
| 359 | |
| 360 | // Enable all controls |
| 361 | bool wxRadioBox::Enable(bool enable) |
| 362 | { |
| 363 | if ( !wxControl::Enable(enable) ) |
| 364 | return FALSE; |
| 365 | |
| 366 | int i; |
| 367 | for (i = 0; i < m_noItems; i++) |
| 368 | XtSetSensitive ((Widget) m_radioButtons[i], (Boolean) enable); |
| 369 | |
| 370 | return TRUE; |
| 371 | } |
| 372 | |
| 373 | bool wxRadioBox::Show(bool show) |
| 374 | { |
| 375 | // TODO: show/hide all children |
| 376 | return wxControl::Show(show); |
| 377 | } |
| 378 | |
| 379 | // Show a specific button |
| 380 | void wxRadioBox::Show(int n, bool show) |
| 381 | { |
| 382 | // This method isn't complete, and we try do do our best... |
| 383 | // It's main purpose isn't for allowing Show/Unshow dynamically, |
| 384 | // but rather to provide a way to design wxRadioBox such: |
| 385 | // |
| 386 | // o Val1 o Val2 o Val3 |
| 387 | // o Val4 o Val6 |
| 388 | // o Val7 o Val8 o Val9 |
| 389 | // |
| 390 | // In my case, this is a 'direction' box, and the Show(5,False) is |
| 391 | // coupled with an Enable(5,False) |
| 392 | // |
| 393 | if ((n < 0) || (n >= m_noItems)) |
| 394 | return; |
| 395 | |
| 396 | XtVaSetValues ((Widget) m_radioButtons[n], |
| 397 | XmNindicatorOn, (unsigned char) show, |
| 398 | NULL); |
| 399 | |
| 400 | // Please note that this is all we can do: removing the label |
| 401 | // if switching to unshow state. However, when switching |
| 402 | // to the on state, it's the prog. resp. to call SetLabel(item,...) |
| 403 | // after this call!! |
| 404 | if (!show) |
| 405 | wxRadioBox::SetLabel (n, " "); |
| 406 | } |
| 407 | |
| 408 | // For single selection items only |
| 409 | wxString wxRadioBox::GetStringSelection () const |
| 410 | { |
| 411 | int sel = GetSelection (); |
| 412 | if (sel > -1) |
| 413 | return this->GetString (sel); |
| 414 | else |
| 415 | return wxString(""); |
| 416 | } |
| 417 | |
| 418 | bool wxRadioBox::SetStringSelection (const wxString& s) |
| 419 | { |
| 420 | int sel = FindString (s); |
| 421 | if (sel > -1) |
| 422 | { |
| 423 | SetSelection (sel); |
| 424 | return TRUE; |
| 425 | } |
| 426 | else |
| 427 | return FALSE; |
| 428 | } |
| 429 | |
| 430 | void wxRadioBox::Command (wxCommandEvent & event) |
| 431 | { |
| 432 | SetSelection (event.m_commandInt); |
| 433 | ProcessCommand (event); |
| 434 | } |
| 435 | |
| 436 | void wxRadioBox::ChangeFont(bool keepOriginalSize) |
| 437 | { |
| 438 | wxWindow::ChangeFont(keepOriginalSize); |
| 439 | |
| 440 | XmFontList fontList = (XmFontList) m_font.GetFontList(1.0, XtDisplay((Widget) GetTopWidget())); |
| 441 | |
| 442 | int i; |
| 443 | for (i = 0; i < m_noItems; i++) |
| 444 | { |
| 445 | WXWidget radioButton = m_radioButtons[i]; |
| 446 | |
| 447 | XtVaSetValues ((Widget) radioButton, |
| 448 | XmNfontList, fontList, |
| 449 | XmNtopAttachment, XmATTACH_FORM, |
| 450 | NULL); |
| 451 | } |
| 452 | } |
| 453 | |
| 454 | void wxRadioBox::ChangeBackgroundColour() |
| 455 | { |
| 456 | wxWindow::ChangeBackgroundColour(); |
| 457 | |
| 458 | DoChangeBackgroundColour((Widget) m_frameWidget, m_backgroundColour); |
| 459 | |
| 460 | int selectPixel = wxBLACK->AllocColour(wxGetDisplay()); |
| 461 | |
| 462 | int i; |
| 463 | for (i = 0; i < m_noItems; i++) |
| 464 | { |
| 465 | WXWidget radioButton = m_radioButtons[i]; |
| 466 | |
| 467 | DoChangeBackgroundColour(radioButton, m_backgroundColour, TRUE); |
| 468 | |
| 469 | XtVaSetValues ((Widget) radioButton, |
| 470 | XmNselectColor, selectPixel, |
| 471 | NULL); |
| 472 | } |
| 473 | } |
| 474 | |
| 475 | void wxRadioBox::ChangeForegroundColour() |
| 476 | { |
| 477 | wxWindow::ChangeForegroundColour(); |
| 478 | |
| 479 | int i; |
| 480 | for (i = 0; i < m_noItems; i++) |
| 481 | { |
| 482 | WXWidget radioButton = m_radioButtons[i]; |
| 483 | |
| 484 | DoChangeForegroundColour(radioButton, m_foregroundColour); |
| 485 | } |
| 486 | } |
| 487 | |
| 488 | void wxRadioBoxCallback (Widget w, XtPointer clientData, |
| 489 | XmToggleButtonCallbackStruct * cbs) |
| 490 | { |
| 491 | if (!cbs->set) |
| 492 | return; |
| 493 | |
| 494 | wxRadioBox *item = (wxRadioBox *) clientData; |
| 495 | int sel = -1; |
| 496 | int i; |
| 497 | for (i = 0; i < item->Number(); i++) |
| 498 | if (item->GetRadioButtons() && ((Widget) (item->GetRadioButtons()[i]) == w)) |
| 499 | sel = i; |
| 500 | item->SetSel(sel); |
| 501 | |
| 502 | if (item->InSetValue()) |
| 503 | return; |
| 504 | |
| 505 | wxCommandEvent event (wxEVT_COMMAND_RADIOBOX_SELECTED, item->GetId()); |
| 506 | event.m_commandInt = sel; |
| 507 | event.SetEventObject(item); |
| 508 | item->ProcessCommand (event); |
| 509 | } |
| 510 | |