WINGs/wbutton.c

   1
   2 #include "WINGsP.h"
   3
   4 typedef struct W_Button {
   5         W_Class widgetClass;
   6         WMView *view;
   7
   8         char *caption;
   9
  10         char *altCaption;
  11
  12         WMFont *font;
  13
  14         WMColor *textColor;
  15         WMColor *altTextColor;
  16         WMColor *disTextColor;
  17
  18         W_Pixmap *image;
  19         W_Pixmap *altImage;
  20
  21         W_Pixmap *dimage;
  22
  23         void *clientData;
  24         WMAction *action;
  25
  26         int tag;
  27
  28         int groupIndex;
  29
  30         float periodicDelay;
  31         float periodicInterval;
  32
  33         WMHandlerID *timer;     /* for continuous mode */
  34
  35         struct {
  36                 WMButtonType type:4;
  37                 WMImagePosition imagePosition:4;
  38                 WMAlignment alignment:2;
  39
  40                 unsigned int selected:1;
  41
  42                 unsigned int enabled:1;
  43
  44                 unsigned int dimsWhenDisabled:1;
  45
  46                 unsigned int bordered:1;
  47
  48                 unsigned int springLoaded:1;
  49
  50                 unsigned int pushIn:1;  /* change relief while pushed */
  51
  52                 unsigned int pushLight:1;       /* highlight while pushed */
  53
  54                 unsigned int pushChange:1;      /* change caption while pushed */
  55
  56                 unsigned int stateLight:1;      /* state indicated by highlight */
  57
  58                 unsigned int stateChange:1;     /* state indicated by caption change */
  59
  60                 unsigned int statePush:1;       /* state indicated by relief */
  61
  62                 unsigned int continuous:1;      /* continually perform action */
  63
  64                 unsigned int prevSelected:1;
  65
  66                 unsigned int pushed:1;
  67
  68                 unsigned int wasPushed:1;
  69
  70                 unsigned int redrawPending:1;
  71
  72                 unsigned int addedObserver:1;
  73         } flags;
  74 } Button;
  75
  76 #define DEFAULT_BUTTON_WIDTH    60
  77 #define DEFAULT_BUTTON_HEIGHT   24
  78 #define DEFAULT_BUTTON_ALIGNMENT        WACenter
  79 #define DEFAULT_BUTTON_IS_BORDERED      True
  80
  81 #define DEFAULT_RADIO_WIDTH     100
  82 #define DEFAULT_RADIO_HEIGHT    20
  83 #define DEFAULT_RADIO_ALIGNMENT WALeft
  84 #define DEFAULT_RADIO_IMAGE_POSITION    WIPLeft
  85 #define DEFAULT_RADIO_TEXT      "Radio"
  86
  87 #define DEFAULT_SWITCH_WIDTH    100
  88 #define DEFAULT_SWITCH_HEIGHT   20
  89 #define DEFAULT_SWITCH_ALIGNMENT        WALeft
  90 #define DEFAULT_SWITCH_IMAGE_POSITION   WIPLeft
  91 #define DEFAULT_SWITCH_TEXT     "Switch"
  92
  93 static void destroyButton(Button * bPtr);
  94 static void paintButton(Button * bPtr);
  95
  96 static void handleEvents(XEvent * event, void *data);
  97 static void handleActionEvents(XEvent * event, void *data);
  98
  99 static char *WMPushedRadioNotification = "WMPushedRadioNotification";
 100
 101 #define NFONT(b) (b)->view->screen->normalFont
 102
 103 WMButton *WMCreateCustomButton(WMWidget * parent, int behaviourMask)
 104 {
 105         Button *bPtr;
 106
 107         bPtr = wmalloc(sizeof(Button));
 108         memset(bPtr, 0, sizeof(Button));
 109
 110         bPtr->widgetClass = WC_Button;
 111
 112         bPtr->view = W_CreateView(W_VIEW(parent));
 113         if (!bPtr->view) {
 114                 wfree(bPtr);
 115                 return NULL;
 116         }
 117         bPtr->view->self = bPtr;
 118
 119         bPtr->flags.type = 0;
 120
 121         bPtr->flags.springLoaded = (behaviourMask & WBBSpringLoadedMask) != 0;
 122         bPtr->flags.pushIn = (behaviourMask & WBBPushInMask) != 0;
 123         bPtr->flags.pushChange = (behaviourMask & WBBPushChangeMask) != 0;
 124         bPtr->flags.pushLight = (behaviourMask & WBBPushLightMask) != 0;
 125         bPtr->flags.stateLight = (behaviourMask & WBBStateLightMask) != 0;
 126         bPtr->flags.stateChange = (behaviourMask & WBBStateChangeMask) != 0;
 127         bPtr->flags.statePush = (behaviourMask & WBBStatePushMask) != 0;
 128
 129         W_ResizeView(bPtr->view, DEFAULT_BUTTON_WIDTH, DEFAULT_BUTTON_HEIGHT);
 130         bPtr->flags.alignment = DEFAULT_BUTTON_ALIGNMENT;
 131         bPtr->flags.bordered = DEFAULT_BUTTON_IS_BORDERED;
 132
 133         bPtr->flags.enabled = 1;
 134         bPtr->flags.dimsWhenDisabled = 1;
 135
 136         WMCreateEventHandler(bPtr->view, ExposureMask | StructureNotifyMask, handleEvents, bPtr);
 137
 138         WMCreateEventHandler(bPtr->view, ButtonPressMask | ButtonReleaseMask
 139                              | EnterWindowMask | LeaveWindowMask, handleActionEvents, bPtr);
 140
 141         W_ResizeView(bPtr->view, DEFAULT_BUTTON_WIDTH, DEFAULT_BUTTON_HEIGHT);
 142         bPtr->flags.alignment = DEFAULT_BUTTON_ALIGNMENT;
 143         bPtr->flags.bordered = DEFAULT_BUTTON_IS_BORDERED;
 144
 145         return bPtr;
 146 }
 147
 148 WMButton *WMCreateButton(WMWidget * parent, WMButtonType type)
 149 {
 150         W_Screen *scrPtr = W_VIEW(parent)->screen;
 151         Button *bPtr;
 152
 153         switch (type) {
 154         case WBTMomentaryPush:
 155                 bPtr = WMCreateCustomButton(parent, WBBSpringLoadedMask | WBBPushInMask | WBBPushLightMask);
 156                 break;
 157
 158         case WBTMomentaryChange:
 159                 bPtr = WMCreateCustomButton(parent, WBBSpringLoadedMask | WBBPushChangeMask);
 160                 break;
 161
 162         case WBTPushOnPushOff:
 163                 bPtr = WMCreateCustomButton(parent, WBBPushInMask | WBBStatePushMask | WBBStateLightMask);
 164                 break;
 165
 166         case WBTToggle:
 167                 bPtr = WMCreateCustomButton(parent, WBBPushInMask | WBBStateChangeMask | WBBStatePushMask);
 168                 break;
 169
 170         case WBTOnOff:
 171                 bPtr = WMCreateCustomButton(parent, WBBStateLightMask);
 172                 break;
 173
 174         case WBTSwitch:
 175                 bPtr = WMCreateCustomButton(parent, WBBStateChangeMask);
 176                 bPtr->flags.bordered = 0;
 177                 bPtr->image = WMRetainPixmap(scrPtr->checkButtonImageOff);
 178                 bPtr->altImage = WMRetainPixmap(scrPtr->checkButtonImageOn);
 179                 break;
 180
 181         case WBTRadio:
 182                 bPtr = WMCreateCustomButton(parent, WBBStateChangeMask);
 183                 bPtr->flags.bordered = 0;
 184                 bPtr->image = WMRetainPixmap(scrPtr->radioButtonImageOff);
 185                 bPtr->altImage = WMRetainPixmap(scrPtr->radioButtonImageOn);
 186                 break;
 187
 188         default:
 189         case WBTMomentaryLight:
 190                 bPtr = WMCreateCustomButton(parent, WBBSpringLoadedMask | WBBPushLightMask);
 191                 bPtr->flags.bordered = 1;
 192                 break;
 193         }
 194
 195         bPtr->flags.type = type;
 196
 197         if (type == WBTRadio) {
 198                 W_ResizeView(bPtr->view, DEFAULT_RADIO_WIDTH, DEFAULT_RADIO_HEIGHT);
 199                 WMSetButtonText(bPtr, DEFAULT_RADIO_TEXT);
 200                 bPtr->flags.alignment = DEFAULT_RADIO_ALIGNMENT;
 201                 bPtr->flags.imagePosition = DEFAULT_RADIO_IMAGE_POSITION;
 202         } else if (type == WBTSwitch) {
 203                 W_ResizeView(bPtr->view, DEFAULT_SWITCH_WIDTH, DEFAULT_SWITCH_HEIGHT);
 204                 WMSetButtonText(bPtr, DEFAULT_SWITCH_TEXT);
 205                 bPtr->flags.alignment = DEFAULT_SWITCH_ALIGNMENT;
 206                 bPtr->flags.imagePosition = DEFAULT_SWITCH_IMAGE_POSITION;
 207         }
 208
 209         return bPtr;
 210 }
 211
 212 static void updateDisabledMask(WMButton * bPtr)
 213 {
 214         WMScreen *scr = WMWidgetScreen(bPtr);
 215         Display *dpy = scr->display;
 216
 217         if (bPtr->image) {
 218                 XGCValues gcv;
 219
 220                 if (bPtr->dimage->mask) {
 221                         XFreePixmap(dpy, bPtr->dimage->mask);
 222                         bPtr->dimage->mask = None;
 223                 }
 224
 225                 if (bPtr->flags.dimsWhenDisabled) {
 226                         bPtr->dimage->mask = XCreatePixmap(dpy, scr->stipple,
 227                                                            bPtr->dimage->width, bPtr->dimage->height, 1);
 228
 229                         XSetForeground(dpy, scr->monoGC, 0);
 230                         XFillRectangle(dpy, bPtr->dimage->mask, scr->monoGC, 0, 0,
 231                                        bPtr->dimage->width, bPtr->dimage->height);
 232
 233                         gcv.foreground = 1;
 234                         gcv.background = 0;
 235                         gcv.stipple = scr->stipple;
 236                         gcv.fill_style = FillStippled;
 237                         gcv.clip_mask = bPtr->image->mask;
 238                         gcv.clip_x_origin = 0;
 239                         gcv.clip_y_origin = 0;
 240
 241                         XChangeGC(dpy, scr->monoGC, GCForeground | GCBackground | GCStipple
 242                                   | GCFillStyle | GCClipMask | GCClipXOrigin | GCClipYOrigin, &gcv);
 243
 244                         XFillRectangle(dpy, bPtr->dimage->mask, scr->monoGC, 0, 0,
 245                                        bPtr->dimage->width, bPtr->dimage->height);
 246
 247                         gcv.fill_style = FillSolid;
 248                         gcv.clip_mask = None;
 249                         XChangeGC(dpy, scr->monoGC, GCFillStyle | GCClipMask, &gcv);
 250                 }
 251         }
 252 }
 253
 254 void WMSetButtonImageDefault(WMButton * bPtr)
 255 {
 256         WMSetButtonImage(bPtr, WMWidgetScreen(bPtr)->buttonArrow);
 257         WMSetButtonAltImage(bPtr, WMWidgetScreen(bPtr)->pushedButtonArrow);
 258 }
 259
 260 void WMSetButtonImage(WMButton * bPtr, WMPixmap * image)
 261 {
 262         if (bPtr->image != NULL)
 263                 WMReleasePixmap(bPtr->image);
 264         bPtr->image = WMRetainPixmap(image);
 265
 266         if (bPtr->dimage) {
 267                 bPtr->dimage->pixmap = None;
 268                 WMReleasePixmap(bPtr->dimage);
 269                 bPtr->dimage = NULL;
 270         }
 271
 272         if (image) {
 273                 bPtr->dimage = WMCreatePixmapFromXPixmaps(WMWidgetScreen(bPtr),
 274                                                           image->pixmap, None,
 275                                                           image->width, image->height, image->depth);
 276                 updateDisabledMask(bPtr);
 277         }
 278
 279         if (bPtr->view->flags.realized) {
 280                 paintButton(bPtr);
 281         }
 282 }
 283
 284 void WMSetButtonAltImage(WMButton * bPtr, WMPixmap * image)
 285 {
 286         if (bPtr->altImage != NULL)
 287                 WMReleasePixmap(bPtr->altImage);
 288         bPtr->altImage = WMRetainPixmap(image);
 289
 290         if (bPtr->view->flags.realized) {
 291                 paintButton(bPtr);
 292         }
 293 }
 294
 295 void WMSetButtonImagePosition(WMButton * bPtr, WMImagePosition position)
 296 {
 297         bPtr->flags.imagePosition = position;
 298
 299         if (bPtr->view->flags.realized) {
 300                 paintButton(bPtr);
 301         }
 302 }
 303
 304 void WMSetButtonTextAlignment(WMButton * bPtr, WMAlignment alignment)
 305 {
 306         bPtr->flags.alignment = alignment;
 307
 308         if (bPtr->view->flags.realized) {
 309                 paintButton(bPtr);
 310         }
 311 }
 312
 313 void WMSetButtonText(WMButton * bPtr, char *text)
 314 {
 315         if (bPtr->caption)
 316                 wfree(bPtr->caption);
 317
 318         if (text != NULL) {
 319                 bPtr->caption = wstrdup(text);
 320         } else {
 321                 bPtr->caption = NULL;
 322         }
 323
 324         if (bPtr->view->flags.realized) {
 325                 paintButton(bPtr);
 326         }
 327 }
 328
 329 void WMSetButtonAltText(WMButton * bPtr, char *text)
 330 {
 331         if (bPtr->altCaption)
 332                 wfree(bPtr->altCaption);
 333
 334         if (text != NULL) {
 335                 bPtr->altCaption = wstrdup(text);
 336         } else {
 337                 bPtr->altCaption = NULL;
 338         }
 339
 340         if (bPtr->view->flags.realized) {
 341                 paintButton(bPtr);
 342         }
 343 }
 344
 345 void WMSetButtonTextColor(WMButton * bPtr, WMColor * color)
 346 {
 347         if (bPtr->textColor)
 348                 WMReleaseColor(bPtr->textColor);
 349
 350         bPtr->textColor = WMRetainColor(color);
 351 }
 352
 353 void WMSetButtonAltTextColor(WMButton * bPtr, WMColor * color)
 354 {
 355         if (bPtr->altTextColor)
 356                 WMReleaseColor(bPtr->altTextColor);
 357
 358         bPtr->altTextColor = WMRetainColor(color);
 359 }
 360
 361 void WMSetButtonDisabledTextColor(WMButton * bPtr, WMColor * color)
 362 {
 363         if (bPtr->disTextColor)
 364                 WMReleaseColor(bPtr->disTextColor);
 365
 366         bPtr->disTextColor = WMRetainColor(color);
 367 }
 368
 369 void WMSetButtonSelected(WMButton * bPtr, int isSelected)
 370 {
 371         bPtr->flags.selected = isSelected ? 1 : 0;
 372
 373         if (bPtr->view->flags.realized) {
 374                 paintButton(bPtr);
 375         }
 376         if (bPtr->groupIndex > 0)
 377                 WMPostNotificationName(WMPushedRadioNotification, bPtr, NULL);
 378 }
 379
 380 int WMGetButtonSelected(WMButton * bPtr)
 381 {
 382         CHECK_CLASS(bPtr, WC_Button);
 383
 384         return bPtr->flags.selected;
 385 }
 386
 387 void WMSetButtonBordered(WMButton * bPtr, int isBordered)
 388 {
 389         bPtr->flags.bordered = isBordered;
 390
 391         if (bPtr->view->flags.realized) {
 392                 paintButton(bPtr);
 393         }
 394 }
 395
 396 void WMSetButtonFont(WMButton * bPtr, WMFont * font)
 397 {
 398         if (bPtr->font)
 399                 WMReleaseFont(bPtr->font);
 400
 401         bPtr->font = WMRetainFont(font);
 402 }
 403
 404 void WMSetButtonEnabled(WMButton * bPtr, Bool flag)
 405 {
 406         bPtr->flags.enabled = ((flag == 0) ? 0 : 1);
 407
 408         if (bPtr->view->flags.mapped) {
 409                 paintButton(bPtr);
 410         }
 411 }
 412
 413 int WMGetButtonEnabled(WMButton * bPtr)
 414 {
 415         CHECK_CLASS(bPtr, WC_Button);
 416
 417         return bPtr->flags.enabled;
 418 }
 419
 420 void WMSetButtonImageDimsWhenDisabled(WMButton * bPtr, Bool flag)
 421 {
 422         bPtr->flags.dimsWhenDisabled = ((flag == 0) ? 0 : 1);
 423
 424         updateDisabledMask(bPtr);
 425 }
 426
 427 void WMSetButtonTag(WMButton * bPtr, int tag)
 428 {
 429         bPtr->tag = tag;
 430 }
 431
 432 void WMPerformButtonClick(WMButton * bPtr)
 433 {
 434         CHECK_CLASS(bPtr, WC_Button);
 435
 436         if (!bPtr->flags.enabled)
 437                 return;
 438
 439         bPtr->flags.pushed = 1;
 440         bPtr->flags.selected = 1;
 441
 442         if (bPtr->view->flags.mapped) {
 443                 paintButton(bPtr);
 444                 XFlush(WMScreenDisplay(WMWidgetScreen(bPtr)));
 445                 wusleep(20000);
 446         }
 447
 448         bPtr->flags.pushed = 0;
 449
 450         if (bPtr->groupIndex > 0) {
 451                 WMPostNotificationName(WMPushedRadioNotification, bPtr, NULL);
 452         }
 453
 454         if (bPtr->action)
 455                 (*bPtr->action) (bPtr, bPtr->clientData);
 456
 457         if (bPtr->view->flags.mapped)
 458                 paintButton(bPtr);
 459 }
 460
 461 void WMSetButtonAction(WMButton * bPtr, WMAction * action, void *clientData)
 462 {
 463         CHECK_CLASS(bPtr, WC_Button);
 464
 465         bPtr->action = action;
 466
 467         bPtr->clientData = clientData;
 468 }
 469
 470 static void radioPushObserver(void *observerData, WMNotification * notification)
 471 {
 472         WMButton *bPtr = (WMButton *) observerData;
 473         WMButton *pushedButton = (WMButton *) WMGetNotificationObject(notification);
 474
 475         if (bPtr != pushedButton && pushedButton->groupIndex == bPtr->groupIndex && bPtr->groupIndex != 0) {
 476                 if (bPtr->flags.selected) {
 477                         bPtr->flags.selected = 0;
 478                         paintButton(bPtr);
 479                 }
 480         }
 481 }
 482
 483 void WMGroupButtons(WMButton * bPtr, WMButton * newMember)
 484 {
 485         static int tagIndex = 0;
 486
 487         CHECK_CLASS(bPtr, WC_Button);
 488         CHECK_CLASS(newMember, WC_Button);
 489
 490         if (!bPtr->flags.addedObserver) {
 491                 WMAddNotificationObserver(radioPushObserver, bPtr, WMPushedRadioNotification, NULL);
 492                 bPtr->flags.addedObserver = 1;
 493         }
 494         if (!newMember->flags.addedObserver) {
 495                 WMAddNotificationObserver(radioPushObserver, newMember, WMPushedRadioNotification, NULL);
 496                 newMember->flags.addedObserver = 1;
 497         }
 498
 499         if (bPtr->groupIndex == 0) {
 500                 bPtr->groupIndex = ++tagIndex;
 501         }
 502         newMember->groupIndex = bPtr->groupIndex;
 503 }
 504
 505 void WMSetButtonContinuous(WMButton * bPtr, Bool flag)
 506 {
 507         bPtr->flags.continuous = ((flag == 0) ? 0 : 1);
 508         if (bPtr->timer) {
 509                 WMDeleteTimerHandler(bPtr->timer);
 510                 bPtr->timer = NULL;
 511         }
 512 }
 513
 514 void WMSetButtonPeriodicDelay(WMButton * bPtr, float delay, float interval)
 515 {
 516         bPtr->periodicInterval = interval;
 517         bPtr->periodicDelay = delay;
 518 }
 519
 520 static void paintButton(Button * bPtr)
 521 {
 522         W_Screen *scrPtr = bPtr->view->screen;
 523         WMReliefType relief;
 524         int offset;
 525         char *caption;
 526         WMPixmap *image;
 527         WMColor *textColor;
 528         WMColor *backColor;
 529
 530         backColor = NULL;
 531         caption = bPtr->caption;
 532
 533         if (bPtr->flags.enabled) {
 534                 textColor = (bPtr->textColor != NULL ? bPtr->textColor : scrPtr->black);
 535         } else {
 536                 textColor = (bPtr->disTextColor != NULL ? bPtr->disTextColor : scrPtr->darkGray);
 537         }
 538
 539         if (bPtr->flags.enabled || !bPtr->dimage)
 540                 image = bPtr->image;
 541         else
 542                 image = bPtr->dimage;
 543         offset = 0;
 544         if (bPtr->flags.bordered)
 545                 relief = WRRaised;
 546         else
 547                 relief = WRFlat;
 548
 549         if (bPtr->flags.selected) {
 550                 if (bPtr->flags.stateLight) {
 551                         backColor = scrPtr->white;
 552                         textColor = scrPtr->black;
 553                 }
 554
 555                 if (bPtr->flags.stateChange) {
 556                         if (bPtr->altCaption)
 557                                 caption = bPtr->altCaption;
 558                         if (bPtr->altImage)
 559                                 image = bPtr->altImage;
 560                         if (bPtr->altTextColor)
 561                                 textColor = bPtr->altTextColor;
 562                 }
 563
 564                 if (bPtr->flags.statePush && bPtr->flags.bordered) {
 565                         relief = WRSunken;
 566                         offset = 1;
 567                 }
 568         }
 569
 570         if (bPtr->flags.pushed) {
 571                 if (bPtr->flags.pushIn) {
 572                         relief = WRPushed;
 573                         offset = 1;
 574                 }
 575                 if (bPtr->flags.pushLight) {
 576                         backColor = scrPtr->white;
 577                         textColor = scrPtr->black;
 578                 }
 579
 580                 if (bPtr->flags.pushChange) {
 581                         if (bPtr->altCaption)
 582                                 caption = bPtr->altCaption;
 583                         if (bPtr->altImage)
 584                                 image = bPtr->altImage;
 585                         if (bPtr->altTextColor)
 586                                 textColor = bPtr->altTextColor;
 587                 }
 588         }
 589
 590         W_PaintTextAndImage(bPtr->view, True, textColor,
 591                             (bPtr->font != NULL ? bPtr->font : scrPtr->normalFont),
 592                             relief, caption, bPtr->flags.alignment, image,
 593                             bPtr->flags.imagePosition, backColor, offset);
 594 }
 595
 596 static void handleEvents(XEvent * event, void *data)
 597 {
 598         Button *bPtr = (Button *) data;
 599
 600         CHECK_CLASS(data, WC_Button);
 601
 602         switch (event->type) {
 603         case Expose:
 604                 if (event->xexpose.count != 0)
 605                         break;
 606                 paintButton(bPtr);
 607                 break;
 608
 609         case DestroyNotify:
 610                 destroyButton(bPtr);
 611                 break;
 612         }
 613 }
 614
 615 static void autoRepeat(void *data)
 616 {
 617         Button *bPtr = (Button *) data;
 618
 619         if (bPtr->action && bPtr->flags.pushed)
 620                 (*bPtr->action) (bPtr, bPtr->clientData);
 621
 622         bPtr->timer = WMAddTimerHandler((int)(bPtr->periodicInterval * 1000), autoRepeat, bPtr);
 623 }
 624
 625 static void handleActionEvents(XEvent * event, void *data)
 626 {
 627         Button *bPtr = (Button *) data;
 628         int doclick = 0, dopaint = 0;
 629
 630         CHECK_CLASS(data, WC_Button);
 631
 632         if (!bPtr->flags.enabled)
 633                 return;
 634
 635         switch (event->type) {
 636         case EnterNotify:
 637                 if (bPtr->groupIndex == 0) {
 638                         bPtr->flags.pushed = bPtr->flags.wasPushed;
 639                         if (bPtr->flags.pushed) {
 640                                 bPtr->flags.selected = !bPtr->flags.prevSelected;
 641                                 dopaint = 1;
 642                         }
 643                 }
 644                 break;
 645
 646         case LeaveNotify:
 647                 if (bPtr->groupIndex == 0) {
 648                         bPtr->flags.wasPushed = bPtr->flags.pushed;
 649                         if (bPtr->flags.pushed) {
 650                                 bPtr->flags.selected = bPtr->flags.prevSelected;
 651                                 dopaint = 1;
 652                         }
 653                         bPtr->flags.pushed = 0;
 654                 }
 655                 break;
 656
 657         case ButtonPress:
 658                 if (event->xbutton.button == Button1) {
 659                         bPtr->flags.prevSelected = bPtr->flags.selected;
 660                         bPtr->flags.wasPushed = 0;
 661                         bPtr->flags.pushed = 1;
 662                         if (bPtr->groupIndex > 0) {
 663                                 bPtr->flags.selected = 1;
 664                                 dopaint = 1;
 665                                 break;
 666                         }
 667                         bPtr->flags.selected = !bPtr->flags.selected;
 668                         dopaint = 1;
 669
 670                         if (bPtr->flags.continuous && !bPtr->timer) {
 671                                 bPtr->timer = WMAddTimerHandler((int)(bPtr->periodicDelay * 1000),
 672                                                                 autoRepeat, bPtr);
 673                         }
 674                 }
 675                 break;
 676
 677         case ButtonRelease:
 678                 if (event->xbutton.button == Button1) {
 679                         if (bPtr->flags.pushed) {
 680                                 if (bPtr->groupIndex == 0 || (bPtr->flags.selected && bPtr->groupIndex > 0))
 681                                         doclick = 1;
 682                                 dopaint = 1;
 683                                 if (bPtr->flags.springLoaded) {
 684                                         bPtr->flags.selected = bPtr->flags.prevSelected;
 685                                 }
 686                         }
 687                         bPtr->flags.pushed = 0;
 688                 }
 689                 if (bPtr->timer) {
 690                         WMDeleteTimerHandler(bPtr->timer);
 691                         bPtr->timer = NULL;
 692                 }
 693                 break;
 694         }
 695
 696         if (dopaint)
 697                 paintButton(bPtr);
 698
 699         if (doclick) {
 700                 if (bPtr->flags.selected && bPtr->groupIndex > 0) {
 701                         WMPostNotificationName(WMPushedRadioNotification, bPtr, NULL);
 702                 }
 703
 704                 if (bPtr->action)
 705                         (*bPtr->action) (bPtr, bPtr->clientData);
 706         }
 707 }
 708
 709 static void destroyButton(Button * bPtr)
 710 {
 711         if (bPtr->flags.addedObserver) {
 712                 WMRemoveNotificationObserver(bPtr);
 713         }
 714
 715         if (bPtr->timer)
 716                 WMDeleteTimerHandler(bPtr->timer);
 717
 718         if (bPtr->font)
 719                 WMReleaseFont(bPtr->font);
 720
 721         if (bPtr->caption)
 722                 wfree(bPtr->caption);
 723
 724         if (bPtr->altCaption)
 725                 wfree(bPtr->altCaption);
 726
 727         if (bPtr->textColor)
 728                 WMReleaseColor(bPtr->textColor);
 729
 730         if (bPtr->altTextColor)
 731                 WMReleaseColor(bPtr->altTextColor);
 732
 733         if (bPtr->disTextColor)
 734                 WMReleaseColor(bPtr->disTextColor);
 735
 736         if (bPtr->image)
 737                 WMReleasePixmap(bPtr->image);
 738
 739         if (bPtr->dimage) {
 740                 /* yuck.. kluge */
 741                 bPtr->dimage->pixmap = None;
 742
 743                 WMReleasePixmap(bPtr->dimage);
 744         }
 745         if (bPtr->altImage)
 746                 WMReleasePixmap(bPtr->altImage);
 747
 748         wfree(bPtr);
 749 }