contrib/src/fl/barhintspl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        No names yet.
   3 // Purpose:     Contrib. demo
   4 // Author:      Aleksandras Gluchovas
   5 // Modified by:
   6 // Created:     30/11/98 (my 22th birthday :-)
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Aleksandras Gluchovas
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13     #pragma implementation "barhintspl.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 #ifndef WX_PRECOMP
  24 #include "wx/wx.h"
  25 #endif
  26
  27 #include "wx/utils.h"
  28 #include "wx/fl/barhintspl.h"
  29
  30 // fixed settings
  31
  32 #define GROOVE_WIDTH         3  // left shade + middle line + right shade
  33 #define GROOVE_TO_GROOVE_GAP 1
  34 #define BOX_T_BOX_GAP        2
  35 #define BOX_TO_GROOVE_GAP    3
  36
  37 #define BOXES_IN_HINT        2
  38 #define CLOSE_BOX_IDX        0
  39 #define COLLAPSE_BOX_IDX     1
  40
  41 // used interally
  42
  43 #define CLOSE_BOX_HITTED    1
  44 #define COLLAPSE_BOX_HITTED 2
  45
  46 /***** Implementation fro class cbBarHintsPlugin *****/
  47
  48 IMPLEMENT_DYNAMIC_CLASS( cbBarHintsPlugin, cbPluginBase )
  49
  50 BEGIN_EVENT_TABLE( cbBarHintsPlugin, cbPluginBase )
  51
  52     EVT_PL_SIZE_BAR_WND  ( cbBarHintsPlugin::OnSizeBarWindow )
  53     EVT_PL_DRAW_BAR_DECOR( cbBarHintsPlugin::OnDrawBarDecorations )
  54
  55     EVT_PL_LEFT_DOWN( cbBarHintsPlugin::OnLeftDown )
  56     EVT_PL_LEFT_UP  ( cbBarHintsPlugin::OnLeftUp   )
  57     EVT_PL_MOTION   ( cbBarHintsPlugin::OnMotion   )
  58
  59 END_EVENT_TABLE()
  60
  61 cbBarHintsPlugin::cbBarHintsPlugin(void)
  62
  63     : mpPane( 0 ),
  64       mBtnPressed   ( FALSE ),
  65       mCloseBoxOn   ( TRUE ),
  66       mCollapseBoxOn( TRUE ),
  67       mGrooveCount  ( 2 ),
  68       mHintGap      ( 4 ),
  69       mXWeight      ( 2 )
  70 {
  71     mBoxes[CLOSE_BOX_IDX]    = NULL;
  72     mBoxes[COLLAPSE_BOX_IDX] = NULL;
  73 }
  74
  75 cbBarHintsPlugin::cbBarHintsPlugin( wxFrameLayout* pLayout, int paneMask )
  76
  77     : cbPluginBase( pLayout, paneMask ),
  78       mpPane( 0 ),
  79       mBtnPressed   ( FALSE ),
  80       mCloseBoxOn   ( TRUE ),
  81       mCollapseBoxOn( TRUE ),
  82       mGrooveCount  ( 2 ),
  83       mHintGap      ( 5 ),
  84       mXWeight      ( 2 )
  85 {
  86     mBoxes[CLOSE_BOX_IDX]    = NULL;
  87     mBoxes[COLLAPSE_BOX_IDX] = NULL;
  88 }
  89
  90
  91 cbBarHintsPlugin::~cbBarHintsPlugin()
  92 {
  93     if (mBoxes[CLOSE_BOX_IDX])
  94         delete mBoxes[CLOSE_BOX_IDX];
  95
  96     if (mBoxes[COLLAPSE_BOX_IDX])
  97         delete mBoxes[COLLAPSE_BOX_IDX];
  98 }  // cbBarHintsPlugin destructor
  99
 100
 101 void cbBarHintsPlugin::SetGrooveCount( int nGrooves )
 102 {
 103     mGrooveCount = nGrooves;
 104 }
 105
 106 void cbBarHintsPlugin::CreateBoxes()
 107 {
 108     cbCloseBox*    box1 = new cbCloseBox();
 109     cbCollapseBox* box2 = new cbCollapseBox();
 110
 111     mBoxes[CLOSE_BOX_IDX]    = box1;
 112     mBoxes[COLLAPSE_BOX_IDX] = box2;
 113
 114     int i;
 115     for ( i = 0; i != BOXES_IN_HINT; ++i )
 116     {
 117         mBoxes[i]->mpLayout = mpLayout;
 118         mBoxes[i]->mpPlugin = this;
 119         mBoxes[i]->mpWnd    = NULL;
 120     }
 121 }
 122
 123
 124 void cbBarHintsPlugin::Draw3DBox( wxDC& dc, const wxPoint& pos, bool pressed )
 125 {
 126 }
 127
 128 void cbBarHintsPlugin::DrawCloseBox( wxDC& dc, const wxPoint& pos, bool pressed )
 129 {
 130 }
 131
 132 void cbBarHintsPlugin::DrawCollapseBox( wxDC& dc, const wxPoint& pos,
 133                                         bool atLeft, bool disabled, bool pressed )
 134 {
 135 }
 136
 137 void cbBarHintsPlugin::DrawGrooves( wxDC& dc, const wxPoint& pos, int length )
 138 {
 139     int ofs = 0;
 140
 141     int i;
 142     for ( i = 0; i != mGrooveCount; ++i, ofs += ( GROOVE_WIDTH + GROOVE_TO_GROOVE_GAP ) )
 143     {
 144         if ( mpPane->IsHorizontal() )
 145         {
 146             dc.SetPen( mpLayout->mLightPen );
 147             dc.DrawLine( pos.x + ofs, pos.y, pos.x + ofs, pos.y + length - 1 );
 148             dc.DrawPoint( pos.x + ofs + 1, pos.y );
 149
 150             dc.SetPen( mpLayout->mDarkPen );
 151             dc.DrawLine( pos.x + ofs + 2, pos.y, pos.x + ofs + 2, pos.y + length );
 152             dc.DrawPoint( pos.x + ofs + 1, pos.y + length - 1 );
 153             dc.DrawPoint( pos.x + ofs,     pos.y + length - 1 );
 154         }
 155         else
 156         {
 157             dc.SetPen( mpLayout->mLightPen );
 158             dc.DrawLine( pos.x, pos.y + ofs, pos.x + length - 1, pos.y + ofs );
 159             dc.DrawPoint( pos.x, pos.y + ofs + 1 );
 160
 161             dc.SetPen( mpLayout->mDarkPen );
 162             dc.DrawLine( pos.x, pos.y + ofs + 2, pos.x + length, pos.y + ofs + 2 );
 163             dc.DrawPoint( pos.x + length - 1, pos.y + ofs + 1 );
 164             dc.DrawPoint( pos.x + length - 1, pos.y + ofs );
 165         }
 166     }
 167 }
 168
 169 void cbBarHintsPlugin::ExcludeHints( wxRect& rect, cbBarInfo& info )
 170 {
 171     int boxHeight = BTN_BOX_HEIGHT;
 172
 173     // collapse and close box are not placed on fixed bars
 174
 175     if ( info.IsFixed() || ( !mCloseBoxOn && !mCollapseBoxOn ) )
 176
 177         boxHeight = 0;
 178
 179     int height = wxMax( mGrooveCount*(GROOVE_WIDTH + GROOVE_TO_GROOVE_GAP)
 180                         - GROOVE_TO_GROOVE_GAP,
 181                         boxHeight
 182                       );
 183
 184     if ( mpPane->IsHorizontal() )
 185     {
 186         rect.x     += ( mHintGap*2 + height );
 187         rect.width -= (height + 2*mHintGap);
 188
 189         rect.x     -= info.mDimInfo.mHorizGap + 2;
 190         rect.width += info.mDimInfo.mHorizGap + 2;
 191     }
 192     else
 193     {
 194         rect.y      += (mHintGap*2 + height);
 195         rect.height -= (height + 2*mHintGap);
 196
 197         rect.y      -= info.mDimInfo.mVertGap + 2;
 198         rect.height += info.mDimInfo.mVertGap + 2;
 199     }
 200 }
 201
 202 void cbBarHintsPlugin::DoDrawHint( wxDC& dc, wxRect& rect,
 203                                    int pos, int boxOfs, int grooveOfs,
 204                                    bool isFixed )
 205 {
 206     if ( !isFixed )
 207     {
 208         if ( mpPane->IsHorizontal() )
 209         {
 210             if ( mCloseBoxOn )
 211
 212                 mBoxes[CLOSE_BOX_IDX]->Draw( dc );
 213
 214             if ( mCollapseBoxOn )
 215
 216                 mBoxes[COLLAPSE_BOX_IDX]->Draw( dc );
 217         }
 218         else
 219         {
 220             if ( mCloseBoxOn )
 221
 222                 mBoxes[CLOSE_BOX_IDX]->Draw( dc );
 223
 224             if ( mCollapseBoxOn )
 225
 226                 mBoxes[COLLAPSE_BOX_IDX]->Draw( dc );
 227         }
 228     }
 229
 230     if ( mpPane->IsHorizontal() )
 231
 232         DrawGrooves( dc, wxPoint( rect.x + mHintGap + grooveOfs, pos ),
 233                      rect.height - (pos - rect.y) - mHintGap );
 234     else
 235         DrawGrooves( dc, wxPoint( rect.x + mHintGap, rect.y + mHintGap + grooveOfs ),
 236                      (pos - rect.x) - mHintGap );
 237 }
 238
 239 void cbBarHintsPlugin::GetHintsLayout( wxRect& rect, cbBarInfo& info,
 240                                        int& boxOfs, int& grooveOfs, int& pos )
 241 {
 242     int boxHeight = BTN_BOX_HEIGHT;
 243 //  int boxWidth  = BTN_BOX_WIDTH + BOX_TO_GROOVE_GAP + BTN_BOX_WIDTH;
 244
 245     // collapse and close box are not placed on fixed bars
 246
 247     if ( info.IsFixed() || ( !mCloseBoxOn && !mCollapseBoxOn ) )
 248     {
 249         boxHeight = 0;
 250 //      boxWidth = 0;
 251     }
 252 /*
 253     else
 254     if ( !mCloseBoxOn || !mCollapseBoxOn )
 255
 256         boxWidth = BTN_BOX_WIDTH;
 257 */
 258     int grooveHeight = mGrooveCount*(GROOVE_WIDTH + GROOVE_TO_GROOVE_GAP)
 259                        - GROOVE_TO_GROOVE_GAP;
 260
 261     int height = wxMax( grooveHeight, boxHeight );
 262
 263     // center boxs and groves with respect to each other
 264
 265     boxOfs    = ( height - boxHeight    ) / 2;
 266     grooveOfs = ( height - grooveHeight ) / 2;
 267
 268     pos = ( mpPane->IsHorizontal() ) ? rect.y + mHintGap
 269                                      : rect.x + rect.width - mHintGap;
 270
 271     // setup positions for boxes
 272
 273     if ( !info.IsFixed() )
 274     {
 275         // what direction "collapse-triangle" should look at?
 276
 277         bool& isAtLeft = ((cbCollapseBox*)(mBoxes[COLLAPSE_BOX_IDX]))->mIsAtLeft;
 278
 279         isAtLeft= info.mBounds.x <= mpPane->mPaneWidth - ( info.mBounds.x + info.mBounds.width );
 280
 281         if ( info.IsExpanded() )
 282         {
 283             isAtLeft = FALSE;
 284
 285             cbBarInfo* pCur = info.mpPrev;
 286
 287             while( pCur )
 288             {
 289                 if ( !pCur->IsFixed() )
 290                 {
 291                     isAtLeft = TRUE; break;
 292                 }
 293
 294                 pCur = pCur->mpPrev;
 295             }
 296         }
 297
 298         // collapse/expand works only when more not-fixed bars are present in the same row
 299
 300         mBoxes[COLLAPSE_BOX_IDX]->Enable( info.mpRow->mNotFixedBarsCnt > 1 );
 301
 302         int i;
 303         for ( i = 0; i != BOXES_IN_HINT; ++i )
 304         {
 305             mBoxes[i]->mpPane = mpPane;
 306         }
 307
 308         if ( mpPane->IsHorizontal() )
 309         {
 310             if ( mCloseBoxOn )
 311             {
 312                 mBoxes[CLOSE_BOX_IDX]->mPos = wxPoint( rect.x + mHintGap + boxOfs, pos );
 313
 314                 pos += BTN_BOX_HEIGHT;
 315             }
 316
 317             if ( mCollapseBoxOn )
 318             {
 319                 if ( mCloseBoxOn ) pos += BOX_T_BOX_GAP;
 320
 321                 mBoxes[COLLAPSE_BOX_IDX]->mPos = wxPoint( rect.x + mHintGap + boxOfs, pos );
 322
 323                 pos += BTN_BOX_HEIGHT;
 324
 325                 pos += BOX_TO_GROOVE_GAP;
 326             }
 327         }
 328         else
 329         {
 330             if ( mCloseBoxOn )
 331             {
 332                 pos -= BTN_BOX_WIDTH;
 333
 334                 mBoxes[CLOSE_BOX_IDX]->mPos = wxPoint( pos , rect.y + mHintGap + boxOfs );
 335             }
 336
 337             if ( mCollapseBoxOn )
 338             {
 339                 if ( mCloseBoxOn ) pos -= BOX_T_BOX_GAP;
 340
 341                 pos -= BTN_BOX_WIDTH;
 342
 343                 mBoxes[COLLAPSE_BOX_IDX]->mPos = wxPoint( pos, rect.y + mHintGap + boxOfs );
 344
 345                 pos -= BOX_TO_GROOVE_GAP;
 346             }
 347         }
 348     }
 349 }
 350
 351 static inline bool is_in_box( const wxPoint& rectPos, const wxPoint& mousePos )
 352 {
 353     return ( mousePos.x >= rectPos.x &&
 354              mousePos.y >= rectPos.y &&
 355              mousePos.x < rectPos.x + BTN_BOX_WIDTH &&
 356              mousePos.y < rectPos.y + BTN_BOX_HEIGHT );
 357 }
 358
 359 int cbBarHintsPlugin::HitTestHints( cbBarInfo& info, const wxPoint& pos )
 360 {
 361     wxPoint inPane = pos;
 362     mpPane->PaneToFrame( &inPane.x, &inPane.y );
 363
 364     wxRect& rect = info.mBoundsInParent;
 365
 366     if ( info.IsFixed() ) return FALSE;
 367
 368     int boxOfs, grooveOfs, coord;
 369
 370     GetHintsLayout( rect, info, boxOfs, grooveOfs, coord );
 371
 372     if ( mpPane->IsHorizontal() )
 373     {
 374         if ( mCloseBoxOn )
 375         {
 376             if ( is_in_box( wxPoint( rect.x + mHintGap + boxOfs, coord ), inPane ) )
 377
 378                 return CLOSE_BOX_HITTED;
 379
 380             coord += BTN_BOX_HEIGHT;
 381         }
 382
 383         if ( mCollapseBoxOn )
 384         {
 385             if ( mCloseBoxOn ) coord += BOX_T_BOX_GAP;
 386
 387             if ( is_in_box( wxPoint( rect.x + mHintGap + boxOfs, coord ), inPane ) )
 388
 389                 return COLLAPSE_BOX_HITTED;
 390
 391             coord += BTN_BOX_HEIGHT;
 392         }
 393     }
 394     else
 395     {
 396         if ( mCloseBoxOn )
 397         {
 398             coord -= BTN_BOX_WIDTH;
 399
 400             if ( is_in_box( wxPoint( coord , rect.y + mHintGap + boxOfs ), inPane ) )
 401
 402                 return CLOSE_BOX_HITTED;
 403         }
 404
 405         if ( mCollapseBoxOn )
 406         {
 407             if ( mCloseBoxOn ) coord -= BOX_T_BOX_GAP;
 408             coord -= BTN_BOX_WIDTH;
 409
 410             if ( is_in_box( wxPoint( coord, rect.y + mHintGap + boxOfs ), inPane ) )
 411
 412                 return COLLAPSE_BOX_HITTED;
 413         }
 414     }
 415
 416     return FALSE;
 417 }
 418
 419 // handlers for plugin-events
 420
 421 void cbBarHintsPlugin::OnSizeBarWindow( cbSizeBarWndEvent& event )
 422 {
 423     wxRect& rect     = event.mBoundsInParent;
 424     mpPane           = event.mpPane;
 425
 426     ExcludeHints( rect, *event.mpBar );
 427
 428     event.Skip(); // pass event to the next plugin in the chain
 429 }
 430
 431 void cbBarHintsPlugin::OnDrawBarDecorations( cbDrawBarDecorEvent& event )
 432 {
 433     wxRect& rect     = event.mBoundsInParent;
 434     mpPane           = event.mpPane;
 435
 436     int boxOfs, grooveOfs, pos;
 437
 438     GetHintsLayout( rect, *event.mpBar, boxOfs, grooveOfs, pos );
 439
 440     DoDrawHint( *event.mpDc, rect, pos, boxOfs, grooveOfs, event.mpBar->IsFixed() );
 441
 442     // let other plugins add on their decorations
 443
 444     event.Skip();
 445 }
 446
 447 void cbBarHintsPlugin::OnLeftDown( cbLeftDownEvent& event )
 448 {
 449     mpPane           = event.mpPane;
 450     wxPoint inFrame = event.mPos;
 451
 452     mpPane->PaneToFrame( &inFrame.x, &inFrame.y );
 453
 454     wxBarIterator iter( mpPane->GetRowList() );
 455
 456     mpClickedBar = NULL;
 457
 458     while ( iter.Next() )
 459     {
 460         cbBarInfo& bar = iter.BarInfo();
 461
 462         int boxOfs, grooveOfs, pos;
 463
 464         GetHintsLayout( bar.mBoundsInParent, bar, boxOfs, grooveOfs, pos );
 465
 466         if ( !bar.IsFixed() )
 467         {
 468             int i;
 469             for ( i = 0; i != BOXES_IN_HINT; ++i )
 470             {
 471                 mBoxes[i]->OnLeftDown( inFrame );
 472
 473                 if ( mBoxes[i]->mPressed )
 474                 {
 475                     mBtnPressed = TRUE;
 476                     mpClickedBar = &bar;
 477
 478                     return; // event handled
 479                 }
 480             }
 481         }
 482     }
 483
 484     event.Skip();
 485 }
 486
 487 void cbBarHintsPlugin::OnLeftUp( cbLeftUpEvent&   event )
 488 {
 489     if ( mBtnPressed )
 490     {
 491         wxPoint inFrame = event.mPos;
 492         mpPane->PaneToFrame( &inFrame.x, &inFrame.y );
 493
 494         int boxOfs, grooveOfs, pos;
 495
 496         GetHintsLayout( mpClickedBar->mBoundsInParent, *mpClickedBar, boxOfs, grooveOfs, pos );
 497
 498         int result = HitTestHints( *mpClickedBar, event.mPos );
 499
 500         int i;
 501         for ( i = 0; i != BOXES_IN_HINT; ++i )
 502         {
 503             mBoxes[i]->OnLeftUp( inFrame );
 504
 505             if ( mBoxes[i]->WasClicked() )
 506             {
 507                 if ( i == 0 )
 508                 {
 509                     mpLayout->SetBarState( mpClickedBar, wxCBAR_HIDDEN, TRUE );
 510                 }
 511                 else
 512                 {
 513                     if ( mpClickedBar->IsExpanded() )
 514                         mpPane->ContractBar( mpClickedBar );
 515                     else
 516                         mpPane->ExpandBar( mpClickedBar );
 517                 }
 518             }
 519         }
 520
 521         mBtnPressed = FALSE;
 522         return;
 523     }
 524     else
 525         event.Skip();
 526 }
 527
 528 void cbBarHintsPlugin::OnMotion( cbMotionEvent&   event )
 529 {
 530     if ( mBtnPressed )
 531     {
 532         wxPoint inFrame = event.mPos;
 533         mpPane->PaneToFrame( &inFrame.x, &inFrame.y );
 534
 535         mpPane = event.mpPane;
 536
 537         int i;
 538         for ( i = 0; i != BOXES_IN_HINT; ++i )
 539         {
 540             mBoxes[i]->OnMotion( inFrame );
 541         }
 542     }
 543     else
 544         event.Skip();
 545 }
 546
 547 void cbBarHintsPlugin::OnInitPlugin()
 548 {
 549     cbPluginBase::OnInitPlugin();
 550
 551     cbDockPane** panes = mpLayout->GetPanesArray();
 552
 553     int i;
 554     for ( i = 0; i != MAX_PANES; ++i )
 555     {
 556         if ( panes[i]->MatchesMask( mPaneMask ) )
 557         {
 558             panes[i]->mProps.mMinCBarDim.x = 25;
 559             panes[i]->mProps.mMinCBarDim.y = 16;
 560         }
 561     }
 562     CreateBoxes();
 563 }