src/mac/carbon/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        frame.cpp
   3 // Purpose:     wxFrame
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "frame.h"
  14 #endif
  15
  16 #include "wx/frame.h"
  17 #include "wx/statusbr.h"
  18 #include "wx/toolbar.h"
  19 #include "wx/menuitem.h"
  20 #include "wx/menu.h"
  21 #include "wx/dcclient.h"
  22 #include "wx/dialog.h"
  23 #include "wx/settings.h"
  24 #include "wx/app.h"
  25
  26 #include <wx/mac/uma.h>
  27
  28 extern wxList wxModelessWindows;
  29 extern wxList wxPendingDelete;
  30
  31 #if !USE_SHARED_LIBRARY
  32 BEGIN_EVENT_TABLE(wxFrame, wxWindow)
  33   EVT_SIZE(wxFrame::OnSize)
  34   EVT_ACTIVATE(wxFrame::OnActivate)
  35   EVT_MENU_HIGHLIGHT_ALL(wxFrame::OnMenuHighlight)
  36   EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  37   EVT_IDLE(wxFrame::OnIdle)
  38   EVT_CLOSE(wxFrame::OnCloseWindow)
  39 END_EVENT_TABLE()
  40
  41 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
  42 #endif
  43
  44 #if wxUSE_NATIVE_STATUSBAR
  45 bool wxFrame::m_useNativeStatusBar = TRUE;
  46 #else
  47 bool wxFrame::m_useNativeStatusBar = FALSE;
  48 #endif
  49
  50 wxFrame::wxFrame()
  51 {
  52 #if wxUSE_TOOLBAR
  53   m_frameToolBar = NULL ;
  54 #endif
  55         m_macShown = false ;
  56         // in order to be able to give size events on show
  57   m_frameMenuBar = NULL;
  58   m_frameStatusBar = NULL;
  59
  60   m_windowParent = NULL;
  61   m_iconized = FALSE;
  62 }
  63
  64 bool wxFrame::Create(wxWindow *parent,
  65            wxWindowID id,
  66            const wxString& title,
  67            const wxPoint& pos,
  68            const wxSize& size,
  69            long style,
  70            const wxString& name)
  71 {
  72   if (!parent)
  73     wxTopLevelWindows.Append(this);
  74
  75   SetName(name);
  76   m_windowStyle = style;
  77   m_frameMenuBar = NULL;
  78
  79 #if wxUSE_TOOLBAR
  80   m_frameToolBar = NULL ;
  81 #endif
  82   m_frameStatusBar = NULL;
  83
  84   SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
  85
  86   if ( id > -1 )
  87     m_windowId = id;
  88   else
  89     m_windowId = (int)NewControlId();
  90
  91   if (parent) parent->AddChild(this);
  92
  93   wxModelessWindows.Append(this);
  94
  95   // create frame.
  96
  97         Rect theBoundsRect;
  98
  99   m_x = (int)pos.x;
 100   m_y = (int)pos.y;
 101   if ( m_y < 50 )
 102         m_y = 50 ;
 103   if ( m_x < 20 )
 104         m_x = 20 ;
 105
 106   m_width = size.x;
 107         if (m_width == -1)
 108                 m_width = 20;
 109   m_height = size.y;
 110         if (m_height == -1)
 111                 m_height = 20;
 112
 113         m_macWindowData = new MacWindowData() ;
 114
 115         ::SetRect(&theBoundsRect, m_x, m_y, m_x + m_width, m_y + m_height);
 116
 117         WindowClass wclass = kDocumentWindowClass ;
 118         WindowAttributes attr = kWindowNoAttributes ;
 119
 120         if ( ( m_windowStyle & wxMINIMIZE_BOX ) || ( m_windowStyle & wxMAXIMIZE_BOX ) )
 121         {
 122                 attr |= kWindowFullZoomAttribute ;
 123                 attr |= kWindowResizableAttribute ;
 124         }
 125         if ( m_windowStyle & wxSTAY_ON_TOP )
 126         {
 127                 wclass = kFloatingWindowClass ;
 128
 129 //                      if ( m_windowStyle & wxCAPTION )
 130 //                              attr |= kHasPaletteTitlebarMask ;
 131         }
 132         else
 133         {
 134         }
 135         if ( m_windowStyle & wxSYSTEM_MENU )
 136         {
 137                 attr |= kWindowCloseBoxAttribute ;
 138         }
 139         UMACreateNewWindow( wclass , attr , &theBoundsRect , &m_macWindowData->m_macWindow ) ;
 140         wxAssociateWinWithMacWindow( m_macWindowData->m_macWindow , this ) ;
 141         wxString label ;
 142         if( wxApp::s_macDefaultEncodingIsPC )
 143                 label = wxMacMakeMacStringFromPC( title ) ;
 144         else
 145                 label = title ;
 146         UMASetWTitleC( m_macWindowData->m_macWindow , label ) ;
 147         UMACreateRootControl( m_macWindowData->m_macWindow , &m_macWindowData->m_macRootControl ) ;
 148         m_macWindowData->m_macWindowBackgroundTheme = kThemeBrushDocumentWindowBackground ;
 149         m_macWindowData->m_macFocus = NULL ;
 150         m_macShown = false ;
 151   return TRUE;
 152 }
 153
 154 wxFrame::~wxFrame()
 155 {
 156   wxTopLevelWindows.DeleteObject(this);
 157
 158   if (m_frameStatusBar)
 159     delete m_frameStatusBar;
 160   if (m_frameMenuBar)
 161     delete m_frameMenuBar;
 162
 163 /* Check if it's the last top-level window */
 164
 165   if (wxTheApp && (wxTopLevelWindows.Number() == 0))
 166   {
 167     wxTheApp->SetTopWindow(NULL);
 168
 169     if (wxTheApp->GetExitOnFrameDelete())
 170     {
 171        wxTheApp->ExitMainLoop() ;
 172     }
 173   }
 174
 175   wxModelessWindows.DeleteObject(this);
 176 }
 177
 178
 179 void wxFrame::Iconize(bool iconize)
 180 {
 181     // TODO
 182 }
 183
 184 // Equivalent to maximize/restore in Windows
 185 void wxFrame::Maximize(bool maximize)
 186 {
 187     // TODO
 188 }
 189
 190 bool wxFrame::IsIconized() const
 191 {
 192     // TODO
 193     return FALSE;
 194 }
 195
 196 // Is the frame maximized?
 197 bool wxFrame::IsMaximized(void) const
 198 {
 199     // TODO
 200     return FALSE;
 201 }
 202
 203 void wxFrame::SetIcon(const wxIcon& icon)
 204 {
 205   m_icon = icon;
 206   // TODO
 207 }
 208
 209 wxStatusBar *wxFrame::OnCreateStatusBar(int number, long style, wxWindowID id,
 210     const wxString& name)
 211 {
 212     wxStatusBar *statusBar = NULL;
 213
 214     statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 17),
 215         style, name);
 216
 217     // Set the height according to the font and the border size
 218     // we shouldn't do this on the mac, because we have to fit the grow box
 219     /*
 220     wxClientDC dc(statusBar);
 221     dc.SetFont(statusBar->GetFont());
 222
 223     long x, y;
 224     dc.GetTextExtent("X", &x, &y);
 225
 226     int height = (int)( (y  * 1.1) + 2* statusBar->GetBorderY());
 227
 228     statusBar->SetSize(-1, -1, 100, height);
 229
 230                 */
 231
 232     statusBar->SetFieldsCount(number);
 233     return statusBar;
 234 }
 235
 236 wxStatusBar* wxFrame::CreateStatusBar(int number, long style, wxWindowID id,
 237     const wxString& name)
 238 {
 239   // Calling CreateStatusBar twice is an error.
 240   wxCHECK_MSG( m_frameStatusBar == NULL, FALSE,
 241                "recreating status bar in wxFrame" );
 242
 243   m_frameStatusBar = OnCreateStatusBar(number, style, id,
 244     name);
 245   if ( m_frameStatusBar )
 246   {
 247     PositionStatusBar();
 248     return m_frameStatusBar;
 249   }
 250   else
 251     return NULL;
 252 }
 253
 254 void wxFrame::SetStatusText(const wxString& text, int number)
 255 {
 256   wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set text for" );
 257
 258   m_frameStatusBar->SetStatusText(text, number);
 259 }
 260
 261 void wxFrame::SetStatusWidths(int n, const int widths_field[])
 262 {
 263   wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set widths for" );
 264
 265   m_frameStatusBar->SetStatusWidths(n, widths_field);
 266   PositionStatusBar();
 267 }
 268
 269 void wxFrame::PositionStatusBar()
 270 {
 271   if (m_frameStatusBar )
 272   {
 273     int w, h;
 274     GetClientSize(&w, &h);
 275     int sw, sh;
 276     m_frameStatusBar->GetSize(&sw, &sh);
 277
 278     // Since we wish the status bar to be directly under the client area,
 279     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 280     m_frameStatusBar->SetSize(0, h, w, sh);
 281    }
 282 }
 283
 284 void wxFrame::SetMenuBar(wxMenuBar *menuBar)
 285 {
 286     if (!menuBar)
 287     {
 288         m_frameMenuBar = NULL;
 289         return;
 290     }
 291
 292     m_frameMenuBar = menuBar;
 293                 // TODO : we move this into the app code
 294     m_frameMenuBar->MacInstallMenuBar() ;
 295 }
 296
 297 void wxFrame::Fit()
 298 {
 299   // Work out max. size
 300   wxNode *node = GetChildren().First();
 301   int max_width = 0;
 302   int max_height = 0;
 303   while (node)
 304   {
 305     // Find a child that's a subwindow, but not a dialog box.
 306     wxWindow *win = (wxWindow *)node->Data();
 307
 308     if (!win->IsKindOf(CLASSINFO(wxFrame)) &&
 309          !win->IsKindOf(CLASSINFO(wxDialog)))
 310     {
 311       int width, height;
 312       int x, y;
 313       win->GetSize(&width, &height);
 314       win->GetPosition(&x, &y);
 315
 316       if ((x + width) > max_width)
 317         max_width = x + width;
 318       if ((y + height) > max_height)
 319         max_height = y + height;
 320     }
 321     node = node->Next();
 322   }
 323   SetClientSize(max_width, max_height);
 324 }
 325
 326 // Responds to colour changes, and passes event on to children.
 327 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 328 {
 329     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 330     Refresh();
 331
 332     if ( m_frameStatusBar )
 333     {
 334         wxSysColourChangedEvent event2;
 335         event2.SetEventObject( m_frameStatusBar );
 336         m_frameStatusBar->ProcessEvent(event2);
 337     }
 338
 339     // Propagate the event to the non-top-level children
 340     wxWindow::OnSysColourChanged(event);
 341 }
 342
 343 // Default resizing behaviour - if only ONE subwindow,
 344 // resize to client rectangle size
 345 void wxFrame::OnSize(wxSizeEvent& event)
 346 {
 347   // if we're using constraints - do use them
 348   #if wxUSE_CONSTRAINTS
 349     if ( GetAutoLayout() ) {
 350       Layout();
 351       return;
 352     }
 353   #endif
 354
 355   // do we have _exactly_ one child?
 356   wxWindow *child = NULL;
 357   for ( wxNode *node = GetChildren().First(); node; node = node->Next() )
 358   {
 359     wxWindow *win = (wxWindow *)node->Data();
 360     if ( !win->IsKindOf(CLASSINFO(wxFrame))  &&
 361          !win->IsKindOf(CLASSINFO(wxDialog)) &&
 362          (win != GetStatusBar())
 363 #if wxUSE_TOOLBAR
 364          &&
 365          (win != GetToolBar())
 366 #endif
 367          )
 368     {
 369       if ( child )
 370         return;     // it's our second subwindow - nothing to do
 371       child = win;
 372     }
 373   }
 374
 375   if ( child ) {
 376     // we have exactly one child - set it's size to fill the whole frame
 377     int clientW, clientH;
 378     GetClientSize(&clientW, &clientH);
 379
 380     int x = 0;
 381     int y = 0;
 382
 383     child->SetSize(x, y, clientW, clientH);
 384   }
 385 }
 386
 387 // Default activation behaviour - set the focus for the first child
 388 // subwindow found.
 389 void wxFrame::OnActivate(wxActivateEvent& event)
 390 {
 391   for(wxNode *node = GetChildren().First(); node; node = node->Next())
 392   {
 393     // Find a child that's a subwindow, but not a dialog box.
 394     wxWindow *child = (wxWindow *)node->Data();
 395     if (!child->IsKindOf(CLASSINFO(wxFrame)) &&
 396          !child->IsKindOf(CLASSINFO(wxDialog)))
 397     {
 398       child->SetFocus();
 399       return;
 400     }
 401   }
 402 }
 403
 404 // The default implementation for the close window event.
 405 void wxFrame::OnCloseWindow(wxCloseEvent& event)
 406 {
 407     this->Destroy();
 408 }
 409
 410 // Destroy the window (delayed, if a managed window)
 411 bool wxFrame::Destroy()
 412 {
 413   if (!wxPendingDelete.Member(this))
 414     wxPendingDelete.Append(this);
 415   return TRUE;
 416 }
 417
 418 // Default menu selection behaviour - display a help string
 419 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
 420 {
 421   if (GetStatusBar())
 422   {
 423     if (event.GetMenuId() == -1)
 424       SetStatusText("");
 425     else
 426     {
 427       wxMenuBar *menuBar = GetMenuBar();
 428       if (menuBar)
 429       {
 430         wxString helpString(menuBar->GetHelpString(event.GetMenuId()));
 431         if (helpString != "")
 432           SetStatusText(helpString);
 433       }
 434     }
 435   }
 436 }
 437
 438 wxMenuBar *wxFrame::GetMenuBar() const
 439 {
 440   return m_frameMenuBar;
 441 }
 442
 443
 444 // Call this to simulate a menu command
 445 void wxFrame::Command(int id)
 446 {
 447   ProcessCommand(id);
 448 }
 449
 450 void wxFrame::ProcessCommand(int id)
 451 {
 452   wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
 453   commandEvent.SetInt( id );
 454   commandEvent.SetEventObject( this );
 455
 456   wxMenuBar *bar = GetMenuBar() ;
 457   if (!bar)
 458     return;
 459
 460 /* TODO: check the menu item if required
 461   wxMenuItem *item = bar->FindItemForId(id) ;
 462   if (item && item->IsCheckable())
 463   {
 464     bar->Check(id,!bar->Checked(id)) ;
 465   }
 466 */
 467
 468   GetEventHandler()->ProcessEvent(commandEvent);
 469 }
 470
 471 // Checks if there is a toolbar, and returns the first free client position
 472 wxPoint wxFrame::GetClientAreaOrigin() const
 473 {
 474     wxPoint pt(0, 0);
 475 #if wxUSE_TOOLBAR
 476     if (GetToolBar())
 477     {
 478         int w, h;
 479         GetToolBar()->GetSize(& w, & h);
 480
 481         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 482         {
 483             pt.x += w;
 484         }
 485         else
 486         {
 487             pt.y += h;
 488         }
 489     }
 490 #endif
 491     return pt;
 492 }
 493
 494 void wxFrame::GetClientSize(int *x, int *y) const
 495 {
 496         wxWindow::GetClientSize( x , y ) ;
 497
 498   if ( GetStatusBar() )
 499   {
 500     int statusX, statusY;
 501     GetStatusBar()->GetClientSize(&statusX, &statusY);
 502     *y -= statusY;
 503   }
 504
 505   wxPoint pt(GetClientAreaOrigin());
 506   *y -= pt.y;
 507   *x -= pt.x;
 508 }
 509
 510 void wxFrame::DoSetClientSize(int clientwidth, int clientheight)
 511 {
 512         int currentclientwidth , currentclientheight ;
 513         int currentwidth , currentheight ;
 514
 515         GetClientSize( &currentclientwidth , &currentclientheight ) ;
 516         GetSize( &currentwidth , &currentheight ) ;
 517
 518         // find the current client size
 519
 520   // Find the difference between the entire window (title bar and all)
 521   // and the client area; add this to the new client size to move the
 522   // window
 523
 524         DoSetSize( -1 , -1 , currentwidth + clientwidth - currentclientwidth ,
 525                 currentheight + clientheight - currentclientheight , wxSIZE_USE_EXISTING ) ;
 526 }
 527
 528
 529 #if wxUSE_TOOLBAR
 530 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 531 {
 532     wxCHECK_MSG( m_frameToolBar == NULL, FALSE,
 533                "recreating toolbar in wxFrame" );
 534
 535     wxToolBar* toolBar = OnCreateToolBar(style, id, name);
 536     if (toolBar)
 537     {
 538         SetToolBar(toolBar);
 539         PositionToolBar();
 540         return toolBar;
 541     }
 542     else
 543     {
 544         return NULL;
 545     }
 546 }
 547
 548 wxToolBar* wxFrame::OnCreateToolBar(long style, wxWindowID id, const wxString& name)
 549 {
 550     return new wxToolBar(this, id, wxDefaultPosition, wxDefaultSize, style, name);
 551 }
 552
 553 void wxFrame::PositionToolBar()
 554 {
 555     int cw, ch;
 556
 557     // TODO: we actually need to use the low-level client size, before
 558     // the toolbar/status bar were added.
 559     // So DEFINITELY replace the line below with something appropriate.
 560
 561    //  GetClientSize(& cw, &ch);
 562
 563                 cw = m_width ;
 564                 ch = m_height ;
 565
 566     if ( GetStatusBar() )
 567     {
 568       int statusX, statusY;
 569       GetStatusBar()->GetClientSize(&statusX, &statusY);
 570       ch -= statusY;
 571     }
 572
 573     if (GetToolBar())
 574     {
 575         int tw, th;
 576         GetToolBar()->GetSize(& tw, & th);
 577
 578         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 579         {
 580             // Use the 'real' position. wxSIZE_NO_ADJUSTMENTS
 581             // means, pretend we don't have toolbar/status bar, so we
 582             // have the original client size.
 583             GetToolBar()->SetSize(0, 0, tw, ch, wxSIZE_NO_ADJUSTMENTS);
 584         }
 585         else
 586         {
 587             // Use the 'real' position
 588             GetToolBar()->SetSize(0, 0, cw, th, wxSIZE_NO_ADJUSTMENTS);
 589         }
 590     }
 591 }
 592 #endif