src/osx/carbon/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/carbon/frame.cpp
   3 // Purpose:     wxFrame
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/frame.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/app.h"
  18     #include "wx/dcclient.h"
  19     #include "wx/menu.h"
  20     #include "wx/dialog.h"
  21     #include "wx/settings.h"
  22     #include "wx/toolbar.h"
  23     #include "wx/statusbr.h"
  24     #include "wx/menuitem.h"
  25 #endif // WX_PRECOMP
  26
  27 #include "wx/osx/private.h"
  28
  29 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
  30   EVT_ACTIVATE(wxFrame::OnActivate)
  31   EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  32 END_EVENT_TABLE()
  33
  34 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxTopLevelWindow)
  35
  36 #define WX_MAC_STATUSBAR_HEIGHT 18
  37
  38 // ----------------------------------------------------------------------------
  39 // creation/destruction
  40 // ----------------------------------------------------------------------------
  41
  42 void wxFrame::Init()
  43 {
  44     m_winLastFocused = NULL;
  45 }
  46
  47 bool wxFrame::Create(wxWindow *parent,
  48            wxWindowID id,
  49            const wxString& title,
  50            const wxPoint& pos,
  51            const wxSize& size,
  52            long style,
  53            const wxString& name)
  54 {
  55
  56     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
  57         return false;
  58
  59     return true;
  60 }
  61
  62 wxFrame::~wxFrame()
  63 {
  64     SendDestroyEvent();
  65
  66     DeleteAllBars();
  67 }
  68
  69 // get the origin of the client area in the client coordinates
  70 wxPoint wxFrame::GetClientAreaOrigin() const
  71 {
  72     wxPoint pt = wxTopLevelWindow::GetClientAreaOrigin();
  73
  74 #if wxUSE_TOOLBAR && !defined(__WXUNIVERSAL__)
  75     wxToolBar *toolbar = GetToolBar();
  76     if ( toolbar && toolbar->IsShown() )
  77     {
  78         int w, h;
  79         toolbar->GetSize(&w, &h);
  80
  81         if ( toolbar->HasFlag(wxTB_LEFT) )
  82         {
  83             pt.x += w;
  84         }
  85         else if ( HasFlag(wxTB_TOP) )
  86         {
  87 #if !wxOSX_USE_NATIVE_TOOLBAR
  88             pt.y += h;
  89 #endif
  90         }
  91     }
  92 #endif
  93
  94     return pt;
  95 }
  96
  97 bool wxFrame::Enable(bool enable)
  98 {
  99     if ( !wxWindow::Enable(enable) )
 100         return false;
 101
 102 #if wxUSE_MENUS
 103     // we should always enable/disable the menubar, even if we are not current, otherwise
 104     // we might miss some state change later (happened eg in the docview sample after PrintPreview)
 105     if ( m_frameMenuBar /*&& m_frameMenuBar == wxMenuBar::MacGetInstalledMenuBar()*/)
 106     {
 107         int iMaxMenu = m_frameMenuBar->GetMenuCount();
 108         for ( int i = 0 ; i < iMaxMenu ; ++ i )
 109         {
 110             m_frameMenuBar->EnableTop( i , enable ) ;
 111         }
 112     }
 113 #endif
 114     return true;
 115 }
 116
 117 #if wxUSE_STATUSBAR
 118 wxStatusBar *wxFrame::OnCreateStatusBar(int number, long style, wxWindowID id,
 119     const wxString& name)
 120 {
 121     wxStatusBar *statusBar;
 122
 123     statusBar = new wxStatusBar(this, id, style, name);
 124     statusBar->SetSize(100, WX_MAC_STATUSBAR_HEIGHT);
 125     statusBar->SetFieldsCount(number);
 126
 127     return statusBar;
 128 }
 129
 130 void wxFrame::PositionStatusBar()
 131 {
 132     if (m_frameStatusBar && m_frameStatusBar->IsShown() )
 133     {
 134         int w, h;
 135         GetClientSize(&w, &h);
 136
 137         // Since we wish the status bar to be directly under the client area,
 138         // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 139         m_frameStatusBar->SetSize(0, h, w, WX_MAC_STATUSBAR_HEIGHT);
 140     }
 141 }
 142 #endif // wxUSE_STATUSBAR
 143
 144 // Responds to colour changes, and passes event on to children.
 145 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 146 {
 147     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 148     Refresh();
 149
 150 #if wxUSE_STATUSBAR
 151     if ( m_frameStatusBar )
 152     {
 153         wxSysColourChangedEvent event2;
 154
 155         event2.SetEventObject( m_frameStatusBar );
 156         m_frameStatusBar->GetEventHandler()->ProcessEvent(event2);
 157     }
 158 #endif // wxUSE_STATUSBAR
 159
 160     // Propagate the event to the non-top-level children
 161     wxWindow::OnSysColourChanged(event);
 162 }
 163
 164 // Default activation behaviour - set the focus for the first child
 165 // subwindow found.
 166 void wxFrame::OnActivate(wxActivateEvent& event)
 167 {
 168     if ( !event.GetActive() )
 169     {
 170        // remember the last focused child if it is our child
 171         m_winLastFocused = FindFocus();
 172
 173         // so we NULL it out if it's a child from some other frame
 174         wxWindow *win = m_winLastFocused;
 175         while ( win )
 176         {
 177             if ( win->IsTopLevel() )
 178             {
 179                 if ( win != this )
 180                     m_winLastFocused = NULL;
 181
 182                 break;
 183             }
 184
 185             win = win->GetParent();
 186         }
 187
 188         event.Skip();
 189     }
 190     else
 191     {
 192         // restore focus to the child which was last focused
 193         wxWindow *parent = m_winLastFocused
 194             ? m_winLastFocused->GetParent()
 195             : NULL;
 196
 197         if (parent == NULL)
 198             parent = this;
 199
 200         wxSetFocusToChild(parent, &m_winLastFocused);
 201
 202 #if wxUSE_MENUS
 203         if (m_frameMenuBar != NULL)
 204         {
 205             m_frameMenuBar->MacInstallMenuBar();
 206         }
 207         else
 208         {
 209             wxFrame *tlf = wxDynamicCast( wxTheApp->GetTopWindow(), wxFrame );
 210             if (tlf != NULL)
 211             {
 212                 // Trying top-level frame membar
 213                 if (tlf->GetMenuBar())
 214                     tlf->GetMenuBar()->MacInstallMenuBar();
 215             }
 216         }
 217 #endif
 218     }
 219 }
 220
 221 void wxFrame::HandleResized( double timestampsec )
 222 {
 223     // according to the other ports we handle this within the OS level
 224     // resize event, not within a wxSizeEvent
 225
 226     PositionBars();
 227
 228     wxNonOwnedWindow::HandleResized( timestampsec );
 229 }
 230
 231 #if wxUSE_MENUS
 232 void wxFrame::DetachMenuBar()
 233 {
 234     wxFrameBase::DetachMenuBar();
 235 }
 236
 237 void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
 238 {
 239 #if wxOSX_USE_CARBON
 240     wxFrame* tlf = wxDynamicCast( wxNonOwnedWindow::GetFromWXWindow( (WXWindow) FrontNonFloatingWindow() ) , wxFrame );
 241 #else
 242     wxFrame* tlf = (wxFrame*) wxTheApp->GetTopWindow();
 243 #endif
 244     bool makeCurrent = false;
 245
 246     // if this is already the current menubar or we are the frontmost window
 247     if ( (tlf == this) || (m_frameMenuBar == wxMenuBar::MacGetInstalledMenuBar()) )
 248         makeCurrent = true;
 249     // or there is an app-level menubar like MDI
 250     else if ( tlf && (tlf->GetMenuBar() == NULL) && (((wxFrame*)wxTheApp->GetTopWindow()) == this) )
 251         makeCurrent = true;
 252
 253     wxFrameBase::AttachMenuBar( menuBar );
 254
 255     if (m_frameMenuBar)
 256     {
 257         if (makeCurrent)
 258             m_frameMenuBar->MacInstallMenuBar();
 259     }
 260 }
 261 #endif
 262
 263 void wxFrame::DoGetClientSize(int *x, int *y) const
 264 {
 265     wxTopLevelWindow::DoGetClientSize( x , y );
 266
 267 #if wxUSE_STATUSBAR
 268     if ( GetStatusBar() && GetStatusBar()->IsShown() && y )
 269         *y -= WX_MAC_STATUSBAR_HEIGHT;
 270 #endif
 271
 272 #if wxUSE_TOOLBAR
 273     wxToolBar *toolbar = GetToolBar();
 274     if ( toolbar && toolbar->IsShown() )
 275     {
 276         int w, h;
 277         toolbar->GetSize(&w, &h);
 278
 279         if ( toolbar->GetWindowStyleFlag() & wxTB_VERTICAL )
 280         {
 281             if ( x )
 282                 *x -= w;
 283         }
 284         else
 285         {
 286 #if !wxOSX_USE_NATIVE_TOOLBAR
 287             if ( y )
 288                 *y -= h;
 289 #endif
 290         }
 291     }
 292 #endif
 293 }
 294
 295 bool wxFrame::MacIsChildOfClientArea( const wxWindow* child ) const
 296 {
 297 #if wxUSE_STATUSBAR
 298     if ( child == GetStatusBar() )
 299         return false ;
 300 #endif
 301
 302 #if wxUSE_TOOLBAR
 303     if ( child == GetToolBar() )
 304         return false ;
 305 #endif
 306
 307     return wxFrameBase::MacIsChildOfClientArea( child ) ;
 308 }
 309
 310 void wxFrame::DoSetClientSize(int clientwidth, int clientheight)
 311 {
 312     int currentclientwidth , currentclientheight ;
 313     int currentwidth , currentheight ;
 314
 315     GetClientSize( &currentclientwidth , &currentclientheight ) ;
 316     if ( clientwidth == -1 )
 317         clientwidth = currentclientwidth ;
 318     if ( clientheight == -1 )
 319         clientheight = currentclientheight ;
 320     GetSize( &currentwidth , &currentheight ) ;
 321
 322     // find the current client size
 323
 324     // Find the difference between the entire window (title bar and all) and
 325     // the client area; add this to the new client size to move the window
 326     DoSetSize( -1 , -1 , currentwidth + clientwidth - currentclientwidth ,
 327         currentheight + clientheight - currentclientheight , wxSIZE_USE_EXISTING ) ;
 328 }
 329
 330 #if wxUSE_TOOLBAR
 331 void wxFrame::SetToolBar(wxToolBar *toolbar)
 332 {
 333     if ( m_frameToolBar == toolbar )
 334         return ;
 335
 336 #ifndef __WXOSX_IPHONE__
 337 #if wxOSX_USE_NATIVE_TOOLBAR
 338     if ( m_frameToolBar )
 339         m_frameToolBar->MacInstallNativeToolbar( false ) ;
 340 #endif
 341 #endif
 342     m_frameToolBar = toolbar ;
 343
 344 #ifndef __WXOSX_IPHONE__
 345 #if wxOSX_USE_NATIVE_TOOLBAR
 346     if ( toolbar )
 347         toolbar->MacInstallNativeToolbar( true ) ;
 348 #endif
 349 #endif
 350 }
 351
 352 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 353 {
 354     if ( wxFrameBase::CreateToolBar(style, id, name) )
 355         PositionToolBar();
 356
 357     return m_frameToolBar;
 358 }
 359
 360 void wxFrame::PositionToolBar()
 361 {
 362     int cw, ch;
 363
 364     GetSize( &cw , &ch ) ;
 365
 366     int statusX = 0 ;
 367     int statusY = 0 ;
 368
 369 #if wxUSE_STATUSBAR
 370     if (GetStatusBar() && GetStatusBar()->IsShown())
 371     {
 372         GetStatusBar()->GetClientSize(&statusX, &statusY);
 373         ch -= statusY;
 374     }
 375 #endif
 376
 377 #ifdef __WXOSX_IPHONE__
 378     // TODO integrate this in a better way, on iphone the status bar is not a child of the content view
 379     // but the toolbar is
 380     ch -= 20;
 381 #endif
 382
 383     if (GetToolBar())
 384     {
 385         int tx, ty, tw, th;
 386
 387         tx = ty = 0 ;
 388         GetToolBar()->GetSize(&tw, &th);
 389         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 390         {
 391             // Use the 'real' position. wxSIZE_NO_ADJUSTMENTS
 392             // means, pretend we don't have toolbar/status bar, so we
 393             // have the original client size.
 394             GetToolBar()->SetSize(tx , ty , tw, ch , wxSIZE_NO_ADJUSTMENTS );
 395         }
 396         else if (GetToolBar()->GetWindowStyleFlag() & wxTB_BOTTOM)
 397         {
 398             //FIXME: this positions the tool bar almost correctly, but still it doesn't work right yet,
 399             //as 1) the space for the 'old' top toolbar is still taken up, and 2) the toolbar
 400             //doesn't extend it's width to the width of the frame.
 401             tx = 0;
 402             ty = ch - (th + statusY);
 403             GetToolBar()->SetSize(tx, ty, cw, th, wxSIZE_NO_ADJUSTMENTS );
 404         }
 405         else
 406         {
 407 #if !wxOSX_USE_NATIVE_TOOLBAR
 408             // Use the 'real' position
 409             GetToolBar()->SetSize(tx , ty , cw , th, wxSIZE_NO_ADJUSTMENTS );
 410 #endif
 411         }
 412     }
 413 }
 414 #endif // wxUSE_TOOLBAR
 415
 416 void wxFrame::PositionBars()
 417 {
 418 #if wxUSE_STATUSBAR
 419     PositionStatusBar();
 420 #endif
 421 #if wxUSE_TOOLBAR
 422     PositionToolBar();
 423 #endif
 424 }
 425
 426