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