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