src/mac/mdi.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        mdi.cpp
   3 // Purpose:     MDI classes
   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 #ifdef __GNUG__
  13 #pragma implementation "mdi.h"
  14 #endif
  15
  16 #include "wx/mdi.h"
  17 #include "wx/menu.h"
  18 #include "wx/settings.h"
  19 #include "wx/log.h"
  20
  21 #include "wx/mac/private.h"
  22 #include "wx/mac/uma.h"
  23
  24 extern wxWindowList wxModelessWindows;
  25
  26 #if !USE_SHARED_LIBRARY
  27 IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame, wxFrame)
  28 IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame, wxFrame)
  29 IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow, wxWindow)
  30
  31 BEGIN_EVENT_TABLE(wxMDIParentFrame, wxFrame)
  32   EVT_ACTIVATE(wxMDIParentFrame::OnActivate)
  33   EVT_SYS_COLOUR_CHANGED(wxMDIParentFrame::OnSysColourChanged)
  34 END_EVENT_TABLE()
  35
  36 BEGIN_EVENT_TABLE(wxMDIClientWindow, wxWindow)
  37   EVT_SCROLL(wxMDIClientWindow::OnScroll)
  38 END_EVENT_TABLE()
  39
  40 #endif
  41
  42 static const int IDM_WINDOWTILE  = 4001;
  43 static const int IDM_WINDOWTILEHOR  = 4001;
  44 static const int IDM_WINDOWCASCADE = 4002;
  45 static const int IDM_WINDOWICONS = 4003;
  46 static const int IDM_WINDOWNEXT = 4004;
  47 static const int IDM_WINDOWTILEVERT = 4005;
  48 static const int IDM_WINDOWPREV = 4006;
  49
  50 // This range gives a maximum of 500 MDI children. Should be enough :-)
  51 static const int wxFIRST_MDI_CHILD = 4100;
  52 static const int wxLAST_MDI_CHILD = 4600;
  53
  54 // Status border dimensions
  55 static const int wxTHICK_LINE_BORDER = 3;
  56
  57 // Parent frame
  58
  59 wxMDIParentFrame::wxMDIParentFrame()
  60 {
  61     m_clientWindow = NULL;
  62     m_currentChild = NULL;
  63     m_windowMenu = (wxMenu*) NULL;
  64     m_parentFrameActive = TRUE;
  65 }
  66
  67 bool wxMDIParentFrame::Create(wxWindow *parent,
  68            wxWindowID id,
  69            const wxString& title,
  70            const wxPoint& pos,
  71            const wxSize& size,
  72            long style,
  73            const wxString& name)
  74 {
  75     m_clientWindow = NULL;
  76     m_currentChild = NULL;
  77
  78     // this style can be used to prevent a window from having the standard MDI
  79     // "Window" menu
  80     if ( style & wxFRAME_NO_WINDOW_MENU )
  81     {
  82         m_windowMenu = (wxMenu *)NULL;
  83         style -= wxFRAME_NO_WINDOW_MENU ;
  84     }
  85     else // normal case: we have the window menu, so construct it
  86     {
  87         m_windowMenu = new wxMenu;
  88
  89         m_windowMenu->Append(IDM_WINDOWCASCADE, wxT("&Cascade"));
  90         m_windowMenu->Append(IDM_WINDOWTILEHOR, wxT("Tile &Horizontally"));
  91         m_windowMenu->Append(IDM_WINDOWTILEVERT, wxT("Tile &Vertically"));
  92         m_windowMenu->AppendSeparator();
  93         m_windowMenu->Append(IDM_WINDOWICONS, wxT("&Arrange Icons"));
  94         m_windowMenu->Append(IDM_WINDOWNEXT, wxT("&Next"));
  95     }
  96
  97     wxFrame::Create( parent , id , title , pos , size , style , name ) ;
  98     m_parentFrameActive = TRUE;
  99
 100     OnCreateClient();
 101
 102     return TRUE;
 103 }
 104
 105 wxMDIParentFrame::~wxMDIParentFrame()
 106 {
 107     DestroyChildren();
 108     // already delete by DestroyChildren()
 109     m_frameToolBar = NULL;
 110     m_frameStatusBar = NULL;
 111     m_clientWindow = NULL ;
 112
 113     if (m_windowMenu)
 114     {
 115         delete m_windowMenu;
 116         m_windowMenu = (wxMenu*) NULL;
 117     }
 118
 119     if ( m_clientWindow )
 120     {
 121         delete m_clientWindow;
 122         m_clientWindow = NULL ;
 123     }
 124 }
 125
 126
 127 void wxMDIParentFrame::SetMenuBar(wxMenuBar *menu_bar)
 128 {
 129     wxFrame::SetMenuBar( menu_bar ) ;
 130 }
 131
 132 void wxMDIParentFrame::MacActivate(long timestamp, bool activating)
 133 {
 134     wxLogDebug("MDI PARENT=%p MacActivate(0x%08lx,%s)",this,timestamp,activating?"ACTIV":"deact");
 135     if(activating)
 136     {
 137         if(s_macDeactivateWindow && s_macDeactivateWindow->GetParent()==this)
 138         {
 139             wxLogDebug("child had been scheduled for deactivation, rehighlighting");
 140             UMAHighlightAndActivateWindow((WindowRef)s_macDeactivateWindow->MacGetWindowRef(), true);
 141             wxLogDebug("done highliting child");
 142             s_macDeactivateWindow = NULL;
 143         }
 144         else if(s_macDeactivateWindow == this)
 145         {
 146             wxLogDebug("Avoided deactivation/activation of this=%p", this);
 147             s_macDeactivateWindow = NULL;
 148         }
 149         else // window to deactivate is NULL or is not us or one of our kids
 150         {
 151             // activate kid instead
 152             if(m_currentChild)
 153                 m_currentChild->MacActivate(timestamp,activating);
 154             else
 155                 wxFrame::MacActivate(timestamp,activating);
 156         }
 157     }
 158     else
 159     {
 160         // We were scheduled for deactivation, and now we do it.
 161         if(s_macDeactivateWindow==this)
 162         {
 163             s_macDeactivateWindow = NULL;
 164             if(m_currentChild)
 165                 m_currentChild->MacActivate(timestamp,activating);
 166             wxFrame::MacActivate(timestamp,activating);
 167         }
 168         else // schedule ourselves for deactivation
 169         {
 170             if(s_macDeactivateWindow)
 171                 wxLogDebug("window=%p SHOULD have been deactivated, oh well!",s_macDeactivateWindow);
 172             wxLogDebug("Scheduling delayed MDI Parent deactivation");
 173             s_macDeactivateWindow = this;
 174         }
 175     }
 176 }
 177
 178 void wxMDIParentFrame::OnActivate(wxActivateEvent& event)
 179 {
 180     event.Skip();
 181 }
 182
 183 // Returns the active MDI child window
 184 wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const
 185 {
 186     return m_currentChild ;
 187 }
 188
 189 // Create the client window class (don't Create the window,
 190 // just return a new class)
 191 wxMDIClientWindow *wxMDIParentFrame::OnCreateClient()
 192 {
 193     m_clientWindow = new wxMDIClientWindow( this );
 194     return m_clientWindow;
 195 }
 196
 197 // Responds to colour changes, and passes event on to children.
 198 void wxMDIParentFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 199 {
 200     // TODO
 201
 202     // Propagate the event to the non-top-level children
 203     wxFrame::OnSysColourChanged(event);
 204 }
 205
 206 // MDI operations
 207 void wxMDIParentFrame::Cascade()
 208 {
 209     // TODO
 210 }
 211
 212 void wxMDIParentFrame::Tile()
 213 {
 214     // TODO
 215 }
 216
 217 void wxMDIParentFrame::ArrangeIcons()
 218 {
 219     // TODO
 220 }
 221
 222 void wxMDIParentFrame::ActivateNext()
 223 {
 224     // TODO
 225 }
 226
 227 void wxMDIParentFrame::ActivatePrevious()
 228 {
 229     // TODO
 230 }
 231
 232 // Child frame
 233
 234 wxMDIChildFrame::wxMDIChildFrame()
 235 {
 236     Init() ;
 237 }
 238 void wxMDIChildFrame::Init()
 239 {
 240 }
 241
 242 bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
 243                              wxWindowID id,
 244                              const wxString& title,
 245                              const wxPoint& pos,
 246                              const wxSize& size,
 247                              long style,
 248                              const wxString& name)
 249 {
 250     SetName(name);
 251
 252     if ( id > -1 )
 253         m_windowId = id;
 254     else
 255         m_windowId = (int)NewControlId();
 256
 257     if (parent) parent->AddChild(this);
 258
 259     MacCreateRealWindow( title, pos , size , MacRemoveBordersFromStyle(style) , name ) ;
 260
 261     m_macWindowBackgroundTheme = kThemeBrushDocumentWindowBackground ;
 262     SetThemeWindowBackground( (WindowRef) m_macWindow , m_macWindowBackgroundTheme , false ) ;
 263
 264     wxModelessWindows.Append(this);
 265     return FALSE;
 266 }
 267
 268 wxMDIChildFrame::~wxMDIChildFrame()
 269 {
 270     wxMDIParentFrame *mdiparent = wxDynamicCast(m_parent, wxMDIParentFrame);
 271     wxASSERT(mdiparent);
 272     if(mdiparent->m_currentChild == this)
 273         mdiparent->m_currentChild = NULL;
 274     DestroyChildren();
 275     // already delete by DestroyChildren()
 276     m_frameToolBar = NULL;
 277     m_frameStatusBar = NULL;
 278 }
 279
 280 void wxMDIChildFrame::SetMenuBar(wxMenuBar *menu_bar)
 281 {
 282     return wxFrame::SetMenuBar( menu_bar ) ;
 283 }
 284
 285 void wxMDIChildFrame::MacActivate(long timestamp, bool activating)
 286 {
 287     wxLogDebug("MDI child=%p  MacActivate(0x%08lx,%s)",this,timestamp,activating?"ACTIV":"deact");
 288     wxMDIParentFrame *mdiparent = wxDynamicCast(m_parent, wxMDIParentFrame);
 289     wxASSERT(mdiparent);
 290     if(activating)
 291     {
 292         if(s_macDeactivateWindow == m_parent)
 293         {
 294             wxLogDebug("parent had been scheduled for deactivation, rehighlighting");
 295             UMAHighlightAndActivateWindow((WindowRef)s_macDeactivateWindow->MacGetWindowRef(), true);
 296             wxLogDebug("done highliting parent");
 297             s_macDeactivateWindow = NULL;
 298         }
 299         else if((mdiparent->m_currentChild==this) || !s_macDeactivateWindow)
 300             mdiparent->wxFrame::MacActivate(timestamp,activating);
 301
 302         if(mdiparent->m_currentChild && mdiparent->m_currentChild!=this)
 303             mdiparent->m_currentChild->wxFrame::MacActivate(timestamp,false);
 304         mdiparent->m_currentChild = this;
 305
 306         if(s_macDeactivateWindow==this)
 307         {
 308             wxLogDebug("Avoided deactivation/activation of this=%p",this);
 309             s_macDeactivateWindow=NULL;
 310         }
 311         else
 312             wxFrame::MacActivate(timestamp, activating);
 313     }
 314     else
 315     {
 316         // We were scheduled for deactivation, and now we do it.
 317         if(s_macDeactivateWindow==this)
 318         {
 319             s_macDeactivateWindow = NULL;
 320             wxFrame::MacActivate(timestamp,activating);
 321             if(mdiparent->m_currentChild==this)
 322                 mdiparent->wxFrame::MacActivate(timestamp,activating);
 323         }
 324         else // schedule ourselves for deactivation
 325         {
 326             if(s_macDeactivateWindow)
 327                 wxLogDebug("window=%p SHOULD have been deactivated, oh well!",s_macDeactivateWindow);
 328             wxLogDebug("Scheduling delayed deactivation");
 329             s_macDeactivateWindow = this;
 330         }
 331     }
 332 }
 333
 334 // MDI operations
 335 void wxMDIChildFrame::Maximize()
 336 {
 337     wxFrame::Maximize() ;
 338 }
 339
 340 void wxMDIChildFrame::Restore()
 341 {
 342     wxFrame::Restore() ;
 343 }
 344
 345 void wxMDIChildFrame::Activate()
 346 {
 347 }
 348
 349 //-----------------------------------------------------------------------------
 350 // wxMDIClientWindow
 351 //-----------------------------------------------------------------------------
 352
 353 wxMDIClientWindow::wxMDIClientWindow()
 354 {
 355 }
 356
 357 wxMDIClientWindow::~wxMDIClientWindow()
 358 {
 359     DestroyChildren();
 360 }
 361
 362 bool wxMDIClientWindow::CreateClient(wxMDIParentFrame *parent, long style)
 363 {
 364
 365     m_windowId = (int)NewControlId();
 366
 367     if ( parent )
 368     {
 369         parent->AddChild(this);
 370     }
 371     m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE);
 372
 373     wxModelessWindows.Append(this);
 374     return TRUE;
 375 }
 376
 377 // Get size *available for subwindows* i.e. excluding menu bar.
 378 void wxMDIClientWindow::DoGetClientSize(int *x, int *y) const
 379 {
 380     wxDisplaySize( x , y ) ;
 381 }
 382
 383 // Explicitly call default scroll behaviour
 384 void wxMDIClientWindow::OnScroll(wxScrollEvent& event)
 385 {
 386 }
 387