src/mac/carbon/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 #if wxUSE_TOOLBAR
 110     m_frameToolBar = NULL;
 111 #endif
 112 #if wxUSE_STATUSBAR
 113     m_frameStatusBar = NULL;
 114 #endif
 115     m_clientWindow = NULL ;
 116
 117     if (m_windowMenu)
 118     {
 119         delete m_windowMenu;
 120         m_windowMenu = (wxMenu*) NULL;
 121     }
 122
 123     if ( m_clientWindow )
 124     {
 125         delete m_clientWindow;
 126         m_clientWindow = NULL ;
 127     }
 128 }
 129
 130
 131 void wxMDIParentFrame::SetMenuBar(wxMenuBar *menu_bar)
 132 {
 133     wxFrame::SetMenuBar( menu_bar ) ;
 134 }
 135
 136 void wxMDIParentFrame::MacActivate(long timestamp, bool activating)
 137 {
 138     wxLogDebug(wxT("MDI PARENT=%p MacActivate(0x%08lx,%s)"),this,timestamp,activating?wxT("ACTIV"):wxT("deact"));
 139     if(activating)
 140     {
 141         if(s_macDeactivateWindow && s_macDeactivateWindow->GetParent()==this)
 142         {
 143             wxLogDebug(wxT("child had been scheduled for deactivation, rehighlighting"));
 144             UMAHighlightAndActivateWindow((WindowRef)s_macDeactivateWindow->MacGetWindowRef(), true);
 145             wxLogDebug(wxT("done highliting child"));
 146             s_macDeactivateWindow = NULL;
 147         }
 148         else if(s_macDeactivateWindow == this)
 149         {
 150             wxLogDebug(wxT("Avoided deactivation/activation of this=%p"), this);
 151             s_macDeactivateWindow = NULL;
 152         }
 153         else // window to deactivate is NULL or is not us or one of our kids
 154         {
 155             // activate kid instead
 156             if(m_currentChild)
 157                 m_currentChild->MacActivate(timestamp,activating);
 158             else
 159                 wxFrame::MacActivate(timestamp,activating);
 160         }
 161     }
 162     else
 163     {
 164         // We were scheduled for deactivation, and now we do it.
 165         if(s_macDeactivateWindow==this)
 166         {
 167             s_macDeactivateWindow = NULL;
 168             if(m_currentChild)
 169                 m_currentChild->MacActivate(timestamp,activating);
 170             wxFrame::MacActivate(timestamp,activating);
 171         }
 172         else // schedule ourselves for deactivation
 173         {
 174             if(s_macDeactivateWindow)
 175                 wxLogDebug(wxT("window=%p SHOULD have been deactivated, oh well!"),s_macDeactivateWindow);
 176             wxLogDebug(wxT("Scheduling delayed MDI Parent deactivation"));
 177             s_macDeactivateWindow = this;
 178         }
 179     }
 180 }
 181
 182 void wxMDIParentFrame::OnActivate(wxActivateEvent& event)
 183 {
 184     event.Skip();
 185 }
 186
 187 // Returns the active MDI child window
 188 wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const
 189 {
 190     return m_currentChild ;
 191 }
 192
 193 // Create the client window class (don't Create the window,
 194 // just return a new class)
 195 wxMDIClientWindow *wxMDIParentFrame::OnCreateClient()
 196 {
 197     m_clientWindow = new wxMDIClientWindow( this );
 198     return m_clientWindow;
 199 }
 200
 201 // Responds to colour changes, and passes event on to children.
 202 void wxMDIParentFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 203 {
 204     // TODO
 205
 206     // Propagate the event to the non-top-level children
 207     wxFrame::OnSysColourChanged(event);
 208 }
 209
 210 // MDI operations
 211 void wxMDIParentFrame::Cascade()
 212 {
 213     // TODO
 214 }
 215
 216 void wxMDIParentFrame::Tile()
 217 {
 218     // TODO
 219 }
 220
 221 void wxMDIParentFrame::ArrangeIcons()
 222 {
 223     // TODO
 224 }
 225
 226 void wxMDIParentFrame::ActivateNext()
 227 {
 228     // TODO
 229 }
 230
 231 void wxMDIParentFrame::ActivatePrevious()
 232 {
 233     // TODO
 234 }
 235
 236 // Child frame
 237
 238 wxMDIChildFrame::wxMDIChildFrame()
 239 {
 240     Init() ;
 241 }
 242 void wxMDIChildFrame::Init()
 243 {
 244 }
 245
 246 bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
 247                              wxWindowID id,
 248                              const wxString& title,
 249                              const wxPoint& pos,
 250                              const wxSize& size,
 251                              long style,
 252                              const wxString& name)
 253 {
 254     SetName(name);
 255
 256     if ( id > -1 )
 257         m_windowId = id;
 258     else
 259         m_windowId = (int)NewControlId();
 260
 261     if (parent) parent->AddChild(this);
 262
 263     MacCreateRealWindow( title, pos , size , MacRemoveBordersFromStyle(style) , name ) ;
 264
 265     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 266
 267     wxModelessWindows.Append(this);
 268     return FALSE;
 269 }
 270
 271 wxMDIChildFrame::~wxMDIChildFrame()
 272 {
 273     wxMDIParentFrame *mdiparent = wxDynamicCast(m_parent, wxMDIParentFrame);
 274     wxASSERT(mdiparent);
 275     if(mdiparent->m_currentChild == this)
 276         mdiparent->m_currentChild = NULL;
 277     DestroyChildren();
 278     // already delete by DestroyChildren()
 279 #if wxUSE_TOOLBAR
 280     m_frameToolBar = NULL;
 281 #endif
 282 #if wxUSE_STATUSBAR
 283     m_frameStatusBar = NULL;
 284 #endif
 285 }
 286
 287 void wxMDIChildFrame::SetMenuBar(wxMenuBar *menu_bar)
 288 {
 289     return wxFrame::SetMenuBar( menu_bar ) ;
 290 }
 291
 292 void wxMDIChildFrame::MacActivate(long timestamp, bool activating)
 293 {
 294     wxLogDebug(wxT("MDI child=%p  MacActivate(0x%08lx,%s)"),this,timestamp,activating?wxT("ACTIV"):wxT("deact"));
 295     wxMDIParentFrame *mdiparent = wxDynamicCast(m_parent, wxMDIParentFrame);
 296     wxASSERT(mdiparent);
 297     if(activating)
 298     {
 299         if(s_macDeactivateWindow == m_parent)
 300         {
 301             wxLogDebug(wxT("parent had been scheduled for deactivation, rehighlighting"));
 302             UMAHighlightAndActivateWindow((WindowRef)s_macDeactivateWindow->MacGetWindowRef(), true);
 303             wxLogDebug(wxT("done highliting parent"));
 304             s_macDeactivateWindow = NULL;
 305         }
 306         else if((mdiparent->m_currentChild==this) || !s_macDeactivateWindow)
 307             mdiparent->wxFrame::MacActivate(timestamp,activating);
 308
 309         if(mdiparent->m_currentChild && mdiparent->m_currentChild!=this)
 310             mdiparent->m_currentChild->wxFrame::MacActivate(timestamp,false);
 311         mdiparent->m_currentChild = this;
 312
 313         if(s_macDeactivateWindow==this)
 314         {
 315             wxLogDebug(wxT("Avoided deactivation/activation of this=%p"),this);
 316             s_macDeactivateWindow=NULL;
 317         }
 318         else
 319             wxFrame::MacActivate(timestamp, activating);
 320     }
 321     else
 322     {
 323         // We were scheduled for deactivation, and now we do it.
 324         if(s_macDeactivateWindow==this)
 325         {
 326             s_macDeactivateWindow = NULL;
 327             wxFrame::MacActivate(timestamp,activating);
 328             if(mdiparent->m_currentChild==this)
 329                 mdiparent->wxFrame::MacActivate(timestamp,activating);
 330         }
 331         else // schedule ourselves for deactivation
 332         {
 333             if(s_macDeactivateWindow)
 334                 wxLogDebug(wxT("window=%p SHOULD have been deactivated, oh well!"),s_macDeactivateWindow);
 335             wxLogDebug(wxT("Scheduling delayed deactivation"));
 336             s_macDeactivateWindow = this;
 337         }
 338     }
 339 }
 340
 341 // MDI operations
 342 void wxMDIChildFrame::Maximize()
 343 {
 344     wxFrame::Maximize() ;
 345 }
 346
 347 void wxMDIChildFrame::Restore()
 348 {
 349     wxFrame::Restore() ;
 350 }
 351
 352 void wxMDIChildFrame::Activate()
 353 {
 354 }
 355
 356 //-----------------------------------------------------------------------------
 357 // wxMDIClientWindow
 358 //-----------------------------------------------------------------------------
 359
 360 wxMDIClientWindow::wxMDIClientWindow()
 361 {
 362 }
 363
 364 wxMDIClientWindow::~wxMDIClientWindow()
 365 {
 366     DestroyChildren();
 367 }
 368
 369 bool wxMDIClientWindow::CreateClient(wxMDIParentFrame *parent, long style)
 370 {
 371     if ( !wxWindow::Create(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, style))
 372         return FALSE;
 373
 374     wxModelessWindows.Append(this);
 375     return TRUE;
 376 }
 377
 378 // Get size *available for subwindows* i.e. excluding menu bar.
 379 void wxMDIClientWindow::DoGetClientSize(int *x, int *y) const
 380 {
 381     wxDisplaySize( x , y ) ;
 382 }
 383
 384 // Explicitly call default scroll behaviour
 385 void wxMDIClientWindow::OnScroll(wxScrollEvent& event)
 386 {
 387 }
 388