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 bool wxMDIParentFrame::Show( bool show )
 237 {
 238     if ( !wxFrame::Show(show) )
 239         return false;
 240
 241     // don't really show the MDI frame unless it has any children other than
 242     // MDI children as it is pretty useless in this case
 243     if ( show )
 244     {
 245         // TODO: check for other children
 246         Move(-10000, -10000);
 247     }
 248
 249     return true;
 250 }
 251
 252 // Child frame
 253
 254 wxMDIChildFrame::wxMDIChildFrame()
 255 {
 256     Init() ;
 257 }
 258 void wxMDIChildFrame::Init()
 259 {
 260 }
 261
 262 bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
 263                              wxWindowID id,
 264                              const wxString& title,
 265                              const wxPoint& pos,
 266                              const wxSize& size,
 267                              long style,
 268                              const wxString& name)
 269 {
 270     SetName(name);
 271
 272     if ( id > -1 )
 273         m_windowId = id;
 274     else
 275         m_windowId = (int)NewControlId();
 276
 277     if (parent) parent->AddChild(this);
 278
 279     MacCreateRealWindow( title, pos , size , MacRemoveBordersFromStyle(style) , name ) ;
 280
 281     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 282
 283     wxModelessWindows.Append(this);
 284     return FALSE;
 285 }
 286
 287 wxMDIChildFrame::~wxMDIChildFrame()
 288 {
 289     wxMDIParentFrame *mdiparent = wxDynamicCast(m_parent, wxMDIParentFrame);
 290     wxASSERT(mdiparent);
 291     if(mdiparent->m_currentChild == this)
 292         mdiparent->m_currentChild = NULL;
 293     DestroyChildren();
 294     // already delete by DestroyChildren()
 295 #if wxUSE_TOOLBAR
 296     m_frameToolBar = NULL;
 297 #endif
 298 #if wxUSE_STATUSBAR
 299     m_frameStatusBar = NULL;
 300 #endif
 301 }
 302
 303 void wxMDIChildFrame::SetMenuBar(wxMenuBar *menu_bar)
 304 {
 305     return wxFrame::SetMenuBar( menu_bar ) ;
 306 }
 307
 308 void wxMDIChildFrame::MacActivate(long timestamp, bool activating)
 309 {
 310     wxLogDebug(wxT("MDI child=%p  MacActivate(0x%08lx,%s)"),this,timestamp,activating?wxT("ACTIV"):wxT("deact"));
 311     wxMDIParentFrame *mdiparent = wxDynamicCast(m_parent, wxMDIParentFrame);
 312     wxASSERT(mdiparent);
 313     if(activating)
 314     {
 315         if(s_macDeactivateWindow == m_parent)
 316         {
 317             wxLogDebug(wxT("parent had been scheduled for deactivation, rehighlighting"));
 318             UMAHighlightAndActivateWindow((WindowRef)s_macDeactivateWindow->MacGetWindowRef(), true);
 319             wxLogDebug(wxT("done highliting parent"));
 320             s_macDeactivateWindow = NULL;
 321         }
 322         else if((mdiparent->m_currentChild==this) || !s_macDeactivateWindow)
 323             mdiparent->wxFrame::MacActivate(timestamp,activating);
 324
 325         if(mdiparent->m_currentChild && mdiparent->m_currentChild!=this)
 326             mdiparent->m_currentChild->wxFrame::MacActivate(timestamp,false);
 327         mdiparent->m_currentChild = this;
 328
 329         if(s_macDeactivateWindow==this)
 330         {
 331             wxLogDebug(wxT("Avoided deactivation/activation of this=%p"),this);
 332             s_macDeactivateWindow=NULL;
 333         }
 334         else
 335             wxFrame::MacActivate(timestamp, activating);
 336     }
 337     else
 338     {
 339         // We were scheduled for deactivation, and now we do it.
 340         if(s_macDeactivateWindow==this)
 341         {
 342             s_macDeactivateWindow = NULL;
 343             wxFrame::MacActivate(timestamp,activating);
 344             if(mdiparent->m_currentChild==this)
 345                 mdiparent->wxFrame::MacActivate(timestamp,activating);
 346         }
 347         else // schedule ourselves for deactivation
 348         {
 349             if(s_macDeactivateWindow)
 350                 wxLogDebug(wxT("window=%p SHOULD have been deactivated, oh well!"),s_macDeactivateWindow);
 351             wxLogDebug(wxT("Scheduling delayed deactivation"));
 352             s_macDeactivateWindow = this;
 353         }
 354     }
 355 }
 356
 357 // MDI operations
 358 void wxMDIChildFrame::Maximize()
 359 {
 360     wxFrame::Maximize() ;
 361 }
 362
 363 void wxMDIChildFrame::Restore()
 364 {
 365     wxFrame::Restore() ;
 366 }
 367
 368 void wxMDIChildFrame::Activate()
 369 {
 370 }
 371
 372 //-----------------------------------------------------------------------------
 373 // wxMDIClientWindow
 374 //-----------------------------------------------------------------------------
 375
 376 wxMDIClientWindow::wxMDIClientWindow()
 377 {
 378 }
 379
 380 wxMDIClientWindow::~wxMDIClientWindow()
 381 {
 382     DestroyChildren();
 383 }
 384
 385 bool wxMDIClientWindow::CreateClient(wxMDIParentFrame *parent, long style)
 386 {
 387     if ( !wxWindow::Create(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, style))
 388         return FALSE;
 389
 390     wxModelessWindows.Append(this);
 391     return TRUE;
 392 }
 393
 394 // Get size *available for subwindows* i.e. excluding menu bar.
 395 void wxMDIClientWindow::DoGetClientSize(int *x, int *y) const
 396 {
 397     wxDisplaySize( x , y ) ;
 398 }
 399
 400 // Explicitly call default scroll behaviour
 401 void wxMDIClientWindow::OnScroll(wxScrollEvent& event)
 402 {
 403 }
 404