Fixed bug that was giving the wrong size of wxCustomDataObjects to the receiver.

[wxWidgets.git] / src / msw / frame.cpp

diff --git a/src/msw/frame.cpp b/src/msw/frame.cpp
index d698638b4f485072ab55e3e651769322e950a2b0..2292c1c508d21534e23d1a6435bb1367db8f9eac 100644 (file)
--- a/src/msw/frame.cpp
+++ b/src/msw/frame.cpp
@@ -37,6 +37,8 @@
     #include "wx/dialog.h"
     #include "wx/settings.h"
     #include "wx/dcclient.h"
     #include "wx/dialog.h"
     #include "wx/settings.h"
     #include "wx/dcclient.h"

+    #include "wx/mdi.h"
+    #include "wx/panel.h"

 #endif // WX_PRECOMP
 
 #include "wx/msw/private.h"
 #endif // WX_PRECOMP
 
 #include "wx/msw/private.h"


@@ -105,9 +107,14 @@ void wxFrame::Init()
     m_fsStatusBarFields = 0;
     m_fsStatusBarHeight = 0;
     m_fsToolBarHeight = 0;
     m_fsStatusBarFields = 0;
     m_fsStatusBarHeight = 0;
     m_fsToolBarHeight = 0;

-//    m_fsMenu = 0;
+//  m_fsMenu = 0;

     m_fsIsMaximized = FALSE;
     m_fsIsShowing = FALSE;
     m_fsIsMaximized = FALSE;
     m_fsIsShowing = FALSE;

+
+    m_winLastFocused = (wxWindow *)NULL;
+
+    // unlike (almost?) all other windows, frames are created hidden
+    m_isShown = FALSE;

 }
 
 bool wxFrame::Create(wxWindow *parent,
 }
 
 bool wxFrame::Create(wxWindow *parent,


@@ -140,20 +147,13 @@ bool wxFrame::Create(wxWindow *parent,
 
   m_iconized = FALSE;
 
 
   m_iconized = FALSE;
 

-  // we pass NULL as parent to MSWCreate because frames with parents behave
-  // very strangely under Win95 shell
-  // Alteration by JACS: keep normal Windows behaviour (float on top of parent)
-  // with this style.
-  if ((m_windowStyle & wxFRAME_FLOAT_ON_PARENT) == 0)
-    parent = NULL;
-
-  if (!parent)
-    wxTopLevelWindows.Append(this);
+  wxTopLevelWindows.Append(this);

 
   MSWCreate(m_windowId, parent, wxFrameClassName, this, title,
             x, y, width, height, style);
 
   wxModelessWindows.Append(this);
 
   MSWCreate(m_windowId, parent, wxFrameClassName, this, title,
             x, y, width, height, style);
 
   wxModelessWindows.Append(this);

+

   return TRUE;
 }
 
   return TRUE;
 }
 


@@ -162,6 +162,9 @@ wxFrame::~wxFrame()
   m_isBeingDeleted = TRUE;
   wxTopLevelWindows.DeleteObject(this);
 
   m_isBeingDeleted = TRUE;
   wxTopLevelWindows.DeleteObject(this);
 

+  // the ~wxToolBar() code relies on the previous line to be executed before
+  // this one, i.e. the frame should remove itself from wxTopLevelWindows
+  // before destorying its toolbar

   DeleteAllBars();
 
   if (wxTheApp && (wxTopLevelWindows.Number() == 0))
   DeleteAllBars();
 
   if (wxTheApp && (wxTopLevelWindows.Number() == 0))


@@ -286,6 +289,10 @@ void wxFrame::DoShowWindow(int nShowCmd)
 
 bool wxFrame::Show(bool show)
 {
 
 bool wxFrame::Show(bool show)
 {

+    // don't use wxWindow version as we want to call DoShowWindow()
+    if ( !wxWindowBase::Show(show) )
+        return FALSE;
+

     DoShowWindow(show ? SW_SHOW : SW_HIDE);
 
     if ( show )
     DoShowWindow(show ? SW_SHOW : SW_HIDE);
 
     if ( show )


@@ -359,30 +366,28 @@ wxStatusBar *wxFrame::OnCreateStatusBar(int number,
     wxStatusBar *statusBar = NULL;
 
 #if wxUSE_NATIVE_STATUSBAR
     wxStatusBar *statusBar = NULL;
 
 #if wxUSE_NATIVE_STATUSBAR

-    if ( UsesNativeStatusBar() )
+    if ( !UsesNativeStatusBar() )

     {
     {

-        statusBar = (wxStatusBar *)new wxStatusBar95(this, id, style);
-
-        statusBar->SetFieldsCount(number);
+        statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style);

     }
     else
 #endif
     {
     }
     else
 #endif
     {

-        statusBar = (wxStatusBar *)new wxStatusBarGeneric(this, id, style, name);
+        statusBar = new wxStatusBar(this, id, style, name);
+    }

 
 

-        // Set the height according to the font and the border size
-        wxClientDC dc(statusBar);
-        dc.SetFont(statusBar->GetFont());
+    // Set the height according to the font and the border size
+    wxClientDC dc(statusBar);
+    dc.SetFont(statusBar->GetFont());

 
 

-        wxCoord y;
-        dc.GetTextExtent(_T("X"), NULL, &y );
+    wxCoord y;
+    dc.GetTextExtent(_T("X"), NULL, &y );

 
 

-        int height = (int)( (11*y)/10 + 2*statusBar->GetBorderY());
+    int height = (int)( (11*y)/10 + 2*statusBar->GetBorderY());

 
 

-        statusBar->SetSize(-1, -1, -1, height);
+    statusBar->SetSize(-1, -1, -1, height);

 
 

-        statusBar->SetFieldsCount(number);
-    }
+    statusBar->SetFieldsCount(number);

 
     return statusBar;
 }
 
     return statusBar;
 }


@@ -392,103 +397,70 @@ void wxFrame::PositionStatusBar()
     if ( !m_frameStatusBar )
         return;
 
     if ( !m_frameStatusBar )
         return;
 

-    // native status bar positions itself, but we must forward the WM_SIZE
-    // messages to it
-#if wxUSE_NATIVE_STATUSBAR
-    wxStatusBar95 *sb = wxDynamicCast(m_frameStatusBar, wxStatusBar95);
-    if ( sb )
-    {
-        wxSizeEvent event(GetSize(), sb->GetId());
-        event.SetEventObject(sb);
+    int w, h;
+    GetClientSize(&w, &h);
+    int sw, sh;
+    m_frameStatusBar->GetSize(&sw, &sh);

 
 

-        sb->GetEventHandler()->ProcessEvent(event);
-    }
-    else
-#endif // wxUSE_NATIVE_STATUSBAR
-    {
-        int w, h;
-        GetClientSize(&w, &h);
-        int sw, sh;
-        m_frameStatusBar->GetSize(&sw, &sh);
-
-        // Since we wish the status bar to be directly under the client area,
-        // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
-        m_frameStatusBar->SetSize(0, h, w, sh);
-    }
+    // Since we wish the status bar to be directly under the client area,
+    // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
+    m_frameStatusBar->SetSize(0, h, w, sh);

 }
 #endif // wxUSE_STATUSBAR
 
 void wxFrame::DetachMenuBar()
 {
 }
 #endif // wxUSE_STATUSBAR
 
 void wxFrame::DetachMenuBar()
 {

-    if (m_frameMenuBar)
+    if ( m_frameMenuBar )

     {
         m_frameMenuBar->Detach();
         m_frameMenuBar = NULL;
     }
 }
 
     {
         m_frameMenuBar->Detach();
         m_frameMenuBar = NULL;
     }
 }
 

-void wxFrame::SetMenuBar(wxMenuBar *menu_bar)
+void wxFrame::SetMenuBar(wxMenuBar *menubar)

 {
 {

-    if (!menu_bar)
+    if ( !menubar )

     {
         DetachMenuBar();
     {
         DetachMenuBar();

-        return;
-    }
-
-    m_frameMenuBar = NULL;

 
 

-    // Can set a menubar several times.
-    // TODO: how to prevent a memory leak if you have a currently-unattached
-    // menubar? wxWindows assumes that the frame will delete the menu (otherwise
-    // there are problems for MDI).
-    if (menu_bar->GetHMenu())
-    {
-        m_hMenu = menu_bar->GetHMenu();
+        // actually remove the menu from the frame
+        m_hMenu = (WXHMENU)0;
+        InternalSetMenuBar();

     }
     }

-    else
+    else // set new non NULL menu bar

     {
     {

-        menu_bar->Detach();
+        m_frameMenuBar = NULL;

 
 

-        m_hMenu = menu_bar->Create();
+        // Can set a menubar several times.
+        // TODO: how to prevent a memory leak if you have a currently-unattached
+        // menubar? wxWindows assumes that the frame will delete the menu (otherwise
+        // there are problems for MDI).
+        if ( menubar->GetHMenu() )
+        {
+            m_hMenu = menubar->GetHMenu();
+        }
+        else
+        {
+            menubar->Detach();

 
 

-        if ( !m_hMenu )
-            return;
-    }
+            m_hMenu = menubar->Create();

 
 

-    InternalSetMenuBar();
+            if ( !m_hMenu )
+                return;
+        }

 
 

-    m_frameMenuBar = menu_bar;
-    menu_bar->Attach(this);
+        InternalSetMenuBar();

 
 

-#if 0 // Old code that assumes only one call of SetMenuBar per frame.
-    if (!menu_bar)
-    {
-        DetachMenuBar();
-        return;
+        m_frameMenuBar = menubar;
+        menubar->Attach(this);

     }
     }

-
-    wxCHECK_RET( !menu_bar->GetFrame(), wxT("this menubar is already attached") );
-
-    if (m_frameMenuBar)
-        delete m_frameMenuBar;
-
-    m_hMenu = menu_bar->Create();
-
-    if ( !m_hMenu )
-        return;
-
-    InternalSetMenuBar();
-
-    m_frameMenuBar = menu_bar;
-    menu_bar->Attach(this);
-#endif

 }
 
 void wxFrame::InternalSetMenuBar()
 {
     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
     {
 }
 
 void wxFrame::InternalSetMenuBar()
 {
     if ( !::SetMenu(GetHwnd(), (HMENU)m_hMenu) )
     {

-        wxLogLastError("SetMenu");
+        wxLogLastError(wxT("SetMenu"));

     }
 }
 
     }
 }
 


@@ -520,8 +492,8 @@ bool wxFrame::ShowFullScreen(bool show, long style)
         m_fsIsShowing = TRUE;
         m_fsStyle = style;
 
         m_fsIsShowing = TRUE;
         m_fsStyle = style;
 

-            wxToolBar *theToolBar = GetToolBar();
-            wxStatusBar *theStatusBar = GetStatusBar();
+        wxToolBar *theToolBar = GetToolBar();
+        wxStatusBar *theStatusBar = GetStatusBar();

 
         int dummyWidth;
 
 
         int dummyWidth;
 


@@ -544,9 +516,10 @@ bool wxFrame::ShowFullScreen(bool show, long style)
         // Save the number of fields in the statusbar
         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
         {
         // Save the number of fields in the statusbar
         if ((style & wxFULLSCREEN_NOSTATUSBAR) && theStatusBar)
         {

-            m_fsStatusBarFields = theStatusBar->GetFieldsCount();
-            SetStatusBar((wxStatusBar*) NULL);
-                delete theStatusBar;
+            //m_fsStatusBarFields = theStatusBar->GetFieldsCount();
+            //SetStatusBar((wxStatusBar*) NULL);
+            //delete theStatusBar;
+            theStatusBar->Show(FALSE);

         }
         else
             m_fsStatusBarFields = 0;
         }
         else
             m_fsStatusBarFields = 0;


@@ -556,11 +529,11 @@ bool wxFrame::ShowFullScreen(bool show, long style)
         // save the 'normal' window style
         m_fsOldWindowStyle = GetWindowLong((HWND)GetHWND(), GWL_STYLE);
 
         // save the 'normal' window style
         m_fsOldWindowStyle = GetWindowLong((HWND)GetHWND(), GWL_STYLE);
 

-           // save the old position, width & height, maximize state
+        // save the old position, width & height, maximize state

         m_fsOldSize = GetRect();
         m_fsOldSize = GetRect();

-            m_fsIsMaximized = IsMaximized();
+        m_fsIsMaximized = IsMaximized();

 
 

-           // decide which window style flags to turn off
+        // decide which window style flags to turn off

         LONG newStyle = m_fsOldWindowStyle;
         LONG offFlags = 0;
 
         LONG newStyle = m_fsOldWindowStyle;
         LONG offFlags = 0;
 


@@ -608,10 +581,14 @@ bool wxFrame::ShowFullScreen(bool show, long style)
             theToolBar->Show(TRUE);
         }
 
             theToolBar->Show(TRUE);
         }
 

-        if ((m_fsStyle & wxFULLSCREEN_NOSTATUSBAR) && (m_fsStatusBarFields > 0))
+        if ((m_fsStyle & wxFULLSCREEN_NOSTATUSBAR)) // && (m_fsStatusBarFields > 0))

         {
         {

-            CreateStatusBar(m_fsStatusBarFields);
-            PositionStatusBar();
+            //CreateStatusBar(m_fsStatusBarFields);
+            if (GetStatusBar())
+            {
+                GetStatusBar()->Show(TRUE);
+                PositionStatusBar();
+            }

         }
 
         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))
         }
 
         if ((m_fsStyle & wxFULLSCREEN_NOMENUBAR) && (m_hMenu != 0))


@@ -641,10 +618,17 @@ bool wxFrame::MSWCreate(int id, wxWindow *parent, const wxChar *wclass, wxWindow
   // could be the culprit. But without it, you can get a lot of flicker.
 
   DWORD msflags = 0;
   // could be the culprit. But without it, you can get a lot of flicker.
 
   DWORD msflags = 0;

-  if ((style & wxCAPTION) == wxCAPTION)
-    msflags = WS_OVERLAPPED;
+  if ( style & wxCAPTION )
+  {
+    if ( style & wxFRAME_TOOL_WINDOW )
+        msflags |= WS_POPUPWINDOW;
+    else
+        msflags |= WS_OVERLAPPED;
+  }

   else
   else

-    msflags = WS_POPUP;
+  {
+    msflags |= WS_POPUP;
+  }

 
   if (style & wxMINIMIZE_BOX)
     msflags |= WS_MINIMIZEBOX;
 
   if (style & wxMINIMIZE_BOX)
     msflags |= WS_MINIMIZEBOX;


@@ -654,7 +638,7 @@ bool wxFrame::MSWCreate(int id, wxWindow *parent, const wxChar *wclass, wxWindow
     msflags |= WS_THICKFRAME;
   if (style & wxSYSTEM_MENU)
     msflags |= WS_SYSMENU;
     msflags |= WS_THICKFRAME;
   if (style & wxSYSTEM_MENU)
     msflags |= WS_SYSMENU;

-  if ((style & wxMINIMIZE) || (style & wxICONIZE))
+  if ( style & wxMINIMIZE )

     msflags |= WS_MINIMIZE;
   if (style & wxMAXIMIZE)
     msflags |= WS_MAXIMIZE;
     msflags |= WS_MINIMIZE;
   if (style & wxMAXIMIZE)
     msflags |= WS_MAXIMIZE;


@@ -665,7 +649,7 @@ bool wxFrame::MSWCreate(int id, wxWindow *parent, const wxChar *wclass, wxWindow
 
   // Keep this in wxFrame because it saves recoding this function
   // in wxTinyFrame
 
   // Keep this in wxFrame because it saves recoding this function
   // in wxTinyFrame

-#if wxUSE_ITSY_BITSY
+#if wxUSE_ITSY_BITSY && !defined(__WIN32__)

   if (style & wxTINY_CAPTION_VERT)
     msflags |= IBS_VERTCAPTION;
   if (style & wxTINY_CAPTION_HORIZ)
   if (style & wxTINY_CAPTION_VERT)
     msflags |= IBS_VERTCAPTION;
   if (style & wxTINY_CAPTION_HORIZ)


@@ -681,14 +665,25 @@ bool wxFrame::MSWCreate(int id, wxWindow *parent, const wxChar *wclass, wxWindow
 
   WXDWORD extendedStyle = MakeExtendedStyle(style);
 
 
   WXDWORD extendedStyle = MakeExtendedStyle(style);
 

+  // make all frames appear in the win9x shell taskbar unless
+  // wxFRAME_TOOL_WINDOW or wxFRAME_NO_TASKBAR is given - without giving them
+  // WS_EX_APPWINDOW style, the child (i.e. owned) frames wouldn't appear in it

 #if !defined(__WIN16__) && !defined(__SC__)
 #if !defined(__WIN16__) && !defined(__SC__)

-  if (style & wxFRAME_TOOL_WINDOW)
-    extendedStyle |= WS_EX_TOOLWINDOW;
+  if ( (style & wxFRAME_TOOL_WINDOW) ||
+       (style & wxFRAME_NO_TASKBAR) )
+      extendedStyle |= WS_EX_TOOLWINDOW;
+  else if ( !(style & wxFRAME_NO_TASKBAR) )
+      extendedStyle |= WS_EX_APPWINDOW;

 #endif
 
   if (style & wxSTAY_ON_TOP)
     extendedStyle |= WS_EX_TOPMOST;
 
 #endif
 
   if (style & wxSTAY_ON_TOP)
     extendedStyle |= WS_EX_TOPMOST;
 

+#ifndef __WIN16__
+  if (m_exStyle & wxFRAME_EX_CONTEXTHELP)
+    extendedStyle |= WS_EX_CONTEXTHELP;
+#endif
+

   m_iconized = FALSE;
   if ( !wxWindow::MSWCreate(id, parent, wclass, wx_win, title, x, y, width, height,
          msflags, NULL, extendedStyle) )
   m_iconized = FALSE;
   if ( !wxWindow::MSWCreate(id, parent, wclass, wx_win, title, x, y, width, height,
          msflags, NULL, extendedStyle) )


@@ -706,37 +701,32 @@ bool wxFrame::MSWCreate(int id, wxWindow *parent, const wxChar *wclass, wxWindow
 // subwindow found.
 void wxFrame::OnActivate(wxActivateEvent& event)
 {
 // subwindow found.
 void wxFrame::OnActivate(wxActivateEvent& event)
 {

-    if ( !event.GetActive() )
+    if ( event.GetActive() )

     {
     {

-        event.Skip();
+        // restore focus to the child which was last focused
+        wxLogTrace(_T("focus"), _T("wxFrame %08x activated."), m_hWnd);

 
 

-        return;
+        wxSetFocusToChild(this, &m_winLastFocused);

     }
     }

-
-    wxLogTrace(_T("focus"), _T("wxFrame %08x activated."), m_hWnd);
-
-    for ( wxWindowList::Node *node = GetChildren().GetFirst();
-          node;
-          node = node->GetNext() )
+    else

     {
     {

-        // FIXME all this is totally bogus - we need to do the same as wxPanel,
-        //       but how to do it without duplicating the code?
-
-        // restore focus
-        wxWindow *child = node->GetData();
-
-        if ( !child->IsTopLevel()
-#if wxUSE_TOOLBAR
-             && !wxDynamicCast(child, wxToolBar)
-#endif // wxUSE_TOOLBAR
-#if wxUSE_STATUSBAR
-             && !wxDynamicCast(child, wxStatusBar)
-#endif // wxUSE_STATUSBAR
-           )
+        // remember the last focused child
+        m_winLastFocused = FindFocus();
+        while ( m_winLastFocused )

         {
         {

-            child->SetFocus();
-            break;
+            if ( GetChildren().Find(m_winLastFocused) )
+                break;
+
+            m_winLastFocused = m_winLastFocused->GetParent();

         }
         }

+
+        wxLogTrace(_T("focus"),
+                   _T("wxFrame %08x deactivated, last focused: %08x."),
+                   m_hWnd,
+                   m_winLastFocused ? GetHwndOf(m_winLastFocused)
+                                    : NULL);
+
+        event.Skip();

     }
 }
 
     }
 }
 


@@ -805,9 +795,22 @@ void wxFrame::IconizeChildFrames(bool bIconize)
     {
         wxWindow *win = node->GetData();
 
     {
         wxWindow *win = node->GetData();
 

-        if ( win->IsKindOf(CLASSINFO(wxFrame)) )
+        // iconizing the frames with this style under Win95 shell puts them at
+        // the bottom of the screen (as the MDI children) instead of making
+        // them appear in the taskbar because they are, by virtue of this
+        // style, not managed by the taskbar - instead leave Windows take care
+        // of them
+#ifdef __WIN95__
+        if ( win->GetWindowStyle() & wxFRAME_TOOL_WINDOW )
+            continue;
+#endif // Win95
+
+        // the child MDI frames are a special case and should not be touched by
+        // the parent frame - instead, they are managed by the user
+        wxFrame *frame = wxDynamicCast(win, wxFrame);
+        if ( frame && !frame->IsMDIChild() )

         {
         {

-            ((wxFrame *)win)->Iconize(bIconize);
+            frame->Iconize(bIconize);

         }
     }
 }
         }
     }
 }


@@ -975,7 +978,15 @@ bool wxFrame::HandleMenuSelect(WXWORD nItem, WXWORD flags, WXHMENU hMenu)
     else
     {
         // don't give hints for separators (doesn't make sense) nor for the
     else
     {
         // don't give hints for separators (doesn't make sense) nor for the

-        // items opening popup menus (they don't have them anyhow)
+        // items opening popup menus (they don't have them anyhow) but do clear
+        // the status line - otherwise, we would be left with the help message
+        // for the previous item which doesn't apply any more
+        wxStatusBar *statbar = GetStatusBar();
+        if ( statbar )
+        {
+            statbar->SetStatusText(wxEmptyString);
+        }
+

         return FALSE;
     }
 
         return FALSE;
     }