X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9c52a429516d296f2900b7f7be10292af9769a9d..5ac1d44aa499901b1a2e194292ba7a93112196ae:/src/common/wincmn.cpp

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index 06e6e6f274..82aa246a64 100644
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        common/window.cpp
+// Name:        src/common/window.cpp
 // Purpose:     common (to all ports) wxWindow functions
 // Author:      Julian Smart, Vadim Zeitlin
 // Modified by:
@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "windowbase.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
@@ -33,7 +29,6 @@
     #include "wx/log.h"
     #include "wx/intl.h"
     #include "wx/frame.h"
-    #include "wx/defs.h"
     #include "wx/window.h"
     #include "wx/control.h"
     #include "wx/checkbox.h"
@@ -44,18 +39,12 @@
     #include "wx/dialog.h"
     #include "wx/msgdlg.h"
     #include "wx/statusbr.h"
+    #include "wx/toolbar.h"
     #include "wx/dcclient.h"
-#endif //WX_PRECOMP
-
-#if defined(__WXMAC__) && wxUSE_SCROLLBAR
     #include "wx/scrolbar.h"
-#endif
-
-#if wxUSE_CONSTRAINTS
     #include "wx/layout.h"
-#endif // wxUSE_CONSTRAINTS
-
-#include "wx/sizer.h"
+    #include "wx/sizer.h"
+#endif //WX_PRECOMP
 
 #if wxUSE_DRAG_AND_DROP
     #include "wx/dnd.h"
@@ -81,11 +70,31 @@
     #include "wx/sysopt.h"
 #endif
 
+// For reporting compile- and runtime version of GTK+ in the ctrl+alt+mclick dialog.
+// The gtk includes don't pull any other headers in, at least not on my system - MR
+#ifdef __WXGTK__
+    #ifdef __WXGTK20__
+        #include <gtk/gtkversion.h>
+    #else
+        #include <gtk/gtkfeatures.h>
+    #endif
+    extern const unsigned int gtk_major_version;
+    extern const unsigned int gtk_minor_version;
+    extern const unsigned int gtk_micro_version;
+#endif
+
+#include "wx/platinfo.h"
+
+// Windows List
+WXDLLIMPEXP_DATA_CORE(wxWindowList) wxTopLevelWindows;
+
 // ----------------------------------------------------------------------------
 // static data
 // ----------------------------------------------------------------------------
 
-#if defined(__WXPM__)
+#if defined(__WXPALMOS__)
+int wxWindowBase::ms_lastControlId = 32767;
+#elif defined(__WXPM__)
 int wxWindowBase::ms_lastControlId = 2000;
 #else
 int wxWindowBase::ms_lastControlId = -200;
@@ -284,11 +293,6 @@ wxWindowBase::~wxWindowBase()
     // reset the dangling pointer our parent window may keep to us
     if ( m_parent )
     {
-        if ( m_parent->GetDefaultItem() == this )
-        {
-            m_parent->SetDefaultItem(NULL);
-        }
-
         m_parent->RemoveChild(this);
     }
 
@@ -381,125 +385,20 @@ bool wxWindowBase::DestroyChildren()
 // ----------------------------------------------------------------------------
 
 // centre the window with respect to its parent in either (or both) directions
-void wxWindowBase::Centre(int direction)
+void wxWindowBase::DoCentre(int dir)
 {
-    // the position/size of the parent window or of the entire screen
-    wxPoint posParent;
-    int widthParent, heightParent;
-
-    wxWindow *parent = NULL;
+    wxCHECK_RET( !(dir & wxCENTRE_ON_SCREEN) && GetParent(),
+                 _T("this method only implements centering child windows") );
 
-    if ( !(direction & wxCENTRE_ON_SCREEN) )
-    {
-        // find the parent to centre this window on: it should be the
-        // immediate parent for the controls but the top level parent for the
-        // top level windows (like dialogs)
-        parent = GetParent();
-        if ( IsTopLevel() )
-        {
-            while ( parent && !parent->IsTopLevel() )
-            {
-                parent = parent->GetParent();
-            }
-        }
-
-        // there is no wxTopLevelWindow under wxMotif yet
-#ifndef __WXMOTIF__
-        // we shouldn't center the dialog on the iconized window: under
-        // Windows, for example, this places it completely off the screen
-        if ( parent )
-        {
-            wxTopLevelWindow *winTop = wxDynamicCast(parent, wxTopLevelWindow);
-            if ( winTop && winTop->IsIconized() )
-            {
-                parent = NULL;
-            }
-        }
-#endif // __WXMOTIF__
-
-        // did we find the parent?
-        if ( !parent )
-        {
-            // no other choice
-            direction |= wxCENTRE_ON_SCREEN;
-        }
-    }
-
-    if ( direction & wxCENTRE_ON_SCREEN )
-    {
-        // centre with respect to the whole screen
-        wxDisplaySize(&widthParent, &heightParent);
-    }
-    else
-    {
-        if ( IsTopLevel() )
-        {
-            // centre on the parent
-            parent->GetSize(&widthParent, &heightParent);
-
-            // adjust to the parents position
-            posParent = parent->GetPosition();
-        }
-        else
-        {
-            // centre inside the parents client rectangle
-            parent->GetClientSize(&widthParent, &heightParent);
-        }
-    }
-
-    int width, height;
-    GetSize(&width, &height);
-
-    int xNew = wxDefaultCoord,
-        yNew = wxDefaultCoord;
-
-    if ( direction & wxHORIZONTAL )
-        xNew = (widthParent - width)/2;
-
-    if ( direction & wxVERTICAL )
-        yNew = (heightParent - height)/2;
-
-    xNew += posParent.x;
-    yNew += posParent.y;
-
-    // Base size of the visible dimensions of the display
-    // to take into account the taskbar. And the Mac menu bar at top.
-    wxRect clientrect = wxGetClientDisplayRect();
-
-    // NB: in wxMSW, negative position may not neccessary mean "out of screen",
-    //     but it may mean that the window is placed on other than the main
-    //     display. Therefore we only make sure centered window is on the main display
-    //     if the parent is at least partially present here.
-    if (posParent.x + widthParent >= 0)  // if parent is (partially) on the main display
-    {
-        if (xNew < clientrect.GetLeft())
-            xNew = clientrect.GetLeft();
-        else if (xNew + width > clientrect.GetRight())
-            xNew = clientrect.GetRight() - width;
-    }
-    if (posParent.y + heightParent >= 0)  // if parent is (partially) on the main display
-    {
-        if (yNew + height > clientrect.GetBottom())
-            yNew = clientrect.GetBottom() - height;
-
-        // Make certain that the title bar is initially visible
-        // always, even if this would push the bottom of the
-        // dialog off the visible area of the display
-        if (yNew < clientrect.GetTop())
-            yNew = clientrect.GetTop();
-    }
-
-    // move the window to this position (keeping the old size but using
-    // SetSize() and not Move() to allow xNew and/or yNew to be wxDefaultCoord)
-    SetSize(xNew, yNew, width, height, wxSIZE_ALLOW_MINUS_ONE);
+    SetSize(GetRect().CentreIn(GetParent()->GetClientSize(), dir));
 }
 
 // fits the window around the children
 void wxWindowBase::Fit()
 {
-    if ( GetChildren().GetCount() > 0 )
+    if ( !GetChildren().empty() )
     {
-        SetClientSize(GetBestSize());
+        SetSize(GetBestSize());
     }
     //else: do nothing if we have no children
 }
@@ -531,12 +430,26 @@ static bool wxHasRealChildren(const wxWindowBase* win)
 }
 #endif
 
+void wxWindowBase::InvalidateBestSize()
+{
+    m_bestSizeCache = wxDefaultSize;
+
+    // parent's best size calculation may depend on its children's
+    // as long as child window we are in is not top level window itself
+    // (because the TLW size is never resized automatically)
+    // so let's invalidate it as well to be safe:
+    if (m_parent && !IsTopLevel())
+        m_parent->InvalidateBestSize();
+}
+
 // return the size best suited for the current window
 wxSize wxWindowBase::DoGetBestSize() const
 {
+    wxSize best;
+
     if ( m_windowSizer )
     {
-        return m_windowSizer->GetMinSize();
+        best = GetWindowSizeForVirtualSize(m_windowSizer->GetMinSize());
     }
 #if wxUSE_CONSTRAINTS
     else if ( m_constraints )
@@ -572,7 +485,7 @@ wxSize wxWindowBase::DoGetBestSize() const
             //       will never return a size bigger than the current one :-(
         }
 
-        return wxSize(maxX, maxY);
+        best = wxSize(maxX, maxY);
     }
 #endif // wxUSE_CONSTRAINTS
     else if ( !GetChildren().empty()
@@ -581,7 +494,8 @@ wxSize wxWindowBase::DoGetBestSize() const
 #endif
               )
     {
-        // our minimal acceptable size is such that all our visible child windows fit inside
+        // our minimal acceptable size is such that all our visible child
+        // windows fit inside
         int maxX = 0,
             maxY = 0;
 
@@ -590,9 +504,10 @@ wxSize wxWindowBase::DoGetBestSize() const
               node = node->GetNext() )
         {
             wxWindow *win = node->GetData();
-            if ( win->IsTopLevel()  || ( ! win->IsShown() )
+            if ( win->IsTopLevel()
+                    || !win->IsShown()
 #if wxUSE_STATUSBAR
-                    || wxDynamicCast(win, wxStatusBar)
+                        || wxDynamicCast(win, wxStatusBar)
 #endif // wxUSE_STATUSBAR
                )
             {
@@ -619,22 +534,35 @@ wxSize wxWindowBase::DoGetBestSize() const
                 maxY = wy + wh;
         }
 
-        // for compatibility with the old versions and because it really looks
-        // slightly more pretty like this, add a pad
-        maxX += 7;
-        maxY += 14;
-
-        return wxSize(maxX, maxY);
+        best = wxSize(maxX, maxY);
     }
     else // ! has children
     {
-        // for a generic window there is no natural best size - just use either the
-        // minimum size if there is one, or the current size
-        if ( GetMinSize().IsFullySpecified() )
-            return GetMinSize();
-        else
-            return GetSize();
+        // for a generic window there is no natural best size so, if the
+        // minimal size is not set, use the current size but take care to
+        // remember it as minimal size for the next time because our best size
+        // should be constant: otherwise we could get into a situation when the
+        // window is initially at some size, then expanded to a larger size and
+        // then, when the containing window is shrunk back (because our initial
+        // best size had been used for computing the parent min size), we can't
+        // be shrunk back any more because our best size is now bigger
+        wxSize size = GetMinSize();
+        if ( !size.IsFullySpecified() )
+        {
+            size.SetDefaults(GetSize());
+            wxConstCast(this, wxWindowBase)->SetMinSize(size);
+        }
+
+        // return as-is, unadjusted by the client size difference.
+        return size;
     }
+
+    // Add any difference between size and client size
+    wxSize diff = GetSize() - GetClientSize();
+    best.x += wxMax(0, diff.x);
+    best.y += wxMax(0, diff.y);
+
+    return best;
 }
 
 
@@ -670,7 +598,7 @@ void wxWindowBase::SetBestFittingSize(const wxSize& size)
 // by default the origin is not shifted
 wxPoint wxWindowBase::GetClientAreaOrigin() const
 {
-    return wxPoint(0, 0);
+    return wxPoint(0,0);
 }
 
 // set the min/max size of the window
@@ -760,10 +688,29 @@ void wxWindowBase::DoSetVirtualSize( int x, int y )
 
 wxSize wxWindowBase::DoGetVirtualSize() const
 {
-    wxSize  s( GetClientSize() );
+    // we should use the entire client area so if it is greater than our
+    // virtual size, expand it to fit (otherwise if the window is big enough we
+    // wouldn't be using parts of it)
+    wxSize size = GetClientSize();
+    if ( m_virtualSize.x > size.x )
+        size.x = m_virtualSize.x;
+
+    if ( m_virtualSize.y >= size.y )
+        size.y = m_virtualSize.y;
 
-    return wxSize( wxMax( m_virtualSize.GetWidth(), s.GetWidth() ),
-                   wxMax( m_virtualSize.GetHeight(), s.GetHeight() ) );
+    return size;
+}
+
+void wxWindowBase::DoGetScreenPosition(int *x, int *y) const
+{
+    // screen position is the same as (0, 0) in client coords for non TLWs (and
+    // TLWs override this method)
+    if ( x )
+        *x = 0;
+    if ( y )
+        *y = 0;
+
+    ClientToScreen(x, y);
 }
 
 // ----------------------------------------------------------------------------
@@ -966,8 +913,15 @@ void wxWindowBase::InheritAttributes()
         if ( parent->m_inheritFgCol && !m_hasFgCol )
             SetForegroundColour(parent->GetForegroundColour());
 
+        // inheriting (solid) background colour is wrong as it totally breaks
+        // any kind of themed backgrounds
+        //
+        // instead, the controls should use the same background as their parent
+        // (ideally by not drawing it at all)
+#if 0
         if ( parent->m_inheritBgCol && !m_hasBgCol )
             SetBackgroundColour(parent->GetBackgroundColour());
+#endif // 0
     }
 }
 
@@ -979,8 +933,17 @@ wxWindowBase::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
     wxVisualAttributes attrs;
     attrs.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
     attrs.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
-    attrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
 
+    // On Smartphone/PocketPC, wxSYS_COLOUR_WINDOW is a better reflection of
+    // the usual background colour than wxSYS_COLOUR_BTNFACE.
+    // It's a pity that wxSYS_COLOUR_WINDOW isn't always a suitable background
+    // colour on other platforms.
+
+#if defined(__WXWINCE__) && (defined(__SMARTPHONE__) || defined(__POCKETPC__))
+    attrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
+#else
+    attrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
+#endif
     return attrs;
 }
 
@@ -1031,6 +994,9 @@ bool wxWindowBase::SetBackgroundColour( const wxColour &colour )
         return false;
 
     m_hasBgCol = colour.Ok();
+    if ( m_backgroundStyle != wxBG_STYLE_CUSTOM )
+        m_backgroundStyle = m_hasBgCol ? wxBG_STYLE_COLOUR : wxBG_STYLE_SYSTEM;
+
     m_inheritBgCol = m_hasBgCol;
     m_backgroundColour = colour;
     SetThemeEnabled( !m_hasBgCol && !m_foregroundColour.Ok() );
@@ -1199,7 +1165,7 @@ void wxWindowBase::ClearBackground()
 // find child window by id or name
 // ----------------------------------------------------------------------------
 
-wxWindow *wxWindowBase::FindWindow( long id )
+wxWindow *wxWindowBase::FindWindow(long id) const
 {
     if ( id == m_windowId )
         return (wxWindow *)this;
@@ -1215,7 +1181,7 @@ wxWindow *wxWindowBase::FindWindow( long id )
     return (wxWindow *)res;
 }
 
-wxWindow *wxWindowBase::FindWindow( const wxString& name )
+wxWindow *wxWindowBase::FindWindow(const wxString& name) const
 {
     if ( name == m_windowName )
         return (wxWindow *)this;
@@ -1347,7 +1313,7 @@ wxWindowBase::FindWindowByName(const wxString& title, const wxWindow *parent)
 wxWindow *
 wxWindowBase::FindWindowById( long id, const wxWindow* parent )
 {
-    return wxFindWindowHelper(parent, _T(""), id, wxFindWindowCmpIds);
+    return wxFindWindowHelper(parent, wxEmptyString, id, wxFindWindowCmpIds);
 }
 
 // ----------------------------------------------------------------------------
@@ -1497,7 +1463,10 @@ void wxWindowBase::SetHelpTextForId(const wxString& text)
 }
 
 // get the help string associated with this window (may be empty)
-wxString wxWindowBase::GetHelpText() const
+// default implementation forwards calls to the help provider
+wxString
+wxWindowBase::GetHelpTextAtPoint(const wxPoint & WXUNUSED(pt),
+                                 wxHelpEvent::Origin WXUNUSED(origin)) const
 {
     wxString text;
     wxHelpProvider *helpProvider = wxHelpProvider::Get();
@@ -1515,7 +1484,7 @@ void wxWindowBase::OnHelp(wxHelpEvent& event)
     wxHelpProvider *helpProvider = wxHelpProvider::Get();
     if ( helpProvider )
     {
-        if ( helpProvider->ShowHelp(this) )
+        if ( helpProvider->ShowHelpAtPoint(this, event.GetPosition(), event.GetOrigin()) )
         {
             // skip the event.Skip() below
             return;
@@ -1551,10 +1520,13 @@ void wxWindowBase::SetToolTip( const wxString &tip )
 
 void wxWindowBase::DoSetToolTip(wxToolTip *tooltip)
 {
-    if ( m_tooltip )
-        delete m_tooltip;
+    if ( m_tooltip != tooltip )
+    {
+        if ( m_tooltip )
+            delete m_tooltip;
 
-    m_tooltip = tooltip;
+        m_tooltip = tooltip;
+    }
 }
 
 #endif // wxUSE_TOOLTIPS
@@ -1737,7 +1709,7 @@ bool wxWindowBase::Layout()
     // If there is a sizer, use it instead of the constraints
     if ( GetSizer() )
     {
-        int w, h;
+        int w = 0, h = 0;
         GetVirtualSize(&w, &h);
         GetSizer()->SetDimension( 0, 0, w, h );
     }
@@ -2006,7 +1978,7 @@ void wxWindowBase::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags) co
 void wxWindowBase::UpdateWindowUI(long flags)
 {
     wxUpdateUIEvent event(GetId());
-    event.m_eventObject = this;
+    event.SetEventObject(this);
 
     if ( GetEventHandler()->ProcessEvent(event) )
     {
@@ -2026,42 +1998,13 @@ void wxWindowBase::UpdateWindowUI(long flags)
 }
 
 // do the window-specific processing after processing the update event
-// TODO: take specific knowledge out of this function and
-// put in each control's base class. Unfortunately we don't
-// yet have base implementation files for wxCheckBox and wxRadioButton.
 void wxWindowBase::DoUpdateWindowUI(wxUpdateUIEvent& event)
 {
     if ( event.GetSetEnabled() )
         Enable(event.GetEnabled());
 
-#if wxUSE_CONTROLS
-    if ( event.GetSetText() )
-    {
-        wxControl *control = wxDynamicCastThis(wxControl);
-        if ( control )
-        {
-            if ( event.GetText() != control->GetLabel() )
-                control->SetLabel(event.GetText());
-        }
-#if wxUSE_CHECKBOX
-        wxCheckBox *checkbox = wxDynamicCastThis(wxCheckBox);
-        if ( checkbox )
-        {
-            if ( event.GetSetChecked() )
-                checkbox->SetValue(event.GetChecked());
-        }
-#endif // wxUSE_CHECKBOX
-
-#if wxUSE_RADIOBTN
-        wxRadioButton *radiobtn = wxDynamicCastThis(wxRadioButton);
-        if ( radiobtn )
-        {
-            if ( event.GetSetChecked() )
-                radiobtn->SetValue(event.GetChecked());
-        }
-#endif // wxUSE_RADIOBTN
-    }
-#endif
+    if ( event.GetSetShown() )
+        Show(event.GetShown());
 }
 
 #if 0
@@ -2126,7 +2069,7 @@ void wxWindowBase::OnSysColourChanged(wxSysColourChangedEvent& event)
         if ( !win->IsTopLevel() )
         {
             wxSysColourChangedEvent event2;
-            event.m_eventObject = win;
+            event.SetEventObject(win);
             win->GetEventHandler()->ProcessEvent(event2);
         }
 
@@ -2147,61 +2090,111 @@ void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) )
     UpdateWindowUI(wxUPDATE_UI_RECURSE);
 }
 
-// process Ctrl-Alt-mclick
-void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
+// methods for drawing the sizers in a visible way
+#ifdef __WXDEBUG__
+
+static void DrawSizers(wxWindowBase *win);
+
+static void DrawBorder(wxWindowBase *win, const wxRect& rect, bool fill = false)
 {
-#if wxUSE_MSGDLG
-    if ( event.ControlDown() && event.AltDown() )
+    wxClientDC dc((wxWindow *)win);
+    dc.SetPen(*wxRED_PEN);
+    dc.SetBrush(fill ? wxBrush(*wxRED, wxCROSSDIAG_HATCH): *wxTRANSPARENT_BRUSH);
+    dc.DrawRectangle(rect.Deflate(1, 1));
+}
+
+static void DrawSizer(wxWindowBase *win, wxSizer *sizer)
+{
+    const wxSizerItemList& items = sizer->GetChildren();
+    for ( wxSizerItemList::const_iterator i = items.begin(),
+                                        end = items.end();
+          i != end;
+          ++i )
     {
-        // don't translate these strings
-        wxString port;
+        wxSizerItem *item = *i;
+        if ( item->IsSizer() )
+        {
+            DrawBorder(win, item->GetRect().Deflate(2));
+            DrawSizer(win, item->GetSizer());
+        }
+        else if ( item->IsSpacer() )
+        {
+            DrawBorder(win, item->GetRect().Deflate(2), true);
+        }
+        else if ( item->IsWindow() )
+        {
+            DrawSizers(item->GetWindow());
+        }
+    }
+}
 
-#ifdef __WXUNIVERSAL__
-        port = _T("Univ/");
-#endif // __WXUNIVERSAL__
+static void DrawSizers(wxWindowBase *win)
+{
+    wxSizer *sizer = win->GetSizer();
+    if ( sizer )
+    {
+        DrawBorder(win, win->GetClientSize());
+        DrawSizer(win, sizer);
+    }
+    else // no sizer, still recurse into the children
+    {
+        const wxWindowList& children = win->GetChildren();
+        for ( wxWindowList::const_iterator i = children.begin(),
+                                         end = children.end();
+              i != end;
+              ++i )
+        {
+            DrawSizers(*i);
+        }
+    }
+}
 
-        switch ( wxGetOsVersion() )
+#endif // __WXDEBUG__
+
+// process special middle clicks
+void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
+{
+    if ( event.ControlDown() && event.AltDown() )
+    {
+#ifdef __WXDEBUG__
+        // Ctrl-Alt-Shift-mclick makes the sizers visible in debug builds
+        if ( event.ShiftDown() )
         {
-            case wxMOTIF_X:     port += _T("Motif"); break;
-            case wxMAC:
-            case wxMAC_DARWIN:  port += _T("Mac"); break;
-            case wxBEOS:        port += _T("BeOS"); break;
-            case wxGTK:
-            case wxGTK_WIN32:
-            case wxGTK_OS2:
-            case wxGTK_BEOS:    port += _T("GTK"); break;
-            case wxWINDOWS:
-            case wxPENWINDOWS:
-            case wxWINDOWS_NT:
-            case wxWIN32S:
-            case wxWIN95:
-            case wxWIN386:      port += _T("MS Windows"); break;
-            case wxMGL_UNIX:
-            case wxMGL_X:
-            case wxMGL_WIN32:
-            case wxMGL_OS2:     port += _T("MGL"); break;
-            case wxWINDOWS_OS2:
-            case wxOS2_PM:      port += _T("OS/2"); break;
-            default:            port += _T("unknown"); break;
+            DrawSizers(this);
+            return;
         }
+#endif // __WXDEBUG__
 
-        wxMessageBox(wxString::Format(
-                                      _T(
-                                        "       wxWidgets Library (%s port)\nVersion %u.%u.%u%s, compiled at %s %s\n   Copyright (c) 1995-2002 wxWidgets team"
-                                        ),
-                                      port.c_str(),
-                                      wxMAJOR_VERSION,
-                                      wxMINOR_VERSION,
-                                      wxRELEASE_NUMBER,
+#if wxUSE_MSGDLG
+        // don't translate these strings, they're for diagnostics purposes only
+        wxString msg;
+        msg.Printf(_T("wxWidgets Library (%s port)\n")
+                   _T("Version %d.%d.%d%s%s, compiled at %s %s%s\n")
+                   _T("Copyright (c) 1995-2006 wxWidgets team"),
+                   wxPlatformInfo().GetPortIdName().c_str(),
+                   wxMAJOR_VERSION,
+                   wxMINOR_VERSION,
+                   wxRELEASE_NUMBER,
 #if wxUSE_UNICODE
-                                      L" (Unicode)",
+                   L" (Unicode)",
+#else
+                   wxEmptyString,
+#endif
+#ifdef __WXDEBUG__
+                   _T(" Debug build"),
+#else
+                   wxEmptyString,
+#endif
+                   __TDATE__,
+                   __TTIME__,
+#ifdef __WXGTK__
+                   wxString::Format(_T("\nagainst GTK+ %d.%d.%d. Runtime GTK+ version: %d.%d.%d"), GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION, gtk_major_version, gtk_minor_version, gtk_micro_version).c_str()
 #else
-                                      "",
+                   wxEmptyString
 #endif
-                                      __TDATE__,
-                                      __TTIME__
-                                     ),
-                     _T("wxWidgets information"),
+                   );
+
+        wxMessageBox(msg, _T("wxWidgets information"),
                      wxICON_INFORMATION | wxOK,
                      (wxWindow *)this);
     }
@@ -2242,15 +2235,22 @@ wxAccessible* wxWindowBase::CreateAccessible()
 
 #endif
 
-#if !wxUSE_STL
 // ----------------------------------------------------------------------------
 // list classes implementation
 // ----------------------------------------------------------------------------
 
+#if wxUSE_STL
+
+#include "wx/listimpl.cpp"
+WX_DEFINE_LIST(wxWindowList)
+
+#else
+
 void wxWindowListNode::DeleteData()
 {
     delete (wxWindow *)GetData();
 }
+
 #endif
 
 // ----------------------------------------------------------------------------
@@ -2302,10 +2302,16 @@ struct WXDLLEXPORT wxWindowNext
     wxWindow *win;
     wxWindowNext *next;
 } *wxWindowBase::ms_winCaptureNext = NULL;
+wxWindow *wxWindowBase::ms_winCaptureCurrent = NULL;
+bool wxWindowBase::ms_winCaptureChanging = false;
 
 void wxWindowBase::CaptureMouse()
 {
-    wxLogTrace(_T("mousecapture"), _T("CaptureMouse(%p)"), this);
+    wxLogTrace(_T("mousecapture"), _T("CaptureMouse(%p)"), wx_static_cast(void*, this));
+
+    wxASSERT_MSG( !ms_winCaptureChanging, _T("recursive CaptureMouse call?") );
+
+    ms_winCaptureChanging = true;
 
     wxWindow *winOld = GetCapture();
     if ( winOld )
@@ -2321,19 +2327,28 @@ void wxWindowBase::CaptureMouse()
     //else: no mouse capture to save
 
     DoCaptureMouse();
+    ms_winCaptureCurrent = (wxWindow*)this;
+
+    ms_winCaptureChanging = false;
 }
 
 void wxWindowBase::ReleaseMouse()
 {
-    wxLogTrace(_T("mousecapture"), _T("ReleaseMouse(%p)"), this);
+    wxLogTrace(_T("mousecapture"), _T("ReleaseMouse(%p)"), wx_static_cast(void*, this));
+
+    wxASSERT_MSG( !ms_winCaptureChanging, _T("recursive ReleaseMouse call?") );
 
     wxASSERT_MSG( GetCapture() == this, wxT("attempt to release mouse, but this window hasn't captured it") );
 
+    ms_winCaptureChanging = true;
+
     DoReleaseMouse();
+    ms_winCaptureCurrent = NULL;
 
     if ( ms_winCaptureNext )
     {
         ((wxWindowBase*)ms_winCaptureNext->win)->DoCaptureMouse();
+        ms_winCaptureCurrent = ms_winCaptureNext->win;
 
         wxWindowNext *item = ms_winCaptureNext;
         ms_winCaptureNext = item->next;
@@ -2341,9 +2356,49 @@ void wxWindowBase::ReleaseMouse()
     }
     //else: stack is empty, no previous capture
 
+    ms_winCaptureChanging = false;
+
     wxLogTrace(_T("mousecapture"),
         (const wxChar *) _T("After ReleaseMouse() mouse is captured by %p"),
-        GetCapture());
+        wx_static_cast(void*, GetCapture()));
+}
+
+static void DoNotifyWindowAboutCaptureLost(wxWindow *win)
+{
+    wxMouseCaptureLostEvent event(win->GetId());
+    event.SetEventObject(win);
+    if ( !win->GetEventHandler()->ProcessEvent(event) )
+    {
+        wxFAIL_MSG( _T("window that captured the mouse didn't process wxEVT_MOUSE_CAPTURE_LOST") );
+    }
+}
+
+/* static */
+void wxWindowBase::NotifyCaptureLost()
+{
+    // don't do anything if capture lost was expected, i.e. resulted from
+    // a wx call to ReleaseMouse or CaptureMouse:
+    if ( ms_winCaptureChanging )
+        return;
+
+    // if the capture was lost unexpectedly, notify every window that has
+    // capture (on stack or current) about it and clear the stack:
+
+    if ( ms_winCaptureCurrent )
+    {
+        DoNotifyWindowAboutCaptureLost(ms_winCaptureCurrent);
+        ms_winCaptureCurrent = NULL;
+    }
+
+    while ( ms_winCaptureNext )
+    {
+        wxWindowNext *item = ms_winCaptureNext;
+        ms_winCaptureNext = item->next;
+
+        DoNotifyWindowAboutCaptureLost(item->win);
+
+        delete item;
+    }
 }
 
 #if wxUSE_HOTKEY
@@ -2397,7 +2452,7 @@ bool wxWindowBase::TryValidator(wxEvent& wxVALIDATOR_PARAM(event))
 
 bool wxWindowBase::TryParent(wxEvent& event)
 {
-    // carry on up the parent-child hierarchy if the propgation count hasn't
+    // carry on up the parent-child hierarchy if the propagation count hasn't
     // reached zero yet
     if ( event.ShouldPropagate() )
     {
@@ -2443,6 +2498,11 @@ void wxWindowBase::DoMoveInTabOrder(wxWindow *win, MoveKind move)
     wxCHECK_RET( GetParent(),
                     _T("MoveBefore/AfterInTabOrder() don't work for TLWs!") );
 
+    // detect the special case when we have nothing to do anyhow and when the
+    // code below wouldn't work
+    if ( win == this )
+        return;
+
     // find the target window in the siblings list
     wxWindowList& siblings = GetParent()->GetChildren();
     wxWindowList::compatibility_iterator i = siblings.Find(win);
@@ -2654,7 +2714,7 @@ wxAccStatus wxWindowAccessible::GetName(int childId, wxString* name)
 #endif
         title = GetWindow()->GetName();
 
-    if (!title.IsEmpty())
+    if (!title.empty())
     {
         *name = title;
         return wxACC_OK;
@@ -2759,8 +2819,8 @@ wxAccStatus wxWindowAccessible::GetDescription(int WXUNUSED(childId), wxString*
     if (!GetWindow())
         return wxACC_FAIL;
 
-    wxString ht(GetWindow()->GetHelpText());
-    if (!ht.IsEmpty())
+    wxString ht(GetWindow()->GetHelpTextAtPoint(wxDefaultPosition, wxHelpEvent::Origin_Keyboard));
+    if (!ht.empty())
     {
         *description = ht;
         return wxACC_OK;
@@ -2775,8 +2835,8 @@ wxAccStatus wxWindowAccessible::GetHelpText(int WXUNUSED(childId), wxString* hel
     if (!GetWindow())
         return wxACC_FAIL;
 
-    wxString ht(GetWindow()->GetHelpText());
-    if (!ht.IsEmpty())
+    wxString ht(GetWindow()->GetHelpTextAtPoint(wxDefaultPosition, wxHelpEvent::Origin_Keyboard));
+    if (!ht.empty())
     {
         *helpText = ht;
         return wxACC_OK;