updated setup.h for OpenVMS

[wxWidgets.git] / src / common / wincmn.cpp

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index 3e3836e68326e05290f00bc4037fc8787e595621..ae072ece15b39481f86ec380f301b90a21b41e51 100644 (file)
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -75,7 +75,7 @@
 #include "wx/platinfo.h"
 #include "wx/private/window.h"
 
 #include "wx/platinfo.h"
 #include "wx/private/window.h"
 

-#ifdef __WXMSW__
+#ifdef __WINDOWS__

     #include "wx/msw/wrapwin.h"
 #endif
 
     #include "wx/msw/wrapwin.h"
 #endif
 


@@ -554,7 +554,14 @@ void wxWindowBase::SendDestroyEvent()
 
 bool wxWindowBase::Destroy()
 {
 
 bool wxWindowBase::Destroy()
 {

-    SendDestroyEvent();
+    // If our handle is invalid, it means that this window has never been
+    // created, either because creating it failed or, more typically, because
+    // this wxWindow object was default-constructed and its Create() method had
+    // never been called. As we didn't send wxWindowCreateEvent in this case
+    // (which is sent after successful creation), don't send the matching
+    // wxWindowDestroyEvent neither.
+    if ( GetHandle() )
+        SendDestroyEvent();

 
     delete this;
 
 
     delete this;
 


@@ -642,7 +649,7 @@ static bool wxHasRealChildren(const wxWindowBase* win)
         wxWindow *win = node->GetData();
         if ( !win->IsTopLevel() && win->IsShown()
 #if wxUSE_SCROLLBAR
         wxWindow *win = node->GetData();
         if ( !win->IsTopLevel() && win->IsShown()
 #if wxUSE_SCROLLBAR

-            && !win->IsKindOf(CLASSINFO(wxScrollBar))
+            && !wxDynamicCast(win, wxScrollBar)

 #endif
             )
             realChildCount ++;
 #endif
             )
             realChildCount ++;


@@ -899,26 +906,53 @@ wxSize wxWindowBase::GetBestSize() const
     // it to be used
     wxSize size = DoGetBestClientSize();
     if ( size != wxDefaultSize )
     // it to be used
     wxSize size = DoGetBestClientSize();
     if ( size != wxDefaultSize )

-    {

         size += DoGetBorderSize();
         size += DoGetBorderSize();

+    else
+        size = DoGetBestSize();

 
 

-        CacheBestSize(size);
-        return size;
-    }
+    // Ensure that the best size is at least as large as min size.
+    size.IncTo(GetMinSize());
+
+    // And not larger than max size.
+    size.DecToIfSpecified(GetMaxSize());
+
+    // Finally cache result and return.
+    CacheBestSize(size);
+    return size;
+}
+
+int wxWindowBase::GetBestHeight(int width) const
+{
+    const int height = DoGetBestClientHeight(width);
+
+    return height == wxDefaultCoord
+            ? GetBestSize().y
+            : height + DoGetBorderSize().y;
+}
+
+int wxWindowBase::GetBestWidth(int height) const
+{
+    const int width = DoGetBestClientWidth(height);

 
 

-    return DoGetBestSize();
+    return width == wxDefaultCoord
+            ? GetBestSize().x
+            : width + DoGetBorderSize().x;

 }
 
 void wxWindowBase::SetMinSize(const wxSize& minSize)
 {
     m_minWidth = minSize.x;
     m_minHeight = minSize.y;
 }
 
 void wxWindowBase::SetMinSize(const wxSize& minSize)
 {
     m_minWidth = minSize.x;
     m_minHeight = minSize.y;

+
+    InvalidateBestSize();

 }
 
 void wxWindowBase::SetMaxSize(const wxSize& maxSize)
 {
     m_maxWidth = maxSize.x;
     m_maxHeight = maxSize.y;
 }
 
 void wxWindowBase::SetMaxSize(const wxSize& maxSize)
 {
     m_maxWidth = maxSize.x;
     m_maxHeight = maxSize.y;

+
+    InvalidateBestSize();

 }
 
 void wxWindowBase::SetInitialSize(const wxSize& size)
 }
 
 void wxWindowBase::SetInitialSize(const wxSize& size)


@@ -1235,9 +1269,27 @@ void wxWindowBase::Thaw()
 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------

-// reparenting the window
+// Dealing with parents and children.

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

+bool wxWindowBase::IsDescendant(wxWindowBase* win) const
+{
+    // Iterate until we find this window in the parent chain or exhaust it.
+    while ( win )
+    {
+        if ( win == this )
+            return true;
+
+        // Stop iterating on reaching the top level window boundary.
+        if ( win->IsTopLevel() )
+            break;
+
+        win = win->GetParent();
+    }
+
+    return false;
+}
+

 void wxWindowBase::AddChild(wxWindowBase *child)
 {
     wxCHECK_RET( child, wxT("can't add a NULL child") );
 void wxWindowBase::AddChild(wxWindowBase *child)
 {
     wxCHECK_RET( child, wxT("can't add a NULL child") );


@@ -1395,7 +1447,11 @@ wxEvtHandler *wxWindowBase::PopEventHandler(bool deleteHandler)
         "the first handler of the wxWindow stack should have non-NULL next handler" );
 
     firstHandler->SetNextHandler(NULL);
         "the first handler of the wxWindow stack should have non-NULL next handler" );
 
     firstHandler->SetNextHandler(NULL);

-    secondHandler->SetPreviousHandler(NULL);
+
+    // It is harmless but useless to unset the previous handler of the window
+    // itself as it's always NULL anyhow, so don't do this.
+    if ( secondHandler != this )
+        secondHandler->SetPreviousHandler(NULL);

 
     // now firstHandler is completely unlinked; set secondHandler as the new window event handler
     SetEventHandler(secondHandler);
 
     // now firstHandler is completely unlinked; set secondHandler as the new window event handler
     SetEventHandler(secondHandler);


@@ -1521,7 +1577,7 @@ wxColour wxWindowBase::GetBackgroundColour() const
         // wxWidgets versions where GetBackgroundColour() always returned
         // something -- so give them something even if it doesn't make sense
         // for this window (e.g. it has a themed background)
         // wxWidgets versions where GetBackgroundColour() always returned
         // something -- so give them something even if it doesn't make sense
         // for this window (e.g. it has a themed background)

-        if ( !colBg.Ok() )
+        if ( !colBg.IsOk() )

             colBg = GetClassDefaultAttributes().colBg;
 
         return colBg;
             colBg = GetClassDefaultAttributes().colBg;
 
         return colBg;


@@ -1533,7 +1589,7 @@ wxColour wxWindowBase::GetBackgroundColour() const
 wxColour wxWindowBase::GetForegroundColour() const
 {
     // logic is the same as above
 wxColour wxWindowBase::GetForegroundColour() const
 {
     // logic is the same as above

-    if ( !m_hasFgCol && !m_foregroundColour.Ok() )
+    if ( !m_hasFgCol && !m_foregroundColour.IsOk() )

     {
         wxColour colFg = GetDefaultAttributes().colFg;
 
     {
         wxColour colFg = GetDefaultAttributes().colFg;
 


@@ -1546,6 +1602,39 @@ wxColour wxWindowBase::GetForegroundColour() const
         return m_foregroundColour;
 }
 
         return m_foregroundColour;
 }
 

+bool wxWindowBase::SetBackgroundStyle(wxBackgroundStyle style)
+{
+    // The checks below shouldn't be triggered if we're not really changing the
+    // style.
+    if ( style == m_backgroundStyle )
+        return true;
+
+    // Transparent background style can be only set before creation because of
+    // wxGTK limitation.
+    wxCHECK_MSG( (style != wxBG_STYLE_TRANSPARENT) || !GetHandle(),
+                 false,
+                 "wxBG_STYLE_TRANSPARENT style can only be set before "
+                 "Create()-ing the window." );
+
+    // And once it is set, wxBG_STYLE_TRANSPARENT can't be unset.
+    wxCHECK_MSG( (m_backgroundStyle != wxBG_STYLE_TRANSPARENT) ||
+                 (style == wxBG_STYLE_TRANSPARENT),
+                 false,
+                 "wxBG_STYLE_TRANSPARENT can't be unset once it was set." );
+
+    m_backgroundStyle = style;
+
+    return true;
+}
+
+bool wxWindowBase::IsTransparentBackgroundSupported(wxString *reason) const
+{
+    if ( reason )
+        *reason = _("This platform does not support background transparency.");
+
+    return false;
+}
+

 bool wxWindowBase::SetBackgroundColour( const wxColour &colour )
 {
     if ( colour == m_backgroundColour )
 bool wxWindowBase::SetBackgroundColour( const wxColour &colour )
 {
     if ( colour == m_backgroundColour )


@@ -1555,7 +1644,7 @@ bool wxWindowBase::SetBackgroundColour( const wxColour &colour )
 
     m_inheritBgCol = m_hasBgCol;
     m_backgroundColour = colour;
 
     m_inheritBgCol = m_hasBgCol;
     m_backgroundColour = colour;

-    SetThemeEnabled( !m_hasBgCol && !m_foregroundColour.Ok() );
+    SetThemeEnabled( !m_hasBgCol && !m_foregroundColour.IsOk() );

     return true;
 }
 
     return true;
 }
 


@@ -1567,7 +1656,7 @@ bool wxWindowBase::SetForegroundColour( const wxColour &colour )
     m_hasFgCol = colour.IsOk();
     m_inheritFgCol = m_hasFgCol;
     m_foregroundColour = colour;
     m_hasFgCol = colour.IsOk();
     m_inheritFgCol = m_hasFgCol;
     m_foregroundColour = colour;

-    SetThemeEnabled( !m_hasFgCol && !m_backgroundColour.Ok() );
+    SetThemeEnabled( !m_hasFgCol && !m_backgroundColour.IsOk() );

     return true;
 }
 
     return true;
 }
 


@@ -1876,6 +1965,7 @@ wxWindowBase::FindWindowById( long id, const wxWindow* parent )
 // dialog oriented functions
 // ----------------------------------------------------------------------------
 
 // dialog oriented functions
 // ----------------------------------------------------------------------------
 

+#if WXWIN_COMPATIBILITY_2_8

 void wxWindowBase::MakeModal(bool modal)
 {
     // Disable all other windows
 void wxWindowBase::MakeModal(bool modal)
 {
     // Disable all other windows


@@ -1892,6 +1982,7 @@ void wxWindowBase::MakeModal(bool modal)
         }
     }
 }
         }
     }
 }

+#endif // WXWIN_COMPATIBILITY_2_8

 
 bool wxWindowBase::Validate()
 {
 
 bool wxWindowBase::Validate()
 {


@@ -2114,6 +2205,13 @@ void wxWindowBase::DoSetToolTip(wxToolTip *tooltip)
     }
 }
 
     }
 }
 

+bool wxWindowBase::CopyToolTip(wxToolTip *tip)
+{
+    SetToolTip(tip ? new wxToolTip(tip->GetTip()) : NULL);
+
+    return tip != NULL;
+}
+

 #endif // wxUSE_TOOLTIPS
 
 // ----------------------------------------------------------------------------
 #endif // wxUSE_TOOLTIPS
 
 // ----------------------------------------------------------------------------


@@ -2560,17 +2658,12 @@ void wxWindowBase::GetPositionConstraint(int *x, int *y) const
 
 void wxWindowBase::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags) const
 {
 
 void wxWindowBase::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags) const
 {

-    // don't do it for the dialogs/frames - they float independently of their
-    // parent
-    if ( !IsTopLevel() )
+    wxWindow *parent = GetParent();
+    if ( !(sizeFlags & wxSIZE_NO_ADJUSTMENTS) && parent )

     {
     {

-        wxWindow *parent = GetParent();
-        if ( !(sizeFlags & wxSIZE_NO_ADJUSTMENTS) && parent )
-        {
-            wxPoint pt(parent->GetClientAreaOrigin());
-            x += pt.x;
-            y += pt.y;
-        }
+        wxPoint pt(parent->GetClientAreaOrigin());
+        x += pt.x;
+        y += pt.y;

     }
 }
 
     }
 }
 


@@ -2644,7 +2737,7 @@ bool wxWindowBase::SendIdleEvents(wxIdleEvent& event)
 
 void wxWindowBase::OnInternalIdle()
 {
 
 void wxWindowBase::OnInternalIdle()
 {

-    if (wxUpdateUIEvent::CanUpdate(this) && IsShownOnScreen())
+    if ( wxUpdateUIEvent::CanUpdate(this) )

         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 }
 
         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 }
 


@@ -2663,6 +2756,8 @@ wxSize wxWindowBase::GetDlgUnitBase() const
 {
     const wxWindowBase * const parent = wxGetTopLevelParent((wxWindow*)this);
 
 {
     const wxWindowBase * const parent = wxGetTopLevelParent((wxWindow*)this);
 

+    wxCHECK_MSG( parent, wxDefaultSize, wxS("Must have TLW parent") );
+

     if ( !parent->m_font.IsOk() )
     {
         // Default GUI font is used. This is the most common case, so
     if ( !parent->m_font.IsOk() )
     {
         // Default GUI font is used. This is the most common case, so


@@ -3314,9 +3409,9 @@ void wxWindowBase::DoMoveInTabOrder(wxWindow *win, WindowOrder move)
 
 bool wxWindowBase::HasFocus() const
 {
 
 bool wxWindowBase::HasFocus() const
 {

-    wxWindowBase *win = DoFindFocus();
-    return win == this ||
-           win == wxConstCast(this, wxWindowBase)->GetMainWindowOfCompositeControl();
+    wxWindowBase* const win = DoFindFocus();
+    return win &&
+            (this == win || this == win->GetMainWindowOfCompositeControl());

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -3426,7 +3521,7 @@ wxAccStatus wxWindowAccessible::GetLocation(wxRect& rect, int elementId)
     if (win)
     {
         rect = win->GetRect();
     if (win)
     {
         rect = win->GetRect();

-        if (win->GetParent() && !win->IsKindOf(CLASSINFO(wxTopLevelWindow)))
+        if (win->GetParent() && !wxDynamicCast(win, wxTopLevelWindow))

             rect.SetPosition(win->GetParent()->ClientToScreen(rect.GetPosition()));
         return wxACC_OK;
     }
             rect.SetPosition(win->GetParent()->ClientToScreen(rect.GetPosition()));
         return wxACC_OK;
     }


@@ -3545,7 +3640,7 @@ wxAccStatus wxWindowAccessible::GetName(int childId, wxString* name)
     // accessible classes, one for each kind of wxWidgets
     // control or window.
 #if wxUSE_BUTTON
     // accessible classes, one for each kind of wxWidgets
     // control or window.
 #if wxUSE_BUTTON

-    if (GetWindow()->IsKindOf(CLASSINFO(wxButton)))
+    if (wxDynamicCast(GetWindow(), wxButton))

         title = ((wxButton*) GetWindow())->GetLabel();
     else
 #endif
         title = ((wxButton*) GetWindow())->GetLabel();
     else
 #endif


@@ -3704,14 +3799,14 @@ wxAccStatus wxWindowAccessible::GetRole(int childId, wxAccRole* role)
     if (childId > 0)
         return wxACC_NOT_IMPLEMENTED;
 
     if (childId > 0)
         return wxACC_NOT_IMPLEMENTED;
 

-    if (GetWindow()->IsKindOf(CLASSINFO(wxControl)))
+    if (wxDynamicCast(GetWindow(), wxControl))

         return wxACC_NOT_IMPLEMENTED;
 #if wxUSE_STATUSBAR
         return wxACC_NOT_IMPLEMENTED;
 #if wxUSE_STATUSBAR

-    if (GetWindow()->IsKindOf(CLASSINFO(wxStatusBar)))
+    if (wxDynamicCast(GetWindow(), wxStatusBar))

         return wxACC_NOT_IMPLEMENTED;
 #endif
 #if wxUSE_TOOLBAR
         return wxACC_NOT_IMPLEMENTED;
 #endif
 #if wxUSE_TOOLBAR

-    if (GetWindow()->IsKindOf(CLASSINFO(wxToolBar)))
+    if (wxDynamicCast(GetWindow(), wxToolBar))

         return wxACC_NOT_IMPLEMENTED;
 #endif
 
         return wxACC_NOT_IMPLEMENTED;
 #endif
 


@@ -3736,15 +3831,15 @@ wxAccStatus wxWindowAccessible::GetState(int childId, long* state)
     if (childId > 0)
         return wxACC_NOT_IMPLEMENTED;
 
     if (childId > 0)
         return wxACC_NOT_IMPLEMENTED;
 

-    if (GetWindow()->IsKindOf(CLASSINFO(wxControl)))
+    if (wxDynamicCast(GetWindow(), wxControl))

         return wxACC_NOT_IMPLEMENTED;
 
 #if wxUSE_STATUSBAR
         return wxACC_NOT_IMPLEMENTED;
 
 #if wxUSE_STATUSBAR

-    if (GetWindow()->IsKindOf(CLASSINFO(wxStatusBar)))
+    if (wxDynamicCast(GetWindow(), wxStatusBar))

         return wxACC_NOT_IMPLEMENTED;
 #endif
 #if wxUSE_TOOLBAR
         return wxACC_NOT_IMPLEMENTED;
 #endif
 #if wxUSE_TOOLBAR

-    if (GetWindow()->IsKindOf(CLASSINFO(wxToolBar)))
+    if (wxDynamicCast(GetWindow(), wxToolBar))

         return wxACC_NOT_IMPLEMENTED;
 #endif
 
         return wxACC_NOT_IMPLEMENTED;
 #endif