Use /bin/echo for creation of Mac OS X PkgInfo files.

[wxWidgets.git] / interface / wx / window.h

diff --git a/interface/wx/window.h b/interface/wx/window.h
index 4ac6a5b0a3b338183e15eb9e84597a02e5681d5d..524605b00411608811b084d2405475e8ea8e0712 100644 (file)
--- a/interface/wx/window.h
+++ b/interface/wx/window.h
@@ -3,7 +3,7 @@
 // Purpose:     interface of wxWindow
 // Author:      wxWidgets team
 // RCS-ID:      $Id$
 // Purpose:     interface of wxWindow
 // Author:      wxWidgets team
 // RCS-ID:      $Id$

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 
 /////////////////////////////////////////////////////////////////////////////
 
 


@@ -50,6 +50,28 @@ enum wxShowEffect
     wxSHOW_EFFECT_EXPAND
 };
 
     wxSHOW_EFFECT_EXPAND
 };
 

+
+
+/**
+    Struct containing all the visual attributes of a control.
+*/
+struct  wxVisualAttributes
+{
+    /// The font used for control label/text inside it.
+    wxFont font;
+
+    /// The foreground colour.
+    wxColour colFg;
+
+    /**
+        The background colour.
+
+        May be wxNullColour if the controls background colour is not solid.
+     */
+    wxColour colBg;
+};
+
+

 /**
     Different window variants, on platforms like eg mac uses different
     rendering sizes.
 /**
     Different window variants, on platforms like eg mac uses different
     rendering sizes.


@@ -218,9 +240,13 @@ enum wxWindowVariant
         See wxKeyEvent.
     @event{EVT_KEY_UP(func)}
         Process a @c wxEVT_KEY_UP event (any key has been released).
         See wxKeyEvent.
     @event{EVT_KEY_UP(func)}
         Process a @c wxEVT_KEY_UP event (any key has been released).

+        See wxKeyEvent.

     @event{EVT_CHAR(func)}
         Process a @c wxEVT_CHAR event.
         See wxKeyEvent.
     @event{EVT_CHAR(func)}
         Process a @c wxEVT_CHAR event.
         See wxKeyEvent.

+    @event{EVT_CHAR_HOOK(func)}
+        Process a @c wxEVT_CHAR_HOOK event.
+        See wxKeyEvent.

     @event{EVT_MOUSE_CAPTURE_LOST(func)}
         Process a @c wxEVT_MOUSE_CAPTURE_LOST event. See wxMouseCaptureLostEvent.
     @event{EVT_MOUSE_CAPTURE_CHANGED(func)}
     @event{EVT_MOUSE_CAPTURE_LOST(func)}
         Process a @c wxEVT_MOUSE_CAPTURE_LOST event. See wxMouseCaptureLostEvent.
     @event{EVT_MOUSE_CAPTURE_CHANGED(func)}


@@ -235,8 +261,6 @@ enum wxWindowVariant
         Process scroll events. See wxScrollWinEvent.
     @event{EVT_SET_CURSOR(func)}
         Process a @c wxEVT_SET_CURSOR event. See wxSetCursorEvent.
         Process scroll events. See wxScrollWinEvent.
     @event{EVT_SET_CURSOR(func)}
         Process a @c wxEVT_SET_CURSOR event. See wxSetCursorEvent.

-    @event{EVT_SHOW(func)}
-        Process a @c wxEVT_SHOW event. See wxShowEvent.

     @event{EVT_SIZE(func)}
         Process a @c wxEVT_SIZE event. See wxSizeEvent.
     @event{EVT_SYS_COLOUR_CHANGED(func)}
     @event{EVT_SIZE(func)}
         Process a @c wxEVT_SIZE event. See wxSizeEvent.
     @event{EVT_SYS_COLOUR_CHANGED(func)}


@@ -297,6 +321,13 @@ public:
     virtual ~wxWindow();
 
 
     virtual ~wxWindow();
 
 

+    bool Create(wxWindow *parent,
+                wxWindowID id,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = 0,
+                const wxString& name = wxPanelNameStr);
+

     /**
         @name Focus functions
 
     /**
         @name Focus functions
 


@@ -463,10 +494,13 @@ public:
     */
     wxWindow* GetPrevSibling() const;
     /**
     */
     wxWindow* GetPrevSibling() const;
     /**

-        Reparents the window, i.e the window will be removed from its
+        Reparents the window, i.e. the window will be removed from its

         current parent window (e.g. a non-standard toolbar in a wxFrame)
         and then re-inserted into another.
 
         current parent window (e.g. a non-standard toolbar in a wxFrame)
         and then re-inserted into another.
 

+        Notice that currently you need to explicitly call
+        wxNotebook::RemovePage() before reparenting a notebook page.
+

         @param newParent
             New parent.
     */
         @param newParent
             New parent.
     */


@@ -851,6 +885,11 @@ public:
     */
     virtual wxSize GetMinSize() const;
 
     */
     virtual wxSize GetMinSize() const;
 

+    int GetMinWidth() const;
+    int GetMinHeight() const;
+    int GetMaxWidth() const;
+    int GetMaxHeight() const;
+

     /**
         Returns the size of the entire window in pixels, including title bar, border,
         scrollbars, etc.
     /**
         Returns the size of the entire window in pixels, including title bar, border,
         scrollbars, etc.


@@ -896,12 +935,31 @@ public:
     */
     void GetVirtualSize(int* width, int* height) const;
 
     */
     void GetVirtualSize(int* width, int* height) const;
 

+    /**
+       Return the largest of ClientSize and BestSize (as determined
+       by a sizer, interior children, or other means)
+    */
+    virtual wxSize GetBestVirtualSize() const;
+

     /**
         Returns the size of the left/right and top/bottom borders of this window in x
         and y components of the result respectively.
     */
     virtual wxSize GetWindowBorderSize() const;
 
     /**
         Returns the size of the left/right and top/bottom borders of this window in x
         and y components of the result respectively.
     */
     virtual wxSize GetWindowBorderSize() const;
 

+    /**
+       wxSizer and friends use this to give a chance to a component to recalc
+       its min size once one of the final size components is known. Override
+       this function when that is useful (such as for wxStaticText which can
+       stretch over several lines). Parameter availableOtherDir
+       tells the item how much more space there is available in the opposite
+       direction (-1 if unknown).
+    */
+    virtual bool
+    InformFirstDirection(int direction,
+                         int size,
+                         int availableOtherDir);
+    

     /**
         Resets the cached best size value so it will be recalculated the next time it
         is needed.
     /**
         Resets the cached best size value so it will be recalculated the next time it
         is needed.


@@ -978,6 +1036,11 @@ public:
     */
     void SetClientSize(const wxSize& size);
 
     */
     void SetClientSize(const wxSize& size);
 

+    /**
+        @overload
+    */
+    void SetClientSize(const wxRect& rect);
+

     /**
         This normally does not need to be called by user code.
         It is called when a window is added to a sizer, and is used so the window
     /**
         This normally does not need to be called by user code.
         It is called when a window is added to a sizer, and is used so the window


@@ -1133,9 +1196,12 @@ public:
 
         @see wxTopLevelWindow::SetSizeHints, @ref overview_windowsizing
     */
 
         @see wxTopLevelWindow::SetSizeHints, @ref overview_windowsizing
     */

-    void SetSizeHints( const wxSize& minSize,
-                       const wxSize& maxSize=wxDefaultSize,
-                       const wxSize& incSize=wxDefaultSize);
+    virtual void SetSizeHints( const wxSize& minSize,
+                               const wxSize& maxSize=wxDefaultSize,
+                               const wxSize& incSize=wxDefaultSize);
+    virtual void SetSizeHints( int minW, int minH,
+                               int maxW = -1, int maxH = -1,
+                               int incW = -1, int incH = -1 );

 
     /**
         Sets the virtual size of the window in pixels.
 
     /**
         Sets the virtual size of the window in pixels.


@@ -1199,20 +1265,6 @@ public:
     */
     void CentreOnParent(int direction = wxBOTH);
 
     */
     void CentreOnParent(int direction = wxBOTH);
 

-    /**
-        Centres the window.
-
-        @param direction
-            Specifies the direction for the centring. May be wxHORIZONTAL,
-            wxVERTICAL or wxBOTH. It may also include the wxCENTRE_ON_SCREEN
-            flag.
-
-        @remarks This function is not meant to be called directly by user code,
-                 but via Centre, Center, CentreOnParent, or CenterOnParent.
-                 This function can be overriden to fine-tune centring behaviour.
-    */
-    virtual void DoCentre(int direction);
-

     /**
         This gets the position of the window in pixels, relative to the parent window
         for the child windows or relative to the display origin for the top level windows.
     /**
         This gets the position of the window in pixels, relative to the parent window
         for the child windows or relative to the display origin for the top level windows.


@@ -1274,6 +1326,20 @@ public:
     */
     wxRect GetScreenRect() const;
 
     */
     wxRect GetScreenRect() const;
 

+    /**
+       Get the origin of the client area of the window relative to the
+       window top left corner (the client area may be shifted because of
+       the borders, scrollbars, other decorations...)
+    */
+    virtual wxPoint GetClientAreaOrigin() const;
+
+    /**
+       Get the client rectangle in window (i.e. client) coordinates
+    */
+    wxRect GetClientRect() const;
+
+
+    

     /**
         Moves the window to the given position.
 
     /**
         Moves the window to the given position.
 


@@ -1312,6 +1378,8 @@ public:
     */
     void Move(const wxPoint& pt, int flags = wxSIZE_USE_EXISTING);
 
     */
     void Move(const wxPoint& pt, int flags = wxSIZE_USE_EXISTING);
 

+    void SetPosition(const wxPoint& pt);
+

     //@}
 
 
     //@}
 
 


@@ -1559,7 +1627,7 @@ public:
         @endWxPerlOnly
     */
     void GetTextExtent(const wxString& string,
         @endWxPerlOnly
     */
     void GetTextExtent(const wxString& string,

-                        int* w, int* h,
+                       int* w, int* h,

                        int* descent = NULL,
                        int* externalLeading = NULL,
                        const wxFont* font = NULL) const;
                        int* descent = NULL,
                        int* externalLeading = NULL,
                        const wxFont* font = NULL) const;


@@ -1578,6 +1646,11 @@ public:
     */
     const wxRegion& GetUpdateRegion() const;
 
     */
     const wxRegion& GetUpdateRegion() const;
 

+    /**
+       Get the update rectangle bounding box in client coords
+    */
+    wxRect GetUpdateClientRect() const;
+

     /**
         Returns @true if this window background is transparent (as, for example,
         for wxStaticText) and should show the parent window background.
     /**
         Returns @true if this window background is transparent (as, for example,
         for wxStaticText) and should show the parent window background.


@@ -1627,12 +1700,19 @@ public:
 
     /**
         Sets the background colour of the window.
 
     /**
         Sets the background colour of the window.

+
+        Notice that as with SetForegroundColour(), setting the background
+        colour of a native control may not affect the entire control and could
+        be not supported at all depending on the control and platform.
+

         Please see InheritAttributes() for explanation of the difference between
         this method and SetOwnBackgroundColour().
 
         @param colour
             The colour to be used as the background colour; pass
             wxNullColour to reset to the default colour.
         Please see InheritAttributes() for explanation of the difference between
         this method and SetOwnBackgroundColour().
 
         @param colour
             The colour to be used as the background colour; pass
             wxNullColour to reset to the default colour.

+            Note that you may want to use wxSystemSettings::GetColour() to retrieve
+            a suitable colour to use rather than setting an hard-coded one.

 
         @remarks The background colour is usually painted by the default
                  wxEraseEvent event handler function under Windows and
 
         @remarks The background colour is usually painted by the default
                  wxEraseEvent event handler function under Windows and


@@ -1650,39 +1730,85 @@ public:
 
         @see GetBackgroundColour(), SetForegroundColour(),
              GetForegroundColour(), ClearBackground(),
 
         @see GetBackgroundColour(), SetForegroundColour(),
              GetForegroundColour(), ClearBackground(),

-             Refresh(), wxEraseEvent
+             Refresh(), wxEraseEvent, wxSystemSettings

     */
     virtual bool SetBackgroundColour(const wxColour& colour);
 
     /**
         Sets the background style of the window.
 
     */
     virtual bool SetBackgroundColour(const wxColour& colour);
 
     /**
         Sets the background style of the window.
 

-        The default background style is wxBG_STYLE_ERASE which indicates that
-        the window background may be erased in EVT_ERASE_BACKGROUND handler.
+        The default background style is @c wxBG_STYLE_ERASE which indicates that
+        the window background may be erased in @c EVT_ERASE_BACKGROUND handler.

         This is a safe, compatibility default; however you may want to change it
         This is a safe, compatibility default; however you may want to change it

-        to wxBG_STYLE_SYSTEM if you don't define any erase background event
+        to @c wxBG_STYLE_SYSTEM if you don't define any erase background event

         handlers at all, to avoid unnecessary generation of erase background
         events and always let system erase the background. And you should
         handlers at all, to avoid unnecessary generation of erase background
         events and always let system erase the background. And you should

-        change the background style to wxBG_STYLE_PAINT if you define an
-        EVT_PAINT handler which completely overwrites the window background as
-        in this case erasing it previously, either in EVT_ERASE_BACKGROUND
+        change the background style to @c wxBG_STYLE_PAINT if you define an
+        @c EVT_PAINT handler which completely overwrites the window background as
+        in this case erasing it previously, either in @c EVT_ERASE_BACKGROUND

         handler or in the system default handler, would result in flicker as
         the background pixels will be repainted twice every time the window is
         redrawn. Do ensure that the background is entirely erased by your
         handler or in the system default handler, would result in flicker as
         the background pixels will be repainted twice every time the window is
         redrawn. Do ensure that the background is entirely erased by your

-        EVT_PAINT handler in this case however as otherwise garbage may be left
+        @c EVT_PAINT handler in this case however as otherwise garbage may be left

         on screen.
 
         Notice that in previous versions of wxWidgets a common way to work
         around the above mentioned flickering problem was to define an empty
         on screen.
 
         Notice that in previous versions of wxWidgets a common way to work
         around the above mentioned flickering problem was to define an empty

-        EVT_ERASE_BACKGROUND handler. Setting background style to
-        wxBG_STYLE_PAINT is a simpler and more efficient solution to the same
+        @c EVT_ERASE_BACKGROUND handler. Setting background style to
+        @c wxBG_STYLE_PAINT is a simpler and more efficient solution to the same

         problem.
 
         problem.
 

+
+        Under wxGTK and wxOSX, you can use ::wxBG_STYLE_TRANSPARENT to obtain
+        full transparency of the window background. Note that wxGTK supports
+        this only since GTK 2.12 with a compositing manager enabled, call
+        IsTransparentBackgroundSupported() to check whether this is the case.
+
+        Also, on order for @c SetBackgroundStyle(wxBG_STYLE_TRANSPARENT) to
+        work, it must be called before Create(). If you're using your own
+        wxWindow-derived class you should write your code in the following way:
+        @code
+            class MyWidget : public wxWindow
+            {
+            public:
+                MyWidget(wxWindow* parent, ...)
+                    : wxWindow() // Use default ctor here!
+                {
+                    // Do this first:
+                    SetBackgroundStyle(wxBG_STYLE_TRANSPARENT);
+
+                    // And really create the window afterwards:
+                    Create(parent, ...);
+                }
+            };
+        @endcode
+

         @see SetBackgroundColour(), GetForegroundColour(),
         @see SetBackgroundColour(), GetForegroundColour(),

-             SetTransparent()
+             SetTransparent(), IsTransparentBackgroundSupported()

     */
     virtual bool SetBackgroundStyle(wxBackgroundStyle style);
 
     */
     virtual bool SetBackgroundStyle(wxBackgroundStyle style);
 

+    /**
+        Checks whether using transparent background might work.
+
+        If this function returns @false, calling SetBackgroundStyle() with
+        ::wxBG_STYLE_TRANSPARENT is not going to work. If it returns @true,
+        setting transparent style should normally succeed.
+
+        Notice that this function would typically be called on the parent of a
+        window you want to set transparent background style for as the window
+        for which this method is called must be fully created.
+
+        @param reason
+            If not @NULL, a reason message is provided if transparency is not
+            supported.
+
+        @return @true if background transparency is supported.
+
+        @since 2.9.4
+    */
+    virtual bool IsTransparentBackgroundSupported(wxString *reason = NULL) const;
+

     /**
         Sets the font for this window. This function should not be called for the
         parent window if you don't want its font to be inherited by its children,
     /**
         Sets the font for this window. This function should not be called for the
         parent window if you don't want its font to be inherited by its children,


@@ -1708,6 +1834,13 @@ public:
 
     /**
         Sets the foreground colour of the window.
 
     /**
         Sets the foreground colour of the window.

+
+        The meaning of foreground colour varies according to the window class;
+        it may be the text colour or other colour, or it may not be used at
+        all. Additionally, not all native controls support changing their
+        foreground colour so this method may change their colour only partially
+        or even not at all.
+

         Please see InheritAttributes() for explanation of the difference between
         this method and SetOwnForegroundColour().
 
         Please see InheritAttributes() for explanation of the difference between
         this method and SetOwnForegroundColour().
 


@@ -1715,9 +1848,6 @@ public:
             The colour to be used as the foreground colour; pass
             wxNullColour to reset to the default colour.
 
             The colour to be used as the foreground colour; pass
             wxNullColour to reset to the default colour.
 

-        @remarks The meaning of foreground colour varies according to the window class;
-                 it may be the text colour or other colour, or it may not be used at all.
-

         @return @true if the colour was really changed, @false if it was already set
                 to this colour and nothing was done.
 
         @return @true if the colour was really changed, @false if it was already set
                 to this colour and nothing was done.
 


@@ -1777,6 +1907,10 @@ public:
     */
     virtual void SetThemeEnabled(bool enable);
 
     */
     virtual void SetThemeEnabled(bool enable);
 

+    /**
+     */
+    virtual bool GetThemeEnabled() const;
+

     /**
         Returns @true if the system supports transparent windows and calling
         SetTransparent() may succeed. If this function returns @false, transparent
     /**
         Returns @true if the system supports transparent windows and calling
         SetTransparent() may succeed. If this function returns @false, transparent


@@ -2010,7 +2144,7 @@ public:
 
     /**
         Sets the style of the window. Please note that some styles cannot be changed
 
     /**
         Sets the style of the window. Please note that some styles cannot be changed

-        after the window creation and that Refresh() might need to be be called
+        after the window creation and that Refresh() might need to be called

         after changing the others for the change to take place immediately.
 
         See @ref overview_windowstyles "Window styles" for more information about flags.
         after changing the others for the change to take place immediately.
 
         See @ref overview_windowstyles "Window styles" for more information about flags.


@@ -2088,13 +2222,13 @@ public:
                  control. See also wxNavigationKeyEvent and
                  HandleAsNavigationKey.
     */
                  control. See also wxNavigationKeyEvent and
                  HandleAsNavigationKey.
     */

-    bool Navigate(int flags = IsForward);
+    bool Navigate(int flags = wxNavigationKeyEvent::IsForward);

 
     /**
         Performs a keyboard navigation action inside this window.
         See Navigate() for more information.
     */
 
     /**
         Performs a keyboard navigation action inside this window.
         See Navigate() for more information.
     */

-    bool NavigateIn(int flags = IsForward);
+    bool NavigateIn(int flags = wxNavigationKeyEvent::IsForward);

 
     //@}
 
 
     //@}
 


@@ -2233,6 +2367,11 @@ public:
         for a top level window if you want to bring it to top, although this is not
         needed if Show() is called immediately after the frame creation.
 
         for a top level window if you want to bring it to top, although this is not
         needed if Show() is called immediately after the frame creation.
 

+        Notice that the default state of newly created top level windows is hidden
+        (to allow you to create their contents without flicker) unlike for
+        all the other, not derived from wxTopLevelWindow, windows that
+        are by default created in the shown state.
+

         @param show
             If @true displays the window. Otherwise, hides it.
 
         @param show
             If @true displays the window. Otherwise, hides it.
 


@@ -2329,7 +2468,7 @@ public:
 
         @see GetToolTip(), wxToolTip
     */
 
         @see GetToolTip(), wxToolTip
     */

-    void SetToolTip(const wxString& tip);
+    void SetToolTip(const wxString& tipString);

 
     /**
         @overload
 
     /**
         @overload


@@ -2370,6 +2509,10 @@ public:
         The parameter @a menu is the menu to show.
         The parameter @a pos (or the parameters @a x and @a y) is the
         position at which to show the menu in client coordinates.
         The parameter @a menu is the menu to show.
         The parameter @a pos (or the parameters @a x and @a y) is the
         position at which to show the menu in client coordinates.

+        It is recommended to not explicitly specify coordinates when
+        calling this method in response to mouse click, because some of
+        the ports (namely, wxGTK) can do a better job of positioning
+        the menu in that case.

 
         @return
              The selected menu item id or @c wxID_NONE if none selected or an
 
         @return
              The selected menu item id or @c wxID_NONE if none selected or an


@@ -2377,7 +2520,8 @@ public:
 
         @since 2.9.0
     */
 
         @since 2.9.0
     */

-    int GetPopupMenuSelectionFromUser(wxMenu& menu, const wxPoint& pos);
+    int GetPopupMenuSelectionFromUser(wxMenu& menu,
+                                      const wxPoint& pos = wxDefaultPosition);

 
     /**
         @overload
 
     /**
         @overload


@@ -2704,7 +2848,7 @@ public:
 
 
     /**
 
 
     /**

-        @name Constraints, sizers and window layouting functions
+        @name Constraints, sizers and window layout functions

     */
     //@{
 
     */
     //@{
 


@@ -2747,7 +2891,7 @@ public:
         This method calls SetSizer() and then wxSizer::SetSizeHints which sets the initial
         window size to the size needed to accommodate all sizer elements and sets the
         size hints which, if this window is a top level one, prevent the user from
         This method calls SetSizer() and then wxSizer::SetSizeHints which sets the initial
         window size to the size needed to accommodate all sizer elements and sets the
         size hints which, if this window is a top level one, prevent the user from

-        resizing it to be less than this minimial size.
+        resizing it to be less than this minimal size.

     */
     void SetSizerAndFit(wxSizer* sizer, bool deleteOld = true);
 
     */
     void SetSizerAndFit(wxSizer* sizer, bool deleteOld = true);
 


@@ -2774,7 +2918,6 @@ public:
     */
     void SetConstraints(wxLayoutConstraints* constraints);
 
     */
     void SetConstraints(wxLayoutConstraints* constraints);
 

-

     /**
         Invokes the constraint-based layout algorithm or the sizer-based algorithm
         for this window.
     /**
         Invokes the constraint-based layout algorithm or the sizer-based algorithm
         for this window.


@@ -2804,6 +2947,8 @@ public:
     */
     void SetAutoLayout(bool autoLayout);
 
     */
     void SetAutoLayout(bool autoLayout);
 

+    bool GetAutoLayout() const;
+

     //@}
 
 
     //@}
 
 


@@ -2903,6 +3048,22 @@ public:
     */
     //@{
 
     */
     //@{
 

+    wxHitTest HitTest(wxCoord x, wxCoord y) const;
+    wxHitTest HitTest(const wxPoint& pt) const;
+
+    /**
+       Get the window border style from the given flags: this is different from
+       simply doing flags & wxBORDER_MASK because it uses GetDefaultBorder() to
+       translate wxBORDER_DEFAULT to something reasonable
+    */
+    wxBorder GetBorder(long flags) const;
+
+    /**
+       Get border for the flags of this window
+    */
+    wxBorder GetBorder() const;
+
+    

     /**
         Does the window-specific updating after processing the update event.
         This function is called by UpdateWindowUI() in order to check return
     /**
         Does the window-specific updating after processing the update event.
         This function is called by UpdateWindowUI() in order to check return


@@ -2930,7 +3091,7 @@ public:
     /**
         Returns the platform-specific handle of the physical window.
         Cast it to an appropriate handle, such as @b HWND for Windows,
     /**
         Returns the platform-specific handle of the physical window.
         Cast it to an appropriate handle, such as @b HWND for Windows,

-        @b Widget for Motif, @b GtkWidget for GTK or @b WinHandle for PalmOS.
+        @b Widget for Motif or @b GtkWidget for GTK.

 
         @beginWxPerlOnly
         This method will return an integer in wxPerl.
 
         @beginWxPerlOnly
         This method will return an integer in wxPerl.


@@ -2987,6 +3148,8 @@ public:
     */
     virtual bool IsDoubleBuffered() const;
 
     */
     virtual bool IsDoubleBuffered() const;
 

+    void SetDoubleBuffered(bool on);
+

     /**
         Returns @true if the window is retained, @false otherwise.
 
     /**
         Returns @true if the window is retained, @false otherwise.
 


@@ -3020,6 +3183,7 @@ public:
     */
     virtual void MakeModal(bool modal = true);
 
     */
     virtual void MakeModal(bool modal = true);
 

+    

     /**
         This virtual function is normally only used internally, but
         sometimes an application may need it to implement functionality
     /**
         This virtual function is normally only used internally, but
         sometimes an application may need it to implement functionality


@@ -3172,6 +3336,8 @@ public:
         The search is recursive in both cases.
 
         @see FindWindow()
         The search is recursive in both cases.
 
         @see FindWindow()

+
+        @return Window with the given @a id or @NULL if not found.

     */
     static wxWindow* FindWindowById(long id, const wxWindow* parent = 0);
 
     */
     static wxWindow* FindWindowById(long id, const wxWindow* parent = 0);
 


@@ -3185,6 +3351,8 @@ public:
         The search is recursive in both cases.
 
         @see FindWindow()
         The search is recursive in both cases.
 
         @see FindWindow()

+
+        @return Window with the given @a label or @NULL if not found.

     */
     static wxWindow* FindWindowByLabel(const wxString& label,
                                        const wxWindow* parent = 0);
     */
     static wxWindow* FindWindowByLabel(const wxString& label,
                                        const wxWindow* parent = 0);


@@ -3201,6 +3369,8 @@ public:
         FindWindowByLabel() is called.
 
         @see FindWindow()
         FindWindowByLabel() is called.
 
         @see FindWindow()

+
+        @return Window with the given @a name or @NULL if not found.

     */
     static wxWindow* FindWindowByName(const wxString& name,
                                       const wxWindow* parent = 0);
     */
     static wxWindow* FindWindowByName(const wxString& name,
                                       const wxWindow* parent = 0);


@@ -3250,6 +3420,20 @@ public:
 
 protected:
 
 
 protected:
 

+    /**
+        Centres the window.
+
+        @param direction
+            Specifies the direction for the centring. May be wxHORIZONTAL,
+            wxVERTICAL or wxBOTH. It may also include the wxCENTRE_ON_SCREEN
+            flag.
+
+        @remarks This function is not meant to be called directly by user code,
+                 but via Centre, Center, CentreOnParent, or CenterOnParent.
+                 This function can be overridden to fine-tune centring behaviour.
+    */
+    virtual void DoCentre(int direction);
+

     /**
         Gets the size which best suits the window: for a control, it would be
         the minimal size which doesn't truncate the control, for a panel - the
     /**
         Gets the size which best suits the window: for a control, it would be
         the minimal size which doesn't truncate the control, for a panel - the