// Name: wx/window.h
// Purpose: wxWindowBase class - the interface of wxWindow
// Author: Vadim Zeitlin
-// Modified by:
+// Modified by: Ron Lee
// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) wxWindows team
+// Copyright: (c) Vadim Zeitlin
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_WINDOW_H_BASE_
#define _WX_WINDOW_H_BASE_
-#ifdef __GNUG__
- #pragma interface "windowbase.h"
-#endif
-
// ----------------------------------------------------------------------------
// headers which we must include here
// ----------------------------------------------------------------------------
#include "wx/validate.h" // for wxDefaultValidator (always include it)
#if wxUSE_PALETTE
- #include "wx/dcclient.h"
- #include "wx/palette.h"
+ #include "wx/palette.h"
#endif // wxUSE_PALETTE
#if wxUSE_ACCEL
#include "wx/accel.h"
#endif // wxUSE_ACCEL
+#if wxUSE_ACCESSIBILITY
+#include "wx/access.h"
+#endif
+
// when building wxUniv/Foo we don't want the code for native menu use to be
// compiled in - it should only be used when building real wxFoo
#ifdef __WXUNIVERSAL__
#define wxUSE_MENUS_NATIVE 0
-#else // __WXMSW__
+#else // !__WXUNIVERSAL__
#define wxUSE_MENUS_NATIVE wxUSE_MENUS
-#endif // __WXUNIVERSAL__/__WXMSW__
+#endif // __WXUNIVERSAL__/!__WXUNIVERSAL__
// ----------------------------------------------------------------------------
// forward declarations
class WXDLLEXPORT wxWindowBase;
class WXDLLEXPORT wxWindow;
+#if wxUSE_ACCESSIBILITY
+class WXDLLEXPORT wxAccessible;
+#endif
+
+// ----------------------------------------------------------------------------
+// helper stuff used by wxWindow
+// ----------------------------------------------------------------------------
+
+// struct containing all the visual attributes of a control
+struct WXDLLEXPORT 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
+enum wxWindowVariant
+{
+ wxWINDOW_VARIANT_NORMAL, // Normal size
+ wxWINDOW_VARIANT_SMALL, // Smaller size (about 25 % smaller than normal)
+ wxWINDOW_VARIANT_MINI, // Mini size (about 33 % smaller than normal)
+ wxWINDOW_VARIANT_LARGE, // Large size (about 25 % larger than normal)
+ wxWINDOW_VARIANT_MAX
+};
+
+#if wxUSE_SYSTEM_OPTIONS
+ #define wxWINDOW_DEFAULT_VARIANT wxT("window-default-variant")
+#endif
+
// ----------------------------------------------------------------------------
// (pseudo)template list classes
// ----------------------------------------------------------------------------
// global variables
// ----------------------------------------------------------------------------
-WXDLLEXPORT_DATA(extern wxWindowList) wxTopLevelWindows;
+extern WXDLLEXPORT_DATA(wxWindowList) wxTopLevelWindows;
// ----------------------------------------------------------------------------
// wxWindowBase is the base class for all GUI controls/widgets, this is the public
// creating the window
// -------------------
- // default ctor
- wxWindowBase() { InitBase(); }
+ // default ctor, initializes everything which can be initialized before
+ // Create()
+ wxWindowBase() ;
// pseudo ctor (can't be virtual, called from ctor)
bool CreateBase(wxWindowBase *parent,
- wxWindowID id,
+ wxWindowID winid,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = 0,
virtual ~wxWindowBase();
-#if wxUSE_WX_RESOURCES
- // these functions are implemented in resource.cpp and resourc2.cpp
- virtual bool LoadFromResource(wxWindow *parent,
- const wxString& resourceName,
- const wxResourceTable *table = (const wxResourceTable *) NULL);
- virtual wxControl *CreateItem(const wxItemResource* childResource,
- const wxItemResource* parentResource,
- const wxResourceTable *table = (const wxResourceTable *) NULL);
-#endif // wxUSE_WX_RESOURCES
-
// deleting the window
// -------------------
- // ask the window to close itself, return TRUE if the event handler
+ // ask the window to close itself, return true if the event handler
// honoured our request
- bool Close( bool force = FALSE );
+ bool Close( bool force = false );
// the following functions delete the C++ objects (the window itself
// or its children) as well as the GUI windows and normally should
// never be used directly
- // delete window unconditionally (dangerous!), returns TRUE if ok
+ // delete window unconditionally (dangerous!), returns true if ok
virtual bool Destroy();
- // delete all children of this window, returns TRUE if ok
+ // delete all children of this window, returns true if ok
bool DestroyChildren();
// is the window being deleted?
// window attributes
// -----------------
- // NB: in future versions of wxWindows Set/GetTitle() will only work
- // with the top level windows (such as dialogs and frames) and
- // Set/GetLabel() only with the other ones (i.e. all controls).
-
- // the title (or label, see below) of the window: the text which the
- // window shows
- virtual void SetTitle( const wxString& WXUNUSED(title) ) {}
- virtual wxString GetTitle() const { return wxEmptyString; }
-
// label is just the same as the title (but for, e.g., buttons it
- // makes more sense to speak about labels)
- virtual void SetLabel(const wxString& label) { SetTitle(label); }
- virtual wxString GetLabel() const { return GetTitle(); }
+ // makes more sense to speak about labels), title access
+ // is available from wxTLW classes only (frames, dialogs)
+ virtual void SetLabel(const wxString& label) = 0;
+ virtual wxString GetLabel() const = 0;
// the window name is used for ressource setting in X, it is not the
// same as the window title/label
virtual void SetName( const wxString &name ) { m_windowName = name; }
virtual wxString GetName() const { return m_windowName; }
+ // sets the window variant, calls internally DoSetVariant if variant has changed
+ void SetWindowVariant( wxWindowVariant variant ) ;
+ wxWindowVariant GetWindowVariant() const { return m_windowVariant ; }
+
+
// window id uniquely identifies the window among its siblings unless
- // it is -1 which means "don't care"
- void SetId( wxWindowID id ) { m_windowId = id; }
+ // it is wxID_ANY which means "don't care"
+ void SetId( wxWindowID winid ) { m_windowId = winid; }
wxWindowID GetId() const { return m_windowId; }
// generate a control id for the controls which were not given one by
static int NewControlId() { return --ms_lastControlId; }
// get the id of the control following the one with the given
// (autogenerated) id
- static int NextControlId(int id) { return id - 1; }
+ static int NextControlId(int winid) { return winid - 1; }
// get the id of the control preceding the one with the given
// (autogenerated) id
- static int PrevControlId(int id) { return id + 1; }
+ static int PrevControlId(int winid) { return winid + 1; }
// moving/resizing
// ---------------
{ DoSetSize(x, y, width, height, sizeFlags); }
void SetSize( int width, int height )
- { DoSetSize( -1, -1, width, height, wxSIZE_USE_EXISTING ); }
+ { DoSetSize( wxDefaultCoord, wxDefaultCoord, width, height, wxSIZE_USE_EXISTING ); }
void SetSize( const wxSize& size )
{ SetSize( size.x, size.y); }
{ DoSetSize(rect.x, rect.y, rect.width, rect.height, sizeFlags); }
void Move(int x, int y, int flags = wxSIZE_USE_EXISTING)
- { DoSetSize(x, y, -1, -1, flags); }
+ { DoSetSize(x, y, wxDefaultCoord, wxDefaultCoord, flags); }
void Move(const wxPoint& pt, int flags = wxSIZE_USE_EXISTING)
{ Move(pt.x, pt.y, flags); }
+ void SetPosition(const wxPoint& pt) { Move(pt); }
+
// Z-order
virtual void Raise() = 0;
virtual void Lower() = 0;
void SetClientSize(const wxRect& rect)
{ SetClientSize( rect.width, rect.height ); }
- // get the window position and/or size (pointers may be NULL)
+ // get the window position (pointers may be NULL): notice that it is in
+ // client coordinates for child windows and screen coordinates for the
+ // top level ones, use GetScreenPosition() if you need screen
+ // coordinates for all kinds of windows
void GetPosition( int *x, int *y ) const { DoGetPosition(x, y); }
wxPoint GetPosition() const
{
- int w, h;
- DoGetPosition(&w, &h);
+ int x, y;
+ DoGetPosition(&x, &y);
- return wxPoint(w, h);
+ return wxPoint(x, y);
}
+ // get the window position in screen coordinates
+ void GetScreenPosition(int *x, int *y) const { DoGetScreenPosition(x, y); }
+ wxPoint GetScreenPosition() const
+ {
+ int x, y;
+ DoGetScreenPosition(&x, &y);
+
+ return wxPoint(x, y);
+ }
+
+ // get the window size (pointers may be NULL)
void GetSize( int *w, int *h ) const { DoGetSize(w, h); }
wxSize GetSize() const
{
return wxSize(w, h);
}
+ void GetClientSize( int *w, int *h ) const { DoGetClientSize(w, h); }
+ wxSize GetClientSize() const
+ {
+ int w, h;
+ DoGetClientSize(&w, &h);
+
+ return wxSize(w, h);
+ }
+
+ // get the position and size at once
wxRect GetRect() const
{
int x, y, w, h;
- GetPosition(& x, & y);
- GetSize(& w, & h);
+ GetPosition(&x, &y);
+ GetSize(&w, &h);
return wxRect(x, y, w, h);
}
- void GetClientSize( int *w, int *h ) const { DoGetClientSize(w, h); }
- wxSize GetClientSize() const
+ wxRect GetScreenRect() const
{
- int w, h;
- DoGetClientSize(& w, & h);
+ int x, y, w, h;
+ GetScreenPosition(&x, &y);
+ GetSize(&w, &h);
- return wxSize(w, h);
+ return wxRect(x, y, w, h);
}
// get the origin of the client area of the window relative to the
}
// get the size best suited for the window (in fact, minimal
- // acceptable size using which it will still look "nice")
- wxSize GetBestSize() const { return DoGetBestSize(); }
+ // acceptable size using which it will still look "nice" in
+ // most situations)
+ wxSize GetBestSize() const
+ {
+ if (m_bestSizeCache.IsFullySpecified())
+ return m_bestSizeCache;
+ return DoGetBestSize();
+ }
void GetBestSize(int *w, int *h) const
{
- wxSize s = DoGetBestSize();
+ wxSize s = GetBestSize();
if ( w )
*w = s.x;
if ( h )
*h = s.y;
}
- // the generic centre function - centers the window on parent by
+ // reset the cached best size value so it will be recalculated the
+ // next time it is needed.
+ void InvalidateBestSize();
+ void CacheBestSize(const wxSize& size) const
+ { wxConstCast(this, wxWindowBase)->m_bestSizeCache = size; }
+
+ // There are times (and windows) where 'Best' size and 'Min' size
+ // are vastly out of sync. This should be remedied somehow, but in
+ // the meantime, this method will return the larger of BestSize
+ // (the window's smallest legible size), and any user specified
+ // MinSize hint.
+ wxSize GetAdjustedBestSize() const
+ {
+ wxSize s( GetBestSize() );
+ return wxSize( wxMax( s.x, GetMinWidth() ), wxMax( s.y, GetMinHeight() ) );
+ }
+
+ // This function will merge the window's best size into the window's
+ // minimum size, giving priority to the min size components, and
+ // returns the results.
+ wxSize GetBestFittingSize() const;
+
+ // A 'Smart' SetSize that will fill in default size values with 'best'
+ // size. Sets the minsize to what was passed in.
+ void SetBestFittingSize(const wxSize& size=wxDefaultSize);
+
+ // the generic centre function - centers the window on parent by`
// default or on screen if it doesn't have parent or
// wxCENTER_ON_SCREEN flag is given
- void Centre( int direction = wxBOTH );
- void Center( int direction = wxBOTH ) { Centre(direction); }
-
- // centre on screen (only works for top level windows)
- void CentreOnScreen(int dir = wxBOTH) { Centre(dir | wxCENTER_ON_SCREEN); }
- void CenterOnScreen(int dir = wxBOTH) { CentreOnScreen(dir); }
+ void Centre(int dir = wxBOTH) { DoCentre(dir); }
+ void Center(int dir = wxBOTH) { DoCentre(dir); }
// centre with respect to the the parent window
- void CentreOnParent(int dir = wxBOTH) { Centre(dir | wxCENTER_FRAME); }
+ void CentreOnParent(int dir = wxBOTH) { DoCentre(dir); }
void CenterOnParent(int dir = wxBOTH) { CentreOnParent(dir); }
// set window size to wrap around its children
virtual void Fit();
+ // set virtual size to satisfy children
+ virtual void FitInside();
+
// set min/max size of the window
virtual void SetSizeHints( int minW, int minH,
- int maxW = -1, int maxH = -1,
- int incW = -1, int incH = -1 );
+ int maxW = wxDefaultCoord, int maxH = wxDefaultCoord,
+ int incW = wxDefaultCoord, int incH = wxDefaultCoord )
+ {
+ DoSetSizeHints(minW, minH, maxW, maxH, incW, incH);
+ }
+
+ void SetSizeHints( const wxSize& minSize,
+ const wxSize& maxSize=wxDefaultSize,
+ const wxSize& incSize=wxDefaultSize)
+ {
+ DoSetSizeHints(minSize.x, minSize.y,
+ maxSize.x, maxSize.y,
+ incSize.x, incSize.y);
+ }
+
+ virtual void DoSetSizeHints(int minW, int minH,
+ int maxW = wxDefaultCoord, int maxH = wxDefaultCoord,
+ int incW = wxDefaultCoord, int incH = wxDefaultCoord );
+
+ virtual void SetVirtualSizeHints( int minW, int minH,
+ int maxW = wxDefaultCoord, int maxH = wxDefaultCoord );
+ void SetVirtualSizeHints( const wxSize& minSize,
+ const wxSize& maxSize=wxDefaultSize)
+ {
+ SetVirtualSizeHints(minSize.x, minSize.y, maxSize.x, maxSize.y);
+ }
virtual int GetMinWidth() const { return m_minWidth; }
virtual int GetMinHeight() const { return m_minHeight; }
int GetMaxWidth() const { return m_maxWidth; }
int GetMaxHeight() const { return m_maxHeight; }
+ // Override this method to control the values given to Sizers etc.
+ virtual wxSize GetMaxSize() const { return wxSize( m_maxWidth, m_maxHeight ); }
+ virtual wxSize GetMinSize() const { return wxSize( m_minWidth, m_minHeight ); }
+
+ void SetMinSize(const wxSize& minSize) { SetSizeHints(minSize); }
+ void SetMaxSize(const wxSize& maxSize) { SetSizeHints(GetMinSize(), maxSize); }
+
+ // Methods for accessing the virtual size of a window. For most
+ // windows this is just the client area of the window, but for
+ // some like scrolled windows it is more or less independent of
+ // the screen window size. You may override the DoXXXVirtual
+ // methods below for classes where that is is the case.
+
+ void SetVirtualSize( const wxSize &size ) { DoSetVirtualSize( size.x, size.y ); }
+ void SetVirtualSize( int x, int y ) { DoSetVirtualSize( x, y ); }
+
+ wxSize GetVirtualSize() const { return DoGetVirtualSize(); }
+ void GetVirtualSize( int *x, int *y ) const
+ {
+ wxSize s( DoGetVirtualSize() );
+
+ if( x )
+ *x = s.GetWidth();
+ if( y )
+ *y = s.GetHeight();
+ }
+
+ // Override these methods for windows that have a virtual size
+ // independent of their client size. eg. the virtual area of a
+ // wxScrolledWindow.
+
+ virtual void DoSetVirtualSize( int x, int y );
+ virtual wxSize DoGetVirtualSize() const;
+
+ // Return the largest of ClientSize and BestSize (as determined
+ // by a sizer, interior children, or other means)
+
+ virtual wxSize GetBestVirtualSize() const
+ {
+ wxSize client( GetClientSize() );
+ wxSize best( GetBestSize() );
+
+ return wxSize( wxMax( client.x, best.x ), wxMax( client.y, best.y ) );
+ }
+
// window state
// ------------
- // returns TRUE if window was shown/hidden, FALSE if the nothing was
+ // returns true if window was shown/hidden, false if the nothing was
// done (window was already shown/hidden)
- virtual bool Show( bool show = TRUE );
- bool Hide() { return Show(FALSE); }
+ virtual bool Show( bool show = true );
+ bool Hide() { return Show(false); }
- // returns TRUE if window was enabled/disabled, FALSE if nothing done
- virtual bool Enable( bool enable = TRUE );
- bool Disable() { return Enable(FALSE); }
+ // returns true if window was enabled/disabled, false if nothing done
+ virtual bool Enable( bool enable = true );
+ bool Disable() { return Enable(false); }
- bool IsShown() const { return m_isShown; }
- bool IsEnabled() const { return m_isEnabled; }
+ virtual bool IsShown() const { return m_isShown; }
+ virtual bool IsEnabled() const { return m_isEnabled; }
// get/set window style (setting style won't update the window and so
// is only useful for internal usage)
// extra style: the less often used style bits which can't be set with
// SetWindowStyleFlag()
- void SetExtraStyle(long exStyle) { m_exStyle = exStyle; }
+ virtual void SetExtraStyle(long exStyle) { m_exStyle = exStyle; }
long GetExtraStyle() const { return m_exStyle; }
// make the window modal (all other windows unresponsive)
- virtual void MakeModal(bool modal = TRUE);
+ virtual void MakeModal(bool modal = true);
+
+
+ // (primitive) theming support
+ // ---------------------------
virtual void SetThemeEnabled(bool enableTheme) { m_themeEnabled = enableTheme; }
virtual bool GetThemeEnabled() const { return m_themeEnabled; }
+
// focus and keyboard handling
// ---------------------------
// set focus to this window
virtual void SetFocus() = 0;
+ // set focus to this window as the result of a keyboard action
+ virtual void SetFocusFromKbd() { SetFocus(); }
+
// return the window which currently has the focus or NULL
- static wxWindow *FindFocus() /* = 0: implement in derived classes */;
+ static wxWindow *FindFocus();
+
+ static wxWindow *DoFindFocus() /* = 0: implement in derived classes */;
// can this window have focus?
virtual bool AcceptsFocus() const { return IsShown() && IsEnabled(); }
virtual wxWindow *SetDefaultItem(wxWindow * WXUNUSED(child))
{ return NULL; }
+ // set this child as temporary default
+ virtual void SetTmpDefaultItem(wxWindow * WXUNUSED(win)) { }
+
+ // navigates in the specified direction by sending a wxNavigationKeyEvent
+ virtual bool Navigate(int flags = wxNavigationKeyEvent::IsForward);
+
+ // move this window just before/after the specified one in tab order
+ // (the other window must be our sibling!)
+ void MoveBeforeInTabOrder(wxWindow *win)
+ { DoMoveInTabOrder(win, MoveBefore); }
+ void MoveAfterInTabOrder(wxWindow *win)
+ { DoMoveInTabOrder(win, MoveAfter); }
+
+
// parent/children relations
// -------------------------
const wxWindowList& GetChildren() const { return m_children; }
wxWindowList& GetChildren() { return m_children; }
+ // needed just for extended runtime
+ const wxWindowList& GetWindowChildren() const { return GetChildren() ; }
+
// get the parent or the parent of the parent
wxWindow *GetParent() const { return m_parent; }
inline wxWindow *GetGrandParent() const;
// is this window a top level one?
virtual bool IsTopLevel() const;
- // it doesn't really change parent, use ReParent() instead
+ // it doesn't really change parent, use Reparent() instead
void SetParent( wxWindowBase *parent ) { m_parent = (wxWindow *)parent; }
- // change the real parent of this window, return TRUE if the parent
- // was changed, FALSE otherwise (error or newParent == oldParent)
+ // change the real parent of this window, return true if the parent
+ // was changed, false otherwise (error or newParent == oldParent)
virtual bool Reparent( wxWindowBase *newParent );
- // find window among the descendants of this one either by id or by
- // name (return NULL if not found)
- wxWindow *FindWindow( long id );
- wxWindow *FindWindow( const wxString& name );
-
// implementation mostly
virtual void AddChild( wxWindowBase *child );
virtual void RemoveChild( wxWindowBase *child );
+ // looking for windows
+ // -------------------
+
+ // find window among the descendants of this one either by id or by
+ // name (return NULL if not found)
+ wxWindow *FindWindow(long winid) const;
+ wxWindow *FindWindow(const wxString& name) const;
+
+ // Find a window among any window (all return NULL if not found)
+ static wxWindow *FindWindowById( long winid, const wxWindow *parent = NULL );
+ static wxWindow *FindWindowByName( const wxString& name,
+ const wxWindow *parent = NULL );
+ static wxWindow *FindWindowByLabel( const wxString& label,
+ const wxWindow *parent = NULL );
+
// event handler stuff
// -------------------
// push/pop event handler: allows to chain a custom event handler to
// alreasy existing ones
void PushEventHandler( wxEvtHandler *handler );
- wxEvtHandler *PopEventHandler( bool deleteHandler = FALSE );
+ wxEvtHandler *PopEventHandler( bool deleteHandler = false );
// find the given handler in the event handler chain and remove (but
- // not delete) it from the event handler chain, return TRUE if it was
- // found and FALSE otherwise (this also results in an assert failure so
+ // not delete) it from the event handler chain, return true if it was
+ // found and false otherwise (this also results in an assert failure so
// this function should only be called when the handler is supposed to
// be there)
bool RemoveEventHandler(wxEvtHandler *handler);
// dialog oriented functions
// -------------------------
- // validate the correctness of input, return TRUE if ok
+ // validate the correctness of input, return true if ok
virtual bool Validate();
// transfer data between internal and GUI representations
{ m_acceleratorTable = accel; }
wxAcceleratorTable *GetAcceleratorTable()
{ return &m_acceleratorTable; }
+
#endif // wxUSE_ACCEL
+#if wxUSE_HOTKEY
+ // hot keys (system wide accelerators)
+ // -----------------------------------
+
+ virtual bool RegisterHotKey(int hotkeyId, int modifiers, int keycode);
+ virtual bool UnregisterHotKey(int hotkeyId);
+#endif // wxUSE_HOTKEY
+
+
// dialog units translations
// -------------------------
// mark the specified rectangle (or the whole window) as "dirty" so it
// will be repainted
- virtual void Refresh( bool eraseBackground = TRUE,
+ virtual void Refresh( bool eraseBackground = true,
const wxRect *rect = (const wxRect *) NULL ) = 0;
// a less awkward wrapper for Refresh
- void RefreshRect(const wxRect& rect) { Refresh(TRUE, &rect); }
+ void RefreshRect(const wxRect& rect, bool eraseBackground = true)
+ {
+ Refresh(eraseBackground, &rect);
+ }
// repaint all invalid areas of the window immediately
virtual void Update() { }
- // clear the window entirely
- virtual void Clear() = 0;
+ // clear the window background
+ virtual void ClearBackground();
// freeze the window: don't redraw it until it is thawed
virtual void Freeze() { }
// colours, fonts and cursors
// --------------------------
+ // get the default attributes for the controls of this class: we
+ // provide a virtual function which can be used to query the default
+ // attributes of an existing control and a static function which can
+ // be used even when no existing object of the given class is
+ // available, but which won't return any styles specific to this
+ // particular control, of course (e.g. "Ok" button might have
+ // different -- bold for example -- font)
+ virtual wxVisualAttributes GetDefaultAttributes() const
+ {
+ return GetClassDefaultAttributes(GetWindowVariant());
+ }
+
+ static wxVisualAttributes
+ GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
+
// set/retrieve the window colours (system defaults are used by
- // default): Set functions return TRUE if colour was changed
- virtual bool SetBackgroundColour( const wxColour &colour );
- virtual bool SetForegroundColour( const wxColour &colour );
+ // default): SetXXX() functions return true if colour was changed,
+ // SetDefaultXXX() reset the "m_inheritXXX" flag after setting the
+ // value to prevent it from being inherited by our children
+ virtual bool SetBackgroundColour(const wxColour& colour);
+ void SetOwnBackgroundColour(const wxColour& colour)
+ {
+ if ( SetBackgroundColour(colour) )
+ m_inheritBgCol = false;
+ }
+ wxColour GetBackgroundColour() const;
+ bool InheritsBackgroundColour() const
+ {
+ return m_inheritBgCol;
+ }
+ bool UseBgCol() const
+ {
+ return m_hasBgCol;
+ }
+
+ virtual bool SetForegroundColour(const wxColour& colour);
+ void SetOwnForegroundColour(const wxColour& colour)
+ {
+ if ( SetForegroundColour(colour) )
+ m_inheritFgCol = false;
+ }
+ wxColour GetForegroundColour() const;
+
+ // Set/get the background style.
+ // Pass one of wxBG_STYLE_SYSTEM, wxBG_STYLE_COLOUR, wxBG_STYLE_CUSTOM
+ virtual bool SetBackgroundStyle(wxBackgroundStyle style) { m_backgroundStyle = style; return true; }
+ virtual wxBackgroundStyle GetBackgroundStyle() const { return m_backgroundStyle; }
+
+ // returns true if the control has "transparent" areas such as a
+ // wxStaticText and wxCheckBox and the background should be adapted
+ // from a parent window
+ virtual bool HasTransparentBackground() { return false; }
- wxColour GetBackgroundColour() const { return m_backgroundColour; }
- wxColour GetForegroundColour() const { return m_foregroundColour; }
+ // set/retrieve the font for the window (SetFont() returns true if the
+ // font really changed)
+ virtual bool SetFont(const wxFont& font) = 0;
+ void SetOwnFont(const wxFont& font)
+ {
+ if ( SetFont(font) )
+ m_inheritFont = false;
+ }
+ wxFont GetFont() const;
- // set/retrieve the cursor for this window (SetCursor() returns TRUE
+ // set/retrieve the cursor for this window (SetCursor() returns true
// if the cursor was really changed)
virtual bool SetCursor( const wxCursor &cursor );
const wxCursor& GetCursor() const { return m_cursor; }
- wxCursor& GetCursor() { return m_cursor; }
-
- // set/retrieve the font for the window (SetFont() returns TRUE if the
- // font really changed)
- virtual bool SetFont( const wxFont &font ) = 0;
- const wxFont& GetFont() const { return m_font; }
- wxFont& GetFont() { return m_font; }
#if wxUSE_CARET
// associate a caret with the window
// misc
// ----
- // get the window border style: uses the current style and falls back to
- // the default style for this class otherwise (see GetDefaultBorder())
- wxBorder GetBorder() 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 { return GetBorder(GetWindowStyleFlag()); }
- void UpdateWindowUI();
+ // send wxUpdateUIEvents to this window, and children if recurse is true
+ virtual void UpdateWindowUI(long flags = wxUPDATE_UI_NONE);
+
+ // do the window-specific processing after processing the update event
+ virtual void DoUpdateWindowUI(wxUpdateUIEvent& event) ;
#if wxUSE_MENUS
- bool PopupMenu( wxMenu *menu, const wxPoint& pos )
+ bool PopupMenu(wxMenu *menu, const wxPoint& pos = wxDefaultPosition)
{ return DoPopupMenu(menu, pos.x, pos.y); }
- bool PopupMenu( wxMenu *menu, int x, int y )
+ bool PopupMenu(wxMenu *menu, int x, int y)
{ return DoPopupMenu(menu, x, y); }
#endif // wxUSE_MENUS
int pos,
int thumbvisible,
int range,
- bool refresh = TRUE ) = 0;
- virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE ) = 0;
+ bool refresh = true ) = 0;
+ virtual void SetScrollPos( int orient, int pos, bool refresh = true ) = 0;
virtual int GetScrollPos( int orient ) const = 0;
virtual int GetScrollThumb( int orient ) const = 0;
virtual int GetScrollRange( int orient ) const = 0;
// scrolls window by line/page: note that not all controls support this
//
- // return TRUE if the position changed, FALSE otherwise
- virtual bool ScrollLines(int WXUNUSED(lines)) { return FALSE; }
- virtual bool ScrollPages(int WXUNUSED(pages)) { return FALSE; }
+ // return true if the position changed, false otherwise
+ virtual bool ScrollLines(int WXUNUSED(lines)) { return false; }
+ virtual bool ScrollPages(int WXUNUSED(pages)) { return false; }
// convenient wrappers for ScrollLines/Pages
bool LineUp() { return ScrollLines(-1); }
void SetHelpTextForId(const wxString& text);
// get the help string associated with this window (may be empty)
wxString GetHelpText() const;
+#else
+ // silently ignore SetHelpText() calls
+ void SetHelpText(const wxString& WXUNUSED(text)) { }
+ void SetHelpTextForId(const wxString& WXUNUSED(text)) { }
#endif // wxUSE_HELP
// tooltips
void SetToolTip( wxToolTip *tip ) { DoSetToolTip(tip); }
// get the associated tooltip or NULL if none
wxToolTip* GetToolTip() const { return m_tooltip; }
+ wxString GetToolTipText() const ;
+#else
+ // make it much easier to compile apps in an environment
+ // that doesn't support tooltips, such as PocketPC
+ inline void SetToolTip( const wxString & WXUNUSED(tip) ) {}
#endif // wxUSE_TOOLTIPS
// drag and drop
void SetConstraints( wxLayoutConstraints *constraints );
wxLayoutConstraints *GetConstraints() const { return m_constraints; }
- // when using constraints, it makes sense to update children positions
- // automatically whenever the window is resized - this is done if
- // autoLayout is on
- void SetAutoLayout( bool autoLayout ) { m_autoLayout = autoLayout; }
- bool GetAutoLayout() const { return m_autoLayout; }
-
- // do layout the window and its children
- virtual bool Layout();
-
// implementation only
void UnsetConstraints(wxLayoutConstraints *c);
wxWindowList *GetConstraintsInvolvedIn() const
void DeleteRelatedConstraints();
void ResetConstraints();
- // these methods may be overriden for special layout algorithms
- virtual void SetConstraintSizes(bool recurse = TRUE);
+ // these methods may be overridden for special layout algorithms
+ virtual void SetConstraintSizes(bool recurse = true);
virtual bool LayoutPhase1(int *noChanges);
virtual bool LayoutPhase2(int *noChanges);
virtual bool DoPhase(int phase);
virtual void GetClientSizeConstraint(int *w, int *h) const ;
virtual void GetPositionConstraint(int *x, int *y) const ;
+#endif // wxUSE_CONSTRAINTS
+
+ // when using constraints or sizers, it makes sense to update
+ // children positions automatically whenever the window is resized
+ // - this is done if autoLayout is on
+ void SetAutoLayout( bool autoLayout ) { m_autoLayout = autoLayout; }
+ bool GetAutoLayout() const { return m_autoLayout; }
+
+ // lay out the window and its children
+ virtual bool Layout();
+
// sizers
- void SetSizer( wxSizer *sizer );
+ void SetSizer(wxSizer *sizer, bool deleteOld = true );
+ void SetSizerAndFit( wxSizer *sizer, bool deleteOld = true );
+
wxSizer *GetSizer() const { return m_windowSizer; }
// Track if this window is a member of a sizer
- void SetContainingSizer(wxSizer* sizer) { m_containingSizer = sizer; }
+ void SetContainingSizer(wxSizer* sizer);
wxSizer *GetContainingSizer() const { return m_containingSizer; }
-#endif // wxUSE_CONSTRAINTS
-
- // backward compatibility
+ // accessibility
// ----------------------
-#if WXWIN_COMPATIBILITY
- bool Enabled() const { return IsEnabled(); }
+#if wxUSE_ACCESSIBILITY
+ // Override to create a specific accessible object.
+ virtual wxAccessible* CreateAccessible();
- void SetButtonFont(const wxFont& font) { SetFont(font); }
- void SetLabelFont(const wxFont& font) { SetFont(font); }
- wxFont& GetLabelFont() { return GetFont(); };
- wxFont& GetButtonFont() { return GetFont(); };
-#endif // WXWIN_COMPATIBILITY
+ // Sets the accessible object.
+ void SetAccessible(wxAccessible* accessible) ;
+
+ // Returns the accessible object.
+ wxAccessible* GetAccessible() { return m_accessible; };
+
+ // Returns the accessible object, creating if necessary.
+ wxAccessible* GetOrCreateAccessible() ;
+#endif
// implementation
// --------------
void OnHelp(wxHelpEvent& event);
#endif // wxUSE_HELP
- // get the haqndle of the window for the underlying window system: this
+ // virtual function for implementing internal idle
+ // behaviour
+ virtual void OnInternalIdle() {}
+
+ // call internal idle recursively
+// void ProcessInternalIdle() ;
+
+ // get the handle of the window for the underlying window system: this
// is only used for wxWin itself or for user code which wants to call
// platform-specific APIs
virtual WXWidget GetHandle() const = 0;
+ // associate the window with a new native handle
+ virtual void AssociateHandle(WXWidget WXUNUSED(handle)) { }
+ // dissociate the current native handle from the window
+ virtual void DissociateHandle() { }
#if wxUSE_PALETTE
// Store the palette used by DCs in wxWindow so that the dcs can share
wxWindow *GetAncestorWithCustomPalette() const;
#endif // wxUSE_PALETTE
+ // inherit the parents visual attributes if they had been explicitly set
+ // by the user (i.e. we don't inherit default attributes) and if we don't
+ // have our own explicitly set
+ virtual void InheritAttributes();
+
+ // returns false from here if this window doesn't want to inherit the
+ // parents colours even if InheritAttributes() would normally do it
+ //
+ // this just provides a simple way to customize InheritAttributes()
+ // behaviour in the most common case
+ virtual bool ShouldInheritColours() const { return false; }
+
protected:
+ // event handling specific to wxWindow
+ virtual bool TryValidator(wxEvent& event);
+ virtual bool TryParent(wxEvent& event);
+
+ // common part of MoveBefore/AfterInTabOrder()
+ enum MoveKind
+ {
+ MoveBefore, // insert before the given window
+ MoveAfter // insert after the given window
+ };
+ virtual void DoMoveInTabOrder(wxWindow *win, MoveKind move);
+
+#if wxUSE_CONSTRAINTS
+ // satisfy the constraints for the windows but don't set the window sizes
+ void SatisfyConstraints();
+#endif // wxUSE_CONSTRAINTS
+
+ // Send the wxWindowDestroyEvent
+ void SendDestroyEvent();
+
+ // returns the main window of composite control; this is the window
+ // that FindFocus returns if the focus is in one of composite control's
+ // windows
+ virtual wxWindow *GetMainWindowOfCompositeControl()
+ { return (wxWindow*)this; }
+
// the window id - a number which uniquely identifies a window among
- // its siblings unless it is -1
+ // its siblings unless it is wxID_ANY
wxWindowID m_windowId;
// the parent window of this window (or NULL) and the list of the children
wxWindowList m_children;
// the minimal allowed size for the window (no minimal size if variable(s)
- // contain(s) -1)
- int m_minWidth, m_minHeight, m_maxWidth, m_maxHeight;
+ // contain(s) wxDefaultCoord)
+ int m_minWidth,
+ m_minHeight,
+ m_maxWidth,
+ m_maxHeight;
// event handler for this window: usually is just 'this' but may be
// changed with SetEventHandler()
// visual window attributes
wxCursor m_cursor;
- wxFont m_font;
- wxColour m_backgroundColour, m_foregroundColour;
+ wxFont m_font; // see m_hasFont
+ wxColour m_backgroundColour, // m_hasBgCol
+ m_foregroundColour; // m_hasFgCol
#if wxUSE_CARET
wxCaret *m_caret;
// constraints this window is involved in
wxWindowList *m_constraintsInvolvedIn;
+#endif // wxUSE_CONSTRAINTS
// this window's sizer
wxSizer *m_windowSizer;
// Layout() window automatically when its size changes?
bool m_autoLayout:1;
-#endif // wxUSE_CONSTRAINTS
// window state
bool m_isShown:1;
bool m_hasFgCol:1;
bool m_hasFont:1;
+ // and should it be inherited by children?
+ bool m_inheritBgCol:1;
+ bool m_inheritFgCol:1;
+ bool m_inheritFont:1;
+
// window attributes
long m_windowStyle,
m_exStyle;
wxString m_windowName;
bool m_themeEnabled;
-
+ wxBackgroundStyle m_backgroundStyle;
#if wxUSE_PALETTE
wxPalette m_palette;
bool m_hasCustomPalette;
#endif // wxUSE_PALETTE
-protected:
+#if wxUSE_ACCESSIBILITY
+ wxAccessible* m_accessible;
+#endif
+
+ // Virtual size (scrolling)
+ wxSize m_virtualSize;
- // common part of all ctors: it is not virtual because it is called from
- // ctor
- void InitBase();
+ int m_minVirtualWidth; // VirtualSizeHints
+ int m_minVirtualHeight;
+ int m_maxVirtualWidth;
+ int m_maxVirtualHeight;
+
+ wxWindowVariant m_windowVariant ;
// override this to change the default (i.e. used when no style is
// specified) border for the window class
virtual wxBorder GetDefaultBorder() const;
- // get the default size for the new window if no explicit size given
- // FIXME why 20 and not 30, 10 or ...?
- static int WidthDefault(int w) { return w == -1 ? 20 : w; }
- static int HeightDefault(int h) { return h == -1 ? 20 : h; }
+ // Get the default size for the new window if no explicit size given. TLWs
+ // have their own default size so this is just for non top-level windows.
+ static int WidthDefault(int w) { return w == wxDefaultCoord ? 20 : w; }
+ static int HeightDefault(int h) { return h == wxDefaultCoord ? 20 : h; }
+
+
+ // Used to save the results of DoGetBestSize so it doesn't need to be
+ // recalculated each time the value is needed.
+ wxSize m_bestSizeCache;
+
+ // keep the old name for compatibility, at least until all the internal
+ // usages of it are changed to SetBestFittingSize
+ void SetBestSize(const wxSize& size) { SetBestFittingSize(size); }
+
+ // set the initial window size if none is given (i.e. at least one of the
+ // components of the size passed to ctor/Create() is wxDefaultCoord)
+ //
+ // normally just calls SetBestSize() for controls, but can be overridden
+ // not to do it for the controls which have to do some additional
+ // initialization (e.g. add strings to list box) before their best size
+ // can be accurately calculated
+ virtual void SetInitialBestSize(const wxSize& WXUNUSED(size)) {}
+
- // set the best size for the control if the default size was given:
- // replaces the fields of size == -1 with the best values for them and
- // calls SetSize() if needed
- void SetBestSize(const wxSize& size)
- {
- if ( size.x == -1 || size.y == -1 )
- {
- wxSize sizeBest = DoGetBestSize();
- if ( size.x != -1 )
- sizeBest.x = size.x;
- if ( size.y != -1 )
- sizeBest.y = size.y;
-
- SetSize(sizeBest);
- }
- }
// more pure virtual functions
// ---------------------------
virtual void DoReleaseMouse() = 0;
// retrieve the position/size of the window
- virtual void DoGetPosition( int *x, int *y ) const = 0;
- virtual void DoGetSize( int *width, int *height ) const = 0;
- virtual void DoGetClientSize( int *width, int *height ) const = 0;
+ virtual void DoGetPosition(int *x, int *y) const = 0;
+ virtual void DoGetScreenPosition(int *x, int *y) const;
+ virtual void DoGetSize(int *width, int *height) const = 0;
+ virtual void DoGetClientSize(int *width, int *height) const = 0;
// get 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
// same size as it would have after a call to Fit()
virtual wxSize DoGetBestSize() const;
+ // called from DoGetBestSize() to convert best virtual size (returned by
+ // the window sizer) to the best size for the window itself; this is
+ // overridden at wxScrolledWindow level to clump down virtual size to real
+ virtual wxSize GetWindowSizeForVirtualSize(const wxSize& size) const
+ {
+ return size;
+ }
+
// this is the virtual function to be overriden in any derived class which
// wants to change how SetSize() or Move() works - it is called by all
// versions of these functions in the base class
// arrange themselves inside the given rectangle
virtual void DoMoveWindow(int x, int y, int width, int height) = 0;
+ // centre the window in the specified direction on parent, note that
+ // wxCENTRE_ON_SCREEN shouldn't be specified here, it only makes sense for
+ // TLWs
+ virtual void DoCentre(int dir);
+
#if wxUSE_TOOLTIPS
virtual void DoSetToolTip( wxToolTip *tip );
#endif // wxUSE_TOOLTIPS
#if wxUSE_MENUS
- virtual bool DoPopupMenu( wxMenu *menu, int x, int y ) = 0;
+ virtual bool DoPopupMenu(wxMenu *menu, int x, int y) = 0;
#endif // wxUSE_MENUS
- // Makes an adjustment to the window position (for example, a frame that has
- // a toolbar that it manages itself).
- virtual void AdjustForParentClientOrigin(int& x, int& y, int sizeFlags);
+ // Makes an adjustment to the window position to make it relative to the
+ // parents client area, e.g. if the parent is a frame with a toolbar, its
+ // (0, 0) is just below the toolbar
+ virtual void AdjustForParentClientOrigin(int& x, int& y,
+ int sizeFlags = 0) const;
+ // implements the window variants
+ virtual void DoSetWindowVariant( wxWindowVariant variant ) ;
private:
-
// contains the last id generated by NewControlId
static int ms_lastControlId;
// ----------------------------------------------------------------------------
// include the declaration of the platform-specific class
-#if defined(__WXMSW__)
+#if defined(__WXPALMOS__)
+ #ifdef __WXUNIVERSAL__
+ #define wxWindowNative wxWindowPalm
+ #else // !wxUniv
+ #define wxWindowPalm wxWindow
+ #endif // wxUniv/!wxUniv
+ #include "wx/palmos/window.h"
+#elif defined(__WXMSW__)
#ifdef __WXUNIVERSAL__
#define wxWindowNative wxWindowMSW
#else // !wxUniv
#define wxWindowMSW wxWindow
- #define sm_classwxWindowMSW sm_classwxWindow
#endif // wxUniv/!wxUniv
#include "wx/msw/window.h"
#elif defined(__WXMOTIF__)
#include "wx/motif/window.h"
-#elif defined(__WXGTK__)
+#elif defined(__WXGTK20__)
#ifdef __WXUNIVERSAL__
#define wxWindowNative wxWindowGTK
#else // !wxUniv
#define wxWindowGTK wxWindow
- #define sm_classwxWindowGTK sm_classwxWindow
#endif // wxUniv
#include "wx/gtk/window.h"
+#elif defined(__WXGTK__)
+ #ifdef __WXUNIVERSAL__
+ #define wxWindowNative wxWindowGTK
+ #else // !wxUniv
+ #define wxWindowGTK wxWindow
+ #endif // wxUniv
+ #include "wx/gtk1/window.h"
#elif defined(__WXX11__)
#ifdef __WXUNIVERSAL__
#define wxWindowNative wxWindowX11
#else // !wxUniv
#define wxWindowX11 wxWindow
- #define sm_classwxWindowX11 sm_classwxWindow
#endif // wxUniv
#include "wx/x11/window.h"
#elif defined(__WXMGL__)
#define wxWindowNative wxWindowMGL
#else // !wxUniv
#define wxWindowMGL wxWindow
- #define sm_classwxWindowMGL sm_classwxWindow
#endif // wxUniv
#include "wx/mgl/window.h"
#elif defined(__WXMAC__)
#define wxWindowNative wxWindowMac
#else // !wxUniv
#define wxWindowMac wxWindow
- #define sm_classwxWindowMac sm_classwxWindow
#endif // wxUniv
#include "wx/mac/window.h"
+#elif defined(__WXCOCOA__)
+ #ifdef __WXUNIVERSAL__
+ #define wxWindowNative wxWindowCocoa
+ #else // !wxUniv
+ #define wxWindowCocoa wxWindow
+ #endif // wxUniv
+ #include "wx/cocoa/window.h"
#elif defined(__WXPM__)
#ifdef __WXUNIVERSAL__
#define wxWindowNative wxWindowOS2
#else // !wxUniv
#define wxWindowOS2 wxWindow
- #define sm_classwxWindowOS2 sm_classwxWindow
#endif // wxUniv/!wxUniv
#include "wx/os2/window.h"
#endif
// Find the wxWindow at the current mouse position, also returning the mouse
// position.
-WXDLLEXPORT extern wxWindow* wxFindWindowAtPointer(wxPoint& pt);
+extern WXDLLEXPORT wxWindow* wxFindWindowAtPointer(wxPoint& pt);
// Get the current mouse position.
-WXDLLEXPORT extern wxPoint wxGetMousePosition();
+extern WXDLLEXPORT wxPoint wxGetMousePosition();
// get the currently active window of this application or NULL
-WXDLLEXPORT extern wxWindow *wxGetActiveWindow();
+extern WXDLLEXPORT wxWindow *wxGetActiveWindow();
+
+// get the (first) top level parent window
+WXDLLEXPORT wxWindow* wxGetTopLevelParent(wxWindow *win);
// deprecated (doesn't start with 'wx' prefix), use wxWindow::NewControlId()
inline int NewControlId() { return wxWindowBase::NewControlId(); }
-#endif
- // _WX_WINDOW_H_BASE_
+#if wxUSE_ACCESSIBILITY
+// ----------------------------------------------------------------------------
+// accessible object for windows
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxWindowAccessible: public wxAccessible
+{
+public:
+ wxWindowAccessible(wxWindow* win): wxAccessible(win) { if (win) win->SetAccessible(this); }
+ virtual ~wxWindowAccessible() {}
+
+// Overridables
+
+ // Can return either a child object, or an integer
+ // representing the child element, starting from 1.
+ virtual wxAccStatus HitTest(const wxPoint& pt, int* childId, wxAccessible** childObject);
+
+ // Returns the rectangle for this object (id = 0) or a child element (id > 0).
+ virtual wxAccStatus GetLocation(wxRect& rect, int elementId);
+
+ // Navigates from fromId to toId/toObject.
+ virtual wxAccStatus Navigate(wxNavDir navDir, int fromId,
+ int* toId, wxAccessible** toObject);
+
+ // Gets the name of the specified object.
+ virtual wxAccStatus GetName(int childId, wxString* name);
+
+ // Gets the number of children.
+ virtual wxAccStatus GetChildCount(int* childCount);
+
+ // Gets the specified child (starting from 1).
+ // If *child is NULL and return value is wxACC_OK,
+ // this means that the child is a simple element and
+ // not an accessible object.
+ virtual wxAccStatus GetChild(int childId, wxAccessible** child);
+
+ // Gets the parent, or NULL.
+ virtual wxAccStatus GetParent(wxAccessible** parent);
+
+ // Performs the default action. childId is 0 (the action for this object)
+ // or > 0 (the action for a child).
+ // Return wxACC_NOT_SUPPORTED if there is no default action for this
+ // window (e.g. an edit control).
+ virtual wxAccStatus DoDefaultAction(int childId);
+
+ // Gets the default action for this object (0) or > 0 (the action for a child).
+ // Return wxACC_OK even if there is no action. actionName is the action, or the empty
+ // string if there is no action.
+ // The retrieved string describes the action that is performed on an object,
+ // not what the object does as a result. For example, a toolbar button that prints
+ // a document has a default action of "Press" rather than "Prints the current document."
+ virtual wxAccStatus GetDefaultAction(int childId, wxString* actionName);
+
+ // Returns the description for this object or a child.
+ virtual wxAccStatus GetDescription(int childId, wxString* description);
+
+ // Returns help text for this object or a child, similar to tooltip text.
+ virtual wxAccStatus GetHelpText(int childId, wxString* helpText);
+
+ // Returns the keyboard shortcut for this object or child.
+ // Return e.g. ALT+K
+ virtual wxAccStatus GetKeyboardShortcut(int childId, wxString* shortcut);
+
+ // Returns a role constant.
+ virtual wxAccStatus GetRole(int childId, wxAccRole* role);
+
+ // Returns a state constant.
+ virtual wxAccStatus GetState(int childId, long* state);
+
+ // Returns a localized string representing the value for the object
+ // or child.
+ virtual wxAccStatus GetValue(int childId, wxString* strValue);
+
+ // Selects the object or child.
+ virtual wxAccStatus Select(int childId, wxAccSelectionFlags selectFlags);
+
+ // Gets the window with the keyboard focus.
+ // If childId is 0 and child is NULL, no object in
+ // this subhierarchy has the focus.
+ // If this object has the focus, child should be 'this'.
+ virtual wxAccStatus GetFocus(int* childId, wxAccessible** child);
+
+ // Gets a variant representing the selected children
+ // of this object.
+ // Acceptable values:
+ // - a null variant (IsNull() returns true)
+ // - a list variant (GetType() == wxT("list")
+ // - an integer representing the selected child element,
+ // or 0 if this object is selected (GetType() == wxT("long")
+ // - a "void*" pointer to a wxAccessible child object
+ virtual wxAccStatus GetSelections(wxVariant* selections);
+};
+
+#endif // wxUSE_ACCESSIBILITY
+
+
+#endif // _WX_WINDOW_H_BASE_
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