725 lines
28 KiB
C++
725 lines
28 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/msw/window.h
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// Purpose: wxWindowMSW class
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// Author: Julian Smart
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// Modified by: Vadim Zeitlin on 13.05.99: complete refont of message handling,
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// elimination of Default(), ...
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// Created: 01/02/97
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_WINDOW_H_
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#define _WX_WINDOW_H_
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#include "wx/settings.h" // solely for wxSystemColour
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// if this is set to 1, we use deferred window sizing to reduce flicker when
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// resizing complicated window hierarchies, but this can in theory result in
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// different behaviour than the old code so we keep the possibility to use it
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// by setting this to 0 (in the future this should be removed completely)
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#ifdef __WXWINCE__
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#define wxUSE_DEFERRED_SIZING 0
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#else
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#define wxUSE_DEFERRED_SIZING 1
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#endif
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// ---------------------------------------------------------------------------
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// wxWindow declaration for MSW
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// ---------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxWindowMSW : public wxWindowBase
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{
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friend class wxSpinCtrl;
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friend class wxSlider;
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friend class wxRadioBox;
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#if defined __VISUALC__ && __VISUALC__ <= 1200
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friend class wxWindowMSW;
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#endif
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public:
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wxWindowMSW() { Init(); }
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wxWindowMSW(wxWindow *parent,
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wxWindowID id,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxPanelNameStr)
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{
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Init();
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Create(parent, id, pos, size, style, name);
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}
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virtual ~wxWindowMSW();
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bool Create(wxWindow *parent,
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wxWindowID id,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxPanelNameStr);
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// implement base class pure virtuals
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virtual void SetLabel(const wxString& label);
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virtual wxString GetLabel() const;
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virtual void Raise();
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virtual void Lower();
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virtual bool BeginRepositioningChildren();
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virtual void EndRepositioningChildren();
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virtual bool Show(bool show = true);
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virtual bool ShowWithEffect(wxShowEffect effect,
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unsigned timeout = 0)
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{
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return MSWShowWithEffect(true, effect, timeout);
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}
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virtual bool HideWithEffect(wxShowEffect effect,
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unsigned timeout = 0)
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{
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return MSWShowWithEffect(false, effect, timeout);
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}
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virtual void SetFocus();
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virtual void SetFocusFromKbd();
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virtual bool Reparent(wxWindowBase *newParent);
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virtual void WarpPointer(int x, int y);
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virtual void Refresh( bool eraseBackground = true,
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const wxRect *rect = (const wxRect *) NULL );
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virtual void Update();
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virtual void SetWindowStyleFlag(long style);
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virtual void SetExtraStyle(long exStyle);
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virtual bool SetCursor( const wxCursor &cursor );
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virtual bool SetFont( const wxFont &font );
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virtual int GetCharHeight() const;
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virtual int GetCharWidth() const;
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virtual void SetScrollbar( int orient, int pos, int thumbVisible,
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int range, bool refresh = true );
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virtual void SetScrollPos( int orient, int pos, bool refresh = true );
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virtual int GetScrollPos( int orient ) const;
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virtual int GetScrollThumb( int orient ) const;
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virtual int GetScrollRange( int orient ) const;
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virtual void ScrollWindow( int dx, int dy,
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const wxRect* rect = NULL );
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virtual bool ScrollLines(int lines);
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virtual bool ScrollPages(int pages);
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virtual void SetLayoutDirection(wxLayoutDirection dir);
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virtual wxLayoutDirection GetLayoutDirection() const;
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virtual wxCoord AdjustForLayoutDirection(wxCoord x,
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wxCoord width,
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wxCoord widthTotal) const;
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#if wxUSE_DRAG_AND_DROP
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virtual void SetDropTarget( wxDropTarget *dropTarget );
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#endif // wxUSE_DRAG_AND_DROP
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// Accept files for dragging
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virtual void DragAcceptFiles(bool accept);
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#ifndef __WXUNIVERSAL__
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// Native resource loading (implemented in src/msw/nativdlg.cpp)
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// FIXME: should they really be all virtual?
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virtual bool LoadNativeDialog(wxWindow* parent, wxWindowID& id);
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virtual bool LoadNativeDialog(wxWindow* parent, const wxString& name);
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wxWindow* GetWindowChild1(wxWindowID id);
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wxWindow* GetWindowChild(wxWindowID id);
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#endif // __WXUNIVERSAL__
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#if wxUSE_HOTKEY
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// install and deinstall a system wide hotkey
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virtual bool RegisterHotKey(int hotkeyId, int modifiers, int keycode);
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virtual bool UnregisterHotKey(int hotkeyId);
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#endif // wxUSE_HOTKEY
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#ifdef __POCKETPC__
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bool IsContextMenuEnabled() const { return m_contextMenuEnabled; }
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void EnableContextMenu(bool enable = true) { m_contextMenuEnabled = enable; }
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#endif
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// window handle stuff
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// -------------------
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WXHWND GetHWND() const { return m_hWnd; }
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void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
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virtual WXWidget GetHandle() const { return GetHWND(); }
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void AssociateHandle(WXWidget handle);
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void DissociateHandle();
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// does this window have deferred position and/or size?
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bool IsSizeDeferred() const;
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// these functions allow to register a global handler for the given Windows
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// message: it will be called from MSWWindowProc() of any window which gets
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// this event if it's not processed before (i.e. unlike a hook procedure it
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// does not override the normal processing)
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//
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// notice that if you want to process a message for a given window only you
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// should override its MSWWindowProc() instead
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// type of the handler: it is called with the message parameters (except
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// that the window object is passed instead of window handle) and should
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// return true if it handled the message or false if it should be passed to
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// DefWindowProc()
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typedef bool (*MSWMessageHandler)(wxWindowMSW *win,
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WXUINT nMsg,
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WXWPARAM wParam,
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WXLPARAM lParam);
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// install a handler, shouldn't be called more than one for the same message
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static bool MSWRegisterMessageHandler(int msg, MSWMessageHandler handler);
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// unregister a previously registered handler
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static void MSWUnregisterMessageHandler(int msg, MSWMessageHandler handler);
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// implementation from now on
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// ==========================
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// event handlers
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// --------------
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void OnPaint(wxPaintEvent& event);
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#ifdef __WXWINCE__
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void OnInitDialog(wxInitDialogEvent& event);
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#endif
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public:
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// Windows subclassing
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void SubclassWin(WXHWND hWnd);
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void UnsubclassWin();
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WXFARPROC MSWGetOldWndProc() const { return m_oldWndProc; }
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void MSWSetOldWndProc(WXFARPROC proc) { m_oldWndProc = proc; }
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// return true if the window is of a standard (i.e. not wxWidgets') class
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//
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// to understand why does it work, look at SubclassWin() code and comments
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bool IsOfStandardClass() const { return m_oldWndProc != NULL; }
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wxWindow *FindItem(long id, WXHWND hWnd = NULL) const;
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wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = false) const;
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// MSW only: true if this control is part of the main control
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virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; }
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#if wxUSE_TOOLTIPS
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// MSW only: true if this window or any of its children have a tooltip
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virtual bool HasToolTips() const { return GetToolTip() != NULL; }
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#endif // wxUSE_TOOLTIPS
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// translate wxWidgets style flags for this control into the Windows style
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// and optional extended style for the corresponding native control
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//
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// this is the function that should be overridden in the derived classes,
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// but you will mostly use MSWGetCreateWindowFlags() below
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virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle = NULL) const ;
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// get the MSW window flags corresponding to wxWidgets ones
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//
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// the functions returns the flags (WS_XXX) directly and puts the ext
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// (WS_EX_XXX) flags into the provided pointer if not NULL
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WXDWORD MSWGetCreateWindowFlags(WXDWORD *exflags = NULL) const
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{ return MSWGetStyle(GetWindowStyle(), exflags); }
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// update the real underlying window style flags to correspond to the
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// current wxWindow object style (safe to call even if window isn't fully
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// created yet)
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void MSWUpdateStyle(long flagsOld, long exflagsOld);
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// get the HWND to be used as parent of this window with CreateWindow()
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virtual WXHWND MSWGetParent() const;
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// get the Win32 window class name used by all wxWindow objects by default
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static const wxChar *MSWGetRegisteredClassName();
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// creates the window of specified Windows class with given style, extended
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// style, title and geometry (default values
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//
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// returns true if the window has been created, false if creation failed
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bool MSWCreate(const wxChar *wclass,
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const wxChar *title = NULL,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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WXDWORD style = 0,
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WXDWORD exendedStyle = 0);
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virtual bool MSWCommand(WXUINT param, WXWORD id);
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#ifndef __WXUNIVERSAL__
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// Create an appropriate wxWindow from a HWND
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virtual wxWindow* CreateWindowFromHWND(wxWindow* parent, WXHWND hWnd);
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// Make sure the window style reflects the HWND style (roughly)
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virtual void AdoptAttributesFromHWND();
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#endif // __WXUNIVERSAL__
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// Setup background and foreground colours correctly
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virtual void SetupColours();
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// ------------------------------------------------------------------------
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// helpers for message handlers: these perform the same function as the
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// message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into
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// the correct parameters
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// ------------------------------------------------------------------------
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void UnpackCommand(WXWPARAM wParam, WXLPARAM lParam,
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WXWORD *id, WXHWND *hwnd, WXWORD *cmd);
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void UnpackActivate(WXWPARAM wParam, WXLPARAM lParam,
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WXWORD *state, WXWORD *minimized, WXHWND *hwnd);
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void UnpackScroll(WXWPARAM wParam, WXLPARAM lParam,
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WXWORD *code, WXWORD *pos, WXHWND *hwnd);
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void UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam,
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WXHDC *hdc, WXHWND *hwnd);
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void UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam,
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WXWORD *item, WXWORD *flags, WXHMENU *hmenu);
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// ------------------------------------------------------------------------
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// internal handlers for MSW messages: all handlers return a boolean value:
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// true means that the handler processed the event and false that it didn't
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// ------------------------------------------------------------------------
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// there are several cases where we have virtual functions for Windows
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// message processing: this is because these messages often require to be
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// processed in a different manner in the derived classes. For all other
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// messages, however, we do *not* have corresponding MSWOnXXX() function
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// and if the derived class wants to process them, it should override
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// MSWWindowProc() directly.
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// scroll event (both horizontal and vertical)
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virtual bool MSWOnScroll(int orientation, WXWORD nSBCode,
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WXWORD pos, WXHWND control);
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// child control notifications
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virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
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// owner-drawn controls need to process these messages
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virtual bool MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *item);
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virtual bool MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *item);
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// the rest are not virtual
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bool HandleCreate(WXLPCREATESTRUCT cs, bool *mayCreate);
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bool HandleInitDialog(WXHWND hWndFocus);
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bool HandleDestroy();
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bool HandlePaint();
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bool HandlePrintClient(WXHDC hDC);
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bool HandleEraseBkgnd(WXHDC hDC);
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bool HandleMinimize();
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bool HandleMaximize();
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bool HandleSize(int x, int y, WXUINT flag);
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bool HandleSizing(wxRect& rect);
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bool HandleGetMinMaxInfo(void *mmInfo);
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bool HandleEnterSizeMove();
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bool HandleExitSizeMove();
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bool HandleShow(bool show, int status);
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bool HandleActivate(int flag, bool minimized, WXHWND activate);
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bool HandleCommand(WXWORD id, WXWORD cmd, WXHWND control);
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bool HandleCtlColor(WXHBRUSH *hBrush, WXHDC hdc, WXHWND hWnd);
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bool HandlePaletteChanged(WXHWND hWndPalChange);
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bool HandleQueryNewPalette();
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bool HandleSysColorChange();
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bool HandleDisplayChange();
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bool HandleCaptureChanged(WXHWND gainedCapture);
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virtual bool HandleSettingChange(WXWPARAM wParam, WXLPARAM lParam);
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bool HandleQueryEndSession(long logOff, bool *mayEnd);
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bool HandleEndSession(bool endSession, long logOff);
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bool HandleSetFocus(WXHWND wnd);
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bool HandleKillFocus(WXHWND wnd);
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bool HandleDropFiles(WXWPARAM wParam);
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bool HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags);
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bool HandleMouseMove(int x, int y, WXUINT flags);
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bool HandleMouseWheel(wxMouseWheelAxis axis,
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WXWPARAM wParam, WXLPARAM lParam);
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bool HandleChar(WXWPARAM wParam, WXLPARAM lParam);
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bool HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam);
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bool HandleKeyUp(WXWPARAM wParam, WXLPARAM lParam);
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#if wxUSE_HOTKEY
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bool HandleHotKey(WXWPARAM wParam, WXLPARAM lParam);
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#endif
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#ifdef __WIN32__
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int HandleMenuChar(int chAccel, WXLPARAM lParam);
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#endif
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// Create and process a clipboard event specified by type.
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bool HandleClipboardEvent( WXUINT nMsg );
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bool HandleQueryDragIcon(WXHICON *hIcon);
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bool HandleSetCursor(WXHWND hWnd, short nHitTest, int mouseMsg);
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bool HandlePower(WXWPARAM wParam, WXLPARAM lParam, bool *vetoed);
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// The main body of common window proc for all wxWindow objects. It tries
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// to handle the given message and returns true if it was handled (the
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// appropriate return value is then put in result, which must be non-NULL)
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// or false if it wasn't.
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//
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// This function should be overridden in any new code instead of
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// MSWWindowProc() even if currently most of the code overrides
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// MSWWindowProc() as it had been written before this function was added.
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virtual bool MSWHandleMessage(WXLRESULT *result,
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WXUINT message,
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WXWPARAM wParam,
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WXLPARAM lParam);
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// Common Window procedure for all wxWindow objects: forwards to
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// MSWHandleMessage() and MSWDefWindowProc() if the message wasn't handled.
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virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
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// Calls an appropriate default window procedure
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virtual WXLRESULT MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
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// message processing helpers
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// return false if the message shouldn't be translated/preprocessed but
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// dispatched normally
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virtual bool MSWShouldPreProcessMessage(WXMSG* pMsg);
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// return true if the message was preprocessed and shouldn't be dispatched
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virtual bool MSWProcessMessage(WXMSG* pMsg);
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// return true if the message was translated and shouldn't be dispatched
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virtual bool MSWTranslateMessage(WXMSG* pMsg);
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// called when the window is about to be destroyed
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virtual void MSWDestroyWindow();
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// Functions dealing with painting the window background. The derived
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// classes should normally only need to reimplement MSWGetBgBrush() if they
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// need to use a non-solid brush for erasing their background. This
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// function is called by MSWGetBgBrushForChild() which only exists for the
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// weird wxToolBar case and MSWGetBgBrushForChild() itself is used by
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// MSWGetBgBrush() to actually find the right brush to use.
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// Adjust the origin for the brush returned by MSWGetBgBrushForChild().
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//
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// This needs to be overridden for scrolled windows to ensure that the
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// scrolling of their associated DC is taken into account.
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//
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// Both parameters must be non-NULL.
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virtual void MSWAdjustBrushOrg(int* WXUNUSED(xOrg),
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int* WXUNUSED(yOrg)) const
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{
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}
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// The brush returned from here must remain valid at least until the next
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// event loop iteration. Returning 0, as is done by default, indicates
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// there is no custom background brush.
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virtual WXHBRUSH MSWGetCustomBgBrush() { return 0; }
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// this function should return the brush to paint the children controls
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// background or 0 if this window doesn't impose any particular background
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// on its children
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//
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// the hDC parameter is the DC background will be drawn on, it can be used
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// to call SetBrushOrgEx() on it if the returned brush is a bitmap one
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//
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// child parameter is never NULL, it can be this window itself or one of
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// its (grand)children
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//
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// the base class version returns a solid brush if we have a non default
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// background colour or 0 otherwise
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virtual WXHBRUSH MSWGetBgBrushForChild(WXHDC hDC, wxWindowMSW *child);
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// return the background brush to use for painting the given window by
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// querying the parent windows via MSWGetBgBrushForChild() recursively
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WXHBRUSH MSWGetBgBrush(WXHDC hDC);
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enum MSWThemeColour
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{
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ThemeColourText = 0,
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ThemeColourBackground,
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ThemeColourBorder
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};
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// returns a specific theme colour, or if that is not possible then
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// wxSystemSettings::GetColour(fallback)
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wxColour MSWGetThemeColour(const wchar_t *themeName,
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int themePart,
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int themeState,
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MSWThemeColour themeColour,
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wxSystemColour fallback) const;
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// gives the parent the possibility to draw its children background, e.g.
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// this is used by wxNotebook to do it using DrawThemeBackground()
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//
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// return true if background was drawn, false otherwise
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virtual bool MSWPrintChild(WXHDC WXUNUSED(hDC), wxWindow * WXUNUSED(child))
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{
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return false;
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}
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// some controls (e.g. wxListBox) need to set the return value themselves
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//
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// return true to let parent handle it if we don't, false otherwise
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virtual bool MSWShouldPropagatePrintChild()
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{
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return true;
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}
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// This should be overridden to return true for the controls which have
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// themed background that should through their children. Currently only
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// wxNotebook uses this.
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//
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// The base class version already returns true if we have a solid
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// background colour that should be propagated to our children.
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virtual bool MSWHasInheritableBackground() const
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{
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return InheritsBackgroundColour();
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}
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#if !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
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#define wxHAS_MSW_BACKGROUND_ERASE_HOOK
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#endif
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#ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK
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// allows the child to hook into its parent WM_ERASEBKGND processing: call
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// MSWSetEraseBgHook() with a non-NULL window to make parent call
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// MSWEraseBgHook() on this window (don't forget to reset it to NULL
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// afterwards)
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//
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// this hack is used by wxToolBar, see comments there
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void MSWSetEraseBgHook(wxWindow *child);
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// return true if WM_ERASEBKGND is currently hooked
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bool MSWHasEraseBgHook() const;
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// called when the window on which MSWSetEraseBgHook() had been called
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// receives WM_ERASEBKGND
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virtual bool MSWEraseBgHook(WXHDC WXUNUSED(hDC)) { return false; }
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#endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK
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// common part of Show/HideWithEffect()
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bool MSWShowWithEffect(bool show,
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wxShowEffect effect,
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unsigned timeout);
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// Responds to colour changes: passes event on to children.
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void OnSysColourChanged(wxSysColourChangedEvent& event);
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// initialize various fields of wxMouseEvent (common part of MSWOnMouseXXX)
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void InitMouseEvent(wxMouseEvent& event, int x, int y, WXUINT flags);
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// check if mouse is in the window
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bool IsMouseInWindow() const;
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// check if a native double-buffering applies for this window
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virtual bool IsDoubleBuffered() const;
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void SetDoubleBuffered(bool on);
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// synthesize a wxEVT_LEAVE_WINDOW event and set m_mouseInWindow to false
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void GenerateMouseLeave();
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// virtual function for implementing internal idle
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// behaviour
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virtual void OnInternalIdle();
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protected:
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// this allows you to implement standard control borders without
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// repeating the code in different classes that are not derived from
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// wxControl
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virtual wxBorder GetDefaultBorderForControl() const;
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// choose the default border for this window
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virtual wxBorder GetDefaultBorder() const;
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// Translate wxBORDER_THEME (and other border styles if necessary to the value
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// that makes most sense for this Windows environment
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virtual wxBorder TranslateBorder(wxBorder border) const;
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#if wxUSE_MENUS_NATIVE
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virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
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#endif // wxUSE_MENUS_NATIVE
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// the window handle
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WXHWND m_hWnd;
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// the old window proc (we subclass all windows)
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WXFARPROC m_oldWndProc;
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// additional (MSW specific) flags
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bool m_mouseInWindow:1;
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bool m_lastKeydownProcessed:1;
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// the size of one page for scrolling
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int m_xThumbSize;
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int m_yThumbSize;
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// implement the base class pure virtuals
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virtual void DoGetTextExtent(const wxString& string,
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int *x, int *y,
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int *descent = NULL,
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int *externalLeading = NULL,
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const wxFont *font = NULL) const;
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virtual void DoClientToScreen( int *x, int *y ) const;
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virtual void DoScreenToClient( int *x, int *y ) const;
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virtual void DoGetPosition( int *x, int *y ) const;
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virtual void DoGetSize( int *width, int *height ) const;
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virtual void DoGetClientSize( int *width, int *height ) const;
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virtual void DoSetSize(int x, int y,
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int width, int height,
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int sizeFlags = wxSIZE_AUTO);
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virtual void DoSetClientSize(int width, int height);
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virtual wxSize DoGetBorderSize() const;
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virtual void DoCaptureMouse();
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virtual void DoReleaseMouse();
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virtual void DoEnable(bool enable);
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|
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virtual void DoFreeze();
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virtual void DoThaw();
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// this simply moves/resizes the given HWND which is supposed to be our
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// sibling (this is useful for controls which are composite at MSW level
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// and for which DoMoveWindow() is not enough)
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//
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// returns true if the window move was deferred, false if it was moved
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// immediately (no error return)
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bool DoMoveSibling(WXHWND hwnd, int x, int y, int width, int height);
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// move the window to the specified location and resize it: this is called
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// from both DoSetSize() and DoSetClientSize() and would usually just call
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// ::MoveWindow() except for composite controls which will want to arrange
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// themselves inside the given rectangle
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virtual void DoMoveWindow(int x, int y, int width, int height);
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|
|
#if wxUSE_TOOLTIPS
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virtual void DoSetToolTip( wxToolTip *tip );
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// process TTN_NEEDTEXT message properly (i.e. fixing the bugs in
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// comctl32.dll in our code -- see the function body for more info)
|
|
bool HandleTooltipNotify(WXUINT code,
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|
WXLPARAM lParam,
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|
const wxString& ttip);
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|
#endif // wxUSE_TOOLTIPS
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|
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// This is used by CreateKeyEvent() and also for wxEVT_CHAR[_HOOK] event
|
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// creation. Notice that this method doesn't initialize wxKeyEvent
|
|
// m_keyCode and m_uniChar fields.
|
|
void InitAnyKeyEvent(wxKeyEvent& event,
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|
WXWPARAM wParam,
|
|
WXLPARAM lParam) const;
|
|
|
|
// Helper functions used by HandleKeyXXX() methods and some derived
|
|
// classes, wParam and lParam have the same meaning as in WM_KEY{DOWN,UP}.
|
|
//
|
|
// NB: evType here must be wxEVT_KEY_{DOWN,UP} as wParam here contains the
|
|
// virtual key code, not character!
|
|
wxKeyEvent CreateKeyEvent(wxEventType evType,
|
|
WXWPARAM wParam,
|
|
WXLPARAM lParam = 0) const;
|
|
|
|
// Another helper for creating wxKeyEvent for wxEVT_CHAR and related types.
|
|
//
|
|
// The wParam and lParam here must come from WM_CHAR event parameters, i.e.
|
|
// wParam must be a character and not a virtual code.
|
|
wxKeyEvent CreateCharEvent(wxEventType evType,
|
|
WXWPARAM wParam,
|
|
WXLPARAM lParam) const;
|
|
|
|
|
|
// default OnEraseBackground() implementation, return true if we did erase
|
|
// the background, false otherwise (i.e. the system should erase it)
|
|
bool DoEraseBackground(WXHDC hDC);
|
|
|
|
// generate WM_CHANGEUISTATE if it's needed for the OS we're running under
|
|
//
|
|
// action should be one of the UIS_XXX constants
|
|
// state should be one or more of the UISF_XXX constants
|
|
// if action == UIS_INITIALIZE then it doesn't seem to matter what we use
|
|
// for state as the system will decide for us what needs to be set
|
|
void MSWUpdateUIState(int action, int state = 0);
|
|
|
|
// translate wxWidgets coords into Windows ones suitable to be passed to
|
|
// ::CreateWindow(), called from MSWCreate()
|
|
virtual void MSWGetCreateWindowCoords(const wxPoint& pos,
|
|
const wxSize& size,
|
|
int& x, int& y,
|
|
int& w, int& h) const;
|
|
|
|
bool MSWEnableHWND(WXHWND hWnd, bool enable);
|
|
|
|
// Return the pointer to this window or one of its sub-controls if this ID
|
|
// and HWND combination belongs to one of them.
|
|
//
|
|
// This is used by FindItem() and is overridden in wxControl, see there.
|
|
virtual wxWindow* MSWFindItem(long WXUNUSED(id), WXHWND WXUNUSED(hWnd)) const
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
private:
|
|
// common part of all ctors
|
|
void Init();
|
|
|
|
// the (non-virtual) handlers for the events
|
|
bool HandleMove(int x, int y);
|
|
bool HandleMoving(wxRect& rect);
|
|
bool HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags);
|
|
bool HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
|
|
|
|
#if wxUSE_DEFERRED_SIZING
|
|
protected:
|
|
// this function is called after the window was resized to its new size
|
|
virtual void MSWEndDeferWindowPos()
|
|
{
|
|
m_pendingPosition = wxDefaultPosition;
|
|
m_pendingSize = wxDefaultSize;
|
|
}
|
|
|
|
// current defer window position operation handle (may be NULL)
|
|
WXHANDLE m_hDWP;
|
|
|
|
// When deferred positioning is done these hold the pending changes, and
|
|
// are used for the default values if another size/pos changes is done on
|
|
// this window before the group of deferred changes is completed.
|
|
wxPoint m_pendingPosition;
|
|
wxSize m_pendingSize;
|
|
#endif // wxUSE_DEFERRED_SIZING
|
|
|
|
private:
|
|
#ifdef __POCKETPC__
|
|
bool m_contextMenuEnabled;
|
|
#endif
|
|
|
|
DECLARE_DYNAMIC_CLASS(wxWindowMSW)
|
|
wxDECLARE_NO_COPY_CLASS(wxWindowMSW);
|
|
DECLARE_EVENT_TABLE()
|
|
};
|
|
|
|
// window creation helper class: before creating a new HWND, instantiate an
|
|
// object of this class on stack - this allows to process the messages sent to
|
|
// the window even before CreateWindow() returns
|
|
class wxWindowCreationHook
|
|
{
|
|
public:
|
|
wxWindowCreationHook(wxWindowMSW *winBeingCreated);
|
|
~wxWindowCreationHook();
|
|
};
|
|
|
|
#endif // _WX_WINDOW_H_
|