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///////////////////////////////////////////////////////////////////////////////
// Name: wx/generic/caret.h
// Purpose: generic wxCaret class
// Author: Vadim Zeitlin (original code by Robert Roebling)
// Modified by:
// Created: 25.05.99
// Copyright: (c) wxWidgets team
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_CARET_H_
#define _WX_CARET_H_
#include "wx/timer.h"
#include "wx/dc.h"
#include "wx/overlay.h"
class WXDLLIMPEXP_FWD_CORE wxCaret;
class WXDLLIMPEXP_CORE wxCaretTimer : public wxTimer
{
public:
wxCaretTimer(wxCaret *caret);
virtual void Notify() wxOVERRIDE;
private:
wxCaret *m_caret;
};
class WXDLLIMPEXP_CORE wxCaret : public wxCaretBase
{
public:
// ctors
// -----
// default - use Create()
wxCaret() : m_timer(this) { InitGeneric(); }
// creates a block caret associated with the given window
wxCaret(wxWindowBase *window, int width, int height)
: wxCaretBase(window, width, height), m_timer(this) { InitGeneric(); }
wxCaret(wxWindowBase *window, const wxSize& size)
: wxCaretBase(window, size), m_timer(this) { InitGeneric(); }
virtual ~wxCaret();
// implementation
// --------------
// called by wxWindow (not using the event tables)
virtual void OnSetFocus() wxOVERRIDE;
virtual void OnKillFocus() wxOVERRIDE;
// called by wxCaretTimer
void OnTimer();
protected:
virtual void DoShow() wxOVERRIDE;
virtual void DoHide() wxOVERRIDE;
virtual void DoMove() wxOVERRIDE;
virtual void DoSize() wxOVERRIDE;
// blink the caret once
void Blink();
// refresh the caret
void Refresh();
// draw the caret on the given DC
void DoDraw(wxDC *dc, wxWindow* win);
private:
// GTK specific initialization
void InitGeneric();
// the overlay for displaying the caret
wxOverlay m_overlay;
// the bitmap holding the part of window hidden by the caret when it was
// at (m_xOld, m_yOld)
wxBitmap m_bmpUnderCaret;
int m_xOld,
m_yOld;
wxCaretTimer m_timer;
bool m_blinkedOut, // true => caret hidden right now
m_hasFocus; // true => our window has focus
};
#endif // _WX_CARET_H_
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