/////////////////////////////////////////////////////////////////////////////
-// Name: richtextctrl.h
+// Name: wx/richtext/richtextctrl.h
// Purpose: A rich edit control
// Author: Julian Smart
-// Modified by:
+// Modified by:
// Created: 2005-09-30
-// RCS-ID:
+// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_RICHTEXTCTRL_H_
#define _WX_RICHTEXTCTRL_H_
-#include "wx/textctrl.h"
+#include "wx/richtext/richtextbuffer.h"
#if wxUSE_RICHTEXT
#include "wx/scrolwin.h"
#include "wx/caret.h"
-#include "wx/richtext/richtextbuffer.h"
-
#if wxCHECK_VERSION(2,7,0)
#define wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE 0
#else
#define wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE 0
#endif
+#if wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE
+#include "wx/textctrl.h"
+#endif
+
/*!
* Styles and flags
*/
#define wxRICHTEXT_DEFAULT_TYPE_COLOUR wxColour(0, 0, 200)
#define wxRICHTEXT_DEFAULT_FOCUS_RECT_COLOUR wxColour(100, 80, 80)
#define wxRICHTEXT_DEFAULT_CARET_WIDTH 2
+// Minimum buffer size before delayed layout kicks in
+#define wxRICHTEXT_DEFAULT_DELAYED_LAYOUT_THRESHOLD 20000
+// Milliseconds before layout occurs after resize
+#define wxRICHTEXT_DEFAULT_LAYOUT_INTERVAL 50
/*!
* Forward declarations
#else
public wxScrolledWindow
#endif
-{
+{
DECLARE_CLASS( wxRichTextCtrl )
DECLARE_EVENT_TABLE()
/// Set filename
void SetFilename(const wxString& filename) { m_filename = filename; }
+ /// Set the threshold in character positions for doing layout optimization during sizing
+ void SetDelayedLayoutThreshold(long threshold) { m_delayedLayoutThreshold = threshold; }
+
+ /// Get the threshold in character positions for doing layout optimization during sizing
+ long GetDelayedLayoutThreshold() const { return m_delayedLayoutThreshold; }
+
// Operations
// editing
virtual void Freeze();
/// Call Thaw to refresh
- virtual void Thaw(bool refresh = true);
+ virtual void Thaw();
/// Call Thaw to refresh
virtual bool IsFrozen() const { return m_freezeCount > 0; }
/// Layout the buffer: which we must do before certain operations, such as
/// setting the caret position.
- virtual bool Layout();
+ virtual bool LayoutContent(bool onlyVisibleRect = false);
/// Move the caret to the given character position
virtual bool MoveCaret(long pos, bool showAtLineStart = false);
// Show a context menu for Rich Edit controls (the standard
// EDIT control has one already)
void OnContextMenu(wxContextMenuEvent& event);
-
+
// Event handlers
/// Painting
void OnSetFocus(wxFocusEvent& event);
void OnKillFocus(wxFocusEvent& event);
+ /// Idle-time processing
+ void OnIdle(wxIdleEvent& event);
+
+ /// Scrolling
+ void OnScroll(wxScrollWinEvent& event);
+
// Implementation
+#if wxRICHTEXT_DERIVES_FROM_TEXTCTRLBASE
+ WX_FORWARD_TO_SCROLL_HELPER()
+#endif
+
/// Set font, and also default attributes
virtual bool SetFont(const wxFont& font);
/// Set up scrollbars, e.g. after a resize
- virtual void SetupScrollbars();
+ virtual void SetupScrollbars(bool atTop = false);
/// Keyboard navigation
- virtual bool Navigate(int keyCode, int flags);
+ virtual bool KeyboardNavigate(int keyCode, int flags);
/// Paint the background
virtual void PaintBackground(wxDC& dc);
-
+
/// Recreate buffer bitmap if necessary
virtual bool RecreateBuffer(const wxSize& size = wxDefaultSize);
bool DeleteSelectedContent(long* newPos= NULL);
/// Transform logical to physical
- wxPoint GetPhysicalPoint(const wxPoint& ptLogical);
+ wxPoint GetPhysicalPoint(const wxPoint& ptLogical) const;
/// Transform physical to logical
- wxPoint GetLogicalPoint(const wxPoint& ptPhysical);
+ wxPoint GetLogicalPoint(const wxPoint& ptPhysical) const;
/// Finds the caret position for the next word. Direction
/// is 1 (forward) or -1 (backwards).
/// Is the given position visible on the screen?
bool IsPositionVisible(long pos) const;
+ /// Returns the first visible position in the current view
+ long GetFirstVisiblePosition() const;
+
// Overrides
virtual wxSize DoGetBestSize() const ;
// Data members
private:
- /// Allows nested Freeze/Thaw
+ /// Allows nested Freeze/Thaw
int m_freezeCount;
/// Buffer bitmap
/// Start position for drag
wxPoint m_dragStart;
+
+ /// Do we need full layout in idle?
+ bool m_fullLayoutRequired;
+ wxLongLong m_fullLayoutTime;
+ long m_fullLayoutSavedPosition;
+
+ /// Threshold for doing delayed layout
+ long m_delayedLayoutThreshold;
};
/*!