/////////////////////////////////////////////////////////////////////////////
-// Name: textctrl.h
+// Name: wx/gtk/textctrl.h
// Purpose:
// Author: Robert Roebling
// Created: 01/02/97
// Id: $Id$
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
+// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+#ifndef _WX_GTK_TEXTCTRL_H_
+#define _WX_GTK_TEXTCTRL_H_
-#ifndef __GTKTEXTCTRLH__
-#define __GTKTEXTCTRLH__
-
-#ifdef __GNUG__
-#pragma interface
-#endif
-
-#include "wx/defs.h"
-#include "wx/object.h"
-#include "wx/string.h"
-#include "wx/control.h"
-
-#if wxUSE_IOSTREAMH
-#include <iostream.h>
-#else
-#include <iostream>
-#endif
-
-//-----------------------------------------------------------------------------
-// classes
-//-----------------------------------------------------------------------------
-
-class wxTextCtrl;
-
-//-----------------------------------------------------------------------------
-// global data
-//-----------------------------------------------------------------------------
-
-extern const char *wxTextCtrlNameStr;
+typedef struct _GtkTextMark GtkTextMark;
//-----------------------------------------------------------------------------
-// wxTextCtrl
+// wxTextCtrl
//-----------------------------------------------------------------------------
-class wxTextCtrl: public wxControl, public streambuf
+class WXDLLIMPEXP_CORE wxTextCtrl: public wxTextCtrlBase
{
- DECLARE_EVENT_TABLE()
- DECLARE_DYNAMIC_CLASS(wxTextCtrl);
-
- public:
- wxTextCtrl();
- wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value = "",
- const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize,
- int style = 0, const wxValidator& validator = wxDefaultValidator,
- const wxString &name = wxTextCtrlNameStr );
- bool Create( wxWindow *parent, wxWindowID id, const wxString &value = "",
- const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize,
- int style = 0, const wxValidator& validator = wxDefaultValidator,
- const wxString &name = wxTextCtrlNameStr );
- wxString GetValue() const;
- void SetValue( const wxString &value );
- void WriteText( const wxString &text );
-
- bool LoadFile( const wxString &file );
- bool SaveFile( const wxString &file );
- bool IsModified() const { return m_modified; }
- void SetModified() { m_modified = TRUE; }
- void DiscardEdits() { m_modified = FALSE; }
- wxString GetLineText( long lineNo ) const;
- void OnDropFiles( wxDropFilesEvent &event );
- long PositionToXY( long pos, long *x, long *y ) const;
- long XYToPosition( long x, long y ) const;
- int GetLineLength(long lineNo) const;
- int GetNumberOfLines() const;
- virtual void SetInsertionPoint( long pos );
+public:
+ wxTextCtrl() { Init(); }
+ wxTextCtrl(wxWindow *parent,
+ wxWindowID id,
+ const wxString &value = wxEmptyString,
+ const wxPoint &pos = wxDefaultPosition,
+ const wxSize &size = wxDefaultSize,
+ long style = 0,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString &name = wxTextCtrlNameStr);
+
+ virtual ~wxTextCtrl();
+
+ bool Create(wxWindow *parent,
+ wxWindowID id,
+ const wxString &value = wxEmptyString,
+ const wxPoint &pos = wxDefaultPosition,
+ const wxSize &size = wxDefaultSize,
+ long style = 0,
+ const wxValidator& validator = wxDefaultValidator,
+ const wxString &name = wxTextCtrlNameStr);
+
+ // implement base class pure virtuals
+ // ----------------------------------
+
+ virtual wxString GetValue() const;
+ virtual bool IsEmpty() const;
+
+ virtual int GetLineLength(long lineNo) const;
+ virtual wxString GetLineText(long lineNo) const;
+ virtual int GetNumberOfLines() const;
+
+ virtual bool IsModified() const;
+ virtual bool IsEditable() const;
+
+ // If the return values from and to are the same, there is no selection.
+ virtual void GetSelection(long* from, long* to) const;
+
+ // operations
+ // ----------
+
+ // editing
+ virtual void Clear();
+ virtual void Replace(long from, long to, const wxString& value);
+ virtual void Remove(long from, long to);
+
+ // sets/clears the dirty flag
+ virtual void MarkDirty();
+ virtual void DiscardEdits();
+
+ virtual void SetMaxLength(unsigned long len);
+
+ // writing text inserts it at the current position, appending always
+ // inserts it at the end
+ virtual void WriteText(const wxString& text);
+ virtual void AppendText(const wxString& text);
+
+ // apply text attribute to the range of text (only works with richedit
+ // controls)
+ virtual bool SetStyle(long start, long end, const wxTextAttr& style);
+
+ // translate between the position (which is just an index in the text ctrl
+ // considering all its contents as a single strings) and (x, y) coordinates
+ // which represent column and line.
+ virtual long XYToPosition(long x, long y) const;
+ virtual bool PositionToXY(long pos, long *x, long *y) const;
+
+ virtual void ShowPosition(long pos);
+
+ virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt, long *pos) const;
+ virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt,
+ wxTextCoord *col,
+ wxTextCoord *row) const
+ {
+ return wxTextCtrlBase::HitTest(pt, col, row);
+ }
+
+ // Clipboard operations
+ virtual void Copy();
+ virtual void Cut();
+ virtual void Paste();
+
+ // Undo/redo
+ virtual void Undo();
+ virtual void Redo();
+
+ virtual bool CanUndo() const;
+ virtual bool CanRedo() const;
+
+ // Insertion point
+ virtual void SetInsertionPoint(long pos);
virtual void SetInsertionPointEnd();
- virtual void SetEditable( bool editable );
- virtual void SetSelection( long from, long to );
- void ShowPosition( long pos );
virtual long GetInsertionPoint() const;
- virtual long GetLastPosition() const;
- virtual void Remove( long from, long to );
- virtual void Replace( long from, long to, const wxString &value );
- void Cut();
- void Copy();
- void Paste();
- void Clear();
+ virtual wxTextPos GetLastPosition() const;
+
+ virtual void SetSelection(long from, long to);
+ virtual void SetEditable(bool editable);
+
+ // Overridden wxWindow methods
+ virtual void SetWindowStyleFlag( long style );
+ virtual bool Enable( bool enable = true );
+ // Implementation from now on
+ void OnDropFiles( wxDropFilesEvent &event );
void OnChar( wxKeyEvent &event );
- int overflow(int i);
- int sync();
- int underflow();
+ void OnCut(wxCommandEvent& event);
+ void OnCopy(wxCommandEvent& event);
+ void OnPaste(wxCommandEvent& event);
+ void OnUndo(wxCommandEvent& event);
+ void OnRedo(wxCommandEvent& event);
- wxTextCtrl& operator<<(const wxString& s);
- wxTextCtrl& operator<<(int i);
- wxTextCtrl& operator<<(long i);
- wxTextCtrl& operator<<(float f);
- wxTextCtrl& operator<<(double d);
- wxTextCtrl& operator<<(const char c);
+ void OnUpdateCut(wxUpdateUIEvent& event);
+ void OnUpdateCopy(wxUpdateUIEvent& event);
+ void OnUpdatePaste(wxUpdateUIEvent& event);
+ void OnUpdateUndo(wxUpdateUIEvent& event);
+ void OnUpdateRedo(wxUpdateUIEvent& event);
- void SetFont( const wxFont &font );
- void SetForegroundColour(const wxColour &colour);
- void SetBackgroundColour(const wxColour &colour);
+ bool SetFont(const wxFont& font);
+ bool SetForegroundColour(const wxColour& colour);
+ bool SetBackgroundColour(const wxColour& colour);
- // implementation
-
GtkWidget* GetConnectWidget();
- bool IsOwnGtkWindow( GdkWindow *window );
- void ApplyWidgetStyle();
- void CalculateScrollbar();
-
- private:
-
- bool m_modified;
+
+ void SetUpdateFont(bool WXUNUSED(update)) { }
+
+ // GTK+ textctrl is so dumb that you need to freeze/thaw it manually to
+ // avoid horrible flicker/scrolling back and forth
+ virtual void Freeze();
+ virtual void Thaw();
+
+ // implementation only from now on
+
+ // wxGTK-specific: called recursively by Enable,
+ // to give widgets an oppprtunity to correct their colours after they
+ // have been changed by Enable
+ virtual void OnEnabled( bool enable ) ;
+
+ // tell the control to ignore next text changed signal
+ void IgnoreNextTextUpdate(int n = 1) { m_countUpdatesToIgnore = n; }
+
+ // should we ignore the changed signal? always resets the flag
+ bool IgnoreTextUpdate();
+
+ // call this to indicate that the control is about to be changed
+ // programmatically and so m_modified flag shouldn't be set
+ void DontMarkDirtyOnNextChange() { m_dontMarkDirty = true; }
+
+ // should we mark the control as dirty? always resets the flag
+ bool MarkDirtyOnChange();
+
+ // always let GTK have mouse release events for multiline controls
+ virtual bool GTKProcessEvent(wxEvent& event) const;
+
+
+ static wxVisualAttributes
+ GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
+
+ // has the control been frozen by Freeze()?
+ bool IsFrozen() const { return m_freezeCount > 0; }
+
+protected:
+ virtual wxSize DoGetBestSize() const;
+ virtual void DoApplyWidgetStyle(GtkRcStyle *style);
+ virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const;
+
+ // common part of all ctors
+ void Init();
+
+ // Widgets that use the style->base colour for the BG colour should
+ // override this and return true.
+ virtual bool UseGTKStyleBase() const { return true; }
+
+ virtual void DoSetValue(const wxString &value, int flags = 0);
+
+ // wrappers hiding the differences between functions doing the same thing
+ // for GtkTextView and GtkEntry (all of them use current window style to
+ // set the given characteristic)
+ void GTKSetEditable();
+ void GTKSetVisibility();
+ void GTKSetWrapMode();
+ void GTKSetJustification();
+
+private:
+ // change the font for everything in this control
+ void ChangeFontGlobally();
+
+ // get the encoding which is used in this control: this looks at our font
+ // and default style but not the current style (i.e. the style for the
+ // current position); returns wxFONTENCODING_SYSTEM if we have no specific
+ // encoding
+ wxFontEncoding GetTextEncoding() const;
+
+
GtkWidget *m_text;
- GtkWidget *m_vScrollbar;
- bool m_vScrollbarVisible;
-};
-#endif // __GTKTEXTCTRLH__
+ bool m_modified:1;
+ bool m_dontMarkDirty:1;
+ int m_countUpdatesToIgnore;
+
+ // Our text buffer. Convenient, and holds the buffer while using
+ // a dummy one when frozen
+ GtkTextBuffer *m_buffer;
+
+ // number of calls to Freeze() minus number of calls to Thaw()
+ unsigned m_freezeCount;
+ GtkTextMark* m_showPositionOnThaw;
+
+ // For wxTE_AUTO_URL
+ void OnUrlMouseEvent(wxMouseEvent&);
+ GdkCursor *m_gdkHandCursor;
+ GdkCursor *m_gdkXTermCursor;
+
+ DECLARE_EVENT_TABLE()
+ DECLARE_DYNAMIC_CLASS(wxTextCtrl)
+};
+#endif // _WX_GTK_TEXTCTRL_H_
projects / wxWidgets.git / blobdiff