/////////////////////////////////////////////////////////////////////////////
-// Name: textctrl.h
+// Name: wx/msw/textctrl.h
// Purpose: wxTextCtrl class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_TEXTCTRL_H_
#define _WX_TEXTCTRL_H_
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "textctrl.h"
#endif
-#include "wx/setup.h"
-#include "wx/control.h"
+class WXDLLEXPORT wxTextCtrl : public wxTextCtrlBase
+{
+public:
+ // creation
+ // --------
-#if wxUSE_IOSTREAMH
- #include <iostream.h>
-#else
- #include <iostream>
-#endif
+ 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)
+ {
+ Init();
-#if defined(__WIN95__) && !defined(__TWIN32__)
- #define wxUSE_RICHEDIT 1
-#else
- #define wxUSE_RICHEDIT 0
-#endif
+ Create(parent, id, value, pos, size, style, validator, name);
+ }
+ ~wxTextCtrl();
-WXDLLEXPORT_DATA(extern const char*) wxTextCtrlNameStr;
-WXDLLEXPORT_DATA(extern const char*) wxEmptyString;
+ 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);
-// Single-line text item
-class WXDLLEXPORT wxTextCtrl: public wxControl
+ // implement base class pure virtuals
+ // ----------------------------------
-// 16-bit Borland 4.0 doesn't seem to allow multiple inheritance with wxWindow and streambuf:
-// it complains about deriving a huge class from the huge class streambuf. !!
-// Also, can't use streambuf if making or using a DLL :-(
+ virtual wxString GetValue() const;
+ virtual void SetValue(const wxString& value);
-#if (defined(__BORLANDC__)) || defined(__MWERKS__) || defined(_WINDLL) || defined(WXUSINGDLL) || defined(WXMAKINGDLL)
-#define NO_TEXT_WINDOW_STREAM
-#endif
+ virtual wxString GetRange(long from, long to) const;
-#ifndef NO_TEXT_WINDOW_STREAM
-, public streambuf
-#endif
+ virtual int GetLineLength(long lineNo) const;
+ virtual wxString GetLineText(long lineNo) const;
+ virtual int GetNumberOfLines() const;
-{
- DECLARE_DYNAMIC_CLASS(wxTextCtrl)
-
-public:
- // creation
- // --------
- wxTextCtrl();
- inline 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)
-#ifndef NO_TEXT_WINDOW_STREAM
- :streambuf()
-#endif
- {
- Create(parent, id, value, pos, size, style, validator, name);
- }
-
- bool Create(wxWindow *parent, wxWindowID id,
- const wxString& value = wxEmptyString,
- const wxPoint& pos = wxDefaultPosition,
- const wxSize& size = wxDefaultSize, long style = wxTE_PROCESS_TAB,
- const wxValidator& validator = wxDefaultValidator,
- const wxString& name = wxTextCtrlNameStr);
-
- // accessors
- // ---------
- virtual wxString GetValue() const ;
- virtual void SetValue(const wxString& value);
-
- virtual int GetLineLength(long lineNo) const;
- virtual wxString GetLineText(long lineNo) const;
- virtual int GetNumberOfLines() const;
-
- // operations
- // ----------
- virtual void SetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO);
- void SetSize(const wxRect& rect, int sizeFlags = wxSIZE_AUTO)
- { wxWindow::SetSize(rect, sizeFlags); }
- void SetSize(const wxSize& size) { wxWindow::SetSize(size); }
-
- // Clipboard operations
- virtual void Copy();
- virtual void Cut();
- virtual void Paste();
-
- virtual void SetInsertionPoint(long pos);
- virtual void SetInsertionPointEnd();
- virtual long GetInsertionPoint() const ;
- virtual long GetLastPosition() const ;
- virtual void Replace(long from, long to, const wxString& value);
- virtual void Remove(long from, long to);
- virtual void SetSelection(long from, long to);
- virtual void SetEditable(bool editable);
-
- // streambuf implementation
-#ifndef NO_TEXT_WINDOW_STREAM
- int overflow(int i);
- int sync();
- int underflow();
-#endif
-
- 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);
-
- virtual bool LoadFile(const wxString& file);
- virtual bool SaveFile(const wxString& file);
- virtual void WriteText(const wxString& text);
- virtual void DiscardEdits();
- virtual bool IsModified() const;
-
-#if WXWIN_COMPATIBILITY
- inline bool Modified() const { return IsModified(); }
-#endif
-
- virtual long XYToPosition(long x, long y) const ;
- virtual void PositionToXY(long pos, long *x, long *y) const ;
- virtual void ShowPosition(long pos);
- virtual void Clear();
-
- // callbacks
- // ---------
- void OnDropFiles(wxDropFilesEvent& event);
- void OnChar(wxKeyEvent& event); // Process 'enter' if required
- void OnEraseBackground(wxEraseEvent& event);
-
- // Implementation
- // --------------
- virtual void Command(wxCommandEvent& event);
- virtual bool MSWCommand(WXUINT param, WXWORD id);
+ virtual bool IsModified() const;
+ virtual bool IsEditable() const;
+
+ 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);
+
+ // load the controls contents from the file
+ virtual bool LoadFile(const wxString& file);
+
+ // 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);
+
+#ifdef __WIN32__
+ virtual bool EmulateKeyPress(const wxKeyEvent& event);
+#endif // __WIN32__
#if wxUSE_RICHEDIT
- bool IsRich() const { return m_isRich; }
- void SetRichEdit(bool isRich) { m_isRich = isRich; }
-#endif
+ // apply text attribute to the range of text (only works with richedit
+ // controls)
+ virtual bool SetStyle(long start, long end, const wxTextAttr& style);
+ virtual bool SetDefaultStyle(const wxTextAttr& style);
+ virtual bool GetStyle(long position, wxTextAttr& style);
+#endif // wxUSE_RICHEDIT
+
+ // 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();
+
+ virtual bool CanCopy() const;
+ virtual bool CanCut() const;
+ virtual bool CanPaste() const;
+
+ // 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 long GetInsertionPoint() const;
+ virtual long GetLastPosition() const;
+
+ virtual void SetSelection(long from, long to);
+ virtual void SetEditable(bool editable);
+
+ // Caret handling (Windows only)
+
+ bool ShowNativeCaret(bool show = true);
+ bool HideNativeCaret() { return ShowNativeCaret(false); }
+
+ // Implementation from now on
+ // --------------------------
+
+ virtual void SetWindowStyleFlag(long style);
+
+ virtual void Command(wxCommandEvent& event);
+ virtual bool MSWCommand(WXUINT param, WXWORD id);
+ virtual WXHBRUSH MSWControlColor(WXHDC hDC);
+
+#if wxUSE_RICHEDIT
+ virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
+
+ int GetRichVersion() const { return m_verRichEdit; }
+ bool IsRich() const { return m_verRichEdit != 0; }
+
+ // rich edit controls are not compatible with normal ones and wem ust set
+ // the colours for them otherwise
+ virtual bool SetBackgroundColour(const wxColour& colour);
+ virtual bool SetForegroundColour(const wxColour& colour);
+#endif // wxUSE_RICHEDIT
+
+ virtual void AdoptAttributesFromHWND();
+
+ virtual bool AcceptsFocus() const;
+
+ // callbacks
+ void OnDropFiles(wxDropFilesEvent& event);
+ void OnChar(wxKeyEvent& event); // Process 'enter' if required
+
+ void OnCut(wxCommandEvent& event);
+ void OnCopy(wxCommandEvent& event);
+ void OnPaste(wxCommandEvent& event);
+ void OnUndo(wxCommandEvent& event);
+ void OnRedo(wxCommandEvent& event);
+ void OnDelete(wxCommandEvent& event);
+ void OnSelectAll(wxCommandEvent& event);
+
+ void OnUpdateCut(wxUpdateUIEvent& event);
+ void OnUpdateCopy(wxUpdateUIEvent& event);
+ void OnUpdatePaste(wxUpdateUIEvent& event);
+ void OnUpdateUndo(wxUpdateUIEvent& event);
+ void OnUpdateRedo(wxUpdateUIEvent& event);
+ void OnUpdateDelete(wxUpdateUIEvent& event);
+ void OnUpdateSelectAll(wxUpdateUIEvent& event);
+
+ // Show a context menu for Rich Edit controls (the standard
+ // EDIT control has one already)
+ void OnRightClick(wxMouseEvent& event);
+
+ // be sure the caret remains invisible if the user
+ // called HideNativeCaret() before
+ void OnSetFocus(wxFocusEvent& event);
- virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
- WXUINT message, WXWPARAM wParam,
- WXLPARAM lParam);
-
- virtual void AdoptAttributesFromHWND();
- virtual void SetupColours();
- virtual long MSWGetDlgCode();
-
protected:
+ // common part of all ctors
+ void Init();
+
+ // intercept WM_GETDLGCODE
+ virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
+
+ // call this to increase the size limit (will do nothing if the current
+ // limit is big enough)
+ //
+ // returns true if we increased the limit to allow entering more text,
+ // false if we hit the limit set by SetMaxLength() and so didn't change it
+ bool AdjustSpaceLimit();
+
+#if wxUSE_RICHEDIT && (!wxUSE_UNICODE || wxUSE_UNICODE_MSLU)
+ // replace the selection or the entire control contents with the given text
+ // in the specified encoding
+ bool StreamIn(const wxString& value, wxFontEncoding encoding, bool selOnly);
+
+ // get the contents of the control out as text in the given encoding
+ wxString StreamOut(wxFontEncoding encoding, bool selOnly = false) const;
+#endif // wxUSE_RICHEDIT
+
+ // replace the contents of the selection or of the entire control with the
+ // given text
+ void DoWriteText(const wxString& text, bool selectionOnly = true);
+
+ // set the selection possibly without scrolling the caret into view
+ void DoSetSelection(long from, long to, bool scrollCaret = true);
+
+ // return true if there is a non empty selection in the control
+ bool HasSelection() const;
+
+ // get the length of the line containing the character at the given
+ // position
+ long GetLengthOfLineContainingPos(long pos) const;
+
+ // send TEXT_UPDATED event, return true if it was handled, false otherwise
+ bool SendUpdateEvent();
+
+ // override some base class virtuals
+ virtual bool MSWShouldPreProcessMessage(WXMSG* pMsg);
+ virtual wxSize DoGetBestSize() const;
+
+ virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
+
#if wxUSE_RICHEDIT
- bool m_isRich; // Are we using rich text edit to implement this?
-#endif
+ // we're using RICHEDIT (and not simple EDIT) control if this field is not
+ // 0, it also gives the version of the RICHEDIT control being used (1, 2 or
+ // 3 so far)
+ int m_verRichEdit;
+#endif // wxUSE_RICHEDIT
+
+ // number of EN_UPDATE events sent by Windows when we change the controls
+ // text ourselves: we want this to be exactly 1
+ int m_updatesCount;
+
+ virtual wxVisualAttributes GetDefaultAttributes() const;
+
+private:
+ DECLARE_EVENT_TABLE()
+ DECLARE_DYNAMIC_CLASS_NO_COPY(wxTextCtrl)
+
+ wxMenu* m_privateContextMenu;
+
+ bool m_isNativeCaretShown;
- wxString m_fileName;
-
- DECLARE_EVENT_TABLE()
+ // this is an optimization: instead of checking all the time whether we
+ // need to move the caret to the end of text (before appending to the
+ // control), we remember whether it is already at the end of text in this
+ // variable
+ bool m_isCaretAtEnd;
};
#endif
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