///////////////////////////////////////////////////////////////////////////// // Name: wx/x11/textctrl.h // Purpose: // Author: Robert Roebling // Created: 01/02/97 // Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef __X11TEXTCTRLH__ #define __X11TEXTCTRLH__ #ifdef __GNUG__ #pragma interface "textctrl.h" #endif #include "wx/scrolwin.h" #include "wx/dynarray.h" #include "wx/datetime.h" //----------------------------------------------------------------------------- // classes //----------------------------------------------------------------------------- class wxTextCtrl; //----------------------------------------------------------------------------- // helpers //----------------------------------------------------------------------------- enum wxSourceUndo { wxSOURCE_UNDO_LINE, wxSOURCE_UNDO_ENTER, wxSOURCE_UNDO_BACK, wxSOURCE_UNDO_INSERT_LINE, wxSOURCE_UNDO_DELETE, wxSOURCE_UNDO_PASTE }; class wxSourceUndoStep: public wxObject { public: wxSourceUndoStep( wxSourceUndo type, int y1, int y2, wxTextCtrl *owner ); void Undo(); wxSourceUndo m_type; int m_y1; int m_y2; int m_cursorX; int m_cursorY; wxTextCtrl *m_owner; wxString m_text; wxArrayString m_lines; }; class wxSourceLine { public: wxSourceLine( const wxString &text = wxEmptyString ) { m_text = text; } wxString m_text; }; WX_DECLARE_OBJARRAY(wxSourceLine, wxSourceLineArray); enum wxSourceLanguage { wxSOURCE_LANG_NONE, wxSOURCE_LANG_CPP, wxSOURCE_LANG_PERL, wxSOURCE_LANG_PYTHON }; //----------------------------------------------------------------------------- // wxTextCtrl //----------------------------------------------------------------------------- class wxTextCtrl: public wxTextCtrlBase, public wxScrollHelper { 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); 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); // required for scrolling with wxScrollHelper // ------------------------------------------ virtual void PrepareDC(wxDC& dc) { DoPrepareDC(dc); } // implement base class pure virtuals // ---------------------------------- 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; virtual bool IsModified() const; virtual bool IsEditable() const; // more readable flag testing methods // ---------------------------------- bool IsSingleLine() const { return !(GetWindowStyle() & wxTE_MULTILINE); } bool IsPassword() const { return (GetWindowStyle() & wxTE_PASSWORD) != 0; } bool WrapLines() const { return FALSE; } // 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); // clears the dirty flag 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); // Clipboard operations virtual void Copy(); virtual void Cut(); virtual void Paste(); // Undo/redo virtual void Undo(); virtual void Redo() {} virtual bool CanUndo() const { return (m_undos.GetCount() > 0); } virtual bool CanRedo() const { return FALSE; } // 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); virtual bool Enable( bool enable = TRUE ); void OnCut(wxCommandEvent& event); void OnCopy(wxCommandEvent& event); void OnPaste(wxCommandEvent& event); void OnUndo(wxCommandEvent& event); void OnRedo(wxCommandEvent& event); void OnUpdateCut(wxUpdateUIEvent& event); void OnUpdateCopy(wxUpdateUIEvent& event); void OnUpdatePaste(wxUpdateUIEvent& event); void OnUpdateUndo(wxUpdateUIEvent& event); void OnUpdateRedo(wxUpdateUIEvent& event); bool SetFont(const wxFont& font); bool SetForegroundColour(const wxColour& colour); bool SetBackgroundColour(const wxColour& colour); void SetModified() { m_modified = TRUE; } virtual void Freeze(); virtual void Thaw(); // textctrl specific scrolling virtual bool ScrollLines(int lines); virtual bool ScrollPages(int pages); // not part of the wxTextCtrl API from now on.. void SetLanguage( wxSourceLanguage lang = wxSOURCE_LANG_NONE ); void Delete(); void DeleteLine(); void Indent(); void Unindent(); bool HasSelection(); void ClearSelection(); int GetCursorX() { return m_cursorX; } int GetCursorY() { return m_cursorY; } bool IsModified() { return m_modified; } bool OverwriteMode() { return m_overwrite; } // implementation from now on... int PosToPixel( int line, int pos ); int PixelToPos( int line, int pixel ); void SearchForBrackets(); void DoChar( char c ); void DoBack(); void DoDelete(); void DoReturn(); void DoDClick(); wxString GetNextToken( wxString &line, size_t &pos ); void DrawLinePart( wxDC &dc, int x, int y, const wxString &toDraw, const wxString &origin, const wxColour &colour); void DrawLine( wxDC &dc, int x, int y, const wxString &line, int lineNum ); void OnPaint( wxPaintEvent &event ); void OnEraseBackground( wxEraseEvent &event ); void OnMouse( wxMouseEvent &event ); void OnChar( wxKeyEvent &event ); void OnIdle( wxIdleEvent &event ); void OnSetFocus( wxFocusEvent& event ); void OnKillFocus( wxFocusEvent& event ); void RefreshLine( int n ); void RefreshDown( int n ); void MoveCursor( int new_x, int new_y, bool shift = FALSE, bool centre = FALSE ); void MyAdjustScrollbars(); protected: // common part of all ctors void Init(); virtual wxSize DoGetBestSize() const; friend class wxSourceUndoStep; wxSourceLineArray m_lines; wxFont m_sourceFont; wxColour m_sourceColour; wxColour m_commentColour; wxColour m_stringColour; int m_cursorX; int m_cursorY; int m_selStartX,m_selStartY; int m_selEndX,m_selEndY; int m_lineHeight; int m_charWidth; int m_longestLine; bool m_overwrite; bool m_modified; bool m_editable; bool m_ignoreInput; wxArrayString m_keywords; wxColour m_keywordColour; wxArrayString m_defines; wxColour m_defineColour; wxArrayString m_variables; wxColour m_variableColour; wxSourceLanguage m_lang; wxList m_undos; bool m_capturing; int m_bracketX; int m_bracketY; private: DECLARE_EVENT_TABLE() DECLARE_DYNAMIC_CLASS(wxTextCtrl); }; //----------------------------------------------------------------------------- // this is superfluous here but helps to compile //----------------------------------------------------------------------------- // cursor movement and also selection and delete operations #define wxACTION_TEXT_GOTO _T("goto") // to pos in numArg #define wxACTION_TEXT_FIRST _T("first") // go to pos 0 #define wxACTION_TEXT_LAST _T("last") // go to last pos #define wxACTION_TEXT_HOME _T("home") #define wxACTION_TEXT_END _T("end") #define wxACTION_TEXT_LEFT _T("left") #define wxACTION_TEXT_RIGHT _T("right") #define wxACTION_TEXT_UP _T("up") #define wxACTION_TEXT_DOWN _T("down") #define wxACTION_TEXT_WORD_LEFT _T("wordleft") #define wxACTION_TEXT_WORD_RIGHT _T("wordright") #define wxACTION_TEXT_PAGE_UP _T("pageup") #define wxACTION_TEXT_PAGE_DOWN _T("pagedown") // clipboard operations #define wxACTION_TEXT_COPY _T("copy") #define wxACTION_TEXT_CUT _T("cut") #define wxACTION_TEXT_PASTE _T("paste") // insert text at the cursor position: the text is in strArg of PerformAction #define wxACTION_TEXT_INSERT _T("insert") // if the action starts with either of these prefixes and the rest of the // string is one of the movement commands, it means to select/delete text from // the current cursor position to the new one #define wxACTION_TEXT_PREFIX_SEL _T("sel") #define wxACTION_TEXT_PREFIX_DEL _T("del") // mouse selection #define wxACTION_TEXT_ANCHOR_SEL _T("anchorsel") #define wxACTION_TEXT_EXTEND_SEL _T("extendsel") #define wxACTION_TEXT_SEL_WORD _T("wordsel") #define wxACTION_TEXT_SEL_LINE _T("linesel") // undo or redo #define wxACTION_TEXT_UNDO _T("undo") #define wxACTION_TEXT_REDO _T("redo") // ---------------------------------------------------------------------------- // wxTextCtrl types // ---------------------------------------------------------------------------- // wxTextPos is the position in the text typedef long wxTextPos; // wxTextCoord is the line or row number (which should have been unsigned but // is long for backwards compatibility) typedef long wxTextCoord; class WXDLLEXPORT wxStdTextCtrlInputHandler : public wxStdInputHandler { public: wxStdTextCtrlInputHandler(wxInputHandler *inphand) : wxStdInputHandler(inphand) {} virtual bool HandleKey(wxInputConsumer *consumer, const wxKeyEvent& event, bool pressed) { return FALSE; } virtual bool HandleMouse(wxInputConsumer *consumer, const wxMouseEvent& event) { return FALSE; } virtual bool HandleMouseMove(wxInputConsumer *consumer, const wxMouseEvent& event) { return FALSE; } virtual bool HandleFocus(wxInputConsumer *consumer, const wxFocusEvent& event) { return FALSE; } protected: // get the position of the mouse click static wxTextPos HitTest(const wxTextCtrl *text, const wxPoint& pos) { return 0; } // capture data wxTextCtrl *m_winCapture; }; #endif // __GTKTEXTCTRLH__