wxWidgets/include/wx/x11/textctrl.h
Vadim Zeitlin 24f54e45dc Add wxNOEXCEPT to all wxTextCtrl dtors.
Fix compilation with some compilers after r72978 which added wxNOEXCEPT to
wxTextCtrlBase dtor and wxTextCtrl dtor in wxMSW but not in all the other
ports.

See #14826.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@72984 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2012-11-19 11:53:49 +00:00

387 lines
12 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// 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__
// Set to 1 to use wxUniv's implementation, 0
// to use wxX11's.
#define wxUSE_UNIV_TEXTCTRL 1
#if wxUSE_UNIV_TEXTCTRL
#include "wx/univ/textctrl.h"
#else
#include "wx/scrolwin.h"
#include "wx/arrstr.h"
//-----------------------------------------------------------------------------
// classes
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_FWD_CORE 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 WXDLLIMPEXP_CORE 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);
virtual ~wxTextCtrl() wxNOEXCEPT;
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 void ChangeValue(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 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 wxTextPos 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; }
// 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 OnSetFocus( wxFocusEvent& event );
void OnKillFocus( wxFocusEvent& event );
void OnInternalIdle();
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;
virtual void DoSetValue(const wxString& value, int flags = 0);
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 wxT("goto") // to pos in numArg
#define wxACTION_TEXT_FIRST wxT("first") // go to pos 0
#define wxACTION_TEXT_LAST wxT("last") // go to last pos
#define wxACTION_TEXT_HOME wxT("home")
#define wxACTION_TEXT_END wxT("end")
#define wxACTION_TEXT_LEFT wxT("left")
#define wxACTION_TEXT_RIGHT wxT("right")
#define wxACTION_TEXT_UP wxT("up")
#define wxACTION_TEXT_DOWN wxT("down")
#define wxACTION_TEXT_WORD_LEFT wxT("wordleft")
#define wxACTION_TEXT_WORD_RIGHT wxT("wordright")
#define wxACTION_TEXT_PAGE_UP wxT("pageup")
#define wxACTION_TEXT_PAGE_DOWN wxT("pagedown")
// clipboard operations
#define wxACTION_TEXT_COPY wxT("copy")
#define wxACTION_TEXT_CUT wxT("cut")
#define wxACTION_TEXT_PASTE wxT("paste")
// insert text at the cursor position: the text is in strArg of PerformAction
#define wxACTION_TEXT_INSERT wxT("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 wxT("sel")
#define wxACTION_TEXT_PREFIX_DEL wxT("del")
// mouse selection
#define wxACTION_TEXT_ANCHOR_SEL wxT("anchorsel")
#define wxACTION_TEXT_EXTEND_SEL wxT("extendsel")
#define wxACTION_TEXT_SEL_WORD wxT("wordsel")
#define wxACTION_TEXT_SEL_LINE wxT("linesel")
// undo or redo
#define wxACTION_TEXT_UNDO wxT("undo")
#define wxACTION_TEXT_REDO wxT("redo")
// ----------------------------------------------------------------------------
// wxTextCtrl types
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE 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
// wxUSE_UNIV_TEXTCTRL
#endif // __X11TEXTCTRLH__