X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2830bf19dc5094794e8f1fee05aceb591ffe215b..533bedbf307fd324ebc864ad1b5292977c4fa7bc:/include/wx/gtk/textctrl.h diff --git a/include/wx/gtk/textctrl.h b/include/wx/gtk/textctrl.h index 061e82e3bd..6d73a76004 100644 --- a/include/wx/gtk/textctrl.h +++ b/include/wx/gtk/textctrl.h @@ -1,124 +1,229 @@ ///////////////////////////////////////////////////////////////////////////// -// 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 __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 -#else -#include -#endif - -//----------------------------------------------------------------------------- -// classes -//----------------------------------------------------------------------------- - -class wxTextCtrl; - -//----------------------------------------------------------------------------- -// global data -//----------------------------------------------------------------------------- - -extern const char *wxTextCtrlNameStr; - //----------------------------------------------------------------------------- -// 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); + 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 OnParentEnable( 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_frozenness > 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); + +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; + + 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 m_frozenness > 0 + GtkTextBuffer *m_buffer; + + // number of calls to Freeze() minus number of calls to Thaw() + unsigned int m_frozenness; + + // For wxTE_AUTO_URL + void OnUrlMouseEvent(wxMouseEvent&); + GdkCursor *m_gdkHandCursor; + GdkCursor *m_gdkXTermCursor; + + DECLARE_EVENT_TABLE() + DECLARE_DYNAMIC_CLASS(wxTextCtrl) }; #endif // __GTKTEXTCTRLH__ -