X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a1b82138efe9aacda4e0ad7ce4b1551d624524c4..700d08c1092bd08150d47b952c1e0d817a64d75f:/include/wx/gtk/textctrl.h diff --git a/include/wx/gtk/textctrl.h b/include/wx/gtk/textctrl.h index b480306b08..28554b1f96 100644 --- a/include/wx/gtk/textctrl.h +++ b/include/wx/gtk/textctrl.h @@ -1,48 +1,52 @@ ///////////////////////////////////////////////////////////////////////////// -// 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__ +#ifndef _WX_GTK_TEXTCTRL_H_ +#define _WX_GTK_TEXTCTRL_H_ -#ifdef __GNUG__ - #pragma interface -#endif - -//----------------------------------------------------------------------------- -// classes -//----------------------------------------------------------------------------- - -class wxTextCtrl; +typedef struct _GtkTextMark GtkTextMark; //----------------------------------------------------------------------------- // wxTextCtrl //----------------------------------------------------------------------------- -class wxTextCtrl: public wxTextCtrlBase +class WXDLLIMPEXP_CORE wxTextCtrl: public wxTextCtrlBase { 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 ); + 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 void WriteText(const wxString& text); virtual wxString GetValue() const; - virtual void SetValue(const wxString& value); + virtual bool IsEmpty() const; virtual int GetLineLength(long lineNo) const; virtual wxString GetLineText(long lineNo) const; @@ -51,62 +55,48 @@ public: 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); - // load/save the controls contents from/to the file - virtual bool LoadFile(const wxString& file); - virtual bool SaveFile(const wxString& file); - - // clears the dirty flag + virtual void MarkDirty(); virtual void DiscardEdits(); - // 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); + 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 void PositionToXY(long pos, 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 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 ); @@ -123,24 +113,121 @@ public: void OnUpdateUndo(wxUpdateUIEvent& event); void OnUpdateRedo(wxUpdateUIEvent& event); - bool SetFont( const wxFont &font ); - bool SetForegroundColour(const wxColour &colour); - bool SetBackgroundColour(const wxColour &colour); + bool SetFont(const wxFont& font); + bool SetForegroundColour(const wxColour& colour); + bool SetBackgroundColour(const wxColour& colour); GtkWidget* GetConnectWidget(); - bool IsOwnGtkWindow( GdkWindow *window ); - void ApplyWidgetStyle(); - void CalculateScrollbar(); + + 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 + + // 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: + // 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); + + // overridden wxWindow virtual methods + 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 GTKSetActivatesDefault(); + void GTKSetWrapMode(); + void GTKSetJustification(); private: - bool m_modified; + // overridden wxTextEntry virtual methods + virtual const wxWindow *GetEditableWindow() const { return this; } + virtual GtkEditable *GetEditable() const; + virtual void EnableTextChangedEvents(bool enable); + + // 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; + + // returns either m_text or m_buffer depending on whether the control is + // single- or multi-line; convenient for the GTK+ functions which work with + // both + void *GetTextObject() const + { + return IsMultiLine() ? wx_static_cast(void *, m_buffer) + : wx_static_cast(void *, m_text); + } + + + // the widget used for single line controls 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 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); + DECLARE_DYNAMIC_CLASS(wxTextCtrl) }; -#endif // __GTKTEXTCTRLH__ - +#endif // _WX_GTK_TEXTCTRL_H_