X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/886dd7d28e50c003cc88b81b968d487a3c17b0d7..c534e69669840e016d9e109356d8839302bb95db:/include/wx/textctrl.h diff --git a/include/wx/textctrl.h b/include/wx/textctrl.h index 67373c7db3..5494405586 100644 --- a/include/wx/textctrl.h +++ b/include/wx/textctrl.h @@ -1,11 +1,11 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: textctrl.h +// Name: wx/textctrl.h // Purpose: wxTextCtrlBase class - the interface of wxTextCtrl // Author: Vadim Zeitlin // Modified by: // Created: 13.07.99 // RCS-ID: $Id$ -// Copyright: (c) wxWindows team +// Copyright: (c) Vadim Zeitlin // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// @@ -16,52 +16,58 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(__APPLE__) - #pragma interface "textctrlbase.h" -#endif - #include "wx/defs.h" #if wxUSE_TEXTCTRL #include "wx/control.h" // the base class -#include "wx/dynarray.h" +#include "wx/dynarray.h" // wxArrayInt +#include "wx/gdicmn.h" // wxPoint + +// Open Watcom 1.3 does allow only ios::rdbuf() while +// we want something with streambuf parameter +// Also, can't use streambuf if making or using a DLL :-( + +#if defined(__WATCOMC__) || \ + defined(__MWERKS__) || \ + (defined(__WINDOWS__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL))) + #define wxHAS_TEXT_WINDOW_STREAM 0 +#elif wxUSE_STD_IOSTREAM + #include "wx/ioswrap.h" + #define wxHAS_TEXT_WINDOW_STREAM 1 +#else + #define wxHAS_TEXT_WINDOW_STREAM 0 +#endif -// 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 :-( +class WXDLLIMPEXP_FWD_CORE wxTextCtrl; +class WXDLLIMPEXP_FWD_CORE wxTextCtrlBase; -#if (defined(__BORLANDC__)) || defined(__MWERKS__) || \ - defined(WXUSINGDLL) || defined(WXMAKINGDLL) - #define NO_TEXT_WINDOW_STREAM -#endif +// ---------------------------------------------------------------------------- +// wxTextCtrl types +// ---------------------------------------------------------------------------- -#ifndef NO_TEXT_WINDOW_STREAM - #if wxUSE_STD_IOSTREAM - #include "wx/ioswrap.h" // derivation: we need the full decls. - #else // !wxUSE_STD_IOSTREAM - // can't compile this feature in if we don't use streams at all - #define NO_TEXT_WINDOW_STREAM - #endif // wxUSE_STD_IOSTREAM/!wxUSE_STD_IOSTREAM -#endif +// wxTextPos is the position in the text +typedef long wxTextPos; -class WXDLLEXPORT wxTextCtrl; -class WXDLLEXPORT wxTextCtrlBase; +// wxTextCoord is the line or row number (which should have been unsigned but +// is long for backwards compatibility) +typedef long wxTextCoord; // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- -WXDLLEXPORT_DATA(extern const wxChar*) wxTextCtrlNameStr; +extern WXDLLEXPORT_DATA(const wxChar) wxTextCtrlNameStr[]; + +// this is intentionally not enum to avoid warning fixes with +// typecasting from enum type to wxTextCoord +const wxTextCoord wxOutOfRangeTextCoord = -1; +const wxTextCoord wxInvalidTextCoord = -2; // ---------------------------------------------------------------------------- // wxTextCtrl style flags // ---------------------------------------------------------------------------- -// the flag bits 0x0001, and 0x0004 are free but should be used only for the -// things which don't make sense for a text control used by wxTextEntryDialog -// because they would otherwise conflict with wxOK, wxCANCEL, wxCENTRE - #define wxTE_NO_VSCROLL 0x0002 #define wxTE_AUTO_SCROLL 0x0008 @@ -85,23 +91,59 @@ WXDLLEXPORT_DATA(extern const wxChar*) wxTextCtrlNameStr; // automatically detect the URLs and generate the events when mouse is // moved/clicked over an URL // -// this is for Win32 richedit controls only so far +// this is for Win32 richedit and wxGTK2 multiline controls only so far #define wxTE_AUTO_URL 0x1000 // by default, the Windows text control doesn't show the selection when it // doesn't have focus - use this style to force it to always show it #define wxTE_NOHIDESEL 0x2000 -// use wxHSCROLL to not wrap text at all, wxTE_LINEWRAP to wrap it at any +// use wxHSCROLL to not wrap text at all, wxTE_CHARWRAP to wrap it at any // position and wxTE_WORDWRAP to wrap at words boundary +// +// if no wrapping style is given at all, the control wraps at word boundary #define wxTE_DONTWRAP wxHSCROLL -#define wxTE_LINEWRAP 0x4000 -#define wxTE_WORDWRAP 0x0000 // it's just == !wxHSCROLL +#define wxTE_CHARWRAP 0x4000 // wrap at any position +#define wxTE_WORDWRAP 0x0001 // wrap only at words boundaries +#define wxTE_BESTWRAP 0x0000 // this is the default + +#if WXWIN_COMPATIBILITY_2_6 + // obsolete synonym + #define wxTE_LINEWRAP wxTE_CHARWRAP +#endif // WXWIN_COMPATIBILITY_2_6 // force using RichEdit version 2.0 or 3.0 instead of 1.0 (default) for // wxTE_RICH controls - can be used together with or instead of wxTE_RICH #define wxTE_RICH2 0x8000 +// reuse wxTE_RICH2's value for CAPEDIT control on Windows CE +#if defined(__SMARTPHONE__) || defined(__POCKETPC__) +#define wxTE_CAPITALIZE wxTE_RICH2 +#else +#define wxTE_CAPITALIZE 0 +#endif + +// ---------------------------------------------------------------------------- +// wxTextCtrl file types +// ---------------------------------------------------------------------------- + +#define wxTEXT_TYPE_ANY 0 + +// ---------------------------------------------------------------------------- +// wxTextCtrl::HitTest return values +// ---------------------------------------------------------------------------- + +// the point asked is ... +enum wxTextCtrlHitTestResult +{ + wxTE_HT_UNKNOWN = -2, // this means HitTest() is simply not implemented + wxTE_HT_BEFORE, // either to the left or upper + wxTE_HT_ON_TEXT, // directly on + wxTE_HT_BELOW, // below [the last line] + wxTE_HT_BEYOND // after [the end of line] +}; +// ... the character returned + // ---------------------------------------------------------------------------- // Types for wxTextAttr // ---------------------------------------------------------------------------- @@ -128,7 +170,8 @@ enum wxTextAttrAlignment #define wxTEXT_ATTR_FONT_ITALIC 0x0020 #define wxTEXT_ATTR_FONT_UNDERLINE 0x0040 #define wxTEXT_ATTR_FONT \ - wxTEXT_ATTR_FONT_FACE | wxTEXT_ATTR_FONT_SIZE | wxTEXT_ATTR_FONT_WEIGHT | wxTEXT_ATTR_FONT_ITALIC | wxTEXT_ATTR_FONT_UNDERLINE + ( wxTEXT_ATTR_FONT_FACE | wxTEXT_ATTR_FONT_SIZE | wxTEXT_ATTR_FONT_WEIGHT | \ + wxTEXT_ATTR_FONT_ITALIC | wxTEXT_ATTR_FONT_UNDERLINE ) #define wxTEXT_ATTR_ALIGNMENT 0x0080 #define wxTEXT_ATTR_LEFT_INDENT 0x0100 #define wxTEXT_ATTR_RIGHT_INDENT 0x0200 @@ -151,6 +194,22 @@ public: // operations void Init(); + // merges the attributes of the base and the overlay objects and returns + // the result; the parameter attributes take precedence + // + // WARNING: the order of arguments is the opposite of Combine() + static wxTextAttr Merge(const wxTextAttr& base, const wxTextAttr& overlay) + { + return Combine(overlay, base, NULL); + } + + // merges the attributes of this object and overlay + void Merge(const wxTextAttr& overlay) + { + *this = Merge(*this, overlay); + } + + // operators void operator= (const wxTextAttr& attr); @@ -160,7 +219,7 @@ public: void SetFont(const wxFont& font, long flags = wxTEXT_ATTR_FONT) { m_font = font; m_flags |= flags; } void SetAlignment(wxTextAttrAlignment alignment) { m_textAlignment = alignment; m_flags |= wxTEXT_ATTR_ALIGNMENT; } void SetTabs(const wxArrayInt& tabs) { m_tabs = tabs; m_flags |= wxTEXT_ATTR_TABS; } - void SetLeftIndent(int indent) { m_leftIndent = indent; m_flags |= wxTEXT_ATTR_LEFT_INDENT; } + void SetLeftIndent(int indent, int subIndent = 0) { m_leftIndent = indent; m_leftSubIndent = subIndent; m_flags |= wxTEXT_ATTR_LEFT_INDENT; } void SetRightIndent(int indent) { m_rightIndent = indent; m_flags |= wxTEXT_ATTR_RIGHT_INDENT; } void SetFlags(long flags) { m_flags = flags; } @@ -180,6 +239,7 @@ public: wxTextAttrAlignment GetAlignment() const { return m_textAlignment; } const wxArrayInt& GetTabs() const { return m_tabs; } long GetLeftIndent() const { return m_leftIndent; } + long GetLeftSubIndent() const { return m_leftSubIndent; } long GetRightIndent() const { return m_rightIndent; } long GetFlags() const { return m_flags; } @@ -205,6 +265,9 @@ private: wxTextAttrAlignment m_textAlignment; wxArrayInt m_tabs; // array of int: tab stops in 1/10 mm int m_leftIndent; // left indent in 1/10 mm + int m_leftSubIndent; // left indent for all but the first + // line in a paragraph relative to the + // first line, in 1/10 mm int m_rightIndent; // right indent in 1/10 mm }; @@ -214,7 +277,7 @@ private: // ---------------------------------------------------------------------------- class WXDLLEXPORT wxTextCtrlBase : public wxControl -#ifndef NO_TEXT_WINDOW_STREAM +#if wxHAS_TEXT_WINDOW_STREAM , public wxSTD streambuf #endif @@ -223,14 +286,19 @@ public: // creation // -------- - wxTextCtrlBase(); - ~wxTextCtrlBase(); + wxTextCtrlBase(){} + virtual ~wxTextCtrlBase(){} // accessors // --------- virtual wxString GetValue() const = 0; - virtual void SetValue(const wxString& value) = 0; + virtual bool IsEmpty() const { return GetValue().empty(); } + + virtual void SetValue(const wxString& value) + { DoSetValue(value, SetValue_SendEvent); } + virtual void ChangeValue(const wxString& value) + { DoSetValue(value); } virtual wxString GetRange(long from, long to) const; @@ -242,7 +310,7 @@ public: virtual bool IsEditable() const = 0; // more readable flag testing methods - bool IsSingleLine() const { return !(GetWindowStyle() & wxTE_MULTILINE); } + bool IsSingleLine() const { return !HasFlag(wxTE_MULTILINE); } bool IsMultiLine() const { return !IsSingleLine(); } // If the return values from and to are the same, there is no selection. @@ -258,12 +326,24 @@ public: virtual void Replace(long from, long to, const wxString& value) = 0; virtual void Remove(long from, long to) = 0; - // load/save the controls contents from/to the file - virtual bool LoadFile(const wxString& file); - virtual bool SaveFile(const wxString& file = wxEmptyString); + // load/save the control's contents from/to a file + bool LoadFile(const wxString& file, int fileType = wxTEXT_TYPE_ANY) { return DoLoadFile(file, fileType); } + bool SaveFile(const wxString& file = wxEmptyString, int fileType = wxTEXT_TYPE_ANY); + + // implementation for loading/saving + virtual bool DoLoadFile(const wxString& file, int fileType); + virtual bool DoSaveFile(const wxString& file, int fileType); - // clears the dirty flag + // sets/clears the dirty flag + virtual void MarkDirty() = 0; virtual void DiscardEdits() = 0; + void SetModified(bool modified) + { + if ( modified ) + MarkDirty(); + else + DiscardEdits(); + } // set the max number of characters which may be entered in a single line // text control @@ -275,7 +355,7 @@ public: virtual void AppendText(const wxString& text) = 0; // insert the character which would have resulted from this key event, - // return TRUE if anything has been inserted + // return true if anything has been inserted virtual bool EmulateKeyPress(const wxKeyEvent& event); // text control under some platforms supports the text styles: these @@ -294,6 +374,15 @@ public: virtual void ShowPosition(long pos) = 0; + // find the character at position given in pixels + // + // NB: pt is in device coords (not adjusted for the client area origin nor + // scrolling) + virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt, long *pos) const; + virtual wxTextCtrlHitTestResult HitTest(const wxPoint& pt, + wxTextCoord *col, + wxTextCoord *row) const; + // Clipboard operations virtual void Copy() = 0; virtual void Cut() = 0; @@ -314,17 +403,12 @@ public: virtual void SetInsertionPoint(long pos) = 0; virtual void SetInsertionPointEnd() = 0; virtual long GetInsertionPoint() const = 0; - virtual long GetLastPosition() const = 0; + virtual wxTextPos GetLastPosition() const = 0; virtual void SetSelection(long from, long to) = 0; virtual void SelectAll(); virtual void SetEditable(bool editable) = 0; - // override streambuf method -#ifndef NO_TEXT_WINDOW_STREAM - int overflow(int i); -#endif // NO_TEXT_WINDOW_STREAM - // stream-like insertion operators: these are always available, whether we // were, or not, compiled with streambuf support wxTextCtrl& operator<<(const wxString& s); @@ -334,18 +418,40 @@ public: wxTextCtrl& operator<<(double d); wxTextCtrl& operator<<(const wxChar c); - // obsolete functions -#if WXWIN_COMPATIBILITY - bool Modified() const { return IsModified(); } -#endif + // generate the wxEVT_COMMAND_TEXT_UPDATED event, like SetValue() does + void SendTextUpdatedEvent(); + + // do the window-specific processing after processing the update event + virtual void DoUpdateWindowUI(wxUpdateUIEvent& event); + + virtual bool ShouldInheritColours() const { return false; } protected: + // override streambuf method +#if wxHAS_TEXT_WINDOW_STREAM + int overflow(int i); +#endif // wxHAS_TEXT_WINDOW_STREAM + + // flags for DoSetValue(): common part of SetValue() and ChangeValue() and + // also used to implement WriteText() in wxMSW + enum + { + SetValue_SendEvent = 1, + SetValue_SelectionOnly = 2 + }; + + virtual void DoSetValue(const wxString& value, int flags = 0) = 0; + + // the name of the last file loaded with LoadFile() which will be used by // SaveFile() by default wxString m_filename; // the text style which will be used for any new text added to the control wxTextAttr m_defaultStyle; + + DECLARE_NO_COPY_CLASS(wxTextCtrlBase) + DECLARE_ABSTRACT_CLASS(wxTextCtrlBase) }; // ---------------------------------------------------------------------------- @@ -356,12 +462,16 @@ protected: #include "wx/x11/textctrl.h" #elif defined(__WXUNIVERSAL__) #include "wx/univ/textctrl.h" +#elif defined(__SMARTPHONE__) && defined(__WXWINCE__) + #include "wx/msw/wince/textctrlce.h" #elif defined(__WXMSW__) #include "wx/msw/textctrl.h" #elif defined(__WXMOTIF__) #include "wx/motif/textctrl.h" -#elif defined(__WXGTK__) +#elif defined(__WXGTK20__) #include "wx/gtk/textctrl.h" +#elif defined(__WXGTK__) + #include "wx/gtk1/textctrl.h" #elif defined(__WXMAC__) #include "wx/mac/textctrl.h" #elif defined(__WXCOCOA__) @@ -412,7 +522,7 @@ protected: m_end; private: - DECLARE_DYNAMIC_CLASS(wxTextUrlEvent) + DECLARE_DYNAMIC_CLASS_NO_COPY(wxTextUrlEvent) public: // for wxWin RTTI only, don't use @@ -421,12 +531,22 @@ public: typedef void (wxEvtHandler::*wxTextUrlEventFunction)(wxTextUrlEvent&); -#define EVT_TEXT(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_UPDATED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) & fn, (wxObject *) NULL ), -#define EVT_TEXT_ENTER(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_ENTER, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) & fn, (wxObject *) NULL ), -#define EVT_TEXT_URL(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_URL, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) (wxTextUrlEventFunction) & fn, (wxObject *) NULL ), -#define EVT_TEXT_MAXLEN(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_MAXLEN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) & fn, (wxObject *) NULL ), +#define wxTextEventHandler(func) wxCommandEventHandler(func) +#define wxTextUrlEventHandler(func) \ + (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxTextUrlEventFunction, &func) + +#define wx__DECLARE_TEXTEVT(evt, id, fn) \ + wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_ ## evt, id, wxTextEventHandler(fn)) -#ifndef NO_TEXT_WINDOW_STREAM +#define wx__DECLARE_TEXTURLEVT(evt, id, fn) \ + wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_ ## evt, id, wxTextUrlEventHandler(fn)) + +#define EVT_TEXT(id, fn) wx__DECLARE_TEXTEVT(UPDATED, id, fn) +#define EVT_TEXT_ENTER(id, fn) wx__DECLARE_TEXTEVT(ENTER, id, fn) +#define EVT_TEXT_URL(id, fn) wx__DECLARE_TEXTURLEVT(URL, id, fn) +#define EVT_TEXT_MAXLEN(id, fn) wx__DECLARE_TEXTEVT(MAXLEN, id, fn) + +#if wxHAS_TEXT_WINDOW_STREAM // ---------------------------------------------------------------------------- // wxStreamToTextRedirector: this class redirects all data sent to the given @@ -435,14 +555,26 @@ typedef void (wxEvtHandler::*wxTextUrlEventFunction)(wxTextUrlEvent&); class WXDLLEXPORT wxStreamToTextRedirector { -public: - wxStreamToTextRedirector(wxTextCtrl *text, wxSTD ostream *ostr = NULL) - : m_ostr(ostr ? *ostr : wxSTD cout) +private: + void Init(wxTextCtrl *text) { m_sbufOld = m_ostr.rdbuf(); m_ostr.rdbuf(text); } +public: + wxStreamToTextRedirector(wxTextCtrl *text) + : m_ostr(wxSTD cout) + { + Init(text); + } + + wxStreamToTextRedirector(wxTextCtrl *text, wxSTD ostream *ostr) + : m_ostr(*ostr) + { + Init(text); + } + ~wxStreamToTextRedirector() { m_ostr.rdbuf(m_sbufOld); @@ -456,7 +588,7 @@ private: wxSTD streambuf *m_sbufOld; }; -#endif // !NO_TEXT_WINDOW_STREAM +#endif // wxHAS_TEXT_WINDOW_STREAM #endif // wxUSE_TEXTCTRL