X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/dd107c50be43e8d4dbdba20df162faf119a3781c..a90d7e684a686ac02d3b2453d62615511b04cc32:/include/wx/textctrl.h diff --git a/include/wx/textctrl.h b/include/wx/textctrl.h index d268922f9a..9e12d0a49d 100644 --- a/include/wx/textctrl.h +++ b/include/wx/textctrl.h @@ -16,31 +16,29 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ +#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" // 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 :-( -#if (defined(__BORLANDC__)) || defined(__MWERKS__) || defined(_WINDLL) || defined(WXUSINGDLL) || defined(WXMAKINGDLL) - #define NO_TEXT_WINDOW_STREAM -#endif - -// the streambuf which is used in the declaration of wxTextCtrlBase below is not compatible -// with the standard-conforming implementation found in newer egcs versions -// (that is, the libstdc++ v3 that is shipped with it) -#if defined(__GNUC__)&&( (__GNUC__>2) ||( (__GNUC__==2)&&(__GNUC_MINOR__>97) ) ) +#if (defined(__BORLANDC__)) || defined(__MWERKS__) || \ + defined(WXUSINGDLL) || defined(WXMAKINGDLL) #define NO_TEXT_WINDOW_STREAM #endif #ifndef NO_TEXT_WINDOW_STREAM #if wxUSE_STD_IOSTREAM - #include "wx/ioswrap.h" // for iostream classes if we need them + #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 @@ -48,13 +46,93 @@ #endif class WXDLLEXPORT wxTextCtrl; +class WXDLLEXPORT wxTextCtrlBase; // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- WXDLLEXPORT_DATA(extern const wxChar*) wxTextCtrlNameStr; -WXDLLEXPORT_DATA(extern const wxChar*) wxEmptyString; + +// ---------------------------------------------------------------------------- +// 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 + +#define wxTE_READONLY 0x0010 +#define wxTE_MULTILINE 0x0020 +#define wxTE_PROCESS_TAB 0x0040 + +// alignment flags +#define wxTE_LEFT 0x0000 // 0x0000 +#define wxTE_CENTER wxALIGN_CENTER_HORIZONTAL // 0x0100 +#define wxTE_RIGHT wxALIGN_RIGHT // 0x0200 +#define wxTE_CENTRE wxTE_CENTER + +// this style means to use RICHEDIT control and does something only under wxMSW +// and Win32 and is silently ignored under all other platforms +#define wxTE_RICH 0x0080 + +#define wxTE_PROCESS_ENTER 0x0400 +#define wxTE_PASSWORD 0x0800 + +// 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 +#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 +// position and wxTE_WORDWRAP to wrap at words boundary +#define wxTE_DONTWRAP wxHSCROLL +#define wxTE_LINEWRAP 0x4000 +#define wxTE_WORDWRAP 0x0000 // it's just == !wxHSCROLL + +// 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 + +// ---------------------------------------------------------------------------- +// Types for wxTextAttr +// ---------------------------------------------------------------------------- + +// Alignment + +enum wxTextAttrAlignment +{ + wxTEXT_ALIGNMENT_DEFAULT, + wxTEXT_ALIGNMENT_LEFT, + wxTEXT_ALIGNMENT_CENTRE, + wxTEXT_ALIGNMENT_CENTER = wxTEXT_ALIGNMENT_CENTRE, + wxTEXT_ALIGNMENT_RIGHT, + wxTEXT_ALIGNMENT_JUSTIFIED +}; + +// Flags to indicate which attributes are being applied + +#define wxTEXT_ATTR_TEXT_COLOUR 0x0001 +#define wxTEXT_ATTR_BACKGROUND_COLOUR 0x0002 +#define wxTEXT_ATTR_FONT_FACE 0x0004 +#define wxTEXT_ATTR_FONT_SIZE 0x0008 +#define wxTEXT_ATTR_FONT_WEIGHT 0x0010 +#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 +#define wxTEXT_ATTR_ALIGNMENT 0x0080 +#define wxTEXT_ATTR_LEFT_INDENT 0x0100 +#define wxTEXT_ATTR_RIGHT_INDENT 0x0200 +#define wxTEXT_ATTR_TABS 0x0400 // ---------------------------------------------------------------------------- // wxTextAttr: a structure containing the visual attributes of a text @@ -64,30 +142,70 @@ class WXDLLEXPORT wxTextAttr { public: // ctors - wxTextAttr() { } + wxTextAttr() { Init(); } wxTextAttr(const wxColour& colText, const wxColour& colBack = wxNullColour, - const wxFont& font = wxNullFont) - : m_colText(colText), m_colBack(colBack), m_font(font) { } + const wxFont& font = wxNullFont, + wxTextAttrAlignment alignment = wxTEXT_ALIGNMENT_DEFAULT); + + // operations + void Init(); + + // operators + void operator= (const wxTextAttr& attr); // setters - void SetTextColour(const wxColour& colText) { m_colText = colText; } - void SetBackgroundColour(const wxColour& colBack) { m_colBack = colBack; } - void SetFont(const wxFont& font) { m_font = font; } + void SetTextColour(const wxColour& colText) { m_colText = colText; m_flags |= wxTEXT_ATTR_TEXT_COLOUR; } + void SetBackgroundColour(const wxColour& colBack) { m_colBack = colBack; m_flags |= wxTEXT_ATTR_BACKGROUND_COLOUR; } + 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 SetRightIndent(int indent) { m_rightIndent = indent; m_flags |= wxTEXT_ATTR_RIGHT_INDENT; } + void SetFlags(long flags) { m_flags = flags; } // accessors - bool HasTextColour() const { return m_colText.Ok(); } - bool HasBackgroundColour() const { return m_colBack.Ok(); } - bool HasFont() const { return m_font.Ok(); } + bool HasTextColour() const { return m_colText.Ok() && HasFlag(wxTEXT_ATTR_TEXT_COLOUR) ; } + bool HasBackgroundColour() const { return m_colBack.Ok() && HasFlag(wxTEXT_ATTR_BACKGROUND_COLOUR) ; } + bool HasFont() const { return m_font.Ok() && HasFlag(wxTEXT_ATTR_FONT) ; } + bool HasAlignment() const { return (m_textAlignment != wxTEXT_ALIGNMENT_DEFAULT) || ((m_flags & wxTEXT_ATTR_ALIGNMENT) != 0) ; } + bool HasTabs() const { return (m_flags & wxTEXT_ATTR_TABS) != 0 ; } + bool HasLeftIndent() const { return (m_flags & wxTEXT_ATTR_LEFT_INDENT) != 0 ; } + bool HasRightIndent() const { return (m_flags & wxTEXT_ATTR_RIGHT_INDENT) != 0 ; } + bool HasFlag(long flag) const { return (m_flags & flag) != 0; } const wxColour& GetTextColour() const { return m_colText; } const wxColour& GetBackgroundColour() const { return m_colBack; } const wxFont& GetFont() const { return m_font; } + wxTextAttrAlignment GetAlignment() const { return m_textAlignment; } + const wxArrayInt& GetTabs() const { return m_tabs; } + long GetLeftIndent() const { return m_leftIndent; } + long GetRightIndent() const { return m_rightIndent; } + long GetFlags() const { return m_flags; } + + // returns false if we have any attributes set, true otherwise + bool IsDefault() const + { + return !HasTextColour() && !HasBackgroundColour() && !HasFont() && !HasAlignment() && + !HasTabs() && !HasLeftIndent() && !HasRightIndent() ; + } + + // return the attribute having the valid font and colours: it uses the + // attributes set in attr and falls back first to attrDefault and then to + // the text control font/colours for those attributes which are not set + static wxTextAttr Combine(const wxTextAttr& attr, + const wxTextAttr& attrDef, + const wxTextCtrlBase *text); private: - wxColour m_colText, - m_colBack; - wxFont m_font; + long m_flags; + wxColour m_colText, + m_colBack; + wxFont m_font; + 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_rightIndent; // right indent in 1/10 mm }; // ---------------------------------------------------------------------------- @@ -97,7 +215,7 @@ private: class WXDLLEXPORT wxTextCtrlBase : public wxControl #ifndef NO_TEXT_WINDOW_STREAM - , public streambuf + , public wxSTD streambuf #endif { @@ -114,6 +232,8 @@ public: virtual wxString GetValue() const = 0; virtual void SetValue(const wxString& value) = 0; + virtual wxString GetRange(long from, long to) const; + virtual int GetLineLength(long lineNo) const = 0; virtual wxString GetLineText(long lineNo) const = 0; virtual int GetNumberOfLines() const = 0; @@ -121,9 +241,15 @@ public: virtual bool IsModified() const = 0; virtual bool IsEditable() const = 0; + // more readable flag testing methods + bool IsSingleLine() const { return !(GetWindowStyle() & wxTE_MULTILINE); } + bool IsMultiLine() const { return !IsSingleLine(); } + // If the return values from and to are the same, there is no selection. virtual void GetSelection(long* from, long* to) const = 0; + virtual wxString GetStringSelection() const; + // operations // ---------- @@ -139,15 +265,24 @@ public: // clears the dirty flag virtual void DiscardEdits() = 0; + // set the max number of characters which may be entered in a single line + // text control + virtual void SetMaxLength(unsigned long WXUNUSED(len)) { } + // writing text inserts it at the current position, appending always // inserts it at the end virtual void WriteText(const wxString& text) = 0; 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 + virtual bool EmulateKeyPress(const wxKeyEvent& event); + // text control under some platforms supports the text styles: these // methods allow to apply the given text style to the given selection or to // set/get the style which will be used for all appended text virtual bool SetStyle(long start, long end, const wxTextAttr& style); + virtual bool GetStyle(long position, wxTextAttr& style); virtual bool SetDefaultStyle(const wxTextAttr& style); virtual const wxTextAttr& GetDefaultStyle() const; @@ -164,9 +299,9 @@ public: virtual void Cut() = 0; virtual void Paste() = 0; - virtual bool CanCopy() const = 0; - virtual bool CanCut() const = 0; - virtual bool CanPaste() const = 0; + virtual bool CanCopy() const; + virtual bool CanCut() const; + virtual bool CanPaste() const; // Undo/redo virtual void Undo() = 0; @@ -182,13 +317,12 @@ public: virtual long GetLastPosition() const = 0; virtual void SetSelection(long from, long to) = 0; + virtual void SelectAll(); virtual void SetEditable(bool editable) = 0; - // streambuf methods + // override streambuf method #ifndef NO_TEXT_WINDOW_STREAM int overflow(int i); - int sync(); - int underflow(); #endif // NO_TEXT_WINDOW_STREAM // stream-like insertion operators: these are always available, whether we @@ -200,6 +334,9 @@ public: wxTextCtrl& operator<<(double d); wxTextCtrl& operator<<(const wxChar c); + // do the window-specific processing after processing the update event + virtual void DoUpdateWindowUI(wxUpdateUIEvent& event) ; + // obsolete functions #if WXWIN_COMPATIBILITY bool Modified() const { return IsModified(); } @@ -212,34 +349,119 @@ protected: // the text style which will be used for any new text added to the control wxTextAttr m_defaultStyle; - -private: -#ifndef NO_TEXT_WINDOW_STREAM -#if !wxUSE_IOSTREAMH - char *m_streambuf; -#endif -#endif }; // ---------------------------------------------------------------------------- // include the platform-dependent class definition // ---------------------------------------------------------------------------- -#if defined(__WXMSW__) +#if defined(__WXX11__) + #include "wx/x11/textctrl.h" +#elif defined(__WXUNIVERSAL__) + #include "wx/univ/textctrl.h" +#elif defined(__WXMSW__) #include "wx/msw/textctrl.h" #elif defined(__WXMOTIF__) #include "wx/motif/textctrl.h" #elif defined(__WXGTK__) #include "wx/gtk/textctrl.h" -#elif defined(__WXQT__) - #include "wx/qt/textctrl.h" #elif defined(__WXMAC__) #include "wx/mac/textctrl.h" +#elif defined(__WXCOCOA__) + #include "wx/cocoa/textctrl.h" #elif defined(__WXPM__) #include "wx/os2/textctrl.h" -#elif defined(__WXSTUBS__) - #include "wx/stubs/textctrl.h" #endif +// ---------------------------------------------------------------------------- +// wxTextCtrl events +// ---------------------------------------------------------------------------- + +#if !WXWIN_COMPATIBILITY_EVENT_TYPES + +BEGIN_DECLARE_EVENT_TYPES() + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_UPDATED, 7) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_ENTER, 8) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_URL, 13) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_MAXLEN, 14) +END_DECLARE_EVENT_TYPES() + +#endif // !WXWIN_COMPATIBILITY_EVENT_TYPES + +class WXDLLEXPORT wxTextUrlEvent : public wxCommandEvent +{ +public: + wxTextUrlEvent(int winid, const wxMouseEvent& evtMouse, + long start, long end) + : wxCommandEvent(wxEVT_COMMAND_TEXT_URL, winid) + , m_evtMouse(evtMouse), m_start(start), m_end(end) + { } + + // get the mouse event which happend over the URL + const wxMouseEvent& GetMouseEvent() const { return m_evtMouse; } + + // get the start of the URL + long GetURLStart() const { return m_start; } + + // get the end of the URL + long GetURLEnd() const { return m_end; } + +protected: + // the corresponding mouse event + wxMouseEvent m_evtMouse; + + // the start and end indices of the URL in the text control + long m_start, + m_end; + +private: + DECLARE_DYNAMIC_CLASS(wxTextUrlEvent) + +public: + // for wxWin RTTI only, don't use + wxTextUrlEvent() : m_evtMouse(), m_start(0), m_end(0) { } +}; + +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 ), + +#ifndef NO_TEXT_WINDOW_STREAM + +// ---------------------------------------------------------------------------- +// wxStreamToTextRedirector: this class redirects all data sent to the given +// C++ stream to the wxTextCtrl given to its ctor during its lifetime. +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxStreamToTextRedirector +{ +public: + wxStreamToTextRedirector(wxTextCtrl *text, wxSTD ostream *ostr = NULL) + : m_ostr(ostr ? *ostr : wxSTD cout) + { + m_sbufOld = m_ostr.rdbuf(); + m_ostr.rdbuf(text); + } + + ~wxStreamToTextRedirector() + { + m_ostr.rdbuf(m_sbufOld); + } + +private: + // the stream we're redirecting + wxSTD ostream& m_ostr; + + // the old streambuf (before we changed it) + wxSTD streambuf *m_sbufOld; +}; + +#endif // !NO_TEXT_WINDOW_STREAM + +#endif // wxUSE_TEXTCTRL + #endif // _WX_TEXTCTRL_H_BASE_