X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c57e33394ca152e6e13f10363b76aef6e74a4705..f5e0b4bc7c729ff41e66fb7894fb1387f860bdb2:/include/wx/textctrl.h diff --git a/include/wx/textctrl.h b/include/wx/textctrl.h index aa8f5bf48a..65db16b78d 100644 --- a/include/wx/textctrl.h +++ b/include/wx/textctrl.h @@ -5,7 +5,7 @@ // Modified by: // Created: 13.07.99 // RCS-ID: $Id$ -// Copyright: (c) wxWindows team +// Copyright: (c) wxWidgets team // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// @@ -16,7 +16,7 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma interface "textctrlbase.h" #endif @@ -25,25 +25,21 @@ #if wxUSE_TEXTCTRL #include "wx/control.h" // the base class +#include "wx/dynarray.h" // wxArrayInt +#include "wx/gdicmn.h" // wxPoint // 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(__WINDOWS__) && (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 @@ -51,30 +47,50 @@ #endif class WXDLLEXPORT wxTextCtrl; +class WXDLLEXPORT wxTextCtrlBase; + +// ---------------------------------------------------------------------------- +// wxTextCtrl types +// ---------------------------------------------------------------------------- + +// wxTextPos is the position in the text +typedef long wxTextPos; + +// 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; -WXDLLEXPORT_DATA(extern const wxChar*) wxEmptyString; // ---------------------------------------------------------------------------- // wxTextCtrl style flags // ---------------------------------------------------------------------------- -// the flag bits 0x0001, 2, 4 and 8 are free but should be used only for the +// 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_NO_VSCROLL 0x0100 -#define wxTE_AUTO_SCROLL 0x0200 + #define wxTE_PROCESS_ENTER 0x0400 #define wxTE_PASSWORD 0x0800 @@ -84,6 +100,67 @@ WXDLLEXPORT_DATA(extern const wxChar*) wxEmptyString; // 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 + +// ---------------------------------------------------------------------------- +// 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 +// ---------------------------------------------------------------------------- + +// 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 // ---------------------------------------------------------------------------- @@ -92,37 +169,74 @@ 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, 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; } // 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; } - // setters 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 GetLeftSubIndent() const { return m_leftSubIndent; } + 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(); + 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_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 }; // ---------------------------------------------------------------------------- @@ -132,7 +246,7 @@ private: class WXDLLEXPORT wxTextCtrlBase : public wxControl #ifndef NO_TEXT_WINDOW_STREAM - , public streambuf + , public wxSTD streambuf #endif { @@ -149,6 +263,8 @@ 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; @@ -156,9 +272,15 @@ 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 // ---------- @@ -171,18 +293,28 @@ public: virtual bool LoadFile(const wxString& file); virtual bool SaveFile(const wxString& file = wxEmptyString); - // clears the dirty flag + // sets/clears the dirty flag + virtual void MarkDirty() = 0; 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; @@ -194,6 +326,15 @@ 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; @@ -220,11 +361,9 @@ public: 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 @@ -236,10 +375,10 @@ public: wxTextCtrl& operator<<(double d); wxTextCtrl& operator<<(const wxChar c); - // obsolete functions -#if WXWIN_COMPATIBILITY - bool Modified() const { return IsModified(); } -#endif + // do the window-specific processing after processing the update event + virtual void DoUpdateWindowUI(wxUpdateUIEvent& event); + + virtual bool ShouldInheritColours() const { return false; } protected: // the name of the last file loaded with LoadFile() which will be used by @@ -249,54 +388,56 @@ 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 + DECLARE_NO_COPY_CLASS(wxTextCtrlBase) }; // ---------------------------------------------------------------------------- // include the platform-dependent class definition // ---------------------------------------------------------------------------- -#if defined(__WXUNIVERSAL__) +#if defined(__WXX11__) + #include "wx/x11/textctrl.h" +#elif defined(__WXUNIVERSAL__) #include "wx/univ/textctrl.h" +#elif defined(__SMARTPHONE__) + #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__) #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 id, const wxMouseEvent& evtMouse, + wxTextUrlEvent(int winid, const wxMouseEvent& evtMouse, long start, long end) - : wxCommandEvent(wxEVT_COMMAND_TEXT_URL, id), - m_evtMouse(evtMouse) - { m_start = start; m_end = 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; } @@ -316,18 +457,63 @@ protected: m_end; private: - DECLARE_DYNAMIC_CLASS(wxTextUrlEvent) + DECLARE_DYNAMIC_CLASS_NO_COPY(wxTextUrlEvent) public: // for wxWin RTTI only, don't use - wxTextUrlEvent() { } + 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(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_UPDATED, id, -1, (wxObjectEventFunction) (wxEventFunction) wxStaticCastEvent( wxCommandEventFunction, & fn ), (wxObject *) NULL ), +#define EVT_TEXT_ENTER(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_ENTER, id, -1, (wxObjectEventFunction) (wxEventFunction) wxStaticCastEvent( wxCommandEventFunction, & fn ), (wxObject *) NULL ), +#define EVT_TEXT_URL(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_URL, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) wxStaticCastEvent( wxTextUrlEventFunction, & fn ), (wxObject *) NULL ), +#define EVT_TEXT_MAXLEN(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TEXT_MAXLEN, id, -1, (wxObjectEventFunction) (wxEventFunction) wxStaticCastEvent( 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 +{ +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); + } + +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