scintilla/src/ScintillaBase.h

   1 // Scintilla source code edit control
   2 /** @file ScintillaBase.h
   3  ** Defines an enhanced subclass of Editor with calltips, autocomplete and context menu.
   4  **/
   5 // Copyright 1998-2002 by Neil Hodgson <neilh@scintilla.org>
   6 // The License.txt file describes the conditions under which this software may be distributed.
   7
   8 #ifndef SCINTILLABASE_H
   9 #define SCINTILLABASE_H
  10
  11 #ifdef SCI_NAMESPACE
  12 namespace Scintilla {
  13 #endif
  14
  15 #ifdef SCI_LEXER
  16 class LexState;
  17 #endif
  18
  19 /**
  20  */
  21 class ScintillaBase : public Editor {
  22         // Private so ScintillaBase objects can not be copied
  23         explicit ScintillaBase(const ScintillaBase &);
  24         ScintillaBase &operator=(const ScintillaBase &);
  25
  26 protected:
  27         /** Enumeration of commands and child windows. */
  28         enum {
  29                 idCallTip=1,
  30                 idAutoComplete=2,
  31
  32                 idcmdUndo=10,
  33                 idcmdRedo=11,
  34                 idcmdCut=12,
  35                 idcmdCopy=13,
  36                 idcmdPaste=14,
  37                 idcmdDelete=15,
  38                 idcmdSelectAll=16
  39         };
  40
  41         enum { maxLenInputIME = 200 };
  42
  43         bool displayPopupMenu;
  44         Menu popup;
  45         AutoComplete ac;
  46
  47         CallTip ct;
  48
  49         int listType;                   ///< 0 is an autocomplete list
  50         int maxListWidth;               /// Maximum width of list, in average character widths
  51         int multiAutoCMode; /// Mode for autocompleting when multiple selections are present
  52
  53 #ifdef SCI_LEXER
  54         LexState *DocumentLexState();
  55         void SetLexer(uptr_t wParam);
  56         void SetLexerLanguage(const char *languageName);
  57         void Colourise(int start, int end);
  58 #endif
  59
  60         ScintillaBase();
  61         virtual ~ScintillaBase();
  62         virtual void Initialise() = 0;
  63         virtual void Finalise();
  64
  65         virtual void AddCharUTF(const char *s, unsigned int len, bool treatAsDBCS=false);
  66         void Command(int cmdId);
  67         virtual void CancelModes();
  68         virtual int KeyCommand(unsigned int iMessage);
  69
  70         void AutoCompleteInsert(Position startPos, int removeLen, const char *text, int textLen);
  71         void AutoCompleteStart(int lenEntered, const char *list);
  72         void AutoCompleteCancel();
  73         void AutoCompleteMove(int delta);
  74         int AutoCompleteGetCurrent() const;
  75         int AutoCompleteGetCurrentText(char *buffer) const;
  76         void AutoCompleteCharacterAdded(char ch);
  77         void AutoCompleteCharacterDeleted();
  78         void AutoCompleteCompleted(char ch, unsigned int completionMethod);
  79         void AutoCompleteMoveToCurrentWord();
  80         static void AutoCompleteDoubleClick(void *p);
  81
  82         void CallTipClick();
  83         void CallTipShow(Point pt, const char *defn);
  84         virtual void CreateCallTipWindow(PRectangle rc) = 0;
  85
  86         virtual void AddToPopUp(const char *label, int cmd=0, bool enabled=true) = 0;
  87         void ContextMenu(Point pt);
  88
  89         virtual void ButtonDownWithModifiers(Point pt, unsigned int curTime, int modifiers);
  90         virtual void ButtonDown(Point pt, unsigned int curTime, bool shift, bool ctrl, bool alt);
  91
  92         void NotifyStyleToNeeded(int endStyleNeeded);
  93         void NotifyLexerChanged(Document *doc, void *userData);
  94
  95 public:
  96         // Public so scintilla_send_message can use it
  97         virtual sptr_t WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam);
  98 };
  99
 100 #ifdef SCI_NAMESPACE
 101 }
 102 #endif
 103
 104 #endif