{------------------------------------------------------------------------------- The contents of this file are subject to the Mozilla Public License Version 1.1 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.mozilla.org/MPL/ Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the specific language governing rights and limitations under the License. Alternatively, the contents of this file may be used under the terms of the GNU General Public License Version 2 or later (the "GPL"), in which case the provisions of the GPL are applicable instead of those above. If you wish to allow use of your version of this file only under the terms of the GPL and not to allow others to use your version of this file under the MPL, indicate your decision by deleting the provisions above and replace them with the notice and other provisions required by the GPL. If you do not delete the provisions above, a recipient may use your version of this file under either the MPL or the GPL. -------------------------------------------------------------------------------} unit LazSynEditText; {$I synedit.inc} {$IFOPT C+} {$DEFINE AssertSynMemIndex} {$DEFINE SynAssert} {$ENDIF} {$IFDEF SynAssert} {$DEFINE AssertSynMemIndex} {$ENDIF} interface uses Classes, SysUtils, Graphics, LCLProc, SynEditTypes, SynEditMiscProcs, SynEditHighlighter, SynEditKeyCmds, SynEditTextBase; type TSynEditStrings = class; TStringListLinesModifiedEvent = procedure(Sender: TSynEditStrings; aIndex, aNewCount, aOldCount: Integer) of object; TStringListLineCountEvent = procedure(Sender: TSynEditStrings; aIndex, aCount: Integer) of object; TStringListLineEditEvent = procedure(Sender: TSynEditStrings; aLinePos, aBytePos, aCount, aLineBrkCnt: Integer; aText: String) of object; TSynEditNotifyReason = ( // TStringListLineCountEvent senrLineCount, // Lines Inserted or Deleted (if not empty, they will trigger senrLineChange too) senrLineChange, // Lines modified (also triggered by senrEditAction) senrLinesModified, // Send once in "EndUpdate". Modified, inserted or deleted senrHighlightChanged, // used by Highlighter (invalidate and fold checks needed) // TStringListLineEditEvent senrEditAction, // EditInsert, EditDelete, EditLineBreak, ... // TNotifyEvent senrCleared, senrUndoRedoAdded, senrModifiedChanged, // The modified flag was changed // Paintlocks are managed by SynEdit, but need distribution to shared edits senrIncOwnedPaintLock, // Inform other SynEdits (ForeignPaintLock) senrDecOwnedPaintLock, senrIncPaintLock, // Actual PaintLock senrDecPaintLock, senrBeforeIncPaintLock, // For plugins, etc... senrAfterIncPaintLock, senrBeforeDecPaintLock, senrAfterDecPaintLock, senrTextBufferChanging, // About to change senrTextBufferChanged ); TPhysicalCharWidth = Byte; TPhysicalCharWidths = Array of TPhysicalCharWidth; PPhysicalCharWidth = ^TPhysicalCharWidth; const PCWMask = TPhysicalCharWidth($7f); // bits for widths PCWFlagRTL = TPhysicalCharWidth($80); // RTL char { TSynLogicalPhysicalConvertor } const SYN_LP_MIN_ALLOC = 1024; // Keep at least n*SizeOf(TPhysicalCharWidths) allocated type TSynLogCharSide = (cslBefore, cslAfter, cslFollowLtr, cslFollowRtl); TSynPhysCharSide = (cspLeft, cspRight, cspFollowLtr, cspFollowRtl); TSynLogPhysFlag = (lpfAdjustToCharBegin, lpfAdjustToNextChar); TSynLogPhysFlags = set of TSynLogPhysFlag; const cspDefault = cspFollowLtr; cslDefault = cslFollowLtr; (** LRL // L=Ltr-Char / R=RTl-Char * LogToPhys Log pos 1, is the pos between BOL and the first L. cslBefore binds it to BOL / cslAfter binds it to "L" cslBefore, cslAfter can not be mapped back, because the map 2 logical positions into the same phys pos (1, cslBefore) => 1 // behind the BOL = Phys 2 (2, cslBefore) => 2 // behind the first L = Phys 2 (3, cslBefore) => 2 // behind the R = Phys 2 (logical behind the R, on screen that is to the left of R, because R is RTL) (4, cslBefore) => 4 // behind the 2nd L = Phys 4 (1, cslAfter) => 1 // before the first L = Phys 1 (2, cslAfter) => 3 // before the R = Phys 3 (3, cslAfter) => 3 // before the 2nd L = Phys 3 (4, cslAfter) => 4 // before the EOL = Phys 4 (1, cslFollowLtr) => 1 // between BOL ant the 1st L = Phys 1 (2, cslFollowLtr) => 2 // follows Ltr, after the 1st L = Phys 2 (3, cslFollowLtr) => 3 // follows Ltr, before the 2nd L = Phys 3 (4, cslFollowLtr) => 4 // between the 2nd L and EOL = Phys 4 (1, cslFollowRtl) => 1 // between BOL ant the 1st L = Phys 1 (2, cslFollowRtl) => 3 // follows Rtl, before the R = Phys 3 (3, cslFollowRtl) => 2 // follows Rtl, after the R = Phys 2 (4, cslFollowRtl) => 4 // between the 2nd L and EOL = Phys 4 * PhysToLog Phys pos 1, is the pos between BOL and the first L. cspLeft binds it to BOL / cspRight binds it to "L" (2, cspLeft) => 2 // looking to the left, using the first L = Log 2 (3, cspLeft) => 2 // looking to the left, using the R = Log 2 (Pysh 3 is logical before the R / between 1st L and R) (2, cspRight) => 3 // looking to the right, using R = Log 3 (Pysh 2 is logical after the R / between R and 2nd L) (3, cspRight) => 3 // looking to the right, using 2nd L = Log 3 *) type TSynLogicalPhysicalConvertor = class private FAdjustedLogToPhysOrigin: Integer; FAdjustedPhysToLogOrigin: Integer; FLines: TSynEditStrings; FCurrentWidths: TPhysicalCharWidths; FCurrentWidthsLen, FCurrentWidthsAlloc: Integer; FCurrentLine: Integer; FTextChangeStamp, FViewChangeStamp: Int64; FUnAdjustedPhysToLogColOffs: Integer; FUnAdjustedPhysToLogResult: Integer; // TODOtab-width function GetCurrentLine: Integer; function GetCurrentWidths: PPhysicalCharWidth; procedure PrepareWidthsForLine(AIndex: Integer; AForce: Boolean = False); protected procedure SetWidthsForLine(AIndex: Integer; ANewWidths: TPhysicalCharWidths); public constructor Create(ALines: TSynEditStrings); destructor Destroy; override; property CurrentLine: Integer read GetCurrentLine; property CurrentWidths: PPhysicalCharWidth read GetCurrentWidths; property CurrentWidthsCount: Integer read FCurrentWidthsLen; public // Line is 0-based // Column is 1-based function PhysicalToLogical(AIndex, AColumn: Integer): Integer; function PhysicalToLogical(AIndex, AColumn: Integer; out AColOffset: Integer; ACharSide: TSynPhysCharSide= cspDefault; AFlags: TSynLogPhysFlags = []): Integer; // ACharPos 1=before 1st char function LogicalToPhysical(AIndex, ABytePos: Integer): Integer; function LogicalToPhysical(AIndex, ABytePos: Integer; var AColOffset: Integer; ACharSide: TSynLogCharSide = cslDefault; AFlags: TSynLogPhysFlags = []): Integer; // properties set, if lpfAdjustTo... is used // By LogToPhys property AdjustedLogToPhysOrigin: Integer read FAdjustedLogToPhysOrigin; // By PhysToLog property AdjustedPhysToLogOrigin: Integer read FAdjustedPhysToLogOrigin; property UnAdjustedPhysToLogResult: Integer read FUnAdjustedPhysToLogResult; property UnAdjustedPhysToLogColOffs: Integer read FUnAdjustedPhysToLogColOffs; end; (* TLazSynDisplayView: - Represents the visible text e.g. excludes folds, maps wrapped lines, ... TSynEditStrings: - Represents the entire text, inluding temporary chars or text that may not be displayed. Temporary chars (e.g. trailing spaces) may not be accesibl via SynEdit.Lines - Can be Edited *) TLazSynDisplayTokenInfo = record TokenStart: PChar; TokenLength: integer; TokenAttr: TSynHighlighterAttributes; end; TLineRange = record Top, Bottom: TLineIdx; end; { TLazSynDisplayView } TLazSynDisplayView = class private FNextView: TLazSynDisplayView; public constructor Create; property NextView: TLazSynDisplayView read FNextView write FNextView; public procedure InitHighlighterTokens(AHighlighter: TSynCustomHighlighter); virtual; procedure SetHighlighterTokensLine(ALine: TLineIdx; out ARealLine: TLineIdx); virtual; procedure FinishHighlighterTokens; virtual; function GetNextHighlighterToken(out ATokenInfo: TLazSynDisplayTokenInfo): Boolean; virtual; function GetLinesCount: Integer; virtual; function GetDrawDividerInfo: TSynDividerDrawConfigSetting; virtual; function TextToViewIndex(AIndex: TLineIdx): TLineRange; virtual; function ViewToTextIndex(AIndex: TLineIdx): TLineIdx; virtual; //function ViewToTextIndexEx(AIndex: TLineIdx; out AScreenRange: TLineRange): TLineIdx; // todo: gutter info end; { TLazSynDisplayViewEx } TLazSynDisplayViewEx = class(TLazSynDisplayView) private FInitialized: boolean; FCurrentTokenHighlighter: TSynCustomHighlighter; FCurrentTokenLine: TLineIdx; procedure SetCurrentTokenLine(AValue: TLineIdx); protected property Initialized: boolean read FInitialized; property CurrentTokenHighlighter: TSynCustomHighlighter read FCurrentTokenHighlighter; property CurrentTokenLine: TLineIdx read FCurrentTokenLine write SetCurrentTokenLine; public constructor Create; procedure InitHighlighterTokens(AHighlighter: TSynCustomHighlighter); override; procedure FinishHighlighterTokens; override; end; LPosFlag = (lpAllowPastEol, lpAdjustToNext, lpStopAtCodePoint); LPosFlags = set of LPosFlag; { TSynEditStrings } TSynEditStrings = class(TSynEditStringsBase) private FSenderUpdateCount: Integer; FLogPhysConvertor :TSynLogicalPhysicalConvertor; FLogPhysConvertorTmp :TSynLogicalPhysicalConvertor; // used by none buffered lines protected FIsUtf8: Boolean; function GetIsUtf8 : Boolean; virtual; procedure SetIsUtf8(const AValue : Boolean); virtual; function GetExpandedString(Index: integer): string; virtual; abstract; function GetLengthOfLongestLine: integer; virtual; abstract; procedure SetTextStr(const Value: string); override; function GetTextChangeStamp: int64; virtual; abstract; function GetViewChangeStamp: int64; virtual; function GetIsInEditAction: Boolean; virtual; abstract; procedure IncIsInEditAction; virtual; abstract; procedure DecIsInEditAction; virtual; abstract; function GetUndoList: TSynEditUndoList; virtual; abstract; function GetRedoList: TSynEditUndoList; virtual; abstract; function GetCurUndoList: TSynEditUndoList; virtual; abstract; procedure SetIsUndoing(const AValue: Boolean); virtual; abstract; function GetIsUndoing: Boolean; virtual; abstract; procedure SetIsRedoing(const AValue: Boolean); virtual; abstract; function GetIsRedoing: Boolean; virtual; abstract; procedure IgnoreSendNotification(AReason: TSynEditNotifyReason; ReEnable: Boolean); virtual; abstract; procedure SetUpdateState(Updating: Boolean); override; procedure SetUpdateState(Updating: Boolean; Sender: TObject); virtual; abstract; procedure DoGetPhysicalCharWidths(Line: PChar; LineLen, Index: Integer; PWidths: PPhysicalCharWidth); virtual; abstract; function GetDisplayView: TLazSynDisplayView; virtual; public constructor Create; destructor Destroy; override; procedure BeginUpdate(Sender: TObject); overload; procedure EndUpdate(Sender: TObject); overload; function IsUpdating: Boolean; // Currently Lines are physical procedure DeleteLines(Index, NumLines: integer); virtual; abstract; procedure InsertLines(Index, NumLines: integer); virtual; abstract; procedure InsertStrings(Index: integer; NewStrings: TStrings); virtual; abstract; procedure AddGenericHandler(AReason: TSynEditNotifyReason; AHandler: TMethod); virtual; abstract; procedure AddModifiedHandler(AReason: TSynEditNotifyReason; AHandler: TStringListLinesModifiedEvent); procedure AddChangeHandler(AReason: TSynEditNotifyReason; AHandler: TStringListLineCountEvent); procedure AddNotifyHandler(AReason: TSynEditNotifyReason; AHandler: TNotifyEvent); procedure RemoveGenericHandler(AReason: TSynEditNotifyReason; AHandler: TMethod); virtual; abstract; procedure RemoveModifiedHandler(AReason: TSynEditNotifyReason; AHandler: TStringListLinesModifiedEvent); procedure RemoveChangeHandler(AReason: TSynEditNotifyReason; AHandler: TStringListLineCountEvent); procedure RemoveNotifyHandler(AReason: TSynEditNotifyReason; AHandler: TNotifyEvent); procedure AddEditHandler(AHandler: TStringListLineEditEvent); procedure RemoveEditHandler(AHandler: TStringListLineEditEvent); procedure SendHighlightChanged(aIndex, aCount: Integer); override; procedure SendNotification(AReason: TSynEditNotifyReason; ASender: TSynEditStrings; aIndex, aCount: Integer); virtual; abstract; procedure SendNotification(AReason: TSynEditNotifyReason; ASender: TSynEditStrings; aIndex, aCount: Integer; aBytePos: Integer; aLen: Integer; aTxt: String); virtual; abstract; procedure SendNotification(AReason: TSynEditNotifyReason; ASender: TObject); virtual; abstract; procedure FlushNotificationCache; virtual; abstract; public // Char bounds // 1 based (1 is the 1st char in the line) function LogicPosAddChars(const ALine: String; ALogicalPos, ACount: integer; AFlags: LPosFlags = []): Integer; virtual; abstract; function LogicPosIsAtChar(const ALine: String; ALogicalPos: integer; AFlags: LPosFlags = []): Boolean; virtual; abstract; function LogicPosAdjustToChar(const ALine: String; ALogicalPos: integer; AFlags: LPosFlags = []): Integer; virtual; abstract; function LogicPosAddChars(const ALine: String; ALogicalPos, ACount: integer; AllowPastEOL: Boolean): Integer; // deprecated; function LogicPosAdjustToChar(const ALine: String; ALogicalPos: integer; ANext: Boolean; AllowPastEOL: Boolean = False): Integer; // deprecated; // CharWidths function GetPhysicalCharWidths(Index: Integer): TPhysicalCharWidths; function GetPhysicalCharWidths(Line: PChar; LineLen, Index: Integer): TPhysicalCharWidths; // Byte to Char function LogicalToPhysicalPos(const p: TPoint): TPoint; function LogicalToPhysicalCol(const Line: String; Index, LogicalPos: integer): integer; virtual; //deprecated; // Char to Byte function PhysicalToLogicalPos(const p: TPoint): TPoint; function PhysicalToLogicalCol(const Line: string; Index, PhysicalPos: integer): integer; virtual; //deprecated; property LogPhysConvertor :TSynLogicalPhysicalConvertor read FLogPhysConvertor; public // Currently Lines are physical procedure EditInsert(LogX, LogY: Integer; AText: String); virtual; abstract; function EditDelete(LogX, LogY, ByteLen: Integer): String; virtual; abstract; function EditReplace(LogX, LogY, ByteLen: Integer; AText: String): String; virtual; abstract; procedure EditLineBreak(LogX, LogY: Integer); virtual; abstract; procedure EditLineJoin(LogY: Integer; FillText: String = ''); virtual; abstract; procedure EditLinesInsert(LogY, ACount: Integer; AText: String = ''); virtual; abstract; procedure EditLinesDelete(LogY, ACount: Integer); virtual; abstract; procedure EditUndo(Item: TSynEditUndoItem); virtual; abstract; procedure EditRedo(Item: TSynEditUndoItem); virtual; abstract; (* IsInEditAction While in EditAction a "senrEditAction" event is triggerred, that contains more detailed line-count change info. Yet senrLineCount is also sent. IsInEditAction allows one to skip senrLineCount, that are sent as senrEditAction Currently used by FoldView *) property IsInEditAction: Boolean read GetIsInEditAction; // Todo: have individual event types instead property UndoList: TSynEditUndoList read GetUndoList; property RedoList: TSynEditUndoList read GetRedoList; property CurUndoList: TSynEditUndoList read GetCurUndoList; // Re or Undo (Redo while undoing) property IsUndoing: Boolean read GetIsUndoing write SetIsUndoing; property IsRedoing: Boolean read GetIsRedoing write SetIsRedoing; public property TextChangeStamp: int64 read GetTextChangeStamp; property ViewChangeStamp: int64 read GetViewChangeStamp; // tabs-size, trailing-spaces, ... property ExpandedStrings[Index: integer]: string read GetExpandedString; property LengthOfLongestLine: integer read GetLengthOfLongestLine; property IsUtf8: Boolean read GetIsUtf8 write SetIsUtf8; public property DisplayView: TLazSynDisplayView read GetDisplayView; end; { TSynEditStringsLinked } TSynEditStringsLinked = class(TSynEditStrings) private procedure SetSynStrings(AValue: TSynEditStrings); protected fSynStrings: TSynEditStrings; function GetIsUtf8 : Boolean; override; procedure SetIsUtf8(const AValue : Boolean); override; function GetTextChangeStamp: int64; override; function GetViewChangeStamp: int64; override; function GetRange(Index: Pointer): TSynManagedStorageMem; override; procedure PutRange(Index: Pointer; const ARange: TSynManagedStorageMem); override; function GetExpandedString(Index: integer): string; override; function GetLengthOfLongestLine: integer; override; procedure IgnoreSendNotification(AReason: TSynEditNotifyReason; IncIgnore: Boolean); override; function GetIsInEditAction: Boolean; override; procedure IncIsInEditAction; override; procedure DecIsInEditAction; override; function GetUndoList: TSynEditUndoList; override; function GetRedoList: TSynEditUndoList; override; function GetCurUndoList: TSynEditUndoList; override; procedure SetIsUndoing(const AValue: Boolean); override; function GetIsUndoing: Boolean; override; procedure SetIsRedoing(const AValue: Boolean); override; function GetIsRedoing: Boolean; override; protected function GetCount: integer; override; function GetCapacity: integer; override; procedure SetCapacity(NewCapacity: integer); override; function Get(Index: integer): string; override; function GetObject(Index: integer): TObject; override; procedure Put(Index: integer; const S: string); override; procedure PutObject(Index: integer; AObject: TObject); override; procedure SetUpdateState(Updating: Boolean; Sender: TObject); override; procedure DoGetPhysicalCharWidths(Line: PChar; LineLen, Index: Integer; PWidths: PPhysicalCharWidth); override; function GetDisplayView: TLazSynDisplayView; override; public constructor Create(ASynStringSource: TSynEditStrings); function Add(const S: string): integer; override; procedure AddStrings(AStrings: TStrings); override; procedure Clear; override; procedure Delete(Index: integer); override; procedure DeleteLines(Index, NumLines: integer); override; procedure Insert(Index: integer; const S: string); override; procedure InsertLines(Index, NumLines: integer); override; procedure InsertStrings(Index: integer; NewStrings: TStrings); override; function GetPChar(ALineIndex: Integer; out ALen: Integer): PChar; override; // experimental procedure AddGenericHandler(AReason: TSynEditNotifyReason; AHandler: TMethod); override; procedure RemoveGenericHandler(AReason: TSynEditNotifyReason; AHandler: TMethod); override; procedure SendNotification(AReason: TSynEditNotifyReason; ASender: TSynEditStrings; aIndex, aCount: Integer); override; procedure SendNotification(AReason: TSynEditNotifyReason; ASender: TSynEditStrings; aIndex, aCount: Integer; aBytePos: Integer; aLen: Integer; aTxt: String); override; procedure SendNotification(AReason: TSynEditNotifyReason; ASender: TObject); override; procedure FlushNotificationCache; override; //function GetPhysicalCharWidths(Line: PChar; LineLen, Index: Integer): TPhysicalCharWidths; override; property NextLines: TSynEditStrings read fSynStrings write SetSynStrings; public // Char bounds // 1 based (1 is the 1st char in the line) function LogicPosAddChars(const ALine: String; ALogicalPos, ACount: integer; AFlags: LPosFlags = []): Integer; override; function LogicPosIsAtChar(const ALine: String; ALogicalPos: integer; AFlags: LPosFlags = []): Boolean; override; function LogicPosAdjustToChar(const ALine: String; ALogicalPos: integer; AFlags: LPosFlags = []): Integer; override; // LogX, LogY are 1-based procedure EditInsert(LogX, LogY: Integer; AText: String); override; function EditDelete(LogX, LogY, ByteLen: Integer): String; override; function EditReplace(LogX, LogY, ByteLen: Integer; AText: String): String; override; procedure EditLineBreak(LogX, LogY: Integer); override; procedure EditLineJoin(LogY: Integer; FillText: String = ''); override; procedure EditLinesInsert(LogY, ACount: Integer; AText: String = ''); override; procedure EditLinesDelete(LogY, ACount: Integer); override; procedure EditUndo(Item: TSynEditUndoItem); override; procedure EditRedo(Item: TSynEditUndoItem); override; end; implementation { TLazSynDisplayViewEx } procedure TLazSynDisplayViewEx.SetCurrentTokenLine(AValue: TLineIdx); begin {$IFDEF SynAssert} if not Initialized then raise Exception.Create('uninitialized SetCurrentTokenLine'); {$ENDIF} FCurrentTokenLine := AValue; end; constructor TLazSynDisplayViewEx.Create; begin inherited Create; FInitialized := False; end; procedure TLazSynDisplayViewEx.InitHighlighterTokens(AHighlighter: TSynCustomHighlighter); begin {$IFDEF SynAssert} if FInitialized then raise Exception.Create('Nested InitHighlighterTokensForLine'); {$ENDIF} FCurrentTokenHighlighter := AHighlighter; FCurrentTokenLine := -1; FInitialized := True; inherited; end; procedure TLazSynDisplayViewEx.FinishHighlighterTokens; begin FCurrentTokenHighlighter := nil; FInitialized := False; inherited; end; { TLazSynDisplayView } constructor TLazSynDisplayView.Create; begin FNextView := nil; end; procedure TLazSynDisplayView.InitHighlighterTokens(AHighlighter: TSynCustomHighlighter); begin if assigned(FNextView) then FNextView.InitHighlighterTokens(AHighlighter); end; procedure TLazSynDisplayView.SetHighlighterTokensLine(ALine: TLineIdx; out ARealLine: TLineIdx); begin if assigned(FNextView) then FNextView.SetHighlighterTokensLine(ALine, ARealLine); end; procedure TLazSynDisplayView.FinishHighlighterTokens; begin if assigned(FNextView) then FNextView.FinishHighlighterTokens; end; function TLazSynDisplayView.GetNextHighlighterToken(out ATokenInfo: TLazSynDisplayTokenInfo): Boolean; begin if assigned(FNextView) then Result := FNextView.GetNextHighlighterToken(ATokenInfo) else Result := False; end; function TLazSynDisplayView.GetLinesCount: Integer; begin if assigned(FNextView) then Result := FNextView.GetLinesCount else Result := 0; end; function TLazSynDisplayView.GetDrawDividerInfo: TSynDividerDrawConfigSetting; begin if assigned(FNextView) then Result := FNextView.GetDrawDividerInfo else Result.Color := clNone; end; function TLazSynDisplayView.TextToViewIndex(AIndex: TLineIdx): TLineRange; begin Result := NextView.TextToViewIndex(AIndex); end; function TLazSynDisplayView.ViewToTextIndex(AIndex: TLineIdx): TLineIdx; begin Result := NextView.ViewToTextIndex(AIndex); end; { TSynLogicalPhysicalConvertor } procedure TSynLogicalPhysicalConvertor.PrepareWidthsForLine(AIndex: Integer; AForce: Boolean); var LineLen: Integer; Line: PChar; //const dbg_cnt: integer = 0; begin if (not AForce) and (FCurrentLine = AIndex) and (FLines.TextChangeStamp = FTextChangeStamp) and (FLines.ViewChangeStamp = FViewChangeStamp) then begin //debugln(['**************** RE-USING widths: ', AIndex,' (',dbgs(Pointer(self)),')']); //dbg_cnt := dbg_cnt + 1; exit; end; if (AIndex < 0) or (AIndex >= FLines.Count) then begin FCurrentLine := -1; FCurrentWidthsLen := 0; FViewChangeStamp := FLines.ViewChangeStamp; FTextChangeStamp := FLines.TextChangeStamp; exit; end; Line := FLines.GetPChar(AIndex, LineLen); if LineLen > FCurrentWidthsAlloc then begin //debugln(['**************** COMPUTING widths (grow): ', AIndex,' (',dbgs(Pointer(self)),') old-alloc=', FCurrentWidthsAlloc, ' new-len=',LineLen]); SetLength(FCurrentWidths, LineLen); FCurrentWidthsAlloc := LineLen; end else if FCurrentWidthsAlloc > Max(Max(LineLen, FCurrentWidthsLen)*4, SYN_LP_MIN_ALLOC) then begin //debugln(['**************** COMPUTING widths (shrink): ', AIndex,' (',dbgs(Pointer(self)),') old-alloc=', FCurrentWidthsAlloc, ' new-len=',LineLen]); FCurrentWidthsAlloc := Max(Max(LineLen, FCurrentWidthsLen), SYN_LP_MIN_ALLOC) ; SetLength(FCurrentWidths, FCurrentWidthsAlloc); //end //else begin // debugln(['**************** COMPUTING widths: ', AIndex,' (',dbgs(Pointer(self)),') alloc=',FCurrentWidthsAlloc]); end; //debugln(['**************** NEW for index:: ', AIndex,' (',dbgs(Pointer(self)),') after index: ', FCurrentLine, ' used ', dbg_cnt,' times // old-alloc=', FCurrentWidthsAlloc, ' new-len=',LineLen, ' viewchg:',dbgs(not(FViewChangeStamp=FLines.ViewChangeStamp)),' txtchg:',dbgs(not(FTextChangeStamp=FLines.TextChangeStamp))]); dbg_cnt := 0; FCurrentWidthsLen := LineLen; if LineLen > 0 then FLines.DoGetPhysicalCharWidths(Line, LineLen, AIndex, @FCurrentWidths[0]); FViewChangeStamp := FLines.ViewChangeStamp; FTextChangeStamp := FLines.TextChangeStamp; FCurrentLine := AIndex; end; function TSynLogicalPhysicalConvertor.GetCurrentWidths: PPhysicalCharWidth; begin if FCurrentWidthsLen > 0 then Result := @FCurrentWidths[0] else Result := nil; end; function TSynLogicalPhysicalConvertor.GetCurrentLine: Integer; begin if (FLines.TextChangeStamp = FTextChangeStamp) and (FLines.ViewChangeStamp = FViewChangeStamp) then Result := FCurrentLine else Result := -1; end; procedure TSynLogicalPhysicalConvertor.SetWidthsForLine(AIndex: Integer; ANewWidths: TPhysicalCharWidths); begin FCurrentWidths := ANewWidths; FCurrentWidthsLen := length(ANewWidths); FCurrentWidthsAlloc := FCurrentWidthsLen; FCurrentLine := AIndex; FViewChangeStamp := FLines.ViewChangeStamp; FTextChangeStamp := FLines.TextChangeStamp; end; constructor TSynLogicalPhysicalConvertor.Create(ALines: TSynEditStrings); begin FLines := ALines; FCurrentLine := -1; FCurrentWidths := nil; FCurrentWidthsLen := 0; FCurrentWidthsAlloc := 0; end; destructor TSynLogicalPhysicalConvertor.Destroy; begin SetLength(FCurrentWidths, 0); inherited Destroy; end; function TSynLogicalPhysicalConvertor.PhysicalToLogical(AIndex, AColumn: Integer): Integer; var ColOffs: Integer; begin Result := PhysicalToLogical(AIndex, AColumn, ColOffs); end; function TSynLogicalPhysicalConvertor.PhysicalToLogical(AIndex, AColumn: Integer; out AColOffset: Integer; ACharSide: TSynPhysCharSide; AFlags: TSynLogPhysFlags): Integer; var BytePos, ScreenPos, ScreenPosOld: integer; RtlPos, RtlScreen: Integer; begin FAdjustedPhysToLogOrigin := AColumn; FUnAdjustedPhysToLogResult := AColumn; FUnAdjustedPhysToLogColOffs := 0; AColOffset := 0; {$IFnDEF WithOutSynBiDi} if (AColumn = 0) or ((AColumn = 1) and (ACharSide in [cspLeft, cspFollowLtr])) then exit(AColumn); {$ELSE} if (AColumn = 0) or (AColumn = 1) then exit(AColumn); {$ENDIF} PrepareWidthsForLine(AIndex); ScreenPos := 1; BytePos := 0; {$IFnDEF WithOutSynBiDi } while BytePos < FCurrentWidthsLen do begin if ((FCurrentWidths[BytePos] and PCWMask) = 0) then begin inc(BytePos); continue; end; // currently Ltr if (ScreenPos = AColumn) and (ACharSide in [cspLeft, cspFollowLtr]) then begin AColOffset := 0; FUnAdjustedPhysToLogResult := BytePos+1; exit(BytePos+1); end; (* Inner RTL Loop *) If ((FCurrentWidths[BytePos] and PCWFlagRTL) <> 0) then begin RtlPos := BytePos; RtlScreen := 0; while (RtlPos < FCurrentWidthsLen) do begin if ((FCurrentWidths[RtlPos] and PCWMask) = 0) then begin inc(RtlPos); continue; end; If ((FCurrentWidths[RtlPos] and PCWFlagRTL) = 0) then break; RtlScreen := RtlScreen + (FCurrentWidths[RtlPos] and PCWMask); inc(RtlPos); end; // RtlScreen is now the screen width of the RTL run ScreenPos := ScreenPos + RtlScreen; if (ScreenPos = AColumn) and (ACharSide in [cspLeft, cspFollowRtl]) then begin AColOffset := 0; FUnAdjustedPhysToLogResult := BytePos+1; exit(BytePos+1); end else if ScreenPos > AColumn then begin // Search in RTL while BytePos < FCurrentWidthsLen do begin if ((FCurrentWidths[BytePos] and PCWMask) = 0) then begin inc(BytePos); continue; end; ScreenPosOld := ScreenPos; ScreenPos := ScreenPos - (FCurrentWidths[BytePos] and PCWMask); inc(BytePos); if (ScreenPos < AColumn) then begin AColOffset := ScreenPosOld - AColumn; FUnAdjustedPhysToLogResult := BytePos; FUnAdjustedPhysToLogColOffs := AColOffset; if (AColOffset <> 0) then begin if lpfAdjustToCharBegin in AFlags then begin FAdjustedPhysToLogOrigin := ScreenPosOld; AColOffset := 0; end else if lpfAdjustToNextChar in AFlags then begin FAdjustedPhysToLogOrigin := ScreenPos; AColOffset := 0; while (BytePos < FCurrentWidthsLen) and ((FCurrentWidths[BytePos] and PCWMask) = 0) do inc(BytePos); inc(BytePos); end; end; exit(BytePos); end; end; if (ScreenPos = AColumn) then begin AColOffset := 0; FUnAdjustedPhysToLogResult := BytePos+1; exit(BytePos+1); end; // past EOL, line ends with RTL break; // Leave the outer loop end; // Cuntinue in LTR BytePos := RtlPos; assert(BytePos <= FCurrentWidthsLen, 'BytePos <= FCurrentWidthsLen'); if BytePos >= FCurrentWidthsLen then break; // Leave the outer loop end; (* Inner RTL Loop END *) ScreenPosOld := ScreenPos; ScreenPos := ScreenPos + (FCurrentWidths[BytePos] and PCWMask); inc(BytePos); if ScreenPos > AColumn then begin AColOffset := AColumn - ScreenPosOld; FUnAdjustedPhysToLogResult := BytePos; FUnAdjustedPhysToLogColOffs := AColOffset; if (AColOffset <> 0) then begin if lpfAdjustToCharBegin in AFlags then begin FAdjustedPhysToLogOrigin := ScreenPosOld; AColOffset := 0; end else if lpfAdjustToNextChar in AFlags then begin FAdjustedPhysToLogOrigin := ScreenPos; AColOffset := 0; while (BytePos < FCurrentWidthsLen) and ((FCurrentWidths[BytePos] and PCWMask) = 0) do inc(BytePos); inc(BytePos); end; end; exit(BytePos); end; end; {$ELSE} while BytePos < FCurrentWidthsLen do begin ScreenPosOld := ScreenPos; ScreenPos := ScreenPos + (FCurrentWidths[BytePos] and PCWMask); inc(BytePos); if ScreenPos > AColumn then begin AColOffset := AColumn - ScreenPosOld; FUnAdjustedPhysToLogResult := BytePos; FUnAdjustedPhysToLogColOffs := AColOffset; if (AColOffset <> 0) then begin if lpfAdjustToCharBegin in AFlags then begin FAdjustedPhysToLogOrigin := ScreenPosOld; AColOffset := 0; end else if lpfAdjustToNextChar in AFlags then begin FAdjustedPhysToLogOrigin := ScreenPos; AColOffset := 0; while (BytePos < FCurrentWidthsLen) and ((FCurrentWidths[BytePos] and PCWMask) = 0) do inc(BytePos); inc(BytePos); end; end; exit(BytePos); end; end; {$ENDIF} // Column at/past end of line AColOffset := 0; Result := BytePos + 1 + AColumn - ScreenPos; FUnAdjustedPhysToLogResult := Result; end; function TSynLogicalPhysicalConvertor.LogicalToPhysical(AIndex, ABytePos: Integer): Integer; var ColOffs: Integer; begin ColOffs := 0; Result := LogicalToPhysical(AIndex, ABytePos, ColOffs); end; function TSynLogicalPhysicalConvertor.LogicalToPhysical(AIndex, ABytePos: Integer; var AColOffset: Integer; ACharSide: TSynLogCharSide; AFlags: TSynLogPhysFlags): Integer; var i: integer; RtlLen: Integer; begin FAdjustedLogToPhysOrigin := ABytePos; {$IFDEF AssertSynMemIndex} if (ABytePos <= 0) then raise Exception.Create(Format('Bad Bytpos for PhystoLogical BytePos=%d ColOffs= %d idx= %d',[ABytePos, AColOffset, AIndex])); {$ENDIF} assert(ABytePos > 0, 'What uses abytepos = 0 ?'); {$IFnDEF WithOutSynBiDi} if (ABytePos = 0) or ((ABytePos = 1) and (AColOffset=0) and (ACharSide in [cslBefore, cslFollowLtr])) then exit(ABytePos); {$ELSE} if (ABytePos = 0) or ((ABytePos = 1) and (AColOffset=0)) then exit(ABytePos); {$ENDIF} PrepareWidthsForLine(AIndex); dec(ABytePos); if ABytePos < FCurrentWidthsLen then begin if (FCurrentWidths[ABytePos] and PCWMask) = 0 then begin if lpfAdjustToCharBegin in AFlags then begin while (ABytePos > 0) and ((FCurrentWidths[ABytePos] and PCWMask) = 0) do dec(ABytePos); end else if lpfAdjustToNextChar in AFlags then begin while (ABytePos < FCurrentWidthsLen) and ((FCurrentWidths[ABytePos] and PCWMask) = 0) do inc(ABytePos); end; FAdjustedLogToPhysOrigin := ABytePos+1; assert((FCurrentWidths[ABytePos] and PCWMask) <> 0, 'LogicalToPhysical at char'); end; if ABytePos < FCurrentWidthsLen then AColOffset := Min(AColOffset, (FCurrentWidths[ABytePos] and PCWMask)-1); Result := 1 + AColOffset; end; if ABytePos >= FCurrentWidthsLen then begin Result := 1 + ABytePos - FCurrentWidthsLen; if Result > 1 then ACharSide := cslAfter; ABytePos := FCurrentWidthsLen; AColOffset := 0; end; RtlLen := 0; for i := 0 to ABytePos - 1 do begin if ((FCurrentWidths[i] and PCWMask) = 0) then continue; {$IFnDEF WithOutSynBiDi} If ((FCurrentWidths[i] and PCWFlagRTL) <> 0) then RtlLen := RtlLen + (FCurrentWidths[i] and PCWMask) else begin Result := Result + RtlLen + (FCurrentWidths[i] and PCWMask); RtlLen := 0; end; {$ELSE} Result := Result + (FCurrentWidths[i] and PCWMask); {$ENDIF} end; {$IFnDEF WithOutSynBiDi} if (ABytePos < FCurrentWidthsLen) and ((FCurrentWidths[ABytePos] and PCWFlagRTL) <> 0) and // Next Char is Rtl ( (RtlLen > 0) or // char is in the middle of the RTL run (ACharSide in [cslAfter, cslFollowRtl]) // may be before rtl run, but want to include entire run (1st log rtl-char is phys at other end) ) then begin i := ABytePos; // Add the remaining RTL chars while (i < FCurrentWidthsLen) and ( ((FCurrentWidths[i] and PCWFlagRTL) <> 0) or ((FCurrentWidths[i] and PCWMask) = 0) ) do begin Result := Result + (FCurrentWidths[i] and PCWMask); inc(i); end; end else if (ABytePos > FCurrentWidthsLen) or (ACharSide in [cslAfter, cslFollowLtr]) and ( (ABytePos = FCurrentWidthsLen) or ( (ABytePos < FCurrentWidthsLen) and ((FCurrentWidths[ABytePos] and PCWFlagRTL) = 0) ) ) // next char is LTR then Result := Result + RtlLen; {$ENDIF} end; { TSynEditStrings } constructor TSynEditStrings.Create; begin FLogPhysConvertor := TSynLogicalPhysicalConvertor.Create(self); FLogPhysConvertorTmp := TSynLogicalPhysicalConvertor.Create(self); inherited Create; IsUtf8 := True; end; destructor TSynEditStrings.Destroy; begin FreeAndNil(FLogPhysConvertor); FreeAndNil(FLogPhysConvertorTmp); inherited Destroy; end; procedure TSynEditStrings.BeginUpdate(Sender: TObject); begin if FSenderUpdateCount = 0 then SetUpdateState(true, Sender); inc(FSenderUpdateCount); end; procedure TSynEditStrings.EndUpdate(Sender: TObject); begin If FSenderUpdateCount>0 then Dec(FSenderUpdateCount); if FSenderUpdateCount=0 then SetUpdateState(False, Sender); end; function TSynEditStrings.IsUpdating: Boolean; begin Result := (FSenderUpdateCount > 0) or (UpdateCount > 0); end; procedure TSynEditStrings.AddModifiedHandler(AReason: TSynEditNotifyReason; AHandler: TStringListLinesModifiedEvent); begin assert(AReason in [senrLinesModified], 'AddModifiedHandler'); AddGenericHandler(AReason, TMethod(AHandler)); end; procedure TSynEditStrings.AddChangeHandler(AReason: TSynEditNotifyReason; AHandler: TStringListLineCountEvent); begin AddGenericHandler(AReason, TMethod(AHandler)); end; procedure TSynEditStrings.AddNotifyHandler(AReason: TSynEditNotifyReason; AHandler: TNotifyEvent); begin AddGenericHandler(AReason, TMethod(AHandler)); end; procedure TSynEditStrings.RemoveModifiedHandler(AReason: TSynEditNotifyReason; AHandler: TStringListLinesModifiedEvent); begin assert(AReason in [senrLinesModified], 'RemoveModifiedHandler'); RemoveGenericHandler(AReason, TMethod(AHandler)); end; procedure TSynEditStrings.RemoveChangeHandler(AReason: TSynEditNotifyReason; AHandler: TStringListLineCountEvent); begin RemoveGenericHandler(AReason, TMethod(AHandler)); end; procedure TSynEditStrings.RemoveNotifyHandler(AReason: TSynEditNotifyReason; AHandler: TNotifyEvent); begin RemoveGenericHandler(AReason, TMethod(AHandler)); end; procedure TSynEditStrings.AddEditHandler(AHandler: TStringListLineEditEvent); begin AddGenericHandler(senrEditAction, TMethod(AHandler)); end; procedure TSynEditStrings.RemoveEditHandler(AHandler: TStringListLineEditEvent); begin RemoveGenericHandler(senrEditAction, TMethod(AHandler)); end; procedure TSynEditStrings.SendHighlightChanged(aIndex, aCount: Integer); begin SendNotification(senrHighlightChanged, Self, aIndex, aCount); end; function TSynEditStrings.LogicPosAddChars(const ALine: String; ALogicalPos, ACount: integer; AllowPastEOL: Boolean): Integer; begin if AllowPastEOL then Result := LogicPosAddChars(ALine, ALogicalPos, ACount, [lpAllowPastEol]) else Result := LogicPosAddChars(ALine, ALogicalPos, ACount, []); end; function TSynEditStrings.LogicPosAdjustToChar(const ALine: String; ALogicalPos: integer; ANext: Boolean; AllowPastEOL: Boolean): Integer; var f: LPosFlags; begin if AllowPastEOL then f := [lpAllowPastEol] else f := []; if ANext then f := f + [lpAdjustToNext]; Result := LogicPosAdjustToChar(ALine, ALogicalPos, f); end; function TSynEditStrings.GetPhysicalCharWidths(Index: Integer): TPhysicalCharWidths; var s: string; begin s := Strings[Index]; Result := GetPhysicalCharWidths(PChar(s), length(s), Index); end; function TSynEditStrings.GetPhysicalCharWidths(Line: PChar; LineLen, Index: Integer): TPhysicalCharWidths; begin SetLength(Result, LineLen); if LineLen = 0 then exit; DoGetPhysicalCharWidths(Line, LineLen, Index, @Result[0]); end; function TSynEditStrings.GetDisplayView: TLazSynDisplayView; begin Result := nil; end; function TSynEditStrings.GetIsUtf8 : Boolean; begin Result := FIsUtf8; end; procedure TSynEditStrings.SetIsUtf8(const AValue : Boolean); begin FIsUtf8 := AValue; end; procedure TSynEditStrings.SetTextStr(const Value : string); var StartPos: PChar; p: PChar; Last: PChar; sl: TStringList; s: string; begin if Value='' then begin Clear; exit; end; BeginUpdate; sl:=TStringList.Create; try Clear; p:=PChar(Value); StartPos:=p; Last:=p+length(Value); while p'' then System.Move(StartPos^,s[1],length(s)); sl.Add(s); if (p[1] in [#10,#13]) and (p[1]<>p^) then inc(p); inc(p); StartPos:=p; end; end; if StartPos'' then System.Move(StartPos^,s[1],length(s)); sl.Add(s); end; AddStrings(sl); finally sl.Free; EndUpdate; end; end; function TSynEditStrings.GetViewChangeStamp: int64; begin Result := 0; end; procedure TSynEditStrings.SetUpdateState(Updating: Boolean); begin // Update/check "FSenderUpdateCount", to avoid extra locking/unlocking if Updating then BeginUpdate(nil) else EndUpdate(nil); end; function TSynEditStrings.LogicalToPhysicalPos(const p : TPoint) : TPoint; begin Result := p; Result.X := FLogPhysConvertor.LogicalToPhysical(p.y - 1, p.x); // if Result.Y - 1 < Count then // Result.X:=LogicalToPhysicalCol(self[Result.Y - 1], Result.Y, Result.X); end; function TSynEditStrings.LogicalToPhysicalCol(const Line : String; Index, LogicalPos: integer) : integer; var CharWidths: TPhysicalCharWidths; begin CharWidths := GetPhysicalCharWidths(Pchar(Line), length(Line), Index); FLogPhysConvertorTmp.SetWidthsForLine(-9, CharWidths); Result := FLogPhysConvertorTmp.LogicalToPhysical(-9 , LogicalPos); end; function TSynEditStrings.PhysicalToLogicalPos(const p : TPoint) : TPoint; begin Result := p; Result.X := FLogPhysConvertor.PhysicalToLogical(p.y - 1, p.x); // if (Result.Y>=1) and (Result.Y <= Count) then // Result.X:=PhysicalToLogicalCol(self[Result.Y - 1], Result.Y - 1, Result.X); end; function TSynEditStrings.PhysicalToLogicalCol(const Line : string; Index, PhysicalPos : integer) : integer; var CharWidths: TPhysicalCharWidths; begin CharWidths := GetPhysicalCharWidths(PChar(Line), length(Line), Index); FLogPhysConvertorTmp.SetWidthsForLine(-9, CharWidths); Result := FLogPhysConvertorTmp.PhysicalToLogical(-9 , PhysicalPos); end; { TSynEditStringsLinked } constructor TSynEditStringsLinked.Create(ASynStringSource: TSynEditStrings); begin fSynStrings := ASynStringSource; Inherited Create; end; function TSynEditStringsLinked.Add(const S: string): integer; begin Result := fSynStrings.Add(S); end; procedure TSynEditStringsLinked.AddStrings(AStrings: TStrings); begin fSynStrings.AddStrings(AStrings); end; procedure TSynEditStringsLinked.Clear; begin fSynStrings.Clear; end; procedure TSynEditStringsLinked.Delete(Index: integer); begin fSynStrings.Delete(Index); end; procedure TSynEditStringsLinked.DeleteLines(Index, NumLines: integer); begin fSynStrings.DeleteLines(Index, NumLines); end; procedure TSynEditStringsLinked.Insert(Index: integer; const S: string); begin fSynStrings.Insert(Index, S); end; procedure TSynEditStringsLinked.InsertLines(Index, NumLines: integer); begin fSynStrings.InsertLines(Index, NumLines); end; procedure TSynEditStringsLinked.InsertStrings(Index: integer; NewStrings: TStrings); begin fSynStrings.InsertStrings(Index, NewStrings); end; function TSynEditStringsLinked.GetPChar(ALineIndex: Integer; out ALen: Integer): PChar; begin Result := fSynStrings.GetPChar(ALineIndex, ALen); end; procedure TSynEditStringsLinked.SetIsUndoing(const AValue: Boolean); begin fSynStrings.IsUndoing := AValue; end; function TSynEditStringsLinked.GetIsUndoing: Boolean; begin Result := fSynStrings.IsUndoing; end; procedure TSynEditStringsLinked.SetIsRedoing(const AValue: Boolean); begin fSynStrings.IsRedoing := AValue; end; function TSynEditStringsLinked.GetIsRedoing: Boolean; begin Result := fSynStrings.IsRedoing; end; procedure TSynEditStringsLinked.SetSynStrings(AValue: TSynEditStrings); begin if fSynStrings = AValue then Exit; fSynStrings := AValue; if DisplayView <> nil then begin if fSynStrings = nil then DisplayView.NextView := nil else DisplayView.NextView := fSynStrings.DisplayView; end; end; function TSynEditStringsLinked.GetIsUtf8: Boolean; begin Result := FSynStrings.IsUtf8; end; procedure TSynEditStringsLinked.SetIsUtf8(const AValue: Boolean); begin FSynStrings.IsUtf8 := AValue; end; function TSynEditStringsLinked.GetTextChangeStamp: int64; begin Result := fSynStrings.GetTextChangeStamp; end; function TSynEditStringsLinked.GetViewChangeStamp: int64; begin Result := fSynStrings.GetViewChangeStamp; end; //Ranges function TSynEditStringsLinked.GetRange(Index: Pointer): TSynManagedStorageMem; begin Result:= fSynStrings.Ranges[Index]; end; procedure TSynEditStringsLinked.PutRange(Index: Pointer; const ARange: TSynManagedStorageMem); begin fSynStrings.Ranges[Index] := ARange; end; function TSynEditStringsLinked.GetExpandedString(Index: integer): string; begin Result:= fSynStrings.GetExpandedString(Index); end; function TSynEditStringsLinked.GetLengthOfLongestLine: integer; begin Result:= fSynStrings.GetLengthOfLongestLine; end; function TSynEditStringsLinked.GetRedoList: TSynEditUndoList; begin Result := fSynStrings.GetRedoList; end; function TSynEditStringsLinked.GetUndoList: TSynEditUndoList; begin Result := fSynStrings.GetUndoList; end; function TSynEditStringsLinked.GetCurUndoList: TSynEditUndoList; begin Result := fSynStrings.GetCurUndoList; end; procedure TSynEditStringsLinked.AddGenericHandler(AReason: TSynEditNotifyReason; AHandler: TMethod); begin fSynStrings.AddGenericHandler(AReason, AHandler); end; procedure TSynEditStringsLinked.RemoveGenericHandler(AReason: TSynEditNotifyReason; AHandler: TMethod); begin fSynStrings.RemoveGenericHandler(AReason, AHandler); end; // Count function TSynEditStringsLinked.GetCount: integer; begin Result:= fSynStrings.Count; end; function TSynEditStringsLinked.GetCapacity: integer; begin Result:= fSynStrings.Capacity; end; procedure TSynEditStringsLinked.SetCapacity(NewCapacity: integer); begin fSynStrings.Capacity := NewCapacity; end; function TSynEditStringsLinked.Get(Index: integer): string; begin Result:= fSynStrings.Get(Index); end; function TSynEditStringsLinked.GetObject(Index: integer): TObject; begin Result:= fSynStrings.GetObject(Index); end; procedure TSynEditStringsLinked.Put(Index: integer; const S: string); begin fSynStrings.Put(Index, S); end; procedure TSynEditStringsLinked.PutObject(Index: integer; AObject: TObject); begin fSynStrings.PutObject(Index, AObject); end; //function TSynEditStringsLinked.GetPhysicalCharWidths(Line: PChar; LineLen, Index: Integer): TPhysicalCharWidths; //begin // Result := fSynStrings.GetPhysicalCharWidths(Line, LineLen, Index); //end; procedure TSynEditStringsLinked.SetUpdateState(Updating: Boolean; Sender: TObject); begin // Update/check "FSenderUpdateCount" in linked lists too (avoid extra locking/unlocking) if Updating then fSynStrings.BeginUpdate(Sender) else fSynStrings.EndUpdate(Sender); end; procedure TSynEditStringsLinked.DoGetPhysicalCharWidths(Line: PChar; LineLen, Index: Integer; PWidths: PPhysicalCharWidth); begin fSynStrings.DoGetPhysicalCharWidths(Line, LineLen, Index, PWidths); end; function TSynEditStringsLinked.GetDisplayView: TLazSynDisplayView; begin Result := fSynStrings.GetDisplayView; end; procedure TSynEditStringsLinked.EditInsert(LogX, LogY: Integer; AText: String); begin fSynStrings.EditInsert(LogX, LogY, AText); end; function TSynEditStringsLinked.EditDelete(LogX, LogY, ByteLen: Integer): String; begin Result := fSynStrings.EditDelete(LogX, LogY, ByteLen); end; function TSynEditStringsLinked.EditReplace(LogX, LogY, ByteLen: Integer; AText: String): String; begin Result:=fSynStrings.EditReplace(LogX, LogY, ByteLen, AText); end; procedure TSynEditStringsLinked.EditLineBreak(LogX, LogY: Integer); begin fSynStrings.EditLineBreak(LogX, LogY); end; procedure TSynEditStringsLinked.EditLineJoin(LogY: Integer; FillText: String = ''); begin fSynStrings.EditLineJoin(LogY, FillText); end; procedure TSynEditStringsLinked.EditLinesInsert(LogY, ACount: Integer; AText: String = ''); begin fSynStrings.EditLinesInsert(LogY, ACount, AText); end; procedure TSynEditStringsLinked.EditLinesDelete(LogY, ACount: Integer); begin fSynStrings.EditLinesDelete(LogY, ACount); end; procedure TSynEditStringsLinked.EditUndo(Item: TSynEditUndoItem); begin fSynStrings.EditUndo(Item); end; procedure TSynEditStringsLinked.EditRedo(Item: TSynEditUndoItem); begin fSynStrings.EditRedo(Item); end; procedure TSynEditStringsLinked.SendNotification(AReason: TSynEditNotifyReason; ASender: TSynEditStrings; aIndex, aCount: Integer); begin fSynStrings.SendNotification(AReason, ASender, aIndex, aCount); end; procedure TSynEditStringsLinked.SendNotification(AReason: TSynEditNotifyReason; ASender: TSynEditStrings; aIndex, aCount: Integer; aBytePos: Integer; aLen: Integer; aTxt: String); begin fSynStrings.SendNotification(AReason, ASender, aIndex, aCount, aBytePos, aLen, aTxt); end; procedure TSynEditStringsLinked.SendNotification(AReason: TSynEditNotifyReason; ASender: TObject); begin fSynStrings.SendNotification(AReason, ASender); end; procedure TSynEditStringsLinked.FlushNotificationCache; begin fSynStrings.FlushNotificationCache; end; function TSynEditStringsLinked.LogicPosAddChars(const ALine: String; ALogicalPos, ACount: integer; AFlags: LPosFlags): Integer; begin Result := fSynStrings.LogicPosAddChars(ALine, ALogicalPos, ACount, AFlags); end; function TSynEditStringsLinked.LogicPosIsAtChar(const ALine: String; ALogicalPos: integer; AFlags: LPosFlags): Boolean; begin Result := fSynStrings.LogicPosIsAtChar(ALine, ALogicalPos, AFlags); end; function TSynEditStringsLinked.LogicPosAdjustToChar(const ALine: String; ALogicalPos: integer; AFlags: LPosFlags): Integer; begin Result := fSynStrings.LogicPosAdjustToChar(ALine, ALogicalPos, AFlags); end; procedure TSynEditStringsLinked.IgnoreSendNotification(AReason: TSynEditNotifyReason; IncIgnore: Boolean); begin fSynStrings.IgnoreSendNotification(AReason, IncIgnore); end; function TSynEditStringsLinked.GetIsInEditAction: Boolean; begin Result := fSynStrings.GetIsInEditAction; end; procedure TSynEditStringsLinked.IncIsInEditAction; begin fSynStrings.IncIsInEditAction; end; procedure TSynEditStringsLinked.DecIsInEditAction; begin fSynStrings.DecIsInEditAction; end; end.