441 lines
13 KiB
ObjectPascal
Executable File
441 lines
13 KiB
ObjectPascal
Executable File
unit UnitCodeUtils;
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interface
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uses SysUtils, Classes, Forms, Controls, Windows, ScintillaLanguageManager,
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RichEdit, ComCtrls, JvInspector;
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function IsAtStart(eSubStr, eStr: String; AllowFunctions: Boolean = True): Boolean;
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function GetIndents(Line: Integer = -1): String;
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function GetStyleAt(ePos: Integer): TSciStyle;
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function LineFromPos(ePos: Integer): Integer;
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function RemoveSemicolon(eStr: String): String;
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procedure IndentCode;
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procedure UnindentCode;
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function Between(eText, eFirst, eSecond: String): String;
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procedure Delay(eTime: Integer);
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function CountChars(eIn: String; eChar: Char): Integer;
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function RemoveStringsAndComments(eLine: String; eRemoveStrings: Boolean): String;
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function GetMatchingBrace(eString: String): Integer;
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function GetColoredLine(eLine: Integer): String;
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function GetRTFText(ARichEdit: TRichedit): string;
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procedure SetRTFText(ARichEdit: TRichedit; ARTFText: String);
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implementation
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uses UnitfrmMain, UnitMainTools, UnitLanguages, UnitfrmIRCPaster;
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function IsAtStart(eSubStr, eStr: String; AllowFunctions: Boolean = True): Boolean;
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begin
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eStr := LowerCase(Trim(StringReplace(eStr, #9, #32, [rfReplaceAll])));
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eSubStr := LowerCase(eSubStr);
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if Pos(eSubStr + #32, eStr) = 1 then
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Result := True
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else if (Pos(eSubStr + '(', eStr) = 1) and (AllowFunctions) then
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Result := True
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else
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Result := False;
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end;
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function GetIndents(Line: Integer = -1): String;
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var i: integer;
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begin
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Result := '';
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if Line = -1 then
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Line := frmMain.sciEditor.GetCurrentLineNumber;
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if Length(frmMain.sciEditor.Lines[Line]) <> 0 then begin
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for i := 1 to Length(frmMain.sciEditor.Lines[Line]) do begin
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if (frmMain.sciEditor.Lines[Line][i] <> #32) and (frmMain.sciEditor.Lines[Line][i] <> #9) then
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break
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else
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Result := Result + frmMain.sciEditor.Lines[Line][i];
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end;
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end;
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end;
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function GetStyleAt(ePos: Integer): TSciStyle;
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var eBits: Integer;
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eStyleNo: Byte;
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i: integer;
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begin
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Result := nil;
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eStyleNo := Byte(frmMain.sciEditor.GetStyleAt(ePos));
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eBits := frmMain.sciEditor.GetStyleBits;
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if eBits = 5 then
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eStyleNo := eStyleNo and $1f //Strip away the indicators (3 bits)
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else if eBits = 7 then
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eStyleNo := eStyleNo and $7f //Strip away the indicators (1 bit)
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else if eBits = 6 then
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eStyleNo := eStyleNo and $3f; //Strip away the indicators (2 bits)
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if eStyleNo <> 32 then begin
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with frmMain.sciEditor.LanguageManager.LanguageList.Find(ActiveDoc.Highlighter).Styles do begin
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for i := 0 to Count -1 do begin
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if TSciStyle(Items[i]).StyleNumber = eStyleNo then
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Result := TSciStyle(Items[i]);
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end;
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end;
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end;
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end;
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function LineFromPos(ePos: Integer): Integer;
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var i: integer;
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eLength: Integer;
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begin
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Result := -1;
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eLength := 0;
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for i := 0 to frmMain.sciEditor.Lines.Count -1 do begin
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eLength := eLength + Length(frmMain.sciEditor.Lines[i]) + 2;
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if eLength >= ePos then begin
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Result := i;
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break;
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end;
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end;
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end;
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function RemoveSemicolon(eStr: String): String;
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begin
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if Length(eStr) <> 0 then begin
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if eStr[Length(eStr)] = ';' then
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Result := Copy(eStr, 1, Length(eStr) -1)
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else
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Result := eStr;
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end
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else
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Result := eStr;
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end;
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procedure IndentCode;
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var eStr: TStringList;
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i, k: integer;
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eIdent, eTempIdent: Integer;
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eString: String;
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begin
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Screen.Cursor := crHourGlass;
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frmMain.sciEditor.Enabled := False;
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eStr := TStringList.Create;
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eIdent := 0;
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eTempIdent := 0;
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ShowProgress(False);
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frmMain.pbLoading.Max := frmMain.sciEditor.Lines.Count *2 -2;
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for i := 0 to frmMain.sciEditor.Lines.Count -1 do begin
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if Cancel then begin
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Cancel := False;
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exit;
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end;
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eStr.Add(TrimLeft(frmMain.sciEditor.Lines[i]));
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// Remove strings and comments virtually because they could include brackets
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frmMain.pbLoading.Position := i;
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SetProgressStatus('Indenting Code...');
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eStr[i] := RemoveStringsAndComments(eStr[i], True);
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end;
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for i := 0 to eStr.Count -1 do begin
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if CountChars(eStr[i], '{') <> CountChars(eStr[i], '}') then
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eIdent := eIdent - CountChars(eStr[i], '}');
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frmMain.sciEditor.Lines[i] := TrimLeft(frmMain.sciEditor.Lines[i]);
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for k := 1 to eIdent + eTempIdent do
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frmMain.sciEditor.Lines[i] := ' ' + frmMain.sciEditor.Lines[i];
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if eTempIdent <> 0 then
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eTempIdent := eTempIdent -1;
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if (IsAtStart('if', eStr[i], True)) and (Pos('{', eStr[i]) = 0) and (Length(eStr[i]) > 3) then begin
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eString := eStr[i];
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Delete(eString, 1, 2);
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if (eString[1] <> Trim(eString)[1]) or (eString[1] = '(') then begin
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eString := Trim(eString);
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if GetMatchingBrace(eString) = Length(eString) then
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eTempIdent := eTempIdent +1;
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end;
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end
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else if (IsAtStart('for', eStr[i], True)) and (Pos('{', eStr[i]) = 0) and (Length(eStr[i]) > 4) then begin
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eString := eStr[i];
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Delete(eString, 1, 3);
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if (eString[1] <> Trim(eString)[1]) or (eString[1] = '(') then begin
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eString := Trim(eString);
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if GetMatchingBrace(eString) = Length(eString) then
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eTempIdent := eTempIdent +1;
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end;
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end
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else if (IsAtStart('else', eStr[i], False)) and (Pos('{', eStr[i]) = 0) and (Length(eStr[i]) > 5) then begin
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eString := eStr[i];
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Delete(eString, 1, 4);
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if eString[1] <> Trim(eString)[1] then begin
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eString := Trim(eString);
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if GetMatchingBrace(eString) = Length(eString) then
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eTempIdent := eTempIdent +1;
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end;
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end
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else if (Pos('{', eStr[i]) = 0) and (Length(eStr[i]) > 6) then begin
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if (IsAtStart('stock', eStr[i], False)) or (IsAtStart('while', eStr[i], True)) then begin
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eString := eStr[i];
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Delete(eString, 1, 5);
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if (eString[1] <> Trim(eString)[1]) or (eString[1] = '(') then begin
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eString := Trim(eString);
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if GetMatchingBrace(eString) = Length(eString) then
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eTempIdent := eTempIdent +1;
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end;
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end;
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end;
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if (Pos('{', eStr[i]) = 0) and (Length(eStr[i]) > 7) then begin
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if (Pos('public', eStr[i]) = 1) or (Pos('native', eStr[i]) = 1) then begin
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eString := eStr[i];
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Delete(eString, 1, 6);
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if eString[1] <> Trim(eString)[1] then begin
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eString := Trim(eString);
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if GetMatchingBrace(eString) = Length(eString) then
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eTempIdent := eTempIdent +1;
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end;
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end;
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end
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else if (IsAtStart('forward', eStr[i], False)) and (Pos('{', eStr[i]) = 0) and (Length(eStr[i]) > 8) then begin
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eString := eStr[i];
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Delete(eString, 1, 7);
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if eString[1] <> Trim(eString)[1] then begin
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eString := Trim(eString);
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if GetMatchingBrace(eString) = Length(eString) then
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eTempIdent := eTempIdent +1;
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end;
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end;
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if CountChars(eStr[i], '{') <> CountChars(eStr[i], '}') then
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eIdent := eIdent + CountChars(eStr[i], '{');
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frmMain.pbLoading.Position := frmMain.sciEditor.Lines.Count + i -1;
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SetProgressStatus('Indenting Code...');
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frmMain.pnlLoading.Repaint;
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end;
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ActiveDoc.Modified := True;
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frmMain.mnuModified.Caption := lModified;
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HideProgress;
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frmMain.sciEditor.Enabled := True;
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Screen.Cursor := crDefault;
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end;
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procedure UnindentCode;
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var i: integer;
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begin
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Screen.Cursor := crHourGlass;
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frmMain.sciEditor.Enabled := False;
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ShowProgress(False);
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frmMain.pbLoading.Max := frmMain.sciEditor.Lines.Count -1;
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for i := 0 to frmMain.sciEditor.Lines.Count -1 do begin
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if Cancel then begin
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Cancel := False;
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exit;
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end;
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frmMain.sciEditor.Lines[i] := TrimLeft(frmMain.sciEditor.Lines[i]);
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frmMain.pbLoading.Position := i;
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SetProgressStatus('Unintending Code...');
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frmMain.pnlLoading.Repaint;
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end;
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HideProgress;
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frmMain.sciEditor.Enabled := True;
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Screen.Cursor := crDefault;
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end;
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function RemoveStringsAndComments(eLine: String; eRemoveStrings: Boolean): String;
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begin
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// Remove comments
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if (Pos(GetCurrLang.CommentBoxStart, eLine) = 1) or (Pos(GetCurrLang.CommentBoxMiddle, eLine) = 1) or (Pos(GetCurrLang.CommentBoxEnd, eLine) = 1) or (Pos(GetCurrLang.CommentBlock, eLine) = 1) then
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eLine := '';
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if Pos(GetCurrLang.CommentBlock, eLine) <> 0 then
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eLine := Copy(eLine, 1, Pos('//', eLine) -2);
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if (Pos(GetCurrLang.CommentStreamStart, eLine) < Pos(GetCurrLang.CommentStreamEnd, eLine)) and (Pos(GetCurrLang.CommentStreamStart, eLine) <> 0) then
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eLine := StringReplace(eLine, GetCurrLang.CommentStreamStart + Between(eLine, GetCurrLang.CommentStreamStart, GetCurrLang.CommentStreamEnd) + GetCurrLang.CommentStreamEnd, '', [rfReplaceAll]); // maybe not the best method, but simple and quite easy
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// Remove quotes
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if eRemoveStrings then begin
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while CountChars(eLine, '"') > 1 do
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eLine := StringReplace(eLine, '"' + Between(eLine, '"', '"') + '"', '', [rfReplaceAll]);
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end;
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Result := eLine;
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end;
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procedure Delay(eTime: Integer);
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var i: integer;
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begin
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for i := 1 to eTime do begin
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Sleep(1);
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Application.ProcessMessages;
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if Application.Terminated then
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exit;
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end;
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end;
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function CountChars(eIn: String; eChar: Char): Integer;
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var i: integer;
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begin
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Result := 0;
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if Length(eIn) <> 0 then begin
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for i := 1 to Length(eIn) do begin
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if eIn[i] = eChar then
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Inc(Result, 1);
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end;
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end;
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end;
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function Between(eText, eFirst, eSecond: String): String;
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var eTemp: String;
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begin
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if (Pos(eFirst, eText) = 0) and (Pos(eSecond, eText) = 0) then
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Result := ''
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else begin
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eTemp := eText;
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Delete(eTemp, 1, Pos(eFirst, eText) + Length(eFirst) - 1);
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Delete(eTemp, Pos(eSecond, eTemp), Length(eTemp));
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Result := eTemp;
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end;
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end;
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function GetMatchingBrace(eString: String): Integer;
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var a, b,c : integer;
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begin
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Result := 0;
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if Length(eString) < 1 then exit;
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b := 0;
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c := 0;
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for a := 1 to Length(eString) do begin
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if eString[a] = '(' then begin
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b := b +1;
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c := 1;
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end
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else if eString[a] = ')' then begin
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b := b -1;
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c := 1;
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end;
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if (b = 0) and (c = 1) then begin
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Result := a;
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exit;
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end;
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end;
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end;
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function GetColoredLine(eLine: Integer): String;
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var eCurrStyle: String;
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eChars: Integer;
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i: integer;
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begin
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eChars := 0;
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if eLine <> 0 then begin
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for i := 0 to eLine -1 do
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eChars := eChars + Length(frmMain.sciEditor.Lines[i]) + 2; // +2 for #13#10
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end;
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eCurrStyle := '';
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if frmIRCPaster.chkLineNumbers.Checked then
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Result := IntToStr(eLine +1) + '] '
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else
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Result := '';
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if Trim(frmMain.sciEditor.Lines[eLine]) = '' then
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exit;
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for i := 0 to Length(frmMain.sciEditor.Lines[eLine]) -1 do begin
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if eCurrStyle <> GetStyleAt(eChars + i).Name then begin
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eCurrStyle := GetStyleAt(eChars + i).Name;
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if (eCurrStyle = 'White Space') and (Length(Result) <> Length(IntToStr(eLine +1) + '] ')) then
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Result := Result + '';
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if eCurrStyle = 'Ok Braces' then
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Result := Result + '02';
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if eCurrStyle = 'Bad Braces' then
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Result := Result + '04';
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if eCurrStyle = 'White Space' then
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Result := Result + '12';
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if eCurrStyle = 'Comment' then
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Result := Result + '07';
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if eCurrStyle = 'Line Comment' then
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Result := Result + '07';
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if eCurrStyle = 'Doc Comment' then
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Result := Result + '07';
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if eCurrStyle = 'Number' then
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Result := Result + '12';
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if eCurrStyle = 'Keyword' then
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Result := Result + '03';
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if eCurrStyle = 'Double quoted string' then
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Result := Result + '04';
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if eCurrStyle = 'Single quoted string' then
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Result := Result + '04';
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if eCurrStyle = 'Symbols/UUID' then
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Result := Result + '04';
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if eCurrStyle = 'Preprocessor' then
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Result := Result + '07';
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if eCurrStyle = 'Operators' then
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Result := Result + '12';
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if eCurrStyle = 'Identifier' then
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Result := Result + '12';
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if eCurrStyle = 'Regular expressions' then
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Result := Result + '10';
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if eCurrStyle = 'Doc Comment Line' then
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Result := Result + '07';
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if eCurrStyle = 'User-defined keywords' then
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Result := Result + '04';
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end;
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Result := Result + frmMain.sciEditor.Lines[eLine][i +1];
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end;
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Result := StringReplace(Result, ' ', ' ', [rfReplaceAll]);
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end;
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{ ------------------ NOTES ------------------ }
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function GetRTFText(ARichEdit: TRichedit): string;
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var
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ss: TStringStream;
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emptystr: string;
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eStr: TStringList;
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i: integer;
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begin
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Result := '';
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emptystr := '';
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ss := TStringStream.Create(emptystr);
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eStr := TStringList.Create;
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try
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ARichEdit.PlainText := False;
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ARichEdit.Lines.SaveToStream(ss);
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eStr.Text := StringReplace(ss.DataString, '\', '\\ ', [rfReplaceAll]);
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for i := 0 to eStr.Count -1 do
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Result := Result + '\n' + eStr[i];
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Delete(Result, 1, 2);
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finally
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ss.Free;
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eStr.Free;
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end;
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end;
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procedure SetRTFText(ARichEdit: TRichedit; ARTFText: String);
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var
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ss: TStringStream;
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begin
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ARTFText := StringReplace(ARTFText, '\n', #13#10, [rfReplaceAll]);
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ARTFText := StringReplace(ARTFText, '\\ ', '\', [rfReplaceAll]);
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ss := TStringStream.Create(ARTFText);
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try
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ARichEdit.PlainText := False;
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ARichEdit.Lines.LoadFromStream(ss);
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finally
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ss.Free;
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end;
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end;
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end.
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