procedure CodeColors(Form : TForm;Style : String; RichE : TRichedit;
InVisible : Boolean);
const
// 符号...
CodeC1: array[0..20] of String = ( '# ', '$ ', '( ', ') ', '* ', ', ',
'. ', '/ ', ': ', '; ', '[ ', '] ', '{ ', '} ', ' < ', '> ',
'- ', '= ', '+ ', ' ' ' ', '@ ');
// 保留字...
CodeC2: array[0..44] of String = ( 'and ', 'as ', 'begin ',
'case ', 'char ', 'class ', 'const ', 'downto ',
'else ', 'end ', 'except ', 'finally ', 'for ',
'forward ', 'function ', 'if ', 'implementation ', 'interface ',
'is ', 'nil ', 'or ', 'private ', 'procedure ', 'public ', 'raise ',
'repeat ', 'string ', 'to ', 'try ', 'type ', 'unit ', 'uses ', 'var ',
'while ', 'external ', 'stdcall ', 'do ', 'until ', 'array ', 'of ',
'in ', 'shr ', 'shl ', 'cos ', 'div ');
var
FoundAt : LongInt;
StartPos, ToEnd, i : integer;
OldCap,T : String;
FontC, BackC, C1, C2 ,C3 ,strC, strC1 : TColor;
begin
OldCap := Form.Caption;
with RichE do
begin
Font.Name := 'Courier New ';
Font.Size := 10;
if WordWrap then WordWrap := false;
SelectAll;
SelAttributes.color := clBlack;
SelAttributes.Style := [];
SelStart := 0;
if InVisible then
begin
Visible := False;
Form.Caption := 'Executing Code Coloring... ';
end;
end;
BackC := clWhite; FontC := clBlack;
C1 := clBlack; C2 := clBlack; C3 := clBlack;
strC := clBlue; strC1 := clSilver;
if Style = 'Twilight ' then
begin
BackC := clBlack; FontC := clWhite;
C1 := clLime; C2 := clSilver; C3 := clAqua;
strC := clYellow; strC1 := clRed;
end
else
if Style = 'Default ' then
begin
BackC := clWhite; FontC := clBlack;
C1 := clTeal; C2 := clMaroon; C3 := clBlue;
strC := clMaroon; strC1 := clSilver;
end
else
if Style = 'Ocean ' then
begin
BackC := $00FFFF80; FontC := clBlack;
C1 := clMaroon; C2 := clBlack; C3 := clBlue;
strC := clTeal; strC1 := clBlack;
end
else
if Style = 'Classic ' then
begin
BackC := clNavy; FontC := clYellow;
C1 := clLime; C2 := clSilver; C3 := clWhite;
strC := clAqua; strC1 := clSilver;
end
else
begin
with RichE do
begin
T := '{ '+Style+ ' = Invalid Style [Default,Classic,Twilight,Ocean] ONLY! } ';
Lines.Insert(0,T);
StartPos := 0;
ToEnd := Length(Text) - StartPos;
FoundAt := FindText(T, StartPos, ToEnd, [stWholeWord]);
SelStart := FoundAt;
SelLength := Length(T);
SelAttributes.Color := clRed;
SelAttributes.Style := [fsBold];
StartPos := 0;
ToEnd := Length(Text) - StartPos;
FoundAt := FindText( 'ONLY! ', StartPos, ToEnd, [stWholeWord]);
SelStart := FoundAt;
SelLength := 4;
SelAttributes.Color := clRed;
SelAttributes.Style := [fsBold,fsUnderLine];
end;
end;
RichE.SelectAll;
RichE.color := BackC;
RichE.SelAttributes.color := FontC;
for i := 0 to 100 do
begin
with RichE do
begin
StartPos := 0;
ToEnd := Length(Text) - StartPos;
FoundAt := FindText(IntToStr(i), StartPos, ToEnd, [stWholeWord]);
while (FoundAt <> -1) do
begin
SelStart := FoundAt;
SelLength := Length(IntToStr(i));
SelAttributes.Color := C1;
SelAttributes.Style := [];
StartPos := FoundAt + Length(IntToStr(i));
FoundAt := FindText(IntToStr(i), StartPos, ToEnd, [stWholeWord]);
end;
end;
end;
for i := 0 to 20 do
begin
with RichE do
begin
StartPos := 0;
ToEnd := Length(Text) - StartPos;
FoundAt := FindText(CodeC1[i], StartPos, ToEnd, []);
while (FoundAt <> -1) do
begin
SelStart := FoundAt;
SelLength := Length(CodeC1[i]);
SelAttributes.Color := C2;
StartPos := FoundAt + Length(CodeC1[i]);
FoundAt := FindText(CodeC1[i], StartPos, ToEnd, []);
end;
end;
end;
for i := 0 to 44 do
begin
with RichE do
begin
StartPos := 0;
ToEnd := Length(Text) - StartPos;
FoundAt := FindText(CodeC2[i], StartPos, ToEnd, [stWholeWord]);
while (FoundAt <> -1) do
begin
SelStart := FoundAt;
SelLength := Length(CodeC2[i]);
SelAttributes.Color := C3;
SelAttributes.Style := [fsBold];
StartPos := FoundAt + Length(CodeC2[i]);
FoundAt := FindText(CodeC2[i], StartPos, ToEnd, [stWholeWord]);
end;
end;
end;
Startpos := 0;
with RichE do
begin
FoundAt := FindText( ' ' ' ', StartPos, Length(Text), []);
while FoundAt <> -1 do
begin
SelStart := FoundAt;
Startpos := FoundAt+1;
FoundAt := FindText( ' ' ' ', StartPos, Length(Text), []);
if FoundAt <> -1 then
begin
SelLength := (FoundAt - selstart)+1;
SelAttributes.Style := [];
SelAttributes.Color := strC;
StartPos := FoundAt+1;
FoundAt := FindText( ' ' ' ', StartPos, Length(Text), []);
end;
end;
end;
Startpos := 0;
with RichE do
begin
FoundAt := FindText( '{ ', StartPos, Length(Text), []);
while FoundAt <> -1 do
begin
SelStart := FoundAt;
Startpos := FoundAt+1;
FoundAt := FindText( '} ', StartPos, Length(Text), []);
if FoundAt <> -1 then
begin
SelLength := (FoundAt - selstart)+1;
SelAttributes.Style := [];
SelAttributes.Color := strC1;
StartPos := FoundAt+1;
FoundAt := FindText( '{ ', StartPos, Length(Text), []);
end;
end;
end;
if InVisible then
begin
RichE.Visible := True;
Form.Caption := OldCap;
end;
RichE.SelStart := 0;
end;