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...use different underline styles for Text in TRichEdit?
Autor: Thomas Stutz
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Tip Rating (19):  
     




uses
  
RichEdit;

// Underline styles
const
  
CFU_UNDERLINETHICK = 9;
  CFU_UNDERLINEWAVE = 8;
  CFU_UNDERLINEDASHDOTDOT = 7;
  CFU_UNDERLINEDASHDOT = 6;
  CFU_UNDERLINEDASH = 5;
  CFU_UNDERLINEDOTTED = 4;
  CFU_UNDERLINE = 1;
  CFU_UNDERLINENONE = 0;

procedure RE_SetCharFormat(ARichEdit: TRichEdit; AUnderlineType: Byte; AColor: Word);
var
  
// The CHARFORMAT2 structure contains information about
  // character formatting in a rich edit control.
  
Format: CHARFORMAT2;
begin
  
FillChar(Format, SizeOf(Format), 0);
  with Format do
  begin
    
cbSize := SizeOf(Format);
    dwMask := CFM_UNDERLINETYPE;
    bUnderlineType := AUnderlineType or AColor;
    ARichEdit.Perform(EM_SETCHARFORMAT, SCF_SELECTION, Longint(@Format));
  end;
end;

// Underline the current selection with a CFU_UNDERLINEWAVE line style (color red);
procedure TForm1.Button1Click(Sender: TObject);
begin
  
RE_SetCharFormat(RichEdit1, CFU_UNDERLINEWAVE, $50);
end;

 

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