[QScintilla] text(line) trims the first character for CR+LF files

Manuel Gómez mgrojo at gmail.com
Mon Nov 19 22:41:40 GMT 2018


Sorry, the problem isn't in text(line) but how is the replacement done. 
I thought it was text the one trimming a character, because the debug 
traced showed trimmed lines. But I see now that the first line is the 
only one being complete. So the problem lies in replaceSelectedText.

This is my code. Its duty is to comment or uncomment a block of SQL code.

     int lineFrom, indexFrom, lineTo, indexTo;
     // If there is no selection, select the current line
     if (!hasSelectedText()) {
         getCursorPosition(&lineFrom, &indexFrom);
         setSelection(lineFrom, 0, lineFrom, lineLength(lineFrom));
     }

     getSelection(&lineFrom, &indexFrom, &lineTo, &indexTo);

     bool uncomment = text(lineFrom).contains(QRegExp("^[ \t]*--"));

     // Iterate over the selected lines, get line text, make
     // replacement depending on whether the first line was commented
     // or uncommented, and replace the line text.
     for (int line=lineFrom; line<lineTo; line++) {
         QString lineText = text(line);
         qDebug() << lineText;
         if (uncomment)
             lineText.replace(QRegExp("^([ \t]*)-- ?"), "\\1");
         else
             lineText.replace(QRegExp("^"), "-- ");

         setSelection(line, 0, line, lineLength(line));
         replaceSelectedText(lineText);
     }

Manuel

El 19/11/18 a las 11:39, Phil Thompson escribió:
> On 18 Nov 2018, at 3:55 pm, Manuel Gómez <mgrojo at gmail.com> wrote:
>>
>> Hi,
>>
>> I just noticed that text(line) is leaving out the first character for a Windows file (CR+LF convention) while is working good for a Linux file (LF convention). The problem is present both under Linux and under Windows, provided that the file follows Windows convention.
>>
>> I'm using version 2.10.8.
> 
> I can't reproduce this. Can you give me more details.
> 
> Phil
> 


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