Hi, You should use QPlainTextEdit instead of QTextEdit.
Regards. On Tue, Jan 15, 2013 at 8:16 AM, JM <[email protected]> wrote: > Hi all, > > I am using QTextEdit to display log text files, just like the Unix command > tail -f. > My current implementation just displays the last 5 lines and then follows > the growing > log file, displaying lines as they come. > Now, I am asked to make QTextEdit display the whole file when the user > opens a file. > A log file can be very large. I tested it with a 2mbyte file, and > inserting data to QTextEdit > caused the GUI to freeze for almost 1 minute. > This is not acceptable, and I am looking for a solution. I have the > following questions: > > -) what is the fastest way to insert lots of text into QTextEdit? > -) should I go to the route of implementing my own QTextDisplay? If so, > should I use QAbstractScrollArea as class base? Any pointer to how to use > it? > > Thanks in advance, > JM > _______________________________________________ > Interest mailing list > [email protected] > http://lists.qt-project.org/mailman/listinfo/interest >
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