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Rich Text Format to QTextEdit

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  • M Offline
    M Offline
    mulfycrowh
    wrote on last edited by
    #1

    Hi,

    I would like to display some rich text to QTextEdit but it doesn't work : it displays :

    {\rtf1\adeflang1025\ansi\ansicpg1252\uc1\adeff31507\deff0\stshfdbch31505\stshfloch31506\stshfhich31506\stshfbi31507\deflang3079\deflangfe3079\themelang3079\themelangfe0\themelangcs0{\fonttbl{\f0\fbidi \froman\fcharset0\fprq2{*\panose 02020603050405020304}Times New Roman;}{\f0\fbidi \froman\fcharset0\fprq2{*\panose 02020603050405020304}Times New Roman;}
    {\f39\fbidi \fswiss\fcharset0\fprq2{*\panose 020f0502020204030204}Calibri;}{\flomajor\f31500\fbidi \froman\fcharset0\fprq2{*\panose 02020603050405020304}Times New Roman;}
    {\fdbmajor\f31501\fbidi \froman\fcharset0\fprq2{*\panose

    ...

    I wrote:

    	ui.Text_About->setAcceptRichText(true);
    	QFile file("D:/Document.rtf");
    	file.open(QIODevice::ReadOnly | QIODevice::Text);
    	ui.Text_About->setText(file.readAll());
    	file.close();
    

    Many thanks for your help !

    1 Reply Last reply
    0
    • mrjjM Offline
      mrjjM Offline
      mrjj
      Lifetime Qt Champion
      wrote on last edited by
      #2

      Hi
      You should use
      http://doc.qt.io/qt-5/qtextedit.html#html-prop
      and look as the format it supports
      http://doc.qt.io/qt-5/richtext-html-subset.html

      I do not think it accept rich text as in RTF text, only html.
      So when docs says rich text it means text with formatting and NOT the rtf format.

      1 Reply Last reply
      0
      • M Offline
        M Offline
        mulfycrowh
        wrote on last edited by
        #3

        I already used html to change size, ... and it perfectly runs. The idea here was to use a RTF file generted by WordPad but as far I understand it is not possible.
        Thanks.

        mrjjM 1 Reply Last reply
        0
        • M mulfycrowh

          I already used html to change size, ... and it perfectly runs. The idea here was to use a RTF file generted by WordPad but as far I understand it is not possible.
          Thanks.

          mrjjM Offline
          mrjjM Offline
          mrjj
          Lifetime Qt Champion
          wrote on last edited by
          #4

          @mulfycrowh
          Hi, I do not think it can parse and render traditional RTF at all.

          You can get a wonna-be WordPad with this example
          http://doc.qt.io/qt-5/qtwidgets-richtext-textedit-example.html

          I assume using wordpad was to provide a good editor.

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          0
          • M Offline
            M Offline
            mulfycrowh
            wrote on last edited by
            #5

            I've got another idea : writing the html sequence in a text file.
            If I use ->setPlainText(), it doesn't understand html sequences
            And if I use ->setText() it does understand thml sequences but without CRLF

            mrjjM 1 Reply Last reply
            0
            • M mulfycrowh

              I've got another idea : writing the html sequence in a text file.
              If I use ->setPlainText(), it doesn't understand html sequences
              And if I use ->setText() it does understand thml sequences but without CRLF

              mrjjM Offline
              mrjjM Offline
              mrjj
              Lifetime Qt Champion
              wrote on last edited by
              #6

              @mulfycrowh
              Use the setHtml ?

              1 Reply Last reply
              0
              • M Offline
                M Offline
                mulfycrowh
                wrote on last edited by
                #7

                If I use

                	ui.Text_About->setAcceptRichText(true);
                	QFile file("D:/help.txt");
                	file.open(QIODevice::ReadOnly | QIODevice::Text);
                	ui.Text_About->setHtml(file.readAll());
                	file.close();
                

                the sequences html are well understood but there are no more CRLF. That's a trouble ...

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                • mrjjM Offline
                  mrjjM Offline
                  mrjj
                  Lifetime Qt Champion
                  wrote on last edited by mrjj
                  #8

                  well how are you making those line feeds?
                  With html, \n \r dont count as far as i know.

                  You must use <br> OR </p>

                  1 Reply Last reply
                  1
                  • M Offline
                    M Offline
                    mulfycrowh
                    wrote on last edited by
                    #9

                    I just wrote it with Notepad.
                    Here are the very first lines:

                    <html><b>Format Generator</b></html>
                    <html><b>Developed by X - 09/17</b></html>
                    
                    
                    
                    <html><b>User's Manual</b></html>
                    
                    1/ Select Items Input Folder
                    This folder includes one item or several folders matching with various items.
                    
                    1 Reply Last reply
                    0
                    • mrjjM Offline
                      mrjjM Offline
                      mrjj
                      Lifetime Qt Champion
                      wrote on last edited by
                      #10

                      Try using QTextEdit editor
                      Right click a textedit and select "Change HTML "
                      make the html there.
                      Then it will work.
                      Notepad and just pressing enter will not.

                      1 Reply Last reply
                      0
                      • M Offline
                        M Offline
                        mulfycrowh
                        wrote on last edited by
                        #11

                        You are right but with <br> it perfectly runs !

                        mrjjM 1 Reply Last reply
                        1
                        • M mulfycrowh

                          You are right but with <br> it perfectly runs !

                          mrjjM Offline
                          mrjjM Offline
                          mrjj
                          Lifetime Qt Champion
                          wrote on last edited by
                          #12

                          @mulfycrowh
                          super .
                          make sure to flag as solved :)

                          1 Reply Last reply
                          0
                          • M Offline
                            M Offline
                            mulfycrowh
                            wrote on last edited by
                            #13

                            Thank you again !

                            1 Reply Last reply
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