Uploaded image for project: 'Qt'
  1. Qt
  2. QTBUG-37165

Using a single Text element adds 2 seconds of startup time to a QML app

    XMLWordPrintable

Details

    • Bug
    • Resolution: Done
    • P2: Important
    • 5.3.0 Beta1
    • 5.2.1, 5.3.0 Alpha
    • Quick: Core Declarative QML
    • None
    • OS X 10.9.2

    Description

      Take the standard QtQuick app that the QtCreator wizard creates. Comment out the text field and profile it and it opens instantly. Now comment back in the single text field and profile to see it added 2 seconds to the startup time just to create the Text element.

      Attachments

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-43774 REG[5.3->5.4]: Significant increase in application startup/stop/module loading time

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-86536 QML: First time loading of Text QML Component is VERY slow

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed
          resulted in

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-44345 [REG 5.3->5.4] OS X: Unnecessary error messages about missing fonts

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed
          For Gerrit Dashboard: QTBUG-37165
          # Subject Branch Project Status CR V
          80234,2 Remove need to populate font database on OS X to get fallback families stable qt/qtbase Status: MERGED +2 0
          80492,4 Teach font database to populate families lazily stable qt/qtbase Status: MERGED +2 0

          Activity

            People

              vestbo Tor Arne Vestbø
              designker Nigel Hietala
              Votes:
              3 Vote for this issue
              Watchers:
              11 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved:

                Gerrit Reviews

                  There are no open Gerrit changes