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  1. Qt
  2. QTBUG-38694

Signal QDesktopWidget::workAreaResized ( int screen ) does not notify about disconnecting hdmi cable

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Details

    • Bug
    • Resolution: Unresolved
    • P3: Somewhat important
    • None
    • 5.2.0
    • Quick: Core Declarative QML
    • None

    Description

      Qt 5.2.0; OS Windows 8; x86 architecture.

      Test case:
      Reproducibility: 100%
      It's necessary to have PC with two monitors to reproduce this problem; one of them should be connected to PC by HDMI;

      Steps to reproduce:
      1) Build and run testcase from attachment; (both monitors will show red screen)
      2) Disconnect HDMI cable from PC
      Result: slot Test::onWorkAreaResized, which is connected to signal QDesktopWidget::workAreaResized, will not invoked

      Attachments

        1. test.pro
          0.3 kB
        2. Test.h
          0.9 kB
        3. main.qml
          0.1 kB
        4. main.cpp
          0.2 kB

        Issue Links

          is required for

          Epic - Created by Jira Software - do not edit or delete. Issue type for a big user story that needs to be broken down. QTBUG-39695 deal better with dynamic screen adding/removal, including the "no screen" case

          • P1: Critical - Urgent and Important, will STOP the release if matched with set FixVersion field. This includes regressions from the last version that are not edge cases; Data loss; Build issues; All but the most unlikely crashes/lockups/hanging; Serious usability issues and embarrassing bugs & Bugs critical to a deliverable. This is the highest possible priority for requirements.
          • Closed

          Activity

            People

              srutledg Shawn Rutledge
              nafanya Anton
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              1 Vote for this issue
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              Dates

                Created:
                Updated: