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  1. Qt
  2. QTBUG-71466

TapHandler goes in invalid state if it was released outside parent

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Details

    • 12f89fb8dda86c61277e3814912013873b1657e6 (qt/qtdeclarative/5.12.1)

    Description

      With the following source code:

      Rectangle {
    id: rectangle

    implicitWidth: 200
    implicitHeight: 200
    color: tapHandler.pressed ? "red" : "grey"

    TapHandler {
        id: tapHandler

        onCanceled: console.debug("onCanceled")
        gesturePolicy: TapHandler.DragThreshold
    }
}

      you can get the following problems:

      • Press rectangle with mouse
      • Drag the mouse outside the rectangle
      • Release mouse
      • Try tap rectangle with finger (touch) now - It does not work, as long as you do not tap earlier with the mouse there

      or

      • Press rectangle with finger (touch)
      • Drag the finger outside the rectangle
      • Release finger
      • Try tap rectangle with mouse now - It does not work, as long as you do not tap earlier with the finger (touch) there

      Attachments

        Issue Links

          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-71970 TapHandler gets stuck with press and move outside of the area

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

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-71533 Many problems with Input Handlers on the touch screen

          • 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
          relates to

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-71887 When tapping quickly outside of a TapHandler area then it can indicate that a tap was missing without being canceled/released

          • P3: Somewhat important - Should be fixed, but doesn't affect the release in any way.
          • Closed
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          Activity

            People

              srutledg Shawn Rutledge
              permotion88 Karol Polak
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              Dates

                Created:
                Updated:
                Resolved:

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