qt: allow seek bar tool tip to go beyond the boundaries of interface window with Qt 6.8

Qt 6.8 brings this possibility, but I'm not sure if we should unconditionally do it. Showing and hiding a window is more expensive than showing an item in the scene graph, and I'm not convinced about the fading animation that some platforms apply when it is in a separate window. The main advantage of this is to be able to go beyond the interface boundaries, like VLC 3.

Alternative is adding an option for it.

Opinion @chub?

In its own window (proposal):

As a scene graph item (current):

added 2 commits

• 2008f756 - qml: do not offset the arrow in PointingTooltip when not necessary
• ed047dba - qml: use native popup for ToolTipExt with Qt 6.8

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It is worth to note that currently if CSD is enabled this is often not a problem because the extended frame usually covers the area (because of the client shadow and window resize handlers) that the tool tip wants to reach.

changed milestone to %4.0

added Component::Interface: Qt label

marked this merge request as ready

added MRStatus::Reviewable label

added MRStatus::Acceptable label and removed MRStatus::Reviewable label

requested review from @chub

added MRStatus::WaitingForReviewerFeedback label and removed MRStatus::Acceptable label

added MRStatus::InReview label and removed MRStatus::WaitingForReviewerFeedback label

added 242 commits

• ed047dba...3416bca8 - 239 commits from branch videolan:master
• 61bfe5a5 - qml: calculate height properly in PointingTooltip
• 53e170e2 - qml: do not offset the arrow in PointingTooltip when not necessary
• 1d261981 - qml: use window popup for ToolTipExt with Qt 6.8

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resolved all threads

added MRStatus::Acceptable label and removed MRStatus::InReview label

approved this merge request

added MRStatus::Accepted label and removed MRStatus::Acceptable label

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added 153 commits

• 1d261981...d689072f - 150 commits from branch videolan:master
• 554ab5d4 - qml: calculate height properly in PointingTooltip
• d17f5380 - qml: do not offset the arrow in PointingTooltip when not necessary
• a374c46d - qml: use window popup for ToolTipExt with Qt 6.8

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enabled an automatic merge when all merge checks for a374c46d pass