[Interest] Click and hold on close button

[Damian Ivanov]

You can implement CSD decorations and handle the events in your
application. May takes a lot of time though.

On Tue, 27 Aug 2019, 21:10 Murphy, Sean, <smurphy at walbro.com> wrote:

> One of my users reported an issue that I think falls into the
> "nothing can be done about it" category, but wanted to see
> if anyone had any ideas.
>
> On a Windows build of our application, if the user clicks
> AND HOLDS the mouse on any of the Windows buttons (so
> the standard Windows Minimize, Maximize, and Close buttons)
> the application's event loop apparently is blocked until the
> mouse is released. This happens whether it's the QMainWindow
> window, or any currently shown dialogs.
>
> The same application on Linux does not behave this way - at
> least on Elementary 5.0, I certainly haven't exhaustively gone
> through all flavors of Linux. But at least on that version of Linux,
> the user can click and hold the window close button and the
> application still updates the UI while the mouse button is pressed.
>
> I've attached a sample application below that can be used to test.
> When you build and launch it, a QLabel blinks between green and
> "normal", switching palettes every second. On Windows, if you
> click and hold on any of those 3 buttons, and while holding the
> mouse, move off the original button so that the release event
> doesn't happen on the same button, the blinking will cease the
> entire time you have the button pressed. Do the same thing on
> Linux and the QLabel keeps blinking happily the entire time.
>
> Sean
>
>
>
>
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