[Urwid] Showing a dialog on top of a custom widget

Ian Ward ian at excess.org
Wed Jan 1 17:25:54 EST 2014

On Wed, Jan 1, 2014 at 3:59 PM, Florian Paul Schmidt
<mista.tapas at gmx.net> wrote:
>         Just as an example: Let's say the user wants to add a track. He
> should then be prompted for the name. So ideally I'd like to "overlay"
> a single line text edit over the last line (the menu) where the user
> can then enter the name. The overlay widget doesn't seem right, since
> the program logic to implement that would then leak down all the way
> to the root of the widget hierarchy (in my case there's only one
> widget for now ;D). Also it doesn't seem to like the top_w to be None..

Hi Florian,

Take a look at examples/pop_up.py.

That example creates a pop-up that is anchored to another widget on
the screen. The trick is using PopUpTarget that inserts an Overlay at
the root of the widget hierarchy when required.

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