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Old 03-27-2023, 10:36 PM   #964
DaltonST
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Book Details Pane & NV Auto-Scrolling When Jumping

Wiggo,

I briefly experienced the identical issue that you recorded in the video. It occurred only once, and only after I expanded the size of the Book Details pane to be as huge as your video shows you had. The Book Details panel also covered my selected Custom Column. When I selected a book in the Search Results dropdown, and auto-jumped, NV did not scroll down.

I believe that the Calibre GUI signal for a change in the current cell within the Library View (Library List) that triggers NV to "move" via auto-scrolling to the new row was either "lost" or not emitted at all because of interference of the Book Details pane.

Are you on a typical Laptop or a more powerful Desktop PC?

My PC is powerful with a lot of RAM, and as many times as I tried, I could duplicate your issue only once.

To test my theory, simply close the Book Detail pane, and also the Tag Browser just to be safe, and try your test that you video recorded again.

If it now works, even most of the time (versus never prior to the change in the Book Detail pane), then we know there is a Calibre event signal that is being "lost". The BD pane has a scroll bar to 'adjust' for where the new current book is, just like the Library View, but the BD pane also auto-refreshes the new book metadata shown in the BD pane when the current book in the GUI changes. The process of auto-refreshing the BD pane must interfere with receipt of the signal that NV was waiting to get. It never came, so the auto-scroll did not happen.

I have some technical ideas on my end, but I need your test results as described above to verify first that it indeed is the BD pane refreshing that is interfering.


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