Sets 's column content display in "etc...",could i use mouse hovering on it for displaying?

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Sets 's column content display in “etc…”
Now ,if i want to see the content ,i must click on it .i think edit content should in this way .
“click means i want to edit it”
Use mouse hovering on it ,then the content display in a floating windows.
mouse float again ,the float window closed .
“mouse hovering on it means i want to see it”