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Diffstat (limited to 'doc/treetabs.md')
| -rw-r--r-- | doc/treetabs.md | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/doc/treetabs.md b/doc/treetabs.md index f32ee5449..d52a08de3 100644 --- a/doc/treetabs.md +++ b/doc/treetabs.md @@ -185,10 +185,17 @@ filled in for the tab title template string, with a lot of help from the data structure. It also handles hiding or showing tabs for collapsed groups/branches. Hidden tabs are children of tabs with the `collapsed` property set, they remain in the tree structure (which is held by the tabbed -browser) but they are removed entirely from the tab widget. It also handles -making sure tabs are moved to indexes corresponding to their traversal order -in the tree if any changes to the tree structure happen via the -`tree_tab_update()` method that is called from several places. +browser) but they are removed entirely from the tab widget. The +`tree_tab_update()` method, which is called from several places, also handles +making sure tabs are moved to indices corresponding to their traversal order +in the tree, in case any changes have been made to the tree structure. + +One place in the tab widget classes where tree tab specific code isn't +contained entirely in TreeTabWidget is the `{tree}` and `{collapsed}` +tab/window title format attributes. A key error will be thrown if a +placeholder is in the format string but no value is supplied for it. So the +parent class initialize them to an empty string in case users have them +configured but have tree tabs turned off. A fair amount of tree tab specific code lives in *commands.py*. The six new commands have been added, as well as a customization so that these commands |