* Add expand-all action in search

* Add ToggleCollapseAndExpandAction in search

* Update tree collapse state on manual interaction.
Fix bug skipping checking collapse state of first node.

* Use expand-all codicon

* wip 2

* use viewlet stubs

* fix layering issue

* fix saveState and contextmenus

* move context menu logic into panecomposite

* revert tasks.json

* tasks again

* add showHeaderInTitleWhenSingleView values

* patch tests

* some cleanup

* more cleanup

* start view

* merging conflicts

* fix title and dnd

* adding missing api surface to pane composite

* additional merge resolution

Fix #84007

* Initial search editor implementation

* Merge fixes

* Exclude search result untitled editors from localresults results

* Remove unneeded keybinding

* .vsc-search => .code-search

* Add extension readme

* Fix extra space inserted on Windows

* Fixup some escaping issues

* Add highlighting of result matches

* rename splitview panels to panes

* rename files

* customViewPane

* Reduce search flicker. Closes #84499.

* Naming

* Docs

* Clean up dispose logic

* Slightly delay rendering intial results in while
in search on type mode, to prevent flashing localResults

* Make message disappear immediately on clearning results

* Dont show cancelled message while a search is running

* Revert logic change, unneeded now?

* Fix "Cannot read property `add` of 'null'" error.

Fixes #84534.

Fixes #84220

Revert "Allow enablement checker to run when there is no searchWidget (happens when initializing search view in panel)"

This reverts commit 777ad667.

Allow enablement checker to run when there is no searchWidget (happens when initializing search view in panel)

* Make Search All Files search as you type
Closes #46326.

* Fix tests

* Cancel search before queueing a new one.
Reduces background load while user is typing rest of query

* Reduce progress indicator flicker in fast searches

* Don't trigger search on control chars

* Remove ".only" form test

* Remove unused emitter parameter

* Clean up diff

* Delay adding possibly partial search string to histroy

* Clean up diff

Created function selectAllUsingString for this purpose.