fixes #84315

gridview: propagate top, left in layout

related to #84315

related to #78167

Revert "fix #78768"

This reverts commit b6a4220a.

Related to #77856 and #78167

Revert "fixes #78167"

This reverts commit a417a060.

Related to #77856 and #78167

fixes #79904

* add deserialization to splitview

* add new grid deserialization test to index.html

* working mostly

* branchnode should invert orthogonality in splitview

* fix issue with sidebar snapping

* cleanup and make splitview api more explicit

* hook up children sash reset

* adopt single deserialize (PR feedback)

grid: combine layout and orthogonalLayout

fixes #78173

This reverts commit e8c6bfce.

Breaks custom titlebar and menu

This reverts commit a417a060.

* grid: getViewCachedVisibleSize

fixes #78228

* wip: grid hydration first steps

* use more layout state

* grid: remember sidebar position

* layout: remove layoutGrid

* splitview: fix moveView invisible preservation

* grid: addViewAt, moveViewTo

* layout: handle sidebar position

* layout: remove unnecessary layout call

* layout: panel position

* restore strange loop

* layout: status bar and activity bar parts

* 💄

* fix missing calls to setViewVisible

* lipstick

* fix titlebar visibility

* fix editor visibility

* doc

* cleanup todos and use Parts enum

related to #78168

fixes #77884