[Umbrella] UI improvements

[Reinmar]

Priorities

Big things:

• Drop SASS [2+5+2=9MD]
  • z-index management [part of dropping SASS]
  • Rise specificity of CSS rules [part of dropping SASS]
• Add View#render(), get rid of View#element's getter [4MD]
• Review feature split [5MD]
  • Split CT plugin [2MD]
  • Review upload package [2MD]
• Limit inheritance [3MD]

Minor things:

• tag vs element vs name [1MD]
• Get rid of the Model class [0MD]
• Rename ContextualToolbar -> BalloonToolbar [0MD]
• ck- vs cke- [0MD]

Unclear priority:

• Link insertion and editing improvements [?MD] [priority?]
• Shadow DOM and custom elements support [?MD] [priority?]
• Toolbar is jittering when scrolling [?MD]
• Heading buttons in the toolbar [1MD] [priority?]
• Linking images [?MD] [priority?]
• Inline editors on other than <div> elements [?MD] [priority?]

Issues

Get rid of the Model class [0MD]

Tickets:

• https://github.com/ckeditor/ckeditor5-ui/issues/314

Notes:

• Quick and small.
• Non-blocking.

Split CT plugin [2MD]

Tickets:

• https://github.com/ckeditor/ckeditor5-ui/issues/274

Notes:

• Non-blocking.
• Will allow removing this hack: https://github.com/ckeditor/ckeditor5-editor-balloon/blob/777449f971f11e961105027b69f9358c77fdb77b/src/balloontoolbareditor.js#L35-L36

Add View#render(), get rid of View#element's getter [4MD]

Tickets:

• https://github.com/ckeditor/ckeditor5-ui/issues/262

Notes:

• Big API change.
• Blocking for docs.
• Leads to a significant simplification.

z-index management [part of dropping SASS]

Tickets:

• https://github.com/ckeditor/ckeditor5-ui/issues/218

Notes:

• Quick and small.
• Non-blocking.

Review feature split [5MD]

Tickets:

• Review feature split into engine and UI parts #488

Notes:

• Big, breaking.
• Non-blocking (except for the headless editor which is often required).
• Still requires some research.

Shadow DOM and custom elements support [?MD] [priority?]

Tickets:

https://github.com/ckeditor/ckeditor5-engine/issues/692

Notes:

• Still needs to be researched.
• May require big refactoring.
• Must be researched.

Toolbar is jittering when scrolling [?MD]

Tickets:

• https://github.com/ckeditor/ckeditor5-editor-inline/issues/22

Notes:

• position:sticky plus a gracefull fallback for IE11.
• Or some other solution – must be researched.
• Local, non-block.

Rise specificity of CSS rules [part of dropping SASS]

Tickets:

• Rise the specificity of CSS reset rules (and all other rules as well) #494

Notes:

• Non-blocking.
• Completely breaking for anything outside.

Rename ContextualToolbar -> BalloonToolbar [0MD]

Tickets:

• contextualToolbar -> balloonToolbar? #550

Notes:

• Simply needs to be done.

Heading buttons in the toolbar [1MD]

Tickets:

• Balloon Toolbar Editor drop-down #455
• https://github.com/ckeditor/ckeditor5-heading/issues/74

Notes:

• May change the builds (if we'll go with the buttons instead of the dropdown).
• Non-blocking.
• Requires "Feature split".

Limit inheritance [3MD]

Tickets:

• Limit inheritance of Editor and EditorUI classes #327

Notes:

• Still requires some design.
• Breaking.
• Non-blocking.
• Block docs.

Drop SASS [2+5+2=9MD]

Tickets:

• Styles collision and duplication when using different editors #420
• https://github.com/ckeditor/ckeditor5-ui/issues/144

Notes:

• Needs research.
• Blocks https://github.com/ckeditor/ckeditor5-ui/issues/144 (because it's hard to predict now what's the best way for it).
• Blocks docs.
• Absolutely breaking.
• Lots of docs to update.
• Will include "Rise of specifity" and "z-index management".

ck- vs cke- [0MD]

Tickets:

• https://github.com/ckeditor/ckeditor5-ui/issues/112

Notes:

• Minor cleanup.

tag vs element vs name [1MD]

Tickets:

• https://github.com/ckeditor/ckeditor5-ui/issues/78

Notes:

• Minor cleanup.

Link insertion and editing improvements [?MD]

Tickets:

• https://github.com/ckeditor/ckeditor5-link/issues/11 and https://github.com/ckeditor/ckeditor5-link/issues/73 – typing over a link (and after a link) [10+2MD]
• https://github.com/ckeditor/ckeditor5-link/issues/17 and https://github.com/ckeditor/ckeditor5-link/issues/31 – a way to open a link and UI simplification [discussion+open+simplification=2+3+1MD]
• https://github.com/ckeditor/ckeditor5-link/issues/14 – autolinking [1-5MD]
• https://github.com/ckeditor/ckeditor5-link/issues/13 – fake visual selection [2MD]

Review upload package [2MD]

Tickets:

• https://github.com/ckeditor/ckeditor5-upload/issues/22

Notes:

• Breaking.
• To be done as quickly as possible.
• Requires "Feature split".

Linking images [?MD] [priority?]

Tickets:

• https://github.com/ckeditor/ckeditor5-link/issues/85

Notes:

• Feature.
• It may be confusing that it's not available now.
• Will validate reusability of the link feature.

Inline editors on other than <div> elements

Tickets:

• https://github.com/ckeditor/ckeditor5-editor-inline/issues/5

[Reinmar]

Since we closed half of the issues and second half have unknown priorities, I'm closing this.