Enver Haase

Introduce -protectsametree option useful e.g. if you want to delete duplicates from a backup copy that deviated from your original tree (where you may want to keep duplicates) in order...

Polymer version should be defined in vaadin_versions.json

4

### Describe the bug Using a V21 or V22 Flow application and adding https://vaadin.com/directory/component/pdf-browser to it (version 3.1.0) then the resulting application will show only a white screen with the...

Ultimate-II+L Firmware 3.11 with Assemblt64 integration. As is often the case with embedded devices, I had to use the old 10/100 Mbit/s switch trick. Of course, it would be nice...

vaadin.frontend.hotdeploy=true should be discussed on https://vaadin.com/docs/latest/upgrading

Unable to create a new Vaadin 7 (Maven) project in Eclipse Mars

1

On the Eclipse Mars installation of one of our ProTools customers, the Experimental plugin does not create a new project from a Maven archetype. I consider this as a blocker....

Grid: misleading JS error messages upon incorrect user data (duplicates)

2

### Description Try this code. ``` package com.vaadin.qa.views.helloworld; import com.vaadin.flow.component.orderedlayout.VerticalLayout; import com.vaadin.flow.component.treegrid.TreeGrid; import com.vaadin.flow.data.provider.hierarchy.AbstractBackEndHierarchicalDataProvider; import com.vaadin.flow.data.provider.hierarchy.HierarchicalQuery; import com.vaadin.flow.function.ValueProvider; import com.vaadin.flow.router.PageTitle; import com.vaadin.flow.router.Route; import com.vaadin.flow.router.RouteAlias; import java.util.*; import java.util.stream.Stream; @PageTitle("Hello World")...

Allow ContextMenu to stay open when programmatically requested

6

### Describe your motivation When a ContextMenu is open, then some users would like to select a number of things in that menu. For example, one could want to pin...

Chrome mobile emulator (+Edge): ContextMenu (long-click) sub-menu (short-click) immediately closes. Works in Firefox and iOS.

1

### Description of the bug Open https://vaadin.com/docs/latest/components/context-menu with a Chromium engine's mobile emulator. Navigate to a sub-menu. It will not work. ### Expected behavior Navigating to the sub-menu should leave...

### Describe your motivation When the width of a Combobox or Select is be dependent on its rendered items, then this width should be recalculated upon setItems(). ### Describe the...