#2404: fixes disabling of the moveToBottom button

src/components/WindowViewer.js

@@ -57,6 +57,7 @@ export class WindowViewer extends Component {
       setWindowHeight,
       size,
       view,
+      windowId,
     } = this.props;
 
     if (prevProps.view !== view
@@ -73,9 +74,10 @@ export class WindowViewer extends Component {
         });
       });
     }
+
     // only accept changes of at least 1 pixel, to limit the re-rendering
-    if (Math.abs(height - size.height) > 1) {
-      setWindowHeight(window.id, size.height);
+    if (!height || Math.abs(height - size.height) > 1) {
+      setWindowHeight(windowId, size.height);
     }
   }
 

src/containers/CompanionWindow.js

@@ -7,7 +7,6 @@ import { withPlugins } from '../extend/withPlugins';
 import * as actions from '../state/actions';
 import {
   getCompanionWindow,
-  getCompanionWindowsForPosition,
   getWindow,
 } from '../state/selectors';
 import { CompanionWindow } from '../components/CompanionWindow';
@@ -20,7 +19,8 @@ import { CompanionWindow } from '../components/CompanionWindow';
 const mapStateToProps = (state, { id, windowId }) => {
   const window = getWindow(state, { windowId });
   const companionWindow = getCompanionWindow(state, { companionWindowId: id });
-  const showMoveToBottom = !window.height || window.height > 300 || companionWindow.position !== 'right' || getCompanionWindowsForPosition(state, { position: 'bottom', windowId }).length === 0;
+  const showMoveToBottom = !window.height || window.height > 300 || companionWindow.position !== 'right';
+
   return {
     ...companionWindow,
     isDisplayed: (companionWindow

src/containers/WindowViewer.js

@@ -37,7 +37,6 @@ const mapDispatchToProps = {
   setWindowHeight: actions.setWindowHeight,
 };
 
-
 const enhance = compose(
   connect(mapStateToProps, mapDispatchToProps),
   withSize({ monitorHeight: true, refreshMode: 'debounce' }),