[ui] InlineBanner: properly set background and other variables when updating status

IJ-CR-159892

GitOrigin-RevId: b4d81cf228288871cff9209f615afbb1c0b09361

platform/platform-api/api-dump-unreviewed.txt

@@ -6255,13 +6255,13 @@ c:com.intellij.ui.InlineBanner
 - b:<init>(java.lang.String,com.intellij.ui.EditorNotificationPanel$Status,I,kotlin.jvm.internal.DefaultConstructorMarker):V
 - f:addAction(java.lang.String,java.lang.Runnable):com.intellij.ui.InlineBanner
 - f:close():V
-- p:getStatus():com.intellij.ui.EditorNotificationPanel$Status
+- getStatus():com.intellij.ui.EditorNotificationPanel$Status
 - removeFromParent():V
 - f:setCloseAction(java.lang.Runnable):com.intellij.ui.InlineBanner
 - f:setGearAction(java.lang.String,java.lang.Runnable):com.intellij.ui.InlineBanner
 - f:setIcon(javax.swing.Icon):com.intellij.ui.InlineBanner
 - f:setMessage(java.lang.String):com.intellij.ui.InlineBanner
-- p:setStatus(com.intellij.ui.EditorNotificationPanel$Status):V
+- setStatus(com.intellij.ui.EditorNotificationPanel$Status):V
 - f:showCloseButton(Z):com.intellij.ui.InlineBanner
 a:com.intellij.ui.InlineBannerBase
 - com.intellij.ui.components.JBPanel
@@ -6270,11 +6270,11 @@ a:com.intellij.ui.InlineBannerBase
 - pf:getIconPanel():javax.swing.JPanel
 - pf:getMessage():javax.swing.JEditorPane
 - pf:getMessageText():java.lang.String
-- p:getStatus():com.intellij.ui.EditorNotificationPanel$Status
+- getStatus():com.intellij.ui.EditorNotificationPanel$Status
 - p:paintComponent(java.awt.Graphics):V
 - setBounds(I,I,I,I):V
 - pf:setMessageText(java.lang.String):V
-- p:setStatus(com.intellij.ui.EditorNotificationPanel$Status):V
+- setStatus(com.intellij.ui.EditorNotificationPanel$Status):V
 a:com.intellij.ui.InplaceAddEditRemovePanel
 - com.intellij.ui.AddEditRemovePanel
 - <init>(com.intellij.ui.AddEditRemovePanel$TableModel,java.util.List):V

platform/platform-api/src/com/intellij/ui/InlineBanner.kt

@@ -39,6 +39,7 @@ open class InlineBanner private constructor(
 
   override var status: EditorNotificationPanel.Status = status
     set(value) {
+      field = value
       setIcon(value.icon)
       super.status = value
     }

platform/platform-api/src/com/intellij/ui/InlineBannerBase.kt

@@ -20,11 +20,12 @@ abstract class InlineBannerBase(
   messageText: @Nls String,
 ) : JBPanel<InlineBannerBase>() {
 
-  protected open var status: EditorNotificationPanel.Status = status
+  open var status: EditorNotificationPanel.Status = status
     set(value) {
-      background = status.background
-
       field = value
+      background = value.background
+
+      revalidate()
       repaint()
     }