Fixed vertical gap in CMake configuration

GitOrigin-RevId: b24fb0014de94c690f7ee937aeaf3a1a2293afd8

platform/platform-impl/src/com/intellij/ui/dsl/builder/impl/PanelImpl.kt

@@ -294,7 +294,7 @@ internal open class PanelImpl(private val dialogPanelConfig: DialogPanelConfig,
         val row = row {
           @Suppress("DialogTitleCapitalization")
           label(title)
-            .applyToComponent { putClientProperty(DslComponentPropertyInternal.LABEL_NO_BOTTOM_GAP, true) }
+            .applyToComponent { putClientProperty(DslComponentProperty.NO_BOTTOM_GAP, true) }
         }
         row.internalBottomGap = spacingConfiguration.buttonGroupHeaderBottomGap
       }

platform/platform-impl/src/com/intellij/ui/dsl/builder/impl/utils.kt

@@ -30,11 +30,6 @@ import javax.swing.text.JTextComponent
  */
 @ApiStatus.Internal
 internal enum class DslComponentPropertyInternal {
-  /**
-   * Removes standard bottom gap from label
-   */
-  LABEL_NO_BOTTOM_GAP,
-
   /**
    * A mark that component is a cell label, see [Cell.label]
    *
@@ -117,7 +112,7 @@ internal fun prepareVisualPaddings(component: JComponent): Gaps {
 internal fun getComponentGaps(left: Int, right: Int, component: JComponent, spacing: SpacingConfiguration): Gaps {
   val top = getDefaultVerticalGap(component, spacing)
   var bottom = top
-  if (component is JLabel && component.getClientProperty(DslComponentPropertyInternal.LABEL_NO_BOTTOM_GAP) == true) {
+  if (component.getClientProperty(DslComponentProperty.NO_BOTTOM_GAP) == true) {
     bottom = 0
   }
   return Gaps(top = top, left = left, bottom = bottom, right = right)

platform/platform-impl/src/com/intellij/ui/dsl/builder/utils.kt

@@ -22,7 +22,17 @@ enum class DslComponentProperty {
    *
    * Value: [Gaps]
    */
-  VISUAL_PADDINGS
+  VISUAL_PADDINGS,
+
+  /**
+   * By default, almost every control have [SpacingConfiguration.verticalComponentGap] above and below it.
+   * This flag disables such gap below the control. Should be used in very rare situations (e.g. row with label **and** some additional
+   * label-kind controls above related to the label control), because most standard cases are covered by Kotlin UI DSL API
+   *
+   * Value: [Boolean]
+   */
+  NO_BOTTOM_GAP
+
 }
 
 /**