diff --git a/java/java-tests/testData/codeInsight/documentation/EscapingLink.html b/java/java-tests/testData/codeInsight/documentation/EscapingLink.html index ecdb2e998945..1fa8f3e8e324 100644 --- a/java/java-tests/testData/codeInsight/documentation/EscapingLink.html +++ b/java/java-tests/testData/codeInsight/documentation/EscapingLink.html @@ -15,8 +15,8 @@ diff --git a/java/java-tests/testData/codeInsight/documentation/LinkBetweenMethods.html b/java/java-tests/testData/codeInsight/documentation/LinkBetweenMethods.html index 3dc5b84e4dcf..046c750ecd23 100644 --- a/java/java-tests/testData/codeInsight/documentation/LinkBetweenMethods.html +++ b/java/java-tests/testData/codeInsight/documentation/LinkBetweenMethods.html @@ -14,7 +14,7 @@
-

com.jetbrains.LinkBetweenMethods

+

com.jetbrains.LinkBetweenMethods

public void m1()
m2()
diff --git a/java/java-tests/testData/codeInsight/documentation/LinkToPackageSummaryWithReference.html b/java/java-tests/testData/codeInsight/documentation/LinkToPackageSummaryWithReference.html index 624a1a571ad0..00c2f83c638e 100644 --- a/java/java-tests/testData/codeInsight/documentation/LinkToPackageSummaryWithReference.html +++ b/java/java-tests/testData/codeInsight/documentation/LinkToPackageSummaryWithReference.html @@ -13,7 +13,7 @@ }
-
com.jetbrains
+
com.jetbrains

Interface SimpleInterface

diff --git a/java/java-tests/testData/codeInsight/documentation/LinkWithReference.html b/java/java-tests/testData/codeInsight/documentation/LinkWithReference.html index f352b9b54adc..bfb0fc47554c 100644 --- a/java/java-tests/testData/codeInsight/documentation/LinkWithReference.html +++ b/java/java-tests/testData/codeInsight/documentation/LinkWithReference.html @@ -13,21 +13,21 @@ }
-
com.jetbrains
+
com.jetbrains

Class ClassWithRefLink

    -
  • java.lang.Object
    • +
  • java.lang.Object
    • -
    • com.jetbrains.ClassWithRefLink
      • +
    • com.jetbrains.ClassWithRefLink

public class ClassWithRefLink
-extends java.lang.Object
+extends java.lang.Object
link
diff --git a/java/java-tests/testData/codeInsight/documentation/ReferenceStyleDoesntMatchBytecodeVersion.html b/java/java-tests/testData/codeInsight/documentation/ReferenceStyleDoesntMatchBytecodeVersion.html index 6a29b664f2f4..6a3208a4af40 100644 --- a/java/java-tests/testData/codeInsight/documentation/ReferenceStyleDoesntMatchBytecodeVersion.html +++ b/java/java-tests/testData/codeInsight/documentation/ReferenceStyleDoesntMatchBytecodeVersion.html @@ -15,8 +15,8 @@ diff --git a/java/java-tests/testData/codeInsight/javadocIG/documentationForJdkClassWithReferencesToClassesFromJavaLang.html b/java/java-tests/testData/codeInsight/javadocIG/documentationForJdkClassWithReferencesToClassesFromJavaLang.html index 89470e269877..96284132eee6 100644 --- a/java/java-tests/testData/codeInsight/javadocIG/documentationForJdkClassWithReferencesToClassesFromJavaLang.html +++ b/java/java-tests/testData/codeInsight/javadocIG/documentationForJdkClassWithReferencesToClassesFromJavaLang.html @@ -1,8 +1,8 @@ -
 java.util.List<E>
@Contract(pure = true) 
+
 java.util.List<E>
@Contract(pure = true) 
 public abstract boolean contains(
    Object o
)

   
Returns true if this list contains the specified element.
   More formally, returns true if and only if this list contains
   at least one element e such that
-  (o==null ? e==null : o.equals(e)).
+  (o==null ? e==null : o.equals(e)).
  
   
Overrides:
contains in interface Collection
Params:
o – element whose presence in this list is to be tested  
Returns:
true if this list contains the specified element  
Throws:
ClassCastException – if the type of the specified element          is incompatible with this list  (optional)  
NullPointerException – if the specified element is null and this          list does not permit null elements  (optional)
 < java 1.7 >

\ No newline at end of file
diff --git a/java/java-tests/testData/codeInsight/javadocIG/documentationForUncheckedExceptionsInSupers.html b/java/java-tests/testData/codeInsight/javadocIG/documentationForUncheckedExceptionsInSupers.html
index b066268b5941..2a625f71d427 100644
--- a/java/java-tests/testData/codeInsight/javadocIG/documentationForUncheckedExceptionsInSupers.html
+++ b/java/java-tests/testData/codeInsight/javadocIG/documentationForUncheckedExceptionsInSupers.html
@@ -1,9 +1,9 @@
 
 My
@Contract(pure = true)i 
 boolean contains(
    Object o
)
-throws IOException
From interface:
java.util.Collection

+throws IOException
From interface:
java.util.Collection

   Returns true if this collection contains the specified element.
   More formally, returns true if and only if this collection
   contains at least one element e such that
-  (o==null ? e==null : o.equals(e)).
+  (o==null ? e==null : o.equals(e)).
  
   
Overrides:
contains in interface Collection
contains in interface I
Params:
o – element whose presence in this collection is to be tested  
Returns:
true if this collection contains the specified          element  
Throws:
NullPointerException – before if the specified element is null and this          collection does not permit null elements          (optional) after
IOException

\ No newline at end of file
diff --git a/java/java-tests/testData/codeInsight/javadocIG/dumbMode.html b/java/java-tests/testData/codeInsight/javadocIG/dumbMode.html
index a242f4599409..8ca4c07c71e4 100644
--- a/java/java-tests/testData/codeInsight/javadocIG/dumbMode.html
+++ b/java/java-tests/testData/codeInsight/javadocIG/dumbMode.html
@@ -1,4 +1,4 @@
 
class C

   
some text
  
-  
See Also:
System.out

\ No newline at end of file
+  
See Also:
System.out

\ No newline at end of file
diff --git a/java/java-tests/testData/codeInsight/javadocIG/packageInfoWithCopyright/packageInfo.html b/java/java-tests/testData/codeInsight/javadocIG/packageInfoWithCopyright/packageInfo.html
index 317b5b0278cd..187473cec99f 100644
--- a/java/java-tests/testData/codeInsight/javadocIG/packageInfoWithCopyright/packageInfo.html
+++ b/java/java-tests/testData/codeInsight/javadocIG/packageInfoWithCopyright/packageInfo.html
@@ -1,3 +1,3 @@
 
 packageInfoWithCopyright

-  
This package contains nothing but package-info.java
+  
This package contains nothing but package-info.java
  

\ No newline at end of file
diff --git a/java/java-tests/testData/codeInsight/javadocIG/reflectConstructor.html b/java/java-tests/testData/codeInsight/javadocIG/reflectConstructor.html
index e04069ccd330..e5cf83b6625f 100644
--- a/java/java-tests/testData/codeInsight/javadocIG/reflectConstructor.html
+++ b/java/java-tests/testData/codeInsight/javadocIG/reflectConstructor.html
@@ -1,5 +1,5 @@
-
 java.lang.Class<T>
@CallerSensitive 
+
 java.lang.Class<T>
@CallerSensitive 
 @NotNull 
 @Contract(pure = true) 
-public java.lang.reflect.Constructor<?>[] getDeclaredConstructors()
+public java.lang.reflect.Constructor<?>[] getDeclaredConstructors()
 throws SecurityException
Throws:
SecurityException
 < java 10 >

\ No newline at end of file
diff --git a/java/java-tests/testData/codeInsight/javadocIG/syntheticEnumValues.html b/java/java-tests/testData/codeInsight/javadocIG/syntheticEnumValues.html
index 9d63edfa68eb..bab3a49a624e 100644
--- a/java/java-tests/testData/codeInsight/javadocIG/syntheticEnumValues.html
+++ b/java/java-tests/testData/codeInsight/javadocIG/syntheticEnumValues.html
@@ -4,8 +4,8 @@
   type, in the order they're declared.  This method may be
   used to iterate over the constants as follows:
   
-     for(E c : E.values())
-         System.out.println(c);
+     for(E c : E.values())
+         System.out.println(c);
   

  
   
Returns:
an array containing the constants of this enum  type, in the order they're declared

\ No newline at end of file
diff --git a/java/java-tests/testSrc/com/intellij/java/codeInsight/JavaDocumentationTest.kt b/java/java-tests/testSrc/com/intellij/java/codeInsight/JavaDocumentationTest.kt
index 09d548394b9a..62920f7bb498 100644
--- a/java/java-tests/testSrc/com/intellij/java/codeInsight/JavaDocumentationTest.kt
+++ b/java/java-tests/testSrc/com/intellij/java/codeInsight/JavaDocumentationTest.kt
@@ -289,7 +289,7 @@ class JavaDocumentationTest : LightJavaCodeInsightFixtureTestCase() {
 
     val actual = JavaExternalDocumentationTest.getDocumentationText(myFixture.project, input)
 
-    val expected = "
Candidates for method call s.regionMatches() are:
" +
+    val expected = "
Candidates for method call s.regionMatches() are:
" +
                    "
" +
                    "  boolean regionMatches(int, String, int, int)
" +
                    "  boolean regionMatches(boolean, int, String, int, int)
" +
@@ -309,7 +309,7 @@ class JavaDocumentationTest : LightJavaCodeInsightFixtureTestCase() {
 
     val documentationManager = DocumentationManager.getInstance(myFixture.project)
     JavaExternalDocumentationTest.getDocumentationText(myFixture.project, input) { component ->
-      val expected = "
Candidates for method call s.regionMatches() are:
" +
+      val expected = "
Candidates for method call s.regionMatches() are:
" +
                      "
" +
                      "  boolean regionMatches(int, String, int, int)
" +
                      "  boolean regionMatches(boolean, int, String, int, int)
" +
diff --git a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationEditorPane.java b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationEditorPane.java
index 52c8b1b0c4df..7ee7d364de0c 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationEditorPane.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationEditorPane.java
@@ -81,10 +81,11 @@ public abstract class DocumentationEditorPane extends JEditorPane implements Dis
     }
     setBackground(BACKGROUND_COLOR);
     HTMLEditorKit editorKit = new HTMLEditorKitBuilder()
-      .replaceViewFactoryExtensions(DocumentationHtmlUtil.getIconsExtension(iconResolver),
+      .replaceViewFactoryExtensions(getIconsExtension(iconResolver),
                                     Extensions.BASE64_IMAGES,
                                     Extensions.INLINE_VIEW_EX,
-                                    Extensions.FIT_TO_WIDTH_IMAGES)
+                                    Extensions.FIT_TO_WIDTH_IMAGES,
+                                    Extensions.WBR_SUPPORT)
       .withFontResolver(EditorCssFontResolver.getGlobalInstance()).build();
     updateDocumentationPaneDefaultCssRules(editorKit);
 
diff --git a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationHtmlUtil.kt b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationHtmlUtil.kt
index 12c6356be314..d51b1c23a833 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationHtmlUtil.kt
+++ b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationHtmlUtil.kt
@@ -16,6 +16,7 @@ import com.intellij.util.ui.JBUI
 import com.intellij.util.ui.UIUtil
 import org.intellij.lang.annotations.Language
 import org.jetbrains.annotations.ApiStatus
+import org.jetbrains.annotations.Contract
 import java.awt.Color
 import java.util.function.Function
 import javax.swing.Icon
@@ -79,6 +80,7 @@ object DocumentationHtmlUtil {
     val contentSpacing = scale(contentSpacing)
     val contentInnerPadding = scale(contentInnerPadding)
 
+    @Suppress("CssUnusedSymbol")
     @Language("CSS")
     val result = ContainerUtil.newLinkedList(
       """
@@ -116,4 +118,115 @@ object DocumentationHtmlUtil {
     result.addAll(getDefaultFormattingStyles(contentSpacing))
     return result
   }
+
+  @JvmStatic
+  @Contract(pure = true)
+  fun addWordBreaks(text: String): String {
+    val codePoints = text.codePoints().iterator()
+    if (!codePoints.hasNext()) return ""
+    val result = StringBuilder(text.length + 50)
+    var codePoint = codePoints.nextInt()
+    val tagName = StringBuilder()
+
+    fun next(builder: StringBuilder = result) {
+      builder.appendCodePoint(codePoint)
+      codePoint = if (codePoints.hasNext())
+        codePoints.nextInt()
+      else
+        -1
+    }
+
+    while (codePoint >= 0) {
+      // break after dot if surrounded by letters
+      when {
+        Character.isLetter(codePoint) -> {
+          next()
+          if (codePoint == '.'.code) {
+            next()
+            if (Character.isLetter(codePoint)) {
+              result.append("")
+            }
+          }
+        }
+        // break after ], ) or / followed by a char or digit
+        codePoint == ')'.code || codePoint == ']'.code || codePoint == '/'.code -> {
+          next()
+          if (Character.isLetterOrDigit(codePoint)) {
+            result.append("")
+          }
+        }
+        // skip tag
+        codePoint == '<'.code -> {
+          next()
+          if (codePoint == '/'.code)
+            next()
+          if (!Character.isLetter(codePoint))
+            continue
+          tagName.clear()
+          while (Character.isLetterOrDigit(codePoint) || codePoint == '-'.code) {
+            next(tagName)
+          }
+          result.append(tagName)
+          if (tagName.contentEquals("style", true)
+              || tagName.contentEquals("title", true)
+              || tagName.contentEquals("script", true)) {
+            val curTag = tagName.toString()
+            do {
+              if (codePoint == '<'.code) {
+                next()
+                if (codePoint == '/'.code) {
+                  next()
+                  tagName.clear()
+                  while (Character.isLetterOrDigit(codePoint) || codePoint == '-'.code) {
+                    next(tagName)
+                  }
+                  result.append(tagName)
+                  if (tagName.contentEquals(curTag, true)) {
+                    while (codePoint >= 0 && codePoint != '>'.code) {
+                      next()
+                    }
+                    break
+                  }
+                }
+              }
+              else next()
+            }
+            while (true)
+          }
+          else {
+            while (codePoint >= 0) {
+              when (codePoint) {
+                '>'.code -> {
+                  next()
+                  break
+                }
+                '\''.code, '"'.code -> {
+                  val quoteStyle = codePoint
+                  next()
+                  while (codePoint >= 0) {
+                    when (codePoint) {
+                      '\\'.code -> {
+                        next()
+                        if (codePoint >= 0)
+                          next()
+                      }
+                      quoteStyle -> {
+                        next()
+                        break
+                      }
+                      else -> next()
+                    }
+                  }
+                }
+                else -> next()
+              }
+            }
+          }
+        }
+        else -> next()
+      }
+    }
+
+    return result.toString()
+  }
 }
diff --git a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java
index 3c69c3176825..b2343e2b40d0 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java
@@ -112,6 +112,7 @@ import static com.intellij.lang.documentation.DocumentationMarkup.*;
  *
  * @deprecated Unused in v2 implementation. Unsupported: use at own risk.
  */
+@SuppressWarnings("removal")
 @Deprecated(forRemoval = true)
 public class DocumentationManager extends DockablePopupManager {
   public static final String JAVADOC_LOCATION_AND_SIZE = "javadoc.popup";
@@ -1942,6 +1943,7 @@ public class DocumentationManager extends DockablePopupManager" + text.substring(nextChar);
         }
       }
@@ -1970,6 +1972,7 @@ public class DocumentationManager extends DockablePopupManager\\s*(<(?:[uo]l|h\\d|p|tr|td))", "$1");
     text = addExternalLinksIcon(text);
+    text = DocumentationHtmlUtil.addWordBreaks(text);
     return text;
   }
 
diff --git a/platform/lang-impl/src/com/intellij/lang/documentation/QuickDocHighlightingHelper.kt b/platform/lang-impl/src/com/intellij/lang/documentation/QuickDocHighlightingHelper.kt
index e2e41e5a0b32..eab2bb93724e 100644
--- a/platform/lang-impl/src/com/intellij/lang/documentation/QuickDocHighlightingHelper.kt
+++ b/platform/lang-impl/src/com/intellij/lang/documentation/QuickDocHighlightingHelper.kt
@@ -289,7 +289,6 @@ object QuickDocHighlightingHelper {
       "li { padding: ${scale(1)}px 0 ${scale(2)}px 0; }",
       "li p { padding-top: 0; padding-bottom: 0; }",
       "th { text-align: left; }",
-      "table { width: 100%}",
       "tr, table { margin: 0 0 0 0; padding: 0 0 0 0; }",
       "td { margin: 0 0 0 0; padding: 0 0 ${spacing}px 0; }",
       "td p { padding-top: 0; padding-bottom: 0; }",
diff --git a/platform/platform-impl/src/com/intellij/ide/ui/html/StyleSheetRulesProviderForCodeHighlighting.kt b/platform/platform-impl/src/com/intellij/ide/ui/html/StyleSheetRulesProviderForCodeHighlighting.kt
index 0cace6532832..ad76f2563bbc 100644
--- a/platform/platform-impl/src/com/intellij/ide/ui/html/StyleSheetRulesProviderForCodeHighlighting.kt
+++ b/platform/platform-impl/src/com/intellij/ide/ui/html/StyleSheetRulesProviderForCodeHighlighting.kt
@@ -79,6 +79,8 @@ object StyleSheetRulesProviderForCodeHighlighting {
     if (enableInlineCodeBackground) {
       val selectors = inlineCodeParentSelectors.asSequence().map { "$it code" }.joinToString(", ")
       result.add("$selectors $codeColorStyle")
+      // 'caption-side' is a hack to support 'border-radius'.
+      // See also: com.intellij.util.ui.html.InlineViewEx
       result.add("$selectors { padding: 1px 4px; margin: 1px 0px; caption-side: 10px; }")
     }
     if (enableCodeBlocksBackground) {
diff --git a/platform/util/ui/src/com/intellij/util/ui/ExtendableHTMLViewFactory.kt b/platform/util/ui/src/com/intellij/util/ui/ExtendableHTMLViewFactory.kt
index 0bbae2e0d913..1d152535ebca 100644
--- a/platform/util/ui/src/com/intellij/util/ui/ExtendableHTMLViewFactory.kt
+++ b/platform/util/ui/src/com/intellij/util/ui/ExtendableHTMLViewFactory.kt
@@ -6,9 +6,10 @@ import com.intellij.openapi.util.IconLoader
 import com.intellij.openapi.util.text.HtmlChunk
 import com.intellij.ui.scale.JBUIScale
 import com.intellij.util.text.nullize
+import com.intellij.util.ui.html.FitToWidthImageView
 import com.intellij.util.ui.html.HiDpiScalingImageView
 import com.intellij.util.ui.html.InlineViewEx
-import com.intellij.util.ui.html.FitToWidthImageView
+import com.intellij.util.ui.html.WbrView
 import java.awt.*
 import java.awt.image.BufferedImage
 import java.io.ByteArrayInputStream
@@ -48,7 +49,7 @@ class ExtendableHTMLViewFactory internal constructor(
   companion object {
     @JvmField
     val DEFAULT_EXTENSIONS: List = listOf(Extensions.ICONS, Extensions.BASE64_IMAGES, Extensions.HIDPI_IMAGES,
-                                                     Extensions.INLINE_VIEW_EX)
+                                                     Extensions.INLINE_VIEW_EX, Extensions.WBR_SUPPORT)
 
     @JvmField
     val DEFAULT: ExtendableHTMLViewFactory = ExtendableHTMLViewFactory(DEFAULT_EXTENSIONS)
@@ -134,6 +135,12 @@ class ExtendableHTMLViewFactory internal constructor(
     @JvmField
     val FIT_TO_WIDTH_IMAGES: Extension = FitToWidthImageViewExtension()
 
+    /**
+     * Adds support for `` tags
+     */
+    @JvmField
+    val WBR_SUPPORT: Extension = WbrSupportExtension()
+
     private class IconsExtension(private val existingIconsProvider: (key: String) -> Icon?) : Extension {
 
       constructor(preloadedIcons: Map) : this(preloadedIconsProvider(preloadedIcons))
@@ -361,7 +368,7 @@ class ExtendableHTMLViewFactory internal constructor(
     }
   }
 
-  private class InlineViewExExtension: Extension {
+  private class InlineViewExExtension : Extension {
     override fun invoke(element: Element, view: View): View? {
       if (view.javaClass != InlineView::class.java) return null
       val attrs = view.attributes
@@ -381,10 +388,18 @@ class ExtendableHTMLViewFactory internal constructor(
     }
   }
 
-  private class FitToWidthImageViewExtension: Extension {
+  private class FitToWidthImageViewExtension : Extension {
     override fun invoke(element: Element, view: View): View? =
       if (view is ImageView) FitToWidthImageView(element) else null
   }
+
+  private class WbrSupportExtension : Extension {
+    override fun invoke(elem: Element, defaultView: View): View? =
+      if (elem.name.equals("wbr", true))
+        WbrView(elem)
+      else
+        null
+  }
 }
 
 private class HiDpiImagesExtension : ExtendableHTMLViewFactory.Extension {
diff --git a/platform/util/ui/src/com/intellij/util/ui/html/InlineViewEx.kt b/platform/util/ui/src/com/intellij/util/ui/html/InlineViewEx.kt
index 704a69203cdc..c28b12b8fa1d 100644
--- a/platform/util/ui/src/com/intellij/util/ui/html/InlineViewEx.kt
+++ b/platform/util/ui/src/com/intellij/util/ui/html/InlineViewEx.kt
@@ -46,20 +46,6 @@ internal class InlineViewEx(elem: Element) : InlineView(elem) {
   override fun setPropertiesFromAttributes() {
     super.setPropertiesFromAttributes()
 
-    val parentView = parent
-    val index = (0..parentView.viewCount).firstOrNull { parentView.getView(it) === this } ?: -1
-
-
-    // Heuristics to determine whether we are within the same inline (e.g. ) element with paddings.
-    // Nested inline element insets are not supported, because hierarchy of inline elements is not preserved.
-    val prevSibling = if (index > 0) parentView.getView(index - 1) else null
-    val nextSibling = if (index < parentView.viewCount - 1) parentView.getView(index + 1) else null
-
-    padding = this.cssPadding
-    margin = this.cssMargin
-
-    startView = prevSibling?.cssPadding != padding || prevSibling.cssMargin != margin
-    endView = nextSibling?.cssPadding != padding || nextSibling.cssMargin != margin
 
     // "caption-side" is used as "border-radius"
     borderRadius = attributes.getAttribute(CAPTION_SIDE)
@@ -69,27 +55,7 @@ internal class InlineViewEx(elem: Element) : InlineView(elem) {
                      ?.toIntOrNull()
                      ?.let { JBUI.scale(it) }
                    ?: 0
-
-    padding.set(
-      padding.top,
-      if (startView) padding.left else 0,
-      padding.bottom,
-      if (endView) padding.right else 0,
-    )
-
-    margin.set(
-      margin.top,
-      if (startView) margin.left else 0,
-      margin.bottom,
-      if (endView) margin.right else 0,
-    )
-
-    insets = JBInsets(
-      padding.top + margin.top,
-      padding.left + margin.left,
-      padding.bottom + margin.bottom,
-      padding.right + margin.right,
-    )
+    updatePaddingsAndMargins(true)
   }
 
   override fun getPartialSpan(p0: Int, p1: Int): Float {
@@ -103,12 +69,14 @@ internal class InlineViewEx(elem: Element) : InlineView(elem) {
     return offset + super.getPartialSpan(p0, p1)
   }
 
-  override fun getPreferredSpan(axis: Int): Float =
-    super.getPreferredSpan(axis) + when (axis) {
+  override fun getPreferredSpan(axis: Int): Float {
+    updatePaddingsAndMargins(false)
+    return super.getPreferredSpan(axis) + when (axis) {
       View.X_AXIS -> insets.width()
       View.Y_AXIS -> insets.height()
       else -> throw IllegalArgumentException("Invalid axis: $axis")
     }
+  }
 
   override fun getTabbedSpan(x: Float, e: TabExpander?): Float =
     super.getTabbedSpan(x, e) + insets.width()
@@ -173,4 +141,59 @@ internal class InlineViewEx(elem: Element) : InlineView(elem) {
     return super.getAlignment(axis)
   }
 
+  private fun getSibling(parentView: View, curIndex: Int, direction: Int): View? {
+    var siblingIndex = curIndex + direction
+    val viewCount = parentView.viewCount
+    while (siblingIndex in 0..) element with paddings.
+    // Nested inline element insets are not supported, because hierarchy of inline elements is not preserved.
+    val prevSibling = getSibling(parentView, index, -1)
+    val nextSibling = getSibling(parentView, index, 1)
+
+    val cssPadding = this.cssPadding
+    val cssMargin = this.cssMargin
+
+    val startView = prevSibling?.cssPadding != cssPadding || prevSibling.cssMargin != cssMargin
+    val endView = nextSibling?.cssPadding != cssPadding || nextSibling.cssMargin != cssMargin
+
+    if (!force && startView == this.startView && endView == this.endView) {
+      return
+    }
+    this.startView = startView
+    this.endView = endView
+
+    padding = JBInsets(
+      cssPadding.top,
+      if (startView) cssPadding.left else 0,
+      cssPadding.bottom,
+      if (endView) cssPadding.right else 0,
+    )
+
+    margin = JBInsets(
+      cssMargin.top,
+      if (startView) cssMargin.left else 0,
+      cssMargin.bottom,
+      if (endView) cssMargin.right else 0,
+    )
+
+    insets = JBInsets(
+      padding.top + margin.top,
+      padding.left + margin.left,
+      padding.bottom + margin.bottom,
+      padding.right + margin.right,
+    )
+  }
+
 }
\ No newline at end of file
diff --git a/platform/util/ui/src/com/intellij/util/ui/html/WbrView.kt b/platform/util/ui/src/com/intellij/util/ui/html/WbrView.kt
new file mode 100644
index 000000000000..932579c24d1c
--- /dev/null
+++ b/platform/util/ui/src/com/intellij/util/ui/html/WbrView.kt
@@ -0,0 +1,38 @@
+// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+package com.intellij.util.ui.html
+
+import java.awt.Shape
+import javax.swing.text.Element
+import javax.swing.text.Position
+import javax.swing.text.Segment
+import javax.swing.text.View
+import javax.swing.text.html.InlineView
+
+class WbrView(elem: Element) : InlineView(elem) {
+
+  override fun getMinimumSpan(axis: Int): Float = 0f
+
+  override fun getMaximumSpan(axis: Int): Float =
+    if (axis == View.X_AXIS)
+      0f
+    else
+      Int.MAX_VALUE.toFloat()
+
+  override fun getViewIndex(pos: Int, b: Position.Bias?): Int = -1
+
+  override fun getViewIndex(x: Float, y: Float, allocation: Shape?): Int = -1
+
+  override fun getResizeWeight(axis: Int): Int = 0
+
+  override fun setSize(width: Float, height: Float) {
+    super.setSize(0f, 0f)
+  }
+
+  override fun getPreferredSpan(axis: Int): Float = 0f
+
+  override fun getText(p0: Int, p1: Int): Segment = Segment()
+
+  override fun breakView(axis: Int, offset: Int, pos: Float, len: Float): View = this
+
+  override fun getBreakWeight(axis: Int, pos: Float, len: Float): Int = ExcellentBreakWeight
+}
\ No newline at end of file