[jupyter] PY-20132 excluding some inlays for better UI in the jupyter diff viewer

GitOrigin-RevId: dd9086774280d1efb9fa7171f781b66b2c17c314

notebooks/notebook-ui/src/org/jetbrains/plugins/notebooks/ui/editor/NewUINotebookDiffEditorAppearance.kt

@@ -0,0 +1,53 @@
+package org.jetbrains.plugins.notebooks.ui.editor
+
+import com.intellij.openapi.editor.colors.ColorKey
+import com.intellij.openapi.editor.colors.EditorColorsScheme
+import org.jetbrains.plugins.notebooks.ui.visualization.NotebookEditorAppearance
+import org.jetbrains.plugins.notebooks.ui.visualization.NotebookEditorAppearanceSizes
+import java.awt.Color
+
+object NewUINotebookDiffEditorAppearance: NotebookEditorAppearance,
+                                          NotebookEditorAppearanceSizes by NewUINotebookDiffEditorAppearanceSizes
+{
+  private val CARET_ROW_COLOR_NEW_UI = ColorKey.createColorKey("JUPYTER.CARET_ROW_COLOR_NEW_UI")
+
+  override fun getCodeCellBackground(scheme: EditorColorsScheme): Color? = // Color.orange
+    scheme.getColor(NotebookEditorAppearance.CODE_CELL_BACKGROUND_NEW_UI)
+
+  override fun getCaretRowColor(scheme: EditorColorsScheme): Color? = scheme.getColor(CARET_ROW_COLOR_NEW_UI)
+  override fun shouldShowCellLineNumbers(): Boolean = false
+  override fun shouldShowExecutionCounts(): Boolean = false  // not needed for DIFF -> execution does not reach it
+}
+
+
+object NewUINotebookDiffEditorAppearanceSizes: NotebookEditorAppearanceSizes {
+  // see comments in org.jetbrains.plugins.notebooks.ui.visualization.DefaultNotebookEditorAppearanceSizes
+  override val CODE_CELL_LEFT_LINE_PADDING = 5
+  override val LINE_NUMBERS_MARGIN = 10
+
+  override val COMMAND_MODE_CELL_LEFT_LINE_WIDTH = 4
+  override val EDIT_MODE_CELL_LEFT_LINE_WIDTH = 2
+  override val CODE_AND_CODE_TOP_GRAY_HEIGHT = 60
+  override val CODE_AND_CODE_BOTTOM_GRAY_HEIGHT = 60
+  override val INNER_CELL_TOOLBAR_HEIGHT = 24
+  override val CELL_BORDER_HEIGHT = 20
+  override val SPACER_HEIGHT = CELL_BORDER_HEIGHT / 2
+  override val EXECUTION_TIME_HEIGHT = 0  // not used in the jupyter diff viewer
+  override val SPACE_BELOW_CELL_TOOLBAR = 10
+  override val CELL_TOOLBAR_TOTAL_HEIGHT = INNER_CELL_TOOLBAR_HEIGHT + SPACE_BELOW_CELL_TOOLBAR
+  override val PROGRESS_STATUS_HEIGHT = 2
+
+  override val JUPYTER_CELL_SPACERS_INLAY_PRIORITY = 10
+  override val JUPYTER_BELOW_OUTPUT_CELL_SPACERS_INLAY_PRIORITY = -10
+  override val JUPYTER_CELL_TOOLBAR_INLAY_PRIORITY = JUPYTER_CELL_SPACERS_INLAY_PRIORITY + 10
+  override val NOTEBOOK_OUTPUT_INLAY_PRIORITY: Int = 5
+
+  override val EXTRA_PADDING_EXECUTION_COUNT = 0
+  override val EXTRA_GUTTER_AREA_WIDTH_EXECUTION_COUNT = 0  // not needed, see JupyterEditorGutterExtraSpaceManager
+
+  override fun getCellLeftLineWidth(): Int = 10
+  override fun getCellLeftLineHoverWidth(): Int = 10
+
+  override fun getLeftBorderWidth(): Int =
+    Integer.max(COMMAND_MODE_CELL_LEFT_LINE_WIDTH, EDIT_MODE_CELL_LEFT_LINE_WIDTH) + CODE_CELL_LEFT_LINE_PADDING
+}

notebooks/visualization/src/org/jetbrains/plugins/notebooks/visualization/ui/NotebookEditorUiUtil.kt

@@ -1,6 +1,7 @@
 package org.jetbrains.plugins.notebooks.visualization.ui
 
 import com.intellij.openapi.editor.Editor
+import com.intellij.openapi.editor.EditorKind
 import com.intellij.openapi.editor.Inlay
 import com.intellij.openapi.editor.ex.EditorEx
 import com.intellij.openapi.editor.impl.EditorComponentImpl
@@ -21,6 +22,8 @@ fun EditorEx.addComponentInlay(
   priority: Int,
   offset: Int,
 ): Inlay<*> {
+  // see DS-5614
+  val fullWidthArg: Boolean = this.editorKind != EditorKind.DIFF
   val inlay = EditorEmbeddedComponentManager.getInstance().addComponent(
     this,
     component,
@@ -30,7 +33,7 @@ fun EditorEx.addComponentInlay(
       isRelatedToPrecedingText,
       showAbove,
       showWhenFolded,
-      true,
+      fullWidthArg,
       priority,
       offset,
     )