[execution]: Implement temporal observables in execution module and get rid of ide dependency

GitOrigin-RevId: ba6aaf2be9308b856756a7d1e1687868c62e6e35

platform/execution/intellij.platform.execution.iml

@@ -10,7 +10,6 @@
     <orderEntry type="library" name="kotlin-stdlib" level="project" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="module" module-name="intellij.platform.core" />
-    <orderEntry type="module" module-name="intellij.platform.ide" />
     <orderEntry type="module" module-name="intellij.platform.ide.core" />
     <orderEntry type="module" module-name="intellij.platform.ide.util.io" />
     <orderEntry type="module" module-name="intellij.platform.util.ui" />

platform/execution/src/com/intellij/execution/ui/ReactiveProperty.kt

@@ -0,0 +1,66 @@
+// 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.execution.ui
+
+import com.intellij.openapi.Disposable
+import com.intellij.openapi.util.Disposer
+import org.jetbrains.annotations.ApiStatus
+import org.jetbrains.annotations.ApiStatus.Experimental
+import java.util.concurrent.atomic.AtomicReference
+
+/**
+ * This is only a temporal API used to add reactivity possibilities into execution module until other options become available as a valid
+ * dependency.
+ * Do not use it. Use [com.intellij.openapi.observable.properties.ObservableProperty] instead.
+ */
+@ApiStatus.Internal
+@Experimental
+interface ReactiveProperty<T> {
+  fun getValue(): T
+
+  fun afterChange(parentDisposable: Disposable, listener: (T) -> Unit)
+}
+
+/**
+ * This is only a temporal API used to add reactivity possibilities into execution module until other options become available as a valid
+ * dependency.
+ * Do not use it. Use [com.intellij.openapi.observable.properties.ObservableProperty] instead.
+ */
+@ApiStatus.Internal
+@Experimental
+class MutableReactiveProperty<T>(initialValue: T) : ReactiveProperty<T> {
+  private val currentValue = AtomicReference<T>()
+  private val changeEvent = Event<T>()
+
+  override fun afterChange(parentDisposable: Disposable, listener: (T) -> Unit) {
+    val subscription = Disposable { changeEvent -= listener }
+
+    changeEvent += listener
+
+    Disposer.register(parentDisposable, subscription)
+  }
+
+  override fun getValue(): T = currentValue.get()
+  fun setValue(value: T) {
+    if (value == currentValue.get()) return
+    currentValue.set(value)
+    changeEvent.observers.forEach { it(value) }
+  }
+}
+
+private class Event<T> {
+  private val listenersList = mutableListOf<(T) -> Unit>()
+  val observers: List<(T) -> Unit> get() = listenersList
+
+  operator fun plusAssign(observer: (T) -> Unit) {
+    listenersList.add(observer)
+  }
+
+  operator fun minusAssign(observer: (T) -> Unit) {
+    listenersList.remove(observer)
+  }
+
+  operator fun invoke(value: T) {
+    for (observer in listenersList)
+      observer(value)
+  }
+}

platform/execution/src/com/intellij/execution/ui/RunContentDescriptor.java

@@ -9,8 +9,6 @@ import com.intellij.execution.process.ProcessHandler;
 import com.intellij.ide.HelpIdProvider;
 import com.intellij.openapi.Disposable;
 import com.intellij.openapi.actionSystem.AnAction;
-import com.intellij.openapi.observable.properties.AtomicProperty;
-import com.intellij.openapi.observable.properties.ObservableProperty;
 import com.intellij.openapi.util.Computable;
 import com.intellij.openapi.util.Disposer;
 import com.intellij.openapi.util.Key;
@@ -32,8 +30,8 @@ public class RunContentDescriptor implements Disposable {
   private ExecutionConsole myExecutionConsole;
   private ProcessHandler myProcessHandler;
   private JComponent myComponent;
-  private final AtomicProperty<@TabTitle String> myDisplayNameView = new AtomicProperty<>(null);
+  private final MutableReactiveProperty<@TabTitle @Nullable String> myDisplayNameView = new MutableReactiveProperty<>(null);
-  private final AtomicProperty<Icon> myIconView = new AtomicProperty<>(null);
+  private final MutableReactiveProperty<@Nullable Icon> myIconView = new MutableReactiveProperty<>(null);
   private final String myHelpId;
   private RunnerLayoutUi myRunnerLayoutUi = null;
   private RunContentDescriptorReusePolicy myReusePolicy = RunContentDescriptorReusePolicy.DEFAULT;
@@ -71,8 +69,8 @@ public class RunContentDescriptor implements Disposable {
     myExecutionConsole = executionConsole;
     myProcessHandler = processHandler;
     myComponent = component;
-    myDisplayNameView.set(displayName);
+    myDisplayNameView.setValue(displayName);
-    myIconView.set(icon);
+    myIconView.setValue(icon);
     myHelpId = myExecutionConsole instanceof HelpIdProvider ? ((HelpIdProvider)myExecutionConsole).getHelpId() : null;
     myActivationCallback = activationCallback;
     if (myExecutionConsole != null) {
@@ -144,19 +142,21 @@ public class RunContentDescriptor implements Disposable {
    */
   @Nullable
   public Icon getIcon() {
-    return myIconView.get();
+    return myIconView.getValue();
   }
 
   /**
    * Returns the reactive property for an icon to show in the Run or Debug toolwindow tab corresponding to this content.
    * @return the icon property that can be observed for the most recent icon value.
    */
-  public ObservableProperty<Icon> getIconProperty() {
+  @ApiStatus.Experimental
+  public ReactiveProperty<Icon> getIconProperty() {
     return myIconView;
   }
 
+  @ApiStatus.Experimental
   protected void setIcon(@Nullable Icon icon) {
-    myIconView.set(icon);
+    myIconView.setValue(icon);
   }
 
   @Nullable
@@ -186,19 +186,21 @@ public class RunContentDescriptor implements Disposable {
    */
   @BuildEventsNls.Title
   public String getDisplayName() {
-    return myDisplayNameView.get();
+    return myDisplayNameView.getValue();
   }
 
   /**
    * Returns the reactive property for a title to show in the Run or Debug toolwindow tab corresponding to this content.
    * @return the title property that can be observed for the most recent title value.
    */
-  public ObservableProperty<@Nullable @BuildEventsNls.Title String> getDisplayNameProperty() {
+  @ApiStatus.Experimental
+  public ReactiveProperty<@Nullable @BuildEventsNls.Title String> getDisplayNameProperty() {
     return myDisplayNameView;
   }
 
+  @ApiStatus.Experimental
   protected void setDisplayName(@Nullable @TabTitle String displayName) {
-    myDisplayNameView.set(displayName);
+    myDisplayNameView.setValue(displayName);
   }
 
   public String getHelpId() {