Implement KotlinIsReferenceToExtension in Android IDEA plugin

2014-10-30 16:42:48 +03:00
parent aeeea6cda7
commit 77880647ad
2 changed files with 53 additions and 0 deletions
@@ -25,5 +25,6 @@
      <externalDeclarationsProvider implementation="org.jetbrains.kotlin.android.AndroidDeclarationsProvider"/>
      <expressionCodegenExtension implementation="org.jetbrains.kotlin.android.AndroidExpressionCodegen"/>
      <findUsagesHandlerDecorator implementation="org.jetbrains.jet.plugin.android.AndroidFindUsageHandlerDecorator"/>
+      <isReferenceToExtension implementation="org.jetbrains.jet.plugin.android.AndroidKotlinIsReferenceToExtension"/>
  </extensions>
 </idea-plugin>
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2010-2014 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.jet.plugin.android
+
+import org.jetbrains.jet.plugin.findUsages.handlers.KotlinIsReferenceToExtension
+import org.jetbrains.jet.plugin.references.JetSimpleNameReference
+import com.intellij.psi.PsiElement
+import org.jetbrains.jet.lang.resolve.android.isAndroidSyntheticElement
+import org.jetbrains.android.dom.wrappers.ValueResourceElementWrapper
+import org.jetbrains.jet.lang.psi.JetProperty
+import com.intellij.psi.impl.light.LightElement
+import org.jetbrains.jet.lang.psi.JetPsiFactory
+
+public class AndroidKotlinIsReferenceToExtension : KotlinIsReferenceToExtension {
+    override fun isReferenceTo(reference: JetSimpleNameReference, element: PsiElement): Boolean? {
+        val resolvedElement = reference.resolve()
+        if (resolvedElement == null) {
+            return false
+        }
+        if (isAndroidSyntheticElement(resolvedElement)) {
+            if (element is ValueResourceElementWrapper) {
+                val resource = element.getValue()!!
+                return (resolvedElement as JetProperty).getName() == resource.substring(resource.indexOf('/') + 1)
+            }
+        }
+        else if (resolvedElement is LightElement && element is JetProperty) {
+            return resolvedElement.getName() == element.getName()
+        }
+        return null
+    }
+
+    override fun handleElementRename(reference: JetSimpleNameReference, psiFactory: JetPsiFactory, newElementName: String): PsiElement? {
+        return if (newElementName.startsWith("@+id/"))
+            psiFactory.createNameIdentifier(newElementName.substring(newElementName.indexOf('/') + 1))
+        else
+            null
+    }
+}