Add layout file name in completion for Android Extension properties

#KT-11051 Fixed
2017-07-06 18:25:19 +03:00
parent f59859842a
commit 4cef8728d7
16 changed files with 99 additions and 11 deletions
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2010-2017 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.kotlin
+
+import com.intellij.psi.xml.XmlAttributeValue
+import org.jetbrains.kotlin.android.synthetic.res.AndroidSyntheticProperty
+import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
+import org.jetbrains.kotlin.descriptors.PropertyDescriptor
+import org.jetbrains.kotlin.idea.completion.CompletionInformationProvider
+import org.jetbrains.kotlin.renderer.DescriptorRenderer
+import org.jetbrains.kotlin.resolve.source.PsiSourceElement
+
+class AndroidExtensionsCompletionInformationProvider : CompletionInformationProvider {
+    override fun getContainerAndReceiverInformation(descriptor: DeclarationDescriptor): String? {
+        if (descriptor !is AndroidSyntheticProperty) {
+            return null
+        }
+
+        val propertyDescriptor = (descriptor as? PropertyDescriptor) ?: return null
+        val attributeValue = (propertyDescriptor.source as? PsiSourceElement)?.psi as? XmlAttributeValue ?: return null
+        val extensionReceiverType = propertyDescriptor.original.extensionReceiverParameter?.type
+
+        return buildString {
+            append(" from ${attributeValue.containingFile.name}")
+            extensionReceiverType?.let { append(" for " + DescriptorRenderer.SHORT_NAMES_IN_TYPES.renderType(it)) }
+            append(" (Android Extensions)")
+        }
+    }
+}