action to save current file only (IDEA-98513)

platform/platform-impl/src/com/intellij/ide/actions/SaveDocumentAction.java

@@ -0,0 +1,31 @@
+package com.intellij.ide.actions;
+
+import com.intellij.openapi.actionSystem.AnAction;
+import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.actionSystem.PlatformDataKeys;
+import com.intellij.openapi.editor.Document;
+import com.intellij.openapi.editor.Editor;
+import com.intellij.openapi.fileEditor.FileDocumentManager;
+
+/**
+ * @author yole
+ */
+public class SaveDocumentAction extends AnAction {
+  @Override
+  public void actionPerformed(AnActionEvent e) {
+    Document doc = getDocument(e);
+    if (doc != null) {
+      FileDocumentManager.getInstance().saveDocument(doc);
+    }
+  }
+
+  @Override
+  public void update(AnActionEvent e) {
+    e.getPresentation().setEnabled(getDocument(e) != null);
+  }
+
+  private static Document getDocument(AnActionEvent e) {
+    Editor editor = e.getData(PlatformDataKeys.EDITOR);
+    return editor != null ? editor.getDocument() : null;
+  }
+}

platform/platform-resources-en/src/messages/ActionsBundle.properties

@@ -1367,3 +1367,6 @@ action.TabList.description=Show dropdown with the list of all tabs in single-row
 
 action.FillParagraph.text=Fill Paragraph
 action.FillParagraph.description=Reformat string literal or comment to fit maximum width (usually 80)
+
+action.SaveDocument.text=Save Document
+action.SaveDocument.description=Saves only the file opened in the current editor

platform/platform-resources/src/idea/PlatformActions.xml

@@ -616,5 +616,7 @@
     <action id="DecrementWindowHeight" class="com.intellij.ide.actions.WindowAction$DecrementHeight" use-shortcut-of="ResizeToolWindowUp"/>
 
     <action id="ExportTestResults" class="com.intellij.execution.testframework.export.ExportTestResultsAction" icon="AllIcons.Actions.Export"/>
+
+    <action id="SaveDocument" class="com.intellij.ide.actions.SaveDocumentAction"/>
   </actions>
 </component>