Show a message dialog when there is a modified file.

Author: junichi11

nbproject/project.xml

@@ -112,6 +112,14 @@
                         <specification-version>7.55.1</specification-version>
                     </run-dependency>
                 </dependency>
+                <dependency>
+                    <code-name-base>org.openide.dialogs</code-name-base>
+                    <build-prerequisite/>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <specification-version>7.42.1</specification-version>
+                    </run-dependency>
+                </dependency>
                 <dependency>
                     <code-name-base>org.openide.filesystems</code-name-base>
                     <build-prerequisite/>

src/org/netbeans/modules/php/phpcsfixer/ui/actions/FixAction.java

@@ -45,17 +45,23 @@
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
+import java.util.Enumeration;
 import java.util.List;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Future;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 import org.netbeans.modules.php.api.executable.InvalidPhpExecutableException;
 import org.netbeans.modules.php.api.phpmodule.PhpModule;
 import org.netbeans.modules.php.api.util.StringUtils;
 import org.netbeans.modules.php.phpcsfixer.commands.PhpCsFixer;
+import org.openide.*;
 import org.openide.awt.ActionID;
 import org.openide.awt.ActionRegistration;
 import org.openide.filesystems.FileObject;
 import org.openide.filesystems.FileUtil;
+import org.openide.loaders.DataObject;
+import org.openide.loaders.DataObjectNotFoundException;
 import org.openide.util.Exceptions;
 import org.openide.util.Lookup;
 import org.openide.util.NbBundle;
@@ -76,6 +82,7 @@
 public class FixAction extends PhpCsFixerBaseAction {
 
     private static final long serialVersionUID = -3347012049948024185L;
+    private static final Logger LOGGER = Logger.getLogger(FixAction.class.getName());
 
     @NbBundle.Messages("FixAction.name=Fix")
     @Override
@@ -85,11 +92,46 @@ protected String getName() {
 
     @Override
     protected void runCommand(PhpModule phpModule, List<String> options) throws InvalidPhpExecutableException {
-        for (FileObject target : getTargetFiles()) {
+        Collection<? extends FileObject> targetFiles = getTargetFiles();
+        for (FileObject target : targetFiles) {
+            if (target.isFolder()) {
+                Enumeration<? extends FileObject> children = target.getChildren(true);
+                while (children.hasMoreElements()) {
+                    if (isModifiedFile(children.nextElement())) {
+                        return;
+                    }
+                }
+            } else {
+                if (isModifiedFile(target)) {
+                    return;
+                }
+            }
             runCommand(phpModule, options, target);
         }
     }
 
+    @NbBundle.Messages({
+        "# {0} - file name",
+        "FixAction.message.modified.file=There is a modified file({0})."
+    })
+    private boolean isModifiedFile(FileObject target) {
+        try {
+            DataObject dataObject = DataObject.find(target);
+            if (!target.isFolder() && dataObject.isModified()) {
+                // show message
+                NotifyDescriptor descriptor = new NotifyDescriptor.Message(
+                        Bundle.FixAction_message_modified_file(target.getNameExt()),
+                        NotifyDescriptor.ERROR_MESSAGE
+                );
+                DialogDisplayer.getDefault().notifyLater(descriptor);
+                return true;
+            }
+        }catch (DataObjectNotFoundException ex) {
+            LOGGER.log(Level.WARNING, null, ex);
+        }
+        return false;
+    }
+
     @Override
     public void runCommand(PhpModule phpModule, List<String> options, FileObject targetFile) throws InvalidPhpExecutableException {
         List<String> params = getAllParams(targetFile, options);