Run gui if only filename was provided

src/main/java/pro/litvinovg/w2phtml/gui/ConfigurationWindow.java

@@ -8,6 +8,7 @@ import java.awt.GridLayout;
 import java.awt.Toolkit;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
+import java.io.File;
 import java.io.PrintWriter;
 import java.io.StringWriter;
 import java.util.HashMap;
@@ -42,7 +43,7 @@ public class ConfigurationWindow extends JFrame {
 	 */
 	public static void main(String[] args) {
 
-		runGUI(null);
+		runGUI("");
 	}
 
 	private XComponentContext context;
@@ -123,4 +124,35 @@ public class ConfigurationWindow extends JFrame {
 			});	
 		
 	}
+	public static void runGUI(String fileName) {
+		ODTDocument doc = new ODTDocument(fileName);
+		if (singleFrame != null) {
+			singleFrame.dispose();
+		}
+			try {
+				UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+			} catch (Throwable e) {
+				String message = e.getLocalizedMessage();
+				JOptionPane.showMessageDialog(singleFrame, message);	
+			} 
+			EventQueue.invokeLater(new Runnable() {
+				public void run() {
+					try {
+						ConfigurationWindow frame = new ConfigurationWindow(null,doc);
+						singleFrame = frame;
+						frame.setBounds(100, 100, 1100, 800);
+						frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
+						frame.setVisible(true);
+
+					} catch (Throwable e) {
+						String message = e.getLocalizedMessage();
+						e.printStackTrace();
+						JOptionPane.showMessageDialog(singleFrame, message);	
+					} 
+				}
+			});	
+		
+	}
+	
+
 }

src/main/java/pro/litvinovg/w2phtml/gui/ODTDocument.java

@@ -41,6 +41,10 @@ public class ODTDocument {
 	private XDispatchProvider dispatchProvider;
 	XTextDocument textDocument;
 
+	public ODTDocument(String fileName) {
+		this.fileName = fileName;
+	}
+	
 	public ODTDocument(XComponentContext componentContext) {
 		if (componentContext != null) {
 			context = componentContext;

src/main/java/w2phtml/Application.java

@@ -67,9 +67,13 @@ public final class Application {
 	 *          The argument passed on the command line.
 	 */
 	public static final void main(String[] args) throws Exception {
-		if (args.length == 0) {
+		if (args.length < 2) {
 				showUsage("");
-			ConfigurationWindow.runGUI(null);
+				String fileName = "";
+				if (args.length == 1){
+					fileName = args[0];
+				}
+				ConfigurationWindow.runGUI(fileName);	
 		} else {
 			try {
 				long time = System.currentTimeMillis();