Merge pull request #15 from hoffman373/master

Added focus and getLineCount methods.

Author: Roman Sutormin

AceGWT/src/edu/ycp/cs/dh/acegwt/client/ace/AceEditor.java

@@ -226,7 +226,24 @@ public native String getText() /*-{
 		return editor.getSession().getValue();
 	}-*/;
 
-	
+	/**
+	 * Causes the editor to gain input focus.
+	 */
+	public native void focus() /*-{
+		var editor = [email protected]::editor;
+		editor.focus();
+	}-*/;
+
+	/**
+	 * Retrieves the number of lines in the editor.
+	 * 
+	 * @return The number of lines in the editor.
+	 */
+	public native int getLineCount() /*-{
+		var editor = [email protected]::editor;
+		return editor.session.getLength();
+	}-*/;
+
 	/**
 	 * Set the complete text in the editor from a String.
 	 *

AceGWTDemo/src/edu/ycp/cs/dh/acegwt/client/demo/client/AceGWTDemo.java

@@ -336,6 +336,39 @@ public void onClick(ClickEvent event) {
 
 		mainPanel.add(editor2);
 		mainPanel.add(new Label("Label below!"));
+
+		// Demo button for get number of lines
+		final Button appendLineCount = new Button("Append Line Count");
+		appendLineCount.addClickHandler(new ClickHandler() {
+			@Override
+			public void onClick(ClickEvent event) {
+				final String message = editor2.getText() + "There are "
+						+ editor1.getLineCount() + " lines in the main editor.";
+				editor2.setText(message);
+			}
+
+		});
+		buttonPanel2.add(appendLineCount);
+
+		final Button flipFocus = new Button("Focus 1st Editor");
+		flipFocus.addClickHandler(new ClickHandler() {
+			@Override
+			public void onClick(ClickEvent event) {
+				editor1.focus();
+			}
+
+		});
+		buttonPanel2.add(flipFocus);
+
+		final Button flipFocus2 = new Button("Focus 2nd Editor");
+		flipFocus2.addClickHandler(new ClickHandler() {
+			@Override
+			public void onClick(ClickEvent event) {
+				editor2.focus();
+			}
+
+		});
+		buttonPanel2.add(flipFocus2);
 
 		RootPanel.get().add(mainPanel);
 	}