From: Jani Laakso <jani.laakso@itmill.com>
Date: Wed, 4 Apr 2007 10:13:57 +0000 (+0000)
Subject: Added Joonas's example.
X-Git-Tag: 6.7.0.beta1~6469
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=1fed03988b6864e8c7e49a7e9db9c6bb23421852;p=vaadin-framework.git

Added Joonas's example.

svn changeset:1136/svn branch:trunk
---

diff --git a/src/com/itmill/toolkit/demo/BufferedComponents.java b/src/com/itmill/toolkit/demo/BufferedComponents.java
new file mode 100644
index 0000000000..6740fdfe08
--- /dev/null
+++ b/src/com/itmill/toolkit/demo/BufferedComponents.java
@@ -0,0 +1,76 @@
+package com.itmill.toolkit.demo;
+
+import com.itmill.toolkit.Application;
+import com.itmill.toolkit.data.util.MethodProperty;
+import com.itmill.toolkit.data.util.ObjectProperty;
+import com.itmill.toolkit.ui.Button;
+import com.itmill.toolkit.ui.Label;
+import com.itmill.toolkit.ui.TextField;
+import com.itmill.toolkit.ui.Window;
+import com.itmill.toolkit.ui.Button.ClickEvent;
+
+public class BufferedComponents extends Application {
+
+	private ObjectProperty property;
+
+	private TextField text;
+
+	public void init() {
+
+		Window w = new Window("Buffered UI components demo");
+		addWindow(w);
+		setTheme("corporate");
+
+		// Create property
+		Float floatValue = new Float(1.0f);
+		property = new ObjectProperty(floatValue);
+
+		// Textfield
+		text = new TextField("TextField (Buffered, using ObjectProperty)",
+				property);
+		text.setImmediate(true);
+		text.setWriteThrough(false);
+		w.addComponent(text);
+
+		// Property state
+		Label propertyState = new Label(property);
+		propertyState.setCaption("Property (data source) state");
+		w.addComponent(propertyState);
+
+		// Button state
+		Label textState = new Label(text);
+		textState.setCaption("TextField state");
+		w.addComponent(textState);
+
+		// Button to change the property
+		w.addComponent(new Button("increase property value",
+				new Button.ClickListener() {
+					public void buttonClick(ClickEvent event) {
+						Float currentValue = (Float) property.getValue();
+						property.setValue(new Float(
+								currentValue.floatValue() + 1.0));
+					}
+				}));
+
+		// Buffering
+		w.addComponent(new Button("Write through enabled", new MethodProperty(
+				text, "writeThrough")));
+		w.addComponent(new Button("discard", new Button.ClickListener() {
+			public void buttonClick(ClickEvent event) {
+				text.discard();
+			}
+		}));
+		w.addComponent(new Button("commit", new Button.ClickListener() {
+			public void buttonClick(ClickEvent event) {
+				text.commit();
+			}
+		}));
+
+		// Restart button for application
+		// (easier debugging when you dont have to restart the server to make
+		// code changes)
+		Button restart = new Button("restart", this, "close");
+		restart.setStyle("link");
+		w.addComponent(restart);
+	}
+}