From 4c2917a33e5e114b2f111974889b6d6870f62308 Mon Sep 17 00:00:00 2001
From: Matti Tahvonen <matti.tahvonen@itmill.com>
Date: Wed, 1 Aug 2007 06:53:24 +0000
Subject: [PATCH] initial Link imlementation

svn changeset:1928/svn branch:trunk
---
 .../gwt/client/DefaultWidgetFactory.java      |  3 +
 .../toolkit/terminal/gwt/client/ui/ILink.java | 92 +++++++++++++++++++
 2 files changed, 95 insertions(+)
 create mode 100644 src/com/itmill/toolkit/terminal/gwt/client/ui/ILink.java

diff --git a/src/com/itmill/toolkit/terminal/gwt/client/DefaultWidgetFactory.java b/src/com/itmill/toolkit/terminal/gwt/client/DefaultWidgetFactory.java
index 623af04875..8ebffa6da0 100644
--- a/src/com/itmill/toolkit/terminal/gwt/client/DefaultWidgetFactory.java
+++ b/src/com/itmill/toolkit/terminal/gwt/client/DefaultWidgetFactory.java
@@ -11,6 +11,7 @@ import com.itmill.toolkit.terminal.gwt.client.ui.IEmbedded;
 import com.itmill.toolkit.terminal.gwt.client.ui.IGridLayout;
 import com.itmill.toolkit.terminal.gwt.client.ui.IHorizontalLayout;
 import com.itmill.toolkit.terminal.gwt.client.ui.ILabel;
+import com.itmill.toolkit.terminal.gwt.client.ui.ILink;
 import com.itmill.toolkit.terminal.gwt.client.ui.IOptionGroup;
 import com.itmill.toolkit.terminal.gwt.client.ui.IPanel;
 import com.itmill.toolkit.terminal.gwt.client.ui.IPasswordField;
@@ -50,6 +51,8 @@ public class DefaultWidgetFactory implements WidgetFactory {
 		}
 		else if ("label".equals(tag))
 			return new ILabel();
+		else if ("link".equals(tag))
+			return new ILink();
 		else if ("gridlayout".equals(tag))
 			return new IGridLayout();
 		else if ("tree".equals(tag))
diff --git a/src/com/itmill/toolkit/terminal/gwt/client/ui/ILink.java b/src/com/itmill/toolkit/terminal/gwt/client/ui/ILink.java
new file mode 100644
index 0000000000..5d4b89396d
--- /dev/null
+++ b/src/com/itmill/toolkit/terminal/gwt/client/ui/ILink.java
@@ -0,0 +1,92 @@
+package com.itmill.toolkit.terminal.gwt.client.ui;
+
+import com.google.gwt.user.client.DOM;
+import com.google.gwt.user.client.Event;
+import com.google.gwt.user.client.Window;
+import com.google.gwt.user.client.ui.ClickListener;
+import com.google.gwt.user.client.ui.HTML;
+import com.google.gwt.user.client.ui.Widget;
+import com.itmill.toolkit.terminal.gwt.client.ApplicationConnection;
+import com.itmill.toolkit.terminal.gwt.client.Paintable;
+import com.itmill.toolkit.terminal.gwt.client.UIDL;
+
+public class ILink extends HTML implements Paintable, ClickListener {
+	
+	public static final String CLASSNAME = "i-link";
+	
+	private static final int BORDER_STYLE_DEFAULT = 0;
+	private static final int BORDER_STYLE_MINIMAL = 1;
+	private static final int BORDER_STYLE_NONE = 2;
+	
+	private String src;
+	
+	private String text;
+	
+	private String target;
+	
+	private int borderStyle = BORDER_STYLE_DEFAULT;
+	
+	private boolean enabled;
+
+	private boolean readonly;
+
+	private int width;
+
+	private int height;
+	
+	public ILink() {
+		super();
+		addClickListener(this);
+	}
+	
+	public void updateFromUIDL(UIDL uidl, ApplicationConnection client) {
+
+//		if (client.updateComponent(this, uidl, true))
+//			return;
+		
+		enabled = uidl.hasAttribute("disabled") ? false : true;
+		readonly = uidl.hasAttribute("disabled") ? true : false;
+		
+		if(uidl.hasAttribute("target"))
+			target = uidl.getStringAttribute(target);
+		if(uidl.hasAttribute("src")) {
+			//TODO theme soure
+			src = uidl.getStringAttribute("src");
+		}
+		
+		height = uidl.hasAttribute("height") ? uidl.getIntAttribute("height") : -1;
+		width = uidl.hasAttribute("width") ? uidl.getIntAttribute("width") : -1;
+		
+		DOM.setInnerHTML(getElement(), uidl.getStringAttribute("caption"));
+	}
+
+	public void onClick(Widget sender) {
+		if(enabled) {
+			if(target == null)
+				target = "_blank";
+			String features;
+			switch (borderStyle) {
+			case BORDER_STYLE_NONE:
+				features = "menubar=no,location=no,status=no";
+				break;
+			case BORDER_STYLE_MINIMAL:
+				features = "menubar=yes,location=no,status=no";
+				break;
+			default:
+				features = "menubar=yes,location=yes,scrollbars=yes,status=yes";
+				break;
+			}
+			if(width > 0 || height > 0) {
+				features += ",resizable=no";
+				if(width > 0)
+					features += ",width=" + width;
+				if(height > 0)
+					features += ",height=" + height;
+			} else {
+				features += ",resizable=yes";			
+			}
+			Window.open(src, target, features);
+		}
+	}
+	
+}
-- 
2.39.5