Integrated filter select features. Fixed #41

svn changeset:393/svn branch:toolkit

src/com/itmill/toolkit/demo/features/FeatureSelect.java

@@ -32,6 +32,45 @@ import com.itmill.toolkit.ui.*;
 
 public class FeatureSelect extends Feature {
 
+	private static final String[] firstnames =
+		new String[] {
+			"John",
+			"Mary",
+			"Joe",
+			"Sarah",
+			"Jeff",
+			"Jane",
+			"Peter",
+			"Marc",
+			"Robert",
+			"Paula",
+			"Lenny",
+			"Kenny",
+			"Nathan",
+			"Nicole",
+			"Laura",
+			"JosŽ",
+			"Josie",
+			"Linus" };
+	private static final String[] lastnames =
+		new String[] {
+			"Torvalds",
+			"Smith",
+			"Adams",
+			"Black",
+			"Wilson",
+			"Richards",
+			"Thompson",
+			"McGoff",
+			"Halas",
+			"Jones",
+			"Beck",
+			"Sheridan",
+			"Picard",
+			"Hill",
+			"Fielding",
+			"Einstein" };
+	
 	public FeatureSelect() {
 		super();
 	}
@@ -42,11 +81,10 @@ public class FeatureSelect extends Feature {
 
 		// Example panel
 		Panel show = new Panel("Select component");
-		Select s = new Select("Select Car");
-		s.addItem("Audi");
-		s.addItem("BMW");
-		s.addItem("Chrysler");
-		s.addItem("Volvo");
+		Select s = new Select("Select Person");
+		for (int i=0; i<1000; i++)
+			s.addItem(firstnames[(int) (Math.random() * (firstnames.length-1))] + " " +
+					lastnames[(int) (Math.random() * (lastnames.length-1))]);
 		show.addComponent(s);
 		l.addComponent(show);
 
@@ -62,7 +100,7 @@ public class FeatureSelect extends Feature {
 			.getItemProperty(themes.getItemCaptionPropertyId())
 			.setValue("twincol");
 		l.addComponent(p);
-
+		
 		return l;
 	}
 

src/com/itmill/toolkit/demo/features/PropertyPanel.java

@@ -38,6 +38,7 @@ import java.util.Iterator;
 import java.util.LinkedList;
 
 import com.itmill.toolkit.data.*;
+import com.itmill.toolkit.data.Property.ValueChangeListener;
 import com.itmill.toolkit.data.util.*;
 import com.itmill.toolkit.terminal.*;
 import com.itmill.toolkit.ui.*;
@@ -300,7 +301,7 @@ public class PropertyPanel
 	private void addSelectProperties() {
 		Form set =
 			createBeanPropertySet(
-				new String[] { "multiSelect", "newItemsAllowed" });
+				new String[] {  "newItemsAllowed", "lazyLoading" ,"multiSelect"});
 		addProperties("Select Properties", set);
 
 		set.getField("multiSelect").setDescription(
@@ -309,9 +310,19 @@ public class PropertyPanel
 			"Select component (but not Tree or Table) can allow the user to directly "
 				+ "add new items to set of options. The new items are constrained to be "
 				+ "strings and thus feature only applies to simple lists.");
+		Button ll = (Button) set.getField("lazyLoading");
+		ll.setDescription("In Ajax rendering mode select supports lazy loading and filtering of options.");
+		ll.addListener((ValueChangeListener)this);
+		ll.setImmediate(true);
+		if (((Boolean)ll.getValue()).booleanValue()) {
+			set.getField("multiSelect").setVisible(false);
+			set.getField("newItemsAllowed").setVisible(false);
+		}
 		if (objectToConfigure instanceof Tree
-			|| objectToConfigure instanceof Table)
-			set.removeItemProperty("newItemsAllowed");
+				|| objectToConfigure instanceof Table) {
+				set.removeItemProperty("newItemsAllowed");
+				set.removeItemProperty("lazyLoading");
+		}
 	}
 
 	/** Field special properties */
@@ -415,6 +426,19 @@ public class PropertyPanel
 
 				addComponent.setValue(null);
 			}
+		} else if (event.getProperty() == getField("lazyLoading")) {
+			boolean newValue = ((Boolean)event.getProperty().getValue()).booleanValue();
+			Field multiselect = getField("multiSelect");
+			Field newitems = getField("newItemsAllowed");
+			if (newValue) {
+				newitems.setValue(Boolean.FALSE);
+				newitems.setVisible(false);
+				multiselect.setValue(Boolean.FALSE);
+				multiselect.setVisible(false);
+			} else {
+				newitems.setVisible(true);
+				multiselect.setVisible(true);
+			}
 		}
 	}
 

src/com/itmill/toolkit/ui/Table.java

@@ -61,7 +61,7 @@ import com.itmill.toolkit.terminal.Sizeable;
 public class Table extends Select implements Action.Container,
         Container.Ordered, Container.Sortable, Sizeable {
 
-    private static final int CELL_KEY = 0;
+	private static final int CELL_KEY = 0;
 
     private static final int CELL_HEADER = 1;
 
@@ -2247,4 +2247,13 @@ public class Table extends Select implements Action.Container,
 		requestRepaint();
 	}
 
+	/** Table does not support lazy options loading mode. 
+	 * Setting this true will throw UnsupportedOperationException. 
+	 */
+    public void setLazyLoading(boolean useLazyLoading) {
+    	if (useLazyLoading)
+    		throw new UnsupportedOperationException("Lazy options loading is not supported by Table.");
+	}
+
+
 }

src/com/itmill/toolkit/ui/Tree.java

@@ -759,5 +759,14 @@ public class Tree extends Select implements Container.Hierarchical, Action.Conta
 	public void focus() throws UnsupportedOperationException {
 		throw new UnsupportedOperationException();
 	}
+	
+	/** Tree does not support lazy options loading mode. 
+	 * Setting this true will throw UnsupportedOperationException. 
+	 */
+    public void setLazyLoading(boolean useLazyLoading) {
+    	if (useLazyLoading)
+    		throw new UnsupportedOperationException("Lazy options loading is not supported by Tree.");
+	}
+
 
 }