Added a bootstrap based slider

bootstrap-extensions/src/main/java/de/agilecoders/wicket/extensions/slider/AjaxBootstrapSlider.java

@@ -0,0 +1,67 @@
+package de.agilecoders.wicket.extensions.slider;
+
+import org.apache.wicket.ajax.AbstractDefaultAjaxBehavior;
+import org.apache.wicket.ajax.AjaxRequestTarget;
+import org.apache.wicket.model.IModel;
+import org.apache.wicket.request.cycle.RequestCycle;
+
+import java.io.Serializable;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * AjaxBootstrapSlider: ajaxified version of Slider.
+ */
+public class AjaxBootstrapSlider<T extends ISliderValue, N extends Number> extends BootstrapSlider<T,N> {
+
+    private AbstractDefaultAjaxBehavior behavior;
+
+    public enum SliderEvent {
+        slide,	//This event fires when the slider is dragged        
+        slideStart,	//This event fires when dragging starts	The new slider value
+        slideStop,	//This event fires when the dragging stops or has been clicked on	The new slider value
+        change 
+    }
+
+    public interface EventHandler<T extends ISliderValue> extends Serializable {
+
+        public void onAjaxEvent(AjaxRequestTarget target, T newValue);
+    }
+
+    private final Map<SliderEvent, EventHandler> handlers = new HashMap<SliderEvent, EventHandler>();
+
+    public AjaxBootstrapSlider(String id, IModel<T> model, Class<T> typeClass) {
+        super(id, model, typeClass);
+
+        behavior = new AbstractDefaultAjaxBehavior() {
+            @Override
+            protected void respond(AjaxRequestTarget target) {
+                SliderEvent event = SliderEvent.valueOf(RequestCycle.get().getRequest().getRequestParameters().getParameterValue("event").toString());
+                AjaxBootstrapSlider.EventHandler<T> handler = handlers.get(event);
+                T value = (T)newInstance().fromString(RequestCycle.get().getRequest().getRequestParameters().getParameterValue("value").toString());
+                getModel().setObject(value);
+                if(handler != null) {
+                    handler.onAjaxEvent(target, value);
+                }
+            }
+        };        
+        add(behavior);
+    }
+
+    public AjaxBootstrapSlider addHandler(SliderEvent event, EventHandler<T> handler) {
+        handlers.put(event, handler);
+        return this;
+    }
+
+    @Override
+    protected void configEvents(StringBuilder builder) {
+        CharSequence url = behavior.getCallbackUrl();
+        for(SliderEvent event: handlers.keySet()) {
+            builder.append(".on('").append(event.name()).append("',").append("function(value) {\n");
+            builder.append("var ep={};\n").append("ep['event']='").append(event.name()).append("';\n");
+            builder.append("ep['value']=value['value'];\n");
+            builder.append("Wicket.Ajax.get({'u': '").append(url).append("', 'ep': ep").append("});");
+            builder.append("\n})");
+        }
+    }
+}

bootstrap-extensions/src/main/java/de/agilecoders/wicket/extensions/slider/AjaxNumericBootstrapSlider.java

@@ -0,0 +1,25 @@
+package de.agilecoders.wicket.extensions.slider;
+
+import de.agilecoders.wicket.extensions.slider.util.*;
+import org.apache.wicket.model.IModel;
+
+/**
+ * AjaxNumericBootstrapSlider: version of Ajaxified slider that makes easier to work with numeric values.
+ */
+public class AjaxNumericBootstrapSlider<T extends Number> extends AjaxBootstrapSlider<INumericValue<T>, T> {
+
+    public AjaxNumericBootstrapSlider(String id, IModel<T> model) {
+        super(id, new NumericModel(model), (Class<INumericValue<T>>)getSliderClass(model.getObject().getClass()));
+    }
+
+    private static  Class<? extends INumericValue> getSliderClass(Class<?> typeClass) {
+        if(Double.class.isAssignableFrom(typeClass)) {
+            return DoubleValue.class;
+        } else if(Integer.class.isAssignableFrom(typeClass)) {
+            return IntegerValue.class;
+        } else {
+            return LongValue.class;
+        }
+
+    }
+}