org.zkoss.zk.ui.sys
Class JsContentRenderer

java.lang.Object
  extended by org.zkoss.zk.ui.sys.JsContentRenderer
All Implemented Interfaces:
ContentRenderer

public class JsContentRenderer
extends java.lang.Object
implements ContentRenderer

An implementation of ContentRenderer that renders the content as a JavaScript property (i.e., name: 'value').

Since:
5.0.0
Author:
tomyeh

Constructor Summary
JsContentRenderer()
           
 
Method Summary
 java.lang.StringBuffer getBuffer()
          Returns the content being rendered.
 void render(java.lang.String name, boolean value)
          Renders a boolean property.
 void render(java.lang.String name, byte value)
          Renders a byte property.
 void render(java.lang.String name, char value)
          Renders a char property.
 void render(java.lang.String name, java.util.Date value)
          Renders a Date property.
 void render(java.lang.String name, double value)
          Renders a double property.
 void render(java.lang.String name, float value)
          Renders a double property.
 void render(java.lang.String name, int value)
          Renders an integer property.
 void render(java.lang.String name, long value)
          Renders a long property.
 void render(java.lang.String name, java.lang.Object value)
          Renders an arbitary object.
 void render(java.lang.String name, short value)
          Renders a short property.
 void render(java.lang.String name, java.lang.String value)
          Renders a string property.
 void renderDirectly(java.lang.String name, java.lang.Object value)
          Renders the JavaScript code snippet.
 void renderWidgetAttributes(java.util.Map<java.lang.String,java.lang.String> attrs)
          Renders the client's DOM attributes for the peer widgets.
 void renderWidgetListeners(java.util.Map<java.lang.String,java.lang.String> listeners)
          Renders the JavaScript code snippet for event listeners registered for the peer widget.
 void renderWidgetOverrides(java.util.Map<java.lang.String,java.lang.String> overrides)
          Renders the JavaScript codes nippet to override the methods and properties of the peer widget.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

JsContentRenderer

public JsContentRenderer()
Method Detail

getBuffer

public java.lang.StringBuffer getBuffer()
Returns the content being rendered.


render

public void render(java.lang.String name,
                   java.lang.String value)
Renders a string property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

render

public void render(java.lang.String name,
                   java.util.Date value)
Renders a Date property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

render

public void render(java.lang.String name,
                   java.lang.Object value)
Renders an arbitary object.

Specified by:
render in interface ContentRenderer

render

public void render(java.lang.String name,
                   int value)
Renders an integer property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

render

public void render(java.lang.String name,
                   long value)
Renders a long property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

render

public void render(java.lang.String name,
                   short value)
Renders a short property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

render

public void render(java.lang.String name,
                   byte value)
Renders a byte property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

render

public void render(java.lang.String name,
                   boolean value)
Renders a boolean property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

render

public void render(java.lang.String name,
                   double value)
Renders a double property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

render

public void render(java.lang.String name,
                   float value)
Renders a double property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

render

public void render(java.lang.String name,
                   char value)
Renders a char property.

Specified by:
render in interface ContentRenderer
Parameters:
name - the property name. Note: it must be a legal JavaScript variable name.

renderDirectly

public void renderDirectly(java.lang.String name,
                           java.lang.Object value)
Renders the JavaScript code snippet.

Specified by:
renderDirectly in interface ContentRenderer

renderWidgetListeners

public void renderWidgetListeners(java.util.Map<java.lang.String,java.lang.String> listeners)
Renders the JavaScript code snippet for event listeners registered for the peer widget.

Specified by:
renderWidgetListeners in interface ContentRenderer
Parameters:
listeners - the map of listeners to register at the peer widget. The key is the event name (such as onClick), and the value the code snippet (such as this.getFellow('inf').setValue('new')). They are both String instances.

renderWidgetOverrides

public void renderWidgetOverrides(java.util.Map<java.lang.String,java.lang.String> overrides)
Renders the JavaScript codes nippet to override the methods and properties of the peer widget. This method uses the widget's setOverrides method (at client), so, if the value is a method, it will preserve the previous method as '$' + method_name

Specified by:
renderWidgetOverrides in interface ContentRenderer
Parameters:
overrides - a map of methods and properties. Notice that the value must be a valid JavaScript snippet that can be evaluated to a value. In fact, the map will be generated as follows.
{name1: value1, name2: value2}. Examples of values: function () {}, 123, new Date(), and "a literal string"

renderWidgetAttributes

public void renderWidgetAttributes(java.util.Map<java.lang.String,java.lang.String> attrs)
Renders the client's DOM attributes for the peer widgets. This method generates DOM attributes into a map and stores it in a widget property called domExtraAttrs and it will be used to generate DOM attributes when the peer widget is bound to the DOM tree.

Specified by:
renderWidgetAttributes in interface ContentRenderer
Parameters:
attrs - the map of attributes. The key is the attribute's name, while the value is the attribute's value. They are both instances of String.
Since:
5.0.3


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