Column

Column
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A single column in a Columns element. Each child of the Column element is placed in each successive cell of the grid . The column with the most child elements determines the number of rows in each column . The use of column is mainly to define attributes for each cell in the grid .

    <window title="Grid Demo" border="normal" width="360px">
    <zscript>    
    class Comp implements Comparator {    
        private boolean _asc;        
        public Comp(boolean asc) {        
            _asc = asc;            
        }        
        public int compare(Object o1, Object o2) {        
            String s1 = o1.getChildren().get(0).getValue(),            
                s2 = o2.getChildren().get(0).getValue();                
            int v = s1.compareTo(s2);            
            return _asc ? v: -v;            
        }        
    }    
    Comp asc = new Comp(true), dsc = new Comp(false);    
    </zscript>    
    <grid>    
        <columns sizable="true">        
            <column label="Type" sortAscending="&#36;{asc}" sortDescending="&#36;{dsc}"/>            
            <column label="Content"/>            
        </columns>        
        <rows>        
            <row>            
                <label value="File:"/>                
                <textbox width="99%"/>                
            </row>            
            <row>            
                <label value="Type:"/>                
                <hbox>                
                    <listbox rows="1" mold="select">                    
                        <listitem label="Java Files,(*.java)"/>                        
                        <listitem label="All Files,(*.*)"/>                        
                    </listbox>                    
                    <button label="Browse..."/>                    
                </hbox>                
            </row>            
            <row>            
                <label value="Options:"/>                
                <textbox rows="3" width="99%"/>                
            </row>            
        </rows>        
    </grid>    
</window>

Class Name

org.zkoss.zul.Column

Supported Child Components

*ALL

Supported Events

Name	Event Type
`onClick`	`org.zkoss.zk.ui.event.MouseEvent` `Description:` `Denotes user has clicked the component.`
`onRightClick`	`org.zkoss.zk.ui.event.MouseEvent` `Description:` `Denotes user has right-clicked the component.`
`onDoubleClick`	`org.zkoss.zk.ui.event.MouseEvent` `Description:` `Denotes user has double-clicked the component.`

Name

Event Type

onClick

org.zkoss.zk.ui.event.MouseEvent

Description: Denotes user has clicked the component.

onRightClick

org.zkoss.zk.ui.event.MouseEvent

Description: Denotes user has right-clicked the component.

onDoubleClick

org.zkoss.zk.ui.event.MouseEvent

Description: Denotes user has double-clicked the component.

Properties

Property	Description	Data Type	Default Value
`sortAscending`	`Sets the ascending sorter, or null for no sorter for the ascending order.`	`java.util.Comparator`	`<null>`
`sortDescending`	`Sets the descending sorter, or null for no sorter for the descending order.`	`java.util.Comparator`	`<null>`
`sortDirection`	Sets the sort direction. Value: ascending\|descending\|natural	`java.lang.String`	`natural`

Property

Description

Data Type

Default Value

sortAscending

Sets the ascending sorter, or null for no sorter for the ascending order.

java.util.Comparator

<null>

sortDescending

Sets the descending sorter, or null for no sorter for the descending order.

java.util.Comparator

<null>

sortDirection

Sets the sort direction.

Value: ascending|descending|natural

java.lang.String

natural

Methods

Name	Description	Return Data Type
`getGrid()`	Returns the `grid` that contains this column.	`org.zkoss.zul.Grid`
`getOuterAttrs()`		`java.lang.String`
`getSclass()`	Returns the style class.	`java.lang.String`
`onSort()`	It invokes `sort(boolean)` to sort list items and maintain `getSortDirection()` .	`void`
`setParent(org.zkoss.zk.ui.Component parent)`		`void`
`setSortAscending(java.lang.String)`	Sets the ascending sorter with the class name, or null for no sorter for the ascending order.	`void`
`setSortDescending(java.lang.String)`	Sets the descending sorter with the class name, or null for no sorter for the descending order.	`void`
`sort(boolean)`	Sorts the rows ( `Row` ) based on `getSortAscending()` and `getSortDescending()` , if `getSortDirection()` doesn't matches the ascending argument.	`boo` `lean`
`sort(boolean, boolean)`	Sorts the rows ( `Row` ) based on `getSortAscending()` and `getSortDescending()` .	`boo` `lean`

Inherited From

Inherited From
org.zkoss.zul.impl.HeaderElement
org.zkoss.zul.impl.XulElement
org.zkoss.zk.ui.HtmlBasedComponent
org.zkoss.zk.ui.AbstractComponent

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