Frozen"

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= Employment/Purpose =
 
= Employment/Purpose =
  
A frozen component to represent a frozen column or row in grid, like MS Excel.  
+
A frozen component to represent frozen "columns" in a Grid or a Listbox, like MS Excel. Specify the <code>start</code> attribute to define the horizontal scroll starting position.
  
 
= Example =
 
= Example =
 +
 +
[[Image: ZKComRef_Frozen_Example.png | center]]
 +
 
<source lang="xml">
 
<source lang="xml">
<grid>
+
<grid width="600px">
<frozen style="background: #dfded8" columns="3">
+
<frozen columns="2" start="1"/>
...
+
<columns>
</frozen>
+
<column width="50px">ID</column>
 +
<column width="50px">Priority</column>
 +
<column width="50px">Status</column>
 +
<column width="150px">Summary</column>
 +
<column width="250px">Detail</column>
 +
<column width="100px">Group</column>
 +
<column width="50px">Assign</column>
 +
</columns>
 +
<rows>
 +
<row>
 +
<cell>0001</cell>
 +
<cell>1</cell>
 +
<cell>closed</cell>
 +
<cell>Fix login issue</cell>
 +
<cell>Login does not work at all</cell>
 +
<cell>Account</cell>
 +
<cell>Bob</cell>
 +
</row>
 +
<row>
 +
<cell>0002</cell>
 +
<cell>3</cell>
 +
<cell>open</cell>
 +
<cell>Button style broken</cell>
 +
<cell>Check main.css</cell>
 +
<cell>Styling</cell>
 +
<cell>Alice</cell>
 +
</row>
 +
<row>
 +
<cell>0003</cell>
 +
<cell>2</cell>
 +
<cell>open</cell>
 +
<cell>Client search result</cell>
 +
<cell>Search service returns incomplete result</cell>
 +
<cell>Service</cell>
 +
<cell>Bob</cell>
 +
</row>
 +
</rows>
 
</grid>
 
</grid>
 
</source>
 
</source>
 +
 +
= Smooth scrolling =
 +
{{ZK EE}}{{versionSince|8.5.0}}
 +
The frozen columns position are maintained, and the other columns uses CSS scrolling to move smoothly while the scroll position is updated.
 +
 +
= Column scrolling =
 +
{{ZK All}}
 +
The frozen columns positions are maintained, and the other columns are replaced while the scroll position is updated.
 +
 +
 +
== Scroll to Hide Columns ==
 +
{{ZK EE}}{{versionSince|8.5.0}}
 +
With smooth scrolling, the Grid does not add white space to the last column by default.
 +
 +
{{ZK All}}
 +
With column scrolling, Grid will render extra space (larger width) after the last column. So that you can drag to hide all columns except the last one.
 +
[[File:hide-columns.png | center]]
 +
 +
= Frozen on the Right=
 +
{{ZK EE}} {{versionSince|8.6.2}}
 +
 +
<!-- https://tracker.zkoss.org/browse/ZK-4212 -->
 +
Make columns frozen at the right-hand side.
 +
<syntaxhighlight lang='xml' highlight='2'>
 +
<listbox>
 +
<frozen rightColumns="1"/>
 +
...
 +
</listbox>
 +
</syntaxhighlight>
  
 
=Supported Events=
 
=Supported Events=
  
{| border="1" | width="100%"
+
{| class='wikitable' | width="100%"
 
! <center>Name</center>
 
! <center>Name</center>
 
! <center>Event Type</center>
 
! <center>Event Type</center>
Line 38: Line 106:
 
=Use Cases=
 
=Use Cases=
  
{| border='1px' | width="100%"
+
{| class='wikitable' | width="100%"
 
! Version !! Description !! Example Location
 
! Version !! Description !! Example Location
 
|-
 
|-
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{{LastUpdated}}
 
{{LastUpdated}}
  
{| border='1px' | width="100%"
+
{| class='wikitable' | width="100%"
 
! Version !! Date !! Content
 
! Version !! Date !! Content
 
|-
 
|-

Latest revision as of 13:05, 27 March 2024

Frozen

Employment/Purpose

A frozen component to represent frozen "columns" in a Grid or a Listbox, like MS Excel. Specify the start attribute to define the horizontal scroll starting position.

Example

ZKComRef Frozen Example.png
<grid width="600px">
	<frozen columns="2" start="1"/>
	<columns>
		<column width="50px">ID</column>
		<column width="50px">Priority</column>
		<column width="50px">Status</column>
		<column width="150px">Summary</column>
		<column width="250px">Detail</column>
		<column width="100px">Group</column>
		<column width="50px">Assign</column>
	</columns>
	<rows>
		<row>
			<cell>0001</cell>
			<cell>1</cell>
			<cell>closed</cell>
			<cell>Fix login issue</cell>
			<cell>Login does not work at all</cell>
			<cell>Account</cell>
			<cell>Bob</cell>
		</row>
		<row>
			<cell>0002</cell>
			<cell>3</cell>
			<cell>open</cell>
			<cell>Button style broken</cell>
			<cell>Check main.css</cell>
			<cell>Styling</cell>
			<cell>Alice</cell>
		</row>
		<row>
			<cell>0003</cell>
			<cell>2</cell>
			<cell>open</cell>
			<cell>Client search result</cell>
			<cell>Search service returns incomplete result</cell>
			<cell>Service</cell>
			<cell>Bob</cell>
		</row>
	</rows>
</grid>

Smooth scrolling

  • Available for ZK:
  • http://www.zkoss.org/product/zkhttp://www.zkoss.org/whyzk/zkeeVersion ee.png

Since 8.5.0

The frozen columns position are maintained, and the other columns uses CSS scrolling to move smoothly while the scroll position is updated.

Column scrolling

  • Available for ZK:
  • http://www.zkoss.org/product/zkhttp://www.zkoss.org/whyzk/zkeeVersion ce-pe-ee.png

The frozen columns positions are maintained, and the other columns are replaced while the scroll position is updated.


Scroll to Hide Columns

  • Available for ZK:
  • http://www.zkoss.org/product/zkhttp://www.zkoss.org/whyzk/zkeeVersion ee.png

Since 8.5.0

With smooth scrolling, the Grid does not add white space to the last column by default.

  • Available for ZK:
  • http://www.zkoss.org/product/zkhttp://www.zkoss.org/whyzk/zkeeVersion ce-pe-ee.png

With column scrolling, Grid will render extra space (larger width) after the last column. So that you can drag to hide all columns except the last one.

Hide-columns.png

Frozen on the Right

  • Available for ZK:
  • http://www.zkoss.org/product/zkhttp://www.zkoss.org/whyzk/zkeeVersion ee.png

Since 8.6.2

Make columns frozen at the right-hand side.

<listbox>
	<frozen rightColumns="1"/>
...
</listbox>

Supported Events

Name
Event Type
None None

Supported Children

*ALL

Use Cases

Version Description Example Location
     

Version History

Last Update : 2024/03/27


Version Date Content
     



Last Update : 2024/03/27

Copyright © Potix Corporation. This article is licensed under GNU Free Documentation License.