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index.zulzul<?page title="Frozen Tree Columns" contentType="text/html;charset=UTF-8"?>
<zk>
<label multiline="true">
1. Scroll to the right bound, then scroll return to col_1.
2. Resize the browser width.
3. Scroll to the col_2.
4. Resize the browser width.
5. The column should not flickering on step 2,4.
</label>
<hlayout>
<vlayout hflex="1">
<div height="350px" width="100%"
apply="org.zkoss.bind.BindComposer"
viewModel="@id('vm') @init('pkg$.B70_ZK_2128VM')">
<vlayout>
<tree height="300px" model="@load(vm.treeModel)"
id="treeNativeScrollbar" hflex="1">
<custom-attributes org.zkoss.zul.frozen.smooth="false"/>
<custom-attributes
org.zkoss.zul.nativebar="true" />
<frozen columns="1" />
<treecols sizable="false"
children="@load(vm.cols) @template(vm.colTemplate(forEachStatus.index))">
<template name="col0" var="node">
<treecol label="Fixed Column"
width="160px" />
</template>
<template name="col" var="node">
<treecol width="60px"
visible="@load(vm.isVisible(node))">
<label value="@load(node)" />
<div>multi-line</div>
</treecol>
</template>
<template name="fill">
<treecol id="flex" hflex="1" />
</template>
</treecols>
<auxhead
children="@load(vm.cols) @template(vm.auxTemplate(forEachStatus.index))"
visible="@load(vm.showAux)">
<template name="aux0">
<auxheader>Fixed Aux</auxheader>
</template>
<template name="aux" var="node">
<auxheader>X</auxheader>
</template>
<template name="fill">
<auxheader />
</template>
</auxhead>
<template name="model" var="row">
<treeitem>
<treerow
children="@load(vm.items) @template(vm.cellTemplate(forEachStatus.index))">
<template name="cell0">
<treecell label="fixed cell" />
</template>
<template name="cell" var="node">
<treecell>
<label value="@load(node)" />
</treecell>
</template>
<template name="fill">
<treecell />
</template>
</treerow>
</treeitem>
</template>
</tree>
<hlayout>
<checkbox label="toggle aux header"
checked="@bind(vm.showAux)" />
<button label="do something"
onClick="@command('doSomething')" />
</hlayout>
</vlayout>
</div>
<div height="350px" width="100%"
apply="org.zkoss.bind.BindComposer"
viewModel="@id('vm') @init('pkg$.B70_ZK_2128VM')">
<vlayout>
<tree height="300px" model="@load(vm.treeModel)"
id="treeFakeScrollbar" hflex="1">
<custom-attributes org.zkoss.zul.frozen.smooth="false"/>
<frozen columns="1" />
<treecols sizable="false"
children="@load(vm.cols) @template(vm.colTemplate(forEachStatus.index))">
<template name="col0" var="node">
<treecol label="Fixed Column"
width="160px" />
</template>
<template name="col" var="node">
<treecol width="60px"
visible="@load(vm.isVisible(node))">
<label value="@load(node)" />
<div>multi-line</div>
</treecol>
</template>
<template name="fill">
<treecol hflex="1" />
</template>
</treecols>
<auxhead
children="@load(vm.cols) @template(vm.auxTemplate(forEachStatus.index))"
visible="@load(vm.showAux)">
<template name="aux0">
<auxheader>Fixed Aux</auxheader>
</template>
<template name="aux" var="node">
<auxheader>X</auxheader>
</template>
<template name="fill">
<auxheader />
</template>
</auxhead>
<template name="model" var="row">
<treeitem>
<treerow
children="@load(vm.items) @template(vm.cellTemplate(forEachStatus.index))">
<template name="cell0">
<treecell label="fixed cell" />
</template>
<template name="cell" var="node">
<treecell>
<label value="@load(node)" />
</treecell>
</template>
<template name="fill">
<treecell />
</template>
</treerow>
</treeitem>
</template>
</tree>
<hlayout>
<checkbox label="toggle aux header"
checked="@bind(vm.showAux)" />
<button label="do something"
onClick="@command('doSomething')" />
</hlayout>
</vlayout>
</div>
</vlayout>
<vlayout hflex="1">
<div height="350px" width="100%"
apply="org.zkoss.bind.BindComposer"
viewModel="@id('vm') @init('pkg$.B70_ZK_2128VM')">
<vlayout>
<tree model="@load(vm.treeModel)"
id="treeNativeScrollbar1" hflex="1" rows="4">
<custom-attributes org.zkoss.zul.frozen.smooth="false"/>
<custom-attributes
org.zkoss.zul.nativebar="true" />
<frozen columns="1" />
<treecols sizable="false"
children="@load(vm.cols) @template(vm.colTemplate(forEachStatus.index))">
<template name="col0" var="node">
<treecol label="Fixed Column"
width="160px" />
</template>
<template name="col" var="node">
<treecol width="60px"
visible="@load(vm.isVisible(node))">
<label value="@load(node)" />
<div>multi-line</div>
</treecol>
</template>
<template name="fill">
<treecol id="flex1" hflex="1" />
</template>
</treecols>
<auxhead
children="@load(vm.cols) @template(vm.auxTemplate(forEachStatus.index))"
visible="@load(vm.showAux)">
<template name="aux0">
<auxheader>Fixed Aux</auxheader>
</template>
<template name="aux" var="node">
<auxheader>X</auxheader>
</template>
<template name="fill">
<auxheader />
</template>
</auxhead>
<template name="model" var="row">
<treeitem>
<treerow
children="@load(vm.items) @template(vm.cellTemplate(forEachStatus.index))">
<template name="cell0">
<treecell label="fixed cell" />
</template>
<template name="cell" var="node">
<treecell>
<label value="@load(node)" />
</treecell>
</template>
<template name="fill">
<treecell />
</template>
</treerow>
</treeitem>
</template>
</tree>
<hlayout>
<checkbox label="toggle aux header"
checked="@bind(vm.showAux)" />
<button label="do something"
onClick="@command('doSomething')" />
</hlayout>
</vlayout>
</div>
<div height="350px" width="100%"
apply="org.zkoss.bind.BindComposer"
viewModel="@id('vm') @init('pkg$.B70_ZK_2128VM')">
<vlayout>
<tree model="@load(vm.treeModel)"
id="treeFakeScrollbar1" hflex="1" rows="4">
<custom-attributes org.zkoss.zul.frozen.smooth="false"/>
<frozen columns="1" />
<treecols sizable="false"
children="@load(vm.cols) @template(vm.colTemplate(forEachStatus.index))">
<template name="col0" var="node">
<treecol label="Fixed Column"
width="160px" />
</template>
<template name="col" var="node">
<treecol width="60px"
visible="@load(vm.isVisible(node))">
<label value="@load(node)" />
<div>multi-line</div>
</treecol>
</template>
<template name="fill">
<treecol hflex="1" />
</template>
</treecols>
<auxhead
children="@load(vm.cols) @template(vm.auxTemplate(forEachStatus.index))"
visible="@load(vm.showAux)">
<template name="aux0">
<auxheader>Fixed Aux</auxheader>
</template>
<template name="aux" var="node">
<auxheader>X</auxheader>
</template>
<template name="fill">
<auxheader />
</template>
</auxhead>
<template name="model" var="row">
<treeitem>
<treerow
children="@load(vm.items) @template(vm.cellTemplate(forEachStatus.index))">
<template name="cell0">
<treecell label="fixed cell" />
</template>
<template name="cell" var="node">
<treecell>
<label value="@load(node)" />
</treecell>
</template>
<template name="fill">
<treecell />
</template>
</treerow>
</treeitem>
</template>
</tree>
<hlayout>
<checkbox label="toggle aux header"
checked="@bind(vm.showAux)" />
<button label="do something"
onClick="@command('doSomething')" />
</hlayout>
</vlayout>
</div>
</vlayout>
</hlayout>
</zk>B70_ZK_2128VM.javajavaimport java.util.ArrayList;
import java.util.List;
import org.zkoss.bind.BindUtils;
import org.zkoss.bind.annotation.AfterCompose;
import org.zkoss.bind.annotation.BindingParam;
import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.ContextParam;
import org.zkoss.bind.annotation.ContextType;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.select.Selectors;
import org.zkoss.zul.DefaultTreeModel;
import org.zkoss.zul.DefaultTreeNode;
import org.zkoss.zul.TreeNode;
public class B70_ZK_2128VM {
private boolean showAux = true;
@AfterCompose
public void afterCompose(@ContextParam(ContextType.VIEW) Component view) {
Selectors.wireComponents(view, this, false);
}
public DefaultTreeModel<String> getTreeModel() {
List<DefaultTreeNode<String>> children = new ArrayList<DefaultTreeNode<String>>();
TreeNode<String> root = new DefaultTreeNode<String>("root", children);
for (int i = 0; i < 7; i++) {
root.getChildren().add(new DefaultTreeNode<String>("c" + i));
}
DefaultTreeModel<String> model = new DefaultTreeModel<String>(root);
return model;
}
public List<String> getCols() {
List<String> result = new ArrayList<String>();
result.add("Fixed column");
result.add("col_1 col_1 col_1");
result.add("col_2");
result.add("col_3");
result.add("");
return result;
}
public List<String> getItems() {
List<String> result = new ArrayList<String>();
result.add("fixed item");
result.add("1");
result.add("2");
result.add("3");
result.add("4");
return result;
}
@Command
public void doSomething() {
BindUtils.postNotifyChange(null, null, this, "cols");
}
public boolean isVisible(String name) {
return true;
// return name.indexOf("_2") == -1;
}
@Command
public void toggleAux(@BindingParam("state") Boolean state) {
this.showAux = state;
BindUtils.postNotifyChange(null, null, this, "cols");
BindUtils.postNotifyChange(null, null, this, "showAux");
}
public void setShowAux(boolean showAux) {
System.out.println("showAux " + this.showAux);
this.showAux = showAux;
}
public boolean isShowAux() {
System.out.println("showAux " + this.showAux);
return this.showAux;
}
public String colTemplate(int index) {
if (index == 0) {
return "col0";
} else if (index == getCols().size() - 1) {
return "fill";
} else {
return "col";
}
}
public String auxTemplate(int index) {
if (index == 0) {
return "aux0";
} else if (index == getCols().size() - 1) {
return "fill";
} else {
return "aux";
}
}
public String cellTemplate(int index) {
if (index == 0) {
return "cell0";
} else if (index == getCols().size() - 1) {
return "fill";
} else {
return "cell";
}
}
}