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任何人都知道如何更改ZK网格中的单元格的背景颜色？在网上搜索了几个小时，找不到多少。静态单元格不会成为问题，但这是一个动态呈现的网格。如何更改单个ZK网格单元格中的背景颜色？
由于我想突出显示特定的值，因此计划是将某些单元格颜色设为红色或黄色。
我祖尔：
<?page title="Ergebnis des Clusterings" contentType="text/html;charset=UTF-8"?>
<zk xmlns:n="native" xmlns:c="client">
<style>body { background-color: #fcfcfc; }</style>
<image id="image" src="http://i.imgur.com/dL3ahNV.gif"
style="display: block; width: 300px; margin: 1% auto 0 auto;">
</image>
<window id="win" apply="org.zkoss.bind.BindComposer"
style="margin: 0 auto; background: #ddf4ea; position: relative;"
viewModel="@id('vm') @init('frontend.ClusteringOutputVM')"
border="normal" width="1000px" position="center,top"
mode="embedded">
<caption label="KaufDort Cluster - Clustering Output"
style="font-family: Segoe UI; font-style: normal; font-size: 18px; color: #000000; padding: 5px;" />
<include style="margin-top: 20px; margin-bottom: 20px;"
src="marketing.zul" />
<hbox>
<grid id="grid" model="@load(vm.mapModel)" hflex="max">
<columns children="@load(vm.columnsModel)">
<template name="children">
<column hflex="min" label="@load(each)"
sort="none"
style="background: #ddf4ea; font-family: Segoe UI; font-style: normal; font-size: 18px; color: #000000; font-weight: normal;" />
</template>
</columns>
<template name="model" var="cur_row">
<row
children="@load(vm.columnsModel) @template(forEachStatus.index lt (vm.columnsModel.size()- cur_row.value.size()) ? 'fixed' : 'variable')">
<template name="fixed">
<cell>
<button label="@load(cur_row.key)"
style="border: none; border-radius: 0px; background: #7f8c8d; color: white; text-shadow: none; font-size: 18px;"
onClick="@command('showDiagram')" width="100%" />
</cell>
</template>
<template name="variable">
<cell>
<label
style="text-align: left; font-family: Segoe UI; font-style: normal; font-size: 14px; color: #000000;"
value="@load(cur_row.value[forEachStatus.index- vm.columnsModel.size()+ cur_row.value.size()])" />
</cell>
</template>
</row>
</template>
</grid>
<image id="questionmark" src="Files/QuestionmarkButton.png"
tooltip="centroid" style="cursor: help" />
</hbox>
</window>
<popup id="centroid" width="300px">
<html>
<![CDATA[ Text]]>
</html>
</popup>
</zk>
我的VM：
public class ClusteringOutputVM {
private ArrayList<KMeansCluster> clusterList;
private ArrayList<Feature> featureList;
private int numOfClusters;
private ListModelMap data;
private ListModel columns_model;
private boolean[][] paintMe;
@Wire
private Grid grid;
public ClusteringOutputVM() {
data = new ListModelMap();
columns_model = new ListModelList();
getSessionGlobalVariables();
transferDataToListModelMap();
fillColumnsModel(numOfClusters);
}
@AfterCompose
public void paintCells() {
for (int i = 0; i < paintMe.length; i++) {
for (int j = 0; j < paintMe[i].length; j++) {
if(paintMe[i][j]){
grid.getCell(i, j); ?????
}
}
}
}
private void transferDataToListModelMap() {
List<String> valueList = new java.util.ArrayList<String>();
int featureType = 0;
for (int i = 0; i < featureList.size(); i++) {
featureType = featureList.get(i).getFeatureType();
if (featureType == 0) {
NumericFeature nf = (NumericFeature) featureList.get(i);
double mean = nf.getMean();
double stDev = nf.getStdDev();
for (int j = 0; j < clusterList.size(); j++) {
Instance in = clusterList.get(j).getCentroid();
String centroidVal = in.toString(i);
double value = Double.valueOf(centroidVal);
if (value > (mean + stDev) || value < (mean - stDev)) {
paintMe[i+1][j+1] = true;
}
valueList.add(centroidVal);
}
} else {
for (int j = 0; j < clusterList.size(); j++) {
Instance in = clusterList.get(j).getCentroid();
paintMe[i+1][j+1] = false;
valueList.add(in.toString(i));
}
data.put((featureList.get(i).getFeatureName()), valueList);
valueList = new ArrayList<String>();
}
}
}
private void getSessionGlobalVariables() {
clusterList = (ArrayList<KMeansCluster>) Sessions.getCurrent()
.getAttribute("finalClusterList");
featureList = (ArrayList<Feature>) Sessions.getCurrent().getAttribute(
"finalFeatureList");
numOfClusters = (int) Sessions.getCurrent().getAttribute(
"chosenNumOfClusters");
paintMe = new boolean[featureList.size() + 1][clusterList.size() + 1];
}
private void fillColumnsModel(int endValue) {
((List) columns_model).add(new String("Feature"));
for (int i = 1; i <= endValue; ++i)
((List) columns_model).add(new String("Cluster " + i));
}
public ListModel getColumnsModel() {
return columns_model;
}
public ListModel getMapModel() {
return data;
}
@Command
public void showDiagram(
@ContextParam(ContextType.COMPONENT) Component component) {
Button b = (Button) component;
String featureChosen = b.getLabel();
Feature feat = null;
for (int i = 0; i < featureList.size(); i++) {
if (featureList.get(i).getFeatureName().equals(featureChosen)) {
feat = featureList.get(i);
}
}
Sessions.getCurrent().setAttribute("chosenFeature", feat);
if (feat.getFeatureType() != 0)
// koennte problematisch werden bei anderen Browsern
Executions.getCurrent().sendRedirect("stackedColumns.zul");
else
Executions.getCurrent().sendRedirect("boxplot.zul");
}
}
什么条件需要你的细胞上色？ – chillworld