gwt 前端报表打印组件
package com.appdev.bsf.common.client.report;
import com.appdev.bsf.common.client.resources.CommonResourcesGenerator;
import com.smartgwt.client.widgets.form.DynamicForm;
import com.smartgwt.client.widgets.form.fields.FormItemIcon;
import com.smartgwt.client.widgets.form.fields.SelectItem;
import com.smartgwt.client.widgets.form.fields.events.FormItemClickHandler;
import com.smartgwt.client.widgets.layout.HLayout;
/**
?*
?*??
?* @category 例子(事件里面相应代码)<br>
?*?????????? DynamicForm form = event.getForm(); <br>
?*?????????? String type = form.getValue("type").toString();//获取要导出报表的类型<br>
?*?????????? OperatorDataSource dataSource
?*?????????? =operatorListGrid.getOperatorDataSource();
?*?????????? //获取当前对应显示ListGrid的DataSource<br>
?*?????????? String criterias = dataSource.getCriterias().toString()
?*?????????? .replace("{", "").replace("}", ""); //获取选择数据的条件<br>
?*?????????? map,type,clsUrl这三个参数必须传 <br>
?*?????????? Window.open(GWT.getModuleBaseURL() + "ReportServlet?map=" +
?*?????????? criterias + "&type=" + type + "&clsUrl=" +
?*?????????? Operator.class.getName(), "report", "sdfs");<br>
?*?????????? //传参数的名字,Operator.class.getName()表示类路径
?*/
public class GwtJasperReport extends HLayout {
??? public GwtJasperReport(FormItemClickHandler formItemClickHandler) {
??? ??? setHeight(22);
??? ??? setWidth(180);
??? ??? ItemButton itemBtn = new ItemButton(formItemClickHandler);
??? ??? final DynamicForm df = new DynamicForm();
??? ??? df.setHeight(22);
??? ??? df.setWidth100();
??? ??? SelectItem item = new SelectItem("type", "报表类型");
??? ??? item.setWidth(125);
??? ??? item.setValueMap("PDF", "HTML", "Excel", "RTF");
??? ??? item.setDefaultValue("Excel");
??? ??? item.setIcons(itemBtn);
??? ??? df.setItems(item);
??? ??? addMember(df);
??? }
??? private class ItemButton extends FormItemIcon {
??? ??? public ItemButton(FormItemClickHandler clickHandler) {
??? ??? ??? setSrc(CommonResourcesGenerator.generatorReportResource().export().getSafeUri().asString());
??? ??? ??? setWidth(40);
??? ??? ??? setHeight(22);
??? ??? ??? setAttribute("hspace", 0);
??? ??? ??? addFormItemClickHandler(clickHandler);
??? ??? }
??? }
}
?
?
前端应用：
??? ??? GwtJasperReport report = new GwtJasperReport(new FormItemClickHandler() {
??? ??? ??? @Override
??? ??? ??? public void onFormItemClick(FormItemIconClickEvent event) {
??? ??? ??? ??? DynamicForm form = event.getForm();
??? ??? ??? ??? String type = form.getValue("type").toString();
??? ??? ??? ??? OperatorDataSource dataSource = operatorListGrid.getOperatorDataSource();
??? ??? ??? ??? String criterias = dataSource.getCriterias().toString().replace("{", "").replace("}", "");
??? ??? ??? ??? Window.open(GWT.getModuleBaseURL() + "ReportServlet?map=" + criterias + "&type=" + type
??? ??? ??? ??? ??? ??? + "&clsUrl=" + Operator.class.getName(), "report", "sdfs");
??? ??? ??? }
??? ??? });
