父頁面的文本字段選擇彈出子頁面業務單據列表界面，點擊返回子頁面選中數據的某字段值

package kd.bos.zqform.plugin;

import java.util.ArrayList;
import java.util.EventObject;

import kd.bos.bill.AbstractBillPlugIn;
import kd.bos.dataentity.entity.DynamicObject;
import kd.bos.dataentity.utils.StringUtils;
import kd.bos.form.CloseCallBack;
import kd.bos.form.ShowFormHelper;
import kd.bos.form.control.Control;
import kd.bos.form.events.ClosedCallBackEvent;
import kd.bos.form.field.events.BeforeF7SelectEvent;
import kd.bos.form.field.events.BeforeF7SelectListener;
import kd.bos.list.ListShowParameter;
import kd.bos.servicehelper.BusinessDataServiceHelper;


/**
 * 養殖合同單據
 * @author mz
 *
 */
public class ContractBillPlugin extends   AbstractBillPlugIn  implements BeforeF7SelectListener  {
 
	//父頁面養殖合同--彈出列表控件標識
    private static final String KEY_POP_LEAVE_TYPE = "farmedqualification";
    //子頁面(養殖資質單)標識
    private static final String KEY_POP_LEAVE_TYPE_PAGE = "mz_farmedqualification";
    //子頁面養殖資質單單據號標識
    private static final String KEY_TYPE_NAME = "billno";

	
	
    @Override
    public void registerListener(EventObject e) {
        super.registerListener(e);
        this.addClickListeners(KEY_POP_LEAVE_TYPE);
    }
	
    
    
    @Override
    public void click(EventObject evt) {
        super.click(evt);
        //獲取被點擊控件
        Control source = (Control) evt.getSource();
        if (null != source) {
            if (StringUtils.equals(KEY_POP_LEAVE_TYPE, source.getKey())) {
                //第一個參數爲列表的單據標識，第二個參數爲是否支持多選
                ListShowParameter showParameter = ShowFormHelper.createShowListForm(KEY_POP_LEAVE_TYPE_PAGE, false);
                //設置彈出頁面的樣式
                showParameter.setCloseCallBack(new CloseCallBack(this, KEY_POP_LEAVE_TYPE));
                this.getView().showForm(showParameter);
            }
        }
    }
    
    @Override
    public void closedCallBack(ClosedCallBackEvent e) {
        super.closedCallBack(e);
        if (e.getReturnData() != null && StringUtils.equals(KEY_POP_LEAVE_TYPE, e.getActionId())) {
            //如果返回值不爲空且標識一致，則獲取返回值，此處返回值爲所選數據的主鍵id
//          String returnData = e.getReturnData().toString().replace("[", "").replace("]", "");//這種方法也可以
            String returnData = ((ArrayList) (e.getReturnData())).get(0).toString();
            
            if (StringUtils.isNotBlank(returnData)) {
                //根據主鍵id去請假類型單據中獲取單條數據
                DynamicObject leaveType = BusinessDataServiceHelper.loadSingle(returnData, KEY_POP_LEAVE_TYPE_PAGE, KEY_TYPE_NAME);
                //獲取到養殖資質單單編碼的屬性值
                String typename = leaveType.get(KEY_TYPE_NAME).toString();
                //給頁面“養殖資質單--彈出列表”賦值類型名稱的值
                this.getModel().setValue(KEY_POP_LEAVE_TYPE, typename);
            }
        }
    }
    
	
	@Override
	public void beforeF7Select(BeforeF7SelectEvent arg0) {
		// TODO Auto-generated method stub
		
	}

}

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