finekit/src/main/java/com/fanruan/api/report/form/category/ValueWidget.java

package com.fanruan.api.report.form.category;

import com.fanruan.api.report.form.BaseWidget;
import com.fr.form.ui.DataControl;
import com.fr.form.ui.WidgetValue;
import com.fr.form.ui.WidgetValueUtils;
import com.fr.form.ui.concept.data.ValueInitializer;
import com.fr.stable.ArrayUtils;
import com.fr.stable.StringUtils;
import com.fr.stable.script.CalculatorProvider;
import com.fr.stable.xml.XMLPrintWriter;
import com.fr.stable.xml.XMLableReader;

/**
 * @author richie
 * @version 10.0
 * Created by richie on 2019/10/8
 * 会作为参数控件或者决策报表控件并传递参数值的控件接口
 */
public abstract class ValueWidget extends BaseWidget implements DataControl {

    private ValueInitializer widgetValue;

    @Override
    public ValueInitializer getWidgetValue() {
        return widgetValue;
    }

    @Override
    public void setWidgetValue(ValueInitializer value) {
        this.widgetValue = value;
    }

    /**
     * 获取是否为Editor
     */
    @Override
    public boolean isEditor() {
        return false;
    }

    /**
     * 获取当前对象对参数的依赖关系
     *
     * @param ca 当前线程的算子
     * @return 字符串参数数组
     */
    public String[] dependence(CalculatorProvider ca) {
        ValueInitializer value = getWidgetValue();
        return value == null ? ArrayUtils.EMPTY_STRING_ARRAY : value.dependence(ca);
    }

    /**
     * 克隆
     */
    @Override
    public Object clone() throws CloneNotSupportedException {
        ValueWidget cloned = (ValueWidget) super.clone();
        if (this.widgetValue != null) {
            cloned.widgetValue = (WidgetValue) this.widgetValue.clone();
        }
        return cloned;
    }

    @Override
    public void readXML(XMLableReader reader) {
        super.readXML(reader);

        if (reader.isChildNode()) {
            if (WidgetValue.XML_TAG.equals(reader.getTagName())) {
                this.widgetValue = new WidgetValue();
                reader.readXMLObject(widgetValue);
            }
        }
    }

    @Override
    public void writeXML(XMLPrintWriter writer) {
        super.writeXML(writer);
        if (widgetValue != null) {
            widgetValue.writeXML(writer);
        }
    }

    @Override
    public String getFormatText() {
        return StringUtils.EMPTY;
    }

    @Override
    public String getDataBindDefaultValue(CalculatorProvider calculator) {
        return WidgetValueUtils.fillDefaultValue(this, calculator);
    }
}