import java.text.DecimalFormat;
import java.text.ParseException;
import java.util.List;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.util.GenericAutowireComposer;
import org.zkoss.zkplus.databind.AnnotateDataBinder;
import org.zkoss.zkplus.databind.DataBinder;
import com.sun4love.common.web.zk.converter.SexRadiogroupConverter;
/**
* 注解绑定类
* <p>
* 在GenericAutowireComposer基础上对注解进行增强， 因此你无需再页面上显式添加注解支持指令
*
* <pre>
* <?init class="org.zkoss.zkplus.databind.AnnotateDataBinderInit"?>
* </pre>
* <p>
*
* @author sun4love
*
*/
abstract public class GenericDataBinderComposer extends GenericAutowireComposer {
private static final long serialVersionUID = -8962566563467903754L;
protected DataBinder binder;
@Override
public void doAfterCompose(Component comp) throws Exception {
super.doAfterCompose(comp);
binder = new AnnotateDataBinder(comp);
comp.setAttribute("binder", binder);
}
protected void loadAll() {
binder.loadAll();
}
protected void loadAttribute(Component comp, String attr) {
binder.loadAttribute(comp, attr);
}
protected void loadComponent(Component comp) {
binder.loadComponent(comp);
}
/**
* 绑定bean到ui组件上
* <p>
* 范例
* <hr />
*
* <pre>
* <code>
* <window id="userWin" apply="GenericDataBinderComposerChild">
* <textbox id="txtFirstName" />
* <textbox id="txtlastName" />
* <label id="lblFullName" />
* </window>
* GenericDataBinderComposerChild类
*
* public GenericDataBinderComposerChild extends GenericDataBinderComposer{
* private Textbox txtFirstName;
* private Textbox txtLastName;
* private Label lblFullName;
*
* public void doAfterCompose(Component comp) throws Exception {
* super.doAfterCompose(comp);
* binder.addBinding(txtFirstName, "value", "userWin$composer.user.firstName");
* binder.addBinding(txtLastName, "value", "userWin$composer.user.lastName");
*
* //"txtLastName.onBlur"中的txtLastName是页面上<textbox id="txtlastName" />
* //userWin$composer中的userWin是页面上window的id，$.composer是固定格式
* addBinding(lblFullName, "value", "userWin$composer.user.fullName","txtLastName.onBlur" , null,null,null);
* }
* }
* </pre>
*
* @param comp
* ui组件
* @param attr
* ui组件的属性，例如<textbox value="@{user.name}"/>中的value
* @param expr
* 表达式，例如，例如<textbox value="@{user.name}"/>中的user.name
* @param loadWhenEvents
* 加载bean到ui的时机，例如comp1.onClck、comp2、onBlur、comp3.onSelect,
* 等同于<textbox id="txtFullName"
* value="@{user.fullName, load-when=
* 'txtLastName.onBlur'}"/>中的txtLastName.onBlur
* @param saveWhenEvent
* 保存ui value到bean的时机，例如comp3.onBlur, 等同于<textbox
* id="txtFullName" value="@{user.fullName,
* save-when=
* 'txtFullName.onBlur',}"/>中的txtFullName.onBlur
* @param access
* 访问安全性，允许保存ui value 到bean，还是是load bean到ui,还是两者都是，或者什么都不做，
* 可选值为none,save,load,both(save/load),
* @param converter
* 转换器，ui到bean之间的互相转换，类似hibernate jdbc type到db type或者struts中的转换器
* ，样例见{@link SexRadiogroupConverter}
*/
protected void addBinding(Component comp, String attr, String expr,
String loadWhenEvent, String saveWhenEvent, String access,
String converter) {
if (loadWhenEvent != null && "".equals(loadWhenEvent.trim())) {
binder.addBinding(comp, attr, expr, (List) null, saveWhenEvent,
access, converter);
} else {
binder.addBinding(comp, attr, expr, new String[] { loadWhenEvent },
saveWhenEvent, access, converter);
}
}
/**
* 绑定bean到ui组件上
* <p>
* 范例
* <hr />
*
* <pre>
* 页面
* <window id="userWin" apply="GenericDataBinderComposerChild">
* <textbox id="txtFirstName" />
* <textbox id="txtlastName" />
* <label id="lblFullName" />
* </window>
* GenericDataBinderComposerChild类
*
* public GenericDataBinderComposerChild extends GenericDataBinderComposer{
* private Textbox txtFirstName;
* private Textbox txtLastName;
* private Label lblFullName;
*
* public void doAfterCompose(Component comp) throws Exception {
* super.doAfterCompose(comp);
* binder.addBinding(txtFirstName, "value", "userWin$composer.user.firstName");
* binder.addBinding(txtLastName, "value", "userWin$composer.user.lastName");
*
* //"txtLastName.onBlur"中的txtLastName是页面上<textbox id="txtlastName" />
* //userWin$composer中的userWin是页面上window的id，$.composer是固定格式
* addBinding(lblFullName, "value", "userWin$composer.user.fullName","txtLastName.onBlur" , null,null,null);
* }
* }
* </pre>
*
* @param comp
* ui组件
* @param attr
* ui组件的属性，例如<textbox value="@{user.name}"/>中的value
* @param expr
* 表达式，例如，例如<textbox value="@{user.name}"/>中的user.name
* @param access
* 访问安全性，允许保存ui value 到bean，还是是load bean到ui,还是两者都是，或者什么都不做，
* 可选值为none,save,load,both(save/load),
*/
protected void addBinding(Component comp, String attr, String expr,
String access) {
binder.addBinding(comp, attr, expr, (List) null, (List) null, access,
null);
}
/**
* 绑定bean到ui组件上
* <p>
* 范例
* <hr />
*
* <pre>
* <window id="userWin" apply="GenericDataBinderComposerChild">
* <textbox id="txtFirstName" />
* <textbox id="txtlastName" />
* <label id="lblFullName" />
* </window>
* GenericDataBinderComposerChild类
*
* public GenericDataBinderComposerChild extends GenericDataBinderComposer{
* private Textbox txtFirstName;
* private Textbox txtLastName;
* private Label lblFullName;
*
* public void doAfterCompose(Component comp) throws Exception {
* super.doAfterCompose(comp);
* binder.addBinding(txtFirstName, "value", "userWin$composer.user.firstName");
* binder.addBinding(txtLastName, "value", "userWin$composer.user.lastName");
*
* //"txtLastName.onBlur"中的txtLastName是页面上<textbox id="txtlastName" />
* //userWin$composer中的userWin是页面上window的id，$.composer是固定格式
* addBinding(lblFullName, "value", "userWin$composer.user.fullName","txtLastName.onBlur" , null,null,null);
* }
* }
*
* </pre>
*
* @param comp
* ui组件
* @param attr
* ui组件的属性，例如<textbox value="@{user.name}"/>中的value
* @param expr
* 表达式，例如，例如<textbox value="@{user.name}"/>中的user.name
* @param loadWhenEvents
* 加载bean到ui的时机，例如comp1.onClck、comp2、onBlur、comp3.onSelect,
* 等同于<textbox id="txtFullName"
* value="@{user.fullName, load-when=
* 'txtLastName.onBlur'}"/>中的txtLastName.onBlur
* @param access
* 访问安全性，允许保存ui value 到bean，还是是load bean到ui,还是两者都是，或者什么都不做，
* 可选值为none,save,load,both(save/load),
* @param converter
* 转换器，ui到bean之间的互相转换，类似hibernate jdbc type到db type或者struts中的转换器
* ，样例见{@link SexRadiogroupConverter}
*/
protected void addBinding(Component comp, String attr, String expr,
String access, String converter) {
binder.addBinding(comp, attr, expr, (List) null, (List) null, access,
converter);
}
}
