package com.nfwork.dbfound.web.ui;
import java.io.StringWriter;
import java.io.Writer;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspTagException;
import javax.servlet.jsp.JspWriter;
import javax.servlet.jsp.tagext.Tag;
import javax.servlet.jsp.tagext.TagSupport;
import com.nfwork.dbfound.util.LogUtil;
import com.nfwork.dbfound.util.UUIDUtil;
import com.nfwork.dbfound.web.i18n.MultiLangUtil;
import freemarker.template.Configuration;
import freemarker.template.Template;
public class Form extends TagSupport {
private static final long serialVersionUID = 1L;
private String width;
private String labelWidth;
private String height;
private String id;
private String title;
private String bindTarget;
private String templateName = "form.ftl";
private List<Line> lines;
private ToolBar toolBar;
private boolean fileUpload;
private boolean collapsible;
private boolean collapsed;
private String style = "";
public int doStartTag() throws JspTagException {
toolBar = null;
lines = new ArrayList<Line>();
return EVAL_BODY_INCLUDE;
}
public int doEndTag() throws JspException {
JspWriter out = pageContext.getOut();
executeFreemarker(out);
reset();
return EVAL_PAGE;
}
public void executeFreemarker(Writer out) {
try {
Configuration cfg = FreemarkFactory.getConfig(pageContext
.getServletContext());
Template template = cfg.getTemplate(templateName);
// 定义数据
Map<String, Object> root = new HashMap<String, Object>();
if (id == null || "".equals(id)) {
id = "FORM" + UUIDUtil.getRandomString(5);
}
if (toolBar != null) {
List<GridButton> buttons = toolBar.getButtons();
if (buttons != null && buttons.size() > 0) {
root.put("buttons", buttons);
}
}
root.put("form", this);
root.put("lines", lines);
// 判断是不是在第一个tab页
Object first = pageContext.getAttribute("isFirstTab");
if (first != null && (Boolean) first == false) {
root.put("delayRender", true);
} else {
root.put("delayRender", false);
}
String div = "<div style='margin-left:5px;margin-right:5px;margin-top:5px;margin-bottom:5px;"
+ style + "' id='" + id + "_div'></div>";
Tag t = findAncestorWithClass(this, Panel.class);
if (t != null && findAncestorWithClass(this, Div.class) == null) {
Panel parent = (Panel) t;
if (parent.contentCmp == null) {
parent.contentCmp = "'" + id + "'";
} else {
parent.contentCmp += ",'" + id + "'";
}
try {
out = new StringWriter();
parent.html += div;
template.process(root, out);
parent.content.append(out);
} finally {
out.close();
}
} else {
root.put("div", div);
template.process(root, out);
}
} catch (Exception e) {
LogUtil.error(e.getMessage(), e);
}
}
private void reset() {
id = null;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public List<Line> getLines() {
return lines;
}
public void setLines(List<Line> lines) {
this.lines = lines;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = MultiLangUtil.getValue(title, pageContext);
}
public String getWidth() {
return width;
}
public void setWidth(String width) {
this.width = width;
}
public String getLabelWidth() {
return labelWidth;
}
public void setLabelWidth(String labelWidth) {
this.labelWidth = labelWidth;
}
public String getHeight() {
return height;
}
public void setHeight(String height) {
this.height = height;
}
public boolean isFileUpload() {
return fileUpload;
}
public void setFileUpload(boolean fileUpload) {
this.fileUpload = fileUpload;
}
public ToolBar getToolBar() {
return toolBar;
}
public void setToolBar(ToolBar toolBar) {
this.toolBar = toolBar;
}
public boolean isCollapsible() {
return collapsible;
}
public void setCollapsible(boolean collapsible) {
this.collapsible = collapsible;
}
public boolean isCollapsed() {
return collapsed;
}
public void setCollapsed(boolean collapsed) {
this.collapsed = collapsed;
}
public String getBindTarget() {
return bindTarget;
}
public void setBindTarget(String bindTarget) {
this.bindTarget = bindTarget;
}
public String getStyle() {
return style;
}
public void setStyle(String style) {
this.style = style;
}
}