directoryview.java

源码/软件简介: 云网论坛1.1RC国际版是采用JSP开发的集论坛、CMS（网站内容管理系统）、博客、聊天室、商城、交友、语音灌水等于一体的门户式社区。拥有CWBBS ( Cloud Web BBS

        for (int k = rootLeaf.getLayer(); k <= layer - 1; k++) { // 不用上一行，是因为上一行会产生多余的空格
            boolean isShowed = false;
            Iterator ir = UprightLineNodes.iterator();
            while (ir.hasNext()) {
                UprightLineNode node = (UprightLineNode) ir.next();
                //如果在K层上存在一个竖线结点则画出
                if (node.getLayer() == k) {
                    node.show(out, "images/i_plus-2.gif");
                    if (node.getCount() == 0) {
                        UprightLineNodes.remove(node);
                        //System.out.println("Remove " + node);
                    }
                    isShowed = true;
                    break;
                }
            }
            if (!isShowed)
                out.println("<img src='' width=20 height=1>");
        }

        if (leaf.getCode().equals(rootLeaf.getCode())) { // 如果是根结点
            out.println("<img onClick=\"ShowChild(this, '" + tableid + "')\" src='images/i_puls-root.gif' align='absmiddle'><img src='images/folder_01.gif' align='absmiddle'>");
        } else {
            if (isLastChild) { // 是最后一个孩子结点
                if (childcount > 0)
                    out.println("<img onClick=\"ShowChild(this, '" + tableid + "')\" src='images/i_plus2-2.gif' align='absmiddle'><img src='images/folder_01.gif' align='absmiddle'>");
                else
                    out.println("<img src='images/i_plus-2-3.gif' align='absmiddle'><img src='images/folder_01.gif' align='absmiddle'>");
            } else { // 不是最后一个孩子结点
                if (childcount > 0)
                    out.println("<img onClick=\"ShowChild(this, '" + tableid + "')\" src='images/i_plus2-1.gif' align='absmiddle'><img src='images/folder_01.gif' align='absmiddle'>");
                else
                    out.println("<img src='images/i_plus-2-2.gif' align='absmiddle'><img src='images/folder_01.gif' align='absmiddle'>");
            }
        }

        if (leaf.getType() == leaf.TYPE_LIST) {
            out.print("<a target=_parent href='plugin_auction_commodity_list_m.jsp?dir_code=" +
                      StrUtil.UrlEncode(code) + "&dir_name=" +
                      StrUtil.UrlEncode(name) + "'>" + name +
                      "</a>");
        }
        else if (leaf.getType() == leaf.TYPE_NONE) {
            out.print(name);
        }

        out.print("     </td><td width='15%' align=right nowrap>");
        if (!leaf.getCode().equals("root")) {
            if (leaf.getIsHome())
                out.print("首页&nbsp;");
            // out.print("<a href='catalog_top.jsp?op=removecache&code=" + code +
            //          "'>清缓存</a>&nbsp;");
            if (leaf.getType() == leaf.TYPE_LIST)
                out.print("商品列表&nbsp;");
            else
                out.print("分类&nbsp;");

            out.print(
                    "<a target=_parent href='catalog_priv_m.jsp?dirCode=" +
                    StrUtil.UrlEncode(code, "utf-8") + "'>权限</a>&nbsp;");
            out.print(
                    "<a target=dirbottomFrame href='catalog_bottom.jsp?parent_code=" +
                    StrUtil.UrlEncode(code, "utf-8") + "&parent_name=" +
                    StrUtil.UrlEncode(name, "utf-8") +
                    "&op=AddChild'>添子目录</a>&nbsp;");
            out.print(
                    "<a target='dirbottomFrame' href='catalog_bottom.jsp?op=modify&code=" +
                    StrUtil.UrlEncode(code, "utf-8") + "&name=" +
                    StrUtil.UrlEncode(name, "utf-8") + "&description=" +
                    StrUtil.UrlEncode(description, "utf-8") + "'>修改</a>&nbsp;");
            out.print(
                    "<a target=_self href=# onClick=\"if (window.confirm('您确定要删除" +
                    name +
                    "吗?')) window.location.href='catalog_top.jsp?op=del&root_code=" + StrUtil.UrlEncode(rootLeaf.getCode()) + "&delcode=" +
                    StrUtil.UrlEncode(code, "utf-8") + "'\">删除</a>&nbsp;");
            out.print("<a href='catalog_top.jsp?op=move&direction=up&root_code=" + StrUtil.UrlEncode(rootLeaf.getCode()) + "&code=" +
                      StrUtil.UrlEncode(code, "utf-8") + "'>上移</a>&nbsp;");
            out.print("<a href='catalog_top.jsp?op=move&direction=down&root_code=" + StrUtil.UrlEncode(rootLeaf.getCode()) + "&code=" +
                      StrUtil.UrlEncode(code, "utf-8") + "'>下移</a>&nbsp;");
            out.print("<a href='catalog_top.jsp?root_code=" +
                      StrUtil.UrlEncode(code, "utf-8") + "'>管理</a>");
        }
        out.println("  </td></tr></tbody></table>");
    }

    void ShowLeafAsOption(JspWriter out, Leaf leaf, int rootlayer)
                  throws Exception {
        String code = leaf.getCode();
        String name = leaf.getName();
        int layer = leaf.getLayer();
        String description = leaf.getDescription();
        String blank = "";
        int d = layer-rootlayer;
        for (int i=0; i<d; i++) {
            blank += "　";
        }
        if (leaf.getChildCount()>0) {
            if (leaf.getType()==leaf.TYPE_LIST)
                out.print("<option value='" + code + "' style='COLOR: #0005ff'>" + blank + "╋ " + name + "</option>");
            else
                out.print("<option value='" + Leaf.TYPE_NONE_OPTION_VALUE +"'>" + blank + "╋ " + name + "</option>");
        }
        else {
            if (leaf.getType()==leaf.TYPE_LIST)
                out.print("<option value=\"" + code + "\" style='COLOR: #0005ff'>" + blank + "├『" + name +
                      "』</option>");
            else
                out.print("<option value='" + Leaf.TYPE_NONE_OPTION_VALUE + "'>" + blank + "├『" + name +
                      "』</option>");
        }
    }

    public void ShowLeafAsOptionToString(StringBuffer sb, Leaf leaf, int rootlayer)
                  throws Exception {
        String code = leaf.getCode();
        String name = leaf.getName();
        int layer = leaf.getLayer();
        String description = leaf.getDescription();
        String blank = "";
        int d = layer-rootlayer;
        for (int i=0; i<d; i++) {
            blank += "　";
        }
        if (leaf.getChildCount()>0) {
            if (leaf.getType()==leaf.TYPE_LIST)
                sb.append("<option value='" + code + "' style='COLOR: #0005ff'>" + blank + "╋ " + name + "</option>");
            else
                sb.append("<option value='" + Leaf.TYPE_NONE_OPTION_VALUE + "'>" + blank + "╋ " + name + "</option>");
        }
        else {
            if (leaf.getType()==leaf.TYPE_LIST)
                sb.append("<option value=\"" + code + "\" style='COLOR: #0005ff'>" + blank + "├『" + name +
                      "』</option>");
            else
                sb.append("<option value='" + Leaf.TYPE_NONE_OPTION_VALUE + "'>" + blank + "├『" + name +
                      "』</option>");
        }
    }

    // 显示根结点为leaf的树
    public void ShowDirectoryAsOptions(JspWriter out, Leaf leaf, int rootlayer) throws Exception {
        ShowLeafAsOption(out, leaf, rootlayer);
        Directory dir = new Directory();
        Vector children = dir.getChildren(leaf.getCode());
        int size = children.size();
        if (size == 0)
            return;

        int i = 0;
        Iterator ri = children.iterator();
        while (ri.hasNext()) {
            Leaf childlf = (Leaf) ri.next();
            ShowDirectoryAsOptions(out, childlf, rootlayer);
        }
    }

    // 显示根结点为leaf的树
    public void ShowDirectoryAsOptionsToString(StringBuffer sb, Leaf leaf, int rootlayer) throws Exception {
        ShowLeafAsOptionToString(sb, leaf, rootlayer);
        Directory dir = new Directory();
        Vector children = dir.getChildren(leaf.getCode());
        int size = children.size();
        if (size == 0)
            return;

        int i = 0;
        Iterator ri = children.iterator();
        while (ri.hasNext()) {
            Leaf childlf = (Leaf) ri.next();
            ShowDirectoryAsOptionsToString(sb, childlf, rootlayer);
        }
    }

    /**
     * 把列表或无内容显示为蓝色
     * @param out JspWriter
     * @param leaf Leaf
     * @param rootlayer int
     * @throws Exception
     */
    void ShowLeafAsOptionWithCode(JspWriter out, Leaf leaf, int rootlayer)
                  throws Exception {
        String code = leaf.getCode();
        String name = leaf.getName();
        int layer = leaf.getLayer();
        String description = leaf.getDescription();
        String blank = "";
        int d = layer-rootlayer;
        for (int i=0; i<d; i++) {
            blank += "　";
        }
        out.print("<option value='" + code + "'>" + blank + "╋ " + name + "</option>");
    }

    // 显示根结点为leaf的树，value中全为code
    public void ShowDirectoryAsOptionsWithCode(JspWriter out, Leaf leaf, int rootlayer) throws Exception {
        ShowLeafAsOptionWithCode(out, leaf, rootlayer);
        Directory dir = new Directory();
        Vector children = dir.getChildren(leaf.getCode());
        int size = children.size();
        if (size == 0)
            return;

        int i = 0;
        Iterator ri = children.iterator();
        while (ri.hasNext()) {
            Leaf childlf = (Leaf) ri.next();
            ShowDirectoryAsOptionsWithCode(out, childlf, rootlayer);
        }
    }
}