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1 package fr.improve.struts.taglib.layout;
2
3 import java.util.HashMap  ;
4 import java.util.Iterator ;
5 import java.util.Locale ;
6 import java.util.MissingResourceException ;
7 import java.util.ResourceBundle ;
8 import java.util.Set ;
9 import java.util.Vector ;
10 import java.util.Map.Entry;
11
12 import javax.servlet.jsp.JspException ;
13 import javax.servlet.jsp.PageContext ;
14
15 import fr.improve.struts.taglib.layout.menu.MenuComponent;
16 import fr.improve.struts.taglib.layout.util.LayoutUtils;
17 import fr.improve.struts.taglib.layout.util.MenuInterface;
18 import fr.improve.struts.taglib.layout.util.TagUtils;
19
20
27 public class DynMenuTag2 extends PanelTag implements MenuInterface{
28 protected Vector menus = new Vector ();
29 protected String config = "fr.improve.struts.taglib.layout.DefaultDynMenuConfig";
30
31 protected String ID = "fr.improve.struts.taglib.layout.DynMenuTag2.ID";
32 protected int menuNumber;
34
35 protected String top;
36 protected String left;
37
38 protected boolean includeScript = false;
39 protected static final String SCRIPT_KEY = "fr.improve.struts.taglib.layout.DynMenuTag2.SCRIPT_KEY";
40
41 public static void includeScriptCode(StringBuffer in_buffer, PageContext in_pg) {
42 if (in_pg.getRequest().getAttribute(SCRIPT_KEY)!=null) {
43 in_buffer.append("<SCRIPT LANGUAGE=\"JavaScript1.2\" SRC=\"");
44 in_buffer.append(LayoutUtils.getSkin(in_pg.getSession()).getConfigDirectory(in_pg.getRequest()));
45 in_buffer.append("/HM_Loader.js\" TYPE='text/javascript'></SCRIPT>\n");
46 in_pg.getRequest().removeAttribute(SCRIPT_KEY);
47 }
48 }
49
50 public void addItem(MenuComponent item) {
51 menus.add(item);
52 }
53 public int doEndLayoutTag() throws JspException {
54 StringBuffer buffer = new StringBuffer ();
55
56 buffer.append("<script LANGUAGE='JavaScript1.2' TYPE='text/javascript'>\n");
57
58 doPrintMenu(buffer, (MenuComponent[])menus.toArray(new MenuComponent[menus.size()]), "");
59 buffer.append("</script>\n");
60
61 pageContext.getRequest().setAttribute(SCRIPT_KEY, "");
62
63 if (includeScript) {
64 includeScriptCode(buffer, pageContext);
65 }
66
67 TagUtils.write(pageContext,buffer.toString());
68
69 pageContext.getRequest().setAttribute(ID, new Integer (menuNumber+1));
70
71 menus.removeAllElements();
73
74 return EVAL_PAGE;
75 }
76
77 public void release() {
78 super.release();
79 config ="fr.improve.struts.taglib.layout.DefaultDynMenuConfig";
80 left = null;
81 top = null;
82 includeScript = false;
83 }
84 public void doPrintMenu(StringBuffer buffer, MenuComponent[] menus, String level) throws JspException {
85 HashMap subMenusMap = new HashMap ();
86
87 buffer.append("HM_Array");
88 buffer.append(menuNumber);
89 buffer.append(level);
90 buffer.append(" = [\n");
91 if (level.equals("")) doPrintMenuConfig(buffer);
92 else buffer.append("[],\n");
93
94 for (int i=0;i<menus.length;i++) {
95 MenuComponent item = (MenuComponent) menus[i];
96 String link = item.getLocation();
97 String forward = item.getForward();
98 String page = item.getPage();
99 String target = item.getTarget();
100 String action = item.getAction();
101 key = item.getTitle();
102 MenuComponent[] subMenus = item.getMenuComponents();
103
104 if (i!=0) buffer.append(",");
105
106 buffer.append("[\"");
107 buffer.append(getLabel());
108 buffer.append("\",\"");
109 if (link!=null || page!=null || forward!=null || action!=null) {
110 if (target!=null) {
111 buffer.append("javascript:window.open('").append(LayoutUtils.computeURL(pageContext, forward, link, page, action, null, null, null, false, null)).append("','").append(target);
112 buffer.append("','')");
113 } else {
114 buffer.append(LayoutUtils.computeURL(pageContext, forward, link, page, action, null, null, null, false, null));
115 }
116 }
117 buffer.append("\",1,0,");
118 if (subMenus==null || subMenus.length==0) buffer.append("0]\n"); else {
119 buffer.append("1]\n");
120 subMenusMap.put(level + "_" + (i+1),subMenus);
121 }
122
123 }
124
125 buffer.append("]\n\n");
126
127 Set set = subMenusMap.entrySet();
128 Iterator iterator = set.iterator();
129 while (iterator.hasNext()) {
130 Entry entry = (Entry) iterator.next();
131 String subLevel = (String ) entry.getKey();
132 MenuComponent[] subMenus = (MenuComponent[]) entry.getValue();
133 doPrintMenu(buffer, subMenus, subLevel);
134 }
135
136 }
137 protected void doPrintMenuConfig(StringBuffer buffer) throws JspException {
138 String skin = LayoutUtils.getSkin(pageContext.getSession()).getCssFileName();
140 skin = skin.substring(0, skin.length()-4);
141
142 try {
144 if (left!=null) {
145 Integer.parseInt(left);
146 }
147 if (top!=null) {
148 Integer.parseInt(top);
149 }
150 } catch (NumberFormatException e) {
151 JspException jspe = new JspException ("dynMenu: left or top position is not a valid number");
152 TagUtils.saveException(pageContext, jspe);
153 throw jspe;
154 }
155
156 try {
158 ResourceBundle bundle = ResourceBundle.getBundle(config, new Locale (skin,""));
159 buffer.append("[");
160 buffer.append(bundle.getString("width"));
161 buffer.append(",");
162 buffer.append(left !=null ? left : bundle.getString("left_position"));
163 buffer.append(",");
164 buffer.append(top !=null ? top : bundle.getString("top_position"));
165 buffer.append(",");
166 buffer.append(bundle.getString("font_color"));
167 buffer.append(",");
168 buffer.append(bundle.getString("mouseover_font_color"));
169 buffer.append(",");
170 buffer.append(bundle.getString("background_color"));
171 buffer.append(",");
172 buffer.append(bundle.getString("mouseover_background_color"));
173 buffer.append(",");
174 buffer.append(bundle.getString("border_color"));
175 buffer.append(",");
176 buffer.append(bundle.getString("separator_color"));
177 buffer.append(",");
178 buffer.append(bundle.getString("top_is_permanent"));
179 buffer.append(",");
180 buffer.append(bundle.getString("top_is_horizontal"));
181 buffer.append(",");
182 buffer.append(bundle.getString("tree_is_horizontal"));
183 buffer.append(",");
184 buffer.append(bundle.getString("position_under"));
185 buffer.append(",");
186 buffer.append(bundle.getString("top_more_images_visible"));
187 buffer.append(",");
188 buffer.append(bundle.getString("tree_more_images_visible"));
189 buffer.append(",");
190 buffer.append(bundle.getString("evaluate_upon_tree_show"));
191 buffer.append(",");
192 buffer.append(bundle.getString("evaluate_upon_tree_hide"));
193 buffer.append("],\n");
194 } catch (MissingResourceException e) {
195 JspException jspe = new JspException ("dynMenu: missing attribute " + e.getMessage());
196 TagUtils.saveException(pageContext, jspe);
197 throw jspe;
198 }
199
200 }
201 public int doStartLayoutTag() throws JspException {
202 Integer lc_int = (Integer ) pageContext.getRequest().getAttribute(ID);
203 if (lc_int==null) {
204 menuNumber = 1;
205 } else {
206 menuNumber = lc_int.intValue();
207 }
208 return EVAL_BODY_INCLUDE;
209 }
210 public void setConfig(String config) {
211 this.config = config;
212 }
213 public void setLeft(String left) {
214 this.left = left;
215 }
216 public void setTop(String top) {
217 this.top = top;
218 }
219 public void setIncludeScript(boolean in_b) {
220 includeScript = in_b;
221 }
222
223 }
224 |
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