]> matita.cs.unibo.it Git - helm.git/blobdiff - matitaB/matita/matitaweb.js
Matitaweb: goto bottom can now be undone step by step and also reports errors
[helm.git] / matitaB / matita / matitaweb.js
index c98937735770f2023f9a2ff585d8510962f8e788..d1480e72d744088a41881c32c6f4b33f9caaf502 100644 (file)
@@ -85,9 +85,33 @@ function initialize()
 
     // initialize keyboard events in the unlocked script
     init_keyboard(unlocked);
+
+    init_autotraces();
+
   }
 }
 
+function init_autotraces() {
+    $("#unlocked .autotactic").tooltip({ 
+      delay: 0, 
+      showURL: false, 
+      bodyHandler: function() { 
+        return (trace_of($(this)[0])); 
+      }
+    });
+    $("#locked .autotactic").tooltip({ 
+      delay: 0, 
+      showURL: false, 
+      bodyHandler: function() { 
+        return (trace_of($(this)[0]));
+      }
+    });
+}
+
+function trace_of(node) {
+  return text_of_html(filterByClass(node.childNodes,"autotrace")[0]);
+}
+
 function changeFile(name) {
     current_fname = name;
     matitaTitle.innerHTML = "Matita - cic:/matita/" + name;
@@ -196,7 +220,7 @@ function strip_tags(tagname,classname)
             tags[i].parentNode.insertBefore(children[j],tags[i]);
        }
     }
-    for (;tags.length > 0;) {
+    while (tags.length > 0) {
       tags[0].parentNode.removeChild(tags[0]);
     }
 }
@@ -214,9 +238,9 @@ function keypress(e)
    strip_tags("span","error");
    if (s == " ") {
        j = getCursorPos();
-       i = unlocked.innerHTML.lastIndexOf('\\',j);
+       i = unlocked.innerHTML.html_to_matita().lastIndexOf('\\',j);
                if (i >= 0) {
-         match = unlocked.innerHTML.substring(i,j);
+         match = unlocked.innerHTML.html_to_matita().substring(i,j);
          sym = unescape_html(lookup_tex(match));
          if (sym != "undefined") {
              if (window.getSelection) { // non IE
@@ -293,6 +317,9 @@ function listnil()
        return ("");
 }
 
+function list_append(l1,l2)
+{ return (l1 + l2) }
+
 function is_nil(l)
 {
        return (l == "");
@@ -564,7 +591,7 @@ function advanceForm1()
                            var len = parseInt(parsed.getAttribute("length"));
                            // len0 = unlocked.innerHTML.length;
                            var unescaped = unlocked.innerHTML.html_to_matita();
-                           var parsedtxt = parsed.childNodes[0].nodeValue;
+                           var parsedtxt = parsed.childNodes[0].wholeText;
                            //parsedtxt = unescaped.substr(0,len); 
                            var unparsedtxt = unescaped.substr(len);
                            lockedbackup += parsedtxt;
@@ -575,6 +602,7 @@ function advanceForm1()
                            var len2 = parsedtxt.length;
                            var metasenv = xml.getElementsByTagName("meta");
                            populate_goalarray(metasenv);
+                           init_autotraces();
                            statements = listcons(len2,statements);
                            unlocked.scrollIntoView(true);
                        }
@@ -640,7 +668,7 @@ function advanceForm1()
                        }
                        else {
                             var error = xml.getElementsByTagName("error")[0]; 
-                           unlocked.innerHTML = error.childNodes[0].nodeValue;
+                           unlocked.innerHTML = error.childNodes[0].wholeText;
                            // debug(xml.childNodes[0].nodeValue);
                        }
                } else {
@@ -658,26 +686,95 @@ function gotoBottom()
        processor = function(xml) {
                if (is_defined(xml)) {
                        // debug("goto bottom: received response\nBEGIN\n" + req.responseText + "\nEND");
-                       parsed = xml.getElementsByTagName("parsed")[0];
-                       len = parseInt(parsed.getAttribute("length"));
-                       if (len > 0) {
+                       var parsed = xml.getElementsByTagName("parsed");
+                       var localized = xml.getElementsByTagName("localized")[0];
+                       var ambiguity = xml.getElementsByTagName("ambiguity")[0];
+                       var generic_err = xml.getElementsByTagName("error")[0];
+                       for (var i = 0;i < parsed.length; i++) {
+                         var len = parsed[i].getAttribute("length");
                          // len0 = unlocked.innerHTML.length;
-                         unescaped = unlocked.innerHTML.html_to_matita();
-                          // not working in mozilla
-                         // parsedtxt = parsed.childNodes[0].nodeValue;
-                         parsedtxt = parsed.childNodes[0].wholeText;
+                         var unescaped = unlocked.innerHTML.html_to_matita();
+                         // the browser may decide to split textnodes: use wholeText!
+                         var parsedtxt = parsed[i].childNodes[0].wholeText;
                          //parsedtxt = unescaped.substr(0,len); 
-                         unparsedtxt = unescaped.substr(len);
+                         var unparsedtxt = unescaped.substr(len);
                          lockedbackup += parsedtxt;
                          locked.innerHTML = lockedbackup; //.matita_to_html();
                          unlocked.innerHTML = unparsedtxt.matita_to_html();
                          // len1 = unlocked.innerHTML.length;
-                         len2 = parsedtxt.length;
-                         metasenv = xml.getElementsByTagName("meta");
-                         populate_goalarray(metasenv);
-                         if (len2 > 0)
-                           statements = listcons(len2,statements);
-                         unlocked.scrollIntoView(true);
+                         var len2 = parsedtxt.length;
+                         statements = listcons(len2,statements);
+                       }
+                       unlocked.scrollIntoView(true);
+                       metasenv = xml.getElementsByTagName("meta");
+                       init_autotraces();
+                       populate_goalarray(metasenv);
+
+                       if (is_defined(ambiguity)) {
+                           var start = parseInt(ambiguity.getAttribute("start"));
+                           var stop = parseInt(ambiguity.getAttribute("stop"));
+                           var choices = xml.getElementsByTagName("choice");
+
+                           matita.ambiguityStart = start;
+                           matita.ambiguityStop = stop;
+                           matita.unlockedbackup = unlocked.innerHTML.html_to_matita();
+                           matita.interpretations = [];
+                       
+                           var unlockedtxt = unlocked.innerHTML.html_to_matita();
+                           var pre = unlockedtxt.substring(0,start).matita_to_html();
+                           var mid = unlockedtxt.substring(start,stop).matita_to_html();
+                           var post = unlockedtxt.substring(stop).matita_to_html();
+                           unlocked.innerHTML = pre + 
+                                   "<span class=\"error\" title=\"disambiguation error\">" +
+                                   mid + "</span>" + post;
+
+                           var title = "<H3>Ambiguous input</H3>";
+                           disambcell.innerHTML = title;
+                           for (i = 0;i < choices.length;i++) {
+                               matita.interpretations[i] = new Object();
+
+                               var href = choices[i].getAttribute("href");
+                               var title = choices[i].getAttribute("title");
+                               var desc = choices[i].childNodes[0].nodeValue;
+
+                               matita.interpretations[i].href = href;
+                               matita.interpretations[i].title = title;
+                               matita.interpretations[i].desc = desc;
+                               
+                               var choice = document.createElement("input");
+                               choice.setAttribute("type","radio");
+                               choice.setAttribute("name","interpr");
+                               choice.setAttribute("href",href);
+                               choice.setAttribute("title",title);
+                               if (i == 0) choice.setAttribute("checked","");
+                               
+                               disambcell.appendChild(choice);
+                               disambcell.appendChild(document.createTextNode(desc));
+                               disambcell.appendChild(document.createElement("br"));
+                           }
+
+                           var okbutton = document.createElement("input");
+                           okbutton.setAttribute("type","button");
+                           okbutton.setAttribute("value","OK");
+                           okbutton.setAttribute("onclick","do_disambiguate()");
+                           var cancelbutton = document.createElement("input");
+                           cancelbutton.setAttribute("type","button");
+                           cancelbutton.setAttribute("value","Cancel");
+                           cancelbutton.setAttribute("onclick","cancel_disambiguate()");
+
+                           disambcell.appendChild(okbutton);
+                           disambcell.appendChild(cancelbutton);
+
+                           disable_toparea();
+
+                           matita.disambMode = true;
+                           updateSide();
+                       }
+                       if (is_defined(localized)) {
+                           unlocked.innerHTML = localized.wholeText;
+                       }
+                       if (is_defined(generic_err)) {
+                           debug("Unmanaged error:\n" ^ generic_err.wholeText);
                        }
                } else {
                        debug("goto bottom failed");
@@ -686,7 +783,6 @@ function gotoBottom()
        };
        pause();
        callServer("bottom",processor,"body=" + (unlocked.innerHTML.html_to_matita()).sescape());
-  
 }
 
 
@@ -708,6 +804,7 @@ function gotoTop()
                        unlocked.innerHTML = lockedbackup + unlocked.innerHTML;
                        lockedbackup = "";
                         locked.innerHTML = lockedbackup;
+                       init_autotraces();
                         hideSequent();
                         unlocked.scrollIntoView(true);
                } else {
@@ -730,7 +827,7 @@ function gotoPos(offset)
                        len = parseInt(parsed.getAttribute("length"));
                        // len0 = unlocked.innerHTML.length;
                        unescaped = unlocked.innerHTML.html_to_matita();
-                       parsedtxt = parsed.childNodes[0].nodeValue;
+                       parsedtxt = parsed.childNodes[0].wholeText;
                        //parsedtxt = unescaped.substr(0,len); 
                        unparsedtxt = unescaped.substr(len);
                        lockedbackup += parsedtxt;
@@ -744,12 +841,14 @@ function gotoPos(offset)
                        unlocked.scrollIntoView(true);
                        // la populate non andrebbe fatta a ogni passo
                        if (offset <= len) {
+                               init_autotraces();
                                populate_goalarray(metasenv);
                                resume();
                        } else {
                                gotoPos(offset - len);
                        }
                } else {
+                       init_autotraces();
                        unlocked.scrollIntoView(true);
                        populate_goalarray(metasenv);
                        resume();
@@ -778,6 +877,7 @@ function retract()
                         locked.innerHTML = lockedbackup;
                        unlocked.innerHTML = statement + unlocked.innerHTML;
                        metasenv = xml.getElementsByTagName("meta");
+                       init_autotraces();
                         populate_goalarray(metasenv);
                         unlocked.scrollIntoView(true);
                } else {
@@ -823,6 +923,7 @@ function retrieveFile(thefile)
                         } else {
                           unlocked.innerHTML = xml.childNodes[0].textContent;
                         }
+                       init_autotraces();
 
                } else {
                        debug("file open failed");
@@ -1049,8 +1150,8 @@ function showDialog(title,content,callback) {
   $('#mask').css({'width':maskWidth,'height':maskHeight});
   
   //transition effect          
-  $('#mask').fadeIn(1000);     
-  $('#mask').fadeTo("slow",0.8);       
+  $('#mask').fadeIn(100);      
+  $('#mask').fadeTo(200,0.8);  
   
   //Get the window height and width
   var winH = $(window).height();
@@ -1061,7 +1162,7 @@ function showDialog(title,content,callback) {
   $('#dialogBox').css('left', winW/2-$('#dialogBox').width()/2);
   
   //transition effect
-  $('#dialogBox').fadeIn(2000); 
+  $('#dialogBox').fadeIn(200); 
 
   dialogBox.style.display = "block";
 }
@@ -1117,7 +1218,7 @@ function findNode(list, node, acc) {
     dup = list[i].cloneNode(true);
     sandbox.appendChild(dup);
 //    debug("fail " + i + ": " + sandbox.innerHTML);
-    acc += sandbox.innerHTML.length;
+    acc += sandbox.innerHTML.html_to_matita().length;
     sandbox.removeChild(dup);
   }
   throw "not found";