]> matita.cs.unibo.it Git - helm.git/blobdiff - matitaB/matita/matitaweb.js
Matitaweb: clicking buttons disables the GUI to prevent another operation from
[helm.git] / matitaB / matita / matitaweb.js
index c98937735770f2023f9a2ff585d8510962f8e788..23bf4d396c62acba6d861c1d96485fa381e7109f 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 == "");
@@ -470,22 +497,6 @@ String.prototype.matita_to_html = function()
        return (unescape(result));
 }
 
-function pause()
-{
-       advanceButton.disabled = true;
-        retractButton.disabled = true;
-        cursorButton.disabled = true;
-        bottomButton.disabled = true;
-}
-
-function resume()
-{
-       advanceButton.disabled = false;
-        retractButton.disabled = false;
-        cursorButton.disabled = false;
-        bottomButton.disabled = false;
-}
-
 function is_defined(x)
 {
        return (typeof x != "undefined");
@@ -559,12 +570,13 @@ function advanceForm1()
                if (is_defined(xml)) {
                         var parsed = xml.getElementsByTagName("parsed")[0];
                        var ambiguity = xml.getElementsByTagName("ambiguity")[0];
+                       var disamberr = xml.getElementsByTagName("disamberror")[0];
                         if (is_defined(parsed)) {
                        // debug("advance: received response\nBEGIN\n" + req.responseText + "\nEND");
                            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 +587,7 @@ function advanceForm1()
                            var len2 = parsedtxt.length;
                            var metasenv = xml.getElementsByTagName("meta");
                            populate_goalarray(metasenv);
+                           init_autotraces();
                            statements = listcons(len2,statements);
                            unlocked.scrollIntoView(true);
                        }
@@ -638,9 +651,16 @@ function advanceForm1()
                            matita.disambMode = true;
                            updateSide();
                        }
+                       else if (is_defined(disamberr)) {
+                            set_cps(disamberr.childNodes);
+                            matita.unlockedbackup = unlocked.innerHTML.html_to_matita();
+                            matita.disambMode = true;
+                            disable_toparea();
+                            next_cp(0);
+                       }
                        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 {
@@ -653,31 +673,276 @@ function advanceForm1()
   
 }
 
+// get or set <choicepoint>'s (in case of disamb error)
+function get_cps() {
+       return matita.choicepoints
+}
+
+function set_cps(cps) {
+       matita.choicepoints = cps;
+}
+
+// get radio buttons for <choice>'s in a given cp
+function get_choice_opts(i) {
+   var res = [];
+   var choices = get_cps()[i].childNodes;
+   for (var j = 0;j < choices.length;j++) {
+      var href = choices[j].getAttribute("href");
+      var title = choices[j].getAttribute("title");
+      var desc;
+      if (is_defined(title)) {
+          desc = title;
+      } else if (is_defined(href)) {
+          desc = href;
+      } else {
+          desc = "Preliminary error";
+      }
+  
+      res[j] = document.createElement("input");
+      res[j].setAttribute("type","radio");
+      res[j].setAttribute("name","choice");
+      res[j].setAttribute("choicepointno",i);
+      res[j].setAttribute("choiceno",j);
+      res[j].setAttribute("href",href);
+      res[j].setAttribute("title",title);
+      res[j].setAttribute("desc",desc);
+      
+      if (j == 0) res[j].setAttribute("checked","");
+  }
+  return res;
+}
+
+// get radio buttons for <failure>'s in a given choice
+function get_failure_opts(i,j) {
+   var res = [];
+   var failures = get_cps()[i].childNodes[j].childNodes;
+   for (var k = 0;k < failures.length;k++) {
+      var start = failures[k].getAttribute("start");
+      var stop = failures[k].getAttribute("stop");
+      var title = failures[k].getAttribute("title");
+  
+      res[k] = document.createElement("input");
+      res[k].setAttribute("type","radio");
+      res[k].setAttribute("name","failure");
+      res[k].setAttribute("choicepointno",i);
+      res[k].setAttribute("choiceno",j);
+      res[k].setAttribute("failureno",k);
+      res[k].setAttribute("start",start);
+      res[k].setAttribute("stop",stop);
+      res[k].setAttribute("title",title);
+      
+      if (k == 0) res[k].setAttribute("checked","");
+  }
+  return res;
+}
+
+function next_cp(curcp) {
+       var cp = get_cps()[curcp];
+       var start = parseInt(cp.getAttribute("start"));
+       var stop = parseInt(cp.getAttribute("stop"));
+
+       matita.errorStart = start;
+       matita.errorStop = stop;
+       // matita.unlockedbackup = unlocked.innerHTML.html_to_matita();
+       
+       var unlockedtxt = matita.unlockedbackup;
+       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 failed\">" +
+               mid + "</span>" + post;
+
+       var title = "<H3>Disambiguation failed</H3>";
+       disambcell.innerHTML = title;
+       var choices = get_choice_opts(curcp);
+       for (var i = 0;i < choices.length;i++) {
+           disambcell.appendChild(choices[i]);
+           disambcell.appendChild(document.createTextNode(choices[i].getAttribute("desc")));
+           disambcell.appendChild(document.createElement("br"));
+       }
+       
+       // update index of the next choicepoint
+       new_curcp = (curcp + 1) % get_cps().length;
+
+       var okbutton = document.createElement("input");
+       okbutton.setAttribute("type","button");
+       okbutton.setAttribute("value","OK");
+       okbutton.setAttribute("onclick","show_failures()");
+       var cancelbutton = document.createElement("input");
+       cancelbutton.setAttribute("type","button");
+       cancelbutton.setAttribute("value","Close");
+       cancelbutton.setAttribute("onclick","cancel_disambiguate()");
+       var tryagainbutton = document.createElement("input");
+       tryagainbutton.setAttribute("type","button");
+       if (new_curcp > 0) {
+            tryagainbutton.setAttribute("value","Try something else");
+       } else {
+           tryagainbutton.setAttribute("value","Restart");
+       }
+       tryagainbutton.setAttribute("onclick","next_cp(" + new_curcp + ")");
+
+       disambcell.appendChild(okbutton);
+       disambcell.appendChild(tryagainbutton);
+       disambcell.appendChild(cancelbutton);
+
+       //disable_toparea();
+
+       //matita.disambMode = true;
+       updateSide();
+       
+}
+
+function show_failures() {
+
+       var choice = document.getElementsByName("choice")[get_checked_index("choice")];
+       var cpno = parseInt(choice.getAttribute("choicepointno"));
+       var choiceno = parseInt(choice.getAttribute("choiceno"));
+       var choicedesc = choice.getAttribute("desc");
+
+       var title = "<H3>Disambiguation failed</H3>";
+       var subtitle = "<p>Errors at node " + cpno + " = " + choicedesc + "</p>";
+
+       disambcell.innerHTML = title + subtitle;
+       var failures = get_failure_opts(cpno,choiceno);
+       for (var i = 0;i < failures.length;i++) {
+           disambcell.appendChild(failures[i]);
+           disambcell.appendChild(document.createTextNode(failures[i].getAttribute("title")));
+           disambcell.appendChild(document.createElement("br"));
+       }
+       
+       var okbutton = document.createElement("input");
+       okbutton.setAttribute("type","button");
+       okbutton.setAttribute("value","Show error loc");
+       okbutton.setAttribute("onclick","show_err()");
+       var cancelbutton = document.createElement("input");
+       cancelbutton.setAttribute("type","button");
+       cancelbutton.setAttribute("value","Close");
+       cancelbutton.setAttribute("onclick","cancel_disambiguate()");
+       var backbutton = document.createElement("input");
+       backbutton.setAttribute("type","button");
+        backbutton.setAttribute("value","<< Back");
+       backbutton.setAttribute("onclick","next_cp(" + cpno + ")");
+
+       disambcell.appendChild(backbutton);
+       disambcell.appendChild(okbutton);
+       disambcell.appendChild(cancelbutton);
+       
+}
+
+function show_err() {
+       var radios = document.getElementsByName("failure");
+       for (i = 0; i < radios.length; i++) {
+           if (radios[i].checked) {
+               var start = radios[i].getAttribute("start");
+               var stop = radios[i].getAttribute("stop");
+               var title = radios[i].getAttribute("title");
+               var unlockedtxt = matita.unlockedbackup;
+               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 failure\">" +
+                       mid + "</span>" + post;
+               break;
+           }
+       }
+}
+
 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 +951,6 @@ function gotoBottom()
        };
        pause();
        callServer("bottom",processor,"body=" + (unlocked.innerHTML.html_to_matita()).sescape());
-  
 }
 
 
@@ -708,6 +972,7 @@ function gotoTop()
                        unlocked.innerHTML = lockedbackup + unlocked.innerHTML;
                        lockedbackup = "";
                         locked.innerHTML = lockedbackup;
+                       init_autotraces();
                         hideSequent();
                         unlocked.scrollIntoView(true);
                } else {
@@ -730,7 +995,7 @@ 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 +1009,14 @@ 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 +1045,7 @@ 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 +1091,7 @@ function retrieveFile(thefile)
                         } else {
                           unlocked.innerHTML = xml.childNodes[0].textContent;
                         }
+                       init_autotraces();
 
                } else {
                        debug("file open failed");
@@ -1049,8 +1318,8 @@ 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 +1330,7 @@ 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 +1386,7 @@ 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";
@@ -1139,7 +1408,8 @@ function get_checked_index(name) {
 
 function cancel_disambiguate() {
        matita.disambMode = false;
-       $('#whitemask').hide();
+       enable_toparea();
+       enable_editing();
        updateSide();
 }
 
@@ -1166,11 +1436,37 @@ function do_disambiguate() {
            unlocked.innerHTML = pre + mid + post;
 
            matita.disambMode = false;
-           $('#whitemask').hide();
+           enable_toparea();
+           enable_editing();
            updateSide();
        }
 }
 
+function do_showerror() {
+       var i = get_checked_index("choice");
+       if (i != null) {
+           var pre = matita.unlockedbackup
+                     .substring(0,matita.ambiguityStart).matita_to_html();
+           var mid = matita.unlockedbackup
+                     .substring(matita.ambiguityStart,matita.ambiguityStop)
+                     .matita_to_html();
+           var post = matita.unlockedbackup
+                      .substring(matita.ambiguityStop).matita_to_html();
+
+           var href = matita.interpretations[i].href;
+           var title = matita.interpretations[i].title;
+
+           if (is_defined(title)) {
+                mid = "<A href=\"" + href + "\" title=\"" + title + "\">" + mid + "</A>";
+           } else {
+                mid = "<A href=\"" + href + "\">" + mid + "</A>";
+           }
+
+           unlocked.innerHTML = pre + mid + post;
+
+       }
+}
+
 function readCookie(name) {
        var nameEQ = name + "=";
        var ca = document.cookie.split(';');
@@ -1202,3 +1498,36 @@ function disable_toparea() {
         $('#whitemask').css('height',$('#toparea').outerHeight() + "px");
        $('#whitemask').fadeTo('fast',0.7);
 }
+
+function enable_toparea() {
+       $('#whitemask').hide();
+}
+
+function disable_editing() {
+       unlocked.contentEditable = false;
+}
+
+function enable_editing() {
+       unlocked.contentEditable = true;
+}
+
+function pause()
+{
+       // advanceButton.disabled = true;
+        // retractButton.disabled = true;
+        // cursorButton.disabled = true;
+        // bottomButton.disabled = true;
+       disable_toparea();
+       disable_editing();
+}
+
+function resume()
+{
+       // advanceButton.disabled = false;
+        // retractButton.disabled = false;
+        // cursorButton.disabled = false;
+        // bottomButton.disabled = false;
+       enable_toparea();
+       enable_editing();
+}
+