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Added yosys.js FS support
authorClifford Wolf <clifford@clifford.at>
Sun, 15 Feb 2015 17:10:54 +0000 (18:10 +0100)
committerClifford Wolf <clifford@clifford.at>
Sun, 15 Feb 2015 17:10:54 +0000 (18:10 +0100)
misc/yosys.html patch | blob | history

diff --git a/misc/yosys.html b/misc/yosys.html
index 29d89e6fe73e9b9cf62e423d064290a25d40b507..741b88b45099e03fb54ce175b8e0327d5f162511 100644 (file)
--- a/misc/yosys.html
+++ b/misc/yosys.html
@@ -2,6 +2,7 @@
        <title>yosys.js example application</title>
 </head><body onload="document.getElementById('command').focus()">
        <h1>yosys.js example application</h1>
+       <div id="tabs"></div>
        <div><textarea id="output" style="width: 100%" rows="30" cols="100"></textarea></div>
        <div id="wait" style="display: block"><br/><b><span id="waitmsg">Loading...</span></b></div>
        <div id="input" style="display: none"><form onsubmit="window.setTimeout(run_command); return false"><tt><span id="prompt">
@@ -39,12 +40,67 @@
                        })(),
                };
 
+               var current_file = "";
+               var console_messages = "";
+
+               function update_tabs() {
+                       var f, html = "", flist = FS.readdir('.');
+                       if (current_file == "") {
+                               html += '<tt>[ <b>Console</b>';
+                       } else {
+                               html += '<tt>[ <span onclick="open_file(\'\')">Console</span>';
+                       }
+                       for (i in flist) {
+                               f = flist[i]
+                               if (f == "." || f == "..")
+                                       continue;
+                               if (current_file == f) {
+                                       html += ' | <b>' + f + '</b>';
+                               } else {
+                                       html += ' | <span onclick="open_file(\'' + f + '\')">' + f + '</span>';
+                               }
+                       }
+                       html += ' | <span onclick="open_file(prompt(\'Filename:\'))">new file</span> ]</tt>';
+                       document.getElementById('tabs').innerHTML = html;
+                       if (current_file == "") {
+                               document.getElementById('output').readOnly = true;
+                               document.getElementById('command').focus();
+                       } else {
+                               document.getElementById('output').readOnly = false;
+                               document.getElementById('output').focus();
+                       }
+               }
+
+               function open_file(filename)
+               {
+                       if (current_file == "")
+                               console_messages = document.getElementById('output').value;
+                       else
+                               FS.writeFile(current_file, document.getElementById('output').value, {encoding: 'utf8'});
+
+                       if (filename == "") {
+                               document.getElementById('output').value = console_messages;
+                       } else {
+                               try {
+                                       document.getElementById('output').value = FS.readFile(filename, {encoding: 'utf8'});
+                               } catch (e) {
+                                       document.getElementById('output').value = "";
+                                       FS.writeFile(filename, document.getElementById('output').value, {encoding: 'utf8'});
+                               }
+                       }
+
+                       current_file = filename;
+                       update_tabs()
+               }
+
                function startup() {
                        document.getElementById('wait').style.display = 'none';
                        document.getElementById('input').style.display = 'block';
                        document.getElementById('waitmsg').innerText = 'Waiting for yosys.js...';
                        document.getElementById('prompt').innerText = yosys_prompt();
-                       document.getElementById('command').focus();
+                       FS.mkdir('/work')
+                       FS.chdir('/work')
+                       update_tabs();
                        console.log('yosys.js loaded.');
                }
 
@@ -59,7 +115,10 @@
                function run_command() {
                        var cmd = document.getElementById('command').value;
                        document.getElementById('command').value = '';
+
+                       open_file('');
                        Module.print(yosys_prompt() + cmd);
+
                        document.getElementById('wait').style.display = 'block';
                        document.getElementById('input').style.display = 'none';
 
@@ -73,7 +132,7 @@
                                document.getElementById('wait').style.display = 'none';
                                document.getElementById('input').style.display = 'block';
                                document.getElementById('prompt').innerText = yosys_prompt();
-                               document.getElementById('command').focus();
+                               update_tabs();
                        }
 
                        window.setTimeout(run_command_bh, 50);