dom/indexedDB/test/leaving_page_iframe.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4   <script>
   5 var db;
   6 function startDBWork() {
   7   indexedDB.open(parent.location, 1).onupgradeneeded = function(e) {
   8     db = e.target.result;
   9     if (db.objectStoreNames.contains("mystore")) {
  10       db.deleteObjectStore("mystore");
  11     }
  12     var store = db.createObjectStore("mystore");
  13     store.add({ hello: "world" }, 42);
  14     e.target.onsuccess = madeMod;
  15   };
  16 }
  17
  18 function madeMod() {
  19   var trans = db.transaction(["mystore"], "readwrite");
  20   var store = trans.
  21               objectStore("mystore");
  22   trans.oncomplete = function() {
  23     parent.postMessage("didcommit", "*");
  24   };
  25
  26   store.put({ hello: "officer" }, 42).onsuccess = function(e) {
  27     // Make this transaction run until the end of time or until the page is
  28     // navigated away, whichever comes first.
  29     function doGet() {
  30       store.get(42).onsuccess = doGet;
  31     }
  32     doGet();
  33     document.location = "about:blank";
  34   };
  35 }
  36   </script>
  37 </head>
  38 <body onload="startDBWork();">
  39   This is page one.
  40 </body>
  41 </html>