gecko-dev/dom/html/test/simpleFileOpener.js

33 строки
837 B
JavaScript

var { classes: Cc, interfaces: Ci, utils: Cu } = Components;
Cu.importGlobalProperties(["File"]);
var file;
addMessageListener("file.open", function (stem) {
try {
if (!file) {
file = Cc["@mozilla.org/file/directory_service;1"]
.getService(Ci.nsIProperties).get("TmpD", Ci.nsIFile);
file.append(stem);
file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0o600);
}
sendAsyncMessage("file.opened", {
fullPath: file.path,
leafName: file.leafName,
domFile: new File(file),
});
} catch(e) {
sendAsyncMessage("fail", e.toString());
}
});
addMessageListener("file.remove", function () {
try {
file.remove(/* recursive: */ false);
file = undefined;
sendAsyncMessage("file.removed", null);
} catch(e) {
sendAsyncMessage("fail", e.toString());
}
});