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|
<!DOCTYPE HTML>
<html id="t">
<head>
<meta charset="utf-8">
<title jscontent="title"></title>
<style type="text/css">
body {
font-family:arial;
background-color:white;
color:black;
font-size:84%;
margin:10px;
}
.header {
overflow:auto;
clear:both;
}
.header .logo {
float:left;
}
.header .form {
float:left;
margin-top:22px;
margin-left:12px;
}
#downloads-summary {
margin-top:12px;
border-top:1px solid #9cc2ef;
background-color:#ebeff9;
font-weight:bold;
padding:3px;
margin-bottom:6px;
}
#downloads-display {
max-width:740px;
}
.download {
position:relative;
padding-left:45px;
margin-bottom:16px;
}
.download .icon {
position:absolute;
top:2px;
left:2px;
width:32px;
height:32px;
}
.name {
display:none;
padding-right:16px;
max-width:450px;
text-overflow:ellipsis;
}
.download .status {
display:inline;
color:#999;
}
.download .url {
color:#080;
width:500px;
white-space:nowrap;
overflow:hidden;
text-overflow:ellipsis;
}
.controls a {
color:#777;
}
#downloads-pagination {
padding-top:24px;
margin-left:18px;
}
.page-navigation {
padding:8px;
background-color:#ebeff9;
margin-right:4px;
}
.footer {
height:24px;
}
</style>
<script type="text/javascript">
///////////////////////////////////////////////////////////////////////////////
// localStrings:
/**
* We get strings into the page by using JSTemplate to populate some elements
* with localized content, then reading the content of those elements into
* this global strings object.
* @param {Node} node The DOM node containing all our strings.
*/
function LocalStrings(node) {
this.strings_ = {};
var children = node.childNodes;
for (var i = 0, child; child = children[i]; i++) {
var id = child.id;
if (id) {
this.strings_[id] = child.innerHTML;
}
}
}
/**
* Gets a localized string by its id.
* @param {string} s The id of the string we want
* @return {string} The localized string
*/
LocalStrings.prototype.getString = function(s) {
return (s in this.strings_) ? this.strings_[s] : '';
}
/**
* Returns a formatted localized string (where all %s contents are replaced
* by the second argument).
* @param {string} s The id of the string we want
* @param {string} d The string to include in the formatted string
* @return {string} The formatted string.
*/
LocalStrings.prototype.formatString = function(s, d) {
return (s in this.strings_) ? this.strings_[s].replace(/\%s/, d) : '';
}
///////////////////////////////////////////////////////////////////////////////
// Helper functions
function $(o) {return document.getElementById(o);}
function bind(fn, selfObj, var_args) {
var boundArgs = Array.prototype.slice.call(arguments, 2);
return function() {
var args = Array.prototype.slice.call(arguments);
args.unshift.apply(args, boundArgs);
return fn.apply(selfObj, args);
}
}
/**
* Sets the display style of a node.
*/
function showInline(node, isShow) {
node.style.display = isShow ? 'inline' : 'none';
}
/**
* Creates an element of a specified type with a specified class name.
* @param {String} type The node type.
* @param {String} className The class name to use.
*/
function createElementWithClassName(type, className) {
var elm = document.createElement(type);
elm.className = className;
return elm;
}
/**
* Creates a link with a specified onclick handler and content
* @param {String} onclick The onclick handler
* @param {String} value The link text
*/
function createLink(onclick, value) {
var link = document.createElement("a");
link.onclick = onclick;
link.href = '#';
link.innerHTML = value;
return link;
}
/**
* Creates a button with a specified onclick handler and content
* @param {String} onclick The onclick handler
* @param {String} value The button text
*/
function createButton(onclick, value) {
var button = document.createElement("input");
button.type = 'button';
button.value = value;
button.onclick = onclick;
return button;
}
///////////////////////////////////////////////////////////////////////////////
// Downloads
/**
* Class to hold all the information about the visible downloads.
*/
function Downloads() {
this.downloads_ = {};
this.node_ = $('downloads-display');
this.summary_ = $('downloads-summary');
this.searchText_ = "";
}
/**
* Called when a download has been updated or added.
* @param {Object} download A backend download object (see downloads_ui.cc)
*/
Downloads.prototype.updated = function(download) {
var id = download.id;
if (!!this.downloads_[id]) {
this.downloads_[id].update(download);
} else {
this.downloads_[id] = new Download(download);
// We get downloads in display order, so we don't have to worry about
// maintaining correct order for now.
this.node_.insertBefore(this.downloads_[id].node,
this.node_.firstChild);
}
}
/**
* Set our display search text.
* @param {String} searchText The string we're searching for.
*/
Downloads.prototype.setSearchText = function(searchText) {
this.searchText_ = searchText;
}
/**
* Update the summary block above the results
*/
Downloads.prototype.updateSummary = function() {
if (this.searchText_) {
this.summary_.innerHTML = localStrings.formatString(
'searchresultsfor', this.searchText_);
} else {
this.summary_.innerHTML = localStrings.getString('downloads');
}
var hasDownloads = false;
for (var i in this.downloads_) {
hasDownloads = true;
break;
}
if (!hasDownloads) {
this.node_.innerHTML = localStrings.getString('noresults');
}
}
/**
* Remove a download.
* @param {Number} id The id of the download to remove.
*/
Downloads.prototype.remove = function(id) {
this.node_.removeChild(this.downloads_[id].node);
delete this.downloads_[id];
}
/**
* Clear all downloads and reset us back to a null state.
*/
Downloads.prototype.clear = function() {
for (var id in this.downloads_) {
this.downloads_[id].clear();
this.remove(id);
}
}
///////////////////////////////////////////////////////////////////////////////
// Download
/**
* A download and the DOM representation for that download.
* @param {Object} download A backend download object (see downloads_ui.cc)
*/
function Download(download) {
// Create DOM
this.node = createElementWithClassName('div', 'download');
// Container for all 'safe download' UI.
this.safe_ = document.createElement("div");
this.safe_.ondragstart = bind(this.drag_, this);
this.node.appendChild(this.safe_);
this.nodeImg_ = createElementWithClassName('img', 'icon');
this.safe_.appendChild(this.nodeImg_);
// FileLink is used for completed downloads, otherwise we show FileName.
this.nodeTitleArea_ = createElementWithClassName('div', 'title-area');
this.safe_.appendChild(this.nodeTitleArea_);
this.nodeFileLink_ = createLink(bind(this.openFile_, this), '');
this.nodeFileLink_.className = 'name';
this.nodeFileLink_.style.display = 'none';
this.nodeTitleArea_.appendChild(this.nodeFileLink_);
this.nodeFileName_ = createElementWithClassName('span', 'name');
this.nodeFileName_.style.display = 'none';
this.nodeTitleArea_.appendChild(this.nodeFileName_);
this.nodeStatus_ = createElementWithClassName('span', 'status');
this.nodeTitleArea_.appendChild(this.nodeStatus_);
this.nodeURL_ = createElementWithClassName('div', 'url');
this.safe_.appendChild(this.nodeURL_);
// Controls.
this.nodeControls_ = createElementWithClassName('div', 'controls');
this.safe_.appendChild(this.nodeControls_);
this.controlShow_ = createLink(bind(this.show_, this),
localStrings.getString('control_showinfolder'));
this.nodeControls_.appendChild(this.controlShow_);
this.controlPause_ = createLink(bind(this.pause_, this),
localStrings.getString('control_pause'));
this.nodeControls_.appendChild(this.controlPause_);
this.controlCancel_ = createLink(bind(this.cancel_, this),
localStrings.getString('control_cancel'));
this.nodeControls_.appendChild(this.controlCancel_);
// Container for 'unsafe download' UI.
this.danger_ = createElementWithClassName('div', 'show-dangerous');
this.node.appendChild(this.danger_);
this.dangerDesc_ = document.createElement("div");
this.danger_.appendChild(this.dangerDesc_);
this.dangerSave_ = createButton(bind(this.saveDangerous_, this),
localStrings.getString("danger_save"));
this.danger_.appendChild(this.dangerSave_);
this.dangerDiscard_ = createButton(bind(this.discardDangerous_, this),
localStrings.getString("danger_discard"));
this.danger_.appendChild(this.dangerDiscard_);
// Update member vars.
this.update(download);
}
/**
* The states a download can be in. These correspond to states defined in
* DownloadsDOMHandler::CreateDownloadItemValue
*/
Download.States = {
IN_PROGRESS : "IN_PROGRESS",
CANCELLED : "CANCELLED",
COMPLETE : "COMPLETE",
PAUSED : "PAUSED",
DANGEROUS : "DANGEROUS",
}
/**
* Updates the download to reflect new data.
* @param {Object} download A backend download object (see downloads_ui.cc)
*/
Download.prototype.update = function(download) {
this.id_ = download.id;
this.filePath_ = download.file_path;
this.fileName_ = download.file_name;
this.url_ = download.url;
this.state_ = download.state;
this.percent_ = download.percent;
this.speed_ = download.speed;
this.received_ = download.received;
if (this.state_ == Download.States.DANGEROUS) {
this.dangerDesc_.innerHTML = localStrings.formatString('danger_desc',
this.fileName_);
this.danger_.style.display = 'block';
this.safe_.style.display = 'none';
} else {
this.nodeImg_.src = 'chrome-ui://fileicon/' + this.filePath_;
if (this.state_ == Download.States.COMPLETE) {
this.nodeFileLink_.innerHTML = this.fileName_;
this.nodeFileLink_.href = this.filePath_;
} else {
this.nodeFileName_.innerHTML = this.fileName_;
}
showInline(this.nodeFileLink_, this.state_ == Download.States.COMPLETE);
showInline(this.nodeFileName_, this.state_ != Download.States.COMPLETE);
showInline(this.controlShow_, this.state_ == Download.States.COMPLETE);
showInline(this.controlPause_, this.state_ == Download.States.IN_PROGRESS);
showInline(this.controlCancel_, this.state_ == Download.States.IN_PROGRESS);
this.nodeURL_.innerHTML = this.url_;
this.nodeStatus_.innerHTML = this.getStatusText_();
this.danger_.style.display = 'none';
this.safe_.style.display = 'block';
}
}
/**
* Removes applicable bits from the DOM in preparation for deletion.
*/
Download.prototype.clear = function() {
this.safe_.ondragstart = null;
this.nodeFileLink_.onclick = null;
this.controlShow_.onclick = null;
this.controlCancel_.onclick = null;
this.controlPause_.onclick = null;
this.dangerDiscard_.onclick = null;
this.node.innerHTML = '';
}
/**
* @return {String} User-visible status update text.
*/
Download.prototype.getStatusText_ = function() {
switch (this.state_) {
case Download.States.IN_PROGRESS:
// TODO(glen): Make pretty, localize, etc.
return this.percent_ + '% at ' + this.speed_;
case Download.States.CANCELLED:
return localStrings.getString('status_cancelled');
case Download.States.PAUSED:
return localStrings.getString('status_paused');
case Download.States.DANGEROUS:
return localStrings.getString('danger_desc');
case Download.States.COMPLETE:
return "";
}
}
/**
* Tells the backend to initiate a drag, allowing users to drag
* files from the download page and have them appear as native file
* drags.
*/
Download.prototype.drag_ = function() {
chrome.send("drag", [this.id_.toString()]);
return false;
}
/**
* Tells the backend to open this file.
*/
Download.prototype.openFile_ = function() {
chrome.send("openFile", [this.id_.toString()]);
return false;
}
/**
* Tells the backend that the user chose to save a dangerous file.
*/
Download.prototype.saveDangerous_ = function() {
chrome.send("saveDangerous", [this.id_.toString()]);
return false;
}
/**
* Tells the backend that the user chose to discard a dangerous file.
*/
Download.prototype.discardDangerous_ = function() {
chrome.send("discardDangerous", [this.id_.toString()]);
downloads.remove(this.id_);
return false;
}
/**
* Tells the backend to show the file in explorer.
*/
Download.prototype.show_ = function() {
chrome.send("show", [this.id_.toString()]);
return false;
}
/**
* Tells the backend to pause this download.
*/
Download.prototype.pause_ = function() {
chrome.send("pause", [this.id_.toString()]);
return false;
}
/**
* Tells the backend to cancel this download.
*/
Download.prototype.cancel_ = function() {
chrome.send("cancel", [this.id_.toString()]);
return false;
}
///////////////////////////////////////////////////////////////////////////////
// Page:
var downloads, localStrings;
function load() {
localStrings = new LocalStrings($('l10n'));
downloads = new Downloads();
setSearch("");
}
function setSearch(searchText) {
downloads.clear();
downloads.setSearchText(searchText);
chrome.send("getDownloads", [searchText.toString()]);
}
///////////////////////////////////////////////////////////////////////////////
// Chrome callbacks:
/**
* Our history system calls this function with results from searches or when
* downloads are added or removed.
*/
function downloadsList(results) {
downloadUpdated(results);
downloads.updateSummary();
}
/**
* When a download is updated (progress, state change), this is called.
*/
function downloadUpdated(results) {
for (var i = 0, thisResult; thisResult = results[i]; i++) {
downloads.updated(thisResult);
}
}
</script>
</head>
<body onload="load();">
<div class="header">
<a href="" onclick="setSearch(''); return false;">
<img src="../../app/theme/downloads_section.png"
width="67" height="67" class="logo" border="0" /></a>
<form method="post" action=""
onsubmit="setSearch(this.term.value); return false;"
class="form">
<input type="text" name="term" id="term" />
<input type="submit" name="submit" jsvalues="value:searchbutton" />
</form>
</div>
<div class="main">
<div id="downloads-summary"></div>
<div id="downloads-display"></div>
</div>
<div class="footer">
</div>
<div id="l10n" style="display:none;">
<span id="searchresultsfor" jscontent="searchresultsfor">Search results for '%s'</span>
<span id="no_results" jscontent="no_results">No results found.</span>
<span id="downloads" jscontent="downloads">Downloads</span>
<span id="status_cancelled" jscontent="status_cancelled">Cancelled</span>
<span id="status_paused" jscontent="status_paused">Paused</span>
<span id="danger_desc" jscontent="danger_desc">This is a dangerous file</span>
<span id="danger_save" jscontent="danger_save">Save</span>
<span id="danger_discard" jscontent="danger_discard">Discard</span>
<span id="control_pause" jscontent="control_pause">Pause</span>
<span id="control_showinfolder" jscontent="control_showinfolder">Show in folder</span>
<span id="control_cancel" jscontent="control_cancel">Cancel</span>
<span id="control_resume" jscontent="control_resume">Resume</span>
</div>
</body>
</html>
|
