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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var DetailsView = (function() {
'use strict';
// We inherit from DivView.
var superClass = DivView;
/**
* The DetailsView displays the "log" view. This class keeps track of the
* selected SourceEntries, and repaints when they change.
*
* @constructor
*/
function DetailsView(boxId) {
superClass.call(this, boxId);
this.sourceEntries_ = [];
// Map of source IDs to their corresponding DIVs.
this.sourceIdToDivMap_ = {};
// True when there's an asychronous repaint outstanding.
this.outstandingRepaint_ = false;
// ID of source entry we should jump to after the oustanding repaint.
// 0 if none, or there's no such repaint.
this.outstandingScrollToId_ = 0;
}
// The delay between updates to repaint.
var REPAINT_TIMEOUT_MS = 50;
DetailsView.prototype = {
// Inherit the superclass's methods.
__proto__: superClass.prototype,
setData: function(sourceEntries) {
// Make a copy of the array (in case the caller mutates it), and sort it
// by the source ID.
this.sourceEntries_ = createSortedCopy_(sourceEntries);
// Repaint the view.
if (this.isVisible() && !this.outstandingRepaint_) {
this.outstandingRepaint_ = true;
window.setTimeout(this.repaint.bind(this),
REPAINT_TIMEOUT_MS);
}
},
repaint: function() {
this.outstandingRepaint_ = false;
this.sourceIdToDivMap_ = {};
this.getNode().innerHTML = '';
var node = this.getNode();
for (var i = 0; i < this.sourceEntries_.length; ++i) {
if (i != 0)
addNode(node, 'hr');
var sourceEntry = this.sourceEntries_[i];
var div = addNode(node, 'div');
div.className = 'log-source-entry';
var p = addNode(div, 'p');
addNodeWithText(p, 'h4',
sourceEntry.getSourceId() + ': ' +
sourceEntry.getSourceTypeString());
if (sourceEntry.getDescription())
addNodeWithText(p, 'h4', sourceEntry.getDescription());
var logEntries = sourceEntry.getLogEntries();
var startDate = timeutil.convertTimeTicksToDate(logEntries[0].time);
var startTimeDiv = addNodeWithText(p, 'div', 'Start Time: ');
timeutil.addNodeWithDate(startTimeDiv, startDate);
sourceEntry.printAsText(div);
this.sourceIdToDivMap_[sourceEntry.getSourceId()] = div;
}
if (this.outstandingScrollToId_) {
this.scrollToSourceId(this.outstandingScrollToId_);
this.outstandingScrollToId_ = 0;
}
},
show: function(isVisible) {
superClass.prototype.show.call(this, isVisible);
if (isVisible) {
this.repaint();
} else {
this.getNode().innerHTML = '';
}
},
/**
* Scrolls to the source indicated by |sourceId|, if displayed. If a
* repaint is outstanding, waits for it to complete before scrolling.
*/
scrollToSourceId: function(sourceId) {
if (this.outstandingRepaint_) {
this.outstandingScrollToId_ = sourceId;
return;
}
var div = this.sourceIdToDivMap_[sourceId];
if (div)
div.scrollIntoView();
}
};
function createSortedCopy_(origArray) {
var sortedArray = origArray.slice(0);
sortedArray.sort(function(a, b) {
return a.getSourceId() - b.getSourceId();
});
return sortedArray;
}
return DetailsView;
})();
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