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Refactor PDFAttachmentView to be more class-like and to separate functionality into methods

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Tim van der Meij 2015-01-27 22:51:39 +01:00
parent b17da309ed
commit ea1d37eb0d
2 changed files with 55 additions and 39 deletions
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63
web/pdf_outline_view.js
View File

@ -17,48 +17,63 @@
'use strict';
var PDFOutlineView = function documentOutlineView(options) {
var outline = options.outline;
var outlineView = options.outlineView;
while (outlineView.firstChild) {
outlineView.removeChild(outlineView.firstChild);
var PDFOutlineView = (function PDFOutlineViewClosure() {
function PDFOutlineView(options) {
this.container = options.container;
this.outline = options.outline;
this.linkService = options.linkService;
}
PDFOutlineView.prototype = {
reset: function PDFOutlineView_reset() {
var container = this.container;
while (container.firstChild) {
container.removeChild(container.firstChild);
}
},
_bindLink: function PDFOutlineView_bindLink(element, item) {
var linkService = this.linkService;
element.href = linkService.getDestinationHash(item.dest);
element.onclick = function goToDestination(e) {
linkService.navigateTo(item.dest);
return false;
};
},
render: function PDFOutlineView_render() {
var outline = this.outline;
this.reset();
if (!outline) {
return;
}
var linkService = options.linkService;
function bindItemLink(domObj, item) {
domObj.href = linkService.getDestinationHash(item.dest);
domObj.onclick = function documentOutlineViewOnclick(e) {
linkService.navigateTo(item.dest);
return false;
};
}
var queue = [{parent: outlineView, items: outline}];
var queue = [{ parent: this.container, items: this.outline }];
while (queue.length > 0) {
var levelData = queue.shift();
var i, n = levelData.items.length;
for (i = 0; i < n; i++) {
for (var i = 0, len = levelData.items.length; i < len; i++) {
var item = levelData.items[i];
var div = document.createElement('div');
div.className = 'outlineItem';
var a = document.createElement('a');
bindItemLink(a, item);
a.textContent = item.title;
div.appendChild(a);
var element = document.createElement('a');
this._bindLink(element, item);
element.textContent = item.title;
div.appendChild(element);
if (item.items.length > 0) {
var itemsDiv = document.createElement('div');
itemsDiv.className = 'outlineItems';
div.appendChild(itemsDiv);
queue.push({parent: itemsDiv, items: item.items});
queue.push({ parent: itemsDiv, items: item.items });
}
levelData.parent.appendChild(div);
}
}
};
}
};
return PDFOutlineView;
})();

7
web/viewer.js
View File

@ -966,15 +966,16 @@ var PDFViewerApplication = {
var promises = [pagesPromise, this.animationStartedPromise];
Promise.all(promises).then(function() {
pdfDocument.getOutline().then(function(outline) {
var outlineView = document.getElementById('outlineView');
var container = document.getElementById('outlineView');
self.outline = new PDFOutlineView({
container: container,
outline: outline,
outlineView: outlineView,
linkService: self
});
self.outline.render();
document.getElementById('viewOutline').disabled = !outline;
if (!outline && !outlineView.classList.contains('hidden')) {
if (!outline && !container.classList.contains('hidden')) {
self.switchSidebarView('thumbs');
}
if (outline &&