yetangitu/pdf.js
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Adds EventBus.

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This commit is contained in:
Yury Delendik 2016-04-25 17:57:15 -05:00
parent 55581b162e
commit 7fd3db9977
17 changed files with 510 additions and 151 deletions
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22
web/pdf_sidebar.js
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@ -44,6 +44,7 @@ var SidebarView = {
* (in which the viewer element is placed).
* @property {HTMLDivElement} outerContainer - The outer container
* (encasing both the viewer and sidebar elements).
* @property {EventBus} eventBus - The application event bus.
* @property {HTMLButtonElement} toggleButton - The button used for
* opening/closing the sidebar.
* @property {HTMLButtonElement} thumbnailButton - The button used to show
@ -85,6 +86,7 @@ var PDFSidebar = (function PDFSidebarClosure() {
this.mainContainer = options.mainContainer;
this.outerContainer = options.outerContainer;
this.eventBus = options.eventBus;
this.toggleButton = options.toggleButton;
this.thumbnailButton = options.thumbnailButton;
@ -272,11 +274,10 @@ var PDFSidebar = (function PDFSidebarClosure() {
* @private
*/
_dispatchEvent: function PDFSidebar_dispatchEvent() {
var event = document.createEvent('CustomEvent');
event.initCustomEvent('sidebarviewchanged', true, true, {
view: this.visibleView,
this.eventBus.dispatch('sidebarviewchanged', {
source: this,
view: this.visibleView
});
this.outerContainer.dispatchEvent(event);
},
/**
@ -339,8 +340,8 @@ var PDFSidebar = (function PDFSidebarClosure() {
});
// Disable/enable views.
self.outlineView.addEventListener('outlineloaded', function(evt) {
var outlineCount = evt.detail.outlineCount;
self.eventBus.on('outlineloaded', function(e) {
var outlineCount = e.outlineCount;
self.outlineButton.disabled = !outlineCount;
if (!outlineCount && self.active === SidebarView.OUTLINE) {
@ -348,8 +349,8 @@ var PDFSidebar = (function PDFSidebarClosure() {
}
});
self.attachmentsView.addEventListener('attachmentsloaded', function(evt) {
var attachmentsCount = evt.detail.attachmentsCount;
self.eventBus.on('attachmentsloaded', function(e) {
var attachmentsCount = e.attachmentsCount;
self.attachmentsButton.disabled = !attachmentsCount;
if (!attachmentsCount && self.active === SidebarView.ATTACHMENTS) {
@ -358,9 +359,8 @@ var PDFSidebar = (function PDFSidebarClosure() {
});
// Update the thumbnailViewer, if visible, when exiting presentation mode.
window.addEventListener('presentationmodechanged', function(evt) {
if (!evt.detail.active && !evt.detail.switchInProgress &&
self.isThumbnailViewVisible) {
self.eventBus.on('presentationmodechanged', function(e) {
if (!e.active && !e.switchInProgress && self.isThumbnailViewVisible) {
self._updateThumbnailViewer();
}
});