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Merge pull request #5895 from Snuffleupagus/viewer-pref-init-refactor

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Re-factor and clean-up some preference related code in viewer.js
This commit is contained in:
Tim van der Meij 2015-04-01 20:54:19 +02:00
commit a7e6f6d4d0
1 changed files with 30 additions and 39 deletions
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69
web/viewer.js
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@ -111,6 +111,7 @@ var PDFViewerApplication = {
preferenceSidebarViewOnLoad: SidebarView.NONE,
preferencePdfBugEnabled: false,
preferenceShowPreviousViewOnLoad: true,
preferenceDefaultZoomValue: '',
isViewerEmbedded: (window.parent !== window),
url: '',
@ -231,9 +232,9 @@ var PDFViewerApplication = {
}),
Preferences.get('showPreviousViewOnLoad').then(function resolved(value) {
self.preferenceShowPreviousViewOnLoad = value;
if (!value && window.history.state) {
window.history.replaceState(null, '');
}
}),
Preferences.get('defaultZoomValue').then(function resolved(value) {
self.preferenceDefaultZoomValue = value;
}),
Preferences.get('disableTextLayer').then(function resolved(value) {
if (PDFJS.disableTextLayer === true) {
@ -259,7 +260,6 @@ var PDFViewerApplication = {
Preferences.get('useOnlyCssZoom').then(function resolved(value) {
PDFJS.useOnlyCssZoom = value;
})
// TODO move more preferences and other async stuff here
]).catch(function (reason) { });
@ -881,48 +881,39 @@ var PDFViewerApplication = {
if (!PDFJS.disableHistory && !self.isViewerEmbedded) {
// The browsing history is only enabled when the viewer is standalone,
// i.e. not when it is embedded in a web page.
if (!self.preferenceShowPreviousViewOnLoad && window.history.state) {
window.history.replaceState(null, '');
}
PDFHistory.initialize(self.documentFingerprint, self);
}
});
// Fetch the necessary preference values.
var defaultZoomValue;
var defaultZoomValuePromise =
Preferences.get('defaultZoomValue').then(function (prefValue) {
defaultZoomValue = prefValue;
});
store.initializedPromise.then(function resolved() {
var storedHash = null;
if (self.preferenceShowPreviousViewOnLoad &&
store.get('exists', false)) {
var pageNum = store.get('page', '1');
var zoom = self.preferenceDefaultZoomValue ||
store.get('zoom', self.pdfViewer.currentScale);
var left = store.get('scrollLeft', '0');
var top = store.get('scrollTop', '0');
var storePromise = store.initializedPromise;
Promise.all([firstPagePromise, storePromise, defaultZoomValuePromise]).then(
function resolved() {
var storedHash = null;
if (PDFViewerApplication.preferenceShowPreviousViewOnLoad &&
store.get('exists', false)) {
var pageNum = store.get('page', '1');
var zoom = defaultZoomValue ||
store.get('zoom', self.pdfViewer.currentScale);
var left = store.get('scrollLeft', '0');
var top = store.get('scrollTop', '0');
storedHash = 'page=' + pageNum + '&zoom=' + zoom + ',' +
left + ',' + top;
} else if (self.preferenceDefaultZoomValue) {
storedHash = 'page=1&zoom=' + self.preferenceDefaultZoomValue;
}
self.setInitialView(storedHash, scale);
storedHash = 'page=' + pageNum + '&zoom=' + zoom + ',' +
left + ',' + top;
} else if (defaultZoomValue) {
storedHash = 'page=1&zoom=' + defaultZoomValue;
}
self.setInitialView(storedHash, scale);
// Make all navigation keys work on document load,
// unless the viewer is embedded in a web page.
if (!self.isViewerEmbedded) {
self.pdfViewer.focus();
// Make all navigation keys work on document load,
// unless the viewer is embedded in a web page.
if (!self.isViewerEmbedded) {
self.pdfViewer.focus();
//#if (FIREFOX || MOZCENTRAL)
// self.pdfViewer.blur();
// self.pdfViewer.blur();
//#endif
}
}, function rejected(reason) {
console.error(reason);
firstPagePromise.then(function () {
}
}, function rejected(reason) {
console.error(reason);
self.setInitialView(null, scale);
});
});