web-apps/vendor/framework7/src/js/push-state.js
2016-11-11 16:24:21 +03:00

113 lines
4 KiB
JavaScript

/*======================================================
************ Handle Browser's History ************
======================================================*/
app.pushStateQueue = [];
app.pushStateClearQueue = function () {
if (app.pushStateQueue.length === 0) return;
var queue = app.pushStateQueue.pop();
var animatePages;
if (app.params.pushStateNoAnimation === true) animatePages = false;
if (queue.action === 'back') {
app.router.back(queue.view, {animatePages: animatePages});
}
if (queue.action === 'loadPage') {
app.router.load(queue.view, {url: queue.stateUrl, animatePages: animatePages, pushState: false});
}
if (queue.action === 'loadContent') {
app.router.load(queue.view, {content: queue.stateContent, animatePages: animatePages, pushState: false});
}
if (queue.action === 'loadPageName') {
app.router.load(queue.view, {pageName: queue.statePageName, url: queue.stateUrl, animatePages: animatePages, pushState: false});
}
};
app.initPushState = function () {
var blockPopstate = true;
$(window).on('load', function () {
setTimeout(function () {
blockPopstate = false;
}, 0);
});
if (document.readyState && document.readyState === 'complete') {
blockPopstate = false;
}
function handlePopState(e) {
if (blockPopstate) return;
var mainView = app.mainView;
if (!mainView) return;
var state = e.state;
if (!state) {
state = {
viewIndex: app.views.indexOf(mainView),
url : mainView.history[0]
};
}
if (state.viewIndex < 0) return;
var view = app.views[state.viewIndex];
var stateUrl = state && state.url || undefined;
var stateContent = state && state.content || undefined;
var statePageName = state && state.pageName || undefined;
var animatePages;
if (app.params.pushStateNoAnimation === true) animatePages = false;
if (stateUrl !== view.url) {
if (view.history.indexOf(stateUrl) >= 0) {
// Go Back
if (view.allowPageChange) {
app.router.back(view, {url:undefined, animatePages: animatePages, pushState: false, preloadOnly:false});
}
else {
app.pushStateQueue.push({
action: 'back',
view: view
});
}
}
else if (stateContent) {
// Load Page
if (view.allowPageChange) {
app.router.load(view, {content:stateContent, animatePages: animatePages, pushState: false});
}
else {
app.pushStateQueue.unshift({
action: 'loadContent',
stateContent: stateContent,
view: view
});
}
}
else if (statePageName) {
// Load Page by page name with Dom Cache
if (view.allowPageChange) {
app.router.load(view, {pageName:statePageName, url: stateUrl, animatePages: animatePages, pushState: false});
}
else {
app.pushStateQueue.unshift({
action: 'loadPageName',
statePageName: statePageName,
view: view
});
}
}
else {
// Load Page
if (view.allowPageChange) {
app.router.load(view, {url:stateUrl, animatePages: animatePages, pushState: false});
}
else {
app.pushStateQueue.unshift({
action: 'loadPage',
stateUrl: stateUrl,
view: view
});
}
}
}
}
$(window).on('popstate', handlePopState);
};