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redraw strategy

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This commit is contained in:
Leo Horie 2014-08-11 23:15:53 -04:00
parent 44119f43f7
commit 4281773df9
7 changed files with 182 additions and 26 deletions
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43
mithril.js
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@ -309,6 +309,7 @@ Mithril = m = new function app(window, undefined) {
function autoredraw(callback, object, group) {
return function(e) {
e = e || event
m.redraw.strategy("diff")
m.startComputation()
try {return callback.call(object, e)}
finally {
@ -339,12 +340,13 @@ Mithril = m = new function app(window, undefined) {
childNodes: []
}
var nodeCache = [], cellCache = {}
m.render = function(root, cell) {
m.render = function(root, cell, forceRecreation) {
var configs = []
if (!root) throw new Error("Please ensure the DOM element exists before rendering a template into it.")
var id = getCellCacheKey(root)
var node = root == window.document || root == window.document.documentElement ? documentNode : root
if (cellCache[id] === undefined) clear(node.childNodes)
if (forceRecreation === true) reset(root)
cellCache[id] = build(node, null, undefined, undefined, cell, cellCache[id], false, 0, null, undefined, configs)
for (var i = 0; i < configs.length; i++) configs[i]()
}
@ -359,6 +361,17 @@ Mithril = m = new function app(window, undefined) {
return value
}
m.prop = function(store) {
var prop = function() {
if (arguments.length) store = arguments[0]
return store
}
prop.toJSON = function() {
return store
}
return prop
}
var roots = [], modules = [], controllers = [], lastRedrawId = 0, computePostRedrawHook = null, prevented = false
m.module = function(root, module) {
var index = roots.indexOf(root)
@ -371,6 +384,7 @@ Mithril = m = new function app(window, undefined) {
controllers[index].onunload(event)
}
if (!isPrevented) {
m.redraw.strategy("all")
m.startComputation()
roots[index] = root
modules[index] = module
@ -390,15 +404,18 @@ Mithril = m = new function app(window, undefined) {
lastRedrawId = defer(function() {lastRedrawId = null}, 0)
}
}
m.redraw.strategy = m.prop()
function redraw() {
var mode = m.redraw.strategy()
for (var i = 0; i < roots.length; i++) {
if (controllers[i]) m.render(roots[i], modules[i].view(controllers[i]))
if (controllers[i] && mode != "none") m.render(roots[i], modules[i].view(controllers[i]), mode == "all")
}
if (computePostRedrawHook) {
computePostRedrawHook()
computePostRedrawHook = null
}
lastRedrawId = null
m.redraw.strategy("diff")
}
var pendingRequests = 0
@ -480,7 +497,6 @@ Mithril = m = new function app(window, undefined) {
for (var route in router) {
if (route == path) {
reset(root)
m.module(root, router[route])
return true
}
@ -488,7 +504,6 @@ Mithril = m = new function app(window, undefined) {
var matcher = new RegExp("^" + route.replace(/:[^\/]+?\.{3}/g, "(.*?)").replace(/:[^\/]+/g, "([^\\/]+)") + "\/?$")
if (matcher.test(path)) {
reset(root)
path.replace(matcher, function() {
var keys = route.match(/:[^\/]+/g) || []
var values = [].slice.call(arguments, 1, -2)
@ -499,11 +514,6 @@ Mithril = m = new function app(window, undefined) {
}
}
}
function reset(root) {
var cacheKey = getCellCacheKey(root)
clear(root.childNodes, cellCache[cacheKey])
cellCache[cacheKey] = undefined
}
function routeUnobtrusive(e) {
e = e || event
if (e.ctrlKey || e.metaKey || e.which == 2) return
@ -533,17 +543,10 @@ Mithril = m = new function app(window, undefined) {
function decodeSpace(string) {
return decodeURIComponent(string.replace(/\+/g, " "))
}
//model
m.prop = function(store) {
var prop = function() {
if (arguments.length) store = arguments[0]
return store
}
prop.toJSON = function() {
return store
}
return prop
function reset(root) {
var cacheKey = getCellCacheKey(root)
clear(root.childNodes, cellCache[cacheKey])
cellCache[cacheKey] = undefined
}
var none = {}