mirror of https://github.com/espruino/BangleApps
91 lines
2.5 KiB
JavaScript
91 lines
2.5 KiB
JavaScript
{
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const s = require("Storage");
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const SETTINGS = s.readJSON("fastload.json") || {};
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let loadingScreen = function(){
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g.reset();
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let x = g.getWidth()/2;
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let y = g.getHeight()/2;
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g.setColor(g.theme.bg);
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g.fillRect(x-49, y-19, x+49, y+19);
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g.setColor(g.theme.fg);
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g.drawRect(x-50, y-20, x+50, y+20);
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g.setFont("6x8");
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g.setFontAlign(0,0);
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g.drawString("Fastloading...", x, y);
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g.flip(true);
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};
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let cache = s.readJSON("fastload.cache") || {};
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let checkApp = function(n){
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// no widgets, no problem
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if (!global.WIDGETS) return true;
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let app = s.read(n);
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if (cache[n] && E.CRC32(app) == cache[n].crc)
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return cache[n].fast;
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cache[n] = {};
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cache[n].fast = app.includes("Bangle.loadWidgets");
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cache[n].crc = E.CRC32(app);
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s.writeJSON("fastload.cache", cache);
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return cache[n].fast;
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};
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global._load = load;
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let slowload = function(n){
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global._load(n);
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};
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let fastload = function(n){
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if (!n || checkApp(n)){
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// Bangle.load can call load, to prevent recursion this must be the system load
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global.load = slowload;
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Bangle.load(n);
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// if fastloading worked, we need to set load back to this method
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global.load = fastload;
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}
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else
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slowload(n);
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};
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global.load = fastload;
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let appHistory, resetHistory, recordHistory;
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if (SETTINGS.useAppHistory){
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appHistory = s.readJSON("fastload.history.json",true)||[];
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resetHistory = ()=>{appHistory=[];s.writeJSON("fastload.history.json",appHistory);};
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recordHistory = ()=>{s.writeJSON("fastload.history.json",appHistory);};
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}
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Bangle.load = (o => (name) => {
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if (Bangle.uiRemove && !SETTINGS.hideLoading) loadingScreen();
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if (SETTINGS.useAppHistory){
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if (name && name!=".bootcde" && !(name=="quicklaunch.app.js" && SETTINGS.disregardQuicklaunch)) {
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// store the name of the app to launch
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appHistory.push(name);
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} else if (name==".bootcde") { // when Bangle.showClock is called
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resetHistory();
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} else if (name=="quicklaunch.app.js" && SETTINGS.disregardQuicklaunch) {
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// do nothing with history
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} else {
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// go back in history
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appHistory.pop();
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name = appHistory[appHistory.length-1];
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}
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}
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if (SETTINGS.autoloadLauncher && !name){
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let orig = Bangle.load;
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Bangle.load = (n)=>{
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Bangle.load = orig;
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fastload(n);
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};
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Bangle.showLauncher();
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Bangle.load = orig;
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} else
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o(name);
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})(Bangle.load);
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if (SETTINGS.useAppHistory) E.on('kill', ()=>{if (!BTN.read()) recordHistory(); else resetHistory();}); // Usually record history, but reset it if long press of HW button was used.
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}
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