Main.js

   1 /* Copyright 2011 The Dominion of Awesome
   2  * See COPYING for licensing information */
   3 enyo.kind({
   4         name: "Main",
   5         kind: "Pane",
   6         components: [
   7                 {kind: "ApplicationEvents", onWindowActivated: "windowActivated", onWindowDeactivated: "windowDeactivated"},
   8                 {name: "mainView", kind: "VFlexBox", components: [
   9                         {name: "hacksCarousel", kind: "Carousel", flex: 1, onGetLeft: "getLeft", onGetRight: "getRight", onScroll: "scrolling", onScrollStart: "startScroll", onScrollStop: "stopScroll"},
  10                         {name: "info", kind: "HFlexBox", className: "info", align: "center", style: "opacity: 0", onclick: "infoFade", components: [
  11                                 {className: "wrench", onclick: "openPreferences"},
  12                                 {name: "hacksListSelector", kind: "ListSelector", popupAlign: "left", onChange: "selectHack", style: "width: 200px"},
  13                                 {kind: "Spacer"},
  14                                 {name: "notice", className: "notice"}
  15                         ]},
  16                         {name: "noPrefsDialog", kind: "ModalDialog", caption: "No Preferences", components: [
  17                                 {kind: "Button", content: "Okay", onclick: "closeNoPrefsDialog"}
  18                         ]}
  19                 ]},
  20                 {name: "preferencesView", kind: "HackPreferences", onClose: "savePreferences"}
  21         ],
  22         hacksList: [
  23                 {name: "Labyrinth", kind: "Labyrinth"},
  24                 {name: "Nimbus", kind: "Nimbus"},
  25                 {name: "HexaSpinner", kind: "HexaSpinnerHack"},
  26                 {name: "Landscape", kind: "Landscape"},
  27                 {name: "Munch", kind: "Munch"},
  28                 {name: "Orbit", kind: "Orbit"},
  29                 {name: "Pixelfade", kind: "Pixelfade"},
  30                 //{name: "Swarm", kind: "Swarm"},       // crashy
  31                 //{name: "Spinner.CGA", kind: "XSpinnerCGA"}, // no webfont support
  32                 {name: "Spinner", kind: "XSpinner"}
  33         ],
  34         create: function() {
  35                 this.inherited(arguments);
  36                 try {
  37                         this.index = parseInt(localStorage.getItem('hack.index'));
  38                         if (!this.index)
  39                                 this.index = 0;
  40                 } catch(e) {
  41                         enyo.log("Could not load last hack index");
  42                         this.index = 0;
  43                 }
  44                 this.lastScrollPos = 0;
  45                 this.$.hacksCarousel.setCenterView(this.getHack(this.index));
  46         },
  47         ready: function() {
  48                 var displayList = [];
  49                 for (var i = 0; i < this.hacksList.length; i++) {
  50                         displayList.push({
  51                                 caption: this.hacksList[i].name,
  52                                 value: i
  53                         });
  54                 }
  55                 this.$.hacksListSelector.setItems(displayList);
  56                 this.$.hacksListSelector.setValue(this.index);
  57                 this.startHack();
  58                 window.addEventListener('resize', this.resizeHack.bind(this), false);
  59                 this.setNotice('Swipe for more...');
  60         },
  61         setNotice: function(notice) {
  62                 this.$.notice.setContent(notice);
  63                 this.infoFade();
  64         },
  65         infoFade: function() {
  66                 this.$.info.setStyle('opacity: 1');
  67
  68                 clearTimeout(this.noticeTimer);
  69                 this.noticeTimer = setTimeout(function() {
  70                         this.$.info.setStyle('opacity: 0');
  71                         setTimeout(function() {
  72                                 this.$.notice.setContent('');
  73                         }.bind(this), 600);
  74                 }.bind(this), 5000);
  75         },
  76         openPreferences: function() {
  77                 var view = this.$.hacksCarousel.fetchView('center');
  78
  79                 var meta = view.getPreferencesMetadata();
  80                 if (meta.length) {
  81                         view.stop();
  82                         var values = view.getPreferences();
  83                         this.$.preferencesView.load(this.hacksList[this.index].name, meta, values);
  84                         this.selectView(this.$.preferencesView);
  85                 } else {
  86                         this.$.noPrefsDialog.openAtCenter();
  87                 }
  88         },
  89         savePreferences: function(inSender, prefs) {
  90                 var view = this.$.hacksCarousel.fetchView('center');
  91                 if (prefs == null) {
  92                         enyo.log("Clearing prefs");
  93                         view.resetPreferences(prefs);
  94                         this.selectHack(this, this.index);
  95                 } else {
  96                         enyo.log("Saving prefs: " + JSON.stringify(prefs));
  97                         view.setPreferences(prefs);
  98                         view.start();
  99                 }
 100                 this.back();
 101         },
 102         windowActivated: function() {
 103                 this.startHack();
 104         },
 105         windowDeactivated: function() {
 106                 this.stopHack();
 107         },
 108         selectHack: function(inSender, inValue) {
 109                 this.stopHack();
 110                 this.index = inValue;
 111                 this.lastScrollPos = 0;
 112                 this.$.hacksCarousel.setCenterView(this.getHack(this.index));
 113                 // For some reason, setCenterView above fires the startScroll
 114                 // event without a subsequent stopScroll event.  To work around
 115                 // this, we defer the start until later.
 116                 setTimeout(function() { this.startHack() }.bind(this), 20);
 117         },
 118         startHack: function(direction) {
 119                 var view = this.$.hacksCarousel.fetchView(direction || 'center');
 120                 //enyo.log('starting view ' + view);
 121                 if (view)
 122                         view.start();
 123                 try {
 124                         localStorage.setItem('hack.index', this.index);
 125                 } catch(e) {
 126                         enyo.log("Could not set hack index");
 127                 }
 128         },
 129         stopHack: function(direction) {
 130                 var view = this.$.hacksCarousel.fetchView(direction || 'center');
 131                 //enyo.log('stopping view ' + view);
 132                 if (view)
 133                         view.stop();
 134         },
 135         resizeHack: function() {
 136                 var view = this.$.hacksCarousel.fetchView('center');
 137                 if (view)
 138                         view.resize(window.innerWidth, window.innerHeight);
 139                 var view = this.$.hacksCarousel.fetchView('left');
 140                 if (view)
 141                         view.resize(window.innerWidth, window.innerHeight);
 142                 var view = this.$.hacksCarousel.fetchView('right');
 143                 if (view)
 144                         view.resize(window.innerWidth, window.innerHeight);
 145         },
 146         hackHidden: function(direction) {
 147                 var view = this.$.hacksCarousel.fetchView(direction);
 148                 //enyo.log('view ' + view + ' hidden');
 149                 if (view)
 150                         view.hidden();
 151         },
 152         getHack: function(index) {
 153                 return {kind: this.hacksList[index].kind};
 154         },
 155         getLeft: function(inSender, inSnap) {
 156                 if (inSnap && this.index > 0) {
 157                         this.index--;
 158                         this.$.hacksListSelector.setValue(this.index);
 159                         this.hackHidden('right');
 160                         this.infoFade();
 161                 }
 162                 if (this.index == 0)
 163                         return null;
 164                 else
 165                         return this.getHack(this.index - 1);
 166         },
 167         getRight: function(inSender, inSnap) {
 168                 if (inSnap && this.index < this.hacksList.length) {
 169                         this.index++;
 170                         this.$.hacksListSelector.setValue(this.index);
 171                         this.hackHidden('left');
 172                         this.infoFade();
 173                 }
 174                 if (this.index == this.hacksList.length - 1)
 175                         return null;
 176                 else
 177                         return this.getHack(this.index + 1);
 178         },
 179         scrolling: function(inSender) {
 180                 if (inSender.scrollLeft == 0 || inSender.scrollLeft == inSender.getBoundaries().right)
 181                         this.startHack();
 182         },
 183         startScroll: function(inSender) {
 184                 this.stopHack();
 185         },
 186         stopScroll: function(inSender) {
 187                 this.lastScrollPos = this.$.hacksCarousel.scrollLeft;
 188                 this.startHack();
 189         },
 190         closeNoPrefsDialog: function() {
 191                 this.$.noPrefsDialog.close();
 192         }
 193 });