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307 lines
8.7 KiB
JavaScript
Executable File
307 lines
8.7 KiB
JavaScript
Executable File
/**********************************************************************
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*
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*
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*
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**********************************************************************/
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define(function(require){ var module = {}
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//var DEBUG = DEBUG != null ? DEBUG : true
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var toggler = require('lib/toggler')
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var actions = require('lib/actions')
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var features = require('lib/features')
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var core = require('features/core')
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var base = require('features/base')
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var widgets = require('features/ui-widgets')
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var browse = require('lib/widget/browse')
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var overlay = require('lib/widget/overlay')
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/*********************************************************************/
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// NOTE: this uses ui-chrome-hidden workspace to set the initial state
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// of the slideshow workspace.
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//
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// XXX would be a good idea to add provision for a timer to indicate
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// slideshow progress/status...
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// - make this a separate feature with a toggler
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var SlideshowActions = actions.Actions({
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config: {
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'slideshow-looping': 'on',
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'slideshow-direction': 'forward',
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'slideshow-interval': '3s',
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'slideshow-interval-max-count': 7,
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'slideshow-intervals': [
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'0.2s',
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'1s',
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'3s',
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'5s',
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'7s',
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],
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},
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// XXX use widgets.makeNestedConfigListEditor(...)???
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slideshowIntervalDialog: ['Slideshow/Slideshow interval...',
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// XXX using both widgets.makeUIDialog(..) and widgets.makeConfigListEditor(..)
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// is a bit too complicated...
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widgets.makeUIDialog(function(){
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var that = this
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// suspend the timer if it's not suspended outside...
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var suspended_timer = this.__slideshouw_timer == 'suspended'
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suspended_timer || this.suspendSlideshowTimer()
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var button_text = 'New...'
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var o = widgets.makeConfigListEditor(that, 'slideshow-intervals', {
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path: that.config['slideshow-interval'],
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new_button: button_text,
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length_limit: that.config['slideshow-interval-max-count'],
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check: Date.str2ms,
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unique: Date.str2ms,
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sort: function(a, b){
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return Date.str2ms(a) - Date.str2ms(b) },
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// NOTE: this is called when adding a new value and
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// list maximum length is reached...
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callback: function(value){
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that.config['slideshow-interval'] = value
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o.parent.close()
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},
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})
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.on('close', function(){
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// reset the timer if it was not suspended outside...
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suspended_timer || that.resetSlideshowTimer()
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})
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return o
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})],
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// XXX BUG: there are still problems with focus...
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// to reproduce:
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// click on the first option with a mouse...
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// result:
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// the top dialog is not focused...
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slideshowDialog: ['Slideshow/Slideshow settings and start...',
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widgets.makeUIDialog(function(){
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var that = this
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// suspend the timer if it's not suspended outside...
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var suspended_timer = this.__slideshouw_timer == 'suspended'
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suspended_timer || this.suspendSlideshowTimer()
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// XXX might be a good idea to make this generic...
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var _makeTogglHandler = function(toggler){
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return function(){
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var txt = $(this).find('.text').first().text()
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that[toggler]()
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o.update()
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.then(function(){ o.select(txt) })
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that.toggleSlideshow('?') == 'on'
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&& o.parent.close()
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}
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}
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var o = browse.makeLister(null, function(path, make){
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make(['Interval: ',
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function(){ return that.config['slideshow-interval'] }])
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.on('open', function(){
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var txt = $(this).find('.text').first().text()
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var oo = that.slideshowIntervalDialog()
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.on('close', function(){
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// slideshow is running -- close directly...
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if(that.toggleSlideshow('?') == 'on'){
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o.parent.close()
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} else {
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o.update()
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.then(function(){
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o.select(txt)
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})
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}
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})
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// update slideshow menu...
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.open(function(){
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o.update()
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.then(function(){
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o.select(txt)
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})
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})
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})
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make(['Direction: ',
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function(){ return that.config['slideshow-direction'] }])
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.on('open', _makeTogglHandler('toggleSlideshowDirection'))
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make(['Looping: ',
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function(){ return that.config['slideshow-looping'] }])
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.on('open', _makeTogglHandler('toggleSlideshowLooping'))
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// Start/stop...
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make([function(){
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return that.toggleSlideshow('?') == 'on' ? 'Stop' : 'Start' }])
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.on('open', function(){
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that.toggleSlideshow()
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o.parent.close()
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})
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.addClass('selected')
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})
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.on('close', function(){
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// reset the timer if it was not suspended outside...
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suspended_timer || that.resetSlideshowTimer()
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})
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o.dom.addClass('metadata-view tail-action')
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return o
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})],
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toggleSlideshowDirection: ['- Slideshow/Slideshow direction',
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core.makeConfigToggler('slideshow-direction', ['forward', 'reverse'])],
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toggleSlideshowLooping: ['- Slideshow/Slideshow looping',
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core.makeConfigToggler('slideshow-looping', ['on', 'off'])],
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toggleSlideshow: ['Slideshow/Slideshow quick toggle',
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toggler.CSSClassToggler(
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function(){ return this.ribbons.viewer },
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'slideshow-running',
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function(state){
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// start...
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if(state == 'on'){
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var that = this
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// reset the timer...
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// NOTE: this means we were in a slideshow mode so we do not
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// need to prepare...
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if(this.__slideshouw_timer){
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this.__slideshouw_timer != 'suspended'
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&& clearInterval(this.__slideshouw_timer)
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delete this.__slideshouw_timer
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// prepare for the slideshow...
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} else {
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// single image mode...
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this.toggleSingleImage('on')
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// save current workspace...
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this.pushWorkspace()
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// construct the slideshow workspace if it does
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// not exist...
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//
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// NOTE: this is partially redundant with the
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// loadWorkspace.pre handler in the feature...
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if(this.workspaces['slideshow'] == null){
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this.loadWorkspace('ui-chrome-hidden')
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this.saveWorkspace('slideshow')
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}
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// load the slideshow workspace...
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this.loadWorkspace('slideshow')
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}
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// start the timer...
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this.__slideshouw_timer = setInterval(function(){
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var cur = that.current
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// next step...
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that.config['slideshow-direction'] == 'forward' ?
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that.nextImage()
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: that.prevImage()
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// we have reached the end...
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if(that.current == cur){
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// loop...
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if(that.config['slideshow-looping'] == 'on'){
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that.config['slideshow-direction'] == 'forward' ?
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that.firstImage()
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: that.lastImage()
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// stop...
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} else {
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that.toggleSlideshow('off')
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}
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}
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}, Date.str2ms(this.config['slideshow-interval'] || '3s'))
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// stop...
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} else {
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// stop timer...
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this.__slideshouw_timer
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&& clearInterval(this.__slideshouw_timer)
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delete this.__slideshouw_timer
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// restore the original workspace...
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this.popWorkspace()
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}
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})],
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// NOTE: these can be used as pause and resume...
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resetSlideshowTimer: ['- Slideshow/',
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function(){
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this.__slideshouw_timer && this.toggleSlideshow('on')
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}],
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suspendSlideshowTimer: ['- Slideshow/',
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function(){
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if(this.__slideshouw_timer){
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clearInterval(this.__slideshouw_timer)
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this.__slideshouw_timer = 'suspended'
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}
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}],
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})
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var Slideshow =
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module.Slideshow = core.ImageGridFeatures.Feature({
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title: '',
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doc: '',
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tag: 'ui-slideshow',
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depends: [
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'ui',
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'ui-single-image',
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],
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actions: SlideshowActions,
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handlers: [
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// add a placeholder for slideshow workspace, this is to make the
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// workspace toggler show it as one of the options...
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//
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// NOTE: the slideshow workspace will get populated either on
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// loading it for the first time or on first running a
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// slideshow...
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['start',
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function(){
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if(this.workspaces['slideshow'] == null){
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this.workspaces['slideshow'] = null
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}
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}],
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// build the slideshow workspace for the first time if it's not
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// present yet (is null)...
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['loadWorkspace.pre',
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function(workspace){
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if(workspace == 'slideshow' && this.workspaces['slideshow'] == null){
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return function(){
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this.loadWorkspace('ui-chrome-hidden')
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this.saveWorkspace('slideshow')
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}
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}
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}],
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// do not leave the viewer in slideshow mode...
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['stop',
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function(){ this.toggleSlideshow('off') }]
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],
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})
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/**********************************************************************
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* vim:set ts=4 sw=4 : */
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return module })
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