release/src/router/transmission/web/javascript/file-row.js

   1 /**
   2  * Copyright © Mnemosyne LLC
   3  *
   4  * This file is licensed under the GPLv2.
   5  * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
   6  */
   7
   8 function FileRow(torrent, i)
   9 {
  10         var fields = {
  11                 have: 0,
  12                 index: 0,
  13                 isDirty: false,
  14                 isWanted: true,
  15                 priority: 0,
  16                 me: this,
  17                 size: 0,
  18                 torrent: null
  19         },
  20
  21         elements = {
  22                 priority_low_button: null,
  23                 priority_normal_button: null,
  24                 priority_high_button: null,
  25                 progress: null,
  26                 root: null
  27         },
  28
  29         initialize = function(torrent, i) {
  30                 fields.torrent = torrent;
  31                 fields.index = i;
  32                 createRow(torrent, i);
  33         },
  34
  35         readAttributes = function(file) {
  36                 if (fields.have !== file.bytesCompleted) {
  37                         fields.have = file.bytesCompleted;
  38                         fields.isDirty = true;
  39                 }
  40                 if (fields.size !== file.length) {
  41                         fields.size = file.length;
  42                         fields.isDirty = true;
  43                 }
  44                 if (fields.priority !== file.priority) {
  45                         fields.priority = file.priority;
  46                         fields.isDirty = true;
  47                 }
  48                 if (fields.isWanted !== file.wanted) {
  49                         fields.isWanted = file.wanted;
  50                         fields.isDirty = true;
  51                 }
  52         },
  53
  54         refreshWantedHTML = function()
  55         {
  56                 var e = $(elements.root);
  57                 e.toggleClass('skip', !fields.isWanted);
  58                 e.toggleClass('complete', isDone());
  59                 $(e[0].checkbox).prop('checked', fields.isWanted);
  60         },
  61         refreshPriorityHTML = function()
  62         {
  63                 $(elements.priority_high_button  ).toggleClass('selected', fields.priority ===  1 );
  64                 $(elements.priority_normal_button).toggleClass('selected', fields.priority ===  0 );
  65                 $(elements.priority_low_button   ).toggleClass('selected', fields.priority === -1 );
  66         },
  67         refreshProgressHTML = function()
  68         {
  69                 var pct = 100 * (fields.size ? (fields.have / fields.size) : 1.0),
  70                     c = [ Transmission.fmt.size(fields.have),
  71                           ' of ',
  72                           Transmission.fmt.size(fields.size),
  73                           ' (',
  74                           Transmission.fmt.percentString(pct),
  75                           '%)' ].join('');
  76                 setInnerHTML(elements.progress, c);
  77         },
  78         refreshHTML = function() {
  79                 if (fields.isDirty) {
  80                         fields.isDirty = false;
  81                         refreshProgressHTML();
  82                         refreshWantedHTML();
  83                         refreshPriorityHTML();
  84                 }
  85         },
  86         refresh = function() {
  87                 readAttributes(fields.torrent.getFile(fields.index));
  88                 refreshHTML();
  89         },
  90
  91         isDone = function () {
  92                 return fields.have >= fields.size;
  93         },
  94
  95         createRow = function(torrent, i) {
  96                 var file = torrent.getFile(i), e, name, root, box;
  97
  98                 root = document.createElement('li');
  99                 root.id = 't' + fields.torrent.getId() + 'f' + fields.index;
 100                 root.className = 'inspector_torrent_file_list_entry ' + ((i%2)?'odd':'even');
 101                 elements.root = root;
 102
 103                 e = document.createElement('input');
 104                 e.type = 'checkbox';
 105                 e.className = "file_wanted_control";
 106                 e.title = 'Download file';
 107                 $(e).change(function(ev){ fireWantedChanged( $(ev.currentTarget).prop('checked')); });
 108                 root.checkbox = e;
 109                 root.appendChild(e);
 110
 111                 e = document.createElement('div');
 112                 e.className = 'file-priority-radiobox';
 113                 box = e;
 114
 115                         e = document.createElement('div');
 116                         e.className = 'low';
 117                         e.title = 'Low Priority';
 118                         $(e).click(function(){ firePriorityChanged(-1); });
 119                         elements.priority_low_button = e;
 120                         box.appendChild(e);
 121
 122                         e = document.createElement('div');
 123                         e.className = 'normal';
 124                         e.title = 'Normal Priority';
 125                         $(e).click(function(){ firePriorityChanged(0); });
 126                         elements.priority_normal_button = e;
 127                         box.appendChild(e);
 128
 129                         e = document.createElement('div');
 130                         e.title = 'High Priority';
 131                         e.className = 'high';
 132                         $(e).click(function(){ firePriorityChanged(1); });
 133                         elements.priority_high_button = e;
 134                         box.appendChild(e);
 135
 136                 root.appendChild(box);
 137
 138                 name = file.name || 'Unknown';
 139                 name = name.substring(name.lastIndexOf('/')+1);
 140                 name = name.replace(/([\/_\.])/g, "$1&#8203;");
 141                 e = document.createElement('div');
 142                 e.className = "inspector_torrent_file_list_entry_name";
 143                 e.innerHTML = name;
 144                 root.appendChild(e);
 145
 146                 e = document.createElement('div');
 147                 e.className = "inspector_torrent_file_list_entry_progress";
 148                 root.appendChild(e);
 149                 elements.progress = e;
 150
 151                 refresh();
 152                 return root;
 153         },
 154
 155         fireWantedChanged = function(do_want) {
 156                 $(fields.me).trigger('wantedToggled',[ fields.me, do_want ]);
 157         },
 158         firePriorityChanged = function(priority) {
 159                 $(fields.me).trigger('priorityToggled',[ fields.me, priority ]);
 160         };
 161
 162         /***
 163         ****  PUBLIC
 164         ***/
 165
 166         this.getElement = function() {
 167                 return elements.root;
 168         };
 169         this.getIndex = function() {
 170                 return fields.index;
 171         };
 172         this.isEditable = function () {
 173                 return (fields.torrent.getFileCount()>1) && !isDone();
 174         };
 175
 176         initialize(torrent, i);
 177 };