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transmission/web/javascript/file-row.js
2016-03-10 19:05:13 +00:00

209 lines
5.8 KiB
JavaScript

/**
* Copyright © Mnemosyne LLC
*
* This file is licensed under the GPLv2.
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*/
function FileRow(torrent, depth, name, indices, even) {
var fields = {
have: 0,
indices: [],
isWanted: true,
priorityLow: false,
priorityNormal: false,
priorityHigh: false,
me: this,
size: 0,
torrent: null
};
var elements = {
priority_low_button: null,
priority_normal_button: null,
priority_high_button: null,
progress: null,
root: null
};
var initialize = function (torrent, depth, name, indices, even) {
fields.torrent = torrent;
fields.indices = indices;
createRow(torrent, depth, name, even);
};
var refreshWantedHTML = function () {
var e = $(elements.root);
e.toggleClass('skip', !fields.isWanted);
e.toggleClass('complete', isDone());
$(e[0].checkbox).prop('disabled', !isEditable());
$(e[0].checkbox).prop('checked', fields.isWanted);
};
var refreshProgressHTML = function () {
var pct = 100 * (fields.size ? (fields.have / fields.size) : 1.0)
var c = [Transmission.fmt.size(fields.have), ' of ', Transmission.fmt.size(fields.size), ' (', Transmission.fmt.percentString(pct), '%)'].join('');
setTextContent(elements.progress, c);
};
var refreshImpl = function () {
var i,
file,
have = 0,
size = 0,
wanted = false,
low = false,
normal = false,
high = false;
// loop through the file_indices that affect this row
for (i = 0; i < fields.indices.length; ++i) {
file = fields.torrent.getFile(fields.indices[i]);
have += file.bytesCompleted;
size += file.length;
wanted |= file.wanted;
switch (file.priority) {
case -1:
low = true;
break;
case 0:
normal = true;
break;
case 1:
high = true;
break;
}
}
if ((fields.have != have) || (fields.size != size)) {
fields.have = have;
fields.size = size;
refreshProgressHTML();
}
if (fields.isWanted !== wanted) {
fields.isWanted = wanted;
refreshWantedHTML();
}
if (fields.priorityLow !== low) {
fields.priorityLow = low;
$(elements.priority_low_button).toggleClass('selected', low);
}
if (fields.priorityNormal !== normal) {
fields.priorityNormal = normal;
$(elements.priority_normal_button).toggleClass('selected', normal);
}
if (fields.priorityHigh !== high) {
fields.priorityHigh = high;
$(elements.priority_high_button).toggleClass('selected', high);
}
};
var isDone = function () {
return fields.have >= fields.size;
};
var isEditable = function () {
return (fields.torrent.getFileCount() > 1) && !isDone();
};
var createRow = function (torrent, depth, name, even) {
var e, root, box;
root = document.createElement('li');
root.className = 'inspector_torrent_file_list_entry' + (even ? 'even' : 'odd');
elements.root = root;
e = document.createElement('input');
e.type = 'checkbox';
e.className = "file_wanted_control";
e.title = 'Download file';
$(e).change(function (ev) {
fireWantedChanged($(ev.currentTarget).prop('checked'));
});
root.checkbox = e;
root.appendChild(e);
e = document.createElement('div');
e.className = 'file-priority-radiobox';
box = e;
e = document.createElement('div');
e.className = 'low';
e.title = 'Low Priority';
$(e).click(function () {
firePriorityChanged(-1);
});
elements.priority_low_button = e;
box.appendChild(e);
e = document.createElement('div');
e.className = 'normal';
e.title = 'Normal Priority';
$(e).click(function () {
firePriorityChanged(0);
});
elements.priority_normal_button = e;
box.appendChild(e);
e = document.createElement('div');
e.title = 'High Priority';
e.className = 'high';
$(e).click(function () {
firePriorityChanged(1);
});
elements.priority_high_button = e;
box.appendChild(e);
root.appendChild(box);
e = document.createElement('div');
e.className = "inspector_torrent_file_list_entry_name";
setTextContent(e, name);
$(e).click(function () {
fireNameClicked(-1);
});
root.appendChild(e);
e = document.createElement('div');
e.className = "inspector_torrent_file_list_entry_progress";
root.appendChild(e);
$(e).click(function () {
fireNameClicked(-1);
});
elements.progress = e;
$(root).css('margin-left', '' + (depth * 16) + 'px');
refreshImpl();
return root;
};
var fireWantedChanged = function (do_want) {
$(fields.me).trigger('wantedToggled', [fields.indices, do_want]);
};
var firePriorityChanged = function (priority) {
$(fields.me).trigger('priorityToggled', [fields.indices, priority]);
};
var fireNameClicked = function () {
$(fields.me).trigger('nameClicked', [fields.me, fields.indices]);
};
/***
**** PUBLIC
***/
this.getElement = function () {
return elements.root;
};
this.refresh = function () {
refreshImpl();
};
initialize(torrent, depth, name, indices, even);
};