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namespace('kivi', function(k){
'use strict';

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var CLASSES = {
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active: 'active',
actionbar: 'layout-actionbar',
disabled: 'layout-actionbar-action-disabled',
action: 'layout-actionbar-action',
combobox: 'layout-actionbar-combobox',
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};
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k.ActionBarCombobox = function(e) {
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this.combobox = e;
this.head = e.childNodes[0];
this.topAction = this.head.childNodes[0];
this.toggle = this.head.childNodes[1];
this.list = e.childNodes[0];
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this.init();
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};
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k.ActionBarCombobox.prototype = {
init: function() {
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var obj = this;
var toggler = function(event){
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$('div.' + CLASSES.combobox + '[id!=' + obj.combobox.id + ']').removeClass(CLASSES.active);
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$(obj.combobox).toggleClass(CLASSES.active);
event.stopPropagation();
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};

$(obj.toggle).on('click', toggler);

var data = $(this.topAction).data('action') || {};
if (!data.call && !data.submit)
$(this.topAction).on('click', toggler);
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}
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};

k.ActionBarAccesskeys = {
known_keys: {
'enter': 13,
'esc': 27,
},
actions: {},
bound_targets: {},

add_accesskey: function (target, keystring, action) {
if (target === undefined) {
target = 'document';
}
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var normalized = $.map(String.prototype.split.call(keystring, '+'), function(val, i) {
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switch (val) {
case 'ctrl':
case 'alt': return val;
case 'enter': return 13;
default:
if (val.length == 1) {
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return val.charChodeAt(0);
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} else if (val % 1 === 0) {
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return val;
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} else {
console.log('can not normalize access key token: ' + val);
}
}
}).join('+');

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if (!(target in this.actions))
this.actions[target] = {};
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this.actions[target][normalized] = action;
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},

bind_targets: function(){
for (var target in this.actions) {
if (target in this.bound_targets) continue;
$(target).on('keypress', null, { 'target': target }, this.handle_accesskey);
this.bound_targets[target] = 1;
}
},

handle_accesskey: function(e,t) {
var target = e.data.target;
var key = e.which;
var accesskey = '';
if (e.ctrlKey) accesskey += 'crtl+'
if (e.altKey) accesskey += 'alt+'
accesskey += e.which;

// special case. HTML elements that make legitimate use of enter will also trigger the enter accesskey.
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// so. if accesskey is '13' and the event source is one of these (currently only textareas & combo boxes) ignore it.
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// higher level widgets will usually prevent their key events from bubbling if used.
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if ( (accesskey == 13)
&& ( (e.target.tagName == 'TEXTAREA')
|| (e.target.tagName == 'SELECT')))
return true;
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if ((target in k.ActionBarAccesskeys.actions) && (accesskey in k.ActionBarAccesskeys.actions[target])) {
e.stopPropagation();
k.ActionBarAccesskeys.actions[target][accesskey].click();

// and another special case.
// if the form contains submit buttons the default action will click them instead.
// prevent that
if (accesskey == 13) return false;
}
return true;
}
};
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k.ActionBarAction = function(e) {
var data = $(e).data('action');
if (undefined === data) return;
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if (data.disabled) {
$(e).addClass(CLASSES.disabled);
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if (!data.tooltip && (data.disabled != '1'))
data.tooltip = data.disabled;
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}
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if (data.accesskey) {
if (data.submit) {
k.ActionBarAccesskeys.add_accesskey(data.submit[0], data.accesskey, $(e));
}
if (data.call) {
k.ActionBarAccesskeys.add_accesskey(undefined, data.accesskey, $(e));
}
}

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if (data.tooltip) {
$(e).tooltipster({ content: data.tooltip, theme: 'tooltipster-light' });
}

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if (data.call || data.submit || data.link) {
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$(e).click(function(event) {
var $hidden, key, func, check;
if ($(e).hasClass(CLASSES.disabled)) {
event.stopPropagation();
return;
}
if (data.checks) {
for (var i=0; i < data.checks.length; i++) {
check = data.checks[i];
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if (check.constructor !== Array)
check = [ check ];
func = kivi.get_function_by_name(check[0]);
if (!func)
console.log('Cannot find check function: ' + check);
if (!func.apply(document, check.slice(1)))
return;
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}
}
if (data.confirm && !confirm(data.confirm)) return;
if (data.call) {
func = kivi.get_function_by_name(data.call[0]);
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func.apply(document, data.call.slice(1));
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}
if (data.submit) {
var form = data.submit[0];
var params = data.submit[1];
for (key in params) {
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$('[name=' + key + ']').remove();
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$hidden = $('<input type=hidden>');
$hidden.attr('name', key);
$hidden.attr('value', params[key]);
$(form).append($hidden);
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}
$(form).submit();
}
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if (data.link) {
window.location.href = data.link;
}
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});
}
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};
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});

$(function(){
$('div.layout-actionbar .layout-actionbar-action').each(function(_, e) {
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kivi.ActionBarAction(e)
});
$('div.layout-actionbar-combobox').each(function(_, e) {
$(e).data('combobox', new kivi.ActionBarCombobox(e));
});
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$(document).click(function() {
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$('div.layout-actionbar-combobox').removeClass('active');
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});
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kivi.ActionBarAccesskeys.bind_targets();
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});