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https://github.com/the-djmaze/snappymail.git
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Removed unused code from JavaScript files
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djmaze
parent
dc233bfc90
commit
1b331aca32
12 changed files with 140 additions and 427 deletions
182
vendors/keymaster/keymaster.js
vendored
182
vendors/keymaster/keymaster.js
vendored
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@ -2,7 +2,7 @@
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// (c) 2011-2013 Thomas Fuchs
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// keymaster.js may be freely distributed under the MIT license.
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;(function(global){
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(global=>{
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var k,
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_handlers = {},
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_mods = { 16: false, 18: false, 17: false, 91: false },
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@ -37,22 +37,6 @@
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for(k=1;k<20;k++) _MAP['f'+k] = 111+k;
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// IE doesn't support Array#indexOf, so have a simple replacement
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function index(array, item){
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var i = array.length;
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while(i--) if(array[i]===item) return i;
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return -1;
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}
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// for comparing mods before unassignment
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function compareArray(a1, a2) {
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if (a1.length != a2.length) return false;
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for (var i = 0; i < a1.length; i++) {
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if (a1[i] !== a2[i]) return false;
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}
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return true;
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}
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var modifierMap = {
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16:'shiftKey',
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18:'altKey',
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@ -61,14 +45,14 @@
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};
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function updateModifierKey(event) {
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for(k in _mods) _mods[k] = event[modifierMap[k]];
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};
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}
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// handle keydown event
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function dispatch(event) {
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var key, handler, k, i, modifiersMatch, scope;
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key = event.keyCode;
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if (index(_downKeys, key) == -1) {
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if (!_downKeys.includes(key)) {
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_downKeys.push(key);
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}
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@ -100,8 +84,8 @@
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// check if modifiers match if any
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modifiersMatch = handler.mods.length > 0;
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for(k in _mods)
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if((!_mods[k] && index(handler.mods, +k) > -1) ||
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(_mods[k] && index(handler.mods, +k) == -1)) modifiersMatch = false;
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if((!_mods[k] && handler.mods.includes(+k)) ||
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(_mods[k] && !handler.mods.includes(+k))) modifiersMatch = false;
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// call the handler and stop the event if neccessary
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if((handler.mods.length == 0 && !_mods[16] && !_mods[18] && !_mods[17] && !_mods[91]) || modifiersMatch){
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if(handler.method(event, handler)===false){
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@ -113,12 +97,12 @@
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}
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}
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}
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};
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}
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// unset modifier keys on keyup
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function clearModifier(event){
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var key = event.keyCode, k,
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i = index(_downKeys, key);
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i = _downKeys.indexOf(key);
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// remove key from _downKeys
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if (i >= 0) {
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@ -130,12 +114,12 @@
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_mods[key] = false;
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for(k in _MODIFIERS) if(_MODIFIERS[k] == key) assignKey[k] = false;
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}
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};
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}
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function resetModifiers() {
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for(k in _mods) _mods[k] = false;
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for(k in _MODIFIERS) assignKey[k] = false;
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};
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for(let k in _mods) _mods[k] = false;
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for(let k in _MODIFIERS) assignKey[k] = false;
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}
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// parse and assign shortcut
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function assignKey(key, scope, method){
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@ -146,7 +130,7 @@
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scope = 'all';
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}
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bScopeIsArray = !!(typeof scope !== 'string' && scope.length && typeof scope[0] === 'string');
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bScopeIsArray = !!(typeof scope !== 'string' && scope.length && typeof scope[0] === 'string');
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// for each shortcut
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for (var i = 0; i < keys.length; i++) {
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@ -163,61 +147,14 @@
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// ...store handler
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if (!(key in _handlers)) _handlers[key] = [];
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if (bScopeIsArray) {
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for (var j = 0; j < scope.length; j++) {
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_handlers[key].push({ shortcut: keys[i], scope: scope[j], method: method, key: keys[i], mods: mods });
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}
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} else {
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_handlers[key].push({ shortcut: keys[i], scope: scope, method: method, key: keys[i], mods: mods });
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}
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}
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};
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// unbind all handlers for given key in current scope
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function unbindKey(key, scope) {
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var multipleKeys, keys,
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mods = [],
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i, j, obj;
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multipleKeys = getKeys(key);
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for (j = 0; j < multipleKeys.length; j++) {
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keys = multipleKeys[j].split('+');
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if (keys.length > 1) {
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mods = getMods(keys);
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key = keys[keys.length - 1];
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}
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key = code(key);
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if (scope === undefined) {
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scope = getScope();
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}
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if (!_handlers[key]) {
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return;
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}
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for (i = 0; i < _handlers[key].length; i++) {
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obj = _handlers[key][i];
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// only clear handlers if correct scope and mods match
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if (obj.scope === scope && compareArray(obj.mods, mods)) {
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_handlers[key][i] = {};
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}
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if (bScopeIsArray) {
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for (var j = 0; j < scope.length; j++) {
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_handlers[key].push({ shortcut: keys[i], scope: scope[j], method: method, key: keys[i], mods: mods });
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}
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} else {
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_handlers[key].push({ shortcut: keys[i], scope: scope, method: method, key: keys[i], mods: mods });
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}
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}
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};
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// Returns true if the key with code 'keyCode' is currently down
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// Converts strings into key codes.
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function isPressed(keyCode) {
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if (typeof(keyCode)=='string') {
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keyCode = code(keyCode);
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}
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return index(_downKeys, keyCode) != -1;
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}
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function getPressedKeyCodes() {
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return _downKeys.slice(0);
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}
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function filter(event){
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@ -230,76 +167,39 @@
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for(k in _MODIFIERS) assignKey[k] = false;
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// set current scope (default 'all')
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function setScope(scope){ _scope = scope || 'all' };
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function getScope(){ return _scope || 'all' };
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// delete all handlers for a given scope
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function deleteScope(scope){
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var key, handlers, i;
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for (key in _handlers) {
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handlers = _handlers[key];
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for (i = 0; i < handlers.length; ) {
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if (handlers[i].scope === scope) handlers.splice(i, 1);
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else i++;
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const
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setScope = scope => { _scope = scope || 'all' },
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getScope = () => _scope || 'all',
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// abstract key logic for assign and unassign
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getKeys = key => {
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var keys;
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key = key.replace(/\s/g, '');
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keys = key.split(',');
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if ((keys[keys.length - 1]) == '') {
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keys[keys.length - 2] += ',';
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}
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}
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};
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// abstract key logic for assign and unassign
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function getKeys(key) {
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var keys;
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key = key.replace(/\s/g, '');
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keys = key.split(',');
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if ((keys[keys.length - 1]) == '') {
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keys[keys.length - 2] += ',';
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}
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return keys;
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}
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// abstract mods logic for assign and unassign
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function getMods(key) {
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var mods = key.slice(0, key.length - 1);
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for (var mi = 0; mi < mods.length; mi++)
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mods[mi] = _MODIFIERS[mods[mi]];
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return mods;
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}
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// cross-browser events
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function addEvent(object, event, method) {
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if (object.addEventListener)
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object.addEventListener(event, method, false);
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else if(object.attachEvent)
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object.attachEvent('on'+event, function(){ method(window.event) });
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};
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return keys;
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},
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// abstract mods logic for assign and unassign
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getMods = key => {
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var mods = key.slice(0, key.length - 1);
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for (var mi = 0; mi < mods.length; mi++)
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mods[mi] = _MODIFIERS[mods[mi]];
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return mods;
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};
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// set the handlers globally on document
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addEvent(document, 'keydown', function(event) { dispatch(event) }); // Passing _scope to a callback to ensure it remains the same by execution. Fixes #48
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addEvent(document, 'keyup', clearModifier);
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document.addEventListener('keydown', function(event) { dispatch(event) }); // Passing _scope to a callback to ensure it remains the same by execution. Fixes #48
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document.addEventListener('keyup', clearModifier);
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// reset modifiers to false whenever the window is (re)focused.
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addEvent(window, 'focus', resetModifiers);
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window.addEventListener('focus', resetModifiers);
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// store previously defined key
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var previousKey = global.key;
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// restore previously defined key and return reference to our key object
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function noConflict() {
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var k = global.key;
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global.key = previousKey;
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return k;
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}
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// set window.key and window.key.set/get/deleteScope, and the default filter
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// set window.key and window.key.set/get, and the default filter
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global.key = assignKey;
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global.key.setScope = setScope;
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global.key.getScope = getScope;
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global.key.deleteScope = deleteScope;
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global.key.filter = filter;
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global.key.isPressed = isPressed;
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global.key.getPressedKeyCodes = getPressedKeyCodes;
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global.key.noConflict = noConflict;
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global.key.unbind = unbindKey;
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if(typeof module !== 'undefined') module.exports = key;
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