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Current File : /var/www/html/libs/absol-form/js/editor/UndoHistory.js import FCore from "../core/FCore";
import EventEmitter from "absol/src/HTML5/EventEmitter";
import Context from "absol/src/AppPattern/Context";
import '../../css/undohistory.css';
import R from "../R";
import BaseEditor from "../core/BaseEditor";
import Dom from "absol/src/HTML5/Dom";
import WindowManager from "../dom/WindowManager";
var _ = FCore._;
var $ = FCore.$;
function UndoHistory() {
BaseEditor.call(this);
this._lastPosition = undefined;
this.items = [];
this.lastItemIndex = this.items.length - 1;
}
Object.defineProperties(UndoHistory.prototype, Object.getOwnPropertyDescriptors(BaseEditor.prototype));
UndoHistory.prototype.constructor = UndoHistory;
UndoHistory.prototype.CONFIG_STORE_KEY = "AS_UndoHistory_config";
UndoHistory.prototype.config = {
windowStyle: {
left: '57px',
top: Dom.getScreenSize().height - 230 + 'px'
}
};
UndoHistory.prototype.getView = function () {
if (this.$view) return this.$view;
this.$view = _({
attr: { tabIndex: '1' },
class: ['as-undo-history'],
child: [
{
class: 'as-undo-history-header-name',
child: {
tag: 'span',
child: { text: 'History' }
}
},
{
class: 'as-undo-history-active-buttons',
child: [
{
tag: 'button',
class: 'as-undo-history-active-undo',
attr: {
title: 'Undo'
},
props: {
disabled: true
},
child: 'span.mdi.mdi-undo'
},
{
tag: 'button',
class: 'as-undo-history-active-redo',
attr: {
title: 'Redo'
},
props: {
disabled: true
},
child: 'span.mdi.mdi-redo'
},
{
class: 'as-undo-history-active-buttons-right-container',
child: {
tag: 'button',
attr: {
title: 'Clear'
},
class: 'as-undo-history-active-clear',
child: 'span.mdi.mdi-delete'
}
}
]
},
{
tag: 'bscroller',
class: ['as-undo-history-item-list'],
child: this.items.map(function (item) {
return item.getView()
})
}
],
on: {
keydown: this.ev_cmdKeyDown.bind(this)
}
});
this.$list = $('.as-undo-history-item-list', this.$view);
this.$undoBtn = $('button.as-undo-history-active-undo', this.$view)
.on('click', this.undo.bind(this));
this.$redoBtn = $('button.as-undo-history-active-redo', this.$view)
.on('click', this.redo.bind(this));
this.$clear = $('button.as-undo-history-active-clear', this.$view)
.on('click', this.clear.bind(this));
return this.$view;
};
UndoHistory.prototype.checkout = function (item, viewOnly) {
var cItem;
var found = false;
for (var i = this.items.length - 1; i >= 0; --i) {
cItem = this.items[i];
if (cItem == item) {
cItem.setActive(true);
found = true;
this.lastItemIndex = i;
}
else {
cItem.setActive(false);
}
cItem.setDisabled(!found);
}
this.$list.scrollInto(item.getView());
this.$undoBtn.disabled = this.lastItemIndex <= 0;
this.$redoBtn.disabled = this.lastItemIndex >= this.items.length - 1;
if (!viewOnly) this.emit('checkout', { type: 'checkout', target: this, item: item }, this);
};
UndoHistory.prototype.undo = function () {
if (this.lastItemIndex > 0) {
this.checkout(this.items[this.lastItemIndex - 1]);
}
};
UndoHistory.prototype.redo = function () {
if (this.lastItemIndex < this.items.length - 1) {
this.checkout(this.items[this.lastItemIndex + 1]);
}
}
/**
* @param {String} type
* @param {*} data
* @param {String} description
* @param {Date} timestamp
*/
UndoHistory.prototype.commit = function (type, data, description, timestamp) {
var item;
while (this.items.length > this.lastItemIndex + 1) {
item = this.items.pop();
item.getView().remove();
}
var res = new UndoHistoryItem(this, type, data, description, timestamp);
this.items.push(res);
this.$list.addChild(res.getView());
this.checkout(res, true);
return res;
};
UndoHistory.prototype.clear = function () {
if (this.items.length < 2) return;
var lastItem = this.items.pop();
var lastData = lastItem.data;
lastItem.getView().remove();
while (this.items.length > 0) {
lastItem = this.items.pop();
lastItem.getView().remove();
}
this.commit('clear', lastData, 'Clear History');
}
UndoHistory.prototype.renew = function () {
var lastItem;
while (this.items.length > 0) {
lastItem = this.items.pop();
lastItem.getView().remove();
}
};
UndoHistory.prototype.ev_cmdKeyDown = function (event) {
this.editor && this.editor.ev_cmdKeyDown(event);
};
/**
* @param {UndoHistory}parent
* @param {String} type
* @param {*} data
* @param {String} description
* @param {Date} timestamp
*/
export function UndoHistoryItem(parent, type, data, description, timestamp) {
this.parent = parent;
this.type = type || 'edit';
this.data = data;
this.description = description || 'Change';
this.timestamp = timestamp || new Date();
this._active = false;
this._disabled = false;
}
UndoHistoryItem.prototype.typeIcon = {
move: 'span.mdi.mdi-move-resize',
remove: 'span.mdi.mdi-delete-variant[style="color: rgb(255,59,59)"]',
'edit-attribute': 'span.mdi.mdi-circle-edit-outline',
edit: 'span.mdi.mdi-circle-edit-outline',
add: 'span.mdi.mdi-pen-plus',
'set-data': 'span.mdi.mdi-open-in-app',
'move-resize': 'span.mdi.mdi-move-resize',
'move-order': 'span.mdi.mdi-arrow-up-down-bold',
'clear': 'span.mdi.mdi-check-outline',
'cut': 'span.mdi.mdi-content-cut'
};
UndoHistoryItem.prototype.setActive = function (bool) {
this._active = !!bool;
if (this.$view) {
if (bool) {
this.$view.addClass('as-undo-history-item-active');
}
else {
this.$view.removeClass('as-undo-history-item-active');
}
}
};
UndoHistoryItem.prototype.setDisabled = function (bool) {
this._disabled = !!bool;
if (this.$view) {
if (bool) {
this.$view.addClass('as-undo-history-item-disabled');
}
else {
this.$view.removeClass('as-undo-history-item-disabled');
}
}
};
UndoHistoryItem.prototype.getActive = function () {
return this._active;
};
UndoHistoryItem.prototype.getView = function () {
if (this.$view) return this.$view;
this.$view = _({
class: ['as-undo-history-item'].concat(this._active ? ['as-undo-history-item-active'] : []).concat(this._disabled ? ['as-undo-history-item-disabled'] : []),
attr: {
title: this.timestamp.toLocaleTimeString()
},
child: [
{
class: 'as-undo-history-item-icon-container',
child: this.typeIcon[this.type]
},
{
text: this.description
}
],
on: {
click: this.ev_click.bind(this)
}
});
return this.$view;
};
UndoHistoryItem.prototype.ev_click = function (event) {
this.parent.checkout(this);
};
export default UndoHistory; 
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