165 lines
4.7 KiB
JavaScript
165 lines
4.7 KiB
JavaScript
/*
|
|
* Copyright (c) 2015, b3log.org
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
var Tabs = function (obj) {
|
|
obj._$tabsPanel = $(obj.id + " > .tabs-panel");
|
|
obj._$tabs = $(obj.id + " > .tabs");
|
|
obj._stack = [];
|
|
|
|
this.obj = obj;
|
|
this.obj.STACKSIZE = 64;
|
|
|
|
this._init(obj);
|
|
|
|
// DOM 元素存在时,应顺序入栈
|
|
var _it = this;
|
|
$(obj.id + " > .tabs > div").each(function () {
|
|
var id = $(this).data("index");
|
|
if (obj._stack.length === _it.obj.STACKSIZE) {
|
|
obj._stack.splice(0, 1);
|
|
}
|
|
if (obj._stack[obj._stack.length - 1] !== id) {
|
|
_it.obj._stack.push(id);
|
|
}
|
|
});
|
|
|
|
};
|
|
|
|
$.extend(Tabs.prototype, {
|
|
_init: function (obj) {
|
|
var _that = this;
|
|
|
|
obj._$tabs.on("click", "div", function (event) {
|
|
if ($(this).hasClass('current')) {
|
|
return false;
|
|
}
|
|
|
|
var id = $(this).data("index");
|
|
_that.setCurrent(id);
|
|
if (typeof (obj.clickAfter) === "function") {
|
|
obj.clickAfter(id);
|
|
}
|
|
});
|
|
|
|
obj._$tabs.on("click", ".ico-close", function (event) {
|
|
var id = $(this).parent().data("index"),
|
|
isRemove = true;
|
|
|
|
if (typeof obj.removeBefore === 'function') {
|
|
isRemove = obj.removeBefore(id);
|
|
}
|
|
|
|
if (isRemove) {
|
|
_that.del(id);
|
|
}
|
|
event.stopPropagation();
|
|
});
|
|
},
|
|
_hasId: function (id) {
|
|
var $tabs = this.obj._$tabs;
|
|
if ($tabs.find("div[data-index=" + id + "]").length === 0) {
|
|
return false;
|
|
}
|
|
return true;
|
|
},
|
|
add: function (data) {
|
|
// 添加当前 tab
|
|
if (this.getCurrentId() === data.id) {
|
|
return false;
|
|
}
|
|
|
|
// 当前 tab 已经存在
|
|
if (this._hasId(data.id)) {
|
|
this.setCurrent(data.id);
|
|
return false;
|
|
}
|
|
|
|
var $tabsPanel = this.obj._$tabsPanel,
|
|
$tabs = this.obj._$tabs;
|
|
|
|
$tabs.append('<div data-index="' + data.id + '">'
|
|
+ data.title + ' <span class="ico-close font-ico"></span></div>');
|
|
$tabsPanel.append('<div data-index="' + data.id + '">' + data.content
|
|
+ '</div>');
|
|
|
|
this.setCurrent(data.id);
|
|
|
|
if (typeof data.after === 'function') {
|
|
data.after();
|
|
}
|
|
},
|
|
del: function (id) {
|
|
var $tabsPanel = this.obj._$tabsPanel,
|
|
$tabs = this.obj._$tabs,
|
|
stack = this.obj._stack,
|
|
prevId = null;
|
|
|
|
$tabs.children("div[data-index='" + id + "']").remove();
|
|
$tabsPanel.children("div[data-index='" + id + "']").remove();
|
|
|
|
// 移除堆栈中该 id
|
|
for (var i = 0; i < stack.length; i++) {
|
|
if (id === stack[i]) {
|
|
stack.splice(i, 1);
|
|
i--;
|
|
}
|
|
}
|
|
|
|
prevId = stack[stack.length - 1];
|
|
|
|
if (typeof this.obj.removeAfter === 'function') {
|
|
this.obj.removeAfter(id, prevId);
|
|
}
|
|
|
|
this.setCurrent(prevId);
|
|
},
|
|
getCurrentId: function () {
|
|
var $tabs = this.obj._$tabs;
|
|
return $tabs.children(".current").data("index");
|
|
},
|
|
setCurrent: function (id) {
|
|
if (!id) {
|
|
return false;
|
|
}
|
|
|
|
var $tabsPanel = this.obj._$tabsPanel,
|
|
$tabs = this.obj._$tabs;
|
|
|
|
var $currentTab = $tabs.children(".current");
|
|
if ($currentTab.data("index") === id) {
|
|
return false;
|
|
}
|
|
|
|
// tab 顺序入栈,如栈满则清除
|
|
var stack = this.obj._stack;
|
|
if (stack.length === this.obj.STACKSIZE) {
|
|
stack.splice(0, 1);
|
|
}
|
|
if (stack[stack.length - 1] !== id) {
|
|
this.obj._stack.push(id);
|
|
}
|
|
|
|
$tabs.children("div").removeClass("current");
|
|
$tabsPanel.children("div").hide();
|
|
|
|
$tabs.children("div[data-index='" + id + "']").addClass("current");
|
|
$tabsPanel.children("div[data-index='" + id + "']").show();
|
|
|
|
if (typeof this.obj.setAfter === 'function') {
|
|
this.obj.setAfter();
|
|
}
|
|
}
|
|
}); |