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table theader 重构可以共存

This commit is contained in:
“jonyshi” 2018-12-01 13:45:06 +08:00
parent 1d2d104129
commit 568e5fa96b
1 changed files with 114 additions and 58 deletions
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172
src/TableHeader.js
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@ -70,55 +70,31 @@ class TableHeader extends Component {
// shouldComponentUpdate(nextProps) { // shouldComponentUpdate(nextProps) {
// return !shallowequal(nextProps, this.props); // return !shallowequal(nextProps, this.props);
// } // }
/** /**
* 动态绑定th line 事件 * 动态绑定th line 事件
* type 为false 为增加事件 * type 为false 为增加事件
* eventSource 为false 给 th 内部的div增加事件 * eventSource 为false 给 th 内部的div增加事件
*/ */
thEventListen(events,type){ thEventListen(events,type,eventSource){
let {ths,cols} = this.table; let {ths,cols} = this.table;
for (let index = 0; index < ths.length; index++) { for (let index = 0; index < ths.length; index++) {
const element = ths[index];//.getAttribute('data-type'); const element = ths[index];//.getAttribute('data-type');
if(!element.getAttribute('data-th-fixed')){ if(!element.getAttribute('data-th-fixed')){
const colLine = element.children[0];
for (let i = 0; i < events.length; i++) { for (let i = 0; i < events.length; i++) {
const _event = events[i]; const _event = events[i];
if(type == "remove"){ let _dataSource = eventSource?element:colLine;
element.removeEventListener(_event.key,_event.fun); if(type === "remove"){
_dataSource.removeEventListener(_event.key,_event.fun);
}else{ }else{
element.addEventListener(_event.key,_event.fun); _dataSource.addEventListener(_event.key,_event.fun);
} }
} }
} }
} }
} }
/**
* 动态绑定th line 事件
* type 为false 为增加事件
* eventSource 为false 给 th 内部的div增加事件
*/
// thEventListen(events,type,eventSource){
// let {ths,cols} = this.table;
// for (let index = 0; index < ths.length; index++) {
// const element = ths[index];//.getAttribute('data-type');
// const colLine = element.children[0];
// debugger;
// // const online = (ths[index]).get
// // .getAttribute('data-type');
// if(!element.getAttribute('data-th-fixed')){
// for (let i = 0; i < events.length; i++) {
// const _event = events[i];
// let _dataSource = eventSource?element:colLine;
// if(type == "remove"){
// _dataSource.removeEventListener(_event.key,_event.fun);
// }else{
// _dataSource.addEventListener(_event.key,_event.fun);
// }
// }
// }
// }
// }
bodyEventListen(events,type){ bodyEventListen(events,type){
for (let i = 0; i < events.length; i++) { for (let i = 0; i < events.length; i++) {
@ -134,13 +110,13 @@ class TableHeader extends Component {
componentDidUpdate(){ componentDidUpdate(){
this.initTable(); this.initTable();
this.initEvent(); this.initEvent();
this.initDragAbleEvent(); // this.initDragAbleEvent();
} }
componentDidMount(){ componentDidMount(){
this.initTable(); this.initTable();
this.initEvent(); this.initEvent();
this.initDragAbleEvent(); // this.initDragAbleEvent();
} }
/** /**
@ -148,12 +124,28 @@ class TableHeader extends Component {
*/ */
initEvent(){ initEvent(){
let events = [ let events = [
{key:'mousedown',fun:this.onLineMouseDown},
{key:'mouseup', fun:this.onLineMouseUp}, {key:'mouseup', fun:this.onLineMouseUp},
{key:'mousemove', fun:this.onLineMouseMove} {key:'mousemove', fun:this.onLineMouseMove}
]; ];
this.thEventListen(events); this.thEventListen(events,'',true);//表示把事件添加到th元素上
this.thEventListen([{key:'mousedown',fun:this.onLineMouseDown}]);//表示把事件添加到竖线
this.bodyEventListen([{key:'mouseup',fun:this.bodyonLineMouseMove}]); this.bodyEventListen([{key:'mouseup',fun:this.bodyonLineMouseMove}]);
//拖拽交换列事件
this.thEventListen([{key:'mousedown',fun:this.dragAbleMouseDown}],'',true);//表示把事件添加到竖线
}
/**
* 移除拖拽宽度的事件
*/
removeDragBorderEvent(){
let events = [
{key:'mouseup', fun:this.onLineMouseUp},
{key:'mousemove', fun:this.onLineMouseMove}
];
this.thEventListen(events,'remove',true);//表示把事件添加到th元素上
this.thEventListen([{key:'mousedown',fun:this.onLineMouseDown}],'remove');//表示把事件添加到竖线
this.bodyEventListen([{key:'mouseup',fun:this.bodyonLineMouseMove}],'remove');
} }
/** /**
@ -177,7 +169,6 @@ class TableHeader extends Component {
const { clsPrefix } = this.props; const { clsPrefix } = this.props;
Event.stopPropagation(e); Event.stopPropagation(e);
let event = Event.getEvent(e); let event = Event.getEvent(e);
console.log(event.target,this.drag.option);
if(this.drag.option != "border"){ if(this.drag.option != "border"){
return false; return false;
} }
@ -188,14 +179,13 @@ class TableHeader extends Component {
if(newWidth > this.drag.minWidth){ if(newWidth > this.drag.minWidth){
currentCols.style.width = newWidth +'px'; currentCols.style.width = newWidth +'px';
} }
console.log("------------",newWidth);
}; };
onLineMouseDown = (e) => { onLineMouseDown = (e) => {
Event.stopPropagation(e); Event.stopPropagation(e);
let event = Event.getEvent(e); let event = Event.getEvent(e);
const { clsPrefix, contentTable } = this.props; const { clsPrefix, contentTable } = this.props;
console.log("--this.onLineMouseDown----");
let currentIndex = parseInt(Event.getTarget(event).getAttribute("data-line-index")); let currentIndex = parseInt(Event.getTarget(event).getAttribute("data-line-index"));
let defaultWidth = Event.getTarget(event).getAttribute("data-th-width"); let defaultWidth = Event.getTarget(event).getAttribute("data-th-width");
let currentObj = this.table.cols[currentIndex]; let currentObj = this.table.cols[currentIndex];
@ -221,45 +211,111 @@ class TableHeader extends Component {
} }
// --------------------------------------th---------------------------------------- // --------------------------------------th----------------------------------------
dragAbleMouseDown = (e) => {
Event.stopPropagation(e);
let event = Event.getEvent(e);
event.target.setAttribute('draggable',true);//添加交换列效果
this.drag.option = 'dragAble';
this.removeDragBorderEvent();//清理掉拖拽列宽的事件
this.addDragAbleEvent(); //添加拖拽交换列的事件
}
/** /**
* 拖拽交换列的事件处理 * 拖拽交换列的事件处理
*/ */
initDragAbleEvent(){ addDragAbleEvent (){
let events = [ let events = [
{key:'dragstart',fun:this.onDragStart}, {key:'dragstart',fun:this.onDragStart},//用户开始拖动元素时触发
{key:'dragover', fun:this.onDragOver}, {key:'dragover', fun:this.onDragOver},//当某被拖动的对象在另一对象容器范围内拖动时触发此事件
{key:'drop', fun:this.onDrop}, {key:'drop', fun:this.onDrop}, //在一个拖动过程中，释放鼠标键时触发此事件
{key:'dragenter', fun:this.onDragEnter} {key:'dragenter', fun:this.onDragEnter} //当被鼠标拖动的对象进入其容器范围内时触发此事件
]; ];
this.thEventListen(events,'',"th"); this.thEventListen(events,'',true);
// this.bodyEventListen([{key:'mouseup',fun:this.bodyonDragMouseMove}]); // this.bodyEventListen([{key:'mouseup',fun:this.bodyonDragMouseMove}]);
} }
onDragStart = (event, data) => { // removeDragAbleEvent(){
// let events = [
// {key:'dragstart',fun:this.onDragStart},
// {key:'dragover', fun:this.onDragOver},
// {key:'drop', fun:this.onDrop},
// {key:'dragenter', fun:this.onDragEnter}
// ];
// this.thEventListen(events,'remove',true);
// }
onDragStart = (e) => {
let event = Event.getEvent(e);
if(this.drag.option === 'border'){return;}
let currentIndex = parseInt(Event.getTarget(event).getAttribute("data-line-index"));
let currentKey = event.target.getAttribute('data-line-key');
event.dataTransfer.effectAllowed = "move"; event.dataTransfer.effectAllowed = "move";
event.dataTransfer.setData("Text", data.key); event.dataTransfer.setData("Text", currentKey);
this.currentObj = data; this.currentObj = this.props.rows[0][currentIndex];
event.dataTransfer.setDragImage(event.target, 0, 0); event.dataTransfer.setDragImage(event.target, 0, 0);
this.props.onDragStart(event, data); // this.props.onDragStart(event, this.currentObj);
}; };
onDragOver = (event, data) => { onDragOver = (e) => {
if (!this.currentObj || this.currentObj.key == data.key) return; // let event = Event.getEvent(e);
// if(this.drag.option === 'border'){return;}
// let data = this.getCurrentEventData(e);
// if (!this.currentObj || this.currentObj.key == data.key) return;
event.preventDefault(); event.preventDefault();
this.props.onDragOver(event, data);
}; };
onDragEnter = (event, data) => { /**
if (!this.currentObj || this.currentObj.key == data.key) return; * 当被鼠标拖动的对象进入其容器范围内时触发此事件。【目标事件】
this.props.onDragEnter(event, data); * @memberof TableHeader
*/
onDragEnter = (e) => {
// let event = Event.getEvent(e);
if(this.drag.option === 'border'){return;}
let data = this.getCurrentEventData(e);
if (!this.currentObj || this.currentObj.key == data.key) return;
// this.props.onDragEnter(event, data);
}; };
onDrop = (event, data) => { /**
* 在一个拖动过程中，释放鼠标键时触发此事件。【目标事件】
* @memberof TableHeader
*/
onDrop = (e) => {
if(this.drag.option === 'border'){return;}
let data = this.getCurrentEventData(e);
if (!this.currentObj || this.currentObj.key == data.key) return; if (!this.currentObj || this.currentObj.key == data.key) return;
this.props.onDrop(event, data); this.props.onDrop(event,{dragSource:this.currentObj,dragTarg:data});
}; };
getCurrentEventData(e){
let event = Event.getEvent(e);
let key = event.target.getAttribute('data-line-key');
let data = this.props.rows[0].find(da=>da.key == key);
if(data){
return data;
}else{
console.log(" getCurrentEventData data is null ");
return null;
}
}
// --------------------------------------拖拽列交换----------------------------------------
onMouseOver = (event, data) => { onMouseOver = (event, data) => {
//如果是固定列没有拖拽功能 //如果是固定列没有拖拽功能
if (this.border || data.fixed) return; if (this.border || data.fixed) return;
@ -694,7 +750,7 @@ class TableHeader extends Component {
key:columIndex key:columIndex
}; };
da.onClick ?thDefaultObj.onClick = (e)=>{da.onClick(da, e)}:""; da.onClick ?thDefaultObj.onClick = (e)=>{da.onClick(da, e)}:"";
return (<th {...thDefaultObj} />) return (<th {...thDefaultObj} data-th-fixed={da.fixed} />)
} }
})} })}
</tr> </tr>