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解决index索引组件存在的2个bug(1.索引首位字母定位不准确2.滑动超出边界报错) #244

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解决index索引组件存在的2个bug(1.索引首位字母定位不准确2.滑动超出边界报错) #244

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20 changes: 5 additions & 15 deletions dist/index/index.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -99,26 +99,16 @@ Component({
triggerCallback(options){
this.triggerEvent('change',options)
},
handlerFixedTap(event){
const eindex = event.currentTarget.dataset.index;
const item = this.getCurrentItem(eindex);
this.setData({
scrollTop : item.top,
currentName : item.currentName,
isTouches : true
})
this.triggerCallback({
index : eindex,
current : item.currentName
})
},
handlerTouchMove(event){
const data = this.data;
const touches = event.touches[0] || {};
const pageY = touches.pageY;
const rest = pageY - data.startTop;
let index = Math.ceil( rest/data.itemHeight );
let index = Math.floor( rest/data.itemHeight );
index = index >= data.itemLength ? data.itemLength -1 : index;
if(index<0){
return ;
}
const movePosition = this.getCurrentItem(index);

/*
Expand Down Expand Up @@ -155,4 +145,4 @@ Component({
}).exec()
}
}
})
})
2 changes: 1 addition & 1 deletion dist/index/index.wxml
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@
wx:for="{{fixedData}}"
wx:key="{{index}}"
data-index="{{index}}"
catchtap="handlerFixedTap">
>
{{item}}
</view>
</view>
Expand Down
20 changes: 5 additions & 15 deletions src/index/index.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -99,26 +99,16 @@ Component({
triggerCallback(options){
this.triggerEvent('change',options)
},
handlerFixedTap(event){
const eindex = event.currentTarget.dataset.index;
const item = this.getCurrentItem(eindex);
this.setData({
scrollTop : item.top,
currentName : item.currentName,
isTouches : true
})
this.triggerCallback({
index : eindex,
current : item.currentName
})
},
handlerTouchMove(event){
const data = this.data;
const touches = event.touches[0] || {};
const pageY = touches.pageY;
const rest = pageY - data.startTop;
let index = Math.ceil( rest/data.itemHeight );
let index = Math.floor( rest/data.itemHeight );
index = index >= data.itemLength ? data.itemLength -1 : index;
if(index<0){
return ;
}
const movePosition = this.getCurrentItem(index);

/*
Expand Down Expand Up @@ -155,4 +145,4 @@ Component({
}).exec()
}
}
})
})
2 changes: 1 addition & 1 deletion src/index/index.wxml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@
wx:for="{{fixedData}}"
wx:key="{{index}}"
data-index="{{index}}"
catchtap="handlerFixedTap">
>
{{item}}
</view>
</view>
Expand Down