ant-design-vue/components/vc-calendar/src/decade/DecadePanel.jsx

134 lines
3.8 KiB
Vue

import PropTypes from '../../../_util/vue-types';
import BaseMixin from '../../../_util/BaseMixin';
const ROW = 4;
const COL = 3;
function noop() {}
function goYear(direction) {
const next = this.sValue.clone();
next.add(direction, 'years');
this.setState({
sValue: next,
});
}
function chooseDecade(year, event) {
const next = this.sValue.clone();
next.year(year);
next.month(this.sValue.month());
this.__emit('select', next);
event.preventDefault();
}
export default {
name: 'DecadePanel',
mixins: [BaseMixin],
inheritAttrs: false,
props: {
locale: PropTypes.object,
value: PropTypes.object,
defaultValue: PropTypes.object,
rootPrefixCls: PropTypes.string,
renderFooter: PropTypes.func,
},
data() {
this.nextCentury = goYear.bind(this, 100);
this.previousCentury = goYear.bind(this, -100);
return {
sValue: this.value || this.defaultValue,
};
},
watch: {
value(val) {
this.sValue = val;
},
},
render() {
const value = this.sValue;
const { locale, renderFooter } = this.$props;
const currentYear = value.year();
const startYear = parseInt(currentYear / 100, 10) * 100;
const preYear = startYear - 10;
const endYear = startYear + 99;
const decades = [];
let index = 0;
const prefixCls = `${this.rootPrefixCls}-decade-panel`;
for (let rowIndex = 0; rowIndex < ROW; rowIndex++) {
decades[rowIndex] = [];
for (let colIndex = 0; colIndex < COL; colIndex++) {
const startDecade = preYear + index * 10;
const endDecade = preYear + index * 10 + 9;
decades[rowIndex][colIndex] = {
startDecade,
endDecade,
};
index++;
}
}
const footer = renderFooter && renderFooter('decade');
const decadesEls = decades.map((row, decadeIndex) => {
const tds = row.map(decadeData => {
const dStartDecade = decadeData.startDecade;
const dEndDecade = decadeData.endDecade;
const isLast = dStartDecade < startYear;
const isNext = dEndDecade > endYear;
const classNameMap = {
[`${prefixCls}-cell`]: 1,
[`${prefixCls}-selected-cell`]: dStartDecade <= currentYear && currentYear <= dEndDecade,
[`${prefixCls}-last-century-cell`]: isLast,
[`${prefixCls}-next-century-cell`]: isNext,
};
const content = `${dStartDecade}-${dEndDecade}`;
let clickHandler = noop;
if (isLast) {
clickHandler = this.previousCentury;
} else if (isNext) {
clickHandler = this.nextCentury;
} else {
clickHandler = chooseDecade.bind(this, dStartDecade);
}
return (
<td key={dStartDecade} onClick={clickHandler} role="gridcell" class={classNameMap}>
<a class={`${prefixCls}-decade`}>{content}</a>
</td>
);
});
return (
<tr key={decadeIndex} role="row">
{tds}
</tr>
);
});
return (
<div class={prefixCls}>
<div class={`${prefixCls}-header`}>
<a
class={`${prefixCls}-prev-century-btn`}
role="button"
onClick={this.previousCentury}
title={locale.previousCentury}
/>
<div class={`${prefixCls}-century`}>
{startYear}-{endYear}
</div>
<a
class={`${prefixCls}-next-century-btn`}
role="button"
onClick={this.nextCentury}
title={locale.nextCentury}
/>
</div>
<div class={`${prefixCls}-body`}>
<table class={`${prefixCls}-table`} cellspacing="0" role="grid">
<tbody class={`${prefixCls}-tbody`}>{decadesEls}</tbody>
</table>
</div>
{footer && <div class={`${prefixCls}-footer`}>{footer}</div>}
</div>
);
},
};