lh-chs-ui
Version:
A Component Library for Vue.js.
430 lines (369 loc) • 13.6 kB
JavaScript
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/***/127:
/***/function _(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
// EXTERNAL MODULE: external "element-ui/lib/utils/resize-event"
var resize_event_ = __webpack_require__(16);
// EXTERNAL MODULE: external "element-ui/lib/utils/scrollbar-width"
var scrollbar_width_ = __webpack_require__(39);
var scrollbar_width_default = /*#__PURE__*/__webpack_require__.n(scrollbar_width_);
// EXTERNAL MODULE: external "element-ui/lib/utils/util"
var util_ = __webpack_require__(3);
// EXTERNAL MODULE: external "element-ui/lib/utils/dom"
var dom_ = __webpack_require__(2);
// CONCATENATED MODULE: ./packages/scrollbar/src/util.js
var BAR_MAP = {
vertical: {
offset: 'offsetHeight',
scroll: 'scrollTop',
scrollSize: 'scrollHeight',
size: 'height',
key: 'vertical',
axis: 'Y',
client: 'clientY',
direction: 'top'
},
horizontal: {
offset: 'offsetWidth',
scroll: 'scrollLeft',
scrollSize: 'scrollWidth',
size: 'width',
key: 'horizontal',
axis: 'X',
client: 'clientX',
direction: 'left'
}
};
function renderThumbStyle(_ref) {
var move = _ref.move,
size = _ref.size,
bar = _ref.bar;
var style = {};
var translate = 'translate' + bar.axis + '(' + move + '%)';
style[bar.size] = size;
style.transform = translate;
style.msTransform = translate;
style.webkitTransform = translate;
return style;
};
// CONCATENATED MODULE: ./packages/scrollbar/src/bar.js
/* istanbul ignore next */
/* harmony default export */var src_bar = {
name: 'Bar',
props: {
vertical: Boolean,
size: String,
move: Number
},
computed: {
bar: function bar() {
return BAR_MAP[this.vertical ? 'vertical' : 'horizontal'];
},
wrap: function wrap() {
return this.$parent.wrap;
}
},
render: function render(h) {
var size = this.size,
move = this.move,
bar = this.bar;
return h('div', {
'class': ['el-scrollbar__bar', 'is-' + bar.key],
on: {
'mousedown': this.clickTrackHandler
}
}, [h('div', {
ref: 'thumb',
'class': 'el-scrollbar__thumb',
on: {
'mousedown': this.clickThumbHandler
},
style: renderThumbStyle({ size: size, move: move, bar: bar }) })]);
},
methods: {
clickThumbHandler: function clickThumbHandler(e) {
// prevent click event of right button
if (e.ctrlKey || e.button === 2) {
return;
}
this.startDrag(e);
this[this.bar.axis] = e.currentTarget[this.bar.offset] - (e[this.bar.client] - e.currentTarget.getBoundingClientRect()[this.bar.direction]);
},
clickTrackHandler: function clickTrackHandler(e) {
var offset = Math.abs(e.target.getBoundingClientRect()[this.bar.direction] - e[this.bar.client]);
var thumbHalf = this.$refs.thumb[this.bar.offset] / 2;
var thumbPositionPercentage = (offset - thumbHalf) * 100 / this.$el[this.bar.offset];
this.wrap[this.bar.scroll] = thumbPositionPercentage * this.wrap[this.bar.scrollSize] / 100;
},
startDrag: function startDrag(e) {
e.stopImmediatePropagation();
this.cursorDown = true;
Object(dom_["on"])(document, 'mousemove', this.mouseMoveDocumentHandler);
Object(dom_["on"])(document, 'mouseup', this.mouseUpDocumentHandler);
document.onselectstart = function () {
return false;
};
},
mouseMoveDocumentHandler: function mouseMoveDocumentHandler(e) {
if (this.cursorDown === false) return;
var prevPage = this[this.bar.axis];
if (!prevPage) return;
var offset = (this.$el.getBoundingClientRect()[this.bar.direction] - e[this.bar.client]) * -1;
var thumbClickPosition = this.$refs.thumb[this.bar.offset] - prevPage;
var thumbPositionPercentage = (offset - thumbClickPosition) * 100 / this.$el[this.bar.offset];
this.wrap[this.bar.scroll] = thumbPositionPercentage * this.wrap[this.bar.scrollSize] / 100;
},
mouseUpDocumentHandler: function mouseUpDocumentHandler(e) {
this.cursorDown = false;
this[this.bar.axis] = 0;
Object(dom_["off"])(document, 'mousemove', this.mouseMoveDocumentHandler);
document.onselectstart = null;
}
},
destroyed: function destroyed() {
Object(dom_["off"])(document, 'mouseup', this.mouseUpDocumentHandler);
}
};
// CONCATENATED MODULE: ./packages/scrollbar/src/main.js
// reference https://github.com/noeldelgado/gemini-scrollbar/blob/master/index.js
/* istanbul ignore next */
/* harmony default export */var main = {
name: 'ElScrollbar',
components: { Bar: src_bar },
props: {
native: Boolean,
wrapStyle: {},
wrapClass: {},
viewClass: {},
viewStyle: {},
noresize: Boolean, // 如果 container 尺寸不会发生变化，最好设置它可以优化性能
tag: {
type: String,
default: 'div'
}
},
data: function data() {
return {
sizeWidth: '0',
sizeHeight: '0',
moveX: 0,
moveY: 0
};
},
computed: {
wrap: function wrap() {
return this.$refs.wrap;
}
},
render: function render(h) {
var gutter = scrollbar_width_default()();
var style = this.wrapStyle;
if (gutter) {
var gutterWith = '-' + gutter + 'px';
var gutterStyle = 'margin-bottom: ' + gutterWith + '; margin-right: ' + gutterWith + ';';
if (Array.isArray(this.wrapStyle)) {
style = Object(util_["toObject"])(this.wrapStyle);
style.marginRight = style.marginBottom = gutterWith;
} else if (typeof this.wrapStyle === 'string') {
style += gutterStyle;
} else {
style = gutterStyle;
}
}
var view = h(this.tag, {
class: ['el-scrollbar__view', this.viewClass],
style: this.viewStyle,
ref: 'resize'
}, this.$slots.default);
var wrap = h('div', {
ref: 'wrap',
style: style,
on: {
'scroll': this.handleScroll
},
'class': [this.wrapClass, 'el-scrollbar__wrap', gutter ? '' : 'el-scrollbar__wrap--hidden-default'] }, [[view]]);
var nodes = void 0;
if (!this.native) {
nodes = [wrap, h(src_bar, {
attrs: {
move: this.moveX,
size: this.sizeWidth }
}), h(src_bar, {
attrs: {
vertical: true,
move: this.moveY,
size: this.sizeHeight }
})];
} else {
nodes = [h('div', {
ref: 'wrap',
'class': [this.wrapClass, 'el-scrollbar__wrap'],
style: style }, [[view]])];
}
return h('div', { class: 'el-scrollbar' }, nodes);
},
methods: {
handleScroll: function handleScroll() {
var wrap = this.wrap;
this.moveY = wrap.scrollTop * 100 / wrap.clientHeight;
this.moveX = wrap.scrollLeft * 100 / wrap.clientWidth;
},
update: function update() {
var heightPercentage = void 0,
widthPercentage = void 0;
var wrap = this.wrap;
if (!wrap) return;
heightPercentage = wrap.clientHeight * 100 / wrap.scrollHeight;
widthPercentage = wrap.clientWidth * 100 / wrap.scrollWidth;
this.sizeHeight = heightPercentage < 100 ? heightPercentage + '%' : '';
this.sizeWidth = widthPercentage < 100 ? widthPercentage + '%' : '';
}
},
mounted: function mounted() {
if (this.native) return;
this.$nextTick(this.update);
!this.noresize && Object(resize_event_["addResizeListener"])(this.$refs.resize, this.update);
},
beforeDestroy: function beforeDestroy() {
if (this.native) return;
!this.noresize && Object(resize_event_["removeResizeListener"])(this.$refs.resize, this.update);
}
};
// CONCATENATED MODULE: ./packages/scrollbar/index.js
/* istanbul ignore next */
main.install = function (Vue) {
Vue.component(main.name, main);
};
/* harmony default export */var scrollbar = __webpack_exports__["default"] = main;
/***/
},
/***/16:
/***/function _(module, exports) {
module.exports = require('lh-chs-ui/lib/utils/resize-event');
/***/
},
/***/2:
/***/function _(module, exports) {
module.exports = require('lh-chs-ui/lib/utils/dom');
/***/
},
/***/3:
/***/function _(module, exports) {
module.exports = require('lh-chs-ui/lib/utils/util');
/***/
},
/***/39:
/***/function _(module, exports) {
module.exports = require('lh-chs-ui/lib/utils/scrollbar-width');
/***/
}
/******/ });