table-resize-mixin.js
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'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _utils = require('../../src/utils/utils.js');
var _utils2 = _interopRequireDefault(_utils);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
exports.default = {
data: function data() {
return {
resizeColumns: [],
initTotalColumnsWidth: 0,
hasContainerWidth: false,
containerWidthCheckTimer: null
};
},
methods: {
getResizeColumns: function getResizeColumns() {
var result = [];
this.internalColumns.forEach(function (item) {
if (item.isResize) {
result.push({ width: item.width, field: item.field });
}
});
this.resizeColumns = result;
},
initResizeColumns: function initResizeColumns() {
this.initTotalColumnsWidth = this.totalColumnsWidth;
this.getResizeColumns();
},
containerWidthCheck: function containerWidthCheck() {
var _this = this;
this.containerWidthCheckTimer = setTimeout(function (x) {
var tableContainerWidth = _this.$el.clientWidth;
if (tableContainerWidth - _this.internalWidth > 3) {
_this.tableResize();
}
});
},
adjustHeight: function adjustHeight(hasScrollBar) {
if (!this.$el || this.isVerticalResize) {
return false;
}
var totalColumnsHeight = this.getTotalColumnsHeight(),
scrollbarWidth = this.scrollbarWidth;
if (this.hasTableFooter) {
if (hasScrollBar) {
if (this.footerTotalHeight === this.getFooterTotalRowHeight) {
this.footerTotalHeight += scrollbarWidth;
if (!(this.height && this.height > 0) || this.height > totalColumnsHeight) {
this.internalHeight += scrollbarWidth;
}
}
} else if (!hasScrollBar) {
if (this.footerTotalHeight > this.getFooterTotalRowHeight) {
this.footerTotalHeight -= scrollbarWidth;
if (!(this.height && this.height > 0) || this.height > totalColumnsHeight) {
this.internalHeight -= scrollbarWidth;
}
}
}
} else if (!(this.height && this.height > 0) || this.height > totalColumnsHeight) {
if (hasScrollBar && this.internalHeight + 2 < totalColumnsHeight + scrollbarWidth) {
this.internalHeight += scrollbarWidth;
} else if (!hasScrollBar) {
this.internalHeight = this.getTotalColumnsHeight();
}
}
},
tableResize: function tableResize() {
if (!this.isHorizontalResize && !this.isVerticalResize) {
return false;
}
var totalColumnsHeight = this.getTotalColumnsHeight(),
maxWidth = this.maxWidth,
maxHeight = this.height && this.height > 0 ? this.height : totalColumnsHeight,
minWidth = this.minWidth,
minHeight = this.minHeight > totalColumnsHeight ? totalColumnsHeight : this.minHeight,
view = this.$el,
viewOffset = _utils2.default.getViewportOffset(view),
currentWidth = view.getBoundingClientRect !== 'undefined' ? view.getBoundingClientRect().width : view.clientWidth,
currentHeight = view.getBoundingClientRect !== 'undefined' ? view.getBoundingClientRect().height : view.clientHeight,
bottom = window.document.documentElement.clientHeight - currentHeight - viewOffset.top - 2,
bottom2 = viewOffset.bottom2,
scrollbarWidth = this.scrollbarWidth;
if (this.isHorizontalResize && this.internalWidth && this.internalWidth > 0 && currentWidth > 0) {
currentWidth = currentWidth > maxWidth ? maxWidth : currentWidth;
currentWidth = currentWidth < minWidth ? minWidth : currentWidth;
this.internalWidth = currentWidth;
}
if (this.isVerticalResize && currentHeight > 0) {
bottom -= this.verticalResizeOffset;
currentHeight = currentHeight + bottom;
currentHeight = currentHeight > maxHeight ? maxHeight : currentHeight;
currentHeight = currentHeight < minHeight ? minHeight : currentHeight;
if (currentWidth <= this.initTotalColumnsWidth && !this.isTableEmpty) {
bottom2 -= this.verticalResizeOffset;
var differ = bottom2 - totalColumnsHeight;
if (bottom2 > totalColumnsHeight + scrollbarWidth) {
currentHeight += scrollbarWidth;
} else if (differ > 0 && differ < scrollbarWidth) {
currentHeight += differ;
}
}
this.internalHeight = currentHeight;
}
this.changeColumnsWidth(currentWidth);
},
changeColumnsWidth: function changeColumnsWidth(currentWidth) {
var _this2 = this;
var differ = currentWidth - this.totalColumnsWidth,
initResizeWidths = this.initTotalColumnsWidth,
rightViewBody = this.$el.querySelector('.v-table-rightview .v-table-body'),
rightViewFooter = this.$el.querySelector('.v-table-rightview .v-table-footer');
if (currentWidth <= initResizeWidths && !this.isTableEmpty) {
if (this.hasTableFooter) {
rightViewFooter.style.overflowX = 'scroll';
} else {
rightViewBody.style.overflowX = 'scroll';
}
this.adjustHeight(true);
} else {
if (this.getTotalColumnsHeight() > this.internalHeight) {
differ -= this.scrollbarWidth;
}
if (this.hasTableFooter) {
rightViewFooter.style.overflowX = 'hidden';
} else {
rightViewBody.style.overflowX = 'hidden';
}
this.adjustHeight(false);
}
if (this.hasFrozenColumn) {
differ -= 1;
}
if (currentWidth >= initResizeWidths || differ > 0) {
this.setColumnsWidth(differ);
} else {
this.columns.forEach(function (col, index) {
if (col.isResize) {
_this2.internalColumns[index].width = col.width;
}
});
}
this.containerWidthCheck();
},
setColumnsWidth: function setColumnsWidth(differ) {
var resizeColumnsLen = this.resizeColumns.length,
average = Math.floor(differ / resizeColumnsLen),
totalAverage = average * resizeColumnsLen,
leftAverage = differ - totalAverage,
leftAverageFloor = Math.floor(leftAverage),
averageColumnsWidthArr = new Array(resizeColumnsLen).fill(average),
index = 0;
for (var i = 0; i < leftAverageFloor; i++) {
averageColumnsWidthArr[i] += 1;
}
averageColumnsWidthArr[resizeColumnsLen - 1] += leftAverage - leftAverageFloor;
this.internalColumns.map(function (item) {
if (item.isResize) {
item.width += averageColumnsWidthArr[index++];
}
return item;
});
}
},
mounted: function mounted() {
_utils2.default.bind(window, 'resize', this.tableResize);
},
beforeDestroy: function beforeDestroy() {
_utils2.default.unbind(window, 'resize', this.tableResize);
clearTimeout(this.containerWidthCheckTimer);
}
};