当前,如果表的宽度不大于容器的宽度,则可以调整表的列大小。
我想做的是在调整列的大小时增加表的宽度,以便在表下方显示滚动条。基本上,我可以在不限制容器宽度的情况下调整大小。
这里是一个小提琴:https://jsfiddle.net/thatOneGuy/u5bvwh8m/7/
代码段
//var tables = document.getElementsByClassName('flexiCol');
var tables = document.getElementsByClassName('resizable');
for (var i = 0; i < tables.length; i++) {
resizableGrid(tables[i]);
}
function resizableGrid(table) {
var row = table.getElementsByTagName('tr')[0],
cols = row ? row.children : undefined;
if (!cols) return;
table.style.overflow = 'hidden';
var tableHeight = table.offsetHeight;
for (var i = 0; i < cols.length; i++) {
var div = createDiv(tableHeight);
cols[i].appendChild(div);
cols[i].style.position = 'relative';
setListeners(div);
}
function setListeners(div) {
var pageX, curCol, nxtCol, curColWidth, nxtColWidth;
div.addEventListener('mousedown', function(e) {
curCol = e.target.parentElement;
nxtCol = curCol.nextElementSibling;
pageX = e.pageX;
var padding = paddingDiff(curCol);
curColWidth = curCol.offsetWidth - padding;
if (nxtCol)
nxtColWidth = nxtCol.offsetWidth - padding;
});
div.addEventListener('mouseover', function(e) {
e.target.style.borderRight = '2px solid #0000ff';
})
div.addEventListener('mouseout', function(e) {
e.target.style.borderRight = '';
})
document.addEventListener('mousemove', function(e) {
if (curCol) {
var diffX = e.pageX - pageX;
if (nxtCol)
nxtCol.style.width = (nxtColWidth - (diffX)) + 'px';
curCol.style.width = (curColWidth + diffX) + 'px';
}
});
document.addEventListener('mouseup', function(e) {
curCol = undefined;
nxtCol = undefined;
pageX = undefined;
nxtColWidth = undefined;
curColWidth = undefined
});
}
function createDiv(height) {
var div = document.createElement('div');
div.style.top = 0;
div.style.right = 0;
div.style.width = '5px';
div.style.position = 'absolute';
div.style.cursor = 'col-resize';
div.style.userSelect = 'none';
div.style.height = height + 'px';
return div;
}
function paddingDiff(col) {
if (getStyleVal(col, 'box-sizing') == 'border-box') {
return 0;
}
var padLeft = getStyleVal(col, 'padding-left');
var padRight = getStyleVal(col, 'padding-right');
return (parseInt(padLeft) + parseInt(padRight));
}
function getStyleVal(elm, css) {
return (window.getComputedStyle(elm, null).getPropertyValue(css))
}
};
<style>
* {
box-sizing: border-box;
}
table {
border-collapse: collapse;
}
td,
th {
padding: 5px 15px;
text-align: left;
}
table,
th,
td {
border: 1px solid #000;
}
</style>
<table id="tableId" class="resizable">
<thead>
<tr>
<th><input type="checkbox" /></th>
<th>Size</th>
<th>File</th>
<th>File2</th>
<th>File3</th>
</tr>
</thead>
<tbody>
<tr>
<td><input type="checkbox" /></td>
<td>10Mb</td>
<td>C:\Users\BrainBell\Desktop\Empty\abc.txt</td>
<td>C:\Users\BrainBell\Desktop\Empty\abc.txt</td>
<td>C:\Users\BrainBell\Desktop\Empty\abc.txt</td>
</tr>
</tbody>
</table>
答案 0 :(得分:0)
设法通过在mousemove上更新表宽度来解决此问题:https://jsfiddle.net/thatOneGuy/u5bvwh8m/16/
document.getElementById('tableId').style.width = tableWidth + diffX + "px"
完整代码:
//var tables = document.getElementsByClassName('flexiCol');
var tables = document.getElementsByClassName('resizable');
for (var i = 0; i < tables.length; i++) {
resizableGrid(tables[i]);
}
function resizableGrid(table) {
var row = table.getElementsByTagName('tr')[0],
cols = row ? row.children : undefined;
if (!cols) return;
table.style.overflow = 'hidden';
var tableHeight = table.offsetHeight;
for (var i = 0; i < cols.length; i++) {
var div = createDiv(tableHeight);
cols[i].appendChild(div);
cols[i].style.position = 'relative';
setListeners(div);
}
function setListeners(div) {
var pageX, curCol, nxtCol, curColWidth, nxtColWidth, tableWidth;
div.addEventListener('mousedown', function(e) {
tableWidth = document.getElementById('tableId').offsetWidth;
curCol = e.target.parentElement;
nxtCol = curCol.nextElementSibling;
pageX = e.pageX;
var padding = paddingDiff(curCol);
curColWidth = curCol.offsetWidth - padding;
// if (nxtCol)
//nxtColWidth = nxtCol.offsetWidth - padding;
});
div.addEventListener('mouseover', function(e) {
e.target.style.borderRight = '2px solid #0000ff';
})
div.addEventListener('mouseout', function(e) {
e.target.style.borderRight = '';
})
document.addEventListener('mousemove', function(e) {
if (curCol) {
var diffX = e.pageX - pageX;
// if (nxtCol)
//nxtCol.style.width = (nxtColWidth - (diffX)) + 'px';
curCol.style.width = (curColWidth + diffX) + 'px';
document.getElementById('tableId').style.width = tableWidth + diffX + "px"
}
});
document.addEventListener('mouseup', function(e) {
curCol = undefined;
nxtCol = undefined;
pageX = undefined;
nxtColWidth = undefined;
curColWidth = undefined
});
}
function createDiv(height) {
var div = document.createElement('div');
div.style.top = 0;
div.style.right = 0;
div.style.width = '5px';
div.style.position = 'absolute';
div.style.cursor = 'col-resize';
div.style.userSelect = 'none';
div.style.height = height + 'px';
return div;
}
function paddingDiff(col) {
if (getStyleVal(col, 'box-sizing') == 'border-box') {
return 0;
}
var padLeft = getStyleVal(col, 'padding-left');
var padRight = getStyleVal(col, 'padding-right');
return (parseInt(padLeft) + parseInt(padRight));
}
function getStyleVal(elm, css) {
return (window.getComputedStyle(elm, null).getPropertyValue(css))
}
};
<style>
* {
box-sizing: border-box;
}
table {
border-collapse: collapse;
}
td,
th {
padding: 5px 15px;
text-align: left;
}
table,
th,
td {
border: 1px solid #000;
}
</style>
<table id="tableId" class="resizable">
<thead>
<tr>
<th><input type="checkbox" /></th>
<th>Size</th>
<th>File</th>
</tr>
</thead>
<tbody>
<tr>
<td><input type="checkbox" /></td>
<td>10Mb</td>
<td>C:\Usabc.txt</td>
</tr>
</tbody>
</table>
答案 1 :(得分:0)
对于在那里使用Bootstrap表的任何人,我都可以从onPostHeader事件中调用thatOneGuy函数。
$('#table').bootstrapTable({
onPostHeader: function () {
var tables = document.getElementsByClassName('resizable');
for (var i = 0; i < tables.length; i++) {
resizableGrid(tables[i]);
}
return false;
},
});