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kv-grid-expand.js
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/*!
* @package yii2-grid
* @author Kartik Visweswaran <kartikv2@gmail.com>
* @copyright Copyright © Kartik Visweswaran, Krajee.com, 2014 - 2023
* @version 3.5.3
*
* jQuery methods library for yii2-grid expand row column
*
* Author: Kartik Visweswaran
* Copyright: 2014 - 2023, Kartik Visweswaran, Krajee.com
* For more JQuery plugins visit http://plugins.krajee.com
* For more Yii related demos visit http://demos.krajee.com
*/
var kvExpandRow;
(function ($) {
'use strict';
var NS = '.kvExpandRowColumn', $h = {
isExpanded: function ($i) {
return $i.hasClass('kv-state-expanded') && !$i.hasClass('kv-state-disabled');
},
isCollapsed: function ($i) {
return $i.hasClass('kv-state-collapsed') && !$i.hasClass('kv-state-disabled');
},
setCss: function ($el, css) {
if ($el.length) {
$el.removeClass(css).addClass(css);
}
},
setExpanded: function ($i) {
$i.removeClass('kv-state-expanded').addClass('kv-state-collapsed');
},
setCollapsed: function ($i) {
$i.removeClass('kv-state-collapsed').addClass('kv-state-expanded');
},
handler: function ($el, event, callback, skipNS) {
var ev = skipNS ? event : event.split(' ').join(NS + ' ') + NS;
if ($el.length) {
$el.off(ev).on(ev, callback);
}
}
};
kvExpandRow = function (options, id) {
//noinspection JSUnresolvedVariable
var ToggleManager, kvRowNumVar = 'kvRowNum_' + id, gridId = options.gridId,
hiddenFromExport = options.hiddenFromExport, detailUrl = options.detailUrl,
onDetailLoaded = options.onDetailLoaded, expandIcon = options.expandIcon,
collapseIcon = options.collapseIcon, expandTitle = options.expandTitle,
collapseTitle = options.collapseTitle, expandAllTitle = options.expandAllTitle,
collapseAllTitle = options.collapseAllTitle, expandOneOnly = options.expandOneOnly,
enableRowClick = options.enableRowClick, rowClickExcludedTags = options.rowClickExcludedTags,
enableCache = options.enableCache, extraData = options.extraData,
msgDetailLoading = options.msgDetailLoading,
rowCssClass = hiddenFromExport ? options.rowCssClass + ' skip-export' : options.rowCssClass,
duration = options.animationDuration, $grid = $('#' + gridId), idCss = '.' + id,
$hdrCell = $grid.find('.kv-expand-header-cell.kv-batch-toggle' + idCss),
$hdrIcon = $hdrCell.find('.kv-expand-header-icon'),
collapseAll = options.collapseAll === undefined ? false : options.collapseAll,
expandAll = options.expandAll === undefined ? false : options.expandAll,
$cells = $grid.find('td.kv-expand-icon-cell' + idCss + ' .kv-expand-row:not(.kv-state-disabled)'),
numRows = $cells.length, progress = 'kv-expand-detail-loading',
getCols = function () {
var $col = $grid.find('td.kv-expand-icon-cell' + idCss + ':first'),
$row = $col && $col.length ? $col.closest('tr') : '', cols = 0;
if (!$row || !$row.length) {
return 0;
}
$row.find('> td').each(function () {
if ($(this).css('display') !== 'none') {
cols++;
}
});
return cols;
},
cols = getCols(),
beginLoading = function ($c) {
$h.setCss($c, progress);
},
endLoading = function ($c) {
if (!$c.length) {
return;
}
var delay = isNaN(duration) ? 1000 : duration + 200;
setTimeout(function () {
$c.removeClass(progress);
}, delay);
},
getRowNum = function () {
var num = $grid.data(kvRowNumVar);
num = num ? parseInt(num) : 0;
return isNaN(num) ? 0 : num;
},
setRowNum = function (value) {
$grid.data(kvRowNumVar, value);
},
incrementRowNum = function () {
var num = getRowNum();
$grid.data(kvRowNumVar, num + 1);
},
expandHeaderCell = function () {
setRowNum($cells.find('.kv-state-expanded').length);
$h.setExpanded($hdrIcon);
$hdrIcon.html(collapseIcon);
$hdrCell.attr('title', collapseAllTitle);
},
collapseHeaderCell = function () {
setRowNum($cells.find('.kv-state-collapsed').length);
$h.setCollapsed($hdrIcon);
$hdrIcon.html(expandIcon);
$hdrCell.attr('title', expandAllTitle);
},
initExpandRowColumn = function () {
var expandedCells = 0, collapsedCells = 0, totalCells = $cells.length;
// initialize expanded cells content
if (!$grid.data(kvRowNumVar)) {
setRowNum(0);
}
if (extraData.length === 0) {
extraData = {};
}
if (totalCells === 0) {
$h.setCss($hdrCell, 'kv-state-disabled');
return;
}
$cells.each(function () {
var $cell = $(this), manager = new ToggleManager($cell), $icon = $cell.find('>.kv-expand-icon');
if ($icon.hasClass('kv-state-init-expanded')) {
manager.expand(false);
expandedCells++;
} else if ($icon.hasClass('kv-state-init-collapsed')) {
manager.collapse(false);
collapsedCells++;
}
$icon.removeClass('kv-state-init-expanded kv-state-init-collapsed');
manager.run();
});
if (!$hdrCell.length) {
return;
}
if (totalCells === expandedCells) {
expandHeaderCell();
} else if (totalCells === collapsedCells) {
collapseHeaderCell();
}
$h.handler($hdrCell, 'click', function () {
if ($hdrCell.hasClass(progress) || $cells.length === 0) {
return;
}
var collAll = $h.isCollapsed($hdrIcon), expAll = $h.isExpanded($hdrIcon),
opt = $.extend(true, {}, options, {expandAll: expAll, collapseAll: collAll});
beginLoading($hdrCell);
if (expAll) {
expandHeaderCell();
$grid.trigger('kvexprow:toggleAll', [extraData, false]);
} else if (collAll) {
collapseHeaderCell();
$grid.trigger('kvexprow:toggleAll', [extraData, true]);
}
kvExpandRow(opt, id);
});
};
ToggleManager = function ($element) {
var self = this;
self.$element = $element;
self.init();
};
ToggleManager.prototype = {
constructor: ToggleManager,
init: function () {
var self = this, $newRow;
self.$row = self.$element.closest('tr');
self.$icon = self.$element.find('>.kv-expand-icon');
self.$detail = self.$element.find('.kv-expanded-row' + idCss + ':first');
self.$cell = self.$icon.closest('.kv-expand-icon-cell');
self.$container = self.$cell.find('.kv-expand-detail:first');
self.vKey = self.$detail.data('key');
self.vInd = self.$detail.data('index');
if (self.$detail.length === 0) {
self.vKey = self.$row.data('key');
$newRow = self.$row.next('tr.kv-expand-detail-row[data-key="' + self.vKey + '"]');
self.$detail = $newRow.find('.kv-expanded-row');
}
},
run: function () {
var self = this, $row = self.$row, $cell = self.$cell, $icon = self.$icon;
if (expandAll) {
if ($h.isCollapsed($icon)) {
self.load(function () {
self.expand(true);
incrementRowNum();
if (getRowNum() >= numRows) {
endLoading($hdrCell);
$hdrIcon.focus();
}
});
}
if (getRowNum() >= numRows) {
endLoading($hdrCell);
$hdrIcon.focus();
}
return;
}
if (collapseAll) {
if ($h.isExpanded($icon)) {
self.collapse();
incrementRowNum();
if (getRowNum() >= numRows) {
endLoading($hdrCell);
$hdrIcon.focus();
}
}
if (getRowNum() >= numRows) {
endLoading($hdrCell);
$hdrIcon.focus();
}
return;
}
if ($h.isExpanded($icon)) {
if (detailUrl) {
self.load(function () {
self.expand(false);
});
} else {
self.expand(false);
}
}
$h.handler($cell, 'click', function (event) {
if (!$icon.hasClass('kv-state-disabled')) {
self.toggle();
}
event.stopPropagation();
});
$h.handler($row, 'click', function (event) {
var target = event.target, clickDisabled = $(target).length &&
$(target).hasClass('kv-disable-click') ||
$.inArray(target.nodeName, rowClickExcludedTags) !== -1;
if (enableRowClick && !clickDisabled) {
self.toggle();
}
});
},
load: function (postProcess) {
var self = this, $cell = self.$cell, $detail = self.$detail, vKey = self.vKey, vInd = self.vInd,
params = $.extend({expandRowKey: vKey, expandRowInd: vInd}, extraData),
reload = enableCache ? $detail.html().length === 0 : true;
if (detailUrl.length > 0 && reload) {
$.ajax({
type: 'POST',
data: params,
url: detailUrl,
beforeSend: function () {
beginLoading($cell);
$grid.trigger('kvexprow:beforeLoad', [vInd, vKey, extraData]);
$detail.html(msgDetailLoading);
},
success: function (out) {
$detail.html(out);
endLoading($cell);
if (typeof onDetailLoaded === 'function') {
onDetailLoaded();
}
postProcess();
$grid.trigger('kvexprow:loaded', [vInd, vKey, extraData]);
},
error: function () {
$detail.html(
'<div class="alert alert-danger">Error fetching data. Please try again later.</div>');
$grid.trigger('kvexprow:error', [vInd, vKey, extraData]);
endLoading($cell);
}
});
return;
} else {
endLoading($cell);
}
if (typeof postProcess === 'function') {
postProcess();
}
},
expand: function (animate) {
var self = this, $row = self.$row, $icon = self.$icon, $cell = self.$cell,
$detail = self.$detail, vKey = self.vKey, vInd = self.vInd, isAjax = detailUrl.length > 0;
if ($h.isExpanded($icon)) {
return;
}
if (!isAjax) {
beginLoading($cell);
}
$grid.find('tr[data-index="' + vInd + '"]').remove();
$detail.hide();
$row.after($detail);
var newRow = '<tr class="kv-expand-detail-row ' + rowCssClass + '" data-key="' + vKey +
'" data-index="' + vInd + '">';
//noinspection JSValidateTypes
$detail.wrap('<td colspan="' + cols + '">').parent().wrap(newRow);
$icon.html(collapseIcon);
$cell.attr('title', collapseTitle);
if (animate) {
$detail.slideDown(duration, function () {
$h.setCollapsed($icon);
$detail.show();
});
} else {
$detail.show();
$h.setCollapsed($icon);
}
// needed when used together with grouping
if ($row.attr('data-group-key')) {
var $rowsBefore = $row.prevAll('.' + gridId), expandRowPosition = $row.index() + 1;
$rowsBefore.push($row);
$.each($rowsBefore, function (i, tr) {
var $rowSpanTds = $(tr).find('td.' + gridId + '[rowspan]');
$.each($rowSpanTds, function (j, td) {
var rowSpan = parseInt($(td).attr('rowspan'));
if (!isNaN(rowSpan) && $(tr).index() + rowSpan > expandRowPosition) {
$(td).attr('rowspan', rowSpan + 1);
}
});
});
}
if (!isAjax) {
endLoading($cell);
}
},
collapse: function (hideProgress) {
var self = this, $row = self.$row, $icon = self.$icon, $cell = self.$cell, $detail = self.$detail,
$container = self.$container;
if ($h.isCollapsed($icon)) {
return;
}
if (!hideProgress) {
beginLoading($cell);
}
$container.html('');
$icon.html(expandIcon);
$cell.attr('title', expandTitle);
$detail.slideUp(duration, function () {
var $detailRow = $detail.closest('tr.kv-expand-detail-row');
if ($detailRow.length) {
$detailRow.before($detail).remove();
}
$detail.appendTo($container);
$h.setExpanded($icon);
// needed when used together with grouping
if ($row.attr('data-group-key')) {
var $rowsBefore = $row.prevAll('.' + gridId);
$rowsBefore.push($row);
var expandRowPosition = $row.index() + 1;
$.each($rowsBefore, function (i, tr) {
var $rowSpanTds = $(tr).find('td.' + gridId + '[rowspan]');
$.each($rowSpanTds, function (j, td) {
var rowSpan = parseInt($(td).attr('rowspan'));
if (!isNaN(rowSpan) && $(tr).index() + rowSpan > expandRowPosition) {
$(td).attr('rowspan', rowSpan - 1);
}
});
});
}
});
if (!hideProgress) {
endLoading($cell);
}
},
toggle: function () {
var self = this, $icon = self.$icon, $cell = self.$cell, chk, collapsed = false,
vKey = self.vKey, vInd = self.vInd;
if ($cell.hasClass(progress)) {
return;
}
if ($h.isCollapsed($icon)) {
chk = expandOneOnly && !collapseAll;
if (chk) {
$cells.each(function () {
var manager = new ToggleManager($(this));
manager.collapse(true);
});
collapsed = true;
}
self.load(function () {
self.expand(true);
});
if (!chk || collapsed) {
$grid.trigger('kvexprow:toggle', [vInd, vKey, extraData, true]);
$icon.focus();
}
return;
}
if ($h.isExpanded($icon)) {
self.collapse();
$grid.trigger('kvexprow:toggle', [vInd, vKey, extraData, false]);
$icon.focus();
}
}
};
initExpandRowColumn();
};
})(window.jQuery);