Add alert for unsaved changes in dashboard edit. (#6159)
Also fixed bug for re-rendering the chart.
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@ -170,7 +170,7 @@
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<?php
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//show the content
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echo "<form id='dashboard' method='POST'>\n";
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echo "<form id='dashboard' method='POST' onsubmit='setFormSubmitting()'>\n";
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echo "<div class='action_bar' id='action_bar'>\n";
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echo " <div class='heading'><b>".$text['title-dashboard']."</b></div>\n";
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echo " <div class='actions'>\n";
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@ -313,16 +313,15 @@
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preventOnFilter: true,
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ghostClass: 'ghost',
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onChange: function (evt) {
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//re-render chart when dragged
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if (evt.item.id != 'ring_group_forward' && evt.item.id != 'call_forward') {
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let chart = eval(evt.item.id + "_chart");
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//check if chart exists
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let chart_status = Chart.getChart(evt.item.id + "_chart");
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if(chart_status !== undefined && chart_status !== null) {
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let context = eval(evt.item.id + "_chart_context");
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let chart = Chart.getChart(context);
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let config = eval(evt.item.id + "_chart_config");
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let chart_status = Chart.getChart(context);
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if (chart_status != undefined) {
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chart_status.destroy();
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}
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//re render the chart
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chart.destroy();
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chart.options.animation = { duration: 0 };
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chart = new Chart(context, config);
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}
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@ -336,6 +335,22 @@
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document.getElementById('widget_order').value = widget_ids_list;
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},
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});
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var formSubmitting = false;
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var setFormSubmitting = function() { formSubmitting = true; };
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window.onload = function() {
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window.addEventListener("beforeunload", function (e) {
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var confirmationMessage = 'You have unsaved changes which will not be saved.';
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if (formSubmitting) {
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return undefined;
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}
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(e || window.event).returnValue = confirmationMessage;
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return confirmationMessage;
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});
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};
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</script>
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<?php
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} //end edit
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