56 lines
1.8 KiB
JavaScript
56 lines
1.8 KiB
JavaScript
/**
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* Adds the 'hover' class to cells above and to the left of the current cell
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* This is used to "fill in" the grid that the user will change the layout to,
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* if they click on a specific table cell.
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*
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* @param currentCell
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*/
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function highlightCells(currentCell) {
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const cells = $('.layoutChooser table td');
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cells.removeClass('hover');
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currentCell = $(currentCell);
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const table = currentCell.parents('.layoutChooser table').get(0);
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const rowIndex = currentCell.closest('tr').index();
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const columnIndex = currentCell.index();
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// Loop through the table row by row
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// and cell by cell to apply the highlighting
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for (var i = 0; i < table.rows.length; i++) {
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const row = table.rows[i];
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if (i <= rowIndex) {
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for (var j = 0; j < row.cells.length; j++) {
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if (j <= columnIndex) {
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const cell = row.cells[j];
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cell.classList.add('hover');
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}
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}
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}
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}
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}
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Template.layoutChooser.events({
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'touchstart .layoutChooser table td, mouseenter .layoutChooser table td'(evt) {
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highlightCells(evt.currentTarget);
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},
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'click .layoutChooser table td'(evt) {
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const currentCell = $(evt.currentTarget);
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const rowIndex = currentCell.closest('tr').index();
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const columnIndex = currentCell.index();
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// Add 1 because the indices start from zero
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const layoutProps = {
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rows: rowIndex + 1,
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columns: columnIndex + 1
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};
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window.layoutManager.layoutTemplateName = 'gridLayout';
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window.layoutManager.layoutProps = layoutProps;
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window.layoutManager.updateViewports();
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const $dropdown = $('.layoutChooser');
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toggleDialog($dropdown);
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}
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});
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