pgadmin4/web/pgadmin/static/js/selection/range_selection_helper.js

78 lines
2.5 KiB
JavaScript

define(['slickgrid'], function () {
var Slick = window.Slick;
var isSameRange = function (range, otherRange) {
return range.fromCell == otherRange.fromCell && range.toCell == otherRange.toCell &&
range.fromRow == otherRange.fromRow && range.toRow == otherRange.toRow;
};
var isRangeSelected = function (selectedRanges, range) {
return _.any(selectedRanges, function (selectedRange) {
return isSameRange(selectedRange, range)
})
};
var removeRange = function (selectedRanges, range) {
return _.filter(selectedRanges, function (selectedRange) {
return !(isSameRange(selectedRange, range))
})
};
var addRange = function (ranges, range) {
ranges.push(range);
return ranges;
};
var areAllRangesRows = function (ranges, grid) {
return _.every(ranges, function (range) {
return range.fromRow == range.toRow &&
range.fromCell == 1 && range.toCell == grid.getColumns().length - 1
})
};
var areAllRangesColumns = function (ranges, grid) {
return _.every(ranges, function (range) {
return range.fromCell == range.toCell &&
range.fromRow == 0 && range.toRow == grid.getDataLength() - 1
})
};
var rangeForRow = function (grid, rowId) {
var columnDefinitions = grid.getColumns();
if(isFirstColumnData(columnDefinitions)) {
return new Slick.Range(rowId, 0, rowId, grid.getColumns().length - 1);
}
return new Slick.Range(rowId, 1, rowId, grid.getColumns().length - 1);
};
function rangeForColumn(grid, columnIndex) {
return new Slick.Range(0, columnIndex, grid.getDataLength() - 1, columnIndex)
};
var getRangeOfWholeGrid = function (grid) {
return new Slick.Range(0, 1, grid.getDataLength() - 1, grid.getColumns().length - 1);
};
var isEntireGridSelected = function (grid) {
var selectionModel = grid.getSelectionModel();
var selectedRanges = selectionModel.getSelectedRanges();
return selectedRanges.length == 1 && isSameRange(selectedRanges[0], getRangeOfWholeGrid(grid));
};
var isFirstColumnData = function (columnDefinitions) {
return !_.isUndefined(columnDefinitions[0].pos);
};
return {
addRange: addRange,
removeRange: removeRange,
isRangeSelected: isRangeSelected,
areAllRangesRows: areAllRangesRows,
areAllRangesColumns: areAllRangesColumns,
rangeForRow: rangeForRow,
rangeForColumn: rangeForColumn,
isEntireGridSelected: isEntireGridSelected,
getRangeOfWholeGrid: getRangeOfWholeGrid,
isFirstColumnData: isFirstColumnData
}
});