Added showAllColumns, hideAllColumns methods

src/bootstrap-table.js

@@ -2586,6 +2586,32 @@
         });
     };
 
+    BootstrapTable.prototype.toggleAllColumns = function (visible) {
+        $.each(this.columns, function (i, column) {
+            this.columns[i].visible = visible;
+        });
+
+        this.initHeader();
+        this.initSearch();
+        this.initPagination();
+        this.initBody();
+        if (this.options.showColumns) {
+            var $items = this.$toolbar.find('.keep-open input').prop('disabled', false);
+
+            if ($items.filter(':checked').length <= this.options.minimumCountColumns) {
+                $items.filter(':checked').prop('disabled', true);
+            }
+        }
+    };
+
+    BootstrapTable.prototype.showAllColumns = function () {
+        this.toggleAllColumns(true);
+    };
+
+    BootstrapTable.prototype.hideAllColumns = function () {
+        this.toggleAllColumns(false);
+    };
+
     BootstrapTable.prototype.filterBy = function (columns) {
         this.filterColumns = $.isEmptyObject(columns) ? {} : columns;
         this.options.pageNumber = 1;
@@ -2754,6 +2780,7 @@
         'destroy',
         'showLoading', 'hideLoading',
         'showColumn', 'hideColumn', 'getHiddenColumns',
+        'showAllColumns', 'hideAllColumns',
         'filterBy',
         'scrollTo',
         'getScrollPosition',