1 files changed, 92 insertions, 0 deletions
diff --git a/ui/include/classes/widgets/fields/CWidgetFieldMultiSelect.php b/ui/include/classes/widgets/fields/CWidgetFieldMultiSelect.php
new file mode 100644
index 00000000000..45984fa57e4
--- /dev/null
+++ b/ui/include/classes/widgets/fields/CWidgetFieldMultiSelect.php
@@ -0,0 +1,92 @@
+<?php declare(strict_types = 0);
+/*
+** Zabbix
+** Copyright (C) 2001-2022 Zabbix SIA
+**
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU General Public License as published by
+** the Free Software Foundation; either version 2 of the License, or
+** (at your option) any later version.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+** GNU General Public License for more details.
+**
+** You should have received a copy of the GNU General Public License
+** along with this program; if not, write to the Free Software
+** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+**/
+
+
+namespace Zabbix\Widgets\Fields;
+
+use Zabbix\Widgets\CWidgetField;
+
+abstract class CWidgetFieldMultiSelect extends CWidgetField {
+
+	// Is selecting multiple objects or a single one?
+	private bool $is_multiple = true;
+
+	// Additional filter parameters used for data selection.
+	protected array $filter_parameters = [];
+
+	public function __construct(string $name, string $label = null) {
+		parent::__construct($name, $label);
+
+		$this->setDefault([]);
+	}
+
+	public function setValue($value): self {
+		$this->value = (array) $value;
+
+		return $this;
+	}
+
+	public function setFlags(int $flags): self {
+		parent::setFlags($flags);
+
+		if (($flags & self::FLAG_NOT_EMPTY) !== 0) {
+			$strict_validation_rules = $this->getValidationRules();
+			self::setValidationRuleFlag($strict_validation_rules, API_NOT_EMPTY);
+			$this->setStrictValidationRules($strict_validation_rules);
+		}
+		else {
+			$this->setStrictValidationRules();
+		}
+
+		return $this;
+	}
+
+	/**
+	 * Is selecting multiple values or a single value?
+	 */
+	public function isMultiple(): bool {
+		return $this->is_multiple;
+	}
+
+	/**
+	 * Set field to multiple objects mode.
+	 */
+	public function setMultiple(bool $is_multiple = true): self {
+		$this->is_multiple = $is_multiple;
+
+		return $this;
+	}
+
+	/**
+	 * Get additional filter parameters.
+	 */
+	public function getFilterParameters(): array {
+		return $this->filter_parameters;
+	}
+
+	/**
+	 * Set an additional filter parameter for data selection.
+	 */
+	public function setFilterParameter(string $name, $value): self {
+		$this->filter_parameters[$name] = $value;
+
+		return $this;
+	}
+}