Zabbix

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** 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 Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

​

class CWidgetItem extends CWidget {

​

    static AGGREGATE_NONE = 0;

​

    onStart() {

        this._events.resize = () => {

            const margin = 5;

            const padding = 10;

            const header_height = this._view_mode === ZBX_WIDGET_VIEW_MODE_HIDDEN_HEADER ? 0 : 33;

​

            this._target.style.setProperty(

                '--content-height',

                `${this._cell_height * this._pos.height - margin * 2 - padding * 2 - header_height}px`

            );

        }

    }

​

    onActivate() {

        this._resize_observer = new ResizeObserver(this._events.resize);

        this._resize_observer.observe(this._target);

    }

​

    onDeactivate() {

        this._resize_observer.disconnect();

    }

​

    getUpdateRequestData() {

        const update_request_data = super.getUpdateRequestData();

​

        if (this.getFieldsData().aggregate_function !== CWidgetItem.AGGREGATE_NONE

                && !this.getFieldsReferredData().has('time_period')) {

            update_request_data.has_custom_time_period = 1;

        }

​

        return update_request_data;

    }

​

    hasPadding() {

        return false;

    }

}