contents (tgt_dom) {
        try {
            let rsiz = this;
            const rsiz_obs = new ResizeObserver(
                (ent) => {
                    try {
                        if (true === rsiz.isInit()) {
                            return;
                        }
                        for (let eidx in ent) {
                            if (tgt_dom.attr("id") === ent[eidx].target.getAttribute('id')) {
                                rsiz.execHandler();
                            }
                        }
                    } catch (e) {
                        console.error(e.stack);
                        throw e;
                    }
                }
            );

            rsiz_obs.observe(tgt_dom.getRawDom());
        } catch (e) {
            console.error(e.stack);
            throw e;
        }
    }
/**
     * add resize event to target component.
     */
add resize event to target component.
add resize event to target component .
contents (tgt_dom) {
        try {
            let rsiz = this;
            const rsiz_obs = new ResizeObserver(
                (ent) => {
                    try {
                        if (true === rsiz.isInit()) {
                            return;
                        }
                        for (let eidx in ent) {
                            if (tgt_dom.attr("id") === ent[eidx].target.getAttribute('id')) {
                                rsiz.execHandler();
                            }
                        }
                    } catch (e) {
                        console.error(e.stack);
                        throw e;
                    }
                }
            );
            rsiz_obs.observe(tgt_dom.getRawDom());
        } catch (e) {
            console.error(e.stack);
            throw e;
        }
    }
contents ( tgt_dom ) { try { let rsiz = this ; const rsiz_obs = new ResizeObserver ( ( ent ) => { try { if ( true === rsiz . isInit ( ) ) { return ; } for ( let eidx in ent ) { if ( tgt_dom . attr ( "id" ) === ent [ eidx ] . target . getAttribute ( 'id' ) ) { rsiz . execHandler ( ) ; } } } catch ( e ) { console . error ( e . stack ) ; throw e ; } } ) ; rsiz_obs . observe ( tgt_dom . getRawDom ( ) ) ; } catch ( e ) { console . error ( e . stack ) ; throw e ; } }
add resize event to target component.
add resize event to target component .