Red [
  Date: 2018-10-18
  On-request-of: "@GiuseppeChillemi"
]
add-word: func [txt area][
	txt2: take/part at txt area1/selected/1
		area1/selected/2 - area1/selected/1 + 1
	if system/platform = 'Windows [
		parse txt [some [newline remove newline | skip]]
		parse txt2 [some [newline remove newline | skip]]
	]
	area1/text: txt
	append append area/text txt2 newline
]
tx: "Sed^/ut^/perspiciatis^/unde^/omnis^/iste^/natus^/error^/sit"
view [
    below
    button "Highlight" 70 [area1/selected: sz/data set-focus area1]
	sz: field 70 "1x10"
	button "Restore" 70 [
		area1/text: copy tx
		area2/text: copy "" area3/text: copy ""
	]
	return
    area1: area 300x200 focus wrap tx on-select [
		sz/text: form face/selected
	]
	panel [
		origin 0x0 below
		r2: radio "area2" data true on-change [b2/data: pick reduce [area2 area3] face/data]
		area2: area 145x100 "" wrap
		return
		r3: radio "area3"
		area3: area 145x100 "" wrap
	]
    return
    b2: button "Cut" 70 data area2 [
		if area1/selected [
            nls1: nls2: 0
			if system/platform = 'Windows [
				parse txt: copy area1/text [some [newline c: (c: insert c newline) :c | skip]]
			]
            add-word txt face/data
            area1/selected: none
        ]
        set-focus area1
    ]
    field 70 hint "Find" [
        found: find area1/text face/text
		if found [
			idx: index? found
			if system/platform = 'Windows [
				parse copy/part area1/text idx [some [newline (idx: idx + 1) | skip]]
			]
            area1/selected: as-pair idx idx + (length? face/text) - 1
			sz/text: form area1/selected
			set-focus area1
        ]
    ]
]