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author | Sebastian <sebasjm@gmail.com> | 2021-09-17 15:48:33 -0300 |
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committer | Sebastian <sebasjm@gmail.com> | 2021-09-17 15:49:07 -0300 |
commit | 315b167bee240e625beea731df6472a971b46cb2 (patch) | |
tree | 098557be6106622844ad5d59dce7e0c64bb22bcc /packages/taler-wallet-webextension/src/components/QR.tsx | |
parent | 490620ad04a677fa220cbe77dc0bea29b6e80c12 (diff) | |
download | wallet-core-315b167bee240e625beea731df6472a971b46cb2.tar.xz |
issue #5860
Diffstat (limited to 'packages/taler-wallet-webextension/src/components/QR.tsx')
-rw-r--r-- | packages/taler-wallet-webextension/src/components/QR.tsx | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/packages/taler-wallet-webextension/src/components/QR.tsx b/packages/taler-wallet-webextension/src/components/QR.tsx new file mode 100644 index 000000000..8e3f69295 --- /dev/null +++ b/packages/taler-wallet-webextension/src/components/QR.tsx @@ -0,0 +1,37 @@ +/* + This file is part of GNU Taler + (C) 2021 Taler Systems S.A. + + GNU Taler 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 3, or (at your option) any later version. + + GNU Taler 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 + GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> + */ + + import { h, VNode } from "preact"; + import { useEffect, useRef } from "preact/hooks"; + import qrcode from "qrcode-generator"; + + export function QR({ text }: { text: string; }):VNode { + const divRef = useRef<HTMLDivElement>(null); + useEffect(() => { + if (!divRef.current) return + const qr = qrcode(0, 'L'); + qr.addData(text); + qr.make(); + divRef.current.innerHTML = qr.createSvgTag({ + scalable: true, + }); + }); + + return <div style={{ width: '100%', display: 'flex', flexDirection: 'column', alignItems: 'center' }}> + <div style={{ width: '50%', minWidth: 200, maxWidth: 300 }} ref={divRef} /> + </div>; + } +
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