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feat: show copy-as-png export button on firefox and show steps how to enable it (#6125)

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* feat: hide copy-as-png shortcut from help dialog if not supported

* fix: support firefox if clipboard.write supported

* show shrotcut in firefox and instead show error message how to enable the flag support

* widen to TypeError because minification

* show copy-as-png on firefox even if it will throw
This commit is contained in:
David Luzar 2023-01-22 12:33:15 +01:00 • committed by GitHub
parent 0f1720be61
commit d2b698093c
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12 changed files with 50 additions and 23 deletions
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15
src/data/index.ts
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@ -2,7 +2,7 @@ import {
copyBlobToClipboardAsPng,
copyTextToSystemClipboard,
} from "../clipboard";
import { DEFAULT_EXPORT_PADDING, MIME_TYPES } from "../constants";
import { DEFAULT_EXPORT_PADDING, isFirefox, MIME_TYPES } from "../constants";
import { NonDeletedExcalidrawElement } from "../element/types";
import { t } from "../i18n";
import { exportToCanvas, exportToSvg } from "../scene/export";
@ -97,10 +97,21 @@ export const exportCanvas = async (
const blob = canvasToBlob(tempCanvas);
await copyBlobToClipboardAsPng(blob);
} catch (error: any) {
console.warn(error);
if (error.name === "CANVAS_POSSIBLY_TOO_BIG") {
throw error;
}
throw new Error(t("alerts.couldNotCopyToClipboard"));
// TypeError *probably* suggests ClipboardItem not defined, which
// people on Firefox can enable through a flag, so let's tell them.
if (isFirefox && error.name === "TypeError") {
throw new Error(
`${t("alerts.couldNotCopyToClipboard")}\n\n${t(
"hints.firefox_clipboard_write",
)}`,
);
} else {
throw new Error(t("alerts.couldNotCopyToClipboard"));
}
} finally {
tempCanvas.remove();
}