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fix: set parent page title before print for correct PDF filename

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Chrome/Edge uses parent page title (not iframe title) when printing
to PDF. Temporarily swap document.title to translated stem before
print(), restore it 1s later after dialog opens.
This commit is contained in:
晏永龙
2026-07-13 17:51:54 +08:00
parent 206ef091cc
commit e4641aee58
1 changed files with 3 additions and 7 deletions
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10
docutranslate/static/index.html
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@@ -2010,18 +2010,14 @@
const printTitle = match ? match[1].replace(/\.[^.]+$/, '') : ''; const printTitle = match ? match[1].replace(/\.[^.]+$/, '') : '';
return r.text().then(h => ({ h, printTitle })); return r.text().then(h => ({ h, printTitle }));
}).then(({ h, printTitle }) => { }).then(({ h, printTitle }) => {
if (printTitle) {
if (/<title>/i.test(h)) {
h = h.replace(/<title>[^<]*<\/title>/i, `<title>${printTitle}</title>`);
} else {
h = h.replace(/<head>/i, `<head><title>${printTitle}</title>`);
}
}
ifr.srcdoc = h; ifr.srcdoc = h;
ifr.onload = () => { ifr.onload = () => {
setTimeout(() => { setTimeout(() => {
ifr.contentWindow.focus(); ifr.contentWindow.focus();
const originalTitle = document.title;
if (printTitle) document.title = printTitle;
ifr.contentWindow.print(); ifr.contentWindow.print();
setTimeout(() => { document.title = originalTitle; }, 1000);
}, 500); }, 500);
}; };
}); });