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Bug 1398374 - Part 1 - Add helper method to test for the last non-disabled single line form input. r=bz

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We want to treat those specially in IME handling.

MozReview-Commit-ID: 8OI2fDQEiGj
This commit is contained in:
Jan Henning
2017-10-01 15:57:16 +02:00
parent ff70a3900c
commit 5d1edf178e
3 changed files with 35 additions and 2 deletions
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17
dom/html/HTMLFormElement.cpp
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@@ -1828,14 +1828,27 @@ HTMLFormElement::ImplicitSubmissionIsDisabled() const
uint32_t numDisablingControlsFound = 0;
uint32_t length = mControls->mElements.Length();
for (uint32_t i = 0; i < length && numDisablingControlsFound < 2; ++i) {
if (mControls->mElements[i]->IsSingleLineTextControl(false) ||
mControls->mElements[i]->ControlType() == NS_FORM_INPUT_NUMBER) {
if (mControls->mElements[i]->IsSingleLineTextOrNumberControl(false)) {
numDisablingControlsFound++;
}
}
return numDisablingControlsFound != 1;
}
bool
HTMLFormElement::IsLastActiveElement(const nsIFormControl* aControl) const
{
NS_PRECONDITION(aControl, "Unexpected call");
for (auto* element : Reversed(mControls->mElements)) {
if (element->IsSingleLineTextOrNumberControl(false) &&
!element->IsDisabled()) {
return element == aControl;
}
}
return false;
}
NS_IMETHODIMP
HTMLFormElement::GetEncoding(nsAString& aEncoding)
{