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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/views/payments/validating_textfield.h"
#include <utility>
#include "ui/base/metadata/metadata_impl_macros.h"
namespace payments {
ValidatingTextfield::ValidatingTextfield(
std::unique_ptr<ValidationDelegate> delegate)
: delegate_(std::move(delegate)) {}
ValidatingTextfield::~ValidatingTextfield() = default;
void ValidatingTextfield::OnBlur() {
Textfield::OnBlur();
was_blurred_ = true;
// Do not validate if the view is being removed.
if (!being_removed_) {
Validate();
}
if (!GetText().empty() && delegate_->ShouldFormat()) {
SetText(delegate_->Format(GetText()));
}
}
void ValidatingTextfield::ViewHierarchyChanged(
const views::ViewHierarchyChangedDetails& details) {
if (details.child == this && !details.is_add) {
being_removed_ = true;
}
}
void ValidatingTextfield::OnContentsChanged() {
// This is called on every keystroke.
if (!GetText().empty() && GetCursorPosition() == GetText().length() &&
delegate_->ShouldFormat()) {
SetText(delegate_->Format(GetText()));
}
Validate();
}
bool ValidatingTextfield::IsValid() {
std::u16string unused;
return delegate_->IsValidTextfield(this, &unused);
}
void ValidatingTextfield::Validate() {
// TextfieldValueChanged may have side-effects, such as displaying errors.
SetInvalid(!delegate_->TextfieldValueChanged(this, was_blurred_));
}
BEGIN_METADATA(ValidatingTextfield)
END_METADATA
} // namespace payments
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