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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/chromeos/login/username_view.h"
#include "chrome/browser/chromeos/login/helper.h"
#include "views/background.h"
#include "views/painter.h"
#include "views/controls/label.h"
namespace {
// Username label background color.
const SkColor kLabelBackgoundColor = 0x55000000;
} // namespace
namespace chromeos {
UsernameView::UsernameView(const std::wstring& username) {
label_ = new views::Label(username);
label_->SetColor(login::kTextColor);
label_->set_background(
views::Background::CreateSolidBackground(kLabelBackgoundColor));
label_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
AddChildView(label_);
gradient_ = new views::View;
gradient_->SetVisible(false);
views::Background* gradient_background =
views::Background::CreateBackgroundPainter(true,
views::Painter::CreateHorizontalGradient(
kLabelBackgoundColor, 0x00000000));
gradient_->set_background(gradient_background);
AddChildView(gradient_);
}
void UsernameView::SetFont(const gfx::Font& font) {
label_->SetFont(font);
}
// views::View
void UsernameView::Layout() {
int text_width = std::min(label_->GetPreferredSize().width(), width());
label_->SetBounds(0, 0, text_width, height());
int gradient_width = std::min(width() - text_width, height());
if (gradient_width > 0) {
gradient_->SetVisible(true);
gradient_->SetBounds(0 + text_width, 0, gradient_width, height());
} else {
// No place for the gradient part.
gradient_->SetVisible(false);
}
}
gfx::Size UsernameView::GetPreferredSize() {
return label_->GetPreferredSize();
}
} // namespace chromeos
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