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// Copyright 2013 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/ui/views/autofill/decorated_textfield.h"
#include <utility>
#include "chrome/browser/ui/autofill/autofill_dialog_types.h"
#include "chrome/browser/ui/views/autofill/tooltip_icon.h"
#include "ui/gfx/canvas.h"
#include "ui/views/background.h"
#include "ui/views/controls/button/label_button.h"
#include "ui/views/controls/focusable_border.h"
#include "ui/views/controls/textfield/textfield_controller.h"
#include "ui/views/view_targeter.h"
namespace {
// Padding around icons inside DecoratedTextfields.
const int kTextfieldIconPadding = 3;
} // namespace
namespace autofill {
// static
const char DecoratedTextfield::kViewClassName[] = "autofill/DecoratedTextfield";
DecoratedTextfield::DecoratedTextfield(
const base::string16& default_value,
const base::string16& placeholder,
views::TextfieldController* controller)
: invalid_(false),
editable_(true) {
UpdateBackground();
UpdateBorder();
set_placeholder_text(placeholder);
SetText(default_value);
set_controller(controller);
SetEventTargeter(
scoped_ptr<views::ViewTargeter>(new views::ViewTargeter(this)));
}
DecoratedTextfield::~DecoratedTextfield() {}
void DecoratedTextfield::SetInvalid(bool invalid) {
if (invalid_ == invalid)
return;
invalid_ = invalid;
UpdateBorder();
SchedulePaint();
}
void DecoratedTextfield::SetEditable(bool editable) {
if (editable_ == editable)
return;
editable_ = editable;
UpdateBackground();
SetEnabled(editable);
IconChanged();
}
void DecoratedTextfield::SetIcon(const gfx::Image& icon) {
if (!icon_view_ && icon.IsEmpty())
return;
if (icon_view_)
RemoveChildView(icon_view_.get());
if (!icon.IsEmpty()) {
icon_view_.reset(new views::ImageView());
icon_view_->set_owned_by_client();
icon_view_->SetImage(icon.ToImageSkia());
AddChildView(icon_view_.get());
}
IconChanged();
}
void DecoratedTextfield::SetTooltipIcon(const base::string16& text) {
if (!icon_view_ && text.empty())
return;
if (icon_view_)
RemoveChildView(icon_view_.get());
if (!text.empty()) {
icon_view_.reset(new TooltipIcon(text));
AddChildView(icon_view_.get());
}
IconChanged();
}
base::string16 DecoratedTextfield::GetPlaceholderText() const {
return editable_ ? views::Textfield::GetPlaceholderText() : base::string16();
}
const char* DecoratedTextfield::GetClassName() const {
return kViewClassName;
}
gfx::Size DecoratedTextfield::GetPreferredSize() const {
static const int height =
views::LabelButton(NULL, base::string16()).GetPreferredSize().height();
const gfx::Size size = views::Textfield::GetPreferredSize();
return gfx::Size(size.width(), std::max(size.height(), height));
}
void DecoratedTextfield::Layout() {
views::Textfield::Layout();
if (icon_view_ && icon_view_->visible()) {
gfx::Rect bounds = GetContentsBounds();
gfx::Size icon_size = icon_view_->GetPreferredSize();
int x = base::i18n::IsRTL() ?
bounds.x() - icon_size.width() - kTextfieldIconPadding :
bounds.right() + kTextfieldIconPadding;
// Vertically centered.
int y = bounds.y() + (bounds.height() - icon_size.height()) / 2;
gfx::Rect icon_bounds(x, y, icon_size.width(), icon_size.height());
icon_bounds.set_x(GetMirroredXForRect(icon_bounds));
icon_view_->SetBoundsRect(icon_bounds);
}
}
views::View* DecoratedTextfield::TargetForRect(views::View* root,
const gfx::Rect& rect) {
CHECK_EQ(root, this);
views::View* handler = views::ViewTargeterDelegate::TargetForRect(root, rect);
if (handler->GetClassName() == TooltipIcon::kViewClassName)
return handler;
return this;
}
void DecoratedTextfield::UpdateBackground() {
if (editable_)
UseDefaultBackgroundColor();
else
SetBackgroundColor(SK_ColorTRANSPARENT);
set_background(
views::Background::CreateSolidBackground(GetBackgroundColor()));
}
void DecoratedTextfield::UpdateBorder() {
scoped_ptr<views::FocusableBorder> border(new views::FocusableBorder());
if (invalid_)
border->SetColor(kWarningColor);
else if (!editable_)
border->SetColor(SK_ColorTRANSPARENT);
// Adjust the border insets to include the icon and its padding.
if (icon_view_ && icon_view_->visible()) {
int w = icon_view_->GetPreferredSize().width() + 2 * kTextfieldIconPadding;
gfx::Insets insets = border->GetInsets();
int left = insets.left() + (base::i18n::IsRTL() ? w : 0);
int right = insets.right() + (base::i18n::IsRTL() ? 0 : w);
border->SetInsets(insets.top(), left, insets.bottom(), right);
}
SetBorder(std::move(border));
}
void DecoratedTextfield::IconChanged() {
// Don't show the icon if nothing else is showing.
icon_view_->SetVisible(editable_ || !text().empty());
UpdateBorder();
Layout();
}
} // namespace autofill
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