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// Copyright (c) 2012 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/location_bar/keyword_hint_view.h"
#include <stddef.h>
#include <vector>
#include "base/logging.h"
#include "base/macros.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/app/chrome_command_ids.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/search_engines/template_url_service_factory.h"
#include "chrome/browser/ui/views/location_bar/background_with_1_px_border.h"
#include "chrome/browser/ui/views/location_bar/icon_label_bubble_view.h"
#include "chrome/browser/ui/views/location_bar/location_bar_view.h"
#include "chrome/grit/generated_resources.h"
#include "components/search_engines/template_url_service.h"
#include "grit/theme_resources.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/material_design/material_design_controller.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/canvas.h"
#include "ui/gfx/color_palette.h"
#include "ui/strings/grit/ui_strings.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/controls/label.h"
namespace {
// For MD, the tab key looks just like other omnibox chips.
class TabKeyBubbleView : public IconLabelBubbleView {
public:
TabKeyBubbleView(const gfx::FontList& font_list,
SkColor text_color,
SkColor background_color);
~TabKeyBubbleView() override;
private:
// IconLabelBubbleView:
SkColor GetTextColor() const override;
SkColor GetBorderColor() const override;
bool ShouldShowBackground() const override;
SkColor text_color_;
DISALLOW_COPY_AND_ASSIGN(TabKeyBubbleView);
};
TabKeyBubbleView::TabKeyBubbleView(const gfx::FontList& font_list,
SkColor text_color,
SkColor background_color)
: IconLabelBubbleView(0,
font_list,
background_color,
false),
text_color_(text_color) {
SetLabel(l10n_util::GetStringUTF16(IDS_APP_TAB_KEY));
}
TabKeyBubbleView::~TabKeyBubbleView() {}
SkColor TabKeyBubbleView::GetTextColor() const {
return text_color_;
}
SkColor TabKeyBubbleView::GetBorderColor() const {
return text_color_;
}
bool TabKeyBubbleView::ShouldShowBackground() const {
return true;
}
} // namespace
KeywordHintView::KeywordHintView(Profile* profile,
const gfx::FontList& font_list,
const gfx::FontList& bubble_font_list,
int bubble_height,
SkColor text_color,
SkColor background_color)
: profile_(profile),
leading_label_(nullptr),
tab_key_view_(nullptr),
trailing_label_(nullptr),
tab_key_height_(bubble_height) {
leading_label_ =
CreateLabel(font_list, text_color, background_color);
if (ui::MaterialDesignController::IsModeMaterial()) {
tab_key_view_ =
new TabKeyBubbleView(bubble_font_list, text_color, background_color);
} else {
views::ImageView* tab_image = new views::ImageView();
tab_image->SetImage(
ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
IDR_OMNIBOX_KEYWORD_HINT_TAB));
tab_key_view_ = tab_image;
}
AddChildView(tab_key_view_);
trailing_label_ =
CreateLabel(font_list, text_color, background_color);
}
KeywordHintView::~KeywordHintView() {
}
void KeywordHintView::SetKeyword(const base::string16& keyword) {
keyword_ = keyword;
if (keyword_.empty())
return;
DCHECK(profile_);
TemplateURLService* url_service =
TemplateURLServiceFactory::GetForProfile(profile_);
if (!url_service)
return;
std::vector<size_t> content_param_offsets;
bool is_extension_keyword;
base::string16 short_name(
url_service->GetKeywordShortName(keyword, &is_extension_keyword));
int message_id = is_extension_keyword ?
IDS_OMNIBOX_EXTENSION_KEYWORD_HINT : IDS_OMNIBOX_KEYWORD_HINT;
const base::string16 keyword_hint = l10n_util::GetStringFUTF16(
message_id, base::string16(), short_name, &content_param_offsets);
DCHECK_EQ(2U, content_param_offsets.size());
leading_label_->SetText(
keyword_hint.substr(0, content_param_offsets.front()));
trailing_label_->SetText(keyword_hint.substr(content_param_offsets.front()));
}
gfx::Size KeywordHintView::GetPreferredSize() const {
// Height will be ignored by the LocationBarView.
return gfx::Size(leading_label_->GetPreferredSize().width() +
tab_key_view_->GetPreferredSize().width() +
trailing_label_->GetPreferredSize().width(),
0);
}
gfx::Size KeywordHintView::GetMinimumSize() const {
// Height will be ignored by the LocationBarView.
return tab_key_view_->GetPreferredSize();
}
void KeywordHintView::Layout() {
int tab_width = tab_key_view_->GetPreferredSize().width();
bool show_labels = (width() != tab_width);
gfx::Size leading_size(leading_label_->GetPreferredSize());
leading_label_->SetBounds(0, 0, show_labels ? leading_size.width() : 0,
height());
tab_key_view_->SetBounds(leading_label_->bounds().right(),
(height() - tab_key_height_) / 2, tab_width,
tab_key_height_);
gfx::Size trailing_size(trailing_label_->GetPreferredSize());
trailing_label_->SetBounds(tab_key_view_->bounds().right(), 0,
show_labels ? trailing_size.width() : 0, height());
}
const char* KeywordHintView::GetClassName() const {
return "KeywordHintView";
}
views::Label* KeywordHintView::CreateLabel(const gfx::FontList& font_list,
SkColor text_color,
SkColor background_color) {
views::Label* label = new views::Label(base::string16(), font_list);
label->SetEnabledColor(text_color);
label->SetBackgroundColor(background_color);
AddChildView(label);
return label;
}
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