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// Copyright (c) 2011 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/avatar_menu.h"
#include "base/string_number_conversions.h"
#include "base/utf_string_conversions.h"
#include "chrome/app/chrome_command_ids.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_info_cache.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/profile_menu_model.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "grit/theme_resources.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/canvas.h"
#include "ui/gfx/image/image.h"
#include "views/controls/button/image_button.h"
#include "views/controls/button/menu_button.h"
#include "views/controls/menu/menu_item_view.h"
#include "views/controls/menu/submenu_view.h"
#include "views/widget/widget.h"
namespace {
const int kCellWidth = 32;
const int kCellHeight = 32;
const int kCellPaddingX = 5;
const int kCellPaddingY = 5;
const int kGridMaxCol = 3;
static inline int Round(double x) {
return static_cast<int>(x + 0.5);
}
// This is an button that scales its image to fit its bounds.
class ScaledImageButton : public views::ImageButton {
public:
explicit ScaledImageButton(views::ButtonListener* listener);
virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
private:
DISALLOW_COPY_AND_ASSIGN(ScaledImageButton);
};
// A view that displays avatar icons in a grid.
class AvatarIconGridView : public views::View, public views::ButtonListener {
public:
AvatarIconGridView(Profile* profile, views::MenuItemView* menu);
virtual ~AvatarIconGridView();
virtual void Layout() OVERRIDE;
virtual gfx::Size GetPreferredSize() OVERRIDE;
virtual void ButtonPressed(views::Button* sender,
const views::Event& event) OVERRIDE;
private:
// Sets the profile's avatar icon to the icon at the given index.
void SetAvatarIconToIndex(int icon_index);
typedef std::map<int, views::View*> IconIndexToButtonMap;
IconIndexToButtonMap icon_index_to_button_map_;
Profile* profile_;
views::MenuItemView* menu_;
DISALLOW_COPY_AND_ASSIGN(AvatarIconGridView);
};
ScaledImageButton::ScaledImageButton(views::ButtonListener* listener)
: views::ImageButton(listener) {
}
void ScaledImageButton::OnPaint(gfx::Canvas* canvas) {
if (state() == views::CustomButton::BS_HOT)
canvas->FillRectInt(SkColorSetARGB(20, 0, 0, 0), 0, 0, width(), height());
else if (state() == views::CustomButton::BS_PUSHED)
canvas->FillRectInt(SkColorSetARGB(40, 0, 0, 0), 0, 0, width(), height());
const SkBitmap& icon = GetImageToPaint();
if (icon.isNull())
return;
int dst_width;
int dst_height;
if (icon.width() > icon.height()) {
dst_width = std::min(width(), icon.width());
float scale = static_cast<float>(dst_width) /
static_cast<float>(icon.width());
dst_height = Round(icon.height() * scale);
} else {
dst_height = std::min(height(), icon.height());
float scale = static_cast<float>(dst_height) /
static_cast<float>(icon.height());
dst_width = Round(icon.width() * scale);
}
int dst_x = (width() - dst_width) / 2;
int dst_y = (height() - dst_height) / 2;
canvas->DrawBitmapInt(icon, 0, 0, icon.width(), icon.height(),
dst_x, dst_y, dst_width, dst_height, false);
}
AvatarIconGridView::AvatarIconGridView(Profile* profile,
views::MenuItemView* menu)
: profile_(profile),
menu_(menu) {
ResourceBundle& rb = ResourceBundle::GetSharedInstance();
for (size_t i = 0; i < ProfileInfoCache::GetDefaultAvatarIconCount(); ++i) {
int resource_id =
ProfileInfoCache::GetDefaultAvatarIconResourceIDAtIndex(i);
views::ImageButton* button = new ScaledImageButton(this);
button->SetImage(views::CustomButton::BS_NORMAL,
rb.GetImageNamed(resource_id));
button->SetAccessibleName(
l10n_util::GetStringFUTF16Int(IDS_NUMBERED_AVATAR_NAME,
static_cast<int>(i + 1)));
AddChildView(button);
icon_index_to_button_map_[i] = button;
}
}
AvatarIconGridView::~AvatarIconGridView() {
}
void AvatarIconGridView::Layout() {
for (IconIndexToButtonMap::const_iterator it =
icon_index_to_button_map_.begin();
it != icon_index_to_button_map_.end(); ++it) {
views::View* view = it->second;
int icon_index = it->first;
int col = icon_index % kGridMaxCol;
int row = icon_index / kGridMaxCol;
int x = col * kCellWidth + col * kCellPaddingX;
int y = row * kCellHeight + row * kCellPaddingY;
view->SetBounds(x, y, kCellWidth, kCellHeight);
}
}
gfx::Size AvatarIconGridView::GetPreferredSize() {
int cols = kGridMaxCol;
int rows = ProfileInfoCache::GetDefaultAvatarIconCount() / cols;
if (ProfileInfoCache::GetDefaultAvatarIconCount() % cols != 0)
rows++;
return gfx::Size(cols * kCellWidth + (cols - 1) * kCellPaddingX,
rows * kCellHeight + (rows - 1) * kCellPaddingY);
}
void AvatarIconGridView::ButtonPressed(views::Button* sender,
const views::Event& event) {
for (IconIndexToButtonMap::const_iterator it =
icon_index_to_button_map_.begin();
it != icon_index_to_button_map_.end(); ++it) {
if (it->second == sender) {
SetAvatarIconToIndex(it->first);
menu_->Cancel();
return;
}
}
NOTREACHED();
}
void AvatarIconGridView::SetAvatarIconToIndex(int icon_index) {
ProfileInfoCache& cache =
g_browser_process->profile_manager()->GetProfileInfoCache();
size_t profile_index = cache.GetIndexOfProfileWithPath(profile_->GetPath());
cache.SetAvatarIconOfProfileAtIndex(profile_index, icon_index);
}
} // namespace
AvatarMenu::AvatarMenu(ui::MenuModel* model, Profile* profile)
: MenuModelAdapter(model),
profile_(profile) {
root_.reset(new views::MenuItemView(this));
BuildMenu(root_.get());
views::MenuItemView* item =
root_->GetMenuItemByID(ProfileMenuModel::COMMAND_CHOOSE_AVATAR_ICON);
item->AddChildView(new AvatarIconGridView(profile_, root_.get()));
}
AvatarMenu::~AvatarMenu() {
}
void AvatarMenu::RunMenu(views::MenuButton* host) {
// Up the ref count while the menu is displaying. This way if the window is
// deleted while we're running we won't prematurely delete the menu.
// TODO(sky): fix this, the menu should really take ownership of the menu
// (57890).
scoped_refptr<AvatarMenu> dont_delete_while_running(this);
gfx::Point screen_loc;
views::View::ConvertPointToScreen(host, &screen_loc);
gfx::Rect bounds(screen_loc, host->size());
root_->RunMenuAt(host->GetWidget(), host, bounds,
views::MenuItemView::TOPLEFT, true);
}
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