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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/extensions/extension_uninstall_dialog.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/message_loop/message_loop.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/extensions/extension_util.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/grit/generated_resources.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/image_loader.h"
#include "extensions/common/constants.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_icon_set.h"
#include "extensions/common/extension_resource.h"
#include "extensions/common/manifest_handlers/icons_handler.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/image/image_skia.h"
namespace extensions {
namespace {
// Returns bitmap for the default icon with size equal to the default icon's
// pixel size under maximal supported scale factor.
SkBitmap GetDefaultIconBitmapForMaxScaleFactor(bool is_app) {
const gfx::ImageSkia& image =
is_app ? util::GetDefaultAppIcon() : util::GetDefaultExtensionIcon();
return image.GetRepresentation(
gfx::ImageSkia::GetMaxSupportedScale()).sk_bitmap();
}
} // namespace
ExtensionUninstallDialog::ExtensionUninstallDialog(
Profile* profile,
gfx::NativeWindow parent,
ExtensionUninstallDialog::Delegate* delegate)
: profile_(profile),
parent_(parent),
delegate_(delegate),
extension_(NULL),
triggering_extension_(NULL),
ui_loop_(base::MessageLoop::current()) {
}
ExtensionUninstallDialog::~ExtensionUninstallDialog() {
}
void ExtensionUninstallDialog::ConfirmProgrammaticUninstall(
const Extension* extension,
const Extension* triggering_extension) {
triggering_extension_ = triggering_extension;
ConfirmUninstall(extension);
}
void ExtensionUninstallDialog::ConfirmUninstall(const Extension* extension) {
DCHECK(ui_loop_ == base::MessageLoop::current());
extension_ = extension;
// Bookmark apps may not have 128x128 icons so accept 64x64 icons.
const int icon_size = extension_->from_bookmark()
? extension_misc::EXTENSION_ICON_SMALL * 2
: extension_misc::EXTENSION_ICON_LARGE;
ExtensionResource image = IconsInfo::GetIconResource(
extension_, icon_size, ExtensionIconSet::MATCH_BIGGER);
// Load the image asynchronously. The response will be sent to OnImageLoaded.
ImageLoader* loader = ImageLoader::Get(profile_);
SetIcon(gfx::Image());
std::vector<ImageLoader::ImageRepresentation> images_list;
images_list.push_back(ImageLoader::ImageRepresentation(
image,
ImageLoader::ImageRepresentation::NEVER_RESIZE,
gfx::Size(),
ui::SCALE_FACTOR_100P));
loader->LoadImagesAsync(extension_,
images_list,
base::Bind(&ExtensionUninstallDialog::OnImageLoaded,
AsWeakPtr(),
extension_->id()));
}
void ExtensionUninstallDialog::SetIcon(const gfx::Image& image) {
if (image.IsEmpty()) {
// Let's set default icon bitmap whose size is equal to the default icon's
// pixel size under maximal supported scale factor. If the bitmap is larger
// than the one we need, it will be scaled down by the ui code.
// TODO(tbarzic): We should use IconImage here and load the required bitmap
// lazily.
icon_ = gfx::ImageSkia::CreateFrom1xBitmap(
GetDefaultIconBitmapForMaxScaleFactor(extension_->is_app()));
} else {
icon_ = *image.ToImageSkia();
}
}
void ExtensionUninstallDialog::OnImageLoaded(const std::string& extension_id,
const gfx::Image& image) {
const Extension* target_extension =
ExtensionRegistry::Get(profile_)
->GetExtensionById(extension_id, ExtensionRegistry::EVERYTHING);
if (!target_extension) {
delegate_->ExtensionUninstallCanceled();
return;
}
SetIcon(image);
Show();
}
std::string ExtensionUninstallDialog::GetHeadingText() {
if (triggering_extension_) {
return l10n_util::GetStringFUTF8(
IDS_EXTENSION_PROGRAMMATIC_UNINSTALL_PROMPT_HEADING,
base::UTF8ToUTF16(triggering_extension_->name()),
base::UTF8ToUTF16(extension_->name()));
}
return l10n_util::GetStringFUTF8(IDS_EXTENSION_UNINSTALL_PROMPT_HEADING,
base::UTF8ToUTF16(extension_->name()));
}
} // namespace extensions
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