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// Copyright (c) 2009 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 "app/l10n_util.h"
#include "base/file_util.h"
#include "base/rand_util.h"
#include "base/string_util.h"
#include "chrome/browser/browser_list.h"
#include "chrome/browser/browser_window.h"
#include "chrome/browser/extensions/extension_install_ui.h"
#include "chrome/common/extensions/extension.h"
#include "grit/generated_resources.h"
#include "views/controls/image_view.h"
#include "views/controls/label.h"
#include "views/controls/link.h"
#include "views/standard_layout.h"
#include "views/view.h"
#include "views/window/dialog_delegate.h"
#include "views/window/window.h"
class Profile;
namespace {
const int kRightColumnWidth = 290;
// Implements the extension installation prompt for Windows.
// TODO(aa): It would be cool to add an "extensions threat level" when we have
// granular permissions implemented:
// - red: npapi
// - orange: access to any domains
// - yellow: access to browser data
// - green: nothing
// We could have a collection of funny descriptions for each color.
class InstallDialogContent : public views::View, public views::DialogDelegate {
public:
InstallDialogContent(CrxInstaller* crx_installer, Extension* extension,
SkBitmap* icon)
: crx_installer_(crx_installer), icon_(NULL) {
if (icon) {
icon_ = new views::ImageView();
icon_->SetImage(*icon);
AddChildView(icon_);
}
heading_ = new views::Label(
l10n_util::GetStringF(IDS_EXTENSION_PROMPT_HEADING,
UTF8ToWide(extension->name())));
heading_->SetFont(heading_->GetFont().DeriveFont(1, gfx::Font::BOLD));
heading_->SetMultiLine(true);
heading_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
AddChildView(heading_);
// Pick a random warning.
std::wstring warnings[] = {
l10n_util::GetString(IDS_EXTENSION_PROMPT_WARNING_1),
l10n_util::GetString(IDS_EXTENSION_PROMPT_WARNING_2),
l10n_util::GetString(IDS_EXTENSION_PROMPT_WARNING_3)
};
warning_ = new views::Label(
warnings[base::RandInt(0, arraysize(warnings) - 1)]);
warning_->SetMultiLine(true);
warning_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
AddChildView(warning_);
severe_ = new views::Label(
l10n_util::GetString(IDS_EXTENSION_PROMPT_WARNING_SEVERE));
severe_->SetMultiLine(true);
severe_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
severe_->SetFont(heading_->GetFont().DeriveFont(0, gfx::Font::BOLD));
severe_->SetColor(SK_ColorRED);
AddChildView(severe_);
}
private:
// DialogDelegate
virtual std::wstring GetDialogButtonLabel(
MessageBoxFlags::DialogButton button) const {
switch (button) {
case MessageBoxFlags::DIALOGBUTTON_OK:
return l10n_util::GetString(IDS_EXTENSION_PROMPT_INSTALL_BUTTON);
case MessageBoxFlags::DIALOGBUTTON_CANCEL:
return l10n_util::GetString(IDS_EXTENSION_PROMPT_CANCEL_BUTTON);
default:
NOTREACHED();
return L"";
}
}
virtual int GetDefaultDialogButton() const {
return MessageBoxFlags::DIALOGBUTTON_CANCEL;
}
virtual bool Accept() {
crx_installer_->ContinueInstall();
return true;
}
virtual bool Cancel() {
crx_installer_->AbortInstall();
return true;
}
// WindowDelegate
virtual bool IsModal() const { return true; }
virtual std::wstring GetWindowTitle() const {
return l10n_util::GetString(IDS_EXTENSION_PROMPT_TITLE);
}
virtual views::View* GetContentsView() { return this; }
// View
virtual gfx::Size GetPreferredSize() {
int width = kRightColumnWidth + kPanelHorizMargin + kPanelHorizMargin;
if (icon_) {
width += Extension::EXTENSION_ICON_LARGE;
width += kPanelHorizMargin;
}
int height = kPanelVertMargin * 2;
height += heading_->GetHeightForWidth(kRightColumnWidth);
height += kPanelVertMargin;
height += warning_->GetHeightForWidth(kRightColumnWidth);
height += kPanelVertMargin;
height += severe_->GetHeightForWidth(kRightColumnWidth);
height += kPanelVertMargin;
return gfx::Size(width, std::max(height,
static_cast<int>(Extension::EXTENSION_ICON_LARGE)));
}
virtual void Layout() {
int x = kPanelHorizMargin;
int y = kPanelVertMargin;
if (icon_) {
icon_->SetBounds(x, y, Extension::EXTENSION_ICON_LARGE,
Extension::EXTENSION_ICON_LARGE);
x += Extension::EXTENSION_ICON_LARGE;
x += kPanelHorizMargin;
}
heading_->SizeToFit(kRightColumnWidth);
heading_->SetX(x);
heading_->SetY(y);
y += heading_->height();
y += kPanelVertMargin;
warning_->SizeToFit(kRightColumnWidth);
warning_->SetX(x);
warning_->SetY(y);
y += warning_->height();
y += kPanelVertMargin;
severe_->SizeToFit(kRightColumnWidth);
severe_->SetX(x);
severe_->SetY(y);
y += severe_->height();
}
scoped_refptr<CrxInstaller> crx_installer_;
views::ImageView* icon_;
views::Label* heading_;
views::Label* warning_;
views::Label* severe_;
DISALLOW_COPY_AND_ASSIGN(InstallDialogContent);
};
} // namespace
void ExtensionInstallUI::ShowExtensionInstallPrompt(Profile* profile,
CrxInstaller* crx_installer,
Extension* extension,
SkBitmap* icon) {
Browser* browser = BrowserList::GetLastActiveWithProfile(profile);
if (!browser) {
crx_installer->AbortInstall();
return;
}
BrowserWindow* window = browser->window();
if (!window) {
crx_installer->AbortInstall();
return;
}
views::Window::CreateChromeWindow(window->GetNativeHandle(), gfx::Rect(),
new InstallDialogContent(crx_installer, extension, icon))->Show();
}
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