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// Copyright (c) 2010 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/button/checkbox.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"
#if defined(OS_WIN)
#include "app/win_util.h"
#endif
class Profile;
namespace {
// Since apps don't (currently) have any privilege disclosure text, the dialog
// looks a bit empty if it is sized the same as extensions. So we scale
// everything down a bit for apps for the time being.
const int kRightColumnWidthApp = 210;
const int kRightColumnWidthExtension = 270;
const int kIconSizeApp = 69;
const int kIconSizeExtension = 85;
// Implements the extension installation prompt for Windows.
class InstallDialogContent : public views::View, public views::DialogDelegate {
public:
InstallDialogContent(ExtensionInstallUI::Delegate* delegate,
Extension* extension, SkBitmap* icon, const std::wstring& warning_text,
ExtensionInstallUI::PromptType type)
: delegate_(delegate), icon_(NULL), warning_(NULL),
create_shortcut_(NULL), type_(type) {
if (extension->GetFullLaunchURL().is_valid()) {
icon_size_ = kIconSizeApp;
right_column_width_ = kRightColumnWidthApp;
} else {
icon_size_ = kIconSizeExtension;
right_column_width_ = kRightColumnWidthExtension;
}
// Scale down to icon size, but allow smaller icons (don't scale up).
gfx::Size size(icon->width(), icon->height());
if (size.width() > icon_size_ || size.height() > icon_size_)
size = gfx::Size(icon_size_, icon_size_);
icon_ = new views::ImageView();
icon_->SetImageSize(size);
icon_->SetImage(*icon);
AddChildView(icon_);
heading_ = new views::Label(
l10n_util::GetStringF(ExtensionInstallUI::kHeadingIds[type_],
UTF8ToWide(extension->name())));
heading_->SetFont(heading_->font().DeriveFont(1, gfx::Font::BOLD));
heading_->SetMultiLine(true);
heading_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
AddChildView(heading_);
if (type_ == ExtensionInstallUI::INSTALL_PROMPT &&
extension->GetFullLaunchURL().is_valid()) {
create_shortcut_ = new views::Checkbox(
l10n_util::GetString(IDS_EXTENSION_PROMPT_CREATE_SHORTCUT));
create_shortcut_->SetChecked(true);
create_shortcut_->SetMultiLine(true);
AddChildView(create_shortcut_);
} else {
warning_ = new views::Label(warning_text);
warning_->SetMultiLine(true);
warning_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
AddChildView(warning_);
}
}
private:
// DialogDelegate
virtual std::wstring GetDialogButtonLabel(
MessageBoxFlags::DialogButton button) const {
switch (button) {
case MessageBoxFlags::DIALOGBUTTON_OK:
return l10n_util::GetString(ExtensionInstallUI::kButtonIds[type_]);
case MessageBoxFlags::DIALOGBUTTON_CANCEL:
return l10n_util::GetString(IDS_CANCEL);
default:
NOTREACHED();
return L"";
}
}
virtual int GetDefaultDialogButton() const {
return MessageBoxFlags::DIALOGBUTTON_CANCEL;
}
virtual bool Accept() {
delegate_->InstallUIProceed(
create_shortcut_ && create_shortcut_->checked());
return true;
}
virtual bool Cancel() {
delegate_->InstallUIAbort();
return true;
}
// WindowDelegate
virtual bool IsModal() const { return true; }
virtual std::wstring GetWindowTitle() const {
return l10n_util::GetString(ExtensionInstallUI::kTitleIds[type_]);
}
virtual views::View* GetContentsView() { return this; }
// View
virtual gfx::Size GetPreferredSize() {
int width = right_column_width_ + kPanelHorizMargin + kPanelHorizMargin;
width += icon_size_;
width += kPanelHorizMargin;
int height = kPanelVertMargin * 2;
height += heading_->GetHeightForWidth(right_column_width_);
height += kPanelVertMargin;
if (warning_)
height += warning_->GetHeightForWidth(right_column_width_);
else
height += create_shortcut_->GetPreferredSize().height();
height += kPanelVertMargin;
return gfx::Size(width, std::max(height, icon_size_ + kPanelVertMargin * 2));
}
virtual void Layout() {
int x = kPanelHorizMargin;
int y = kPanelVertMargin;
icon_->SetBounds(x, y, icon_size_, icon_size_);
x += icon_size_;
x += kPanelHorizMargin;
heading_->SizeToFit(right_column_width_);
heading_->SetX(x);
heading_->SetY(y);
y += heading_->height();
y += kPanelVertMargin;
if (create_shortcut_) {
create_shortcut_->SetBounds(x, y, right_column_width_, 0);
create_shortcut_->SetBounds(x, y, right_column_width_,
create_shortcut_->GetPreferredSize().height());
int bottom_aligned = icon_->y() + icon_->height() -
create_shortcut_->height();
if (bottom_aligned > y) {
create_shortcut_->SetY(bottom_aligned);
y = bottom_aligned;
}
y += create_shortcut_->height();
} else {
warning_->SizeToFit(right_column_width_);
warning_->SetX(x);
warning_->SetY(y);
y += warning_->height();
}
y += kPanelVertMargin;
}
ExtensionInstallUI::Delegate* delegate_;
views::ImageView* icon_;
views::Label* heading_;
views::Label* warning_;
views::Checkbox* create_shortcut_;
ExtensionInstallUI::PromptType type_;
int right_column_width_;
int icon_size_;
DISALLOW_COPY_AND_ASSIGN(InstallDialogContent);
};
} // namespace
// static
void ExtensionInstallUI::ShowExtensionInstallUIPromptImpl(
Profile* profile, Delegate* delegate, Extension* extension, SkBitmap* icon,
const string16& warning_text, PromptType type) {
Browser* browser = BrowserList::GetLastActiveWithProfile(profile);
if (!browser) {
delegate->InstallUIAbort();
return;
}
BrowserWindow* window = browser->window();
if (!window) {
delegate->InstallUIAbort();
return;
}
views::Window::CreateChromeWindow(window->GetNativeHandle(), gfx::Rect(),
new InstallDialogContent(delegate, extension, icon,
UTF16ToWideHack(warning_text),
type))->Show();
}
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