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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/startup/session_crashed_prompt.h"
#include "chrome/browser/infobars/infobar_tab_helper.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/sessions/session_restore.h"
#include "chrome/browser/tab_contents/confirm_infobar_delegate.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/browser_tabstrip.h"
#include "chrome/browser/ui/tab_contents/tab_contents.h"
#include "chrome/common/url_constants.h"
#include "content/public/browser/web_contents.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"
namespace {
// A delegate for the InfoBar shown when the previous session has crashed.
class SessionCrashedInfoBarDelegate : public ConfirmInfoBarDelegate {
public:
explicit SessionCrashedInfoBarDelegate(InfoBarTabHelper* infobar_helper);
private:
virtual ~SessionCrashedInfoBarDelegate();
// ConfirmInfoBarDelegate:
virtual gfx::Image* GetIcon() const OVERRIDE;
virtual string16 GetMessageText() const OVERRIDE;
virtual int GetButtons() const OVERRIDE;
virtual string16 GetButtonLabel(InfoBarButton button) const OVERRIDE;
virtual bool Accept() OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(SessionCrashedInfoBarDelegate);
};
SessionCrashedInfoBarDelegate::SessionCrashedInfoBarDelegate(
InfoBarTabHelper* infobar_helper)
: ConfirmInfoBarDelegate(infobar_helper) {
}
SessionCrashedInfoBarDelegate::~SessionCrashedInfoBarDelegate() {
}
gfx::Image* SessionCrashedInfoBarDelegate::GetIcon() const {
return &ResourceBundle::GetSharedInstance().GetNativeImageNamed(
IDR_INFOBAR_RESTORE_SESSION);
}
string16 SessionCrashedInfoBarDelegate::GetMessageText() const {
return l10n_util::GetStringUTF16(IDS_SESSION_CRASHED_VIEW_MESSAGE);
}
int SessionCrashedInfoBarDelegate::GetButtons() const {
return BUTTON_OK;
}
string16 SessionCrashedInfoBarDelegate::GetButtonLabel(
InfoBarButton button) const {
DCHECK_EQ(BUTTON_OK, button);
return l10n_util::GetStringUTF16(IDS_SESSION_CRASHED_VIEW_RESTORE_BUTTON);
}
bool SessionCrashedInfoBarDelegate::Accept() {
uint32 behavior = 0;
Browser* browser =
browser::FindBrowserWithWebContents(owner()->web_contents());
if (browser->tab_count() == 1 &&
chrome::GetWebContentsAt(browser, 0)->GetURL() ==
GURL(chrome::kChromeUINewTabURL)) {
// There is only one tab and its the new tab page, make session restore
// clobber it.
behavior = SessionRestore::CLOBBER_CURRENT_TAB;
}
SessionRestore::RestoreSession(
browser->profile(), browser, behavior, std::vector<GURL>());
return true;
}
} // namespace
namespace chrome {
void ShowSessionCrashedPrompt(Browser* browser) {
// Assume that if the user is launching incognito they were previously
// running incognito so that we have nothing to restore from.
if (browser->profile()->IsOffTheRecord())
return;
// In ChromeBot tests, there might be a race. This line appears to get
// called during shutdown and |tab| can be NULL.
TabContents* tab = chrome::GetActiveTabContents(browser);
if (!tab)
return;
// Don't show the info-bar if there are already info-bars showing.
if (tab->infobar_tab_helper()->infobar_count() > 0)
return;
tab->infobar_tab_helper()->AddInfoBar(
new SessionCrashedInfoBarDelegate(tab->infobar_tab_helper()));
}
} // namespace chrome
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