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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/extensions/application_launch_web_app.h"
#include <string>
#include "apps/launcher.h"
#include "base/metrics/histogram.h"
#include "chrome/browser/app_mode/app_mode_utils.h"
#include "chrome/browser/extensions/launch_util.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/browser_tabstrip.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/extensions/app_launch_params.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/browser/web_applications/web_app.h"
#include "chrome/common/extensions/manifest_handlers/app_launch_info.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/renderer_preferences.h"
#include "extensions/browser/extension_prefs.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/common/extension.h"
#include "ui/base/window_open_disposition.h"
#include "ui/gfx/rect.h"
#if defined(OS_MACOSX)
#include "chrome/browser/ui/browser_commands_mac.h"
#endif
using content::WebContents;
using extensions::Extension;
using extensions::ExtensionPrefs;
using extensions::ExtensionRegistry;
namespace {
const Extension* GetExtension(const AppLaunchParams& params) {
if (params.extension_id.empty())
return NULL;
ExtensionRegistry* registry = ExtensionRegistry::Get(params.profile);
return registry->GetExtensionById(params.extension_id,
ExtensionRegistry::ENABLED |
ExtensionRegistry::DISABLED |
ExtensionRegistry::TERMINATED);
}
ui::WindowShowState DetermineWindowShowState(
Profile* profile,
extensions::LaunchContainer container,
const Extension* extension) {
if (!extension || container != extensions::LAUNCH_CONTAINER_WINDOW)
return ui::SHOW_STATE_DEFAULT;
if (chrome::IsRunningInForcedAppMode())
return ui::SHOW_STATE_FULLSCREEN;
#if defined(USE_ASH)
// In ash, LAUNCH_TYPE_FULLSCREEN launches in a maximized app window and
// LAUNCH_TYPE_WINDOW launches in a normal app window.
extensions::LaunchType launch_type =
extensions::GetLaunchType(ExtensionPrefs::Get(profile), extension);
if (launch_type == extensions::LAUNCH_TYPE_FULLSCREEN)
return ui::SHOW_STATE_MAXIMIZED;
else if (launch_type == extensions::LAUNCH_TYPE_WINDOW)
return ui::SHOW_STATE_NORMAL;
#endif
return ui::SHOW_STATE_DEFAULT;
}
} // namespace
WebContents* OpenWebAppWindow(const AppLaunchParams& params, const GURL& url) {
Profile* const profile = params.profile;
const Extension* const extension = GetExtension(params);
std::string app_name = extension ?
web_app::GenerateApplicationNameFromExtensionId(extension->id()) :
web_app::GenerateApplicationNameFromURL(url);
gfx::Rect initial_bounds;
if (!params.override_bounds.IsEmpty()) {
initial_bounds = params.override_bounds;
} else if (extension) {
initial_bounds.set_width(
extensions::AppLaunchInfo::GetLaunchWidth(extension));
initial_bounds.set_height(
extensions::AppLaunchInfo::GetLaunchHeight(extension));
}
Browser::CreateParams browser_params(
Browser::CreateParams::CreateForApp(app_name,
true /* trusted_source */,
initial_bounds,
profile,
params.desktop_type));
browser_params.initial_show_state = DetermineWindowShowState(profile,
params.container,
extension);
Browser* browser = new Browser(browser_params);
WebContents* web_contents = chrome::AddSelectedTabWithURL(
browser, url, ui::PAGE_TRANSITION_AUTO_TOPLEVEL);
web_contents->GetMutableRendererPrefs()->can_accept_load_drops = false;
web_contents->GetRenderViewHost()->SyncRendererPrefs();
browser->window()->Show();
// TODO(jcampan): http://crbug.com/8123 we should not need to set the initial
// focus explicitly.
web_contents->SetInitialFocus();
return web_contents;
}
WebContents* OpenWebAppTab(const AppLaunchParams& launch_params,
const GURL& url) {
const Extension* extension = GetExtension(launch_params);
CHECK(extension);
Profile* const profile = launch_params.profile;
WindowOpenDisposition disposition = launch_params.disposition;
Browser* browser = chrome::FindTabbedBrowser(profile,
false,
launch_params.desktop_type);
WebContents* contents = NULL;
if (!browser) {
// No browser for this profile, need to open a new one.
browser = new Browser(Browser::CreateParams(Browser::TYPE_TABBED,
profile,
launch_params.desktop_type));
browser->window()->Show();
// There's no current tab in this browser window, so add a new one.
disposition = NEW_FOREGROUND_TAB;
} else {
// For existing browser, ensure its window is shown and activated.
browser->window()->Show();
browser->window()->Activate();
}
extensions::LaunchType launch_type =
extensions::GetLaunchType(ExtensionPrefs::Get(profile), extension);
UMA_HISTOGRAM_ENUMERATION("Extensions.AppTabLaunchType", launch_type, 100);
int add_type = TabStripModel::ADD_ACTIVE;
if (launch_type == extensions::LAUNCH_TYPE_PINNED)
add_type |= TabStripModel::ADD_PINNED;
chrome::NavigateParams params(browser, url,
ui::PAGE_TRANSITION_AUTO_TOPLEVEL);
params.tabstrip_add_types = add_type;
params.disposition = disposition;
if (disposition == CURRENT_TAB) {
WebContents* existing_tab =
browser->tab_strip_model()->GetActiveWebContents();
TabStripModel* model = browser->tab_strip_model();
int tab_index = model->GetIndexOfWebContents(existing_tab);
existing_tab->OpenURL(content::OpenURLParams(
url,
content::Referrer(existing_tab->GetURL(),
blink::WebReferrerPolicyDefault),
disposition, ui::PAGE_TRANSITION_LINK, false));
// Reset existing_tab as OpenURL() may have clobbered it.
existing_tab = browser->tab_strip_model()->GetActiveWebContents();
if (params.tabstrip_add_types & TabStripModel::ADD_PINNED) {
model->SetTabPinned(tab_index, true);
// Pinning may have moved the tab.
tab_index = model->GetIndexOfWebContents(existing_tab);
}
if (params.tabstrip_add_types & TabStripModel::ADD_ACTIVE)
model->ActivateTabAt(tab_index, true);
contents = existing_tab;
} else {
chrome::Navigate(¶ms);
contents = params.target_contents;
}
// On Chrome OS the host desktop type for a browser window is always set to
// HOST_DESKTOP_TYPE_ASH. On Windows 8 it is only the case for Chrome ASH
// in metro mode.
if (browser->host_desktop_type() == chrome::HOST_DESKTOP_TYPE_ASH) {
// In ash, LAUNCH_FULLSCREEN launches in the OpenApplicationWindow function
// i.e. it should not reach here.
DCHECK(launch_type != extensions::LAUNCH_TYPE_FULLSCREEN);
} else {
// TODO(skerner): If we are already in full screen mode, and the user
// set the app to open as a regular or pinned tab, what should happen?
// Today we open the tab, but stay in full screen mode. Should we leave
// full screen mode in this case?
if (launch_type == extensions::LAUNCH_TYPE_FULLSCREEN &&
!browser->window()->IsFullscreen()) {
#if defined(OS_MACOSX)
chrome::ToggleFullscreenWithToolbarOrFallback(browser);
#else
chrome::ToggleFullscreenMode(browser);
#endif
}
}
return contents;
}
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