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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/extensions/chrome_extension_function_details.h"
#include "chrome/browser/extensions/browser_extension_window_controller.h"
#include "chrome/browser/extensions/window_controller.h"
#include "chrome/browser/extensions/window_controller_list.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "components/web_modal/web_contents_modal_dialog_manager.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "extensions/browser/app_window/app_window.h"
#include "extensions/browser/app_window/app_window_registry.h"
#include "extensions/browser/extension_function.h"
#include "extensions/browser/extension_function_dispatcher.h"
ChromeExtensionFunctionDetails::ChromeExtensionFunctionDetails(
ExtensionFunction* function)
: function_(function) {}
ChromeExtensionFunctionDetails::~ChromeExtensionFunctionDetails() = default;
extensions::WindowController*
ChromeExtensionFunctionDetails::GetCurrentWindowController() const {
// If the delegate has an associated window controller, return it.
if (function_->dispatcher()) {
if (extensions::WindowController* window_controller =
function_->dispatcher()->GetExtensionWindowController()) {
// Only return the found controller if it's not about to be deleted,
// otherwise fall through to finding another one.
if (!window_controller->IsDeleteScheduled()) {
return window_controller;
}
}
}
// Otherwise, try to default to a reasonable browser. If |include_incognito_|
// is true, we will also search browsers in the incognito version of this
// profile. Note that the profile may already be incognito, in which case
// we will search the incognito version only, regardless of the value of
// |include_incognito|. Look only for browsers on the active desktop as it is
// preferable to pretend no browser is open then to return a browser on
// another desktop.
content::WebContents* web_contents = function_->GetSenderWebContents();
Profile* profile = Profile::FromBrowserContext(
web_contents ? web_contents->GetBrowserContext()
: function_->browser_context());
Browser* browser = chrome::FindAnyBrowser(
profile, function_->include_incognito_information());
if (browser)
return browser->extension_window_controller();
// NOTE(rafaelw): This can return NULL in some circumstances. In particular,
// a background_page onload chrome.tabs api call can make it into here
// before the browser is sufficiently initialized to return here, or
// all of this profile's browser windows may have been closed.
// A similar situation may arise during shutdown.
// TODO(rafaelw): Delay creation of background_page until the browser
// is available. http://code.google.com/p/chromium/issues/detail?id=13284
return nullptr;
}
gfx::NativeWindow ChromeExtensionFunctionDetails::GetNativeWindowForUI() {
// Try to use WindowControllerList first because WebContents's
// GetTopLevelNativeWindow() can't return the top level window when the tab
// is not focused.
extensions::WindowController* controller =
extensions::WindowControllerList::GetInstance()->CurrentWindowForFunction(
function_);
if (controller)
return controller->window()->GetNativeWindow();
// Next, check the sender web contents for if it supports modal dialogs.
// TODO(devlin): This seems weird. Why wouldn't we check this first?
content::WebContents* sender_web_contents = function_->GetSenderWebContents();
if (sender_web_contents &&
web_modal::WebContentsModalDialogManager::FromWebContents(
sender_web_contents)) {
return sender_web_contents->GetTopLevelNativeWindow();
}
// Then, check for any app windows that are open.
if (function_->extension() &&
function_->extension()->is_app()) {
extensions::AppWindow* window =
extensions::AppWindowRegistry::Get(function_->browser_context())
->GetCurrentAppWindowForApp(function_->extension()->id());
if (window)
return window->web_contents()->GetTopLevelNativeWindow();
}
// As a last resort, find a browser.
Browser* browser = chrome::FindBrowserWithProfile(
Profile::FromBrowserContext(function_->browser_context()));
// If there are no browser windows open, no window is available.
// This could happen e.g. if extension launches a long process or simple
// sleep() in the background script, during which browser is closed.
if (!browser) {
return gfx::NativeWindow();
}
return browser->window()->GetNativeWindow();
}
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