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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/automation/automation_provider.h"
#include "base/bind.h"
#include "base/callback.h"
#include "base/debug/trace_event.h"
#include "base/json/json_reader.h"
#include "base/run_loop.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/automation/automation_browser_tracker.h"
#include "chrome/browser/automation/automation_tab_tracker.h"
#include "chrome/browser/automation/automation_window_tracker.h"
#include "chrome/browser/external_tab/external_tab_container.h"
#include "chrome/browser/printing/print_view_manager.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/sessions/session_tab_helper.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/common/automation_messages.h"
#include "chrome/common/render_messages.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/page_zoom.h"
#include "ui/base/keycodes/keyboard_codes.h"
#include "ui/views/focus/accelerator_handler.h"
#include "ui/views/widget/root_view.h"
using content::NavigationController;
using content::RenderViewHost;
using content::WebContents;
void AutomationProvider::CreateExternalTab(
const ExternalTabSettings& settings,
HWND* tab_container_window,
HWND* tab_window,
int* tab_handle,
int* session_id) {
TRACE_EVENT_BEGIN_ETW("AutomationProvider::CreateExternalTab", 0, "");
*tab_handle = 0;
*tab_container_window = NULL;
*tab_window = NULL;
*session_id = -1;
scoped_refptr<ExternalTabContainer> external_tab_container =
ExternalTabContainer::Create(this, automation_resource_message_filter_);
Profile* profile = settings.is_incognito ?
profile_->GetOffTheRecordProfile() : profile_;
// When the ExternalTabContainer window is created we grab a reference on it
// which is released when the window is destroyed.
external_tab_container->Init(profile, settings.parent, settings.dimensions,
settings.style, settings.load_requests_via_automation,
settings.handle_top_level_requests, NULL, settings.initial_url,
settings.referrer, settings.infobars_enabled,
settings.route_all_top_level_navigations);
if (AddExternalTab(external_tab_container)) {
WebContents* web_contents = external_tab_container->GetWebContents();
SessionTabHelper* session_tab_helper =
SessionTabHelper::FromWebContents(web_contents);
*tab_handle = external_tab_container->GetTabHandle();
*tab_container_window = external_tab_container->GetExternalTabHWND();
*tab_window = external_tab_container->GetContentHWND();
*session_id = session_tab_helper->session_id().id();
} else {
external_tab_container->Uninitialize();
}
TRACE_EVENT_END_ETW("AutomationProvider::CreateExternalTab", 0, "");
}
bool AutomationProvider::AddExternalTab(ExternalTabContainer* external_tab) {
DCHECK(external_tab != NULL);
WebContents* web_contents = external_tab->GetWebContents();
if (web_contents) {
int tab_handle = tab_tracker_->Add(&web_contents->GetController());
external_tab->SetTabHandle(tab_handle);
return true;
}
return false;
}
void AutomationProvider::ProcessUnhandledAccelerator(
const IPC::Message& message, int handle, const MSG& msg) {
ExternalTabContainer* external_tab = GetExternalTabForHandle(handle);
if (external_tab) {
external_tab->ProcessUnhandledAccelerator(msg);
}
// This message expects no response.
}
void AutomationProvider::SetInitialFocus(const IPC::Message& message,
int handle, bool reverse,
bool restore_focus_to_view) {
ExternalTabContainer* external_tab = GetExternalTabForHandle(handle);
if (external_tab) {
external_tab->FocusThroughTabTraversal(reverse, restore_focus_to_view);
}
// This message expects no response.
}
void AutomationProvider::PrintAsync(int tab_handle) {
WebContents* web_contents = GetWebContentsForHandle(tab_handle, NULL);
if (!web_contents)
return;
printing::PrintViewManager* print_view_manager =
printing::PrintViewManager::FromWebContents(web_contents);
print_view_manager->PrintNow();
}
ExternalTabContainer* AutomationProvider::GetExternalTabForHandle(int handle) {
if (tab_tracker_->ContainsHandle(handle)) {
NavigationController* tab = tab_tracker_->GetResource(handle);
return ExternalTabContainer::GetContainerForTab(tab->GetWebContents());
}
return NULL;
}
void AutomationProvider::OnTabReposition(int tab_handle,
const Reposition_Params& params) {
if (!tab_tracker_->ContainsHandle(tab_handle))
return;
if (!IsWindow(params.window))
return;
unsigned long process_id = 0;
unsigned long thread_id = 0;
thread_id = GetWindowThreadProcessId(params.window, &process_id);
if (thread_id != GetCurrentThreadId()) {
DCHECK_EQ(thread_id, GetCurrentThreadId());
return;
}
SetWindowPos(params.window, params.window_insert_after, params.left,
params.top, params.width, params.height, params.flags);
if (params.set_parent) {
if (IsWindow(params.parent_window)) {
if (!SetParent(params.window, params.parent_window))
DLOG(WARNING) << "SetParent failed. Error 0x%x" << GetLastError();
}
}
}
void AutomationProvider::OnForwardContextMenuCommandToChrome(int tab_handle,
int command) {
ExternalTabContainer* external_tab = GetExternalTabForHandle(tab_handle);
if (external_tab)
external_tab->ExecuteContextMenuCommand(command);
}
void AutomationProvider::ConnectExternalTab(uint64 cookie,
bool allow,
HWND parent_window,
HWND* tab_container_window,
HWND* tab_window,
int* tab_handle,
int* session_id) {
TRACE_EVENT_BEGIN_ETW("AutomationProvider::ConnectExternalTab", 0, "");
*tab_handle = 0;
*tab_container_window = NULL;
*tab_window = NULL;
*session_id = -1;
scoped_refptr<ExternalTabContainer> external_tab_container =
ExternalTabContainer::RemovePendingTab(static_cast<uintptr_t>(cookie));
if (!external_tab_container.get()) {
NOTREACHED();
return;
}
if (allow && AddExternalTab(external_tab_container)) {
external_tab_container->Reinitialize(this,
automation_resource_message_filter_,
parent_window);
WebContents* web_contents = external_tab_container->GetWebContents();
SessionTabHelper* session_tab_helper =
SessionTabHelper::FromWebContents(web_contents);
*tab_handle = external_tab_container->GetTabHandle();
*tab_container_window = external_tab_container->GetExternalTabHWND();
*tab_window = external_tab_container->GetContentHWND();
*session_id = session_tab_helper->session_id().id();
} else {
external_tab_container->Uninitialize();
}
TRACE_EVENT_END_ETW("AutomationProvider::ConnectExternalTab", 0, "");
}
void AutomationProvider::OnBrowserMoved(int tab_handle) {
ExternalTabContainer* external_tab = GetExternalTabForHandle(tab_handle);
if (!external_tab) {
DLOG(WARNING) <<
"AutomationProvider::OnBrowserMoved called with invalid tab handle.";
}
}
void AutomationProvider::OnMessageFromExternalHost(int handle,
const std::string& message,
const std::string& origin,
const std::string& target) {
RenderViewHost* view_host = GetViewForTab(handle);
if (!view_host)
return;
view_host->Send(new ChromeViewMsg_HandleMessageFromExternalHost(
view_host->GetRoutingID(), message, origin, target));
}
void AutomationProvider::NavigateInExternalTab(
int handle, const GURL& url, const GURL& referrer,
AutomationMsg_NavigationResponseValues* status) {
*status = AUTOMATION_MSG_NAVIGATION_ERROR;
if (tab_tracker_->ContainsHandle(handle)) {
NavigationController* tab = tab_tracker_->GetResource(handle);
tab->LoadURL(
url,
content::Referrer(referrer, WebKit::WebReferrerPolicyDefault),
content::PAGE_TRANSITION_TYPED, std::string());
*status = AUTOMATION_MSG_NAVIGATION_SUCCESS;
}
}
void AutomationProvider::NavigateExternalTabAtIndex(
int handle, int navigation_index,
AutomationMsg_NavigationResponseValues* status) {
*status = AUTOMATION_MSG_NAVIGATION_ERROR;
if (tab_tracker_->ContainsHandle(handle)) {
NavigationController* tab = tab_tracker_->GetResource(handle);
tab->GoToIndex(navigation_index);
*status = AUTOMATION_MSG_NAVIGATION_SUCCESS;
}
}
void AutomationProvider::OnRunUnloadHandlers(
int handle, IPC::Message* reply_message) {
ExternalTabContainer* external_tab = GetExternalTabForHandle(handle);
if (external_tab) {
external_tab->RunUnloadHandlers(reply_message);
}
}
void AutomationProvider::OnSetZoomLevel(int handle, int zoom_level) {
if (tab_tracker_->ContainsHandle(handle)) {
NavigationController* tab = tab_tracker_->GetResource(handle);
if (tab->GetWebContents() && tab->GetWebContents()->GetRenderViewHost()) {
RenderViewHost* host = tab->GetWebContents()->GetRenderViewHost();
content::PageZoom zoom = static_cast<content::PageZoom>(zoom_level);
host->Zoom(zoom);
}
}
}
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