1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "chrome/browser/ui/webui/ntp/android/context_menu_handler.h"
8 #include "base/prefs/pref_service.h"
9 #include "base/strings/string16.h"
10 #include "base/strings/utf_string_conversions.h"
11 #include "base/values.h"
12 #include "chrome/browser/android/tab_android.h"
13 #include "chrome/browser/prefs/incognito_mode_prefs.h"
14 #include "chrome/browser/profiles/profile.h"
15 #include "chrome/common/pref_names.h"
16 #include "content/public/browser/user_metrics.h"
17 #include "content/public/browser/web_contents.h"
18 #include "content/public/common/context_menu_params.h"
19 #include "content/public/common/page_transition_types.h"
21 ContextMenuHandler::ContextMenuHandler()
22 : weak_ptr_factory_(this) {
25 ContextMenuHandler::~ContextMenuHandler() {
28 void ContextMenuHandler::RegisterMessages() {
29 web_ui()->RegisterMessageCallback("showContextMenu",
30 base::Bind(&ContextMenuHandler::HandleShowContextMenu,
31 base::Unretained(this)));
32 web_ui()->RegisterMessageCallback("openInNewTab",
33 base::Bind(&ContextMenuHandler::HandleOpenInNewTab,
34 base::Unretained(this)));
35 web_ui()->RegisterMessageCallback("openInIncognitoTab",
36 base::Bind(&ContextMenuHandler::HandleOpenInIncognitoTab,
37 base::Unretained(this)));
38 web_ui()->RegisterMessageCallback("getIncognitoDisabled",
39 base::Bind(&ContextMenuHandler::GetIncognitoDisabled,
40 base::Unretained(this)));
43 void ContextMenuHandler::OnItemSelected(int item_id) {
44 base::FundamentalValue value(item_id);
45 web_ui()->CallJavascriptFunction("ntp.onCustomMenuSelected", value);
48 void ContextMenuHandler::GetIncognitoDisabled(
49 const ListValue* args) {
50 DictionaryValue value;
52 const PrefService* pref = Profile::FromBrowserContext(
53 web_ui()->GetWebContents()->GetBrowserContext())->GetPrefs();
55 // Tell to ntp_android.js whether "open in new incognito tab" is allowed or
56 // not in different context menus. This property can be disabled by
57 // preferences (e.g. via policies).
58 int pref_value = pref->GetInteger(prefs::kIncognitoModeAvailability);
59 bool incognito_enabled = pref_value != IncognitoModePrefs::DISABLED;
60 value.SetBoolean("incognitoEnabled", incognito_enabled);
61 web_ui()->CallJavascriptFunction("ntp.setIncognitoEnabled", value);
64 void ContextMenuHandler::HandleShowContextMenu(
65 const ListValue* menu_list_values) {
66 if (menu_list_values->empty()) {
67 LOG(WARNING) << "Ignoring request for empty context menu.";
71 // We expect menu_list_values to be of the form:
72 // [ [ 1, "title1" ], [ 2, "title2" ], ...]
73 // Where the first value in the sub-array is the item id and the second its
75 content::ContextMenuParams menu;
76 for (size_t i = 0; i < menu_list_values->GetSize(); ++i) {
77 ListValue* item_list_value = NULL;
78 bool valid_value = menu_list_values->GetList(
79 i, const_cast<const ListValue**>(&item_list_value));
81 LOG(ERROR) << "Invalid context menu request: menu item info " << i <<
87 if (!ExtractIntegerValue(item_list_value, &id)) {
89 item_list_value->Get(0, &value);
90 LOG(ERROR) << "Invalid context menu request: menu item " << i <<
91 " expected int value for first parameter (got " <<
92 value->GetType() << ").";
96 content::MenuItem menu_item;
97 menu_item.action = id;
98 if (!item_list_value->GetString(1, &(menu_item.label))) {
100 item_list_value->Get(1, &value);
101 LOG(ERROR) << "Invalid context menu request: menu item " << i <<
102 " expected string value for second parameter (got " <<
103 value->GetType() << ").";
106 menu.custom_items.push_back(menu_item);
109 TabAndroid* tab = TabAndroid::FromWebContents(web_ui()->GetWebContents());
111 tab->ShowCustomContextMenu(
113 base::Bind(&ContextMenuHandler::OnItemSelected,
114 weak_ptr_factory_.GetWeakPtr()));
118 void ContextMenuHandler::HandleOpenInNewTab(const ListValue* args) {
119 OpenUrl(args, NEW_FOREGROUND_TAB);
122 void ContextMenuHandler::HandleOpenInIncognitoTab(const ListValue* args) {
123 OpenUrl(args, OFF_THE_RECORD);
126 void ContextMenuHandler::OpenUrl(const ListValue* args,
127 WindowOpenDisposition disposition) {
128 string16 url = ExtractStringValue(args);
130 web_ui()->GetWebContents()->OpenURL(content::OpenURLParams(
131 GURL(url), content::Referrer(), disposition,
132 content::PAGE_TRANSITION_AUTO_BOOKMARK, false));