[GTK] instant confirm dialog

BUG=58937
TEST=manual

Review URL: http://codereview.chromium.org/4427001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@65160 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 129 insertions, 5 deletions

diff --git a/chrome/browser/gtk/instant_confirm_dialog_gtk.cc b/chrome/browser/gtk/instant_confirm_dialog_gtk.cc
new file mode 100644
index 0000000..c313cec
--- /dev/null
+++ b/chrome/browser/gtk/instant_confirm_dialog_gtk.cc
@@ -0,0 +1,82 @@
+// Copyright (c) 2010 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/gtk/instant_confirm_dialog_gtk.h"
+
+#include <gtk/gtk.h>
+
+#include "app/l10n_util.h"
+#include "chrome/browser/gtk/gtk_chrome_link_button.h"
+#include "chrome/browser/gtk/gtk_util.h"
+#include "chrome/browser/instant/instant_confirm_dialog.h"
+#include "chrome/browser/prefs/pref_service.h"
+#include "chrome/browser/profile.h"
+#include "chrome/browser/show_options_url.h"
+#include "chrome/common/pref_names.h"
+#include "googleurl/src/gurl.h"
+#include "grit/generated_resources.h"
+
+namespace browser {
+
+void ShowInstantConfirmDialog(GtkWindow* parent, Profile* profile) {
+  new InstantConfirmDialogGtk(parent, profile);
+}
+
+}  // namespace browser
+
+InstantConfirmDialogGtk::InstantConfirmDialogGtk(
+    GtkWindow* parent, Profile* profile) : profile_(profile) {
+  dialog_ = gtk_dialog_new_with_buttons(
+      l10n_util::GetStringUTF8(IDS_INSTANT_OPT_IN_TITLE).c_str(),
+      parent,
+      static_cast<GtkDialogFlags>(GTK_DIALOG_MODAL | GTK_DIALOG_NO_SEPARATOR),
+      GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
+      GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
+      NULL);
+  g_signal_connect(dialog_, "response",
+                   G_CALLBACK(OnDialogResponseThunk), this);
+
+  GtkBox* vbox = GTK_BOX(GTK_DIALOG(dialog_)->vbox);
+  gtk_box_set_spacing(vbox, gtk_util::kControlSpacing);
+
+  GtkWidget* label = gtk_label_new(
+      l10n_util::GetStringUTF8(IDS_INSTANT_OPT_IN_MESSAGE).c_str());
+  gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
+  gtk_box_pack_start(vbox, label, FALSE, FALSE, 0);
+
+  GtkWidget* link_button = gtk_chrome_link_button_new(
+      l10n_util::GetStringUTF8(IDS_OPTIONS_LEARN_MORE_LABEL).c_str());
+  g_signal_connect(link_button, "clicked",
+                   G_CALLBACK(OnLinkButtonClickedThunk), this);
+
+  GtkWidget* action_area = GTK_DIALOG(dialog_)->action_area;
+  gtk_container_add(GTK_CONTAINER(action_area), link_button);
+  gtk_button_box_set_child_secondary(GTK_BUTTON_BOX(action_area),
+                                     link_button,
+                                     TRUE);
+
+  gtk_dialog_set_default_response(GTK_DIALOG(dialog_), GTK_RESPONSE_ACCEPT);
+  gtk_widget_show_all(dialog_);
+}
+
+InstantConfirmDialogGtk::~InstantConfirmDialogGtk() {
+  gtk_widget_destroy(dialog_);
+}
+
+void InstantConfirmDialogGtk::OnDialogResponse(GtkWidget* dialog,
+                                               int response) {
+  if (response == GTK_RESPONSE_ACCEPT) {
+    PrefService* service = profile_->GetPrefs();
+    if (service) {
+      service->SetBoolean(prefs::kInstantEnabled, true);
+      service->SetBoolean(prefs::kInstantConfirmDialogShown, true);
+    }
+  }
+
+  delete this;
+}
+
+void InstantConfirmDialogGtk::OnLinkButtonClicked(GtkWidget* button) {
+  browser::ShowOptionsURL(profile_, GURL(browser::kInstantLearnMoreURL));
+}
diff --git a/chrome/browser/gtk/instant_confirm_dialog_gtk.h b/chrome/browser/gtk/instant_confirm_dialog_gtk.h
new file mode 100644
index 0000000..29a184e
--- /dev/null
+++ b/chrome/browser/gtk/instant_confirm_dialog_gtk.h
@@ -0,0 +1,31 @@
+// Copyright (c) 2010 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.
+
+#ifndef CHROME_BROWSER_GTK_INSTANT_CONFIRM_DIALOG_GTK_H_
+#define CHROME_BROWSER_GTK_INSTANT_CONFIRM_DIALOG_GTK_H_
+
+#include "app/gtk_signal.h"
+#include "base/basictypes.h"
+
+class Profile;
+typedef struct _GtkWindow GtkWindow;
+
+// A dialog that explains some of the privacy implications surrounding instant.
+// Shown when the user enables instant for the first time.
+class InstantConfirmDialogGtk {
+ public:
+  InstantConfirmDialogGtk(GtkWindow* parent, Profile* profile);
+  ~InstantConfirmDialogGtk();
+
+ private:
+  CHROMEGTK_CALLBACK_1(InstantConfirmDialogGtk, void, OnDialogResponse, int);
+  CHROMEGTK_CALLBACK_0(InstantConfirmDialogGtk, void, OnLinkButtonClicked);
+
+  GtkWidget* dialog_;
+  Profile* profile_;
+
+  DISALLOW_COPY_AND_ASSIGN(InstantConfirmDialogGtk);
+};
+
+#endif  // CHROME_BROWSER_GTK_INSTANT_CONFIRM_DIALOG_GTK_H_
diff --git a/chrome/browser/gtk/options/general_page_gtk.cc b/chrome/browser/gtk/options/general_page_gtk.cc
index a708201..01aef9e 100644
--- a/chrome/browser/gtk/options/general_page_gtk.cc
+++ b/chrome/browser/gtk/options/general_page_gtk.cc
@@ -122,6 +122,10 @@ GeneralPageGtk::~GeneralPageGtk() {
   default_browser_worker_->ObserverDestroyed();
 }
 
+GtkWindow* GeneralPageGtk::GetWindow() {
+  return GTK_WINDOW(gtk_widget_get_toplevel(page_));
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 // GeneralPageGtk, OptionsPageBase overrides:
 
@@ -197,8 +201,7 @@ void GeneralPageGtk::NotifyPrefChanged(const std::string* pref_name) {
   if ((!pref_name || *pref_name == prefs::kInstantEnabled) &&
       instant_checkbox_) {
     gtk_toggle_button_set_active(
-        GTK_TOGGLE_BUTTON(instant_checkbox_),
-        instant_.GetValue());
+        GTK_TOGGLE_BUTTON(instant_checkbox_), instant_.GetValue());
   }
 
   initializing_ = false;
@@ -483,7 +486,7 @@ void GeneralPageGtk::OnStartupAddCustomPageClicked(GtkWidget* button) {
   new UrlPickerDialogGtk(
       NewCallback(this, &GeneralPageGtk::OnAddCustomUrl),
       profile(),
-      GTK_WINDOW(gtk_widget_get_toplevel(page_)));
+      GetWindow());
 }
 
 void GeneralPageGtk::OnStartupRemoveCustomPageClicked(GtkWidget* button) {
@@ -545,9 +548,15 @@ void GeneralPageGtk::OnInstantToggled(GtkWidget* toggle_button) {
   if (initializing_)
     return;
 
-  // TODO(estade): show confirm dialog.
   bool enabled = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle_button));
-  instant_.SetValue(enabled);
+
+  if (enabled) {
+    if (!instant_.GetValue())
+      gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(instant_checkbox_), false);
+    browser::ShowInstantConfirmDialogIfNecessary(GetWindow(), profile());
+  } else {
+    instant_.SetValue(enabled);
+  }
 
   // TODO(estade): UMA?
 }
diff --git a/chrome/browser/gtk/options/general_page_gtk.h b/chrome/browser/gtk/options/general_page_gtk.h
index e788476a..0050b2b 100644
--- a/chrome/browser/gtk/options/general_page_gtk.h
+++ b/chrome/browser/gtk/options/general_page_gtk.h
@@ -36,6 +36,8 @@ class GeneralPageGtk : public OptionsPageBase,
   GtkWidget* get_page_widget() const { return page_; }
 
  private:
+  GtkWindow* GetWindow();
+
   // Overridden from OptionsPageBase
   virtual void NotifyPrefChanged(const std::string* pref_name);
   virtual void HighlightGroup(OptionsGroup highlight_group);