src/chrome/browser/ui/gtk/javascript_app_modal_dialog_gtk.cc

   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.
   4
   5 #include "chrome/browser/ui/gtk/javascript_app_modal_dialog_gtk.h"
   6
   7 #include <gtk/gtk.h>
   8
   9 #include "base/logging.h"
  10 #include "base/strings/utf_string_conversions.h"
  11 #include "chrome/browser/ui/app_modal_dialogs/javascript_app_modal_dialog.h"
  12 #include "chrome/browser/ui/gtk/gtk_util.h"
  13 #include "grit/generated_resources.h"
  14 #include "grit/locale_settings.h"
  15 #include "ui/base/l10n/l10n_util.h"
  16 #include "ui/base/ui_base_types.h"
  17
  18 namespace {
  19
  20 // We stash pointers to widgets on the gtk_dialog so we can refer to them
  21 // after dialog creation.
  22 const char kPromptTextId[] = "chrome_prompt_text";
  23 const char kSuppressCheckboxId[] = "chrome_suppress_checkbox";
  24
  25 // If there's a text entry in the dialog, get the text from the first one and
  26 // return it.
  27 base::string16 GetPromptText(GtkDialog* dialog) {
  28   GtkWidget* widget = static_cast<GtkWidget*>(
  29       g_object_get_data(G_OBJECT(dialog), kPromptTextId));
  30   if (widget)
  31     return base::UTF8ToUTF16(gtk_entry_get_text(GTK_ENTRY(widget)));
  32   return base::string16();
  33 }
  34
  35 // If there's a toggle button in the dialog, return the toggled state.
  36 // Otherwise, return false.
  37 bool ShouldSuppressJSDialogs(GtkDialog* dialog) {
  38   GtkWidget* widget = static_cast<GtkWidget*>(
  39       g_object_get_data(G_OBJECT(dialog), kSuppressCheckboxId));
  40   if (widget)
  41     return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
  42   return false;
  43 }
  44
  45 }  // namespace
  46
  47 ////////////////////////////////////////////////////////////////////////////////
  48 // JavaScriptAppModalDialogGtk, public:
  49
  50 JavaScriptAppModalDialogGtk::JavaScriptAppModalDialogGtk(
  51     JavaScriptAppModalDialog* dialog,
  52     gfx::NativeWindow parent_window)
  53     : dialog_(dialog) {
  54   GtkButtonsType buttons = GTK_BUTTONS_NONE;
  55   GtkMessageType message_type = GTK_MESSAGE_OTHER;
  56
  57   // We add in the OK button manually later because we want to focus it
  58   // explicitly.
  59   switch (dialog_->javascript_message_type()) {
  60     case content::JAVASCRIPT_MESSAGE_TYPE_ALERT:
  61       buttons = GTK_BUTTONS_NONE;
  62       message_type = GTK_MESSAGE_WARNING;
  63       break;
  64
  65     case content::JAVASCRIPT_MESSAGE_TYPE_CONFIRM:
  66       if (dialog_->is_before_unload_dialog()) {
  67         // onbeforeunload also uses a confirm prompt, it just has custom
  68         // buttons.  We add the buttons using gtk_dialog_add_button below.
  69         buttons = GTK_BUTTONS_NONE;
  70       } else {
  71         buttons = GTK_BUTTONS_CANCEL;
  72       }
  73       message_type = GTK_MESSAGE_QUESTION;
  74       break;
  75
  76     case content::JAVASCRIPT_MESSAGE_TYPE_PROMPT:
  77       buttons = GTK_BUTTONS_CANCEL;
  78       message_type = GTK_MESSAGE_QUESTION;
  79       break;
  80
  81     default:
  82       NOTREACHED();
  83   }
  84
  85   // We want the alert to be app modal so put all the browser windows into the
  86   // same window group.
  87   gtk_util::MakeAppModalWindowGroup();
  88
  89   gtk_dialog_ = gtk_message_dialog_new(parent_window,
  90       GTK_DIALOG_MODAL, message_type, buttons, "%s",
  91       base::UTF16ToUTF8(dialog_->message_text()).c_str());
  92   g_signal_connect(gtk_dialog_, "delete-event",
  93                    G_CALLBACK(gtk_widget_hide_on_delete), NULL);
  94   gtk_util::ApplyMessageDialogQuirks(gtk_dialog_);
  95   gtk_window_set_title(GTK_WINDOW(gtk_dialog_),
  96                        base::UTF16ToUTF8(dialog_->title()).c_str());
  97
  98   // Adjust content area as needed.  Set up the prompt text entry or
  99   // suppression check box.
 100   if (dialog_->javascript_message_type() ==
 101           content::JAVASCRIPT_MESSAGE_TYPE_PROMPT) {
 102     GtkWidget* content_area =
 103         gtk_dialog_get_content_area(GTK_DIALOG(gtk_dialog_));
 104     GtkWidget* text_box = gtk_entry_new();
 105     gtk_entry_set_text(GTK_ENTRY(text_box),
 106         base::UTF16ToUTF8(dialog_->default_prompt_text()).c_str());
 107     gtk_box_pack_start(GTK_BOX(content_area), text_box, TRUE, TRUE, 0);
 108     g_object_set_data(G_OBJECT(gtk_dialog_), kPromptTextId, text_box);
 109     gtk_entry_set_activates_default(GTK_ENTRY(text_box), TRUE);
 110   }
 111
 112   if (dialog_->display_suppress_checkbox()) {
 113     GtkWidget* content_area =
 114         gtk_dialog_get_content_area(GTK_DIALOG(gtk_dialog_));
 115     GtkWidget* check_box = gtk_check_button_new_with_label(
 116         l10n_util::GetStringUTF8(
 117         IDS_JAVASCRIPT_MESSAGEBOX_SUPPRESS_OPTION).c_str());
 118     gtk_box_pack_start(GTK_BOX(content_area), check_box, TRUE, TRUE, 0);
 119     g_object_set_data(G_OBJECT(gtk_dialog_), kSuppressCheckboxId, check_box);
 120   }
 121
 122   // Adjust buttons/action area as needed.
 123   if (dialog_->is_before_unload_dialog()) {
 124     std::string button_text = l10n_util::GetStringUTF8(
 125         dialog_->is_reload() ?
 126         IDS_BEFORERELOAD_MESSAGEBOX_OK_BUTTON_LABEL :
 127         IDS_BEFOREUNLOAD_MESSAGEBOX_OK_BUTTON_LABEL);
 128     gtk_dialog_add_button(GTK_DIALOG(gtk_dialog_), button_text.c_str(),
 129         GTK_RESPONSE_OK);
 130
 131     button_text = l10n_util::GetStringUTF8(
 132         dialog_->is_reload() ?
 133         IDS_BEFORERELOAD_MESSAGEBOX_CANCEL_BUTTON_LABEL :
 134         IDS_BEFOREUNLOAD_MESSAGEBOX_CANCEL_BUTTON_LABEL);
 135     gtk_dialog_add_button(GTK_DIALOG(gtk_dialog_), button_text.c_str(),
 136         GTK_RESPONSE_CANCEL);
 137   } else {
 138     // Add the OK button and focus it.
 139     GtkWidget* ok_button = gtk_dialog_add_button(GTK_DIALOG(gtk_dialog_),
 140         GTK_STOCK_OK, GTK_RESPONSE_OK);
 141     if (dialog_->javascript_message_type() !=
 142             content::JAVASCRIPT_MESSAGE_TYPE_PROMPT)
 143       gtk_widget_grab_focus(ok_button);
 144   }
 145
 146   gtk_dialog_set_default_response(GTK_DIALOG(gtk_dialog_), GTK_RESPONSE_OK);
 147   g_signal_connect(gtk_dialog_, "response", G_CALLBACK(OnResponseThunk), this);
 148 }
 149
 150 JavaScriptAppModalDialogGtk::~JavaScriptAppModalDialogGtk() {
 151 }
 152
 153 ////////////////////////////////////////////////////////////////////////////////
 154 // JavaScriptAppModalDialogGtk, NativeAppModalDialog implementation:
 155
 156 int JavaScriptAppModalDialogGtk::GetAppModalDialogButtons() const {
 157   switch (dialog_->javascript_message_type()) {
 158     case content::JAVASCRIPT_MESSAGE_TYPE_ALERT:
 159       return ui::DIALOG_BUTTON_OK;
 160
 161     case content::JAVASCRIPT_MESSAGE_TYPE_CONFIRM:
 162       return ui::DIALOG_BUTTON_OK | ui::DIALOG_BUTTON_CANCEL;
 163
 164     case content::JAVASCRIPT_MESSAGE_TYPE_PROMPT:
 165       return ui::DIALOG_BUTTON_OK;
 166
 167     default:
 168       NOTREACHED();
 169       return 0;
 170   }
 171 }
 172
 173 void JavaScriptAppModalDialogGtk::ShowAppModalDialog() {
 174   gtk_util::ShowDialogWithMinLocalizedWidth(GTK_WIDGET(gtk_dialog_),
 175       IDS_ALERT_DIALOG_WIDTH_CHARS);
 176 }
 177
 178 void JavaScriptAppModalDialogGtk::ActivateAppModalDialog() {
 179   DCHECK(gtk_dialog_);
 180   gtk_window_present(GTK_WINDOW(gtk_dialog_));
 181 }
 182
 183 void JavaScriptAppModalDialogGtk::CloseAppModalDialog() {
 184   DCHECK(gtk_dialog_);
 185   OnResponse(gtk_dialog_, GTK_RESPONSE_DELETE_EVENT);
 186 }
 187
 188 void JavaScriptAppModalDialogGtk::AcceptAppModalDialog() {
 189   OnResponse(gtk_dialog_, GTK_RESPONSE_OK);
 190 }
 191
 192 void JavaScriptAppModalDialogGtk::CancelAppModalDialog() {
 193   OnResponse(gtk_dialog_, GTK_RESPONSE_CANCEL);
 194 }
 195
 196 ////////////////////////////////////////////////////////////////////////////////
 197 // JavaScriptAppModalDialogGtk, private:
 198
 199 void JavaScriptAppModalDialogGtk::OnResponse(GtkWidget* dialog,
 200                                              int response_id) {
 201   switch (response_id) {
 202     case GTK_RESPONSE_OK:
 203       // The first arg is the prompt text and the second is true if we want to
 204       // suppress additional popups from the page.
 205       dialog_->OnAccept(GetPromptText(GTK_DIALOG(dialog)),
 206                         ShouldSuppressJSDialogs(GTK_DIALOG(dialog)));
 207       break;
 208
 209     case GTK_RESPONSE_CANCEL:
 210     case GTK_RESPONSE_DELETE_EVENT:   // User hit the X on the dialog.
 211       dialog_->OnCancel(ShouldSuppressJSDialogs(GTK_DIALOG(dialog)));
 212       break;
 213
 214     default:
 215       NOTREACHED();
 216   }
 217   gtk_widget_destroy(dialog);
 218
 219   // Now that the dialog is gone, we can put all the  windows into separate
 220   // window groups so other dialogs are no longer app modal.
 221   gtk_util::AppModalDismissedUngroupWindows();
 222   delete this;
 223 }
 224
 225 ////////////////////////////////////////////////////////////////////////////////
 226 // NativeAppModalDialog, public:
 227
 228 // static
 229 NativeAppModalDialog* NativeAppModalDialog::CreateNativeJavaScriptPrompt(
 230     JavaScriptAppModalDialog* dialog,
 231     gfx::NativeWindow parent_window) {
 232   return new JavaScriptAppModalDialogGtk(dialog, parent_window);
 233 }