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| 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/web_dialog_gtk.h" | |
| 6 | |
| 7 #include <gtk/gtk.h> | |
| 8 | |
| 9 #include "base/strings/utf_string_conversions.h" | |
| 10 #include "chrome/browser/ui/browser_dialogs.h" | |
| 11 #include "chrome/browser/ui/gtk/gtk_util.h" | |
| 12 #include "chrome/browser/ui/webui/chrome_web_contents_handler.h" | |
| 13 #include "content/public/browser/native_web_keyboard_event.h" | |
| 14 #include "content/public/browser/web_contents.h" | |
| 15 #include "content/public/browser/web_contents_view.h" | |
| 16 #include "ui/web_dialogs/web_dialog_ui.h" | |
| 17 | |
| 18 using content::NativeWebKeyboardEvent; | |
| 19 using content::WebContents; | |
| 20 using content::WebUIMessageHandler; | |
| 21 using ui::WebDialogDelegate; | |
| 22 using ui::WebDialogUI; | |
| 23 using ui::WebDialogWebContentsDelegate; | |
| 24 | |
| 25 namespace chrome { | |
| 26 | |
| 27 gfx::NativeWindow ShowWebDialog(gfx::NativeWindow parent, | |
| 28 content::BrowserContext* context, | |
| 29 WebDialogDelegate* delegate) { | |
| 30 WebDialogGtk* web_dialog = new WebDialogGtk(context, delegate, parent); | |
| 31 return web_dialog->InitDialog(); | |
| 32 } | |
| 33 | |
| 34 } // namespace chrome | |
| 35 | |
| 36 namespace { | |
| 37 | |
| 38 void SetDialogStyle() { | |
| 39 static bool style_was_set = false; | |
| 40 | |
| 41 if (style_was_set) | |
| 42 return; | |
| 43 style_was_set = true; | |
| 44 | |
| 45 gtk_rc_parse_string( | |
| 46 "style \"chrome-html-dialog\" {\n" | |
| 47 " GtkDialog::action-area-border = 0\n" | |
| 48 " GtkDialog::content-area-border = 0\n" | |
| 49 " GtkDialog::content-area-spacing = 0\n" | |
| 50 "}\n" | |
| 51 "widget \"*chrome-html-dialog\" style \"chrome-html-dialog\""); | |
| 52 } | |
| 53 | |
| 54 } // namespace | |
| 55 | |
| 56 //////////////////////////////////////////////////////////////////////////////// | |
| 57 // WebDialogGtk, public: | |
| 58 | |
| 59 WebDialogGtk::WebDialogGtk(content::BrowserContext* context, | |
| 60 WebDialogDelegate* delegate, | |
| 61 gfx::NativeWindow parent_window) | |
| 62 : WebDialogWebContentsDelegate(context, new ChromeWebContentsHandler), | |
| 63 delegate_(delegate), | |
| 64 parent_window_(parent_window), | |
| 65 dialog_(NULL) { | |
| 66 } | |
| 67 | |
| 68 WebDialogGtk::~WebDialogGtk() { | |
| 69 } | |
| 70 | |
| 71 //////////////////////////////////////////////////////////////////////////////// | |
| 72 // WebDialogDelegate implementation: | |
| 73 | |
| 74 ui::ModalType WebDialogGtk::GetDialogModalType() const { | |
| 75 return delegate_ ? delegate_->GetDialogModalType() : ui::MODAL_TYPE_NONE; | |
| 76 } | |
| 77 | |
| 78 base::string16 WebDialogGtk::GetDialogTitle() const { | |
| 79 return delegate_ ? delegate_->GetDialogTitle() : base::string16(); | |
| 80 } | |
| 81 | |
| 82 GURL WebDialogGtk::GetDialogContentURL() const { | |
| 83 if (delegate_) | |
| 84 return delegate_->GetDialogContentURL(); | |
| 85 else | |
| 86 return GURL(); | |
| 87 } | |
| 88 | |
| 89 void WebDialogGtk::GetWebUIMessageHandlers( | |
| 90 std::vector<WebUIMessageHandler*>* handlers) const { | |
| 91 if (delegate_) | |
| 92 delegate_->GetWebUIMessageHandlers(handlers); | |
| 93 else | |
| 94 handlers->clear(); | |
| 95 } | |
| 96 | |
| 97 void WebDialogGtk::GetDialogSize(gfx::Size* size) const { | |
| 98 if (delegate_) | |
| 99 delegate_->GetDialogSize(size); | |
| 100 else | |
| 101 *size = gfx::Size(); | |
| 102 } | |
| 103 | |
| 104 void WebDialogGtk::GetMinimumDialogSize(gfx::Size* size) const { | |
| 105 if (delegate_) | |
| 106 delegate_->GetMinimumDialogSize(size); | |
| 107 else | |
| 108 *size = gfx::Size(); | |
| 109 } | |
| 110 | |
| 111 std::string WebDialogGtk::GetDialogArgs() const { | |
| 112 if (delegate_) | |
| 113 return delegate_->GetDialogArgs(); | |
| 114 else | |
| 115 return std::string(); | |
| 116 } | |
| 117 | |
| 118 void WebDialogGtk::OnDialogClosed(const std::string& json_retval) { | |
| 119 DCHECK(dialog_); | |
| 120 | |
| 121 Detach(); | |
| 122 if (delegate_) { | |
| 123 WebDialogDelegate* dialog_delegate = delegate_; | |
| 124 delegate_ = NULL; // We will not communicate further with the delegate. | |
| 125 | |
| 126 // Store the dialog bounds. | |
| 127 gfx::Rect dialog_bounds = gtk_util::GetDialogBounds(GTK_WIDGET(dialog_)); | |
| 128 dialog_delegate->StoreDialogSize(dialog_bounds.size()); | |
| 129 | |
| 130 dialog_delegate->OnDialogClosed(json_retval); | |
| 131 } | |
| 132 | |
| 133 gtk_widget_destroy(dialog_); | |
| 134 delete this; | |
| 135 } | |
| 136 | |
| 137 void WebDialogGtk::OnCloseContents(WebContents* source, | |
| 138 bool* out_close_dialog) { | |
| 139 if (delegate_) | |
| 140 delegate_->OnCloseContents(source, out_close_dialog); | |
| 141 } | |
| 142 | |
| 143 void WebDialogGtk::CloseContents(WebContents* source) { | |
| 144 DCHECK(dialog_); | |
| 145 | |
| 146 bool close_dialog = false; | |
| 147 OnCloseContents(source, &close_dialog); | |
| 148 if (close_dialog) | |
| 149 OnDialogClosed(std::string()); | |
| 150 } | |
| 151 | |
| 152 content::WebContents* WebDialogGtk::OpenURLFromTab( | |
| 153 content::WebContents* source, | |
| 154 const content::OpenURLParams& params) { | |
| 155 content::WebContents* new_contents = NULL; | |
| 156 if (delegate_ && | |
| 157 delegate_->HandleOpenURLFromTab(source, params, &new_contents)) { | |
| 158 return new_contents; | |
| 159 } | |
| 160 return WebDialogWebContentsDelegate::OpenURLFromTab(source, params); | |
| 161 } | |
| 162 | |
| 163 void WebDialogGtk::AddNewContents(content::WebContents* source, | |
| 164 content::WebContents* new_contents, | |
| 165 WindowOpenDisposition disposition, | |
| 166 const gfx::Rect& initial_pos, | |
| 167 bool user_gesture, | |
| 168 bool* was_blocked) { | |
| 169 if (delegate_ && delegate_->HandleAddNewContents( | |
| 170 source, new_contents, disposition, initial_pos, user_gesture)) { | |
| 171 return; | |
| 172 } | |
| 173 WebDialogWebContentsDelegate::AddNewContents( | |
| 174 source, new_contents, disposition, initial_pos, user_gesture, | |
| 175 was_blocked); | |
| 176 } | |
| 177 | |
| 178 void WebDialogGtk::LoadingStateChanged(content::WebContents* source, | |
| 179 bool to_different_document) { | |
| 180 if (delegate_) | |
| 181 delegate_->OnLoadingStateChanged(source); | |
| 182 } | |
| 183 | |
| 184 bool WebDialogGtk::ShouldShowDialogTitle() const { | |
| 185 return true; | |
| 186 } | |
| 187 | |
| 188 //////////////////////////////////////////////////////////////////////////////// | |
| 189 // content::WebContentsDelegate implementation: | |
| 190 | |
| 191 // A simplified version of BrowserWindowGtk::HandleKeyboardEvent(). | |
| 192 // We don't handle global keyboard shortcuts here, but that's fine since | |
| 193 // they're all browser-specific. (This may change in the future.) | |
| 194 void WebDialogGtk::HandleKeyboardEvent(content::WebContents* source, | |
| 195 const NativeWebKeyboardEvent& event) { | |
| 196 GdkEventKey* os_event = &event.os_event->key; | |
| 197 if (!os_event || event.type == blink::WebInputEvent::Char) | |
| 198 return; | |
| 199 | |
| 200 // To make sure the default key bindings can still work, such as Escape to | |
| 201 // close the dialog. | |
| 202 gtk_bindings_activate_event(GTK_OBJECT(dialog_), os_event); | |
| 203 } | |
| 204 | |
| 205 //////////////////////////////////////////////////////////////////////////////// | |
| 206 // WebDialogGtk: | |
| 207 | |
| 208 gfx::NativeWindow WebDialogGtk::InitDialog() { | |
| 209 web_contents_.reset(WebContents::Create( | |
| 210 WebContents::CreateParams(browser_context()))); | |
| 211 web_contents_->SetDelegate(this); | |
| 212 | |
| 213 // This must be done before loading the page; see the comments in | |
| 214 // WebDialogUI. | |
| 215 WebDialogUI::SetDelegate(web_contents_.get(), this); | |
| 216 | |
| 217 web_contents_->GetController().LoadURL( | |
| 218 GetDialogContentURL(), | |
| 219 content::Referrer(), | |
| 220 content::PAGE_TRANSITION_AUTO_TOPLEVEL, | |
| 221 std::string()); | |
| 222 GtkDialogFlags flags = GTK_DIALOG_NO_SEPARATOR; | |
| 223 if (delegate_->GetDialogModalType() != ui::MODAL_TYPE_NONE) | |
| 224 flags = static_cast<GtkDialogFlags>(flags | GTK_DIALOG_MODAL); | |
| 225 | |
| 226 dialog_ = gtk_dialog_new_with_buttons( | |
| 227 base::UTF16ToUTF8(delegate_->GetDialogTitle()).c_str(), | |
| 228 parent_window_, | |
| 229 flags, | |
| 230 NULL); | |
| 231 | |
| 232 SetDialogStyle(); | |
| 233 gtk_widget_set_name(dialog_, "chrome-html-dialog"); | |
| 234 g_signal_connect(dialog_, "response", G_CALLBACK(OnResponseThunk), this); | |
| 235 | |
| 236 GtkWidget* content_area = gtk_dialog_get_content_area(GTK_DIALOG(dialog_)); | |
| 237 gfx::NativeView web_contents_widget = | |
| 238 web_contents_->GetView()->GetNativeView(); | |
| 239 gtk_box_pack_start(GTK_BOX(content_area), web_contents_widget, TRUE, TRUE, 0); | |
| 240 | |
| 241 gfx::Size dialog_size; | |
| 242 delegate_->GetDialogSize(&dialog_size); | |
| 243 if (!dialog_size.IsEmpty()) { | |
| 244 gtk_window_set_default_size(GTK_WINDOW(dialog_), | |
| 245 dialog_size.width(), | |
| 246 dialog_size.height()); | |
| 247 } | |
| 248 gfx::Size minimum_dialog_size; | |
| 249 delegate_->GetMinimumDialogSize(&minimum_dialog_size); | |
| 250 if (!minimum_dialog_size.IsEmpty()) { | |
| 251 gtk_widget_set_size_request(GTK_WIDGET(web_contents_widget), | |
| 252 minimum_dialog_size.width(), | |
| 253 minimum_dialog_size.height()); | |
| 254 } | |
| 255 | |
| 256 gtk_widget_show_all(dialog_); | |
| 257 | |
| 258 web_contents_->GetView()->SetInitialFocus(); | |
| 259 | |
| 260 return GTK_WINDOW(dialog_); | |
| 261 } | |
| 262 | |
| 263 void WebDialogGtk::OnResponse(GtkWidget* dialog, int response_id) { | |
| 264 OnDialogClosed(std::string()); | |
| 265 } | |
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Chromium Code Reviews
Issue 231733005:
Delete the GTK+ port of Chrome. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src