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| 1 // Copyright 2014 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/renderer_context_menu/render_view_context_menu_g
tk.h" | |
| 6 | |
| 7 #include <gtk/gtk.h> | |
| 8 | |
| 9 #include "base/strings/string_util.h" | |
| 10 #include "base/strings/utf_string_conversions.h" | |
| 11 #include "chrome/app/chrome_command_ids.h" | |
| 12 #include "chrome/browser/ui/gtk/gtk_util.h" | |
| 13 #include "content/public/browser/render_view_host.h" | |
| 14 #include "content/public/browser/render_widget_host_view.h" | |
| 15 #include "content/public/browser/web_contents.h" | |
| 16 #include "content/public/common/context_menu_params.h" | |
| 17 #include "grit/generated_resources.h" | |
| 18 #include "ui/base/accelerators/menu_label_accelerator_util_linux.h" | |
| 19 #include "ui/base/l10n/l10n_util.h" | |
| 20 | |
| 21 using content::WebContents; | |
| 22 | |
| 23 namespace { | |
| 24 | |
| 25 // A callback function for gtk_container_foreach(). This callback just checks | |
| 26 // the menu ID and set the given user data if it is same as the specified ID. | |
| 27 struct GtkWidgetAtParam { | |
| 28 int index; | |
| 29 GtkWidget* widget; | |
| 30 }; | |
| 31 | |
| 32 void GtkWidgetAt(GtkWidget* widget, gpointer user_data) { | |
| 33 GtkWidgetAtParam* param = reinterpret_cast<GtkWidgetAtParam*>(user_data); | |
| 34 | |
| 35 gpointer data = g_object_get_data(G_OBJECT(widget), "menu-id"); | |
| 36 if (data && (GPOINTER_TO_INT(data) - 1) == param->index && | |
| 37 GTK_IS_MENU_ITEM(widget)) { | |
| 38 param->widget = widget; | |
| 39 } | |
| 40 } | |
| 41 | |
| 42 // Retrieves a GtkWidget which has the specified command_id. This function | |
| 43 // traverses the given |model| in the depth-first order. When this function | |
| 44 // finds an item whose command_id is the same as the given |command_id|, it | |
| 45 // returns the GtkWidget associated with the item. This function emulates | |
| 46 // views::MenuItemViews::GetMenuItemByID() for GTK. | |
| 47 GtkWidget* GetMenuItemByID(ui::MenuModel* model, | |
| 48 GtkWidget* menu, | |
| 49 int command_id) { | |
| 50 if (!menu) | |
| 51 return NULL; | |
| 52 | |
| 53 for (int i = 0; i < model->GetItemCount(); ++i) { | |
| 54 if (model->GetCommandIdAt(i) == command_id) { | |
| 55 GtkWidgetAtParam param; | |
| 56 param.index = i; | |
| 57 param.widget = NULL; | |
| 58 gtk_container_foreach(GTK_CONTAINER(menu), &GtkWidgetAt, ¶m); | |
| 59 return param.widget; | |
| 60 } | |
| 61 | |
| 62 ui::MenuModel* submenu = model->GetSubmenuModelAt(i); | |
| 63 if (submenu) { | |
| 64 GtkWidget* subitem = GetMenuItemByID( | |
| 65 submenu, | |
| 66 gtk_menu_item_get_submenu(GTK_MENU_ITEM(menu)), | |
| 67 command_id); | |
| 68 if (subitem) | |
| 69 return subitem; | |
| 70 } | |
| 71 } | |
| 72 return NULL; | |
| 73 } | |
| 74 | |
| 75 } // namespace | |
| 76 | |
| 77 RenderViewContextMenuGtk::RenderViewContextMenuGtk( | |
| 78 content::RenderFrameHost* render_frame_host, | |
| 79 const content::ContextMenuParams& params, | |
| 80 content::RenderWidgetHostView* view) | |
| 81 : RenderViewContextMenu(render_frame_host, params), | |
| 82 bidi_submenu_model_(this) { | |
| 83 GdkEventButton* event = view->GetLastMouseDown(); | |
| 84 triggering_event_time_ = event ? event->time : GDK_CURRENT_TIME; | |
| 85 } | |
| 86 | |
| 87 RenderViewContextMenuGtk::~RenderViewContextMenuGtk() { | |
| 88 } | |
| 89 | |
| 90 void RenderViewContextMenuGtk::PlatformInit() { | |
| 91 menu_gtk_.reset(new MenuGtk(this, &menu_model_)); | |
| 92 | |
| 93 if (params_.is_editable) { | |
| 94 content::RenderWidgetHostView* rwhv = | |
| 95 source_web_contents_->GetRenderWidgetHostView(); | |
| 96 if (rwhv) { | |
| 97 MenuGtk* menu = menu_gtk_.get(); | |
| 98 gboolean show_input_method_menu = TRUE; | |
| 99 | |
| 100 g_object_get( | |
| 101 gtk_widget_get_settings(GTK_WIDGET(rwhv->GetNativeView())), | |
| 102 "gtk-show-input-method-menu", &show_input_method_menu, NULL); | |
| 103 if (!show_input_method_menu) | |
| 104 return; | |
| 105 | |
| 106 std::string label = ui::ConvertAcceleratorsFromWindowsStyle( | |
| 107 l10n_util::GetStringUTF8(IDS_CONTENT_CONTEXT_INPUT_METHODS_MENU)); | |
| 108 GtkWidget* menuitem = gtk_menu_item_new_with_mnemonic(label.c_str()); | |
| 109 GtkWidget* submenu = rwhv->BuildInputMethodsGtkMenu(); | |
| 110 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), submenu); | |
| 111 int inspect_element_index = | |
| 112 menu_model_.GetIndexOfCommandId(IDC_CONTENT_CONTEXT_INSPECTELEMENT); | |
| 113 if (inspect_element_index != -1) { | |
| 114 menu->InsertSeparator(inspect_element_index - 1); | |
| 115 menu->InsertMenuItem(IDC_INPUT_METHODS_MENU, menuitem, | |
| 116 inspect_element_index); | |
| 117 } else { | |
| 118 menu->AppendSeparator(); | |
| 119 menu->AppendMenuItem(IDC_INPUT_METHODS_MENU, menuitem); | |
| 120 } | |
| 121 } | |
| 122 } | |
| 123 } | |
| 124 | |
| 125 void RenderViewContextMenuGtk::PlatformCancel() { | |
| 126 menu_gtk_->Cancel(); | |
| 127 } | |
| 128 | |
| 129 bool RenderViewContextMenuGtk::GetAcceleratorForCommandId( | |
| 130 int command_id, | |
| 131 ui::Accelerator* accelerator) { | |
| 132 return false; | |
| 133 } | |
| 134 | |
| 135 void RenderViewContextMenuGtk::Popup(const gfx::Point& point) { | |
| 136 menu_gtk_->PopupAsContext(point, triggering_event_time_); | |
| 137 } | |
| 138 | |
| 139 bool RenderViewContextMenuGtk::AlwaysShowIconForCmd(int command_id) const { | |
| 140 return command_id >= IDC_EXTENSIONS_CONTEXT_CUSTOM_FIRST && | |
| 141 command_id <= IDC_EXTENSIONS_CONTEXT_CUSTOM_LAST; | |
| 142 } | |
| 143 | |
| 144 void RenderViewContextMenuGtk::ExecuteCommand(int command_id, int event_flags) { | |
| 145 switch (command_id) { | |
| 146 case IDC_WRITING_DIRECTION_DEFAULT: | |
| 147 // WebKit's current behavior is for this menu item to always be disabled. | |
| 148 NOTREACHED(); | |
| 149 break; | |
| 150 | |
| 151 case IDC_WRITING_DIRECTION_RTL: | |
| 152 case IDC_WRITING_DIRECTION_LTR: { | |
| 153 content::RenderViewHost* view_host = GetRenderViewHost(); | |
| 154 blink::WebTextDirection dir = blink::WebTextDirectionLeftToRight; | |
| 155 if (command_id == IDC_WRITING_DIRECTION_RTL) | |
| 156 dir = blink::WebTextDirectionRightToLeft; | |
| 157 view_host->UpdateTextDirection(dir); | |
| 158 view_host->NotifyTextDirection(); | |
| 159 break; | |
| 160 } | |
| 161 | |
| 162 default: | |
| 163 RenderViewContextMenu::ExecuteCommand(command_id, event_flags); | |
| 164 break; | |
| 165 } | |
| 166 } | |
| 167 | |
| 168 bool RenderViewContextMenuGtk::IsCommandIdChecked(int command_id) const { | |
| 169 switch (command_id) { | |
| 170 case IDC_WRITING_DIRECTION_DEFAULT: | |
| 171 return params_.writing_direction_default & | |
| 172 blink::WebContextMenuData::CheckableMenuItemChecked; | |
| 173 case IDC_WRITING_DIRECTION_RTL: | |
| 174 return params_.writing_direction_right_to_left & | |
| 175 blink::WebContextMenuData::CheckableMenuItemChecked; | |
| 176 case IDC_WRITING_DIRECTION_LTR: | |
| 177 return params_.writing_direction_left_to_right & | |
| 178 blink::WebContextMenuData::CheckableMenuItemChecked; | |
| 179 | |
| 180 default: | |
| 181 return RenderViewContextMenu::IsCommandIdChecked(command_id); | |
| 182 } | |
| 183 } | |
| 184 | |
| 185 bool RenderViewContextMenuGtk::IsCommandIdEnabled(int command_id) const { | |
| 186 switch (command_id) { | |
| 187 case IDC_WRITING_DIRECTION_MENU: | |
| 188 return true; | |
| 189 case IDC_WRITING_DIRECTION_DEFAULT: // Provided to match OS defaults. | |
| 190 return params_.writing_direction_default & | |
| 191 blink::WebContextMenuData::CheckableMenuItemEnabled; | |
| 192 case IDC_WRITING_DIRECTION_RTL: | |
| 193 return params_.writing_direction_right_to_left & | |
| 194 blink::WebContextMenuData::CheckableMenuItemEnabled; | |
| 195 case IDC_WRITING_DIRECTION_LTR: | |
| 196 return params_.writing_direction_left_to_right & | |
| 197 blink::WebContextMenuData::CheckableMenuItemEnabled; | |
| 198 | |
| 199 default: | |
| 200 return RenderViewContextMenu::IsCommandIdEnabled(command_id); | |
| 201 } | |
| 202 } | |
| 203 | |
| 204 void RenderViewContextMenuGtk::AppendPlatformEditableItems() { | |
| 205 // OS X and Linux provide a contextual menu to set writing direction for BiDi | |
| 206 // languages. | |
| 207 // This functionality is exposed as a keyboard shortcut on Windows. | |
| 208 AppendBidiSubMenu(); | |
| 209 } | |
| 210 | |
| 211 void RenderViewContextMenuGtk::AppendBidiSubMenu() { | |
| 212 bidi_submenu_model_.AddCheckItem(IDC_WRITING_DIRECTION_DEFAULT, | |
| 213 l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_WRITING_DIRECTION_DEFAULT)); | |
| 214 bidi_submenu_model_.AddCheckItem(IDC_WRITING_DIRECTION_LTR, | |
| 215 l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_WRITING_DIRECTION_LTR)); | |
| 216 bidi_submenu_model_.AddCheckItem(IDC_WRITING_DIRECTION_RTL, | |
| 217 l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_WRITING_DIRECTION_RTL)); | |
| 218 | |
| 219 menu_model_.AddSubMenu( | |
| 220 IDC_WRITING_DIRECTION_MENU, | |
| 221 l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_WRITING_DIRECTION_MENU), | |
| 222 &bidi_submenu_model_); | |
| 223 } | |
| 224 | |
| 225 void RenderViewContextMenuGtk::UpdateMenuItem(int command_id, | |
| 226 bool enabled, | |
| 227 bool hidden, | |
| 228 const base::string16& title) { | |
| 229 GtkWidget* item = GetMenuItemByID(&menu_model_, menu_gtk_->widget(), | |
| 230 command_id); | |
| 231 if (!item || !GTK_IS_MENU_ITEM(item)) | |
| 232 return; | |
| 233 | |
| 234 // Enable (or disable) the menu item and updates its text. | |
| 235 gtk_widget_set_sensitive(item, enabled); | |
| 236 if (hidden) | |
| 237 gtk_widget_hide(item); | |
| 238 else | |
| 239 gtk_widget_show(item); | |
| 240 gtk_menu_item_set_label(GTK_MENU_ITEM(item), | |
| 241 base::UTF16ToUTF8(title).c_str()); | |
| 242 } | |
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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