src/content/common/view_messages.h

   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 // IPC messages for page rendering.
   6 // Multiply-included message file, hence no include guard.
   7
   8 #include "base/memory/shared_memory.h"
   9 #include "base/process/process.h"
  10 #include "base/strings/string16.h"
  11 #include "cc/output/begin_frame_args.h"
  12 #include "cc/output/compositor_frame.h"
  13 #include "cc/output/compositor_frame_ack.h"
  14 #include "content/common/content_export.h"
  15 #include "content/common/content_param_traits.h"
  16 #include "content/common/cookie_data.h"
  17 #include "content/common/date_time_suggestion.h"
  18 #include "content/common/navigation_gesture.h"
  19 #include "content/common/view_message_enums.h"
  20 #include "content/common/webplugin_geometry.h"
  21 #include "content/public/common/common_param_traits.h"
  22 #include "content/public/common/favicon_url.h"
  23 #include "content/public/common/file_chooser_file_info.h"
  24 #include "content/public/common/file_chooser_params.h"
  25 #include "content/public/common/menu_item.h"
  26 #include "content/public/common/page_state.h"
  27 #include "content/public/common/page_zoom.h"
  28 #include "content/public/common/referrer.h"
  29 #include "content/public/common/renderer_preferences.h"
  30 #include "content/public/common/stop_find_action.h"
  31 #include "content/public/common/three_d_api_types.h"
  32 #include "content/public/common/window_container_type.h"
  33 #include "ipc/ipc_channel_handle.h"
  34 #include "ipc/ipc_message_macros.h"
  35 #include "ipc/ipc_platform_file.h"
  36 #include "media/audio/audio_parameters.h"
  37 #include "media/base/channel_layout.h"
  38 #include "media/base/media_log_event.h"
  39 #include "net/base/network_change_notifier.h"
  40 #include "third_party/WebKit/public/platform/WebFloatPoint.h"
  41 #include "third_party/WebKit/public/platform/WebFloatRect.h"
  42 #include "third_party/WebKit/public/platform/WebScreenInfo.h"
  43 #include "third_party/WebKit/public/web/WebFindOptions.h"
  44 #include "third_party/WebKit/public/web/WebMediaPlayerAction.h"
  45 #include "third_party/WebKit/public/web/WebPluginAction.h"
  46 #include "third_party/WebKit/public/web/WebPopupType.h"
  47 #include "third_party/WebKit/public/web/WebTextDirection.h"
  48 #include "third_party/skia/include/core/SkBitmap.h"
  49 #include "ui/base/ime/text_input_mode.h"
  50 #include "ui/base/ime/text_input_type.h"
  51 #include "ui/base/ui_base_types.h"
  52 #include "ui/gfx/ipc/gfx_param_traits.h"
  53 #include "ui/gfx/point.h"
  54 #include "ui/gfx/range/range.h"
  55 #include "ui/gfx/rect.h"
  56 #include "ui/gfx/rect_f.h"
  57 #include "ui/gfx/vector2d.h"
  58 #include "ui/gfx/vector2d_f.h"
  59
  60 #if defined(OS_MACOSX)
  61 #include "content/common/mac/font_descriptor.h"
  62 #include "third_party/WebKit/public/web/mac/WebScrollbarTheme.h"
  63 #endif
  64
  65 #if defined(ENABLE_PLUGINS)
  66 #include "content/common/pepper_renderer_instance_data.h"
  67 #endif
  68
  69 #undef IPC_MESSAGE_EXPORT
  70 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  71
  72 #define IPC_MESSAGE_START ViewMsgStart
  73
  74 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebMediaPlayerAction::Type,
  75                           blink::WebMediaPlayerAction::Type::TypeLast)
  76 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPluginAction::Type,
  77                           blink::WebPluginAction::Type::TypeLast)
  78 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPopupType,
  79                           blink::WebPopupType::WebPopupTypeLast)
  80 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebTextDirection,
  81                           blink::WebTextDirection::WebTextDirectionLast)
  82 IPC_ENUM_TRAITS(WindowContainerType)
  83 IPC_ENUM_TRAITS(content::FaviconURL::IconType)
  84 IPC_ENUM_TRAITS(content::FileChooserParams::Mode)
  85 IPC_ENUM_TRAITS(content::MenuItem::Type)
  86 IPC_ENUM_TRAITS_MAX_VALUE(content::NavigationGesture,
  87                           content::NavigationGestureLast)
  88 IPC_ENUM_TRAITS_MIN_MAX_VALUE(content::PageZoom,
  89                               content::PageZoom::PAGE_ZOOM_OUT,
  90                               content::PageZoom::PAGE_ZOOM_IN)
  91 IPC_ENUM_TRAITS(gfx::FontRenderParams::Hinting)
  92 IPC_ENUM_TRAITS(gfx::FontRenderParams::SubpixelRendering)
  93 IPC_ENUM_TRAITS_MAX_VALUE(content::TapMultipleTargetsStrategy,
  94                           content::TAP_MULTIPLE_TARGETS_STRATEGY_MAX)
  95 IPC_ENUM_TRAITS_MAX_VALUE(content::StopFindAction,
  96                           content::STOP_FIND_ACTION_LAST)
  97 IPC_ENUM_TRAITS_MAX_VALUE(content::ThreeDAPIType,
  98                           content::THREE_D_API_TYPE_LAST)
  99 IPC_ENUM_TRAITS_MAX_VALUE(media::ChannelLayout, media::CHANNEL_LAYOUT_MAX - 1)
 100 IPC_ENUM_TRAITS_MAX_VALUE(media::MediaLogEvent::Type,
 101                           media::MediaLogEvent::TYPE_LAST)
 102 IPC_ENUM_TRAITS_MAX_VALUE(ui::TextInputMode, ui::TEXT_INPUT_MODE_MAX)
 103 IPC_ENUM_TRAITS(ui::TextInputType)
 104
 105 #if defined(OS_MACOSX)
 106 IPC_STRUCT_TRAITS_BEGIN(FontDescriptor)
 107   IPC_STRUCT_TRAITS_MEMBER(font_name)
 108   IPC_STRUCT_TRAITS_MEMBER(font_point_size)
 109 IPC_STRUCT_TRAITS_END()
 110 #endif
 111
 112 IPC_STRUCT_TRAITS_BEGIN(blink::WebFindOptions)
 113   IPC_STRUCT_TRAITS_MEMBER(forward)
 114   IPC_STRUCT_TRAITS_MEMBER(matchCase)
 115   IPC_STRUCT_TRAITS_MEMBER(findNext)
 116 IPC_STRUCT_TRAITS_END()
 117
 118 IPC_STRUCT_TRAITS_BEGIN(blink::WebMediaPlayerAction)
 119   IPC_STRUCT_TRAITS_MEMBER(type)
 120   IPC_STRUCT_TRAITS_MEMBER(enable)
 121 IPC_STRUCT_TRAITS_END()
 122
 123 IPC_STRUCT_TRAITS_BEGIN(blink::WebPluginAction)
 124   IPC_STRUCT_TRAITS_MEMBER(type)
 125   IPC_STRUCT_TRAITS_MEMBER(enable)
 126 IPC_STRUCT_TRAITS_END()
 127
 128 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatPoint)
 129   IPC_STRUCT_TRAITS_MEMBER(x)
 130   IPC_STRUCT_TRAITS_MEMBER(y)
 131 IPC_STRUCT_TRAITS_END()
 132
 133 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatRect)
 134   IPC_STRUCT_TRAITS_MEMBER(x)
 135   IPC_STRUCT_TRAITS_MEMBER(y)
 136   IPC_STRUCT_TRAITS_MEMBER(width)
 137   IPC_STRUCT_TRAITS_MEMBER(height)
 138 IPC_STRUCT_TRAITS_END()
 139
 140 IPC_STRUCT_TRAITS_BEGIN(blink::WebScreenInfo)
 141   IPC_STRUCT_TRAITS_MEMBER(deviceScaleFactor)
 142   IPC_STRUCT_TRAITS_MEMBER(depth)
 143   IPC_STRUCT_TRAITS_MEMBER(depthPerComponent)
 144   IPC_STRUCT_TRAITS_MEMBER(isMonochrome)
 145   IPC_STRUCT_TRAITS_MEMBER(rect)
 146   IPC_STRUCT_TRAITS_MEMBER(availableRect)
 147   IPC_STRUCT_TRAITS_MEMBER(orientationType)
 148   IPC_STRUCT_TRAITS_MEMBER(orientationAngle)
 149 IPC_STRUCT_TRAITS_END()
 150
 151 IPC_STRUCT_TRAITS_BEGIN(content::MenuItem)
 152   IPC_STRUCT_TRAITS_MEMBER(label)
 153   IPC_STRUCT_TRAITS_MEMBER(tool_tip)
 154   IPC_STRUCT_TRAITS_MEMBER(type)
 155   IPC_STRUCT_TRAITS_MEMBER(action)
 156   IPC_STRUCT_TRAITS_MEMBER(rtl)
 157   IPC_STRUCT_TRAITS_MEMBER(has_directional_override)
 158   IPC_STRUCT_TRAITS_MEMBER(enabled)
 159   IPC_STRUCT_TRAITS_MEMBER(checked)
 160   IPC_STRUCT_TRAITS_MEMBER(submenu)
 161 IPC_STRUCT_TRAITS_END()
 162
 163 IPC_STRUCT_TRAITS_BEGIN(content::DateTimeSuggestion)
 164   IPC_STRUCT_TRAITS_MEMBER(value)
 165   IPC_STRUCT_TRAITS_MEMBER(localized_value)
 166   IPC_STRUCT_TRAITS_MEMBER(label)
 167 IPC_STRUCT_TRAITS_END()
 168
 169 IPC_STRUCT_TRAITS_BEGIN(content::FaviconURL)
 170   IPC_STRUCT_TRAITS_MEMBER(icon_url)
 171   IPC_STRUCT_TRAITS_MEMBER(icon_type)
 172   IPC_STRUCT_TRAITS_MEMBER(icon_sizes)
 173 IPC_STRUCT_TRAITS_END()
 174
 175 IPC_STRUCT_TRAITS_BEGIN(content::FileChooserFileInfo)
 176   IPC_STRUCT_TRAITS_MEMBER(file_path)
 177   IPC_STRUCT_TRAITS_MEMBER(display_name)
 178   IPC_STRUCT_TRAITS_MEMBER(file_system_url)
 179   IPC_STRUCT_TRAITS_MEMBER(modification_time)
 180   IPC_STRUCT_TRAITS_MEMBER(length)
 181   IPC_STRUCT_TRAITS_MEMBER(is_directory)
 182 IPC_STRUCT_TRAITS_END()
 183
 184 IPC_STRUCT_TRAITS_BEGIN(content::FileChooserParams)
 185   IPC_STRUCT_TRAITS_MEMBER(mode)
 186   IPC_STRUCT_TRAITS_MEMBER(title)
 187   IPC_STRUCT_TRAITS_MEMBER(default_file_name)
 188   IPC_STRUCT_TRAITS_MEMBER(accept_types)
 189   IPC_STRUCT_TRAITS_MEMBER(need_local_path)
 190 #if defined(OS_ANDROID)
 191   IPC_STRUCT_TRAITS_MEMBER(capture)
 192 #endif
 193 IPC_STRUCT_TRAITS_END()
 194
 195 #if defined(ENABLE_PLUGINS)
 196 IPC_STRUCT_TRAITS_BEGIN(content::PepperRendererInstanceData)
 197   IPC_STRUCT_TRAITS_MEMBER(render_process_id)
 198   IPC_STRUCT_TRAITS_MEMBER(render_frame_id)
 199   IPC_STRUCT_TRAITS_MEMBER(document_url)
 200   IPC_STRUCT_TRAITS_MEMBER(plugin_url)
 201 IPC_STRUCT_TRAITS_END()
 202 #endif
 203
 204 IPC_STRUCT_TRAITS_BEGIN(content::RendererPreferences)
 205   IPC_STRUCT_TRAITS_MEMBER(can_accept_load_drops)
 206   IPC_STRUCT_TRAITS_MEMBER(should_antialias_text)
 207   IPC_STRUCT_TRAITS_MEMBER(hinting)
 208   IPC_STRUCT_TRAITS_MEMBER(use_autohinter)
 209   IPC_STRUCT_TRAITS_MEMBER(use_bitmaps)
 210   IPC_STRUCT_TRAITS_MEMBER(subpixel_rendering)
 211   IPC_STRUCT_TRAITS_MEMBER(use_subpixel_positioning)
 212   IPC_STRUCT_TRAITS_MEMBER(focus_ring_color)
 213   IPC_STRUCT_TRAITS_MEMBER(thumb_active_color)
 214   IPC_STRUCT_TRAITS_MEMBER(thumb_inactive_color)
 215   IPC_STRUCT_TRAITS_MEMBER(track_color)
 216   IPC_STRUCT_TRAITS_MEMBER(active_selection_bg_color)
 217   IPC_STRUCT_TRAITS_MEMBER(active_selection_fg_color)
 218   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_bg_color)
 219   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_fg_color)
 220   IPC_STRUCT_TRAITS_MEMBER(browser_handles_non_local_top_level_requests)
 221   IPC_STRUCT_TRAITS_MEMBER(browser_handles_all_top_level_requests)
 222   IPC_STRUCT_TRAITS_MEMBER(caret_blink_interval)
 223   IPC_STRUCT_TRAITS_MEMBER(use_custom_colors)
 224   IPC_STRUCT_TRAITS_MEMBER(enable_referrers)
 225   IPC_STRUCT_TRAITS_MEMBER(enable_do_not_track)
 226   IPC_STRUCT_TRAITS_MEMBER(default_zoom_level)
 227   IPC_STRUCT_TRAITS_MEMBER(user_agent_override)
 228   IPC_STRUCT_TRAITS_MEMBER(accept_languages)
 229   IPC_STRUCT_TRAITS_MEMBER(report_frame_name_changes)
 230   IPC_STRUCT_TRAITS_MEMBER(tap_multiple_targets_strategy)
 231   IPC_STRUCT_TRAITS_MEMBER(disable_client_blocked_error_page)
 232   IPC_STRUCT_TRAITS_MEMBER(plugin_fullscreen_allowed)
 233   IPC_STRUCT_TRAITS_MEMBER(use_video_overlay_for_embedded_encrypted_video)
 234 IPC_STRUCT_TRAITS_END()
 235
 236 IPC_STRUCT_TRAITS_BEGIN(content::CookieData)
 237   IPC_STRUCT_TRAITS_MEMBER(name)
 238   IPC_STRUCT_TRAITS_MEMBER(value)
 239   IPC_STRUCT_TRAITS_MEMBER(domain)
 240   IPC_STRUCT_TRAITS_MEMBER(path)
 241   IPC_STRUCT_TRAITS_MEMBER(expires)
 242   IPC_STRUCT_TRAITS_MEMBER(http_only)
 243   IPC_STRUCT_TRAITS_MEMBER(secure)
 244   IPC_STRUCT_TRAITS_MEMBER(session)
 245 IPC_STRUCT_TRAITS_END()
 246
 247 IPC_STRUCT_TRAITS_BEGIN(content::WebPluginGeometry)
 248   IPC_STRUCT_TRAITS_MEMBER(window)
 249   IPC_STRUCT_TRAITS_MEMBER(window_rect)
 250   IPC_STRUCT_TRAITS_MEMBER(clip_rect)
 251   IPC_STRUCT_TRAITS_MEMBER(cutout_rects)
 252   IPC_STRUCT_TRAITS_MEMBER(rects_valid)
 253   IPC_STRUCT_TRAITS_MEMBER(visible)
 254 IPC_STRUCT_TRAITS_END()
 255
 256 IPC_STRUCT_TRAITS_BEGIN(media::MediaLogEvent)
 257   IPC_STRUCT_TRAITS_MEMBER(id)
 258   IPC_STRUCT_TRAITS_MEMBER(type)
 259   IPC_STRUCT_TRAITS_MEMBER(params)
 260   IPC_STRUCT_TRAITS_MEMBER(time)
 261 IPC_STRUCT_TRAITS_END()
 262
 263 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWindow_Params)
 264   // Routing ID of the view initiating the open.
 265   IPC_STRUCT_MEMBER(int, opener_id)
 266
 267   // True if this open request came in the context of a user gesture.
 268   IPC_STRUCT_MEMBER(bool, user_gesture)
 269
 270   // Type of window requested.
 271   IPC_STRUCT_MEMBER(WindowContainerType, window_container_type)
 272
 273   // The session storage namespace ID this view should use.
 274   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 275
 276   // The name of the resulting frame that should be created (empty if none
 277   // has been specified).
 278   IPC_STRUCT_MEMBER(base::string16, frame_name)
 279
 280   // The routing id of the frame initiating the open.
 281   IPC_STRUCT_MEMBER(int, opener_render_frame_id)
 282
 283   // The URL of the frame initiating the open.
 284   IPC_STRUCT_MEMBER(GURL, opener_url)
 285
 286   // The URL of the top frame containing the opener.
 287   IPC_STRUCT_MEMBER(GURL, opener_top_level_frame_url)
 288
 289   // The security origin of the frame initiating the open.
 290   IPC_STRUCT_MEMBER(GURL, opener_security_origin)
 291
 292   // Whether the opener will be suppressed in the new window, in which case
 293   // scripting the new window is not allowed.
 294   IPC_STRUCT_MEMBER(bool, opener_suppressed)
 295
 296   // Whether the window should be opened in the foreground, background, etc.
 297   IPC_STRUCT_MEMBER(WindowOpenDisposition, disposition)
 298
 299   // The URL that will be loaded in the new window (empty if none has been
 300   // sepcified).
 301   IPC_STRUCT_MEMBER(GURL, target_url)
 302
 303   // The referrer that will be used to load |target_url| (empty if none has
 304   // been specified).
 305   IPC_STRUCT_MEMBER(content::Referrer, referrer)
 306
 307   // The window features to use for the new view.
 308   IPC_STRUCT_MEMBER(blink::WebWindowFeatures, features)
 309
 310   // The additional window features to use for the new view. We pass these
 311   // separately from |features| above because we cannot serialize WebStrings
 312   // over IPC.
 313   IPC_STRUCT_MEMBER(std::vector<base::string16>, additional_features)
 314 IPC_STRUCT_END()
 315
 316 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWorker_Params)
 317   // URL for the worker script.
 318   IPC_STRUCT_MEMBER(GURL, url)
 319
 320   // Name for a SharedWorker, otherwise empty string.
 321   IPC_STRUCT_MEMBER(base::string16, name)
 322
 323   // Security policy used in the worker.
 324   IPC_STRUCT_MEMBER(base::string16, content_security_policy)
 325
 326   // Security policy type used in the worker.
 327   IPC_STRUCT_MEMBER(blink::WebContentSecurityPolicyType, security_policy_type)
 328
 329   // The ID of the parent document (unique within parent renderer).
 330   IPC_STRUCT_MEMBER(unsigned long long, document_id)
 331
 332   // RenderFrame routing id used to send messages back to the parent.
 333   IPC_STRUCT_MEMBER(int, render_frame_route_id)
 334 IPC_STRUCT_END()
 335
 336 IPC_STRUCT_BEGIN(ViewHostMsg_DateTimeDialogValue_Params)
 337   IPC_STRUCT_MEMBER(ui::TextInputType, dialog_type)
 338   IPC_STRUCT_MEMBER(double, dialog_value)
 339   IPC_STRUCT_MEMBER(double, minimum)
 340   IPC_STRUCT_MEMBER(double, maximum)
 341   IPC_STRUCT_MEMBER(double, step)
 342   IPC_STRUCT_MEMBER(std::vector<content::DateTimeSuggestion>, suggestions)
 343 IPC_STRUCT_END()
 344
 345 IPC_STRUCT_BEGIN(ViewHostMsg_SelectionBounds_Params)
 346   IPC_STRUCT_MEMBER(gfx::Rect, anchor_rect)
 347   IPC_STRUCT_MEMBER(blink::WebTextDirection, anchor_dir)
 348   IPC_STRUCT_MEMBER(gfx::Rect, focus_rect)
 349   IPC_STRUCT_MEMBER(blink::WebTextDirection, focus_dir)
 350   IPC_STRUCT_MEMBER(bool, is_anchor_first)
 351 IPC_STRUCT_END()
 352
 353 IPC_STRUCT_BEGIN(ViewHostMsg_TextInputState_Params)
 354   // The type of input field
 355   IPC_STRUCT_MEMBER(ui::TextInputType, type)
 356
 357   // The flags of the input field (autocorrect, autocomplete, etc.)
 358   IPC_STRUCT_MEMBER(int, flags)
 359
 360   // The value of the input field
 361   IPC_STRUCT_MEMBER(std::string, value)
 362
 363   // The cursor position of the current selection start, or the caret position
 364   // if nothing is selected
 365   IPC_STRUCT_MEMBER(int, selection_start)
 366
 367   // The cursor position of the current selection end, or the caret position
 368   // if nothing is selected
 369   IPC_STRUCT_MEMBER(int, selection_end)
 370
 371   // The start position of the current composition, or -1 if there is none
 372   IPC_STRUCT_MEMBER(int, composition_start)
 373
 374   // The end position of the current composition, or -1 if there is none
 375   IPC_STRUCT_MEMBER(int, composition_end)
 376
 377   // Whether or not inline composition can be performed for the current input.
 378   IPC_STRUCT_MEMBER(bool, can_compose_inline)
 379
 380   // Whether or not the IME should be shown as a result of this update. Even if
 381   // true, the IME will only be shown if the type is appropriate (e.g. not
 382   // TEXT_INPUT_TYPE_NONE).
 383   IPC_STRUCT_MEMBER(bool, show_ime_if_needed)
 384
 385   // Whether this change is originated from non-IME (e.g. Javascript, Autofill).
 386   IPC_STRUCT_MEMBER(bool, is_non_ime_change)
 387 IPC_STRUCT_END()
 388
 389 IPC_STRUCT_BEGIN(ViewHostMsg_UpdateRect_Params)
 390   // The size of the RenderView when this message was generated.  This is
 391   // included so the host knows how large the view is from the perspective of
 392   // the renderer process.  This is necessary in case a resize operation is in
 393   // progress. If auto-resize is enabled, this should update the corresponding
 394   // view size.
 395   IPC_STRUCT_MEMBER(gfx::Size, view_size)
 396
 397   // New window locations for plugin child windows.
 398   IPC_STRUCT_MEMBER(std::vector<content::WebPluginGeometry>,
 399                     plugin_window_moves)
 400
 401   // The following describes the various bits that may be set in flags:
 402   //
 403   //   ViewHostMsg_UpdateRect_Flags::IS_RESIZE_ACK
 404   //     Indicates that this is a response to a ViewMsg_Resize message.
 405   //
 406   //   ViewHostMsg_UpdateRect_Flags::IS_REPAINT_ACK
 407   //     Indicates that this is a response to a ViewMsg_Repaint message.
 408   //
 409   // If flags is zero, then this message corresponds to an unsolicited paint
 410   // request by the render view.  Any of the above bits may be set in flags,
 411   // which would indicate that this paint message is an ACK for multiple
 412   // request messages.
 413   IPC_STRUCT_MEMBER(int, flags)
 414 IPC_STRUCT_END()
 415
 416 IPC_STRUCT_BEGIN(ViewMsg_New_Params)
 417   // Renderer-wide preferences.
 418   IPC_STRUCT_MEMBER(content::RendererPreferences, renderer_preferences)
 419
 420   // Preferences for this view.
 421   IPC_STRUCT_MEMBER(content::WebPreferences, web_preferences)
 422
 423   // The ID of the view to be created.
 424   IPC_STRUCT_MEMBER(int32, view_id)
 425
 426   // The ID of the main frame hosted in the view.
 427   IPC_STRUCT_MEMBER(int32, main_frame_routing_id)
 428
 429   // The ID of the rendering surface.
 430   IPC_STRUCT_MEMBER(int32, surface_id)
 431
 432   // The session storage namespace ID this view should use.
 433   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 434
 435   // The name of the frame associated with this view (or empty if none).
 436   IPC_STRUCT_MEMBER(base::string16, frame_name)
 437
 438   // The route ID of the opener RenderView if we need to set one
 439   // (MSG_ROUTING_NONE otherwise).
 440   IPC_STRUCT_MEMBER(int, opener_route_id)
 441
 442   // Whether the RenderView should initially be swapped out.
 443   IPC_STRUCT_MEMBER(bool, swapped_out)
 444
 445   // The ID of the proxy object for the main frame in this view. It is only
 446   // used if |swapped_out| is true.
 447   IPC_STRUCT_MEMBER(int32, proxy_routing_id)
 448
 449   // Whether the RenderView should initially be hidden.
 450   IPC_STRUCT_MEMBER(bool, hidden)
 451
 452   // Whether the RenderView will never be visible.
 453   IPC_STRUCT_MEMBER(bool, never_visible)
 454
 455   // Whether the window associated with this view was created with an opener.
 456   IPC_STRUCT_MEMBER(bool, window_was_created_with_opener)
 457
 458   // The initial page ID to use for this view, which must be larger than any
 459   // existing navigation that might be loaded in the view.  Page IDs are unique
 460   // to a view and are only updated by the renderer after this initial value.
 461   IPC_STRUCT_MEMBER(int32, next_page_id)
 462
 463   // The properties of the screen associated with the view.
 464   IPC_STRUCT_MEMBER(blink::WebScreenInfo, screen_info)
 465 IPC_STRUCT_END()
 466
 467 IPC_STRUCT_BEGIN(ViewMsg_PostMessage_Params)
 468   // Whether the data format is supplied as serialized script value, or as
 469   // a simple string. If it is a raw string, must be converted from string to a
 470   // WebSerializedScriptValue in renderer.
 471   IPC_STRUCT_MEMBER(bool, is_data_raw_string)
 472   // The serialized script value.
 473   IPC_STRUCT_MEMBER(base::string16, data)
 474   // When sent to the browser, this is the routing ID of the source frame in
 475   // the source process.  The browser replaces it with the routing ID of the
 476   // equivalent (swapped out) frame in the destination process.
 477   IPC_STRUCT_MEMBER(int, source_routing_id)
 478
 479   // The origin of the source frame.
 480   IPC_STRUCT_MEMBER(base::string16, source_origin)
 481
 482   // The origin for the message's target.
 483   IPC_STRUCT_MEMBER(base::string16, target_origin)
 484
 485   // Information about the MessagePorts this message contains.
 486   IPC_STRUCT_MEMBER(std::vector<int>, message_port_ids)
 487   IPC_STRUCT_MEMBER(std::vector<int>, new_routing_ids)
 488 IPC_STRUCT_END()
 489
 490 // Messages sent from the browser to the renderer.
 491
 492 #if defined(OS_ANDROID)
 493 // Tells the renderer to cancel an opened date/time dialog.
 494 IPC_MESSAGE_ROUTED0(ViewMsg_CancelDateTimeDialog)
 495
 496 // Replaces a date time input field.
 497 IPC_MESSAGE_ROUTED1(ViewMsg_ReplaceDateTime,
 498                     double /* dialog_value */)
 499
 500 #endif
 501
 502 // Get all savable resource links from current webpage, include main
 503 // frame and sub-frame.
 504 IPC_MESSAGE_ROUTED1(ViewMsg_GetAllSavableResourceLinksForCurrentPage,
 505                     GURL /* url of page which is needed to save */)
 506
 507 // Get html data by serializing all frames of current page with lists
 508 // which contain all resource links that have local copy.
 509 IPC_MESSAGE_ROUTED3(ViewMsg_GetSerializedHtmlDataForCurrentPageWithLocalLinks,
 510                     std::vector<GURL> /* urls that have local copy */,
 511                     std::vector<base::FilePath> /* paths of local copy */,
 512                     base::FilePath /* local directory path */)
 513
 514 // Tells the render side that a ViewHostMsg_LockMouse message has been
 515 // processed. |succeeded| indicates whether the mouse has been successfully
 516 // locked or not.
 517 IPC_MESSAGE_ROUTED1(ViewMsg_LockMouse_ACK,
 518                     bool /* succeeded */)
 519 // Tells the render side that the mouse has been unlocked.
 520 IPC_MESSAGE_ROUTED0(ViewMsg_MouseLockLost)
 521
 522 // Sent by the browser when the parameters for vsync alignment have changed.
 523 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateVSyncParameters,
 524                     base::TimeTicks /* timebase */,
 525                     base::TimeDelta /* interval */)
 526
 527 // Sent to the RenderView when a new tab is swapped into an existing
 528 // tab and the histories need to be merged. The existing tab has a history of
 529 // |merged_history_length| which precedes the history of the new tab. All
 530 // page_ids >= |minimum_page_id| in the new tab are appended to the history.
 531 //
 532 // For example, suppose the history of page_ids in the new tab's RenderView
 533 // is [4 7 8]. This is merged into an existing tab with 3 history items, and
 534 // all pages in the new tab with page_id >= 7 are to be preserved.
 535 // The resulting page history is [-1 -1 -1 7 8].
 536 IPC_MESSAGE_ROUTED2(ViewMsg_SetHistoryLengthAndPrune,
 537                     int, /* merge_history_length */
 538                     int32 /* minimum_page_id */)
 539
 540 // Tells the renderer to create a new view.
 541 // This message is slightly different, the view it takes (via
 542 // ViewMsg_New_Params) is the view to create, the message itself is sent as a
 543 // non-view control message.
 544 IPC_MESSAGE_CONTROL1(ViewMsg_New,
 545                      ViewMsg_New_Params)
 546
 547 // Reply in response to ViewHostMsg_ShowView or ViewHostMsg_ShowWidget.
 548 // similar to the new command, but used when the renderer created a view
 549 // first, and we need to update it.
 550 IPC_MESSAGE_ROUTED0(ViewMsg_CreatingNew_ACK)
 551
 552 // Sends updated preferences to the renderer.
 553 IPC_MESSAGE_ROUTED1(ViewMsg_SetRendererPrefs,
 554                     content::RendererPreferences)
 555
 556 // This passes a set of webkit preferences down to the renderer.
 557 IPC_MESSAGE_ROUTED1(ViewMsg_UpdateWebPreferences,
 558                     content::WebPreferences)
 559
 560 // Informs the renderer that the timezone has changed.
 561 IPC_MESSAGE_CONTROL0(ViewMsg_TimezoneChange)
 562
 563 // Tells the render view to close.
 564 // Expects a Close_ACK message when finished.
 565 IPC_MESSAGE_ROUTED0(ViewMsg_Close)
 566
 567 IPC_STRUCT_BEGIN(ViewMsg_Resize_Params)
 568   IPC_STRUCT_MEMBER(blink::WebScreenInfo, screen_info)
 569   IPC_STRUCT_MEMBER(gfx::Size, new_size)
 570   IPC_STRUCT_MEMBER(gfx::Size, physical_backing_size)
 571   IPC_STRUCT_MEMBER(float, top_controls_layout_height)
 572   IPC_STRUCT_MEMBER(gfx::Size, visible_viewport_size)
 573   IPC_STRUCT_MEMBER(gfx::Rect, resizer_rect)
 574   IPC_STRUCT_MEMBER(bool, is_fullscreen)
 575 IPC_STRUCT_END()
 576
 577 // Tells the render view to change its size.  A ViewHostMsg_UpdateRect message
 578 // is generated in response provided new_size is not empty and not equal to
 579 // the view's current size.  The generated ViewHostMsg_UpdateRect message will
 580 // have the IS_RESIZE_ACK flag set. It also receives the resizer rect so that
 581 // we don't have to fetch it every time WebKit asks for it.
 582 IPC_MESSAGE_ROUTED1(ViewMsg_Resize,
 583                     ViewMsg_Resize_Params /* params */)
 584
 585 // Sent to inform the renderer of its screen device color profile. An empty
 586 // profile tells the renderer use the default sRGB color profile.
 587 IPC_MESSAGE_ROUTED1(ViewMsg_ColorProfile,
 588                     std::vector<char> /* color profile */)
 589
 590 // Tells the render view that the resize rect has changed.
 591 IPC_MESSAGE_ROUTED1(ViewMsg_ChangeResizeRect,
 592                     gfx::Rect /* resizer_rect */)
 593
 594 // Sent to inform the view that it was hidden.  This allows it to reduce its
 595 // resource utilization.
 596 IPC_MESSAGE_ROUTED0(ViewMsg_WasHidden)
 597
 598 // Tells the render view that it is no longer hidden (see WasHidden), and the
 599 // render view is expected to respond with a full repaint if needs_repainting
 600 // is true. If needs_repainting is false, then this message does not trigger a
 601 // message in response.
 602 IPC_MESSAGE_ROUTED2(ViewMsg_WasShown,
 603                     bool /* needs_repainting */,
 604                     ui::LatencyInfo /* latency_info */)
 605
 606 // Tells the renderer to focus the first (last if reverse is true) focusable
 607 // node.
 608 IPC_MESSAGE_ROUTED1(ViewMsg_SetInitialFocus,
 609                     bool /* reverse */)
 610
 611 // Sent to inform the renderer to invoke a context menu.
 612 // The parameter specifies the location in the render view's coordinates.
 613 IPC_MESSAGE_ROUTED2(ViewMsg_ShowContextMenu,
 614                     ui::MenuSourceType,
 615                     gfx::Point /* location where menu should be shown */)
 616
 617 // Sent when the user wants to search for a word on the page (find in page).
 618 IPC_MESSAGE_ROUTED3(ViewMsg_Find,
 619                     int /* request_id */,
 620                     base::string16 /* search_text */,
 621                     blink::WebFindOptions)
 622
 623 // This message notifies the renderer that the user has closed the FindInPage
 624 // window (and what action to take regarding the selection).
 625 IPC_MESSAGE_ROUTED1(ViewMsg_StopFinding,
 626                     content::StopFindAction /* action */)
 627
 628 // Copies the image at location x, y to the clipboard (if there indeed is an
 629 // image at that location).
 630 IPC_MESSAGE_ROUTED2(ViewMsg_CopyImageAt,
 631                     int /* x */,
 632                     int /* y */)
 633
 634 // Saves the image at location x, y to the disk (if there indeed is an
 635 // image at that location).
 636 IPC_MESSAGE_ROUTED2(ViewMsg_SaveImageAt,
 637                     int /* x */,
 638                     int /* y */)
 639
 640 // Tells the renderer to perform the given action on the media player
 641 // located at the given point.
 642 IPC_MESSAGE_ROUTED2(ViewMsg_MediaPlayerActionAt,
 643                     gfx::Point, /* location */
 644                     blink::WebMediaPlayerAction)
 645
 646 // Tells the renderer to perform the given action on the plugin located at
 647 // the given point.
 648 IPC_MESSAGE_ROUTED2(ViewMsg_PluginActionAt,
 649                     gfx::Point, /* location */
 650                     blink::WebPluginAction)
 651
 652 // Posts a message from a frame in another process to the current renderer.
 653 IPC_MESSAGE_ROUTED1(ViewMsg_PostMessageEvent,
 654                     ViewMsg_PostMessage_Params)
 655
 656 // Change the zoom level for the current main frame.  If the level actually
 657 // changes, a ViewHostMsg_DidZoomURL message will be sent back to the browser
 658 // telling it what url got zoomed and what its current zoom level is.
 659 IPC_MESSAGE_ROUTED1(ViewMsg_Zoom,
 660                     content::PageZoom /* function */)
 661
 662 // Set the zoom level for a particular url that the renderer is in the
 663 // process of loading.  This will be stored, to be used if the load commits
 664 // and ignored otherwise.
 665 IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForLoadingURL,
 666                     GURL /* url */,
 667                     double /* zoom_level */)
 668
 669 // Set the zoom level for a particular url, so all render views
 670 // displaying this url can update their zoom levels to match.
 671 // If scheme is empty, then only host is used for matching.
 672 IPC_MESSAGE_CONTROL3(ViewMsg_SetZoomLevelForCurrentURL,
 673                      std::string /* scheme */,
 674                      std::string /* host */,
 675                      double /* zoom_level */)
 676
 677 // Set the zoom level for a particular render view.
 678 IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForView,
 679                     bool /* uses_temporary_zoom_level */,
 680                     double /* zoom_level */)
 681
 682 // Change encoding of page in the renderer.
 683 IPC_MESSAGE_ROUTED1(ViewMsg_SetPageEncoding,
 684                     std::string /*new encoding name*/)
 685
 686 // Reset encoding of page in the renderer back to default.
 687 IPC_MESSAGE_ROUTED0(ViewMsg_ResetPageEncodingToDefault)
 688
 689 // Used to tell a render view whether it should expose various bindings
 690 // that allow JS content extended privileges.  See BindingsPolicy for valid
 691 // flag values.
 692 IPC_MESSAGE_ROUTED1(ViewMsg_AllowBindings,
 693                     int /* enabled_bindings_flags */)
 694
 695 // Tell the renderer to add a property to the WebUI binding object.  This
 696 // only works if we allowed WebUI bindings.
 697 IPC_MESSAGE_ROUTED2(ViewMsg_SetWebUIProperty,
 698                     std::string /* property_name */,
 699                     std::string /* property_value_json */)
 700
 701 // This message starts/stop monitoring the input method status of the focused
 702 // edit control of a renderer process.
 703 // Parameters
 704 // * is_active (bool)
 705 //   Indicates if an input method is active in the browser process.
 706 //   The possible actions when a renderer process receives this message are
 707 //   listed below:
 708 //     Value Action
 709 //     true  Start sending IPC message ViewHostMsg_ImeUpdateTextInputState
 710 //           to notify the input method status of the focused edit control.
 711 //     false Stop sending IPC message ViewHostMsg_ImeUpdateTextInputState.
 712 IPC_MESSAGE_ROUTED1(ViewMsg_SetInputMethodActive,
 713                     bool /* is_active */)
 714
 715 // IME API oncandidatewindow* events for InputMethodContext.
 716 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowShown)
 717 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowUpdated)
 718 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowHidden)
 719
 720 // Used to notify the render-view that we have received a target URL. Used
 721 // to prevent target URLs spamming the browser.
 722 IPC_MESSAGE_ROUTED0(ViewMsg_UpdateTargetURL_ACK)
 723
 724 IPC_MESSAGE_ROUTED1(ViewMsg_RunFileChooserResponse,
 725                     std::vector<content::FileChooserFileInfo>)
 726
 727 // Provides the results of directory enumeration.
 728 IPC_MESSAGE_ROUTED2(ViewMsg_EnumerateDirectoryResponse,
 729                     int /* request_id */,
 730                     std::vector<base::FilePath> /* files_in_directory */)
 731
 732 // When a renderer sends a ViewHostMsg_Focus to the browser process,
 733 // the browser has the option of sending a ViewMsg_CantFocus back to
 734 // the renderer.
 735 IPC_MESSAGE_ROUTED0(ViewMsg_CantFocus)
 736
 737 // Tells the renderer to suppress any further modal dialogs until it receives a
 738 // corresponding ViewMsg_SwapOut message.  This ensures that no
 739 // PageGroupLoadDeferrer is on the stack for SwapOut.
 740 IPC_MESSAGE_ROUTED0(ViewMsg_SuppressDialogsUntilSwapOut)
 741
 742 // Instructs the renderer to close the current page, including running the
 743 // onunload event handler.
 744 //
 745 // Expects a ClosePage_ACK message when finished.
 746 IPC_MESSAGE_ROUTED0(ViewMsg_ClosePage)
 747
 748 // Notifies the renderer about ui theme changes
 749 IPC_MESSAGE_ROUTED0(ViewMsg_ThemeChanged)
 750
 751 // Notifies the renderer that a paint is to be generated for the rectangle
 752 // passed in.
 753 IPC_MESSAGE_ROUTED1(ViewMsg_Repaint,
 754                     gfx::Size /* The view size to be repainted */)
 755
 756 // Notification that a move or resize renderer's containing window has
 757 // started.
 758 IPC_MESSAGE_ROUTED0(ViewMsg_MoveOrResizeStarted)
 759
 760 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateScreenRects,
 761                     gfx::Rect /* view_screen_rect */,
 762                     gfx::Rect /* window_screen_rect */)
 763
 764 // Reply to ViewHostMsg_RequestMove, ViewHostMsg_ShowView, and
 765 // ViewHostMsg_ShowWidget to inform the renderer that the browser has
 766 // processed the move.  The browser may have ignored the move, but it finished
 767 // processing.  This is used because the renderer keeps a temporary cache of
 768 // the widget position while these asynchronous operations are in progress.
 769 IPC_MESSAGE_ROUTED0(ViewMsg_Move_ACK)
 770
 771 // Used to instruct the RenderView to send back updates to the preferred size.
 772 IPC_MESSAGE_ROUTED0(ViewMsg_EnablePreferredSizeChangedMode)
 773
 774 // Used to instruct the RenderView to automatically resize and send back
 775 // updates for the new size.
 776 IPC_MESSAGE_ROUTED2(ViewMsg_EnableAutoResize,
 777                     gfx::Size /* min_size */,
 778                     gfx::Size /* max_size */)
 779
 780 // Used to instruct the RenderView to disalbe automatically resize.
 781 IPC_MESSAGE_ROUTED1(ViewMsg_DisableAutoResize,
 782                     gfx::Size /* new_size */)
 783
 784 // Changes the text direction of the currently selected input field (if any).
 785 IPC_MESSAGE_ROUTED1(ViewMsg_SetTextDirection,
 786                     blink::WebTextDirection /* direction */)
 787
 788 // Tells the renderer to clear the focused element (if any).
 789 IPC_MESSAGE_ROUTED0(ViewMsg_ClearFocusedElement)
 790
 791 // Make the RenderView background transparent or opaque.
 792 IPC_MESSAGE_ROUTED1(ViewMsg_SetBackgroundOpaque, bool /* opaque */)
 793
 794 // Used to tell the renderer not to add scrollbars with height and
 795 // width below a threshold.
 796 IPC_MESSAGE_ROUTED1(ViewMsg_DisableScrollbarsForSmallWindows,
 797                     gfx::Size /* disable_scrollbar_size_limit */)
 798
 799 // Activate/deactivate the RenderView (i.e., set its controls' tint
 800 // accordingly, etc.).
 801 IPC_MESSAGE_ROUTED1(ViewMsg_SetActive,
 802                     bool /* active */)
 803
 804 // Response message to ViewHostMsg_CreateWorker.
 805 // Sent when the worker has started.
 806 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerCreated)
 807
 808 // Sent when the worker failed to load the worker script.
 809 // In normal cases, this message is sent after ViewMsg_WorkerCreated is sent.
 810 // But if the shared worker of the same URL already exists and it has failed
 811 // to load the script, when the renderer send ViewHostMsg_CreateWorker before
 812 // the shared worker is killed only ViewMsg_WorkerScriptLoadFailed is sent.
 813 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerScriptLoadFailed)
 814
 815 // Sent when the worker has connected.
 816 // This message is sent only if the worker successfully loaded the script.
 817 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerConnected)
 818
 819 // Tells the renderer that the network type has changed so that navigator.onLine
 820 // and navigator.connection can be updated.
 821 IPC_MESSAGE_CONTROL1(ViewMsg_NetworkTypeChanged,
 822                      net::NetworkChangeNotifier::ConnectionType /* type */)
 823
 824 #if defined(ENABLE_PLUGINS)
 825 // Reply to ViewHostMsg_OpenChannelToPpapiBroker
 826 // Tells the renderer that the channel to the broker has been created.
 827 IPC_MESSAGE_ROUTED2(ViewMsg_PpapiBrokerChannelCreated,
 828                     base::ProcessId /* broker_pid */,
 829                     IPC::ChannelHandle /* handle */)
 830
 831 // Reply to ViewHostMsg_RequestPpapiBrokerPermission.
 832 // Tells the renderer whether permission to access to PPAPI broker was granted
 833 // or not.
 834 IPC_MESSAGE_ROUTED1(ViewMsg_PpapiBrokerPermissionResult,
 835                     bool /* result */)
 836
 837 // Tells the renderer to empty its plugin list cache, optional reloading
 838 // pages containing plugins.
 839 IPC_MESSAGE_CONTROL1(ViewMsg_PurgePluginListCache,
 840                      bool /* reload_pages */)
 841 #endif
 842
 843 // Used to instruct the RenderView to go into "view source" mode.
 844 IPC_MESSAGE_ROUTED0(ViewMsg_EnableViewSourceMode)
 845
 846 // Instructs the renderer to save the current page to MHTML.
 847 IPC_MESSAGE_ROUTED2(ViewMsg_SavePageAsMHTML,
 848                     int /* job_id */,
 849                     IPC::PlatformFileForTransit /* file handle */)
 850
 851 // Temporary message to diagnose an unexpected condition in WebContentsImpl.
 852 IPC_MESSAGE_CONTROL1(ViewMsg_TempCrashWithData,
 853                      GURL /* data */)
 854
 855 // An acknowledge to ViewHostMsg_MultipleTargetsTouched to notify the renderer
 856 // process to release the magnified image.
 857 IPC_MESSAGE_ROUTED1(ViewMsg_ReleaseDisambiguationPopupBitmap,
 858                     cc::SharedBitmapId /* id */)
 859
 860 // Notifies the renderer that a snapshot has been retrieved.
 861 IPC_MESSAGE_ROUTED3(ViewMsg_WindowSnapshotCompleted,
 862                     int /* snapshot_id */,
 863                     gfx::Size /* size */,
 864                     std::vector<unsigned char> /* png */)
 865
 866 // Fetches complete rendered content of a web page as plain text.
 867 IPC_MESSAGE_ROUTED0(ViewMsg_GetRenderedText)
 868
 869 #if defined(OS_MACOSX)
 870 IPC_ENUM_TRAITS_MAX_VALUE(blink::ScrollerStyle, blink::ScrollerStyleOverlay)
 871
 872 // Notification of a change in scrollbar appearance and/or behavior.
 873 IPC_MESSAGE_CONTROL5(ViewMsg_UpdateScrollbarTheme,
 874                      float /* initial_button_delay */,
 875                      float /* autoscroll_button_delay */,
 876                      bool /* jump_on_track_click */,
 877                      blink::ScrollerStyle /* preferred_scroller_style */,
 878                      bool /* redraw */)
 879 #endif
 880
 881 #if defined(OS_ANDROID)
 882 // Tells the renderer to suspend/resume the webkit timers.
 883 IPC_MESSAGE_CONTROL1(ViewMsg_SetWebKitSharedTimersSuspended,
 884                      bool /* suspend */)
 885
 886 // Sent when the browser wants the bounding boxes of the current find matches.
 887 //
 888 // If match rects are already cached on the browser side, |current_version|
 889 // should be the version number from the ViewHostMsg_FindMatchRects_Reply
 890 // they came in, so the renderer can tell if it needs to send updated rects.
 891 // Otherwise just pass -1 to always receive the list of rects.
 892 //
 893 // There must be an active search string (it is probably most useful to call
 894 // this immediately after a ViewHostMsg_Find_Reply message arrives with
 895 // final_update set to true).
 896 IPC_MESSAGE_ROUTED1(ViewMsg_FindMatchRects,
 897                     int /* current_version */)
 898
 899 // Notifies the renderer whether hiding/showing the top controls is enabled
 900 // and whether or not to animate to the proper state.
 901 IPC_MESSAGE_ROUTED3(ViewMsg_UpdateTopControlsState,
 902                     bool /* enable_hiding */,
 903                     bool /* enable_showing */,
 904                     bool /* animate */)
 905
 906 IPC_MESSAGE_ROUTED0(ViewMsg_ShowImeIfNeeded)
 907
 908 // Sent by the browser when the renderer should generate a new frame.
 909 IPC_MESSAGE_ROUTED1(ViewMsg_BeginFrame,
 910                     cc::BeginFrameArgs /* args */)
 911
 912 // Sent by the browser when an IME update that requires acknowledgement has been
 913 // processed on the browser side.
 914 IPC_MESSAGE_ROUTED0(ViewMsg_ImeEventAck)
 915
 916 // Extracts the data at the given rect, returning it through the
 917 // ViewHostMsg_SmartClipDataExtracted IPC.
 918 IPC_MESSAGE_ROUTED1(ViewMsg_ExtractSmartClipData,
 919                     gfx::Rect /* rect */)
 920
 921 #elif defined(OS_MACOSX)
 922 // Let the RenderView know its window has changed visibility.
 923 IPC_MESSAGE_ROUTED1(ViewMsg_SetWindowVisibility,
 924                     bool /* visibile */)
 925
 926 // Let the RenderView know its window's frame has changed.
 927 IPC_MESSAGE_ROUTED2(ViewMsg_WindowFrameChanged,
 928                     gfx::Rect /* window frame */,
 929                     gfx::Rect /* content view frame */)
 930
 931 // Message sent from the browser to the renderer when the user starts or stops
 932 // resizing the view.
 933 IPC_MESSAGE_ROUTED1(ViewMsg_SetInLiveResize,
 934                     bool /* enable */)
 935
 936 // Tell the renderer that plugin IME has completed.
 937 IPC_MESSAGE_ROUTED2(ViewMsg_PluginImeCompositionCompleted,
 938                     base::string16 /* text */,
 939                     int /* plugin_id */)
 940 #endif
 941
 942 // Sent by the browser as a reply to ViewHostMsg_SwapCompositorFrame.
 943 IPC_MESSAGE_ROUTED2(ViewMsg_SwapCompositorFrameAck,
 944                     uint32 /* output_surface_id */,
 945                     cc::CompositorFrameAck /* ack */)
 946
 947 // Sent by browser to tell renderer compositor that some resources that were
 948 // given to the browser in a swap are not being used anymore.
 949 IPC_MESSAGE_ROUTED2(ViewMsg_ReclaimCompositorResources,
 950                     uint32 /* output_surface_id */,
 951                     cc::CompositorFrameAck /* ack */)
 952
 953 IPC_MESSAGE_ROUTED0(ViewMsg_SelectWordAroundCaret)
 954
 955 // Sent by the browser to ask the renderer to redraw.
 956 // If |request_id| is not zero, it is added to the forced frame's latency info
 957 // as ui::WINDOW_SNAPSHOT_FRAME_NUMBER_COMPONENT.
 958 IPC_MESSAGE_ROUTED1(ViewMsg_ForceRedraw,
 959                     int /* request_id */)
 960
 961 // -----------------------------------------------------------------------------
 962 // Messages sent from the renderer to the browser.
 963
 964 // Sent by the renderer when it is creating a new window.  The browser creates
 965 // a tab for it and responds with a ViewMsg_CreatingNew_ACK.  If route_id is
 966 // MSG_ROUTING_NONE, the view couldn't be created.
 967 IPC_SYNC_MESSAGE_CONTROL1_4(ViewHostMsg_CreateWindow,
 968                             ViewHostMsg_CreateWindow_Params,
 969                             int /* route_id */,
 970                             int /* main_frame_route_id */,
 971                             int32 /* surface_id */,
 972                             int64 /* cloned_session_storage_namespace_id */)
 973
 974 // Similar to ViewHostMsg_CreateWindow, except used for sub-widgets, like
 975 // <select> dropdowns.  This message is sent to the WebContentsImpl that
 976 // contains the widget being created.
 977 IPC_SYNC_MESSAGE_CONTROL2_2(ViewHostMsg_CreateWidget,
 978                             int /* opener_id */,
 979                             blink::WebPopupType /* popup type */,
 980                             int /* route_id */,
 981                             int32 /* surface_id */)
 982
 983 // Similar to ViewHostMsg_CreateWidget except the widget is a full screen
 984 // window.
 985 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_CreateFullscreenWidget,
 986                             int /* opener_id */,
 987                             int /* route_id */,
 988                             int32 /* surface_id */)
 989
 990 // Asks the browser for a unique routing ID.
 991 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GenerateRoutingID,
 992                             int /* routing_id */)
 993
 994 // Asks the browser for the default audio hardware configuration.
 995 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetAudioHardwareConfig,
 996                             media::AudioParameters /* input parameters */,
 997                             media::AudioParameters /* output parameters */)
 998
 999 // Asks the browser for the renderer process memory size stats.
1000 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetProcessMemorySizes,
1001                             size_t /* private_bytes */,
1002                             size_t /* shared_bytes */)
1003
1004 // These three messages are sent to the parent RenderViewHost to display the
1005 // page/widget that was created by
1006 // CreateWindow/CreateWidget/CreateFullscreenWidget. routing_id
1007 // refers to the id that was returned from the Create message above.
1008 // The initial_position parameter is a rectangle in screen coordinates.
1009 //
1010 // FUTURE: there will probably be flags here to control if the result is
1011 // in a new window.
1012 IPC_MESSAGE_ROUTED4(ViewHostMsg_ShowView,
1013                     int /* route_id */,
1014                     WindowOpenDisposition /* disposition */,
1015                     gfx::Rect /* initial_pos */,
1016                     bool /* opened_by_user_gesture */)
1017
1018 IPC_MESSAGE_ROUTED2(ViewHostMsg_ShowWidget,
1019                     int /* route_id */,
1020                     gfx::Rect /* initial_pos */)
1021
1022 // Message to show a full screen widget.
1023 IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowFullscreenWidget,
1024                     int /* route_id */)
1025
1026 // This message is sent after ViewHostMsg_ShowView to cause the RenderView
1027 // to run in a modal fashion until it is closed.
1028 IPC_SYNC_MESSAGE_ROUTED1_0(ViewHostMsg_RunModal,
1029                            int /* opener_id */)
1030
1031 // Indicates the renderer is ready in response to a ViewMsg_New or
1032 // a ViewMsg_CreatingNew_ACK.
1033 IPC_MESSAGE_ROUTED0(ViewHostMsg_RenderViewReady)
1034
1035 // Indicates the renderer process is gone.  This actually is sent by the
1036 // browser process to itself, but keeps the interface cleaner.
1037 IPC_MESSAGE_ROUTED2(ViewHostMsg_RenderProcessGone,
1038                     int, /* this really is base::TerminationStatus */
1039                     int /* exit_code */)
1040
1041 // Sent by the renderer process to request that the browser close the view.
1042 // This corresponds to the window.close() API, and the browser may ignore
1043 // this message.  Otherwise, the browser will generates a ViewMsg_Close
1044 // message to close the view.
1045 IPC_MESSAGE_ROUTED0(ViewHostMsg_Close)
1046
1047 // Send in response to a ViewMsg_UpdateScreenRects so that the renderer can
1048 // throttle these messages.
1049 IPC_MESSAGE_ROUTED0(ViewHostMsg_UpdateScreenRects_ACK)
1050
1051 // Sent by the renderer process to request that the browser move the view.
1052 // This corresponds to the window.resizeTo() and window.moveTo() APIs, and
1053 // the browser may ignore this message.
1054 IPC_MESSAGE_ROUTED1(ViewHostMsg_RequestMove,
1055                     gfx::Rect /* position */)
1056
1057 // Result of string search in the page.
1058 // Response to ViewMsg_Find with the results of the requested find-in-page
1059 // search, the number of matches found and the selection rect (in screen
1060 // coordinates) for the string found. If |final_update| is false, it signals
1061 // that this is not the last Find_Reply message - more will be sent as the
1062 // scoping effort continues.
1063 IPC_MESSAGE_ROUTED5(ViewHostMsg_Find_Reply,
1064                     int /* request_id */,
1065                     int /* number of matches */,
1066                     gfx::Rect /* selection_rect */,
1067                     int /* active_match_ordinal */,
1068                     bool /* final_update */)
1069
1070 // Indicates that the render view has been closed in respose to a
1071 // Close message.
1072 IPC_MESSAGE_CONTROL1(ViewHostMsg_Close_ACK,
1073                      int /* old_route_id */)
1074
1075 // Indicates that the current page has been closed, after a ClosePage
1076 // message.
1077 IPC_MESSAGE_ROUTED0(ViewHostMsg_ClosePage_ACK)
1078
1079 // Notifies the browser that we have session history information.
1080 // page_id: unique ID that allows us to distinguish between history entries.
1081 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateState,
1082                     int32 /* page_id */,
1083                     content::PageState /* state */)
1084
1085 // Notifies the browser that we want to show a destination url for a potential
1086 // action (e.g. when the user is hovering over a link).
1087 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateTargetURL,
1088                     GURL)
1089
1090 // Sent when the document element is available for the top-level frame.  This
1091 // happens after the page starts loading, but before all resources are
1092 // finished.
1093 IPC_MESSAGE_ROUTED1(ViewHostMsg_DocumentAvailableInMainFrame,
1094                     bool /* uses_temporary_zoom_level */)
1095
1096 // Sent when the renderer loads a resource from its memory cache.
1097 // The security info is non empty if the resource was originally loaded over
1098 // a secure connection.
1099 // Note: May only be sent once per URL per frame per committed load.
1100 IPC_MESSAGE_ROUTED5(ViewHostMsg_DidLoadResourceFromMemoryCache,
1101                     GURL /* url */,
1102                     std::string  /* security info */,
1103                     std::string  /* http method */,
1104                     std::string  /* mime type */,
1105                     content::ResourceType /* resource type */)
1106
1107 // Sent when the renderer displays insecure content in a secure page.
1108 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidDisplayInsecureContent)
1109
1110 // Sent when the renderer runs insecure content in a secure origin.
1111 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidRunInsecureContent,
1112                     std::string  /* security_origin */,
1113                     GURL         /* target URL */)
1114
1115 // Sent to update part of the view.  In response to this message, the host
1116 // generates a ViewMsg_UpdateRect_ACK message.
1117 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateRect,
1118                     ViewHostMsg_UpdateRect_Params)
1119
1120 IPC_MESSAGE_ROUTED0(ViewHostMsg_Focus)
1121 IPC_MESSAGE_ROUTED0(ViewHostMsg_Blur)
1122
1123 // Message sent from renderer to the browser when focus changes inside the
1124 // webpage. The parameter says whether the newly focused element needs
1125 // keyboard input (true for textfields, text areas and content editable divs).
1126 IPC_MESSAGE_ROUTED1(ViewHostMsg_FocusedNodeChanged,
1127     bool /* is_editable_node */)
1128
1129 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetCursor, content::WebCursor)
1130
1131 // Used to set a cookie. The cookie is set asynchronously, but will be
1132 // available to a subsequent ViewHostMsg_GetCookies request.
1133 IPC_MESSAGE_CONTROL4(ViewHostMsg_SetCookie,
1134                      int /* render_frame_id */,
1135                      GURL /* url */,
1136                      GURL /* first_party_for_cookies */,
1137                      std::string /* cookie */)
1138
1139 // Used to get cookies for the given URL. This may block waiting for a
1140 // previous SetCookie message to be processed.
1141 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_GetCookies,
1142                             int /* render_frame_id */,
1143                             GURL /* url */,
1144                             GURL /* first_party_for_cookies */,
1145                             std::string /* cookies */)
1146
1147 // Used to get raw cookie information for the given URL. This may block
1148 // waiting for a previous SetCookie message to be processed.
1149 IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_GetRawCookies,
1150                             GURL /* url */,
1151                             GURL /* first_party_for_cookies */,
1152                             std::vector<content::CookieData>
1153                                 /* raw_cookies */)
1154
1155 // Used to delete cookie for the given URL and name
1156 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_DeleteCookie,
1157                             GURL /* url */,
1158                             std::string /* cookie_name */)
1159
1160 // Used to check if cookies are enabled for the given URL. This may block
1161 // waiting for a previous SetCookie message to be processed.
1162 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_CookiesEnabled,
1163                             int /* render_frame_id */,
1164                             GURL /* url */,
1165                             GURL /* first_party_for_cookies */,
1166                             bool /* cookies_enabled */)
1167
1168 // Used to get the list of plugins
1169 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetPlugins,
1170     bool /* refresh*/,
1171     std::vector<content::WebPluginInfo> /* plugins */)
1172
1173 #if defined(OS_WIN)
1174 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowCreated,
1175                     gfx::NativeViewId /* dummy_activation_window */)
1176
1177 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowDestroyed,
1178                     gfx::NativeViewId /* dummy_activation_window */)
1179
1180 // Asks the browser for the user's monitor profile.
1181 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GetMonitorColorProfile,
1182                             std::vector<char> /* profile */)
1183 #endif
1184
1185 // Get the list of proxies to use for |url|, as a semicolon delimited list
1186 // of "<TYPE> <HOST>:<PORT>" | "DIRECT".
1187 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_ResolveProxy,
1188                             GURL /* url */,
1189                             bool /* result */,
1190                             std::string /* proxy list */)
1191
1192 // A renderer sends this to the browser process when it wants to create a
1193 // worker.  The browser will create the worker process if necessary, and
1194 // will return the route id on success.  On error returns MSG_ROUTING_NONE.
1195 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_CreateWorker,
1196                             ViewHostMsg_CreateWorker_Params,
1197                             int /* route_id */)
1198
1199 // A renderer sends this to the browser process when a document has been
1200 // detached. The browser will use this to constrain the lifecycle of worker
1201 // processes (SharedWorkers are shut down when their last associated document
1202 // is detached).
1203 IPC_MESSAGE_CONTROL1(ViewHostMsg_DocumentDetached,
1204                      uint64 /* document_id */)
1205
1206 // Wraps an IPC message that's destined to the worker on the renderer->browser
1207 // hop.
1208 IPC_MESSAGE_CONTROL1(ViewHostMsg_ForwardToWorker,
1209                      IPC::Message /* message */)
1210
1211 // Tells the browser that a specific Appcache manifest in the current page
1212 // was accessed.
1213 IPC_MESSAGE_ROUTED2(ViewHostMsg_AppCacheAccessed,
1214                     GURL /* manifest url */,
1215                     bool /* blocked by policy */)
1216
1217 // Initiates a download based on user actions like 'ALT+click'.
1218 IPC_MESSAGE_CONTROL4(ViewHostMsg_DownloadUrl,
1219                      int /* render_view_id */,
1220                      GURL /* url */,
1221                      content::Referrer /* referrer */,
1222                      base::string16 /* suggested_name */)
1223
1224 // Used to go to the session history entry at the given offset (ie, -1 will
1225 // return the "back" item).
1226 IPC_MESSAGE_ROUTED1(ViewHostMsg_GoToEntryAtOffset,
1227                     int /* offset (from current) of history item to get */)
1228
1229 // Sent from an inactive renderer for the browser to route to the active
1230 // renderer, instructing it to close.
1231 IPC_MESSAGE_ROUTED0(ViewHostMsg_RouteCloseEvent)
1232
1233 // Sent to the browser from an inactive renderer to post a message to the
1234 // active renderer.
1235 IPC_MESSAGE_ROUTED1(ViewHostMsg_RouteMessageEvent,
1236                     ViewMsg_PostMessage_Params)
1237
1238 // Notifies that the preferred size of the content changed.
1239 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidContentsPreferredSizeChange,
1240                     gfx::Size /* pref_size */)
1241
1242 // Notifies whether there are JavaScript touch event handlers or not.
1243 IPC_MESSAGE_ROUTED1(ViewHostMsg_HasTouchEventHandlers,
1244                     bool /* has_handlers */)
1245
1246 // A message from HTML-based UI.  When (trusted) Javascript calls
1247 // send(message, args), this message is sent to the browser.
1248 IPC_MESSAGE_ROUTED3(ViewHostMsg_WebUISend,
1249                     GURL /* source_url */,
1250                     std::string  /* message */,
1251                     base::ListValue /* args */)
1252
1253 #if defined(ENABLE_PLUGINS)
1254 // A renderer sends this to the browser process when it wants to create a ppapi
1255 // plugin.  The browser will create the plugin process if necessary, and will
1256 // return a handle to the channel on success.
1257 //
1258 // The plugin_child_id is the ChildProcessHost ID assigned in the browser
1259 // process. This ID is valid only in the context of the browser process and is
1260 // used to identify the proper process when the renderer notifies it that the
1261 // plugin is hung.
1262 //
1263 // On error an empty string and null handles are returned.
1264 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_OpenChannelToPepperPlugin,
1265                             base::FilePath /* path */,
1266                             IPC::ChannelHandle /* handle to channel */,
1267                             base::ProcessId /* plugin_pid */,
1268                             int /* plugin_child_id */)
1269
1270 // Notification that a plugin has created a new plugin instance. The parameters
1271 // indicate:
1272 // -The plugin process ID that we're creating the instance for.
1273 // -The instance ID of the instance being created.
1274 // -A PepperRendererInstanceData struct which contains properties from the
1275 // renderer which are associated with the plugin instance. This includes the
1276 // routing ID of the associated render view and the URL of plugin.
1277 // -Whether the plugin we're creating an instance for is external or internal.
1278 //
1279 // This message must be sync even though it returns no parameters to avoid
1280 // a race condition with the plugin process. The plugin process sends messages
1281 // to the browser that assume the browser knows about the instance. We need to
1282 // make sure that the browser actually knows about the instance before we tell
1283 // the plugin to run.
1284 IPC_SYNC_MESSAGE_CONTROL4_0(
1285     ViewHostMsg_DidCreateOutOfProcessPepperInstance,
1286     int /* plugin_child_id */,
1287     int32 /* pp_instance */,
1288     content::PepperRendererInstanceData /* creation_data */,
1289     bool /* is_external */)
1290
1291 // Notification that a plugin has destroyed an instance. This is the opposite of
1292 // the "DidCreate" message above.
1293 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidDeleteOutOfProcessPepperInstance,
1294                      int /* plugin_child_id */,
1295                      int32 /* pp_instance */,
1296                      bool /* is_external */)
1297
1298 // Message from the renderer to the browser indicating the in-process instance
1299 // has been created.
1300 IPC_MESSAGE_CONTROL2(ViewHostMsg_DidCreateInProcessInstance,
1301                      int32 /* instance */,
1302                      content::PepperRendererInstanceData /* instance_data */)
1303
1304 // Message from the renderer to the browser indicating the in-process instance
1305 // has been destroyed.
1306 IPC_MESSAGE_CONTROL1(ViewHostMsg_DidDeleteInProcessInstance,
1307                      int32 /* instance */)
1308
1309 // A renderer sends this to the browser process when it wants to
1310 // create a ppapi broker.  The browser will create the broker process
1311 // if necessary, and will return a handle to the channel on success.
1312 // On error an empty string is returned.
1313 // The browser will respond with ViewMsg_PpapiBrokerChannelCreated.
1314 IPC_MESSAGE_CONTROL2(ViewHostMsg_OpenChannelToPpapiBroker,
1315                      int /* routing_id */,
1316                      base::FilePath /* path */)
1317
1318 // A renderer sends this to the browser process when it wants to access a PPAPI
1319 // broker. In contrast to ViewHostMsg_OpenChannelToPpapiBroker, this is called
1320 // for every connection.
1321 // The browser will respond with ViewMsg_PpapiBrokerPermissionResult.
1322 IPC_MESSAGE_ROUTED3(ViewHostMsg_RequestPpapiBrokerPermission,
1323                     int /* routing_id */,
1324                     GURL /* document_url */,
1325                     base::FilePath /* plugin_path */)
1326 #endif  // defined(ENABLE_PLUGINS)
1327
1328 // Send the tooltip text for the current mouse position to the browser.
1329 IPC_MESSAGE_ROUTED2(ViewHostMsg_SetTooltipText,
1330                     base::string16 /* tooltip text string */,
1331                     blink::WebTextDirection /* text direction hint */)
1332
1333 // Notification that the text selection has changed.
1334 // Note: The secound parameter is the character based offset of the
1335 // base::string16
1336 // text in the document.
1337 IPC_MESSAGE_ROUTED3(ViewHostMsg_SelectionChanged,
1338                     base::string16 /* text covers the selection range */,
1339                     size_t /* the offset of the text in the document */,
1340                     gfx::Range /* selection range in the document */)
1341
1342 // Notification that the selection bounds have changed.
1343 IPC_MESSAGE_ROUTED1(ViewHostMsg_SelectionBoundsChanged,
1344                     ViewHostMsg_SelectionBounds_Params)
1345
1346 // Asks the browser to display the file chooser.  The result is returned in a
1347 // ViewMsg_RunFileChooserResponse message.
1348 IPC_MESSAGE_ROUTED1(ViewHostMsg_RunFileChooser,
1349                     content::FileChooserParams)
1350
1351 // Asks the browser to enumerate a directory.  This is equivalent to running
1352 // the file chooser in directory-enumeration mode and having the user select
1353 // the given directory.  The result is returned in a
1354 // ViewMsg_EnumerateDirectoryResponse message.
1355 IPC_MESSAGE_ROUTED2(ViewHostMsg_EnumerateDirectory,
1356                     int /* request_id */,
1357                     base::FilePath /* file_path */)
1358
1359 // Asks the browser to save a image (for <canvas> or <img>) from a data URL.
1360 // Note: |data_url| is the contents of a data:URL, and that it's represented as
1361 // a string only to work around size limitations for GURLs in IPC messages.
1362 IPC_MESSAGE_CONTROL2(ViewHostMsg_SaveImageFromDataURL,
1363                      int /* render_view_id */,
1364                      std::string /* data_url */)
1365
1366 // Tells the browser to move the focus to the next (previous if reverse is
1367 // true) focusable element.
1368 IPC_MESSAGE_ROUTED1(ViewHostMsg_TakeFocus,
1369                     bool /* reverse */)
1370
1371 // Required for opening a date/time dialog
1372 IPC_MESSAGE_ROUTED1(ViewHostMsg_OpenDateTimeDialog,
1373                     ViewHostMsg_DateTimeDialogValue_Params /* value */)
1374
1375 IPC_MESSAGE_ROUTED4(ViewHostMsg_TextInputTypeChanged,
1376                     ui::TextInputType /* TextInputType of the focused node */,
1377                     ui::TextInputMode /* TextInputMode of the focused node */,
1378                     bool /* can_compose_inline in the focused node */,
1379                     int /* flags in the focused node */)
1380
1381 // Required for updating text input state.
1382 IPC_MESSAGE_ROUTED1(ViewHostMsg_TextInputStateChanged,
1383                     ViewHostMsg_TextInputState_Params /* input state params */)
1384
1385 // Sent when the renderer changes the zoom level for a particular url, so the
1386 // browser can update its records.  If the view is a plugin doc, then url is
1387 // used to update the zoom level for all pages in that site.  Otherwise, the
1388 // render view's id is used so that only the menu is updated.
1389 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidZoomURL,
1390                     double /* zoom_level */,
1391                     GURL /* url */)
1392
1393 // Updates the minimum/maximum allowed zoom percent for this tab from the
1394 // default values.  If |remember| is true, then the zoom setting is applied to
1395 // other pages in the site and is saved, otherwise it only applies to this
1396 // tab.
1397 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateZoomLimits,
1398                     int /* minimum_percent */,
1399                     int /* maximum_percent */)
1400
1401 // Notify the browser that this render process can or can't be suddenly
1402 // terminated.
1403 IPC_MESSAGE_CONTROL1(ViewHostMsg_SuddenTerminationChanged,
1404                      bool /* enabled */)
1405
1406 IPC_MESSAGE_ROUTED3(
1407     ViewHostMsg_SwapCompositorFrame,
1408     uint32 /* output_surface_id */,
1409     cc::CompositorFrame /* frame */,
1410     std::vector<IPC::Message> /* messages_to_deliver_with_frame */)
1411
1412 // Sent by the compositor when a flinging animation is stopped.
1413 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidStopFlinging)
1414
1415 //---------------------------------------------------------------------------
1416 // Request for cryptographic operation messages:
1417 // These are messages from the renderer to the browser to perform a
1418 // cryptographic operation.
1419
1420 // Asks the browser process to generate a keypair for grabbing a client
1421 // certificate from a CA (<keygen> tag), and returns the signed public
1422 // key and challenge string.
1423 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Keygen,
1424                             uint32 /* key size index */,
1425                             std::string /* challenge string */,
1426                             GURL /* URL of requestor */,
1427                             std::string /* signed public key and challenge */)
1428
1429 // Message sent from the renderer to the browser to request that the browser
1430 // cache |data| associated with |url|.
1431 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidGenerateCacheableMetadata,
1432                      GURL /* url */,
1433                      double /* expected_response_time */,
1434                      std::vector<char> /* data */)
1435
1436 // Register a new handler for URL requests with the given scheme.
1437 IPC_MESSAGE_ROUTED4(ViewHostMsg_RegisterProtocolHandler,
1438                     std::string /* scheme */,
1439                     GURL /* url */,
1440                     base::string16 /* title */,
1441                     bool /* user_gesture */)
1442
1443 // Unregister the registered handler for URL requests with the given scheme.
1444 IPC_MESSAGE_ROUTED3(ViewHostMsg_UnregisterProtocolHandler,
1445                     std::string /* scheme */,
1446                     GURL /* url */,
1447                     bool /* user_gesture */)
1448
1449 // Puts the browser into "tab fullscreen" mode for the sending renderer.
1450 // See the comment in chrome/browser/ui/browser.h for more details.
1451 IPC_MESSAGE_ROUTED1(ViewHostMsg_ToggleFullscreen,
1452                     bool /* enter_fullscreen */)
1453
1454 // Send back a string to be recorded by UserMetrics.
1455 IPC_MESSAGE_CONTROL1(ViewHostMsg_UserMetricsRecordAction,
1456                      std::string /* action */)
1457
1458 // Notifies the browser that the page was or was not saved as MHTML.
1459 IPC_MESSAGE_CONTROL2(ViewHostMsg_SavedPageAsMHTML,
1460                      int /* job_id */,
1461                      int64 /* size of the MHTML file, -1 if error */)
1462
1463 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendCurrentPageAllSavableResourceLinks,
1464                     std::vector<GURL> /* all savable resource links */,
1465                     std::vector<content::Referrer> /* all referrers */,
1466                     std::vector<GURL> /* all frame links */)
1467
1468 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendSerializedHtmlData,
1469                     GURL /* frame's url */,
1470                     std::string /* data buffer */,
1471                     int32 /* complete status */)
1472
1473 // Notifies the browser of an event occurring in the media pipeline.
1474 IPC_MESSAGE_CONTROL1(ViewHostMsg_MediaLogEvents,
1475                      std::vector<media::MediaLogEvent> /* events */)
1476
1477 // Requests to lock the mouse. Will result in a ViewMsg_LockMouse_ACK message
1478 // being sent back.
1479 // |privileged| is used by Pepper Flash. If this flag is set to true, we won't
1480 // pop up a bubble to ask for user permission or take mouse lock content into
1481 // account.
1482 IPC_MESSAGE_ROUTED3(ViewHostMsg_LockMouse,
1483                     bool /* user_gesture */,
1484                     bool /* last_unlocked_by_target */,
1485                     bool /* privileged */)
1486
1487 // Requests to unlock the mouse. A ViewMsg_MouseLockLost message will be sent
1488 // whenever the mouse is unlocked (which may or may not be caused by
1489 // ViewHostMsg_UnlockMouse).
1490 IPC_MESSAGE_ROUTED0(ViewHostMsg_UnlockMouse)
1491
1492 // Notifies that multiple touch targets may have been pressed, and to show
1493 // the disambiguation popup.
1494 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowDisambiguationPopup,
1495                     gfx::Rect, /* Border of touched targets */
1496                     gfx::Size, /* Size of zoomed image */
1497                     cc::SharedBitmapId /* id */)
1498
1499 // Sent by the renderer process to check whether client 3D APIs
1500 // (Pepper 3D, WebGL) are explicitly blocked.
1501 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Are3DAPIsBlocked,
1502                             int /* render_view_id */,
1503                             GURL /* top_origin_url */,
1504                             content::ThreeDAPIType /* requester */,
1505                             bool /* blocked */)
1506
1507 // Sent by the renderer process to indicate that a context was lost by
1508 // client 3D content (Pepper 3D, WebGL) running on the page at the
1509 // given URL.
1510 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidLose3DContext,
1511                      GURL /* top_origin_url */,
1512                      content::ThreeDAPIType /* context_type */,
1513                      int /* arb_robustness_status_code */)
1514
1515 // Notifies the browser that document has parsed the body. This is used by the
1516 // ResourceScheduler as an indication that bandwidth contention won't block
1517 // first paint.
1518 IPC_MESSAGE_ROUTED0(ViewHostMsg_WillInsertBody)
1519
1520 // Notification that the urls for the favicon of a site has been determined.
1521 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateFaviconURL,
1522                     std::vector<content::FaviconURL> /* candidates */)
1523
1524 // Sent by the renderer to the browser to start a vibration with the given
1525 // duration.
1526 IPC_MESSAGE_CONTROL1(ViewHostMsg_Vibrate,
1527                      int64 /* milliseconds */)
1528
1529 // Sent by the renderer to the browser to cancel the currently running
1530 // vibration, if there is one.
1531 IPC_MESSAGE_CONTROL0(ViewHostMsg_CancelVibration)
1532
1533 // Message sent from renderer to the browser when the element that is focused
1534 // has been touched. A bool is passed in this message which indicates if the
1535 // node is editable.
1536 IPC_MESSAGE_ROUTED1(ViewHostMsg_FocusedNodeTouched,
1537                     bool /* editable */)
1538
1539 // Message sent from the renderer to the browser when an HTML form has failed
1540 // validation constraints.
1541 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowValidationMessage,
1542                     gfx::Rect /* anchor rectangle in root view coordinate */,
1543                     base::string16 /* validation message */,
1544                     base::string16 /* supplemental text */)
1545
1546 // Message sent from the renderer to the browser when a HTML form validation
1547 // message should be hidden from view.
1548 IPC_MESSAGE_ROUTED0(ViewHostMsg_HideValidationMessage)
1549
1550 // Message sent from the renderer to the browser when the suggested co-ordinates
1551 // of the anchor for a HTML form validation message have changed.
1552 IPC_MESSAGE_ROUTED1(ViewHostMsg_MoveValidationMessage,
1553                     gfx::Rect /* anchor rectangle in root view coordinate */)
1554
1555 #if defined(OS_ANDROID)
1556 // Response to ViewMsg_FindMatchRects.
1557 //
1558 // |version| will contain the current version number of the renderer's find
1559 // match list (incremented whenever they change), which should be passed in the
1560 // next call to ViewMsg_FindMatchRects.
1561 //
1562 // |rects| will either contain a list of the enclosing rects of all matches
1563 // found by the most recent Find operation, or will be empty if |version| is not
1564 // greater than the |current_version| passed to ViewMsg_FindMatchRects (hence
1565 // your locally cached rects should still be valid). The rect coords will be
1566 // custom normalized fractions of the document size. The rects will be sorted by
1567 // frame traversal order starting in the main frame, then by dom order.
1568 //
1569 // |active_rect| will contain the bounding box of the active find-in-page match
1570 // marker, in similarly normalized coords (or an empty rect if there isn't one).
1571 IPC_MESSAGE_ROUTED3(ViewHostMsg_FindMatchRects_Reply,
1572                     int /* version */,
1573                     std::vector<gfx::RectF> /* rects */,
1574                     gfx::RectF /* active_rect */)
1575
1576 // Start an android intent with the given URI.
1577 IPC_MESSAGE_ROUTED1(ViewHostMsg_StartContentIntent,
1578                     GURL /* content_url */)
1579
1580 // Message sent when the renderer changed the background color for the view.
1581 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidChangeBodyBackgroundColor,
1582                     uint32  /* bg_color */)
1583
1584 // This message runs the MediaCodec for decoding audio for webaudio.
1585 IPC_MESSAGE_CONTROL3(ViewHostMsg_RunWebAudioMediaCodec,
1586                      base::SharedMemoryHandle /* encoded_data_handle */,
1587                      base::FileDescriptor /* pcm_output */,
1588                      uint32_t /* data_size*/)
1589
1590 // Sent by renderer to request a ViewMsg_BeginFrame message for upcoming
1591 // display events. If |enabled| is true, the BeginFrame message will continue
1592 // to be be delivered until the notification is disabled.
1593 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetNeedsBeginFrame,
1594                     bool /* enabled */)
1595
1596 // Reply to the ViewMsg_ExtractSmartClipData message.
1597 IPC_MESSAGE_ROUTED3(ViewHostMsg_SmartClipDataExtracted,
1598                     base::string16 /* text */,
1599                     base::string16 /* html */,
1600                     gfx::Rect /* rect */)
1601
1602 #elif defined(OS_MACOSX)
1603 // Request that the browser load a font into shared memory for us.
1604 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_LoadFont,
1605                            FontDescriptor /* font to load */,
1606                            uint32 /* buffer size */,
1607                            base::SharedMemoryHandle /* font data */,
1608                            uint32 /* font id */)
1609
1610 // Informs the browser that a plugin has gained or lost focus.
1611 IPC_MESSAGE_ROUTED2(ViewHostMsg_PluginFocusChanged,
1612                     bool, /* focused */
1613                     int /* plugin_id */)
1614
1615 // Instructs the browser to start plugin IME.
1616 IPC_MESSAGE_ROUTED0(ViewHostMsg_StartPluginIme)
1617
1618 // Receives content of a web page as plain text.
1619 IPC_MESSAGE_ROUTED1(ViewMsg_GetRenderedTextCompleted, std::string);
1620
1621 #elif defined(OS_WIN)
1622 // Request that the given font characters be loaded by the browser so it's
1623 // cached by the OS. Please see RenderMessageFilter::OnPreCacheFontCharacters
1624 // for details.
1625 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_PreCacheFontCharacters,
1626                             LOGFONT /* font_data */,
1627                             base::string16 /* characters */)
1628 #endif
1629
1630 #if defined(OS_POSIX)
1631 // On POSIX, we cannot allocated shared memory from within the sandbox, so
1632 // this call exists for the renderer to ask the browser to allocate memory
1633 // on its behalf. We return a file descriptor to the POSIX shared memory.
1634 // If the |cache_in_browser| flag is |true|, then a copy of the shmem is kept
1635 // by the browser, and it is the caller's repsonsibility to send a
1636 // ViewHostMsg_FreeTransportDIB message in order to release the cached shmem.
1637 // In all cases, the caller is responsible for deleting the resulting
1638 // TransportDIB.
1639 IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_AllocTransportDIB,
1640                             uint32_t, /* bytes requested */
1641                             bool, /* cache in the browser */
1642                             TransportDIB::Handle /* DIB */)
1643
1644 // Since the browser keeps handles to the allocated transport DIBs, this
1645 // message is sent to tell the browser that it may release them when the
1646 // renderer is finished with them.
1647 IPC_MESSAGE_CONTROL1(ViewHostMsg_FreeTransportDIB,
1648                      TransportDIB::Id /* DIB id */)
1649 #endif
1650
1651 // Adding a new message? Stick to the sort order above: first platform
1652 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
1653 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.