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/navigation_gesture.h"
  18 #include "content/common/pepper_renderer_instance_data.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_params.h"
  24 #include "content/public/common/menu_item.h"
  25 #include "content/public/common/page_state.h"
  26 #include "content/public/common/page_zoom.h"
  27 #include "content/public/common/referrer.h"
  28 #include "content/public/common/renderer_preferences.h"
  29 #include "content/public/common/stop_find_action.h"
  30 #include "content/public/common/three_d_api_types.h"
  31 #include "content/public/common/window_container_type.h"
  32 #include "content/common/date_time_suggestion.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/point.h"
  53 #include "ui/gfx/range/range.h"
  54 #include "ui/gfx/rect.h"
  55 #include "ui/gfx/rect_f.h"
  56 #include "ui/gfx/vector2d.h"
  57 #include "ui/gfx/vector2d_f.h"
  58 #include "ui/shell_dialogs/selected_file_info.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 #undef IPC_MESSAGE_EXPORT
  66 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  67
  68 #define IPC_MESSAGE_START ViewMsgStart
  69
  70 IPC_ENUM_TRAITS(AccessibilityMode)
  71 IPC_ENUM_TRAITS(blink::WebMediaPlayerAction::Type)
  72 IPC_ENUM_TRAITS(blink::WebPluginAction::Type)
  73 IPC_ENUM_TRAITS(blink::WebPopupType)
  74 IPC_ENUM_TRAITS(blink::WebTextDirection)
  75 IPC_ENUM_TRAITS(WindowContainerType)
  76 IPC_ENUM_TRAITS(content::FaviconURL::IconType)
  77 IPC_ENUM_TRAITS(content::FileChooserParams::Mode)
  78 IPC_ENUM_TRAITS(content::MenuItem::Type)
  79 IPC_ENUM_TRAITS(content::NavigationGesture)
  80 IPC_ENUM_TRAITS(content::PageZoom)
  81 IPC_ENUM_TRAITS(content::RendererPreferencesHintingEnum)
  82 IPC_ENUM_TRAITS(content::RendererPreferencesSubpixelRenderingEnum)
  83 IPC_ENUM_TRAITS_MAX_VALUE(content::TapMultipleTargetsStrategy,
  84                           content::TAP_MULTIPLE_TARGETS_STRATEGY_MAX)
  85 IPC_ENUM_TRAITS(content::StopFindAction)
  86 IPC_ENUM_TRAITS(content::ThreeDAPIType)
  87 IPC_ENUM_TRAITS(media::ChannelLayout)
  88 IPC_ENUM_TRAITS(media::MediaLogEvent::Type)
  89 IPC_ENUM_TRAITS_MAX_VALUE(ui::TextInputMode, ui::TEXT_INPUT_MODE_MAX)
  90 IPC_ENUM_TRAITS(ui::TextInputType)
  91
  92 #if defined(OS_MACOSX)
  93 IPC_STRUCT_TRAITS_BEGIN(FontDescriptor)
  94   IPC_STRUCT_TRAITS_MEMBER(font_name)
  95   IPC_STRUCT_TRAITS_MEMBER(font_point_size)
  96 IPC_STRUCT_TRAITS_END()
  97 #endif
  98
  99 IPC_STRUCT_TRAITS_BEGIN(blink::WebFindOptions)
 100   IPC_STRUCT_TRAITS_MEMBER(forward)
 101   IPC_STRUCT_TRAITS_MEMBER(matchCase)
 102   IPC_STRUCT_TRAITS_MEMBER(findNext)
 103 IPC_STRUCT_TRAITS_END()
 104
 105 IPC_STRUCT_TRAITS_BEGIN(blink::WebMediaPlayerAction)
 106   IPC_STRUCT_TRAITS_MEMBER(type)
 107   IPC_STRUCT_TRAITS_MEMBER(enable)
 108 IPC_STRUCT_TRAITS_END()
 109
 110 IPC_STRUCT_TRAITS_BEGIN(blink::WebPluginAction)
 111   IPC_STRUCT_TRAITS_MEMBER(type)
 112   IPC_STRUCT_TRAITS_MEMBER(enable)
 113 IPC_STRUCT_TRAITS_END()
 114
 115 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatPoint)
 116   IPC_STRUCT_TRAITS_MEMBER(x)
 117   IPC_STRUCT_TRAITS_MEMBER(y)
 118 IPC_STRUCT_TRAITS_END()
 119
 120 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatRect)
 121   IPC_STRUCT_TRAITS_MEMBER(x)
 122   IPC_STRUCT_TRAITS_MEMBER(y)
 123   IPC_STRUCT_TRAITS_MEMBER(width)
 124   IPC_STRUCT_TRAITS_MEMBER(height)
 125 IPC_STRUCT_TRAITS_END()
 126
 127 IPC_STRUCT_TRAITS_BEGIN(blink::WebScreenInfo)
 128   IPC_STRUCT_TRAITS_MEMBER(deviceScaleFactor)
 129   IPC_STRUCT_TRAITS_MEMBER(depth)
 130   IPC_STRUCT_TRAITS_MEMBER(depthPerComponent)
 131   IPC_STRUCT_TRAITS_MEMBER(isMonochrome)
 132   IPC_STRUCT_TRAITS_MEMBER(rect)
 133   IPC_STRUCT_TRAITS_MEMBER(availableRect)
 134   IPC_STRUCT_TRAITS_MEMBER(orientationType)
 135   IPC_STRUCT_TRAITS_MEMBER(orientationAngle)
 136 IPC_STRUCT_TRAITS_END()
 137
 138 IPC_STRUCT_TRAITS_BEGIN(content::MenuItem)
 139   IPC_STRUCT_TRAITS_MEMBER(label)
 140   IPC_STRUCT_TRAITS_MEMBER(tool_tip)
 141   IPC_STRUCT_TRAITS_MEMBER(type)
 142   IPC_STRUCT_TRAITS_MEMBER(action)
 143   IPC_STRUCT_TRAITS_MEMBER(rtl)
 144   IPC_STRUCT_TRAITS_MEMBER(has_directional_override)
 145   IPC_STRUCT_TRAITS_MEMBER(enabled)
 146   IPC_STRUCT_TRAITS_MEMBER(checked)
 147   IPC_STRUCT_TRAITS_MEMBER(submenu)
 148 IPC_STRUCT_TRAITS_END()
 149
 150 IPC_STRUCT_TRAITS_BEGIN(content::DateTimeSuggestion)
 151   IPC_STRUCT_TRAITS_MEMBER(value)
 152   IPC_STRUCT_TRAITS_MEMBER(localized_value)
 153   IPC_STRUCT_TRAITS_MEMBER(label)
 154 IPC_STRUCT_TRAITS_END()
 155
 156 IPC_STRUCT_TRAITS_BEGIN(content::FaviconURL)
 157   IPC_STRUCT_TRAITS_MEMBER(icon_url)
 158   IPC_STRUCT_TRAITS_MEMBER(icon_type)
 159   IPC_STRUCT_TRAITS_MEMBER(icon_sizes)
 160 IPC_STRUCT_TRAITS_END()
 161
 162 IPC_STRUCT_TRAITS_BEGIN(content::FileChooserParams)
 163   IPC_STRUCT_TRAITS_MEMBER(mode)
 164   IPC_STRUCT_TRAITS_MEMBER(title)
 165   IPC_STRUCT_TRAITS_MEMBER(default_file_name)
 166   IPC_STRUCT_TRAITS_MEMBER(accept_types)
 167 #if defined(OS_ANDROID)
 168   IPC_STRUCT_TRAITS_MEMBER(capture)
 169 #endif
 170 IPC_STRUCT_TRAITS_END()
 171
 172 IPC_STRUCT_TRAITS_BEGIN(content::PepperRendererInstanceData)
 173   IPC_STRUCT_TRAITS_MEMBER(render_process_id)
 174   IPC_STRUCT_TRAITS_MEMBER(render_frame_id)
 175   IPC_STRUCT_TRAITS_MEMBER(document_url)
 176   IPC_STRUCT_TRAITS_MEMBER(plugin_url)
 177 IPC_STRUCT_TRAITS_END()
 178
 179 IPC_STRUCT_TRAITS_BEGIN(content::RendererPreferences)
 180   IPC_STRUCT_TRAITS_MEMBER(can_accept_load_drops)
 181   IPC_STRUCT_TRAITS_MEMBER(should_antialias_text)
 182   IPC_STRUCT_TRAITS_MEMBER(hinting)
 183   IPC_STRUCT_TRAITS_MEMBER(use_autohinter)
 184   IPC_STRUCT_TRAITS_MEMBER(use_bitmaps)
 185   IPC_STRUCT_TRAITS_MEMBER(subpixel_rendering)
 186   IPC_STRUCT_TRAITS_MEMBER(use_subpixel_positioning)
 187   IPC_STRUCT_TRAITS_MEMBER(focus_ring_color)
 188   IPC_STRUCT_TRAITS_MEMBER(thumb_active_color)
 189   IPC_STRUCT_TRAITS_MEMBER(thumb_inactive_color)
 190   IPC_STRUCT_TRAITS_MEMBER(track_color)
 191   IPC_STRUCT_TRAITS_MEMBER(active_selection_bg_color)
 192   IPC_STRUCT_TRAITS_MEMBER(active_selection_fg_color)
 193   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_bg_color)
 194   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_fg_color)
 195   IPC_STRUCT_TRAITS_MEMBER(browser_handles_non_local_top_level_requests)
 196   IPC_STRUCT_TRAITS_MEMBER(browser_handles_all_top_level_requests)
 197   IPC_STRUCT_TRAITS_MEMBER(caret_blink_interval)
 198   IPC_STRUCT_TRAITS_MEMBER(use_custom_colors)
 199   IPC_STRUCT_TRAITS_MEMBER(enable_referrers)
 200   IPC_STRUCT_TRAITS_MEMBER(enable_do_not_track)
 201   IPC_STRUCT_TRAITS_MEMBER(default_zoom_level)
 202   IPC_STRUCT_TRAITS_MEMBER(user_agent_override)
 203   IPC_STRUCT_TRAITS_MEMBER(accept_languages)
 204   IPC_STRUCT_TRAITS_MEMBER(report_frame_name_changes)
 205   IPC_STRUCT_TRAITS_MEMBER(touchpad_fling_profile)
 206   IPC_STRUCT_TRAITS_MEMBER(touchscreen_fling_profile)
 207   IPC_STRUCT_TRAITS_MEMBER(tap_multiple_targets_strategy)
 208   IPC_STRUCT_TRAITS_MEMBER(disable_client_blocked_error_page)
 209   IPC_STRUCT_TRAITS_MEMBER(plugin_fullscreen_allowed)
 210   IPC_STRUCT_TRAITS_MEMBER(use_video_overlay_for_embedded_encrypted_video)
 211 IPC_STRUCT_TRAITS_END()
 212
 213 IPC_STRUCT_TRAITS_BEGIN(content::CookieData)
 214   IPC_STRUCT_TRAITS_MEMBER(name)
 215   IPC_STRUCT_TRAITS_MEMBER(value)
 216   IPC_STRUCT_TRAITS_MEMBER(domain)
 217   IPC_STRUCT_TRAITS_MEMBER(path)
 218   IPC_STRUCT_TRAITS_MEMBER(expires)
 219   IPC_STRUCT_TRAITS_MEMBER(http_only)
 220   IPC_STRUCT_TRAITS_MEMBER(secure)
 221   IPC_STRUCT_TRAITS_MEMBER(session)
 222 IPC_STRUCT_TRAITS_END()
 223
 224 IPC_STRUCT_TRAITS_BEGIN(content::WebPluginGeometry)
 225   IPC_STRUCT_TRAITS_MEMBER(window)
 226   IPC_STRUCT_TRAITS_MEMBER(window_rect)
 227   IPC_STRUCT_TRAITS_MEMBER(clip_rect)
 228   IPC_STRUCT_TRAITS_MEMBER(cutout_rects)
 229   IPC_STRUCT_TRAITS_MEMBER(rects_valid)
 230   IPC_STRUCT_TRAITS_MEMBER(visible)
 231 IPC_STRUCT_TRAITS_END()
 232
 233 IPC_STRUCT_TRAITS_BEGIN(media::MediaLogEvent)
 234   IPC_STRUCT_TRAITS_MEMBER(id)
 235   IPC_STRUCT_TRAITS_MEMBER(type)
 236   IPC_STRUCT_TRAITS_MEMBER(params)
 237   IPC_STRUCT_TRAITS_MEMBER(time)
 238 IPC_STRUCT_TRAITS_END()
 239
 240 IPC_STRUCT_TRAITS_BEGIN(ui::SelectedFileInfo)
 241   IPC_STRUCT_TRAITS_MEMBER(file_path)
 242   IPC_STRUCT_TRAITS_MEMBER(local_path)
 243   IPC_STRUCT_TRAITS_MEMBER(display_name)
 244 IPC_STRUCT_TRAITS_END()
 245
 246 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWindow_Params)
 247   // Routing ID of the view initiating the open.
 248   IPC_STRUCT_MEMBER(int, opener_id)
 249
 250   // True if this open request came in the context of a user gesture.
 251   IPC_STRUCT_MEMBER(bool, user_gesture)
 252
 253   // Type of window requested.
 254   IPC_STRUCT_MEMBER(WindowContainerType, window_container_type)
 255
 256   // The session storage namespace ID this view should use.
 257   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 258
 259   // The name of the resulting frame that should be created (empty if none
 260   // has been specified).
 261   IPC_STRUCT_MEMBER(base::string16, frame_name)
 262
 263   // The routing id of the frame initiating the open.
 264   IPC_STRUCT_MEMBER(int, opener_render_frame_id)
 265
 266   // The URL of the frame initiating the open.
 267   IPC_STRUCT_MEMBER(GURL, opener_url)
 268
 269   // The URL of the top frame containing the opener.
 270   IPC_STRUCT_MEMBER(GURL, opener_top_level_frame_url)
 271
 272   // The security origin of the frame initiating the open.
 273   IPC_STRUCT_MEMBER(GURL, opener_security_origin)
 274
 275   // Whether the opener will be suppressed in the new window, in which case
 276   // scripting the new window is not allowed.
 277   IPC_STRUCT_MEMBER(bool, opener_suppressed)
 278
 279   // Whether the window should be opened in the foreground, background, etc.
 280   IPC_STRUCT_MEMBER(WindowOpenDisposition, disposition)
 281
 282   // The URL that will be loaded in the new window (empty if none has been
 283   // sepcified).
 284   IPC_STRUCT_MEMBER(GURL, target_url)
 285
 286   // The referrer that will be used to load |target_url| (empty if none has
 287   // been specified).
 288   IPC_STRUCT_MEMBER(content::Referrer, referrer)
 289
 290   // The window features to use for the new view.
 291   IPC_STRUCT_MEMBER(blink::WebWindowFeatures, features)
 292
 293   // The additional window features to use for the new view. We pass these
 294   // separately from |features| above because we cannot serialize WebStrings
 295   // over IPC.
 296   IPC_STRUCT_MEMBER(std::vector<base::string16>, additional_features)
 297 IPC_STRUCT_END()
 298
 299 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWorker_Params)
 300   // URL for the worker script.
 301   IPC_STRUCT_MEMBER(GURL, url)
 302
 303   // Name for a SharedWorker, otherwise empty string.
 304   IPC_STRUCT_MEMBER(base::string16, name)
 305
 306   // Security policy used in the worker.
 307   IPC_STRUCT_MEMBER(base::string16, content_security_policy)
 308
 309   // Security policy type used in the worker.
 310   IPC_STRUCT_MEMBER(blink::WebContentSecurityPolicyType, security_policy_type)
 311
 312   // The ID of the parent document (unique within parent renderer).
 313   IPC_STRUCT_MEMBER(unsigned long long, document_id)
 314
 315   // RenderFrame routing id used to send messages back to the parent.
 316   IPC_STRUCT_MEMBER(int, render_frame_route_id)
 317 IPC_STRUCT_END()
 318
 319 IPC_STRUCT_BEGIN(ViewHostMsg_DateTimeDialogValue_Params)
 320   IPC_STRUCT_MEMBER(ui::TextInputType, dialog_type)
 321   IPC_STRUCT_MEMBER(double, dialog_value)
 322   IPC_STRUCT_MEMBER(double, minimum)
 323   IPC_STRUCT_MEMBER(double, maximum)
 324   IPC_STRUCT_MEMBER(double, step)
 325   IPC_STRUCT_MEMBER(std::vector<content::DateTimeSuggestion>, suggestions)
 326 IPC_STRUCT_END()
 327
 328 IPC_STRUCT_BEGIN(ViewHostMsg_SelectionBounds_Params)
 329   IPC_STRUCT_MEMBER(gfx::Rect, anchor_rect)
 330   IPC_STRUCT_MEMBER(blink::WebTextDirection, anchor_dir)
 331   IPC_STRUCT_MEMBER(gfx::Rect, focus_rect)
 332   IPC_STRUCT_MEMBER(blink::WebTextDirection, focus_dir)
 333   IPC_STRUCT_MEMBER(bool, is_anchor_first)
 334 IPC_STRUCT_END()
 335
 336 // This message is used for supporting popup menus on Mac OS X using native
 337 // Cocoa controls. The renderer sends us this message which we use to populate
 338 // the popup menu.
 339 IPC_STRUCT_BEGIN(ViewHostMsg_ShowPopup_Params)
 340   // Position on the screen.
 341   IPC_STRUCT_MEMBER(gfx::Rect, bounds)
 342
 343   // The height of each item in the menu.
 344   IPC_STRUCT_MEMBER(int, item_height)
 345
 346   // The size of the font to use for those items.
 347   IPC_STRUCT_MEMBER(double, item_font_size)
 348
 349   // The currently selected (displayed) item in the menu.
 350   IPC_STRUCT_MEMBER(int, selected_item)
 351
 352   // The entire list of items in the popup menu.
 353   IPC_STRUCT_MEMBER(std::vector<content::MenuItem>, popup_items)
 354
 355   // Whether items should be right-aligned.
 356   IPC_STRUCT_MEMBER(bool, right_aligned)
 357
 358   // Whether this is a multi-select popup.
 359   IPC_STRUCT_MEMBER(bool, allow_multiple_selection)
 360 IPC_STRUCT_END()
 361
 362 IPC_STRUCT_BEGIN(ViewHostMsg_TextInputState_Params)
 363   // The type of input field
 364   IPC_STRUCT_MEMBER(ui::TextInputType, type)
 365
 366   // The value of the input field
 367   IPC_STRUCT_MEMBER(std::string, value)
 368
 369   // The cursor position of the current selection start, or the caret position
 370   // if nothing is selected
 371   IPC_STRUCT_MEMBER(int, selection_start)
 372
 373   // The cursor position of the current selection end, or the caret position
 374   // if nothing is selected
 375   IPC_STRUCT_MEMBER(int, selection_end)
 376
 377   // The start position of the current composition, or -1 if there is none
 378   IPC_STRUCT_MEMBER(int, composition_start)
 379
 380   // The end position of the current composition, or -1 if there is none
 381   IPC_STRUCT_MEMBER(int, composition_end)
 382
 383   // Whether or not inline composition can be performed for the current input.
 384   IPC_STRUCT_MEMBER(bool, can_compose_inline)
 385
 386   // Whether or not the IME should be shown as a result of this update. Even if
 387   // true, the IME will only be shown if the type is appropriate (e.g. not
 388   // TEXT_INPUT_TYPE_NONE).
 389   IPC_STRUCT_MEMBER(bool, show_ime_if_needed)
 390
 391   // Whether this change is originated from non-IME (e.g. Javascript, Autofill).
 392   IPC_STRUCT_MEMBER(bool, is_non_ime_change)
 393 IPC_STRUCT_END()
 394
 395 IPC_STRUCT_BEGIN(ViewHostMsg_UpdateRect_Params)
 396   // The scroll offset of the render view.
 397   IPC_STRUCT_MEMBER(gfx::Vector2d, scroll_offset)
 398
 399   // The size of the RenderView when this message was generated.  This is
 400   // included so the host knows how large the view is from the perspective of
 401   // the renderer process.  This is necessary in case a resize operation is in
 402   // progress. If auto-resize is enabled, this should update the corresponding
 403   // view size.
 404   IPC_STRUCT_MEMBER(gfx::Size, view_size)
 405
 406   // New window locations for plugin child windows.
 407   IPC_STRUCT_MEMBER(std::vector<content::WebPluginGeometry>,
 408                     plugin_window_moves)
 409
 410   // The following describes the various bits that may be set in flags:
 411   //
 412   //   ViewHostMsg_UpdateRect_Flags::IS_RESIZE_ACK
 413   //     Indicates that this is a response to a ViewMsg_Resize message.
 414   //
 415   //   ViewHostMsg_UpdateRect_Flags::IS_REPAINT_ACK
 416   //     Indicates that this is a response to a ViewMsg_Repaint message.
 417   //
 418   // If flags is zero, then this message corresponds to an unsolicited paint
 419   // request by the render view.  Any of the above bits may be set in flags,
 420   // which would indicate that this paint message is an ACK for multiple
 421   // request messages.
 422   IPC_STRUCT_MEMBER(int, flags)
 423
 424   // All the above coordinates are in DIP. This is the scale factor needed
 425   // to convert them to pixels.
 426   IPC_STRUCT_MEMBER(float, scale_factor)
 427 IPC_STRUCT_END()
 428
 429 IPC_STRUCT_BEGIN(ViewMsg_New_Params)
 430   // Renderer-wide preferences.
 431   IPC_STRUCT_MEMBER(content::RendererPreferences, renderer_preferences)
 432
 433   // Preferences for this view.
 434   IPC_STRUCT_MEMBER(WebPreferences, web_preferences)
 435
 436   // The ID of the view to be created.
 437   IPC_STRUCT_MEMBER(int32, view_id)
 438
 439   // The ID of the main frame hosted in the view.
 440   IPC_STRUCT_MEMBER(int32, main_frame_routing_id)
 441
 442   // The ID of the rendering surface.
 443   IPC_STRUCT_MEMBER(int32, surface_id)
 444
 445   // The session storage namespace ID this view should use.
 446   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 447
 448   // The name of the frame associated with this view (or empty if none).
 449   IPC_STRUCT_MEMBER(base::string16, frame_name)
 450
 451   // The route ID of the opener RenderView if we need to set one
 452   // (MSG_ROUTING_NONE otherwise).
 453   IPC_STRUCT_MEMBER(int, opener_route_id)
 454
 455   // Whether the RenderView should initially be swapped out.
 456   IPC_STRUCT_MEMBER(bool, swapped_out)
 457
 458   // The ID of the proxy object for the main frame in this view. It is only
 459   // used if |swapped_out| is true.
 460   IPC_STRUCT_MEMBER(int32, proxy_routing_id)
 461
 462   // Whether the RenderView should initially be hidden.
 463   IPC_STRUCT_MEMBER(bool, hidden)
 464
 465   // Whether the RenderView will never be visible.
 466   IPC_STRUCT_MEMBER(bool, never_visible)
 467
 468   // Whether the window associated with this view was created with an opener.
 469   IPC_STRUCT_MEMBER(bool, window_was_created_with_opener)
 470
 471   // The initial page ID to use for this view, which must be larger than any
 472   // existing navigation that might be loaded in the view.  Page IDs are unique
 473   // to a view and are only updated by the renderer after this initial value.
 474   IPC_STRUCT_MEMBER(int32, next_page_id)
 475
 476   // The properties of the screen associated with the view.
 477   IPC_STRUCT_MEMBER(blink::WebScreenInfo, screen_info)
 478
 479   // The accessibility mode of the renderer.
 480   IPC_STRUCT_MEMBER(AccessibilityMode, accessibility_mode)
 481 IPC_STRUCT_END()
 482
 483 IPC_STRUCT_BEGIN(ViewMsg_PostMessage_Params)
 484   // The serialized script value.
 485   IPC_STRUCT_MEMBER(base::string16, data)
 486
 487   // When sent to the browser, this is the routing ID of the source frame in
 488   // the source process.  The browser replaces it with the routing ID of the
 489   // equivalent (swapped out) frame in the destination process.
 490   IPC_STRUCT_MEMBER(int, source_routing_id)
 491
 492   // The origin of the source frame.
 493   IPC_STRUCT_MEMBER(base::string16, source_origin)
 494
 495   // The origin for the message's target.
 496   IPC_STRUCT_MEMBER(base::string16, target_origin)
 497
 498   // Information about the MessagePorts this message contains.
 499   IPC_STRUCT_MEMBER(std::vector<int>, message_port_ids)
 500   IPC_STRUCT_MEMBER(std::vector<int>, new_routing_ids)
 501 IPC_STRUCT_END()
 502
 503 // Messages sent from the browser to the renderer.
 504
 505 // Tells the renderer to cancel an opened date/time dialog.
 506 IPC_MESSAGE_ROUTED0(ViewMsg_CancelDateTimeDialog)
 507
 508 // Get all savable resource links from current webpage, include main
 509 // frame and sub-frame.
 510 IPC_MESSAGE_ROUTED1(ViewMsg_GetAllSavableResourceLinksForCurrentPage,
 511                     GURL /* url of page which is needed to save */)
 512
 513 // Get html data by serializing all frames of current page with lists
 514 // which contain all resource links that have local copy.
 515 IPC_MESSAGE_ROUTED3(ViewMsg_GetSerializedHtmlDataForCurrentPageWithLocalLinks,
 516                     std::vector<GURL> /* urls that have local copy */,
 517                     std::vector<base::FilePath> /* paths of local copy */,
 518                     base::FilePath /* local directory path */)
 519
 520 // Tells the render side that a ViewHostMsg_LockMouse message has been
 521 // processed. |succeeded| indicates whether the mouse has been successfully
 522 // locked or not.
 523 IPC_MESSAGE_ROUTED1(ViewMsg_LockMouse_ACK,
 524                     bool /* succeeded */)
 525 // Tells the render side that the mouse has been unlocked.
 526 IPC_MESSAGE_ROUTED0(ViewMsg_MouseLockLost)
 527
 528 // Sent by the browser when the parameters for vsync alignment have changed.
 529 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateVSyncParameters,
 530                     base::TimeTicks /* timebase */,
 531                     base::TimeDelta /* interval */)
 532
 533 // Sent to the RenderView when a new tab is swapped into an existing
 534 // tab and the histories need to be merged. The existing tab has a history of
 535 // |merged_history_length| which precedes the history of the new tab. All
 536 // page_ids >= |minimum_page_id| in the new tab are appended to the history.
 537 //
 538 // For example, suppose the history of page_ids in the new tab's RenderView
 539 // is [4 7 8]. This is merged into an existing tab with 3 history items, and
 540 // all pages in the new tab with page_id >= 7 are to be preserved.
 541 // The resulting page history is [-1 -1 -1 7 8].
 542 IPC_MESSAGE_ROUTED2(ViewMsg_SetHistoryLengthAndPrune,
 543                     int, /* merge_history_length */
 544                     int32 /* minimum_page_id */)
 545
 546 // Tells the renderer to create a new view.
 547 // This message is slightly different, the view it takes (via
 548 // ViewMsg_New_Params) is the view to create, the message itself is sent as a
 549 // non-view control message.
 550 IPC_MESSAGE_CONTROL1(ViewMsg_New,
 551                      ViewMsg_New_Params)
 552
 553 // Reply in response to ViewHostMsg_ShowView or ViewHostMsg_ShowWidget.
 554 // similar to the new command, but used when the renderer created a view
 555 // first, and we need to update it.
 556 IPC_MESSAGE_ROUTED0(ViewMsg_CreatingNew_ACK)
 557
 558 // Sends updated preferences to the renderer.
 559 IPC_MESSAGE_ROUTED1(ViewMsg_SetRendererPrefs,
 560                     content::RendererPreferences)
 561
 562 // This passes a set of webkit preferences down to the renderer.
 563 IPC_MESSAGE_ROUTED1(ViewMsg_UpdateWebPreferences,
 564                     WebPreferences)
 565
 566 // Informs the renderer that the timezone has changed.
 567 IPC_MESSAGE_CONTROL0(ViewMsg_TimezoneChange)
 568
 569 // Tells the render view to close.
 570 // Expects a Close_ACK message when finished.
 571 IPC_MESSAGE_ROUTED0(ViewMsg_Close)
 572
 573 IPC_STRUCT_BEGIN(ViewMsg_Resize_Params)
 574   IPC_STRUCT_MEMBER(blink::WebScreenInfo, screen_info)
 575   IPC_STRUCT_MEMBER(gfx::Size, new_size)
 576   IPC_STRUCT_MEMBER(gfx::Size, physical_backing_size)
 577   IPC_STRUCT_MEMBER(float, overdraw_bottom_height)
 578   IPC_STRUCT_MEMBER(gfx::Size, visible_viewport_size)
 579   IPC_STRUCT_MEMBER(gfx::Rect, resizer_rect)
 580   IPC_STRUCT_MEMBER(bool, is_fullscreen)
 581 IPC_STRUCT_END()
 582
 583 // Tells the render view to change its size.  A ViewHostMsg_UpdateRect message
 584 // is generated in response provided new_size is not empty and not equal to
 585 // the view's current size.  The generated ViewHostMsg_UpdateRect message will
 586 // have the IS_RESIZE_ACK flag set. It also receives the resizer rect so that
 587 // we don't have to fetch it every time WebKit asks for it.
 588 IPC_MESSAGE_ROUTED1(ViewMsg_Resize,
 589                     ViewMsg_Resize_Params /* params */)
 590
 591 // Tells the render view that the resize rect has changed.
 592 IPC_MESSAGE_ROUTED1(ViewMsg_ChangeResizeRect,
 593                     gfx::Rect /* resizer_rect */)
 594
 595 // Sent to inform the view that it was hidden.  This allows it to reduce its
 596 // resource utilization.
 597 IPC_MESSAGE_ROUTED0(ViewMsg_WasHidden)
 598
 599 // Tells the render view that it is no longer hidden (see WasHidden), and the
 600 // render view is expected to respond with a full repaint if needs_repainting
 601 // is true. If needs_repainting is false, then this message does not trigger a
 602 // message in response.
 603 IPC_MESSAGE_ROUTED1(ViewMsg_WasShown,
 604                     bool /* needs_repainting */)
 605
 606 // Sent to inform the view that it was swapped out.  This allows the process to
 607 // exit if no other views are using it.
 608 IPC_MESSAGE_ROUTED0(ViewMsg_WasSwappedOut)
 609
 610 // Tells the renderer to focus the first (last if reverse is true) focusable
 611 // node.
 612 IPC_MESSAGE_ROUTED1(ViewMsg_SetInitialFocus,
 613                     bool /* reverse */)
 614
 615 // Sent to inform the renderer to invoke a context menu.
 616 // The parameter specifies the location in the render view's coordinates.
 617 IPC_MESSAGE_ROUTED1(ViewMsg_ShowContextMenu,
 618                     gfx::Point /* location where menu should be shown */)
 619
 620 IPC_MESSAGE_ROUTED0(ViewMsg_Stop)
 621
 622 // Sent when the user wants to search for a word on the page (find in page).
 623 IPC_MESSAGE_ROUTED3(ViewMsg_Find,
 624                     int /* request_id */,
 625                     base::string16 /* search_text */,
 626                     blink::WebFindOptions)
 627
 628 // This message notifies the renderer that the user has closed the FindInPage
 629 // window (and what action to take regarding the selection).
 630 IPC_MESSAGE_ROUTED1(ViewMsg_StopFinding,
 631                     content::StopFindAction /* action */)
 632
 633 // Replaces a date time input field.
 634 IPC_MESSAGE_ROUTED1(ViewMsg_ReplaceDateTime,
 635                     double /* dialog_value */)
 636
 637 // Copies the image at location x, y to the clipboard (if there indeed is an
 638 // image at that location).
 639 IPC_MESSAGE_ROUTED2(ViewMsg_CopyImageAt,
 640                     int /* x */,
 641                     int /* y */)
 642
 643 // Saves the image at location x, y to the disk (if there indeed is an
 644 // image at that location).
 645 IPC_MESSAGE_ROUTED2(ViewMsg_SaveImageAt,
 646                     int /* x */,
 647                     int /* y */)
 648
 649 // Tells the renderer to perform the given action on the media player
 650 // located at the given point.
 651 IPC_MESSAGE_ROUTED2(ViewMsg_MediaPlayerActionAt,
 652                     gfx::Point, /* location */
 653                     blink::WebMediaPlayerAction)
 654
 655 // Tells the renderer to perform the given action on the plugin located at
 656 // the given point.
 657 IPC_MESSAGE_ROUTED2(ViewMsg_PluginActionAt,
 658                     gfx::Point, /* location */
 659                     blink::WebPluginAction)
 660
 661 // Posts a message from a frame in another process to the current renderer.
 662 IPC_MESSAGE_ROUTED1(ViewMsg_PostMessageEvent,
 663                     ViewMsg_PostMessage_Params)
 664
 665 // Requests that the RenderView's main frame sets its opener to null.
 666 IPC_MESSAGE_ROUTED0(ViewMsg_DisownOpener)
 667
 668 // Change the zoom level for the current main frame.  If the level actually
 669 // changes, a ViewHostMsg_DidZoomURL message will be sent back to the browser
 670 // telling it what url got zoomed and what its current zoom level is.
 671 IPC_MESSAGE_ROUTED1(ViewMsg_Zoom,
 672                     content::PageZoom /* function */)
 673
 674 // Set the zoom level for a particular url that the renderer is in the
 675 // process of loading.  This will be stored, to be used if the load commits
 676 // and ignored otherwise.
 677 IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForLoadingURL,
 678                     GURL /* url */,
 679                     double /* zoom_level */)
 680
 681 // Set the zoom level for a particular url, so all render views
 682 // displaying this url can update their zoom levels to match.
 683 // If scheme is empty, then only host is used for matching.
 684 IPC_MESSAGE_CONTROL3(ViewMsg_SetZoomLevelForCurrentURL,
 685                      std::string /* scheme */,
 686                      std::string /* host */,
 687                      double /* zoom_level */)
 688
 689 // Change encoding of page in the renderer.
 690 IPC_MESSAGE_ROUTED1(ViewMsg_SetPageEncoding,
 691                     std::string /*new encoding name*/)
 692
 693 // Reset encoding of page in the renderer back to default.
 694 IPC_MESSAGE_ROUTED0(ViewMsg_ResetPageEncodingToDefault)
 695
 696 // Used to tell a render view whether it should expose various bindings
 697 // that allow JS content extended privileges.  See BindingsPolicy for valid
 698 // flag values.
 699 IPC_MESSAGE_ROUTED1(ViewMsg_AllowBindings,
 700                     int /* enabled_bindings_flags */)
 701
 702 // Tell the renderer to add a property to the WebUI binding object.  This
 703 // only works if we allowed WebUI bindings.
 704 IPC_MESSAGE_ROUTED2(ViewMsg_SetWebUIProperty,
 705                     std::string /* property_name */,
 706                     std::string /* property_value_json */)
 707
 708 // This message starts/stop monitoring the input method status of the focused
 709 // edit control of a renderer process.
 710 // Parameters
 711 // * is_active (bool)
 712 //   Indicates if an input method is active in the browser process.
 713 //   The possible actions when a renderer process receives this message are
 714 //   listed below:
 715 //     Value Action
 716 //     true  Start sending IPC message ViewHostMsg_ImeUpdateTextInputState
 717 //           to notify the input method status of the focused edit control.
 718 //     false Stop sending IPC message ViewHostMsg_ImeUpdateTextInputState.
 719 IPC_MESSAGE_ROUTED1(ViewMsg_SetInputMethodActive,
 720                     bool /* is_active */)
 721
 722 // IME API oncandidatewindow* events for InputMethodContext.
 723 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowShown)
 724 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowUpdated)
 725 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowHidden)
 726
 727 // This message sends a string being composed with an input method.
 728 IPC_MESSAGE_ROUTED4(
 729     ViewMsg_ImeSetComposition,
 730     base::string16, /* text */
 731     std::vector<blink::WebCompositionUnderline>, /* underlines */
 732     int, /* selectiont_start */
 733     int /* selection_end */)
 734
 735 // This message confirms an ongoing composition.
 736 IPC_MESSAGE_ROUTED3(ViewMsg_ImeConfirmComposition,
 737                     base::string16 /* text */,
 738                     gfx::Range /* replacement_range */,
 739                     bool /* keep_selection */)
 740
 741 // Used to notify the render-view that we have received a target URL. Used
 742 // to prevent target URLs spamming the browser.
 743 IPC_MESSAGE_ROUTED0(ViewMsg_UpdateTargetURL_ACK)
 744
 745 IPC_MESSAGE_ROUTED1(ViewMsg_RunFileChooserResponse,
 746                     std::vector<ui::SelectedFileInfo>)
 747
 748 // Provides the results of directory enumeration.
 749 IPC_MESSAGE_ROUTED2(ViewMsg_EnumerateDirectoryResponse,
 750                     int /* request_id */,
 751                     std::vector<base::FilePath> /* files_in_directory */)
 752
 753 // When a renderer sends a ViewHostMsg_Focus to the browser process,
 754 // the browser has the option of sending a ViewMsg_CantFocus back to
 755 // the renderer.
 756 IPC_MESSAGE_ROUTED0(ViewMsg_CantFocus)
 757
 758 // Tells the renderer to suppress any further modal dialogs until it receives a
 759 // corresponding ViewMsg_SwapOut message.  This ensures that no
 760 // PageGroupLoadDeferrer is on the stack for SwapOut.
 761 IPC_MESSAGE_ROUTED0(ViewMsg_SuppressDialogsUntilSwapOut)
 762
 763 // Instructs the renderer to close the current page, including running the
 764 // onunload event handler.
 765 //
 766 // Expects a ClosePage_ACK message when finished.
 767 IPC_MESSAGE_ROUTED0(ViewMsg_ClosePage)
 768
 769 // Notifies the renderer about ui theme changes
 770 IPC_MESSAGE_ROUTED0(ViewMsg_ThemeChanged)
 771
 772 // Notifies the renderer that a paint is to be generated for the rectangle
 773 // passed in.
 774 IPC_MESSAGE_ROUTED1(ViewMsg_Repaint,
 775                     gfx::Size /* The view size to be repainted */)
 776
 777 // Notification that a move or resize renderer's containing window has
 778 // started.
 779 IPC_MESSAGE_ROUTED0(ViewMsg_MoveOrResizeStarted)
 780
 781 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateScreenRects,
 782                     gfx::Rect /* view_screen_rect */,
 783                     gfx::Rect /* window_screen_rect */)
 784
 785 // Reply to ViewHostMsg_RequestMove, ViewHostMsg_ShowView, and
 786 // ViewHostMsg_ShowWidget to inform the renderer that the browser has
 787 // processed the move.  The browser may have ignored the move, but it finished
 788 // processing.  This is used because the renderer keeps a temporary cache of
 789 // the widget position while these asynchronous operations are in progress.
 790 IPC_MESSAGE_ROUTED0(ViewMsg_Move_ACK)
 791
 792 // Used to instruct the RenderView to send back updates to the preferred size.
 793 IPC_MESSAGE_ROUTED0(ViewMsg_EnablePreferredSizeChangedMode)
 794
 795 // Used to instruct the RenderView to automatically resize and send back
 796 // updates for the new size.
 797 IPC_MESSAGE_ROUTED2(ViewMsg_EnableAutoResize,
 798                     gfx::Size /* min_size */,
 799                     gfx::Size /* max_size */)
 800
 801 // Used to instruct the RenderView to disalbe automatically resize.
 802 IPC_MESSAGE_ROUTED1(ViewMsg_DisableAutoResize,
 803                     gfx::Size /* new_size */)
 804
 805 // Changes the text direction of the currently selected input field (if any).
 806 IPC_MESSAGE_ROUTED1(ViewMsg_SetTextDirection,
 807                     blink::WebTextDirection /* direction */)
 808
 809 // Tells the renderer to clear the focused element (if any).
 810 IPC_MESSAGE_ROUTED0(ViewMsg_ClearFocusedElement)
 811
 812 // Make the RenderView background transparent or opaque.
 813 IPC_MESSAGE_ROUTED1(ViewMsg_SetBackgroundOpaque, bool /* opaque */)
 814
 815 // Used to tell the renderer not to add scrollbars with height and
 816 // width below a threshold.
 817 IPC_MESSAGE_ROUTED1(ViewMsg_DisableScrollbarsForSmallWindows,
 818                     gfx::Size /* disable_scrollbar_size_limit */)
 819
 820 // Activate/deactivate the RenderView (i.e., set its controls' tint
 821 // accordingly, etc.).
 822 IPC_MESSAGE_ROUTED1(ViewMsg_SetActive,
 823                     bool /* active */)
 824
 825 // Response message to ViewHostMsg_CreateWorker.
 826 // Sent when the worker has started.
 827 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerCreated)
 828
 829 // Sent when the worker failed to load the worker script.
 830 // In normal cases, this message is sent after ViewMsg_WorkerCreated is sent.
 831 // But if the shared worker of the same URL already exists and it has failed
 832 // to load the script, when the renderer send ViewHostMsg_CreateWorker before
 833 // the shared worker is killed only ViewMsg_WorkerScriptLoadFailed is sent.
 834 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerScriptLoadFailed)
 835
 836 // Sent when the worker has connected.
 837 // This message is sent only if the worker successfully loaded the script.
 838 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerConnected)
 839
 840 // Tells the renderer that the network state has changed so that
 841 // navigator.onLine and navigator.connection can be updated.
 842 IPC_MESSAGE_CONTROL2(ViewMsg_NetworkStateChanged,
 843                      bool /* is_online */,
 844                      net::NetworkChangeNotifier::ConnectionType /* type */)
 845
 846 // Reply to ViewHostMsg_OpenChannelToPpapiBroker
 847 // Tells the renderer that the channel to the broker has been created.
 848 IPC_MESSAGE_ROUTED2(ViewMsg_PpapiBrokerChannelCreated,
 849                     base::ProcessId /* broker_pid */,
 850                     IPC::ChannelHandle /* handle */)
 851
 852 // Reply to ViewHostMsg_RequestPpapiBrokerPermission.
 853 // Tells the renderer whether permission to access to PPAPI broker was granted
 854 // or not.
 855 IPC_MESSAGE_ROUTED1(ViewMsg_PpapiBrokerPermissionResult,
 856                     bool /* result */)
 857
 858 // Tells the renderer to empty its plugin list cache, optional reloading
 859 // pages containing plugins.
 860 IPC_MESSAGE_CONTROL1(ViewMsg_PurgePluginListCache,
 861                      bool /* reload_pages */)
 862
 863 // Used to instruct the RenderView to go into "view source" mode.
 864 IPC_MESSAGE_ROUTED0(ViewMsg_EnableViewSourceMode)
 865
 866 // Instructs the renderer to save the current page to MHTML.
 867 IPC_MESSAGE_ROUTED2(ViewMsg_SavePageAsMHTML,
 868                     int /* job_id */,
 869                     IPC::PlatformFileForTransit /* file handle */)
 870
 871 // Temporary message to diagnose an unexpected condition in WebContentsImpl.
 872 IPC_MESSAGE_CONTROL1(ViewMsg_TempCrashWithData,
 873                      GURL /* data */)
 874
 875 // Change the accessibility mode in the renderer process.
 876 IPC_MESSAGE_ROUTED1(ViewMsg_SetAccessibilityMode,
 877                     AccessibilityMode)
 878
 879 // An acknowledge to ViewHostMsg_MultipleTargetsTouched to notify the renderer
 880 // process to release the magnified image.
 881 IPC_MESSAGE_ROUTED1(ViewMsg_ReleaseDisambiguationPopupBitmap,
 882                     cc::SharedBitmapId /* id */)
 883
 884 // Notifies the renderer that a snapshot has been retrieved.
 885 IPC_MESSAGE_ROUTED3(ViewMsg_WindowSnapshotCompleted,
 886                     int /* snapshot_id */,
 887                     gfx::Size /* size */,
 888                     std::vector<unsigned char> /* png */)
 889
 890 #if defined(OS_MACOSX)
 891 IPC_ENUM_TRAITS_MAX_VALUE(blink::ScrollerStyle, blink::ScrollerStyleOverlay);
 892
 893 // Notification of a change in scrollbar appearance and/or behavior.
 894 IPC_MESSAGE_CONTROL5(ViewMsg_UpdateScrollbarTheme,
 895                      float /* initial_button_delay */,
 896                      float /* autoscroll_button_delay */,
 897                      bool /* jump_on_track_click */,
 898                      blink::ScrollerStyle /* preferred_scroller_style */,
 899                      bool /* redraw */)
 900 #endif
 901
 902 #if defined(OS_ANDROID)
 903 // Tells the renderer to suspend/resume the webkit timers.
 904 IPC_MESSAGE_CONTROL1(ViewMsg_SetWebKitSharedTimersSuspended,
 905                      bool /* suspend */)
 906
 907 // Sent when the browser wants the bounding boxes of the current find matches.
 908 //
 909 // If match rects are already cached on the browser side, |current_version|
 910 // should be the version number from the ViewHostMsg_FindMatchRects_Reply
 911 // they came in, so the renderer can tell if it needs to send updated rects.
 912 // Otherwise just pass -1 to always receive the list of rects.
 913 //
 914 // There must be an active search string (it is probably most useful to call
 915 // this immediately after a ViewHostMsg_Find_Reply message arrives with
 916 // final_update set to true).
 917 IPC_MESSAGE_ROUTED1(ViewMsg_FindMatchRects,
 918                     int /* current_version */)
 919
 920 // External popup menus.
 921 IPC_MESSAGE_ROUTED2(ViewMsg_SelectPopupMenuItems,
 922                     bool /* user canceled the popup */,
 923                     std::vector<int> /* selected indices */)
 924
 925 // Notifies the renderer whether hiding/showing the top controls is enabled
 926 // and whether or not to animate to the proper state.
 927 IPC_MESSAGE_ROUTED3(ViewMsg_UpdateTopControlsState,
 928                     bool /* enable_hiding */,
 929                     bool /* enable_showing */,
 930                     bool /* animate */)
 931
 932 IPC_MESSAGE_ROUTED0(ViewMsg_ShowImeIfNeeded)
 933
 934 // Sent by the browser when the renderer should generate a new frame.
 935 IPC_MESSAGE_ROUTED1(ViewMsg_BeginFrame,
 936                     cc::BeginFrameArgs /* args */)
 937
 938 // Sent by the browser when an IME update that requires acknowledgement has been
 939 // processed on the browser side.
 940 IPC_MESSAGE_ROUTED0(ViewMsg_ImeEventAck)
 941
 942 // Extracts the data at the given rect, returning it through the
 943 // ViewHostMsg_SmartClipDataExtracted IPC.
 944 IPC_MESSAGE_ROUTED1(ViewMsg_ExtractSmartClipData,
 945                     gfx::Rect /* rect */)
 946
 947 #elif defined(OS_MACOSX)
 948 // Let the RenderView know its window has changed visibility.
 949 IPC_MESSAGE_ROUTED1(ViewMsg_SetWindowVisibility,
 950                     bool /* visibile */)
 951
 952 // Let the RenderView know its window's frame has changed.
 953 IPC_MESSAGE_ROUTED2(ViewMsg_WindowFrameChanged,
 954                     gfx::Rect /* window frame */,
 955                     gfx::Rect /* content view frame */)
 956
 957 // Message sent from the browser to the renderer when the user starts or stops
 958 // resizing the view.
 959 IPC_MESSAGE_ROUTED1(ViewMsg_SetInLiveResize,
 960                     bool /* enable */)
 961
 962 // Tell the renderer that plugin IME has completed.
 963 IPC_MESSAGE_ROUTED2(ViewMsg_PluginImeCompositionCompleted,
 964                     base::string16 /* text */,
 965                     int /* plugin_id */)
 966
 967 // External popup menus.
 968 IPC_MESSAGE_ROUTED1(ViewMsg_SelectPopupMenuItem,
 969                     int /* selected index, -1 means no selection */)
 970 #endif
 971
 972 // Sent by the browser as a reply to ViewHostMsg_SwapCompositorFrame.
 973 IPC_MESSAGE_ROUTED2(ViewMsg_SwapCompositorFrameAck,
 974                     uint32 /* output_surface_id */,
 975                     cc::CompositorFrameAck /* ack */)
 976
 977 // Sent by browser to tell renderer compositor that some resources that were
 978 // given to the browser in a swap are not being used anymore.
 979 IPC_MESSAGE_ROUTED2(ViewMsg_ReclaimCompositorResources,
 980                     uint32 /* output_surface_id */,
 981                     cc::CompositorFrameAck /* ack */)
 982
 983 IPC_MESSAGE_ROUTED0(ViewMsg_SelectWordAroundCaret)
 984
 985 // -----------------------------------------------------------------------------
 986 // Messages sent from the renderer to the browser.
 987
 988 // Sent by the renderer when it is creating a new window.  The browser creates
 989 // a tab for it and responds with a ViewMsg_CreatingNew_ACK.  If route_id is
 990 // MSG_ROUTING_NONE, the view couldn't be created.
 991 IPC_SYNC_MESSAGE_CONTROL1_4(ViewHostMsg_CreateWindow,
 992                             ViewHostMsg_CreateWindow_Params,
 993                             int /* route_id */,
 994                             int /* main_frame_route_id */,
 995                             int32 /* surface_id */,
 996                             int64 /* cloned_session_storage_namespace_id */)
 997
 998 // Similar to ViewHostMsg_CreateWindow, except used for sub-widgets, like
 999 // <select> dropdowns.  This message is sent to the WebContentsImpl that
1000 // contains the widget being created.
1001 IPC_SYNC_MESSAGE_CONTROL2_2(ViewHostMsg_CreateWidget,
1002                             int /* opener_id */,
1003                             blink::WebPopupType /* popup type */,
1004                             int /* route_id */,
1005                             int32 /* surface_id */)
1006
1007 // Similar to ViewHostMsg_CreateWidget except the widget is a full screen
1008 // window.
1009 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_CreateFullscreenWidget,
1010                             int /* opener_id */,
1011                             int /* route_id */,
1012                             int32 /* surface_id */)
1013
1014 // Asks the browser for a unique routing ID.
1015 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GenerateRoutingID,
1016                             int /* routing_id */)
1017
1018 // Asks the browser for the default audio hardware configuration.
1019 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetAudioHardwareConfig,
1020                             media::AudioParameters /* input parameters */,
1021                             media::AudioParameters /* output parameters */)
1022
1023 // Asks the browser for CPU usage of the renderer process in percents.
1024 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GetCPUUsage,
1025                             int /* CPU usage in percents */)
1026
1027 // Asks the browser for the renderer process memory size stats.
1028 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetProcessMemorySizes,
1029                             size_t /* private_bytes */,
1030                             size_t /* shared_bytes */)
1031
1032 // These three messages are sent to the parent RenderViewHost to display the
1033 // page/widget that was created by
1034 // CreateWindow/CreateWidget/CreateFullscreenWidget. routing_id
1035 // refers to the id that was returned from the Create message above.
1036 // The initial_position parameter is a rectangle in screen coordinates.
1037 //
1038 // FUTURE: there will probably be flags here to control if the result is
1039 // in a new window.
1040 IPC_MESSAGE_ROUTED4(ViewHostMsg_ShowView,
1041                     int /* route_id */,
1042                     WindowOpenDisposition /* disposition */,
1043                     gfx::Rect /* initial_pos */,
1044                     bool /* opened_by_user_gesture */)
1045
1046 IPC_MESSAGE_ROUTED2(ViewHostMsg_ShowWidget,
1047                     int /* route_id */,
1048                     gfx::Rect /* initial_pos */)
1049
1050 // Message to show a full screen widget.
1051 IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowFullscreenWidget,
1052                     int /* route_id */)
1053
1054 // This message is sent after ViewHostMsg_ShowView to cause the RenderView
1055 // to run in a modal fashion until it is closed.
1056 IPC_SYNC_MESSAGE_ROUTED1_0(ViewHostMsg_RunModal,
1057                            int /* opener_id */)
1058
1059 // Indicates the renderer is ready in response to a ViewMsg_New or
1060 // a ViewMsg_CreatingNew_ACK.
1061 IPC_MESSAGE_ROUTED0(ViewHostMsg_RenderViewReady)
1062
1063 // Indicates the renderer process is gone.  This actually is sent by the
1064 // browser process to itself, but keeps the interface cleaner.
1065 IPC_MESSAGE_ROUTED2(ViewHostMsg_RenderProcessGone,
1066                     int, /* this really is base::TerminationStatus */
1067                     int /* exit_code */)
1068
1069 // Sent by the renderer process to request that the browser close the view.
1070 // This corresponds to the window.close() API, and the browser may ignore
1071 // this message.  Otherwise, the browser will generates a ViewMsg_Close
1072 // message to close the view.
1073 IPC_MESSAGE_ROUTED0(ViewHostMsg_Close)
1074
1075 // Send in response to a ViewMsg_UpdateScreenRects so that the renderer can
1076 // throttle these messages.
1077 IPC_MESSAGE_ROUTED0(ViewHostMsg_UpdateScreenRects_ACK)
1078
1079 // Sent by the renderer process to request that the browser move the view.
1080 // This corresponds to the window.resizeTo() and window.moveTo() APIs, and
1081 // the browser may ignore this message.
1082 IPC_MESSAGE_ROUTED1(ViewHostMsg_RequestMove,
1083                     gfx::Rect /* position */)
1084
1085 #if defined(OS_MACOSX) || defined(OS_ANDROID)
1086 // Message to show/hide a popup menu using native controls.
1087 IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowPopup,
1088                     ViewHostMsg_ShowPopup_Params)
1089 IPC_MESSAGE_ROUTED0(ViewHostMsg_HidePopup)
1090 #endif
1091
1092 // Result of string search in the page.
1093 // Response to ViewMsg_Find with the results of the requested find-in-page
1094 // search, the number of matches found and the selection rect (in screen
1095 // coordinates) for the string found. If |final_update| is false, it signals
1096 // that this is not the last Find_Reply message - more will be sent as the
1097 // scoping effort continues.
1098 IPC_MESSAGE_ROUTED5(ViewHostMsg_Find_Reply,
1099                     int /* request_id */,
1100                     int /* number of matches */,
1101                     gfx::Rect /* selection_rect */,
1102                     int /* active_match_ordinal */,
1103                     bool /* final_update */)
1104
1105 // Indicates that the render view has been closed in respose to a
1106 // Close message.
1107 IPC_MESSAGE_CONTROL1(ViewHostMsg_Close_ACK,
1108                      int /* old_route_id */);
1109
1110 // Indicates that the current page has been closed, after a ClosePage
1111 // message.
1112 IPC_MESSAGE_ROUTED0(ViewHostMsg_ClosePage_ACK)
1113
1114 // Notifies the browser that we have session history information.
1115 // page_id: unique ID that allows us to distinguish between history entries.
1116 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateState,
1117                     int32 /* page_id */,
1118                     content::PageState /* state */)
1119
1120 // Notifies the browser that we want to show a destination url for a potential
1121 // action (e.g. when the user is hovering over a link).
1122 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateTargetURL,
1123                     int32,
1124                     GURL)
1125
1126 // Sent when the document element is available for the top-level frame.  This
1127 // happens after the page starts loading, but before all resources are
1128 // finished.
1129 IPC_MESSAGE_ROUTED1(ViewHostMsg_DocumentAvailableInMainFrame,
1130                     bool /* uses_temporary_zoom_level */)
1131
1132 // Sent when the renderer loads a resource from its memory cache.
1133 // The security info is non empty if the resource was originally loaded over
1134 // a secure connection.
1135 // Note: May only be sent once per URL per frame per committed load.
1136 IPC_MESSAGE_ROUTED5(ViewHostMsg_DidLoadResourceFromMemoryCache,
1137                     GURL /* url */,
1138                     std::string  /* security info */,
1139                     std::string  /* http method */,
1140                     std::string  /* mime type */,
1141                     ResourceType::Type /* resource type */)
1142
1143 // Sent when the renderer displays insecure content in a secure page.
1144 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidDisplayInsecureContent)
1145
1146 // Sent when the renderer runs insecure content in a secure origin.
1147 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidRunInsecureContent,
1148                     std::string  /* security_origin */,
1149                     GURL         /* target URL */)
1150
1151 // Sent to update part of the view.  In response to this message, the host
1152 // generates a ViewMsg_UpdateRect_ACK message.
1153 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateRect,
1154                     ViewHostMsg_UpdateRect_Params)
1155
1156 IPC_MESSAGE_ROUTED0(ViewHostMsg_Focus)
1157 IPC_MESSAGE_ROUTED0(ViewHostMsg_Blur)
1158
1159 // Message sent from renderer to the browser when focus changes inside the
1160 // webpage. The parameter says whether the newly focused element needs
1161 // keyboard input (true for textfields, text areas and content editable divs).
1162 IPC_MESSAGE_ROUTED1(ViewHostMsg_FocusedNodeChanged,
1163     bool /* is_editable_node */)
1164
1165 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetCursor, content::WebCursor)
1166
1167 // Message sent from renderer requesting touch emulation using mouse.
1168 // Shift-scrolling should be converted to pinch, if |allow_pinch| is true.
1169 IPC_MESSAGE_ROUTED2(ViewHostMsg_SetTouchEventEmulationEnabled,
1170                     bool /* enabled */,
1171                     bool /* allow_pinch */)
1172
1173 // Used to set a cookie. The cookie is set asynchronously, but will be
1174 // available to a subsequent ViewHostMsg_GetCookies request.
1175 IPC_MESSAGE_CONTROL4(ViewHostMsg_SetCookie,
1176                      int /* render_frame_id */,
1177                      GURL /* url */,
1178                      GURL /* first_party_for_cookies */,
1179                      std::string /* cookie */)
1180
1181 // Used to get cookies for the given URL. This may block waiting for a
1182 // previous SetCookie message to be processed.
1183 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_GetCookies,
1184                             int /* render_frame_id */,
1185                             GURL /* url */,
1186                             GURL /* first_party_for_cookies */,
1187                             std::string /* cookies */)
1188
1189 // Used to get raw cookie information for the given URL. This may block
1190 // waiting for a previous SetCookie message to be processed.
1191 IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_GetRawCookies,
1192                             GURL /* url */,
1193                             GURL /* first_party_for_cookies */,
1194                             std::vector<content::CookieData>
1195                                 /* raw_cookies */)
1196
1197 // Used to delete cookie for the given URL and name
1198 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_DeleteCookie,
1199                             GURL /* url */,
1200                             std::string /* cookie_name */)
1201
1202 // Used to check if cookies are enabled for the given URL. This may block
1203 // waiting for a previous SetCookie message to be processed.
1204 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_CookiesEnabled,
1205                             int /* render_frame_id */,
1206                             GURL /* url */,
1207                             GURL /* first_party_for_cookies */,
1208                             bool /* cookies_enabled */)
1209
1210 // Used to get the list of plugins
1211 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetPlugins,
1212     bool /* refresh*/,
1213     std::vector<content::WebPluginInfo> /* plugins */)
1214
1215 #if defined(OS_WIN)
1216 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowCreated,
1217                     gfx::NativeViewId /* dummy_activation_window */)
1218
1219 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowDestroyed,
1220                     gfx::NativeViewId /* dummy_activation_window */)
1221
1222 // Asks the browser for the user's monitor profile.
1223 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GetMonitorColorProfile,
1224                             std::vector<char> /* profile */)
1225 #endif
1226
1227 // Get the list of proxies to use for |url|, as a semicolon delimited list
1228 // of "<TYPE> <HOST>:<PORT>" | "DIRECT".
1229 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_ResolveProxy,
1230                             GURL /* url */,
1231                             bool /* result */,
1232                             std::string /* proxy list */)
1233
1234 // A renderer sends this to the browser process when it wants to create a
1235 // worker.  The browser will create the worker process if necessary, and
1236 // will return the route id on success.  On error returns MSG_ROUTING_NONE.
1237 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_CreateWorker,
1238                             ViewHostMsg_CreateWorker_Params,
1239                             int /* route_id */)
1240
1241 // A renderer sends this to the browser process when a document has been
1242 // detached. The browser will use this to constrain the lifecycle of worker
1243 // processes (SharedWorkers are shut down when their last associated document
1244 // is detached).
1245 IPC_MESSAGE_CONTROL1(ViewHostMsg_DocumentDetached,
1246                      uint64 /* document_id */)
1247
1248 // Wraps an IPC message that's destined to the worker on the renderer->browser
1249 // hop.
1250 IPC_MESSAGE_CONTROL1(ViewHostMsg_ForwardToWorker,
1251                      IPC::Message /* message */)
1252
1253 // Tells the browser that a specific Appcache manifest in the current page
1254 // was accessed.
1255 IPC_MESSAGE_ROUTED2(ViewHostMsg_AppCacheAccessed,
1256                     GURL /* manifest url */,
1257                     bool /* blocked by policy */)
1258
1259 // Initiates a download based on user actions like 'ALT+click'.
1260 IPC_MESSAGE_CONTROL5(ViewHostMsg_DownloadUrl,
1261                      int /* render_view_id */,
1262                      GURL /* url */,
1263                      content::Referrer /* referrer */,
1264                      base::string16 /* suggested_name */,
1265                      bool /* use prompt for save location */)
1266
1267 // Used to go to the session history entry at the given offset (ie, -1 will
1268 // return the "back" item).
1269 IPC_MESSAGE_ROUTED1(ViewHostMsg_GoToEntryAtOffset,
1270                     int /* offset (from current) of history item to get */)
1271
1272 // Sent from an inactive renderer for the browser to route to the active
1273 // renderer, instructing it to close.
1274 IPC_MESSAGE_ROUTED0(ViewHostMsg_RouteCloseEvent)
1275
1276 // Sent to the browser from an inactive renderer to post a message to the
1277 // active renderer.
1278 IPC_MESSAGE_ROUTED1(ViewHostMsg_RouteMessageEvent,
1279                     ViewMsg_PostMessage_Params)
1280
1281 // Notifies that the preferred size of the content changed.
1282 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidContentsPreferredSizeChange,
1283                     gfx::Size /* pref_size */)
1284
1285 // Notifies that the scroll offset changed.
1286 // This is different from ViewHostMsg_UpdateRect in that ViewHostMsg_UpdateRect
1287 // is not sent at all when threaded compositing is enabled while
1288 // ViewHostMsg_DidChangeScrollOffset works properly in this case.
1289 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidChangeScrollOffset)
1290
1291 // Notifies that the pinned-to-side state of the content changed.
1292 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidChangeScrollOffsetPinningForMainFrame,
1293                     bool /* pinned_to_left */,
1294                     bool /* pinned_to_right */)
1295
1296 // Notifies whether there are JavaScript touch event handlers or not.
1297 IPC_MESSAGE_ROUTED1(ViewHostMsg_HasTouchEventHandlers,
1298                     bool /* has_handlers */)
1299
1300 // A message from HTML-based UI.  When (trusted) Javascript calls
1301 // send(message, args), this message is sent to the browser.
1302 IPC_MESSAGE_ROUTED3(ViewHostMsg_WebUISend,
1303                     GURL /* source_url */,
1304                     std::string  /* message */,
1305                     base::ListValue /* args */)
1306
1307 // A renderer sends this to the browser process when it wants to create a ppapi
1308 // plugin.  The browser will create the plugin process if necessary, and will
1309 // return a handle to the channel on success.
1310 //
1311 // The plugin_child_id is the ChildProcessHost ID assigned in the browser
1312 // process. This ID is valid only in the context of the browser process and is
1313 // used to identify the proper process when the renderer notifies it that the
1314 // plugin is hung.
1315 //
1316 // On error an empty string and null handles are returned.
1317 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_OpenChannelToPepperPlugin,
1318                             base::FilePath /* path */,
1319                             IPC::ChannelHandle /* handle to channel */,
1320                             base::ProcessId /* plugin_pid */,
1321                             int /* plugin_child_id */)
1322
1323 // Notification that a plugin has created a new plugin instance. The parameters
1324 // indicate:
1325 // -The plugin process ID that we're creating the instance for.
1326 // -The instance ID of the instance being created.
1327 // -A PepperRendererInstanceData struct which contains properties from the
1328 // renderer which are associated with the plugin instance. This includes the
1329 // routing ID of the associated render view and the URL of plugin.
1330 // -Whether the plugin we're creating an instance for is external or internal.
1331 //
1332 // This message must be sync even though it returns no parameters to avoid
1333 // a race condition with the plugin process. The plugin process sends messages
1334 // to the browser that assume the browser knows about the instance. We need to
1335 // make sure that the browser actually knows about the instance before we tell
1336 // the plugin to run.
1337 IPC_SYNC_MESSAGE_CONTROL4_0(
1338     ViewHostMsg_DidCreateOutOfProcessPepperInstance,
1339     int /* plugin_child_id */,
1340     int32 /* pp_instance */,
1341     content::PepperRendererInstanceData /* creation_data */,
1342     bool /* is_external */)
1343
1344 // Notification that a plugin has destroyed an instance. This is the opposite of
1345 // the "DidCreate" message above.
1346 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidDeleteOutOfProcessPepperInstance,
1347                      int /* plugin_child_id */,
1348                      int32 /* pp_instance */,
1349                      bool /* is_external */)
1350
1351 // Message from the renderer to the browser indicating the in-process instance
1352 // has been created.
1353 IPC_MESSAGE_CONTROL2(ViewHostMsg_DidCreateInProcessInstance,
1354                      int32 /* instance */,
1355                      content::PepperRendererInstanceData /* instance_data */)
1356
1357 // Message from the renderer to the browser indicating the in-process instance
1358 // has been destroyed.
1359 IPC_MESSAGE_CONTROL1(ViewHostMsg_DidDeleteInProcessInstance,
1360                      int32 /* instance */)
1361
1362 // A renderer sends this to the browser process when it wants to
1363 // create a ppapi broker.  The browser will create the broker process
1364 // if necessary, and will return a handle to the channel on success.
1365 // On error an empty string is returned.
1366 // The browser will respond with ViewMsg_PpapiBrokerChannelCreated.
1367 IPC_MESSAGE_CONTROL2(ViewHostMsg_OpenChannelToPpapiBroker,
1368                      int /* routing_id */,
1369                      base::FilePath /* path */)
1370
1371 // A renderer sends this to the browser process when it wants to access a PPAPI
1372 // broker. In contrast to ViewHostMsg_OpenChannelToPpapiBroker, this is called
1373 // for every connection.
1374 // The browser will respond with ViewMsg_PpapiBrokerPermissionResult.
1375 IPC_MESSAGE_ROUTED3(ViewHostMsg_RequestPpapiBrokerPermission,
1376                     int /* routing_id */,
1377                     GURL /* document_url */,
1378                     base::FilePath /* plugin_path */)
1379
1380 // Send the tooltip text for the current mouse position to the browser.
1381 IPC_MESSAGE_ROUTED2(ViewHostMsg_SetTooltipText,
1382                     base::string16 /* tooltip text string */,
1383                     blink::WebTextDirection /* text direction hint */)
1384
1385 IPC_MESSAGE_ROUTED0(ViewHostMsg_SelectRange_ACK)
1386 IPC_MESSAGE_ROUTED0(ViewHostMsg_MoveCaret_ACK)
1387
1388 // Notification that the text selection has changed.
1389 // Note: The secound parameter is the character based offset of the
1390 // base::string16
1391 // text in the document.
1392 IPC_MESSAGE_ROUTED3(ViewHostMsg_SelectionChanged,
1393                     base::string16 /* text covers the selection range */,
1394                     size_t /* the offset of the text in the document */,
1395                     gfx::Range /* selection range in the document */)
1396
1397 // Notification that the selection bounds have changed.
1398 IPC_MESSAGE_ROUTED1(ViewHostMsg_SelectionBoundsChanged,
1399                     ViewHostMsg_SelectionBounds_Params)
1400
1401 // Asks the browser to display the file chooser.  The result is returned in a
1402 // ViewMsg_RunFileChooserResponse message.
1403 IPC_MESSAGE_ROUTED1(ViewHostMsg_RunFileChooser,
1404                     content::FileChooserParams)
1405
1406 // Asks the browser to enumerate a directory.  This is equivalent to running
1407 // the file chooser in directory-enumeration mode and having the user select
1408 // the given directory.  The result is returned in a
1409 // ViewMsg_EnumerateDirectoryResponse message.
1410 IPC_MESSAGE_ROUTED2(ViewHostMsg_EnumerateDirectory,
1411                     int /* request_id */,
1412                     base::FilePath /* file_path */)
1413
1414 // Tells the browser to move the focus to the next (previous if reverse is
1415 // true) focusable element.
1416 IPC_MESSAGE_ROUTED1(ViewHostMsg_TakeFocus,
1417                     bool /* reverse */)
1418
1419 // Required for opening a date/time dialog
1420 IPC_MESSAGE_ROUTED1(ViewHostMsg_OpenDateTimeDialog,
1421                     ViewHostMsg_DateTimeDialogValue_Params /* value */)
1422
1423 IPC_MESSAGE_ROUTED3(ViewHostMsg_TextInputTypeChanged,
1424                     ui::TextInputType /* TextInputType of the focused node */,
1425                     ui::TextInputMode /* TextInputMode of the focused node */,
1426                     bool /* can_compose_inline in the focused node */)
1427
1428 // Required for updating text input state.
1429 IPC_MESSAGE_ROUTED1(ViewHostMsg_TextInputStateChanged,
1430                     ViewHostMsg_TextInputState_Params /* input state params */)
1431
1432 // Required for cancelling an ongoing input method composition.
1433 IPC_MESSAGE_ROUTED0(ViewHostMsg_ImeCancelComposition)
1434
1435 // Sent when the renderer changes the zoom level for a particular url, so the
1436 // browser can update its records.  If the view is a plugin doc, then url is
1437 // used to update the zoom level for all pages in that site.  Otherwise, the
1438 // render view's id is used so that only the menu is updated.
1439 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidZoomURL,
1440                     double /* zoom_level */,
1441                     GURL /* url */)
1442
1443 // Updates the minimum/maximum allowed zoom percent for this tab from the
1444 // default values.  If |remember| is true, then the zoom setting is applied to
1445 // other pages in the site and is saved, otherwise it only applies to this
1446 // tab.
1447 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateZoomLimits,
1448                     int /* minimum_percent */,
1449                     int /* maximum_percent */)
1450
1451 // Notify the browser that this render process can or can't be suddenly
1452 // terminated.
1453 IPC_MESSAGE_CONTROL1(ViewHostMsg_SuddenTerminationChanged,
1454                      bool /* enabled */)
1455
1456 IPC_STRUCT_BEGIN(ViewHostMsg_CompositorSurfaceBuffersSwapped_Params)
1457   IPC_STRUCT_MEMBER(int32, surface_id)
1458   IPC_STRUCT_MEMBER(uint64, surface_handle)
1459   IPC_STRUCT_MEMBER(int32, route_id)
1460   IPC_STRUCT_MEMBER(gfx::Size, size)
1461   IPC_STRUCT_MEMBER(float, scale_factor)
1462   IPC_STRUCT_MEMBER(int32, gpu_process_host_id)
1463   IPC_STRUCT_MEMBER(std::vector<ui::LatencyInfo>, latency_info)
1464 IPC_STRUCT_END()
1465
1466 // This message is synthesized by GpuProcessHost to pass through a swap message
1467 // to the RenderWidgetHelper. This allows GetBackingStore to block for either a
1468 // software or GPU frame.
1469 IPC_MESSAGE_ROUTED1(
1470     ViewHostMsg_CompositorSurfaceBuffersSwapped,
1471     ViewHostMsg_CompositorSurfaceBuffersSwapped_Params /* params */)
1472
1473 IPC_MESSAGE_ROUTED2(ViewHostMsg_SwapCompositorFrame,
1474                     uint32 /* output_surface_id */,
1475                     cc::CompositorFrame /* frame */)
1476
1477 // Sent by the compositor when a flinging animation is stopped.
1478 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidStopFlinging)
1479
1480 //---------------------------------------------------------------------------
1481 // Request for cryptographic operation messages:
1482 // These are messages from the renderer to the browser to perform a
1483 // cryptographic operation.
1484
1485 // Asks the browser process to generate a keypair for grabbing a client
1486 // certificate from a CA (<keygen> tag), and returns the signed public
1487 // key and challenge string.
1488 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Keygen,
1489                             uint32 /* key size index */,
1490                             std::string /* challenge string */,
1491                             GURL /* URL of requestor */,
1492                             std::string /* signed public key and challenge */)
1493
1494 // Message sent from the renderer to the browser to request that the browser
1495 // cache |data| associated with |url|.
1496 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidGenerateCacheableMetadata,
1497                      GURL /* url */,
1498                      double /* expected_response_time */,
1499                      std::vector<char> /* data */)
1500
1501 // Register a new handler for URL requests with the given scheme.
1502 IPC_MESSAGE_ROUTED4(ViewHostMsg_RegisterProtocolHandler,
1503                     std::string /* scheme */,
1504                     GURL /* url */,
1505                     base::string16 /* title */,
1506                     bool /* user_gesture */)
1507
1508 // Stores new inspector setting in the profile.
1509 // TODO(jam): this should be in the chrome module
1510 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateInspectorSetting,
1511                     std::string,  /* key */
1512                     std::string /* value */)
1513
1514 // Puts the browser into "tab fullscreen" mode for the sending renderer.
1515 // See the comment in chrome/browser/ui/browser.h for more details.
1516 IPC_MESSAGE_ROUTED1(ViewHostMsg_ToggleFullscreen,
1517                     bool /* enter_fullscreen */)
1518
1519 // Send back a string to be recorded by UserMetrics.
1520 IPC_MESSAGE_CONTROL1(ViewHostMsg_UserMetricsRecordAction,
1521                      std::string /* action */)
1522
1523 // Notifies the browser that the page was or was not saved as MHTML.
1524 IPC_MESSAGE_CONTROL2(ViewHostMsg_SavedPageAsMHTML,
1525                      int /* job_id */,
1526                      int64 /* size of the MHTML file, -1 if error */)
1527
1528 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendCurrentPageAllSavableResourceLinks,
1529                     std::vector<GURL> /* all savable resource links */,
1530                     std::vector<content::Referrer> /* all referrers */,
1531                     std::vector<GURL> /* all frame links */)
1532
1533 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendSerializedHtmlData,
1534                     GURL /* frame's url */,
1535                     std::string /* data buffer */,
1536                     int32 /* complete status */)
1537
1538 // Notifies the browser of an event occurring in the media pipeline.
1539 IPC_MESSAGE_CONTROL1(ViewHostMsg_MediaLogEvents,
1540                      std::vector<media::MediaLogEvent> /* events */)
1541
1542 // Requests to lock the mouse. Will result in a ViewMsg_LockMouse_ACK message
1543 // being sent back.
1544 // |privileged| is used by Pepper Flash. If this flag is set to true, we won't
1545 // pop up a bubble to ask for user permission or take mouse lock content into
1546 // account.
1547 IPC_MESSAGE_ROUTED3(ViewHostMsg_LockMouse,
1548                     bool /* user_gesture */,
1549                     bool /* last_unlocked_by_target */,
1550                     bool /* privileged */)
1551
1552 // Requests to unlock the mouse. A ViewMsg_MouseLockLost message will be sent
1553 // whenever the mouse is unlocked (which may or may not be caused by
1554 // ViewHostMsg_UnlockMouse).
1555 IPC_MESSAGE_ROUTED0(ViewHostMsg_UnlockMouse)
1556
1557 // Notifies that multiple touch targets may have been pressed, and to show
1558 // the disambiguation popup.
1559 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowDisambiguationPopup,
1560                     gfx::Rect, /* Border of touched targets */
1561                     gfx::Size, /* Size of zoomed image */
1562                     cc::SharedBitmapId /* id */)
1563
1564 // Sent by the renderer process to check whether client 3D APIs
1565 // (Pepper 3D, WebGL) are explicitly blocked.
1566 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Are3DAPIsBlocked,
1567                             int /* render_view_id */,
1568                             GURL /* top_origin_url */,
1569                             content::ThreeDAPIType /* requester */,
1570                             bool /* blocked */)
1571
1572 // Sent by the renderer process to indicate that a context was lost by
1573 // client 3D content (Pepper 3D, WebGL) running on the page at the
1574 // given URL.
1575 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidLose3DContext,
1576                      GURL /* top_origin_url */,
1577                      content::ThreeDAPIType /* context_type */,
1578                      int /* arb_robustness_status_code */)
1579
1580 // Notifies the browser that document has parsed the body. This is used by the
1581 // ResourceScheduler as an indication that bandwidth contention won't block
1582 // first paint.
1583 IPC_MESSAGE_ROUTED0(ViewHostMsg_WillInsertBody)
1584
1585 // Notification that the urls for the favicon of a site has been determined.
1586 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateFaviconURL,
1587                     std::vector<content::FaviconURL> /* candidates */)
1588
1589 // Sent once a paint happens after the first non empty layout. In other words
1590 // after the page has painted something.
1591 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidFirstVisuallyNonEmptyPaint)
1592
1593 // Sent by the renderer to the browser to start a vibration with the given
1594 // duration.
1595 IPC_MESSAGE_CONTROL1(ViewHostMsg_Vibrate,
1596                      int64 /* milliseconds */)
1597
1598 // Sent by the renderer to the browser to cancel the currently running
1599 // vibration, if there is one.
1600 IPC_MESSAGE_CONTROL0(ViewHostMsg_CancelVibration)
1601
1602 // Message sent from renderer to the browser when the element that is focused
1603 // has been touched. A bool is passed in this message which indicates if the
1604 // node is editable.
1605 IPC_MESSAGE_ROUTED1(ViewHostMsg_FocusedNodeTouched,
1606                     bool /* editable */)
1607
1608 // Message sent from the renderer to the browser when an HTML form has failed
1609 // validation constraints.
1610 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowValidationMessage,
1611                     gfx::Rect /* anchor rectangle in root view coordinate */,
1612                     base::string16 /* validation message */,
1613                     base::string16 /* supplemental text */)
1614
1615 // Message sent from the renderer to the browser when a HTML form validation
1616 // message should be hidden from view.
1617 IPC_MESSAGE_ROUTED0(ViewHostMsg_HideValidationMessage)
1618
1619 // Message sent from the renderer to the browser when the suggested co-ordinates
1620 // of the anchor for a HTML form validation message have changed.
1621 IPC_MESSAGE_ROUTED1(ViewHostMsg_MoveValidationMessage,
1622                     gfx::Rect /* anchor rectangle in root view coordinate */)
1623
1624 #if defined(OS_ANDROID)
1625 // Response to ViewMsg_FindMatchRects.
1626 //
1627 // |version| will contain the current version number of the renderer's find
1628 // match list (incremented whenever they change), which should be passed in the
1629 // next call to ViewMsg_FindMatchRects.
1630 //
1631 // |rects| will either contain a list of the enclosing rects of all matches
1632 // found by the most recent Find operation, or will be empty if |version| is not
1633 // greater than the |current_version| passed to ViewMsg_FindMatchRects (hence
1634 // your locally cached rects should still be valid). The rect coords will be
1635 // custom normalized fractions of the document size. The rects will be sorted by
1636 // frame traversal order starting in the main frame, then by dom order.
1637 //
1638 // |active_rect| will contain the bounding box of the active find-in-page match
1639 // marker, in similarly normalized coords (or an empty rect if there isn't one).
1640 IPC_MESSAGE_ROUTED3(ViewHostMsg_FindMatchRects_Reply,
1641                     int /* version */,
1642                     std::vector<gfx::RectF> /* rects */,
1643                     gfx::RectF /* active_rect */)
1644
1645 // Start an android intent with the given URI.
1646 IPC_MESSAGE_ROUTED1(ViewHostMsg_StartContentIntent,
1647                     GURL /* content_url */)
1648
1649 // Message sent when the renderer changed the background color for the view.
1650 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidChangeBodyBackgroundColor,
1651                     uint32  /* bg_color */)
1652
1653 // This message runs the MediaCodec for decoding audio for webaudio.
1654 IPC_MESSAGE_CONTROL3(ViewHostMsg_RunWebAudioMediaCodec,
1655                      base::SharedMemoryHandle /* encoded_data_handle */,
1656                      base::FileDescriptor /* pcm_output */,
1657                      uint32_t /* data_size*/)
1658
1659 // Sent by renderer to request a ViewMsg_BeginFrame message for upcoming
1660 // display events. If |enabled| is true, the BeginFrame message will continue
1661 // to be be delivered until the notification is disabled.
1662 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetNeedsBeginFrame,
1663                     bool /* enabled */)
1664
1665 // Reply to the ViewMsg_ExtractSmartClipData message.
1666 // TODO(juhui24.lee@samsung.com): this should be changed to a vector of structs
1667 // instead of encoding the data as a string which is not allowed normally. Since
1668 // ths is only used in Android WebView, it's allowed temporarily.
1669 // http://crbug.com/330872
1670 IPC_MESSAGE_ROUTED1(ViewHostMsg_SmartClipDataExtracted, base::string16)
1671
1672 #elif defined(OS_MACOSX)
1673 // Request that the browser load a font into shared memory for us.
1674 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_LoadFont,
1675                            FontDescriptor /* font to load */,
1676                            uint32 /* buffer size */,
1677                            base::SharedMemoryHandle /* font data */,
1678                            uint32 /* font id */)
1679
1680 // Informs the browser that a plugin has gained or lost focus.
1681 IPC_MESSAGE_ROUTED2(ViewHostMsg_PluginFocusChanged,
1682                     bool, /* focused */
1683                     int /* plugin_id */)
1684
1685 // Instructs the browser to start plugin IME.
1686 IPC_MESSAGE_ROUTED0(ViewHostMsg_StartPluginIme)
1687
1688 // Notifies that the scrollbars-visible state of the content changed.
1689 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidChangeScrollbarsForMainFrame,
1690                     bool /* has_horizontal_scrollbar */,
1691                     bool /* has_vertical_scrollbar */)
1692
1693 #elif defined(OS_WIN)
1694 // Request that the given font characters be loaded by the browser so it's
1695 // cached by the OS. Please see RenderMessageFilter::OnPreCacheFontCharacters
1696 // for details.
1697 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_PreCacheFontCharacters,
1698                             LOGFONT /* font_data */,
1699                             base::string16 /* characters */)
1700 #endif
1701
1702 #if defined(OS_POSIX)
1703 // On POSIX, we cannot allocated shared memory from within the sandbox, so
1704 // this call exists for the renderer to ask the browser to allocate memory
1705 // on its behalf. We return a file descriptor to the POSIX shared memory.
1706 // If the |cache_in_browser| flag is |true|, then a copy of the shmem is kept
1707 // by the browser, and it is the caller's repsonsibility to send a
1708 // ViewHostMsg_FreeTransportDIB message in order to release the cached shmem.
1709 // In all cases, the caller is responsible for deleting the resulting
1710 // TransportDIB.
1711 IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_AllocTransportDIB,
1712                             uint32_t, /* bytes requested */
1713                             bool, /* cache in the browser */
1714                             TransportDIB::Handle /* DIB */)
1715
1716 // Since the browser keeps handles to the allocated transport DIBs, this
1717 // message is sent to tell the browser that it may release them when the
1718 // renderer is finished with them.
1719 IPC_MESSAGE_CONTROL1(ViewHostMsg_FreeTransportDIB,
1720                      TransportDIB::Id /* DIB id */)
1721 #endif
1722
1723 #if defined(OS_MACOSX) || defined(USE_AURA)
1724 // On Mac and Aura IME can request composition character bounds
1725 // synchronously (see crbug.com/120597). This IPC message sends the character
1726 // bounds after every composition change to always have correct bound info.
1727 IPC_MESSAGE_ROUTED2(ViewHostMsg_ImeCompositionRangeChanged,
1728                     gfx::Range /* composition range */,
1729                     std::vector<gfx::Rect> /* character bounds */)
1730 #endif
1731
1732 // Adding a new message? Stick to the sort order above: first platform
1733 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
1734 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.