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/frame_replication_state.h"
  19 #include "content/common/navigation_gesture.h"
  20 #include "content/common/view_message_enums.h"
  21 #include "content/common/webplugin_geometry.h"
  22 #include "content/public/common/common_param_traits.h"
  23 #include "content/public/common/favicon_url.h"
  24 #include "content/public/common/file_chooser_file_info.h"
  25 #include "content/public/common/file_chooser_params.h"
  26 #include "content/public/common/menu_item.h"
  27 #include "content/public/common/message_port_types.h"
  28 #include "content/public/common/page_state.h"
  29 #include "content/public/common/page_zoom.h"
  30 #include "content/public/common/referrer.h"
  31 #include "content/public/common/renderer_preferences.h"
  32 #include "content/public/common/stop_find_action.h"
  33 #include "content/public/common/three_d_api_types.h"
  34 #include "content/public/common/window_container_type.h"
  35 #include "ipc/ipc_channel_handle.h"
  36 #include "ipc/ipc_message_macros.h"
  37 #include "ipc/ipc_platform_file.h"
  38 #include "media/audio/audio_parameters.h"
  39 #include "media/base/channel_layout.h"
  40 #include "media/base/media_log_event.h"
  41 #include "net/base/network_change_notifier.h"
  42 #include "third_party/WebKit/public/platform/WebFloatPoint.h"
  43 #include "third_party/WebKit/public/platform/WebFloatRect.h"
  44 #include "third_party/WebKit/public/platform/WebScreenInfo.h"
  45 #include "third_party/WebKit/public/web/WebDeviceEmulationParams.h"
  46 #include "third_party/WebKit/public/web/WebFindOptions.h"
  47 #include "third_party/WebKit/public/web/WebMediaPlayerAction.h"
  48 #include "third_party/WebKit/public/web/WebPluginAction.h"
  49 #include "third_party/WebKit/public/web/WebPopupType.h"
  50 #include "third_party/WebKit/public/web/WebTextDirection.h"
  51 #include "third_party/skia/include/core/SkBitmap.h"
  52 #include "ui/base/ime/text_input_mode.h"
  53 #include "ui/base/ime/text_input_type.h"
  54 #include "ui/base/ui_base_types.h"
  55 #include "ui/gfx/geometry/point.h"
  56 #include "ui/gfx/geometry/rect.h"
  57 #include "ui/gfx/geometry/rect_f.h"
  58 #include "ui/gfx/geometry/vector2d.h"
  59 #include "ui/gfx/geometry/vector2d_f.h"
  60 #include "ui/gfx/ipc/gfx_param_traits.h"
  61 #include "ui/gfx/range/range.h"
  62
  63 #if defined(OS_MACOSX)
  64 #include "content/common/mac/font_descriptor.h"
  65 #include "third_party/WebKit/public/web/mac/WebScrollbarTheme.h"
  66 #endif
  67
  68 #if defined(ENABLE_PLUGINS)
  69 #include "content/common/pepper_renderer_instance_data.h"
  70 #endif
  71
  72 #undef IPC_MESSAGE_EXPORT
  73 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  74
  75 #define IPC_MESSAGE_START ViewMsgStart
  76
  77 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebDeviceEmulationParams::ScreenPosition,
  78                           blink::WebDeviceEmulationParams::ScreenPositionLast)
  79 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebMediaPlayerAction::Type,
  80                           blink::WebMediaPlayerAction::Type::TypeLast)
  81 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPluginAction::Type,
  82                           blink::WebPluginAction::Type::TypeLast)
  83 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPopupType,
  84                           blink::WebPopupType::WebPopupTypeLast)
  85 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebTextDirection,
  86                           blink::WebTextDirection::WebTextDirectionLast)
  87 IPC_ENUM_TRAITS(WindowContainerType)
  88 IPC_ENUM_TRAITS(content::FaviconURL::IconType)
  89 IPC_ENUM_TRAITS(content::FileChooserParams::Mode)
  90 IPC_ENUM_TRAITS(content::MenuItem::Type)
  91 IPC_ENUM_TRAITS_MAX_VALUE(content::NavigationGesture,
  92                           content::NavigationGestureLast)
  93 IPC_ENUM_TRAITS_MIN_MAX_VALUE(content::PageZoom,
  94                               content::PageZoom::PAGE_ZOOM_OUT,
  95                               content::PageZoom::PAGE_ZOOM_IN)
  96 IPC_ENUM_TRAITS(gfx::FontRenderParams::Hinting)
  97 IPC_ENUM_TRAITS(gfx::FontRenderParams::SubpixelRendering)
  98 IPC_ENUM_TRAITS_MAX_VALUE(content::TapMultipleTargetsStrategy,
  99                           content::TAP_MULTIPLE_TARGETS_STRATEGY_MAX)
 100 IPC_ENUM_TRAITS_MAX_VALUE(content::StopFindAction,
 101                           content::STOP_FIND_ACTION_LAST)
 102 IPC_ENUM_TRAITS_MAX_VALUE(content::ThreeDAPIType,
 103                           content::THREE_D_API_TYPE_LAST)
 104 IPC_ENUM_TRAITS_MAX_VALUE(media::ChannelLayout, media::CHANNEL_LAYOUT_MAX - 1)
 105 IPC_ENUM_TRAITS_MAX_VALUE(media::MediaLogEvent::Type,
 106                           media::MediaLogEvent::TYPE_LAST)
 107 IPC_ENUM_TRAITS_MAX_VALUE(ui::TextInputMode, ui::TEXT_INPUT_MODE_MAX)
 108 IPC_ENUM_TRAITS(ui::TextInputType)
 109
 110 #if defined(OS_MACOSX)
 111 IPC_STRUCT_TRAITS_BEGIN(FontDescriptor)
 112   IPC_STRUCT_TRAITS_MEMBER(font_name)
 113   IPC_STRUCT_TRAITS_MEMBER(font_point_size)
 114 IPC_STRUCT_TRAITS_END()
 115 #endif
 116
 117 IPC_STRUCT_TRAITS_BEGIN(blink::WebFindOptions)
 118   IPC_STRUCT_TRAITS_MEMBER(forward)
 119   IPC_STRUCT_TRAITS_MEMBER(matchCase)
 120   IPC_STRUCT_TRAITS_MEMBER(findNext)
 121 IPC_STRUCT_TRAITS_END()
 122
 123 IPC_STRUCT_TRAITS_BEGIN(blink::WebMediaPlayerAction)
 124   IPC_STRUCT_TRAITS_MEMBER(type)
 125   IPC_STRUCT_TRAITS_MEMBER(enable)
 126 IPC_STRUCT_TRAITS_END()
 127
 128 IPC_STRUCT_TRAITS_BEGIN(blink::WebPluginAction)
 129   IPC_STRUCT_TRAITS_MEMBER(type)
 130   IPC_STRUCT_TRAITS_MEMBER(enable)
 131 IPC_STRUCT_TRAITS_END()
 132
 133 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatPoint)
 134   IPC_STRUCT_TRAITS_MEMBER(x)
 135   IPC_STRUCT_TRAITS_MEMBER(y)
 136 IPC_STRUCT_TRAITS_END()
 137
 138 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatRect)
 139   IPC_STRUCT_TRAITS_MEMBER(x)
 140   IPC_STRUCT_TRAITS_MEMBER(y)
 141   IPC_STRUCT_TRAITS_MEMBER(width)
 142   IPC_STRUCT_TRAITS_MEMBER(height)
 143 IPC_STRUCT_TRAITS_END()
 144
 145 IPC_STRUCT_TRAITS_BEGIN(blink::WebSize)
 146   IPC_STRUCT_TRAITS_MEMBER(width)
 147   IPC_STRUCT_TRAITS_MEMBER(height)
 148 IPC_STRUCT_TRAITS_END()
 149
 150 IPC_STRUCT_TRAITS_BEGIN(blink::WebDeviceEmulationParams)
 151   IPC_STRUCT_TRAITS_MEMBER(screenPosition)
 152   IPC_STRUCT_TRAITS_MEMBER(deviceScaleFactor)
 153   IPC_STRUCT_TRAITS_MEMBER(viewSize)
 154   IPC_STRUCT_TRAITS_MEMBER(fitToView)
 155   IPC_STRUCT_TRAITS_MEMBER(offset)
 156   IPC_STRUCT_TRAITS_MEMBER(scale)
 157 IPC_STRUCT_TRAITS_END()
 158
 159 IPC_STRUCT_TRAITS_BEGIN(blink::WebScreenInfo)
 160   IPC_STRUCT_TRAITS_MEMBER(deviceScaleFactor)
 161   IPC_STRUCT_TRAITS_MEMBER(depth)
 162   IPC_STRUCT_TRAITS_MEMBER(depthPerComponent)
 163   IPC_STRUCT_TRAITS_MEMBER(isMonochrome)
 164   IPC_STRUCT_TRAITS_MEMBER(rect)
 165   IPC_STRUCT_TRAITS_MEMBER(availableRect)
 166   IPC_STRUCT_TRAITS_MEMBER(orientationType)
 167   IPC_STRUCT_TRAITS_MEMBER(orientationAngle)
 168 IPC_STRUCT_TRAITS_END()
 169
 170 IPC_STRUCT_TRAITS_BEGIN(content::MenuItem)
 171   IPC_STRUCT_TRAITS_MEMBER(label)
 172   IPC_STRUCT_TRAITS_MEMBER(tool_tip)
 173   IPC_STRUCT_TRAITS_MEMBER(type)
 174   IPC_STRUCT_TRAITS_MEMBER(action)
 175   IPC_STRUCT_TRAITS_MEMBER(rtl)
 176   IPC_STRUCT_TRAITS_MEMBER(has_directional_override)
 177   IPC_STRUCT_TRAITS_MEMBER(enabled)
 178   IPC_STRUCT_TRAITS_MEMBER(checked)
 179   IPC_STRUCT_TRAITS_MEMBER(submenu)
 180 IPC_STRUCT_TRAITS_END()
 181
 182 IPC_STRUCT_TRAITS_BEGIN(content::DateTimeSuggestion)
 183   IPC_STRUCT_TRAITS_MEMBER(value)
 184   IPC_STRUCT_TRAITS_MEMBER(localized_value)
 185   IPC_STRUCT_TRAITS_MEMBER(label)
 186 IPC_STRUCT_TRAITS_END()
 187
 188 IPC_STRUCT_TRAITS_BEGIN(content::FaviconURL)
 189   IPC_STRUCT_TRAITS_MEMBER(icon_url)
 190   IPC_STRUCT_TRAITS_MEMBER(icon_type)
 191   IPC_STRUCT_TRAITS_MEMBER(icon_sizes)
 192 IPC_STRUCT_TRAITS_END()
 193
 194 IPC_STRUCT_TRAITS_BEGIN(content::FileChooserFileInfo)
 195   IPC_STRUCT_TRAITS_MEMBER(file_path)
 196   IPC_STRUCT_TRAITS_MEMBER(display_name)
 197   IPC_STRUCT_TRAITS_MEMBER(file_system_url)
 198   IPC_STRUCT_TRAITS_MEMBER(modification_time)
 199   IPC_STRUCT_TRAITS_MEMBER(length)
 200   IPC_STRUCT_TRAITS_MEMBER(is_directory)
 201 IPC_STRUCT_TRAITS_END()
 202
 203 IPC_STRUCT_TRAITS_BEGIN(content::FileChooserParams)
 204   IPC_STRUCT_TRAITS_MEMBER(mode)
 205   IPC_STRUCT_TRAITS_MEMBER(title)
 206   IPC_STRUCT_TRAITS_MEMBER(default_file_name)
 207   IPC_STRUCT_TRAITS_MEMBER(accept_types)
 208   IPC_STRUCT_TRAITS_MEMBER(need_local_path)
 209 #if defined(OS_ANDROID)
 210   IPC_STRUCT_TRAITS_MEMBER(capture)
 211 #endif
 212 IPC_STRUCT_TRAITS_END()
 213
 214 #if defined(ENABLE_PLUGINS)
 215 IPC_STRUCT_TRAITS_BEGIN(content::PepperRendererInstanceData)
 216   IPC_STRUCT_TRAITS_MEMBER(render_process_id)
 217   IPC_STRUCT_TRAITS_MEMBER(render_frame_id)
 218   IPC_STRUCT_TRAITS_MEMBER(document_url)
 219   IPC_STRUCT_TRAITS_MEMBER(plugin_url)
 220 IPC_STRUCT_TRAITS_END()
 221 #endif
 222
 223 IPC_STRUCT_TRAITS_BEGIN(content::RendererPreferences)
 224   IPC_STRUCT_TRAITS_MEMBER(can_accept_load_drops)
 225   IPC_STRUCT_TRAITS_MEMBER(should_antialias_text)
 226   IPC_STRUCT_TRAITS_MEMBER(hinting)
 227   IPC_STRUCT_TRAITS_MEMBER(use_autohinter)
 228   IPC_STRUCT_TRAITS_MEMBER(use_bitmaps)
 229   IPC_STRUCT_TRAITS_MEMBER(subpixel_rendering)
 230   IPC_STRUCT_TRAITS_MEMBER(use_subpixel_positioning)
 231   IPC_STRUCT_TRAITS_MEMBER(focus_ring_color)
 232   IPC_STRUCT_TRAITS_MEMBER(thumb_active_color)
 233   IPC_STRUCT_TRAITS_MEMBER(thumb_inactive_color)
 234   IPC_STRUCT_TRAITS_MEMBER(track_color)
 235   IPC_STRUCT_TRAITS_MEMBER(active_selection_bg_color)
 236   IPC_STRUCT_TRAITS_MEMBER(active_selection_fg_color)
 237   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_bg_color)
 238   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_fg_color)
 239   IPC_STRUCT_TRAITS_MEMBER(browser_handles_non_local_top_level_requests)
 240   IPC_STRUCT_TRAITS_MEMBER(browser_handles_all_top_level_requests)
 241   IPC_STRUCT_TRAITS_MEMBER(caret_blink_interval)
 242   IPC_STRUCT_TRAITS_MEMBER(use_custom_colors)
 243   IPC_STRUCT_TRAITS_MEMBER(enable_referrers)
 244   IPC_STRUCT_TRAITS_MEMBER(enable_do_not_track)
 245   IPC_STRUCT_TRAITS_MEMBER(enable_webrtc_multiple_routes)
 246   IPC_STRUCT_TRAITS_MEMBER(default_zoom_level)
 247   IPC_STRUCT_TRAITS_MEMBER(user_agent_override)
 248   IPC_STRUCT_TRAITS_MEMBER(accept_languages)
 249   IPC_STRUCT_TRAITS_MEMBER(report_frame_name_changes)
 250   IPC_STRUCT_TRAITS_MEMBER(tap_multiple_targets_strategy)
 251   IPC_STRUCT_TRAITS_MEMBER(disable_client_blocked_error_page)
 252   IPC_STRUCT_TRAITS_MEMBER(plugin_fullscreen_allowed)
 253   IPC_STRUCT_TRAITS_MEMBER(use_video_overlay_for_embedded_encrypted_video)
 254   IPC_STRUCT_TRAITS_MEMBER(use_view_overlay_for_all_video)
 255   IPC_STRUCT_TRAITS_MEMBER(network_contry_iso)
 256 #if defined(OS_WIN)
 257   IPC_STRUCT_TRAITS_MEMBER(caption_font_family_name)
 258   IPC_STRUCT_TRAITS_MEMBER(caption_font_height)
 259   IPC_STRUCT_TRAITS_MEMBER(small_caption_font_family_name)
 260   IPC_STRUCT_TRAITS_MEMBER(small_caption_font_height)
 261   IPC_STRUCT_TRAITS_MEMBER(menu_font_family_name)
 262   IPC_STRUCT_TRAITS_MEMBER(menu_font_height)
 263   IPC_STRUCT_TRAITS_MEMBER(status_font_family_name)
 264   IPC_STRUCT_TRAITS_MEMBER(status_font_height)
 265   IPC_STRUCT_TRAITS_MEMBER(message_font_family_name)
 266   IPC_STRUCT_TRAITS_MEMBER(message_font_height)
 267   IPC_STRUCT_TRAITS_MEMBER(vertical_scroll_bar_width_in_dips)
 268   IPC_STRUCT_TRAITS_MEMBER(horizontal_scroll_bar_height_in_dips)
 269   IPC_STRUCT_TRAITS_MEMBER(arrow_bitmap_height_vertical_scroll_bar_in_dips)
 270   IPC_STRUCT_TRAITS_MEMBER(arrow_bitmap_width_horizontal_scroll_bar_in_dips)
 271 #endif
 272 IPC_STRUCT_TRAITS_END()
 273
 274 IPC_STRUCT_TRAITS_BEGIN(content::CookieData)
 275   IPC_STRUCT_TRAITS_MEMBER(name)
 276   IPC_STRUCT_TRAITS_MEMBER(value)
 277   IPC_STRUCT_TRAITS_MEMBER(domain)
 278   IPC_STRUCT_TRAITS_MEMBER(path)
 279   IPC_STRUCT_TRAITS_MEMBER(expires)
 280   IPC_STRUCT_TRAITS_MEMBER(http_only)
 281   IPC_STRUCT_TRAITS_MEMBER(secure)
 282   IPC_STRUCT_TRAITS_MEMBER(session)
 283 IPC_STRUCT_TRAITS_END()
 284
 285 IPC_STRUCT_TRAITS_BEGIN(content::WebPluginGeometry)
 286   IPC_STRUCT_TRAITS_MEMBER(window)
 287   IPC_STRUCT_TRAITS_MEMBER(window_rect)
 288   IPC_STRUCT_TRAITS_MEMBER(clip_rect)
 289   IPC_STRUCT_TRAITS_MEMBER(cutout_rects)
 290   IPC_STRUCT_TRAITS_MEMBER(rects_valid)
 291   IPC_STRUCT_TRAITS_MEMBER(visible)
 292 IPC_STRUCT_TRAITS_END()
 293
 294 IPC_STRUCT_TRAITS_BEGIN(media::MediaLogEvent)
 295   IPC_STRUCT_TRAITS_MEMBER(id)
 296   IPC_STRUCT_TRAITS_MEMBER(type)
 297   IPC_STRUCT_TRAITS_MEMBER(params)
 298   IPC_STRUCT_TRAITS_MEMBER(time)
 299 IPC_STRUCT_TRAITS_END()
 300
 301 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWindow_Params)
 302   // Routing ID of the view initiating the open.
 303   IPC_STRUCT_MEMBER(int, opener_id)
 304
 305   // True if this open request came in the context of a user gesture.
 306   IPC_STRUCT_MEMBER(bool, user_gesture)
 307
 308   // Type of window requested.
 309   IPC_STRUCT_MEMBER(WindowContainerType, window_container_type)
 310
 311   // The session storage namespace ID this view should use.
 312   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 313
 314   // The name of the resulting frame that should be created (empty if none
 315   // has been specified).
 316   IPC_STRUCT_MEMBER(base::string16, frame_name)
 317
 318   // The routing id of the frame initiating the open.
 319   IPC_STRUCT_MEMBER(int, opener_render_frame_id)
 320
 321   // The URL of the frame initiating the open.
 322   IPC_STRUCT_MEMBER(GURL, opener_url)
 323
 324   // The URL of the top frame containing the opener.
 325   IPC_STRUCT_MEMBER(GURL, opener_top_level_frame_url)
 326
 327   // The security origin of the frame initiating the open.
 328   IPC_STRUCT_MEMBER(GURL, opener_security_origin)
 329
 330   // Whether the opener will be suppressed in the new window, in which case
 331   // scripting the new window is not allowed.
 332   IPC_STRUCT_MEMBER(bool, opener_suppressed)
 333
 334   // Whether the window should be opened in the foreground, background, etc.
 335   IPC_STRUCT_MEMBER(WindowOpenDisposition, disposition)
 336
 337   // The URL that will be loaded in the new window (empty if none has been
 338   // sepcified).
 339   IPC_STRUCT_MEMBER(GURL, target_url)
 340
 341   // The referrer that will be used to load |target_url| (empty if none has
 342   // been specified).
 343   IPC_STRUCT_MEMBER(content::Referrer, referrer)
 344
 345   // The window features to use for the new view.
 346   IPC_STRUCT_MEMBER(blink::WebWindowFeatures, features)
 347
 348   // The additional window features to use for the new view. We pass these
 349   // separately from |features| above because we cannot serialize WebStrings
 350   // over IPC.
 351   IPC_STRUCT_MEMBER(std::vector<base::string16>, additional_features)
 352 IPC_STRUCT_END()
 353
 354 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWorker_Params)
 355   // URL for the worker script.
 356   IPC_STRUCT_MEMBER(GURL, url)
 357
 358   // Name for a SharedWorker, otherwise empty string.
 359   IPC_STRUCT_MEMBER(base::string16, name)
 360
 361   // Security policy used in the worker.
 362   IPC_STRUCT_MEMBER(base::string16, content_security_policy)
 363
 364   // Security policy type used in the worker.
 365   IPC_STRUCT_MEMBER(blink::WebContentSecurityPolicyType, security_policy_type)
 366
 367   // The ID of the parent document (unique within parent renderer).
 368   IPC_STRUCT_MEMBER(unsigned long long, document_id)
 369
 370   // RenderFrame routing id used to send messages back to the parent.
 371   IPC_STRUCT_MEMBER(int, render_frame_route_id)
 372 IPC_STRUCT_END()
 373
 374 IPC_STRUCT_BEGIN(ViewHostMsg_DateTimeDialogValue_Params)
 375   IPC_STRUCT_MEMBER(ui::TextInputType, dialog_type)
 376   IPC_STRUCT_MEMBER(double, dialog_value)
 377   IPC_STRUCT_MEMBER(double, minimum)
 378   IPC_STRUCT_MEMBER(double, maximum)
 379   IPC_STRUCT_MEMBER(double, step)
 380   IPC_STRUCT_MEMBER(std::vector<content::DateTimeSuggestion>, suggestions)
 381 IPC_STRUCT_END()
 382
 383 IPC_STRUCT_BEGIN(ViewHostMsg_SelectionBounds_Params)
 384   IPC_STRUCT_MEMBER(gfx::Rect, anchor_rect)
 385   IPC_STRUCT_MEMBER(blink::WebTextDirection, anchor_dir)
 386   IPC_STRUCT_MEMBER(gfx::Rect, focus_rect)
 387   IPC_STRUCT_MEMBER(blink::WebTextDirection, focus_dir)
 388   IPC_STRUCT_MEMBER(bool, is_anchor_first)
 389 IPC_STRUCT_END()
 390
 391 IPC_STRUCT_BEGIN(ViewHostMsg_TextInputState_Params)
 392   // The type of input field
 393   IPC_STRUCT_MEMBER(ui::TextInputType, type)
 394
 395   // The flags of the input field (autocorrect, autocomplete, etc.)
 396   IPC_STRUCT_MEMBER(int, flags)
 397
 398   // The value of the input field
 399   IPC_STRUCT_MEMBER(std::string, value)
 400
 401   // The cursor position of the current selection start, or the caret position
 402   // if nothing is selected
 403   IPC_STRUCT_MEMBER(int, selection_start)
 404
 405   // The cursor position of the current selection end, or the caret position
 406   // if nothing is selected
 407   IPC_STRUCT_MEMBER(int, selection_end)
 408
 409   // The start position of the current composition, or -1 if there is none
 410   IPC_STRUCT_MEMBER(int, composition_start)
 411
 412   // The end position of the current composition, or -1 if there is none
 413   IPC_STRUCT_MEMBER(int, composition_end)
 414
 415   // Whether or not inline composition can be performed for the current input.
 416   IPC_STRUCT_MEMBER(bool, can_compose_inline)
 417
 418   // Whether or not the IME should be shown as a result of this update. Even if
 419   // true, the IME will only be shown if the type is appropriate (e.g. not
 420   // TEXT_INPUT_TYPE_NONE).
 421   IPC_STRUCT_MEMBER(bool, show_ime_if_needed)
 422
 423   // Whether this change is originated from non-IME (e.g. Javascript, Autofill).
 424   IPC_STRUCT_MEMBER(bool, is_non_ime_change)
 425 IPC_STRUCT_END()
 426
 427 IPC_STRUCT_BEGIN(ViewHostMsg_UpdateRect_Params)
 428   // The size of the RenderView when this message was generated.  This is
 429   // included so the host knows how large the view is from the perspective of
 430   // the renderer process.  This is necessary in case a resize operation is in
 431   // progress. If auto-resize is enabled, this should update the corresponding
 432   // view size.
 433   IPC_STRUCT_MEMBER(gfx::Size, view_size)
 434
 435   // New window locations for plugin child windows.
 436   IPC_STRUCT_MEMBER(std::vector<content::WebPluginGeometry>,
 437                     plugin_window_moves)
 438
 439   // The following describes the various bits that may be set in flags:
 440   //
 441   //   ViewHostMsg_UpdateRect_Flags::IS_RESIZE_ACK
 442   //     Indicates that this is a response to a ViewMsg_Resize message.
 443   //
 444   //   ViewHostMsg_UpdateRect_Flags::IS_REPAINT_ACK
 445   //     Indicates that this is a response to a ViewMsg_Repaint message.
 446   //
 447   // If flags is zero, then this message corresponds to an unsolicited paint
 448   // request by the render view.  Any of the above bits may be set in flags,
 449   // which would indicate that this paint message is an ACK for multiple
 450   // request messages.
 451   IPC_STRUCT_MEMBER(int, flags)
 452 IPC_STRUCT_END()
 453
 454 IPC_STRUCT_BEGIN(ViewMsg_Resize_Params)
 455   // Information about the screen (dpi, depth, etc..).
 456   IPC_STRUCT_MEMBER(blink::WebScreenInfo, screen_info)
 457   // The size of the renderer.
 458   IPC_STRUCT_MEMBER(gfx::Size, new_size)
 459   // The size of the view's backing surface in non-DPI-adjusted pixels.
 460   IPC_STRUCT_MEMBER(gfx::Size, physical_backing_size)
 461   // Whether or not Blink's viewport size should be shrunk by the height of the
 462   // URL-bar (always false on platforms where URL-bar hiding isn't supported).
 463   IPC_STRUCT_MEMBER(bool, top_controls_shrink_blink_size)
 464   // The height of the top controls (always 0 on platforms where URL-bar hiding
 465   // isn't supported).
 466   IPC_STRUCT_MEMBER(float, top_controls_height)
 467   // The size of the visible viewport, which may be smaller than the view if the
 468   // view is partially occluded (e.g. by a virtual keyboard).  The size is in
 469   // DPI-adjusted pixels.
 470   IPC_STRUCT_MEMBER(gfx::Size, visible_viewport_size)
 471   // The resizer rect.
 472   IPC_STRUCT_MEMBER(gfx::Rect, resizer_rect)
 473   // Indicates whether a page is fullscreen or not.
 474   IPC_STRUCT_MEMBER(bool, is_fullscreen)
 475   // If set, requests the renderer to reply with a ViewHostMsg_UpdateRect
 476   // with the ViewHostMsg_UpdateRect_Flags::IS_RESIZE_ACK bit set in flags.
 477   IPC_STRUCT_MEMBER(bool, needs_resize_ack)
 478 IPC_STRUCT_END()
 479
 480 IPC_STRUCT_BEGIN(ViewMsg_New_Params)
 481   // Renderer-wide preferences.
 482   IPC_STRUCT_MEMBER(content::RendererPreferences, renderer_preferences)
 483
 484   // Preferences for this view.
 485   IPC_STRUCT_MEMBER(content::WebPreferences, web_preferences)
 486
 487   // The ID of the view to be created.
 488   IPC_STRUCT_MEMBER(int32, view_id)
 489
 490   // The ID of the main frame hosted in the view.
 491   IPC_STRUCT_MEMBER(int32, main_frame_routing_id)
 492
 493   // The ID of the rendering surface.
 494   IPC_STRUCT_MEMBER(int32, surface_id)
 495
 496   // The session storage namespace ID this view should use.
 497   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 498
 499   // The name of the frame associated with this view (or empty if none).
 500   IPC_STRUCT_MEMBER(base::string16, frame_name)
 501
 502   // The route ID of the opener RenderView if we need to set one
 503   // (MSG_ROUTING_NONE otherwise).
 504   IPC_STRUCT_MEMBER(int, opener_route_id)
 505
 506   // Whether the RenderView should initially be swapped out.
 507   IPC_STRUCT_MEMBER(bool, swapped_out)
 508
 509   // In --site-per-process mode, if this view is |swapped_out|, its main frame
 510   // will become a RenderFrameProxy.  |replicated_frame_state| is used to
 511   // replicate information such as security origin to that RenderFrameProxy.
 512   IPC_STRUCT_MEMBER(content::FrameReplicationState, replicated_frame_state)
 513
 514   // The ID of the proxy object for the main frame in this view. It is only
 515   // used if |swapped_out| is true.
 516   IPC_STRUCT_MEMBER(int32, proxy_routing_id)
 517
 518   // Whether the RenderView should initially be hidden.
 519   IPC_STRUCT_MEMBER(bool, hidden)
 520
 521   // Whether the RenderView will never be visible.
 522   IPC_STRUCT_MEMBER(bool, never_visible)
 523
 524   // Whether the window associated with this view was created with an opener.
 525   IPC_STRUCT_MEMBER(bool, window_was_created_with_opener)
 526
 527   // The initial page ID to use for this view, which must be larger than any
 528   // existing navigation that might be loaded in the view.  Page IDs are unique
 529   // to a view and are only updated by the renderer after this initial value.
 530   IPC_STRUCT_MEMBER(int32, next_page_id)
 531
 532   // The initial renderer size.
 533   IPC_STRUCT_MEMBER(ViewMsg_Resize_Params, initial_size)
 534
 535   // Whether to enable auto-resize.
 536   IPC_STRUCT_MEMBER(bool, enable_auto_resize)
 537
 538   // The minimum size to layout the page if auto-resize is enabled.
 539   IPC_STRUCT_MEMBER(gfx::Size, min_size)
 540
 541   // The maximum size to layout the page if auto-resize is enabled.
 542   IPC_STRUCT_MEMBER(gfx::Size, max_size)
 543 IPC_STRUCT_END()
 544
 545 IPC_STRUCT_BEGIN(ViewMsg_PostMessage_Params)
 546   // Whether the data format is supplied as serialized script value, or as
 547   // a simple string. If it is a raw string, must be converted from string to a
 548   // WebSerializedScriptValue in renderer.
 549   IPC_STRUCT_MEMBER(bool, is_data_raw_string)
 550   // The serialized script value.
 551   IPC_STRUCT_MEMBER(base::string16, data)
 552   // When sent to the browser, this is the routing ID of the source frame in
 553   // the source process.  The browser replaces it with the routing ID of the
 554   // equivalent (swapped out) frame in the destination process.
 555   IPC_STRUCT_MEMBER(int, source_routing_id)
 556
 557   // The origin of the source frame.
 558   IPC_STRUCT_MEMBER(base::string16, source_origin)
 559
 560   // The origin for the message's target.
 561   IPC_STRUCT_MEMBER(base::string16, target_origin)
 562
 563   // Information about the MessagePorts this message contains.
 564   IPC_STRUCT_MEMBER(std::vector<content::TransferredMessagePort>, message_ports)
 565   IPC_STRUCT_MEMBER(std::vector<int>, new_routing_ids)
 566 IPC_STRUCT_END()
 567
 568 // Messages sent from the browser to the renderer.
 569
 570 #if defined(OS_ANDROID)
 571 // Tells the renderer to cancel an opened date/time dialog.
 572 IPC_MESSAGE_ROUTED0(ViewMsg_CancelDateTimeDialog)
 573
 574 // Replaces a date time input field.
 575 IPC_MESSAGE_ROUTED1(ViewMsg_ReplaceDateTime,
 576                     double /* dialog_value */)
 577
 578 #endif
 579
 580 // Get all savable resource links from current webpage, include main
 581 // frame and sub-frame.
 582 IPC_MESSAGE_ROUTED1(ViewMsg_GetAllSavableResourceLinksForCurrentPage,
 583                     GURL /* url of page which is needed to save */)
 584
 585 // Get html data by serializing all frames of current page with lists
 586 // which contain all resource links that have local copy.
 587 IPC_MESSAGE_ROUTED3(ViewMsg_GetSerializedHtmlDataForCurrentPageWithLocalLinks,
 588                     std::vector<GURL> /* urls that have local copy */,
 589                     std::vector<base::FilePath> /* paths of local copy */,
 590                     base::FilePath /* local directory path */)
 591
 592 // Tells the render side that a ViewHostMsg_LockMouse message has been
 593 // processed. |succeeded| indicates whether the mouse has been successfully
 594 // locked or not.
 595 IPC_MESSAGE_ROUTED1(ViewMsg_LockMouse_ACK,
 596                     bool /* succeeded */)
 597 // Tells the render side that the mouse has been unlocked.
 598 IPC_MESSAGE_ROUTED0(ViewMsg_MouseLockLost)
 599
 600 // Sent by the browser when the parameters for vsync alignment have changed.
 601 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateVSyncParameters,
 602                     base::TimeTicks /* timebase */,
 603                     base::TimeDelta /* interval */)
 604
 605 // Sent when the history is altered outside of navigation. The history list was
 606 // reset to |history_length| length, and the offset was reset to be
 607 // |history_offset|.
 608 IPC_MESSAGE_ROUTED2(ViewMsg_SetHistoryOffsetAndLength,
 609                     int /* history_offset */,
 610                     int /* history_length */)
 611
 612 // Tells the renderer to create a new view.
 613 // This message is slightly different, the view it takes (via
 614 // ViewMsg_New_Params) is the view to create, the message itself is sent as a
 615 // non-view control message.
 616 IPC_MESSAGE_CONTROL1(ViewMsg_New,
 617                      ViewMsg_New_Params)
 618
 619 // Reply in response to ViewHostMsg_ShowView or ViewHostMsg_ShowWidget.
 620 // similar to the new command, but used when the renderer created a view
 621 // first, and we need to update it.
 622 IPC_MESSAGE_ROUTED0(ViewMsg_CreatingNew_ACK)
 623
 624 // Sends updated preferences to the renderer.
 625 IPC_MESSAGE_ROUTED1(ViewMsg_SetRendererPrefs,
 626                     content::RendererPreferences)
 627
 628 // This passes a set of webkit preferences down to the renderer.
 629 IPC_MESSAGE_ROUTED1(ViewMsg_UpdateWebPreferences,
 630                     content::WebPreferences)
 631
 632 // Informs the renderer that the timezone has changed.
 633 IPC_MESSAGE_CONTROL0(ViewMsg_TimezoneChange)
 634
 635 // Tells the render view to close.
 636 // Expects a Close_ACK message when finished.
 637 IPC_MESSAGE_ROUTED0(ViewMsg_Close)
 638
 639 // Tells the render view to change its size.  A ViewHostMsg_UpdateRect message
 640 // is generated in response provided new_size is not empty and not equal to
 641 // the view's current size.  The generated ViewHostMsg_UpdateRect message will
 642 // have the IS_RESIZE_ACK flag set. It also receives the resizer rect so that
 643 // we don't have to fetch it every time WebKit asks for it.
 644 IPC_MESSAGE_ROUTED1(ViewMsg_Resize,
 645                     ViewMsg_Resize_Params /* params */)
 646
 647 // Enables device emulation. See WebDeviceEmulationParams for description.
 648 IPC_MESSAGE_ROUTED1(ViewMsg_EnableDeviceEmulation,
 649                     blink::WebDeviceEmulationParams /* params */)
 650
 651 // Disables device emulation, enabled previously by EnableDeviceEmulation.
 652 IPC_MESSAGE_ROUTED0(ViewMsg_DisableDeviceEmulation)
 653
 654 // Sent to inform the renderer of its screen device color profile. An empty
 655 // profile tells the renderer use the default sRGB color profile.
 656 IPC_MESSAGE_ROUTED1(ViewMsg_ColorProfile,
 657                     std::vector<char> /* color profile */)
 658
 659 // Tells the render view that the resize rect has changed.
 660 IPC_MESSAGE_ROUTED1(ViewMsg_ChangeResizeRect,
 661                     gfx::Rect /* resizer_rect */)
 662
 663 // Sent to inform the view that it was hidden.  This allows it to reduce its
 664 // resource utilization.
 665 IPC_MESSAGE_ROUTED0(ViewMsg_WasHidden)
 666
 667 // Tells the render view that it is no longer hidden (see WasHidden), and the
 668 // render view is expected to respond with a full repaint if needs_repainting
 669 // is true. If needs_repainting is false, then this message does not trigger a
 670 // message in response.
 671 IPC_MESSAGE_ROUTED2(ViewMsg_WasShown,
 672                     bool /* needs_repainting */,
 673                     ui::LatencyInfo /* latency_info */)
 674
 675 // Tells the renderer to focus the first (last if reverse is true) focusable
 676 // node.
 677 IPC_MESSAGE_ROUTED1(ViewMsg_SetInitialFocus,
 678                     bool /* reverse */)
 679
 680 // Sent to inform the renderer to invoke a context menu.
 681 // The parameter specifies the location in the render view's coordinates.
 682 IPC_MESSAGE_ROUTED2(ViewMsg_ShowContextMenu,
 683                     ui::MenuSourceType,
 684                     gfx::Point /* location where menu should be shown */)
 685
 686 // Sent when the user wants to search for a word on the page (find in page).
 687 IPC_MESSAGE_ROUTED3(ViewMsg_Find,
 688                     int /* request_id */,
 689                     base::string16 /* search_text */,
 690                     blink::WebFindOptions)
 691
 692 // This message notifies the renderer that the user has closed the FindInPage
 693 // window (and what action to take regarding the selection).
 694 IPC_MESSAGE_ROUTED1(ViewMsg_StopFinding,
 695                     content::StopFindAction /* action */)
 696
 697 // Copies the image at location x, y to the clipboard (if there indeed is an
 698 // image at that location).
 699 IPC_MESSAGE_ROUTED2(ViewMsg_CopyImageAt,
 700                     int /* x */,
 701                     int /* y */)
 702
 703 // Saves the image at location x, y to the disk (if there indeed is an
 704 // image at that location).
 705 IPC_MESSAGE_ROUTED2(ViewMsg_SaveImageAt,
 706                     int /* x */,
 707                     int /* y */)
 708
 709 // Tells the renderer to perform the given action on the media player
 710 // located at the given point.
 711 IPC_MESSAGE_ROUTED2(ViewMsg_MediaPlayerActionAt,
 712                     gfx::Point, /* location */
 713                     blink::WebMediaPlayerAction)
 714
 715 // Tells the renderer to perform the given action on the plugin located at
 716 // the given point.
 717 IPC_MESSAGE_ROUTED2(ViewMsg_PluginActionAt,
 718                     gfx::Point, /* location */
 719                     blink::WebPluginAction)
 720
 721 // Posts a message from a frame in another process to the current renderer.
 722 IPC_MESSAGE_ROUTED1(ViewMsg_PostMessageEvent,
 723                     ViewMsg_PostMessage_Params)
 724
 725 // Resets the page scale for the current main frame to the default page scale.
 726 IPC_MESSAGE_ROUTED0(ViewMsg_ResetPageScale)
 727
 728 // Change the zoom level for the current main frame.  If the level actually
 729 // changes, a ViewHostMsg_DidZoomURL message will be sent back to the browser
 730 // telling it what url got zoomed and what its current zoom level is.
 731 IPC_MESSAGE_ROUTED1(ViewMsg_Zoom,
 732                     content::PageZoom /* function */)
 733
 734 // Set the zoom level for a particular url that the renderer is in the
 735 // process of loading.  This will be stored, to be used if the load commits
 736 // and ignored otherwise.
 737 IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForLoadingURL,
 738                     GURL /* url */,
 739                     double /* zoom_level */)
 740
 741 // Set the zoom level for a particular url, so all render views
 742 // displaying this url can update their zoom levels to match.
 743 // If scheme is empty, then only host is used for matching.
 744 IPC_MESSAGE_CONTROL3(ViewMsg_SetZoomLevelForCurrentURL,
 745                      std::string /* scheme */,
 746                      std::string /* host */,
 747                      double /* zoom_level */)
 748
 749 // Set the zoom level for a particular render view.
 750 IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForView,
 751                     bool /* uses_temporary_zoom_level */,
 752                     double /* zoom_level */)
 753
 754 // Change encoding of page in the renderer.
 755 IPC_MESSAGE_ROUTED1(ViewMsg_SetPageEncoding,
 756                     std::string /*new encoding name*/)
 757
 758 // Reset encoding of page in the renderer back to default.
 759 IPC_MESSAGE_ROUTED0(ViewMsg_ResetPageEncodingToDefault)
 760
 761 // Used to tell a render view whether it should expose various bindings
 762 // that allow JS content extended privileges.  See BindingsPolicy for valid
 763 // flag values.
 764 IPC_MESSAGE_ROUTED1(ViewMsg_AllowBindings,
 765                     int /* enabled_bindings_flags */)
 766
 767 // Tell the renderer to add a property to the WebUI binding object.  This
 768 // only works if we allowed WebUI bindings.
 769 IPC_MESSAGE_ROUTED2(ViewMsg_SetWebUIProperty,
 770                     std::string /* property_name */,
 771                     std::string /* property_value_json */)
 772
 773 // This message starts/stop monitoring the input method status of the focused
 774 // edit control of a renderer process.
 775 // Parameters
 776 // * is_active (bool)
 777 //   Indicates if an input method is active in the browser process.
 778 //   The possible actions when a renderer process receives this message are
 779 //   listed below:
 780 //     Value Action
 781 //     true  Start sending IPC message ViewHostMsg_ImeUpdateTextInputState
 782 //           to notify the input method status of the focused edit control.
 783 //     false Stop sending IPC message ViewHostMsg_ImeUpdateTextInputState.
 784 IPC_MESSAGE_ROUTED1(ViewMsg_SetInputMethodActive,
 785                     bool /* is_active */)
 786
 787 // IME API oncandidatewindow* events for InputMethodContext.
 788 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowShown)
 789 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowUpdated)
 790 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowHidden)
 791
 792 // Used to notify the render-view that we have received a target URL. Used
 793 // to prevent target URLs spamming the browser.
 794 IPC_MESSAGE_ROUTED0(ViewMsg_UpdateTargetURL_ACK)
 795
 796 IPC_MESSAGE_ROUTED1(ViewMsg_RunFileChooserResponse,
 797                     std::vector<content::FileChooserFileInfo>)
 798
 799 // Provides the results of directory enumeration.
 800 IPC_MESSAGE_ROUTED2(ViewMsg_EnumerateDirectoryResponse,
 801                     int /* request_id */,
 802                     std::vector<base::FilePath> /* files_in_directory */)
 803
 804 // When a renderer sends a ViewHostMsg_Focus to the browser process,
 805 // the browser has the option of sending a ViewMsg_CantFocus back to
 806 // the renderer.
 807 IPC_MESSAGE_ROUTED0(ViewMsg_CantFocus)
 808
 809 // Tells the renderer to suppress any further modal dialogs until it receives a
 810 // corresponding ViewMsg_SwapOut message.  This ensures that no
 811 // PageGroupLoadDeferrer is on the stack for SwapOut.
 812 IPC_MESSAGE_ROUTED0(ViewMsg_SuppressDialogsUntilSwapOut)
 813
 814 // Instructs the renderer to close the current page, including running the
 815 // onunload event handler.
 816 //
 817 // Expects a ClosePage_ACK message when finished.
 818 IPC_MESSAGE_ROUTED0(ViewMsg_ClosePage)
 819
 820 // Notifies the renderer about ui theme changes
 821 IPC_MESSAGE_ROUTED0(ViewMsg_ThemeChanged)
 822
 823 // Notifies the renderer that a paint is to be generated for the rectangle
 824 // passed in.
 825 IPC_MESSAGE_ROUTED1(ViewMsg_Repaint,
 826                     gfx::Size /* The view size to be repainted */)
 827
 828 // Notification that a move or resize renderer's containing window has
 829 // started.
 830 IPC_MESSAGE_ROUTED0(ViewMsg_MoveOrResizeStarted)
 831
 832 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateScreenRects,
 833                     gfx::Rect /* view_screen_rect */,
 834                     gfx::Rect /* window_screen_rect */)
 835
 836 // Reply to ViewHostMsg_RequestMove, ViewHostMsg_ShowView, and
 837 // ViewHostMsg_ShowWidget to inform the renderer that the browser has
 838 // processed the move.  The browser may have ignored the move, but it finished
 839 // processing.  This is used because the renderer keeps a temporary cache of
 840 // the widget position while these asynchronous operations are in progress.
 841 IPC_MESSAGE_ROUTED0(ViewMsg_Move_ACK)
 842
 843 // Used to instruct the RenderView to send back updates to the preferred size.
 844 IPC_MESSAGE_ROUTED0(ViewMsg_EnablePreferredSizeChangedMode)
 845
 846 // Used to instruct the RenderView to automatically resize and send back
 847 // updates for the new size.
 848 IPC_MESSAGE_ROUTED2(ViewMsg_EnableAutoResize,
 849                     gfx::Size /* min_size */,
 850                     gfx::Size /* max_size */)
 851
 852 // Used to instruct the RenderView to disalbe automatically resize.
 853 IPC_MESSAGE_ROUTED1(ViewMsg_DisableAutoResize,
 854                     gfx::Size /* new_size */)
 855
 856 // Changes the text direction of the currently selected input field (if any).
 857 IPC_MESSAGE_ROUTED1(ViewMsg_SetTextDirection,
 858                     blink::WebTextDirection /* direction */)
 859
 860 // Tells the renderer to clear the focused element (if any).
 861 IPC_MESSAGE_ROUTED0(ViewMsg_ClearFocusedElement)
 862
 863 // Make the RenderView background transparent or opaque.
 864 IPC_MESSAGE_ROUTED1(ViewMsg_SetBackgroundOpaque, bool /* opaque */)
 865
 866 // Used to tell the renderer not to add scrollbars with height and
 867 // width below a threshold.
 868 IPC_MESSAGE_ROUTED1(ViewMsg_DisableScrollbarsForSmallWindows,
 869                     gfx::Size /* disable_scrollbar_size_limit */)
 870
 871 // Activate/deactivate the RenderView (i.e., set its controls' tint
 872 // accordingly, etc.).
 873 IPC_MESSAGE_ROUTED1(ViewMsg_SetActive,
 874                     bool /* active */)
 875
 876 // Response message to ViewHostMsg_CreateWorker.
 877 // Sent when the worker has started.
 878 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerCreated)
 879
 880 // Sent when the worker failed to load the worker script.
 881 // In normal cases, this message is sent after ViewMsg_WorkerCreated is sent.
 882 // But if the shared worker of the same URL already exists and it has failed
 883 // to load the script, when the renderer send ViewHostMsg_CreateWorker before
 884 // the shared worker is killed only ViewMsg_WorkerScriptLoadFailed is sent.
 885 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerScriptLoadFailed)
 886
 887 // Sent when the worker has connected.
 888 // This message is sent only if the worker successfully loaded the script.
 889 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerConnected)
 890
 891 // Tells the renderer that the network type has changed so that navigator.onLine
 892 // and navigator.connection can be updated.
 893 IPC_MESSAGE_CONTROL1(ViewMsg_NetworkTypeChanged,
 894                      net::NetworkChangeNotifier::ConnectionType /* type */)
 895
 896 #if defined(ENABLE_PLUGINS)
 897 // Reply to ViewHostMsg_OpenChannelToPpapiBroker
 898 // Tells the renderer that the channel to the broker has been created.
 899 IPC_MESSAGE_ROUTED2(ViewMsg_PpapiBrokerChannelCreated,
 900                     base::ProcessId /* broker_pid */,
 901                     IPC::ChannelHandle /* handle */)
 902
 903 // Reply to ViewHostMsg_RequestPpapiBrokerPermission.
 904 // Tells the renderer whether permission to access to PPAPI broker was granted
 905 // or not.
 906 IPC_MESSAGE_ROUTED1(ViewMsg_PpapiBrokerPermissionResult,
 907                     bool /* result */)
 908
 909 // Tells the renderer to empty its plugin list cache, optional reloading
 910 // pages containing plugins.
 911 IPC_MESSAGE_CONTROL1(ViewMsg_PurgePluginListCache,
 912                      bool /* reload_pages */)
 913 #endif
 914
 915 // Used to instruct the RenderView to go into "view source" mode.
 916 IPC_MESSAGE_ROUTED0(ViewMsg_EnableViewSourceMode)
 917
 918 // Instructs the renderer to save the current page to MHTML.
 919 IPC_MESSAGE_ROUTED2(ViewMsg_SavePageAsMHTML,
 920                     int /* job_id */,
 921                     IPC::PlatformFileForTransit /* file handle */)
 922
 923 // Temporary message to diagnose an unexpected condition in WebContentsImpl.
 924 IPC_MESSAGE_CONTROL1(ViewMsg_TempCrashWithData,
 925                      GURL /* data */)
 926
 927 // An acknowledge to ViewHostMsg_MultipleTargetsTouched to notify the renderer
 928 // process to release the magnified image.
 929 IPC_MESSAGE_ROUTED1(ViewMsg_ReleaseDisambiguationPopupBitmap,
 930                     cc::SharedBitmapId /* id */)
 931
 932 // Fetches complete rendered content of a web page as plain text.
 933 IPC_MESSAGE_ROUTED0(ViewMsg_GetRenderedText)
 934
 935 #if defined(OS_MACOSX)
 936 IPC_ENUM_TRAITS_MAX_VALUE(blink::ScrollerStyle, blink::ScrollerStyleOverlay)
 937
 938 // Notification of a change in scrollbar appearance and/or behavior.
 939 IPC_MESSAGE_CONTROL5(ViewMsg_UpdateScrollbarTheme,
 940                      float /* initial_button_delay */,
 941                      float /* autoscroll_button_delay */,
 942                      bool /* jump_on_track_click */,
 943                      blink::ScrollerStyle /* preferred_scroller_style */,
 944                      bool /* redraw */)
 945 #endif
 946
 947 #if defined(OS_ANDROID)
 948 // Tells the renderer to suspend/resume the webkit timers.
 949 IPC_MESSAGE_CONTROL1(ViewMsg_SetWebKitSharedTimersSuspended,
 950                      bool /* suspend */)
 951
 952 // Sent when the browser wants the bounding boxes of the current find matches.
 953 //
 954 // If match rects are already cached on the browser side, |current_version|
 955 // should be the version number from the ViewHostMsg_FindMatchRects_Reply
 956 // they came in, so the renderer can tell if it needs to send updated rects.
 957 // Otherwise just pass -1 to always receive the list of rects.
 958 //
 959 // There must be an active search string (it is probably most useful to call
 960 // this immediately after a ViewHostMsg_Find_Reply message arrives with
 961 // final_update set to true).
 962 IPC_MESSAGE_ROUTED1(ViewMsg_FindMatchRects,
 963                     int /* current_version */)
 964
 965 // Notifies the renderer whether hiding/showing the top controls is enabled
 966 // and whether or not to animate to the proper state.
 967 IPC_MESSAGE_ROUTED3(ViewMsg_UpdateTopControlsState,
 968                     bool /* enable_hiding */,
 969                     bool /* enable_showing */,
 970                     bool /* animate */)
 971
 972 IPC_MESSAGE_ROUTED0(ViewMsg_ShowImeIfNeeded)
 973
 974 // Sent by the browser when an IME update that requires acknowledgement has been
 975 // processed on the browser side.
 976 IPC_MESSAGE_ROUTED0(ViewMsg_ImeEventAck)
 977
 978 // Extracts the data at the given rect, returning it through the
 979 // ViewHostMsg_SmartClipDataExtracted IPC.
 980 IPC_MESSAGE_ROUTED1(ViewMsg_ExtractSmartClipData,
 981                     gfx::Rect /* rect */)
 982
 983 #elif defined(OS_MACOSX)
 984 // Let the RenderView know its window has changed visibility.
 985 IPC_MESSAGE_ROUTED1(ViewMsg_SetWindowVisibility,
 986                     bool /* visibile */)
 987
 988 // Let the RenderView know its window's frame has changed.
 989 IPC_MESSAGE_ROUTED2(ViewMsg_WindowFrameChanged,
 990                     gfx::Rect /* window frame */,
 991                     gfx::Rect /* content view frame */)
 992
 993 // Message sent from the browser to the renderer when the user starts or stops
 994 // resizing the view.
 995 IPC_MESSAGE_ROUTED1(ViewMsg_SetInLiveResize,
 996                     bool /* enable */)
 997
 998 // Tell the renderer that plugin IME has completed.
 999 IPC_MESSAGE_ROUTED2(ViewMsg_PluginImeCompositionCompleted,
1000                     base::string16 /* text */,
1001                     int /* plugin_id */)
1002 #endif
1003
1004 // Sent by the browser as a reply to ViewHostMsg_SwapCompositorFrame.
1005 IPC_MESSAGE_ROUTED2(ViewMsg_SwapCompositorFrameAck,
1006                     uint32 /* output_surface_id */,
1007                     cc::CompositorFrameAck /* ack */)
1008
1009 // Sent by browser to tell renderer compositor that some resources that were
1010 // given to the browser in a swap are not being used anymore.
1011 IPC_MESSAGE_ROUTED2(ViewMsg_ReclaimCompositorResources,
1012                     uint32 /* output_surface_id */,
1013                     cc::CompositorFrameAck /* ack */)
1014
1015 IPC_MESSAGE_ROUTED0(ViewMsg_SelectWordAroundCaret)
1016
1017 // Sent by the browser to ask the renderer to redraw.
1018 // If |request_id| is not zero, it is added to the forced frame's latency info
1019 // as ui::WINDOW_SNAPSHOT_FRAME_NUMBER_COMPONENT.
1020 IPC_MESSAGE_ROUTED1(ViewMsg_ForceRedraw,
1021                     int /* request_id */)
1022
1023 // Sent by the browser when the renderer should generate a new frame.
1024 IPC_MESSAGE_ROUTED1(ViewMsg_BeginFrame,
1025                     cc::BeginFrameArgs /* args */)
1026
1027 // -----------------------------------------------------------------------------
1028 // Messages sent from the renderer to the browser.
1029
1030 // Sent by renderer to request a ViewMsg_BeginFrame message for upcoming
1031 // display events. If |enabled| is true, the BeginFrame message will continue
1032 // to be be delivered until the notification is disabled.
1033 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetNeedsBeginFrames,
1034                     bool /* enabled */)
1035
1036 // Sent by the renderer when it is creating a new window.  The browser creates
1037 // a tab for it and responds with a ViewMsg_CreatingNew_ACK.  If route_id is
1038 // MSG_ROUTING_NONE, the view couldn't be created.
1039 IPC_SYNC_MESSAGE_CONTROL1_4(ViewHostMsg_CreateWindow,
1040                             ViewHostMsg_CreateWindow_Params,
1041                             int /* route_id */,
1042                             int /* main_frame_route_id */,
1043                             int32 /* surface_id */,
1044                             int64 /* cloned_session_storage_namespace_id */)
1045
1046 // Similar to ViewHostMsg_CreateWindow, except used for sub-widgets, like
1047 // <select> dropdowns.  This message is sent to the WebContentsImpl that
1048 // contains the widget being created.
1049 IPC_SYNC_MESSAGE_CONTROL2_2(ViewHostMsg_CreateWidget,
1050                             int /* opener_id */,
1051                             blink::WebPopupType /* popup type */,
1052                             int /* route_id */,
1053                             int32 /* surface_id */)
1054
1055 // Similar to ViewHostMsg_CreateWidget except the widget is a full screen
1056 // window.
1057 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_CreateFullscreenWidget,
1058                             int /* opener_id */,
1059                             int /* route_id */,
1060                             int32 /* surface_id */)
1061
1062 // Asks the browser for a unique routing ID.
1063 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GenerateRoutingID,
1064                             int /* routing_id */)
1065
1066 // Asks the browser for the default audio hardware configuration.
1067 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetAudioHardwareConfig,
1068                             media::AudioParameters /* input parameters */,
1069                             media::AudioParameters /* output parameters */)
1070
1071 // Asks the browser for the renderer process memory size stats.
1072 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetProcessMemorySizes,
1073                             size_t /* private_bytes */,
1074                             size_t /* shared_bytes */)
1075
1076 // These three messages are sent to the parent RenderViewHost to display the
1077 // page/widget that was created by
1078 // CreateWindow/CreateWidget/CreateFullscreenWidget. routing_id
1079 // refers to the id that was returned from the Create message above.
1080 // The initial_rect parameter is in screen coordinates.
1081 //
1082 // FUTURE: there will probably be flags here to control if the result is
1083 // in a new window.
1084 IPC_MESSAGE_ROUTED4(ViewHostMsg_ShowView,
1085                     int /* route_id */,
1086                     WindowOpenDisposition /* disposition */,
1087                     gfx::Rect /* initial_rect */,
1088                     bool /* opened_by_user_gesture */)
1089
1090 IPC_MESSAGE_ROUTED2(ViewHostMsg_ShowWidget,
1091                     int /* route_id */,
1092                     gfx::Rect /* initial_rect */)
1093
1094 // Message to show a full screen widget.
1095 IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowFullscreenWidget,
1096                     int /* route_id */)
1097
1098 // Indicates the renderer is ready in response to a ViewMsg_New or
1099 // a ViewMsg_CreatingNew_ACK.
1100 IPC_MESSAGE_ROUTED0(ViewHostMsg_RenderViewReady)
1101
1102 // Sent by the renderer process to request that the browser close the view.
1103 // This corresponds to the window.close() API, and the browser may ignore
1104 // this message.  Otherwise, the browser will generates a ViewMsg_Close
1105 // message to close the view.
1106 IPC_MESSAGE_ROUTED0(ViewHostMsg_Close)
1107
1108 // Send in response to a ViewMsg_UpdateScreenRects so that the renderer can
1109 // throttle these messages.
1110 IPC_MESSAGE_ROUTED0(ViewHostMsg_UpdateScreenRects_ACK)
1111
1112 // Sent by the renderer process to request that the browser move the view.
1113 // This corresponds to the window.resizeTo() and window.moveTo() APIs, and
1114 // the browser may ignore this message.
1115 IPC_MESSAGE_ROUTED1(ViewHostMsg_RequestMove,
1116                     gfx::Rect /* position */)
1117
1118 // Result of string search in the page.
1119 // Response to ViewMsg_Find with the results of the requested find-in-page
1120 // search, the number of matches found and the selection rect (in screen
1121 // coordinates) for the string found. If |final_update| is false, it signals
1122 // that this is not the last Find_Reply message - more will be sent as the
1123 // scoping effort continues.
1124 IPC_MESSAGE_ROUTED5(ViewHostMsg_Find_Reply,
1125                     int /* request_id */,
1126                     int /* number of matches */,
1127                     gfx::Rect /* selection_rect */,
1128                     int /* active_match_ordinal */,
1129                     bool /* final_update */)
1130
1131 // Indicates that the render view has been closed in respose to a
1132 // Close message.
1133 IPC_MESSAGE_CONTROL1(ViewHostMsg_Close_ACK,
1134                      int /* old_route_id */)
1135
1136 // Indicates that the current page has been closed, after a ClosePage
1137 // message.
1138 IPC_MESSAGE_ROUTED0(ViewHostMsg_ClosePage_ACK)
1139
1140 // Notifies the browser that we have session history information.
1141 // page_id: unique ID that allows us to distinguish between history entries.
1142 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateState,
1143                     int32 /* page_id */,
1144                     content::PageState /* state */)
1145
1146 // Notifies the browser that we want to show a destination url for a potential
1147 // action (e.g. when the user is hovering over a link).
1148 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateTargetURL,
1149                     GURL)
1150
1151 // Sent when the document element is available for the top-level frame.  This
1152 // happens after the page starts loading, but before all resources are
1153 // finished.
1154 IPC_MESSAGE_ROUTED1(ViewHostMsg_DocumentAvailableInMainFrame,
1155                     bool /* uses_temporary_zoom_level */)
1156
1157 // Sent when the renderer loads a resource from its memory cache.
1158 // The security info is non empty if the resource was originally loaded over
1159 // a secure connection.
1160 // Note: May only be sent once per URL per frame per committed load.
1161 IPC_MESSAGE_ROUTED5(ViewHostMsg_DidLoadResourceFromMemoryCache,
1162                     GURL /* url */,
1163                     std::string  /* security info */,
1164                     std::string  /* http method */,
1165                     std::string  /* mime type */,
1166                     content::ResourceType /* resource type */)
1167
1168 // Sent when the renderer displays insecure content in a secure page.
1169 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidDisplayInsecureContent)
1170
1171 // Sent when the renderer runs insecure content in a secure origin.
1172 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidRunInsecureContent,
1173                     std::string  /* security_origin */,
1174                     GURL         /* target URL */)
1175
1176 // Sent to update part of the view.  In response to this message, the host
1177 // generates a ViewMsg_UpdateRect_ACK message.
1178 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateRect,
1179                     ViewHostMsg_UpdateRect_Params)
1180
1181 IPC_MESSAGE_ROUTED0(ViewHostMsg_Focus)
1182 IPC_MESSAGE_ROUTED0(ViewHostMsg_Blur)
1183
1184 // Message sent from renderer to the browser when focus changes inside the
1185 // webpage. The first parameter says whether the newly focused element needs
1186 // keyboard input (true for textfields, text areas and content editable divs).
1187 // The second parameter is the node bounds relative to RenderWidgetHostView.
1188 IPC_MESSAGE_ROUTED2(ViewHostMsg_FocusedNodeChanged,
1189                     bool /* is_editable_node */,
1190                     gfx::Rect /* node_bounds */)
1191
1192 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetCursor, content::WebCursor)
1193
1194 // Used to set a cookie. The cookie is set asynchronously, but will be
1195 // available to a subsequent ViewHostMsg_GetCookies request.
1196 IPC_MESSAGE_CONTROL4(ViewHostMsg_SetCookie,
1197                      int /* render_frame_id */,
1198                      GURL /* url */,
1199                      GURL /* first_party_for_cookies */,
1200                      std::string /* cookie */)
1201
1202 // Used to get cookies for the given URL. This may block waiting for a
1203 // previous SetCookie message to be processed.
1204 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_GetCookies,
1205                             int /* render_frame_id */,
1206                             GURL /* url */,
1207                             GURL /* first_party_for_cookies */,
1208                             std::string /* cookies */)
1209
1210 // Used to get raw cookie information for the given URL. This may block
1211 // waiting for a previous SetCookie message to be processed.
1212 IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_GetRawCookies,
1213                             GURL /* url */,
1214                             GURL /* first_party_for_cookies */,
1215                             std::vector<content::CookieData>
1216                                 /* raw_cookies */)
1217
1218 // Used to delete cookie for the given URL and name
1219 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_DeleteCookie,
1220                             GURL /* url */,
1221                             std::string /* cookie_name */)
1222
1223 // Used to check if cookies are enabled for the given URL. This may block
1224 // waiting for a previous SetCookie message to be processed.
1225 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_CookiesEnabled,
1226                             int /* render_frame_id */,
1227                             GURL /* url */,
1228                             GURL /* first_party_for_cookies */,
1229                             bool /* cookies_enabled */)
1230
1231 // Used to get the list of plugins
1232 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetPlugins,
1233     bool /* refresh*/,
1234     std::vector<content::WebPluginInfo> /* plugins */)
1235
1236 #if defined(OS_WIN)
1237 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowCreated,
1238                     gfx::NativeViewId /* dummy_activation_window */)
1239
1240 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowDestroyed,
1241                     gfx::NativeViewId /* dummy_activation_window */)
1242
1243 // Asks the browser for the user's monitor profile.
1244 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GetMonitorColorProfile,
1245                             std::vector<char> /* profile */)
1246 #endif
1247
1248 // Get the list of proxies to use for |url|, as a semicolon delimited list
1249 // of "<TYPE> <HOST>:<PORT>" | "DIRECT".
1250 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_ResolveProxy,
1251                             GURL /* url */,
1252                             bool /* result */,
1253                             std::string /* proxy list */)
1254
1255 // A renderer sends this to the browser process when it wants to create a
1256 // worker.  The browser will create the worker process if necessary, and
1257 // will return the route id on success.  On error returns MSG_ROUTING_NONE.
1258 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_CreateWorker,
1259                             ViewHostMsg_CreateWorker_Params,
1260                             int /* route_id */)
1261
1262 // A renderer sends this to the browser process when a document has been
1263 // detached. The browser will use this to constrain the lifecycle of worker
1264 // processes (SharedWorkers are shut down when their last associated document
1265 // is detached).
1266 IPC_MESSAGE_CONTROL1(ViewHostMsg_DocumentDetached,
1267                      uint64 /* document_id */)
1268
1269 // Wraps an IPC message that's destined to the worker on the renderer->browser
1270 // hop.
1271 IPC_MESSAGE_CONTROL1(ViewHostMsg_ForwardToWorker,
1272                      IPC::Message /* message */)
1273
1274 // Tells the browser that a specific Appcache manifest in the current page
1275 // was accessed.
1276 IPC_MESSAGE_ROUTED2(ViewHostMsg_AppCacheAccessed,
1277                     GURL /* manifest url */,
1278                     bool /* blocked by policy */)
1279
1280 // Initiates a download based on user actions like 'ALT+click'.
1281 IPC_MESSAGE_CONTROL4(ViewHostMsg_DownloadUrl,
1282                      int /* render_view_id */,
1283                      GURL /* url */,
1284                      content::Referrer /* referrer */,
1285                      base::string16 /* suggested_name */)
1286
1287 // Used to go to the session history entry at the given offset (ie, -1 will
1288 // return the "back" item).
1289 IPC_MESSAGE_ROUTED1(ViewHostMsg_GoToEntryAtOffset,
1290                     int /* offset (from current) of history item to get */)
1291
1292 // Sent from an inactive renderer for the browser to route to the active
1293 // renderer, instructing it to close.
1294 IPC_MESSAGE_ROUTED0(ViewHostMsg_RouteCloseEvent)
1295
1296 // Sent to the browser from an inactive renderer to post a message to the
1297 // active renderer.
1298 IPC_MESSAGE_ROUTED1(ViewHostMsg_RouteMessageEvent,
1299                     ViewMsg_PostMessage_Params)
1300
1301 // Notifies that the preferred size of the content changed.
1302 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidContentsPreferredSizeChange,
1303                     gfx::Size /* pref_size */)
1304
1305 // Notifies whether there are JavaScript touch event handlers or not.
1306 IPC_MESSAGE_ROUTED1(ViewHostMsg_HasTouchEventHandlers,
1307                     bool /* has_handlers */)
1308
1309 // A message from HTML-based UI.  When (trusted) Javascript calls
1310 // send(message, args), this message is sent to the browser.
1311 IPC_MESSAGE_ROUTED3(ViewHostMsg_WebUISend,
1312                     GURL /* source_url */,
1313                     std::string  /* message */,
1314                     base::ListValue /* args */)
1315
1316 #if defined(ENABLE_PLUGINS)
1317 // A renderer sends this to the browser process when it wants to create a ppapi
1318 // plugin.  The browser will create the plugin process if necessary, and will
1319 // return a handle to the channel on success.
1320 //
1321 // The plugin_child_id is the ChildProcessHost ID assigned in the browser
1322 // process. This ID is valid only in the context of the browser process and is
1323 // used to identify the proper process when the renderer notifies it that the
1324 // plugin is hung.
1325 //
1326 // On error an empty string and null handles are returned.
1327 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_OpenChannelToPepperPlugin,
1328                             base::FilePath /* path */,
1329                             IPC::ChannelHandle /* handle to channel */,
1330                             base::ProcessId /* plugin_pid */,
1331                             int /* plugin_child_id */)
1332
1333 // Notification that a plugin has created a new plugin instance. The parameters
1334 // indicate:
1335 // -The plugin process ID that we're creating the instance for.
1336 // -The instance ID of the instance being created.
1337 // -A PepperRendererInstanceData struct which contains properties from the
1338 // renderer which are associated with the plugin instance. This includes the
1339 // routing ID of the associated render view and the URL of plugin.
1340 // -Whether the plugin we're creating an instance for is external or internal.
1341 //
1342 // This message must be sync even though it returns no parameters to avoid
1343 // a race condition with the plugin process. The plugin process sends messages
1344 // to the browser that assume the browser knows about the instance. We need to
1345 // make sure that the browser actually knows about the instance before we tell
1346 // the plugin to run.
1347 IPC_SYNC_MESSAGE_CONTROL4_0(
1348     ViewHostMsg_DidCreateOutOfProcessPepperInstance,
1349     int /* plugin_child_id */,
1350     int32 /* pp_instance */,
1351     content::PepperRendererInstanceData /* creation_data */,
1352     bool /* is_external */)
1353
1354 // Notification that a plugin has destroyed an instance. This is the opposite of
1355 // the "DidCreate" message above.
1356 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidDeleteOutOfProcessPepperInstance,
1357                      int /* plugin_child_id */,
1358                      int32 /* pp_instance */,
1359                      bool /* is_external */)
1360
1361 // Message from the renderer to the browser indicating the in-process instance
1362 // has been created.
1363 IPC_MESSAGE_CONTROL2(ViewHostMsg_DidCreateInProcessInstance,
1364                      int32 /* instance */,
1365                      content::PepperRendererInstanceData /* instance_data */)
1366
1367 // Message from the renderer to the browser indicating the in-process instance
1368 // has been destroyed.
1369 IPC_MESSAGE_CONTROL1(ViewHostMsg_DidDeleteInProcessInstance,
1370                      int32 /* instance */)
1371
1372 // A renderer sends this to the browser process when it wants to
1373 // create a ppapi broker.  The browser will create the broker process
1374 // if necessary, and will return a handle to the channel on success.
1375 // On error an empty string is returned.
1376 // The browser will respond with ViewMsg_PpapiBrokerChannelCreated.
1377 IPC_MESSAGE_CONTROL2(ViewHostMsg_OpenChannelToPpapiBroker,
1378                      int /* routing_id */,
1379                      base::FilePath /* path */)
1380
1381 // A renderer sends this to the browser process when it wants to access a PPAPI
1382 // broker. In contrast to ViewHostMsg_OpenChannelToPpapiBroker, this is called
1383 // for every connection.
1384 // The browser will respond with ViewMsg_PpapiBrokerPermissionResult.
1385 IPC_MESSAGE_ROUTED3(ViewHostMsg_RequestPpapiBrokerPermission,
1386                     int /* routing_id */,
1387                     GURL /* document_url */,
1388                     base::FilePath /* plugin_path */)
1389
1390 // A renderer sends this to the browser process when it throttles or unthrottles
1391 // a plugin instance for the Plugin Power Saver feature.
1392 IPC_MESSAGE_CONTROL3(ViewHostMsg_PluginInstanceThrottleStateChange,
1393                      int /* plugin_child_id */,
1394                      int32 /* pp_instance */,
1395                      bool /* is_throttled */)
1396 #endif  // defined(ENABLE_PLUGINS)
1397
1398 // Send the tooltip text for the current mouse position to the browser.
1399 IPC_MESSAGE_ROUTED2(ViewHostMsg_SetTooltipText,
1400                     base::string16 /* tooltip text string */,
1401                     blink::WebTextDirection /* text direction hint */)
1402
1403 // Notification that the text selection has changed.
1404 // Note: The secound parameter is the character based offset of the
1405 // base::string16
1406 // text in the document.
1407 IPC_MESSAGE_ROUTED3(ViewHostMsg_SelectionChanged,
1408                     base::string16 /* text covers the selection range */,
1409                     size_t /* the offset of the text in the document */,
1410                     gfx::Range /* selection range in the document */)
1411
1412 // Notification that the selection bounds have changed.
1413 IPC_MESSAGE_ROUTED1(ViewHostMsg_SelectionBoundsChanged,
1414                     ViewHostMsg_SelectionBounds_Params)
1415
1416 // Asks the browser to display the file chooser.  The result is returned in a
1417 // ViewMsg_RunFileChooserResponse message.
1418 IPC_MESSAGE_ROUTED1(ViewHostMsg_RunFileChooser,
1419                     content::FileChooserParams)
1420
1421 // Asks the browser to enumerate a directory.  This is equivalent to running
1422 // the file chooser in directory-enumeration mode and having the user select
1423 // the given directory.  The result is returned in a
1424 // ViewMsg_EnumerateDirectoryResponse message.
1425 IPC_MESSAGE_ROUTED2(ViewHostMsg_EnumerateDirectory,
1426                     int /* request_id */,
1427                     base::FilePath /* file_path */)
1428
1429 // Asks the browser to save a image (for <canvas> or <img>) from a data URL.
1430 // Note: |data_url| is the contents of a data:URL, and that it's represented as
1431 // a string only to work around size limitations for GURLs in IPC messages.
1432 IPC_MESSAGE_CONTROL2(ViewHostMsg_SaveImageFromDataURL,
1433                      int /* render_view_id */,
1434                      std::string /* data_url */)
1435
1436 // Tells the browser to move the focus to the next (previous if reverse is
1437 // true) focusable element.
1438 IPC_MESSAGE_ROUTED1(ViewHostMsg_TakeFocus,
1439                     bool /* reverse */)
1440
1441 // Required for opening a date/time dialog
1442 IPC_MESSAGE_ROUTED1(ViewHostMsg_OpenDateTimeDialog,
1443                     ViewHostMsg_DateTimeDialogValue_Params /* value */)
1444
1445 IPC_MESSAGE_ROUTED4(ViewHostMsg_TextInputTypeChanged,
1446                     ui::TextInputType /* TextInputType of the focused node */,
1447                     ui::TextInputMode /* TextInputMode of the focused node */,
1448                     bool /* can_compose_inline in the focused node */,
1449                     int /* flags in the focused node */)
1450
1451 // Required for updating text input state.
1452 IPC_MESSAGE_ROUTED1(ViewHostMsg_TextInputStateChanged,
1453                     ViewHostMsg_TextInputState_Params /* input state params */)
1454
1455 // Sent when the renderer changes the zoom level for a particular url, so the
1456 // browser can update its records.  If the view is a plugin doc, then url is
1457 // used to update the zoom level for all pages in that site.  Otherwise, the
1458 // render view's id is used so that only the menu is updated.
1459 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidZoomURL,
1460                     double /* zoom_level */,
1461                     GURL /* url */)
1462
1463 // Sent when the renderer changes its page scale factor and whether or not the
1464 // page scale factor is one changes.
1465 IPC_MESSAGE_ROUTED1(ViewHostMsg_PageScaleFactorIsOneChanged, bool /* is_one */)
1466
1467 // Updates the minimum/maximum allowed zoom percent for this tab from the
1468 // default values.  If |remember| is true, then the zoom setting is applied to
1469 // other pages in the site and is saved, otherwise it only applies to this
1470 // tab.
1471 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateZoomLimits,
1472                     int /* minimum_percent */,
1473                     int /* maximum_percent */)
1474
1475 // Notify the browser that this render process can or can't be suddenly
1476 // terminated.
1477 IPC_MESSAGE_CONTROL1(ViewHostMsg_SuddenTerminationChanged,
1478                      bool /* enabled */)
1479
1480 IPC_MESSAGE_ROUTED3(
1481     ViewHostMsg_SwapCompositorFrame,
1482     uint32 /* output_surface_id */,
1483     cc::CompositorFrame /* frame */,
1484     std::vector<IPC::Message> /* messages_to_deliver_with_frame */)
1485
1486 //---------------------------------------------------------------------------
1487 // Request for cryptographic operation messages:
1488 // These are messages from the renderer to the browser to perform a
1489 // cryptographic operation.
1490
1491 // Asks the browser process to generate a keypair for grabbing a client
1492 // certificate from a CA (<keygen> tag), and returns the signed public
1493 // key and challenge string.
1494 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Keygen,
1495                             uint32 /* key size index */,
1496                             std::string /* challenge string */,
1497                             GURL /* URL of requestor */,
1498                             std::string /* signed public key and challenge */)
1499
1500 // Message sent from the renderer to the browser to request that the browser
1501 // cache |data| associated with |url| and |expected_response_time|.
1502 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidGenerateCacheableMetadata,
1503                      GURL /* url */,
1504                      base::Time /* expected_response_time */,
1505                      std::vector<char> /* data */)
1506
1507 // Register a new handler for URL requests with the given scheme.
1508 IPC_MESSAGE_ROUTED4(ViewHostMsg_RegisterProtocolHandler,
1509                     std::string /* scheme */,
1510                     GURL /* url */,
1511                     base::string16 /* title */,
1512                     bool /* user_gesture */)
1513
1514 // Unregister the registered handler for URL requests with the given scheme.
1515 IPC_MESSAGE_ROUTED3(ViewHostMsg_UnregisterProtocolHandler,
1516                     std::string /* scheme */,
1517                     GURL /* url */,
1518                     bool /* user_gesture */)
1519
1520 // Send back a string to be recorded by UserMetrics.
1521 IPC_MESSAGE_CONTROL1(ViewHostMsg_UserMetricsRecordAction,
1522                      std::string /* action */)
1523
1524 // Notifies the browser that the page was or was not saved as MHTML.
1525 IPC_MESSAGE_CONTROL2(ViewHostMsg_SavedPageAsMHTML,
1526                      int /* job_id */,
1527                      int64 /* size of the MHTML file, -1 if error */)
1528
1529 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendCurrentPageAllSavableResourceLinks,
1530                     std::vector<GURL> /* all savable resource links */,
1531                     std::vector<content::Referrer> /* all referrers */,
1532                     std::vector<GURL> /* all frame links */)
1533
1534 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendSerializedHtmlData,
1535                     GURL /* frame's url */,
1536                     std::string /* data buffer */,
1537                     int32 /* complete status */)
1538
1539 // Notifies the browser of an event occurring in the media pipeline.
1540 IPC_MESSAGE_CONTROL1(ViewHostMsg_MediaLogEvents,
1541                      std::vector<media::MediaLogEvent> /* events */)
1542
1543 // Requests to lock the mouse. Will result in a ViewMsg_LockMouse_ACK message
1544 // being sent back.
1545 // |privileged| is used by Pepper Flash. If this flag is set to true, we won't
1546 // pop up a bubble to ask for user permission or take mouse lock content into
1547 // account.
1548 IPC_MESSAGE_ROUTED3(ViewHostMsg_LockMouse,
1549                     bool /* user_gesture */,
1550                     bool /* last_unlocked_by_target */,
1551                     bool /* privileged */)
1552
1553 // Requests to unlock the mouse. A ViewMsg_MouseLockLost message will be sent
1554 // whenever the mouse is unlocked (which may or may not be caused by
1555 // ViewHostMsg_UnlockMouse).
1556 IPC_MESSAGE_ROUTED0(ViewHostMsg_UnlockMouse)
1557
1558 // Notifies that multiple touch targets may have been pressed, and to show
1559 // the disambiguation popup.
1560 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowDisambiguationPopup,
1561                     gfx::Rect, /* Border of touched targets */
1562                     gfx::Size, /* Size of zoomed image */
1563                     cc::SharedBitmapId /* id */)
1564
1565 // Sent by the renderer process to check whether client 3D APIs
1566 // (Pepper 3D, WebGL) are explicitly blocked.
1567 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Are3DAPIsBlocked,
1568                             int /* render_view_id */,
1569                             GURL /* top_origin_url */,
1570                             content::ThreeDAPIType /* requester */,
1571                             bool /* blocked */)
1572
1573 // Sent by the renderer process to indicate that a context was lost by
1574 // client 3D content (Pepper 3D, WebGL) running on the page at the
1575 // given URL.
1576 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidLose3DContext,
1577                      GURL /* top_origin_url */,
1578                      content::ThreeDAPIType /* context_type */,
1579                      int /* arb_robustness_status_code */)
1580
1581 // Notifies the browser that document has parsed the body. This is used by the
1582 // ResourceScheduler as an indication that bandwidth contention won't block
1583 // first paint.
1584 IPC_MESSAGE_ROUTED0(ViewHostMsg_WillInsertBody)
1585
1586 // Notification that the urls for the favicon of a site has been determined.
1587 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateFaviconURL,
1588                     std::vector<content::FaviconURL> /* candidates */)
1589
1590 // Message sent from renderer to the browser when the element that is focused
1591 // has been touched. A bool is passed in this message which indicates if the
1592 // node is editable.
1593 IPC_MESSAGE_ROUTED1(ViewHostMsg_FocusedNodeTouched,
1594                     bool /* editable */)
1595
1596 // Message sent from the renderer to the browser when an HTML form has failed
1597 // validation constraints.
1598 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowValidationMessage,
1599                     gfx::Rect /* anchor rectangle in root view coordinate */,
1600                     base::string16 /* validation message */,
1601                     base::string16 /* supplemental text */)
1602
1603 // Message sent from the renderer to the browser when a HTML form validation
1604 // message should be hidden from view.
1605 IPC_MESSAGE_ROUTED0(ViewHostMsg_HideValidationMessage)
1606
1607 // Message sent from the renderer to the browser when the suggested co-ordinates
1608 // of the anchor for a HTML form validation message have changed.
1609 IPC_MESSAGE_ROUTED1(ViewHostMsg_MoveValidationMessage,
1610                     gfx::Rect /* anchor rectangle in root view coordinate */)
1611
1612 #if defined(OS_ANDROID)
1613 // Response to ViewMsg_FindMatchRects.
1614 //
1615 // |version| will contain the current version number of the renderer's find
1616 // match list (incremented whenever they change), which should be passed in the
1617 // next call to ViewMsg_FindMatchRects.
1618 //
1619 // |rects| will either contain a list of the enclosing rects of all matches
1620 // found by the most recent Find operation, or will be empty if |version| is not
1621 // greater than the |current_version| passed to ViewMsg_FindMatchRects (hence
1622 // your locally cached rects should still be valid). The rect coords will be
1623 // custom normalized fractions of the document size. The rects will be sorted by
1624 // frame traversal order starting in the main frame, then by dom order.
1625 //
1626 // |active_rect| will contain the bounding box of the active find-in-page match
1627 // marker, in similarly normalized coords (or an empty rect if there isn't one).
1628 IPC_MESSAGE_ROUTED3(ViewHostMsg_FindMatchRects_Reply,
1629                     int /* version */,
1630                     std::vector<gfx::RectF> /* rects */,
1631                     gfx::RectF /* active_rect */)
1632
1633 // Start an android intent with the given URI.
1634 IPC_MESSAGE_ROUTED1(ViewHostMsg_StartContentIntent,
1635                     GURL /* content_url */)
1636
1637 // Message sent when the renderer changed the background color for the view.
1638 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidChangeBodyBackgroundColor,
1639                     uint32  /* bg_color */)
1640
1641 // This message runs the MediaCodec for decoding audio for webaudio.
1642 IPC_MESSAGE_CONTROL3(ViewHostMsg_RunWebAudioMediaCodec,
1643                      base::SharedMemoryHandle /* encoded_data_handle */,
1644                      base::FileDescriptor /* pcm_output */,
1645                      uint32_t /* data_size*/)
1646
1647 // Reply to the ViewMsg_ExtractSmartClipData message.
1648 IPC_MESSAGE_ROUTED3(ViewHostMsg_SmartClipDataExtracted,
1649                     base::string16 /* text */,
1650                     base::string16 /* html */,
1651                     gfx::Rect /* rect */)
1652
1653 // Notifies that an unhandled tap has occurred at the specified x,y position
1654 // and that the UI may need to be triggered.
1655 IPC_MESSAGE_ROUTED2(ViewHostMsg_ShowUnhandledTapUIIfNeeded,
1656                     int /* x */,
1657                     int /* y */)
1658
1659 #elif defined(OS_MACOSX)
1660 // Request that the browser load a font into shared memory for us.
1661 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_LoadFont,
1662                            FontDescriptor /* font to load */,
1663                            uint32 /* buffer size */,
1664                            base::SharedMemoryHandle /* font data */,
1665                            uint32 /* font id */)
1666
1667 // Informs the browser that a plugin has gained or lost focus.
1668 IPC_MESSAGE_ROUTED2(ViewHostMsg_PluginFocusChanged,
1669                     bool, /* focused */
1670                     int /* plugin_id */)
1671
1672 // Instructs the browser to start plugin IME.
1673 IPC_MESSAGE_ROUTED0(ViewHostMsg_StartPluginIme)
1674
1675 // Receives content of a web page as plain text.
1676 IPC_MESSAGE_ROUTED1(ViewMsg_GetRenderedTextCompleted, std::string);
1677
1678 #elif defined(OS_WIN)
1679 // Request that the given font characters be loaded by the browser so it's
1680 // cached by the OS. Please see RenderMessageFilter::OnPreCacheFontCharacters
1681 // for details.
1682 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_PreCacheFontCharacters,
1683                             LOGFONT /* font_data */,
1684                             base::string16 /* characters */)
1685 #endif
1686
1687 // Adding a new message? Stick to the sort order above: first platform
1688 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
1689 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.