android_webview/common/render_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 // Multiply-included file, no traditional include guard.
   6 #include "android_webview/common/aw_hit_test_data.h"
   7 #include "content/public/common/common_param_traits.h"
   8 #include "ipc/ipc_channel_handle.h"
   9 #include "ipc/ipc_message_macros.h"
  10 #include "ipc/ipc_platform_file.h"
  11 #include "third_party/skia/include/core/SkColor.h"
  12 #include "ui/gfx/geometry/point_f.h"
  13 #include "ui/gfx/geometry/size_f.h"
  14 #include "ui/gfx/ipc/gfx_param_traits.h"
  15
  16 // Singly-included section for enums and custom IPC traits.
  17 #ifndef ANDROID_WEBVIEW_COMMON_RENDER_VIEW_MESSAGES_H_
  18 #define ANDROID_WEBVIEW_COMMON_RENDER_VIEW_MESSAGES_H_
  19
  20 namespace IPC {
  21
  22 // TODO - add enums and custom IPC traits here when needed.
  23
  24 }  // namespace IPC
  25
  26 #endif  // ANDROID_WEBVIEW_COMMON_RENDER_VIEW_MESSAGES_H_
  27
  28 IPC_STRUCT_TRAITS_BEGIN(android_webview::AwHitTestData)
  29   IPC_STRUCT_TRAITS_MEMBER(type)
  30   IPC_STRUCT_TRAITS_MEMBER(extra_data_for_type)
  31   IPC_STRUCT_TRAITS_MEMBER(href)
  32   IPC_STRUCT_TRAITS_MEMBER(anchor_text)
  33   IPC_STRUCT_TRAITS_MEMBER(img_src)
  34 IPC_STRUCT_TRAITS_END()
  35
  36 #define IPC_MESSAGE_START AndroidWebViewMsgStart
  37
  38 //-----------------------------------------------------------------------------
  39 // RenderView messages
  40 // These are messages sent from the browser to the renderer process.
  41
  42 // Tells the renderer to drop all WebCore memory cache.
  43 IPC_MESSAGE_CONTROL0(AwViewMsg_ClearCache)
  44
  45 // Request for the renderer to determine if the document contains any image
  46 // elements.  The id should be passed in the response message so the response
  47 // can be associated with the request.
  48 IPC_MESSAGE_ROUTED1(AwViewMsg_DocumentHasImages,
  49                     int /* id */)
  50
  51 // Do hit test at the given webview coordinate. "Webview" coordinates are
  52 // physical pixel values with the 0,0 at the top left of the current displayed
  53 // view (ie 0,0 is not the top left of the page if the page is scrolled).
  54 IPC_MESSAGE_ROUTED2(AwViewMsg_DoHitTest,
  55                     gfx::PointF /* touch_center */,
  56                     gfx::SizeF /* touch_area */)
  57
  58 // Sets the zoom factor for text only. Used in layout modes other than
  59 // Text Autosizing.
  60 IPC_MESSAGE_ROUTED1(AwViewMsg_SetTextZoomFactor,
  61                     float /* zoom_factor */)
  62
  63 // Resets WebKit WebView scrolling and scale state. We need to send this
  64 // message whenever we want to guarantee that page's scale will be
  65 // recalculated by WebKit.
  66 IPC_MESSAGE_ROUTED0(AwViewMsg_ResetScrollAndScaleState)
  67
  68 // Sets the initial page scale. This overrides initial scale set by
  69 // the meta viewport tag.
  70 IPC_MESSAGE_ROUTED1(AwViewMsg_SetInitialPageScale,
  71                     double /* page_scale_factor */)
  72
  73 // Sets the base background color for this view.
  74 IPC_MESSAGE_ROUTED1(AwViewMsg_SetBackgroundColor,
  75                     SkColor)
  76
  77 IPC_MESSAGE_CONTROL1(AwViewMsg_SetJsOnlineProperty,
  78                      bool /* network_up */)
  79
  80 //-----------------------------------------------------------------------------
  81 // RenderView messages
  82 // These are messages sent from the renderer to the browser process.
  83
  84 // Response to AwViewMsg_DocumentHasImages request.
  85 IPC_MESSAGE_ROUTED2(AwViewHostMsg_DocumentHasImagesResponse,
  86                     int, /* id */
  87                     bool /* has_images */)
  88
  89 // Response to AwViewMsg_DoHitTest.
  90 IPC_MESSAGE_ROUTED1(AwViewHostMsg_UpdateHitTestData,
  91                     android_webview::AwHitTestData)
  92
  93 // Sent whenever the page scale factor (as seen by RenderView) is changed.
  94 IPC_MESSAGE_ROUTED1(AwViewHostMsg_PageScaleFactorChanged,
  95                     float /* page_scale_factor */)
  96
  97 // Sent whenever the contents size (as seen by RenderView) is changed.
  98 IPC_MESSAGE_ROUTED1(AwViewHostMsg_OnContentsSizeChanged,
  99                     gfx::Size /* contents_size */)
 100
 101 // Sent immediately before a top level navigation is initiated within Blink.
 102 // There are some exlusions, the most important ones are it is not sent
 103 // when creating a popup window, and not sent for application initiated
 104 // navigations. See AwContentRendererClient::HandleNavigation for all
 105 // cornercases. This is sent before updating the NavigationController state
 106 // or creating a URLRequest for the main frame resource.
 107 IPC_SYNC_MESSAGE_CONTROL2_1(AwViewHostMsg_ShouldOverrideUrlLoading,
 108                             int /* render_frame_id id */,
 109                             base::string16 /* in - url */,
 110                             bool /* out - result */)
 111
 112 // Sent when a subframe is created.
 113 IPC_MESSAGE_CONTROL2(AwViewHostMsg_SubFrameCreated,
 114                      int /* parent_render_frame_id */,
 115                      int /* child_render_frame_id */)