Limit display of the virtual keyboard to state changes triggered from a user gesture.

content/common/view_messages.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // IPC messages for page rendering.
 // Multiply-included message file, hence no include guard.
 
 #include "base/memory/shared_memory.h"
 #include "base/process/process.h"
 #include "base/strings/string16.h"
@@ skipping 496 matching lines @@
   IPC_STRUCT_MEMBER(bool, right_aligned)
 
   // Whether this is a multi-select popup.
   IPC_STRUCT_MEMBER(bool, allow_multiple_selection)
 IPC_STRUCT_END()
 
 IPC_STRUCT_BEGIN(ViewHostMsg_TextInputState_Params)
   // The type of input field
   IPC_STRUCT_MEMBER(ui::TextInputType, type)
 
+  // An enumerated type that specifies what kind of input mechanism would be
+  // most helpful for users entering content into the form control (e.g.
+  // numeric, latin or kana input).
+  // http://www.whatwg.org/specs/web-apps/current-work/#attr-fe-inputmode
+  IPC_STRUCT_MEMBER(ui::TextInputMode, mode)
+
   // The value of the input field
   IPC_STRUCT_MEMBER(std::string, value)
 
   // The cursor position of the current selection start, or the caret position
   // if nothing is selected
   IPC_STRUCT_MEMBER(int, selection_start)
 
   // The cursor position of the current selection end, or the caret position
   // if nothing is selected
   IPC_STRUCT_MEMBER(int, selection_end)
@@ skipping 778 matching lines @@
                     bool /* enable_hiding */,
                     bool /* enable_showing */,
                     bool /* animate */)
 
 IPC_MESSAGE_ROUTED0(ViewMsg_ShowImeIfNeeded)
 
 // Sent by the browser when the renderer should generate a new frame.
 IPC_MESSAGE_ROUTED1(ViewMsg_BeginFrame,
                     cc::BeginFrameArgs /* args */)
 
-// Sent by the browser when an IME update that requires acknowledgement has been
-// processed on the browser side.
-IPC_MESSAGE_ROUTED0(ViewMsg_ImeEventAck)
-
 // Sent by the browser when we should pause video playback.
 IPC_MESSAGE_ROUTED0(ViewMsg_PauseVideo);
 
 #elif defined(OS_MACOSX)
 // Let the RenderView know its window has changed visibility.
 IPC_MESSAGE_ROUTED1(ViewMsg_SetWindowVisibility,
                     bool /* visibile */)
 
 // Let the RenderView know its window's frame has changed.
 IPC_MESSAGE_ROUTED2(ViewMsg_WindowFrameChanged,
                     gfx::Rect /* window frame */,
                     gfx::Rect /* content view frame */)
 
 // Message sent from the browser to the renderer when the user starts or stops
 // resizing the view.
 IPC_MESSAGE_ROUTED1(ViewMsg_SetInLiveResize,
                     bool /* enable */)
 
 // Tell the renderer that plugin IME has completed.
 IPC_MESSAGE_ROUTED2(ViewMsg_PluginImeCompositionCompleted,
                     string16 /* text */,
                     int /* plugin_id */)
 
 // External popup menus.
 IPC_MESSAGE_ROUTED1(ViewMsg_SelectPopupMenuItem,
                     int /* selected index, -1 means no selection */)
 #endif
 
+#if defined(ANDROID) || defined(USE_AURA)
+// Sent by the browser when an IME update that requires acknowledgement has been
+// processed on the browser side.
+IPC_MESSAGE_ROUTED0(ViewMsg_ImeEventAck)
+#endif
+
 // Sent by the browser as a reply to ViewHostMsg_SwapCompositorFrame.
 IPC_MESSAGE_ROUTED2(ViewMsg_SwapCompositorFrameAck,
                     uint32 /* output_surface_id */,
                     cc::CompositorFrameAck /* ack */)
 
 // Sent by browser to tell renderer compositor that some resources that were
 // given to the browser in a swap are not being used anymore.
 IPC_MESSAGE_ROUTED2(ViewMsg_ReclaimCompositorResources,
                     uint32 /* output_surface_id */,
                     cc::CompositorFrameAck /* ack */)
@@ skipping 1007 matching lines @@
 // synchronously (see crbug.com/120597). This IPC message sends the character
 // bounds after every composition change to always have correct bound info.
 IPC_MESSAGE_ROUTED2(ViewHostMsg_ImeCompositionRangeChanged,
                     gfx::Range /* composition range */,
                     std::vector<gfx::Rect> /* character bounds */)
 #endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.