ozone: Rename XKeyboard to KeyboardController & use fake under ozone

chromeos/ime/keyboard_controller_x11.cc

 // Copyright 2013 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.
 
-#include "chromeos/ime/xkeyboard.h"
+#include "chromeos/ime/keyboard_controller.h"
 
 #include <cstdlib>
 #include <cstring>
 #include <queue>
 #include <set>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 89 matching lines @@
 
   if (layout_name.find_first_not_of(kValidLayoutNameCharacters) !=
       std::string::npos) {
     DVLOG(1) << "Invalid layout_name: " << layout_name;
     return false;
   }
 
   return true;
 }
 
-class XKeyboardImpl : public XKeyboard {
+class KeyboardControllerX11 : public KeyboardController {
  public:
-  XKeyboardImpl();
-  virtual ~XKeyboardImpl() {}
+  KeyboardControllerX11();
+  virtual ~KeyboardControllerX11() {}
 
-  // Overridden from XKeyboard:
+  // Overridden from KeyboardController:
   virtual bool SetCurrentKeyboardLayoutByName(
       const std::string& layout_name) OVERRIDE;
   virtual bool ReapplyCurrentKeyboardLayout() OVERRIDE;
   virtual void ReapplyCurrentModifierLockStatus() OVERRIDE;
   virtual void DisableNumLock() OVERRIDE;
   virtual void SetCapsLockEnabled(bool enable_caps_lock) OVERRIDE;
   virtual bool CapsLockIsEnabled() OVERRIDE;
   virtual bool IsISOLevel5ShiftAvailable() const OVERRIDE;
   virtual bool IsAltGrAvailable() const OVERRIDE;
   virtual bool SetAutoRepeatEnabled(bool enabled) OVERRIDE;
@@ skipping 29 matching lines @@
   bool current_caps_lock_status_;
 
   // The XKB layout name which we set last time like "us" and "us(dvorak)".
   std::string current_layout_name_;
 
   // A queue for executing setxkbmap one by one.
   std::queue<std::string> execute_queue_;
 
   base::ThreadChecker thread_checker_;
 
-  base::WeakPtrFactory<XKeyboardImpl> weak_factory_;
+  base::WeakPtrFactory<KeyboardControllerX11> weak_factory_;
 
-  DISALLOW_COPY_AND_ASSIGN(XKeyboardImpl);
+  DISALLOW_COPY_AND_ASSIGN(KeyboardControllerX11);
 };
 
-XKeyboardImpl::XKeyboardImpl()
+KeyboardControllerX11::KeyboardControllerX11()
     : is_running_on_chrome_os_(base::SysInfo::IsRunningOnChromeOS()),
       weak_factory_(this) {
   // X must be already initialized.
   CHECK(GetXDisplay());
 
   num_lock_mask_ = GetNumLockMask();
 
   if (is_running_on_chrome_os_) {
     // Some code seems to assume that Mod2Mask is always assigned to
     // Num Lock.
     //
     // TODO(yusukes): Check the assumption is really okay. If not,
     // modify the Aura code, and then remove the CHECK below.
     LOG_IF(ERROR, num_lock_mask_ != Mod2Mask)
         << "NumLock is not assigned to Mod2Mask.  : " << num_lock_mask_;
   }
 
   current_caps_lock_status_ = CapsLockIsEnabled();
 }
 
-unsigned int XKeyboardImpl::GetNumLockMask() {
+unsigned int KeyboardControllerX11::GetNumLockMask() {
   DCHECK(thread_checker_.CalledOnValidThread());
   static const unsigned int kBadMask = 0;
 
   unsigned int real_mask = kBadMask;
   XkbDescPtr xkb_desc =
       XkbGetKeyboard(GetXDisplay(), XkbAllComponentsMask, XkbUseCoreKbd);
   if (!xkb_desc)
     return kBadMask;
 
   if (xkb_desc->dpy && xkb_desc->names) {
@@ skipping 13 matching lines @@
           real_mask = kBadMask;  // reset the return value, just in case.
         }
         break;
       }
     }
   }
   XkbFreeKeyboard(xkb_desc, 0, True /* free all components */);
   return real_mask;
 }
 
-void XKeyboardImpl::SetLockedModifiers(bool caps_lock_enabled) {
+void KeyboardControllerX11::SetLockedModifiers(bool caps_lock_enabled) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   // Always turn off num lock.
   unsigned int affect_mask = num_lock_mask_;
   unsigned int value_mask = 0;
 
   affect_mask |= LockMask;
   value_mask |= (caps_lock_enabled ? LockMask : 0);
   current_caps_lock_status_ = caps_lock_enabled;
 
   XkbLockModifiers(GetXDisplay(), XkbUseCoreKbd, affect_mask, value_mask);
 }
 
-bool XKeyboardImpl::SetLayoutInternal(const std::string& layout_name,
-                                      bool force) {
+bool KeyboardControllerX11::SetLayoutInternal(const std::string& layout_name,
+                                              bool force) {
   if (!is_running_on_chrome_os_) {
     // We should not try to change a layout on Linux or inside ui_tests. Just
     // return true.
     return true;
   }
 
   if (!CheckLayoutName(layout_name))
     return false;
 
   if (!force && (current_layout_name_ == layout_name)) {
@@ skipping 12 matching lines @@
   execute_queue_.push(layout_name);
   if (start_execution)
     MaybeExecuteSetLayoutCommand();
 
   return true;
 }
 
 // Executes 'setxkbmap -layout ...' command asynchronously using a layout name
 // in the |execute_queue_|. Do nothing if the queue is empty.
 // TODO(yusukes): Use libxkbfile.so instead of the command (crosbug.com/13105)
-void XKeyboardImpl::MaybeExecuteSetLayoutCommand() {
+void KeyboardControllerX11::MaybeExecuteSetLayoutCommand() {
   if (execute_queue_.empty())
     return;
   const std::string layout_to_set = execute_queue_.front();
 
   std::vector<std::string> argv;
   base::ProcessHandle handle = base::kNullProcessHandle;
 
   argv.push_back(kSetxkbmapCommand);
   argv.push_back("-layout");
   argv.push_back(layout_to_set);
   argv.push_back("-synch");
 
   if (!base::LaunchProcess(argv, base::LaunchOptions(), &handle)) {
     DVLOG(1) << "Failed to execute setxkbmap: " << layout_to_set;
     execute_queue_ = std::queue<std::string>();  // clear the queue.
     return;
   }
 
   PollUntilChildFinish(handle);
 
-  DVLOG(1) << "ExecuteSetLayoutCommand: "
-           << layout_to_set << ": pid=" << base::GetProcId(handle);
+  DVLOG(1) << "ExecuteSetLayoutCommand: " << layout_to_set
+           << ": pid=" << base::GetProcId(handle);
 }
 
 // Delay and loop until child process finishes and call the callback.
-void XKeyboardImpl::PollUntilChildFinish(const base::ProcessHandle handle) {
+void KeyboardControllerX11::PollUntilChildFinish(
+    const base::ProcessHandle handle) {
   int exit_code;
   DVLOG(1) << "PollUntilChildFinish: poll for pid=" << base::GetProcId(handle);
   switch (base::GetTerminationStatus(handle, &exit_code)) {
     case base::TERMINATION_STATUS_STILL_RUNNING:
       DVLOG(1) << "PollUntilChildFinish: Try waiting again";
       base::MessageLoop::current()->PostDelayedTask(
           FROM_HERE,
-          base::Bind(&XKeyboardImpl::PollUntilChildFinish,
-                 weak_factory_.GetWeakPtr(), handle),
+          base::Bind(&KeyboardControllerX11::PollUntilChildFinish,
+                     weak_factory_.GetWeakPtr(),
+                     handle),
           base::TimeDelta::FromMilliseconds(kSetLayoutCommandCheckDelayMs));
       return;
 
     case base::TERMINATION_STATUS_NORMAL_TERMINATION:
       DVLOG(1) << "PollUntilChildFinish: Child process finished";
       OnSetLayoutFinish();
       return;
 
     case base::TERMINATION_STATUS_ABNORMAL_TERMINATION:
       DVLOG(1) << "PollUntilChildFinish: Abnormal exit code: " << exit_code;
       OnSetLayoutFinish();
       return;
 
     default:
       NOTIMPLEMENTED();
       OnSetLayoutFinish();
       return;
   }
 }
 
-bool XKeyboardImpl::CapsLockIsEnabled() {
+bool KeyboardControllerX11::CapsLockIsEnabled() {
   DCHECK(thread_checker_.CalledOnValidThread());
   XkbStateRec status;
   XkbGetState(GetXDisplay(), XkbUseCoreKbd, &status);
   return (status.locked_mods & LockMask);
 }
 
-bool XKeyboardImpl::IsISOLevel5ShiftAvailable() const {
+bool KeyboardControllerX11::IsISOLevel5ShiftAvailable() const {
   for (size_t i = 0; i < arraysize(kISOLevel5ShiftLayoutIds); ++i) {
     if (current_layout_name_ == kISOLevel5ShiftLayoutIds[i])
       return true;
   }
   return false;
 }
 
-bool XKeyboardImpl::IsAltGrAvailable() const {
+bool KeyboardControllerX11::IsAltGrAvailable() const {
   for (size_t i = 0; i < arraysize(kAltGrLayoutIds); ++i) {
     if (current_layout_name_ == kAltGrLayoutIds[i])
       return true;
   }
   return false;
 }
 
-
-bool XKeyboardImpl::SetAutoRepeatEnabled(bool enabled) {
+bool KeyboardControllerX11::SetAutoRepeatEnabled(bool enabled) {
   if (enabled)
     XAutoRepeatOn(GetXDisplay());
   else
     XAutoRepeatOff(GetXDisplay());
   DVLOG(1) << "Set auto-repeat mode to: " << (enabled ? "on" : "off");
   return true;
 }
 
-bool XKeyboardImpl::SetAutoRepeatRate(const AutoRepeatRate& rate) {
+bool KeyboardControllerX11::SetAutoRepeatRate(const AutoRepeatRate& rate) {
   DVLOG(1) << "Set auto-repeat rate to: "
            << rate.initial_delay_in_ms << " ms delay, "
            << rate.repeat_interval_in_ms << " ms interval";
   if (XkbSetAutoRepeatRate(GetXDisplay(), XkbUseCoreKbd,
                            rate.initial_delay_in_ms,
                            rate.repeat_interval_in_ms) != True) {
     DVLOG(1) << "Failed to set auto-repeat rate";
     return false;
   }
   return true;
 }
 
-void XKeyboardImpl::SetCapsLockEnabled(bool enable_caps_lock) {
+void KeyboardControllerX11::SetCapsLockEnabled(bool enable_caps_lock) {
   SetLockedModifiers(enable_caps_lock);
 }
 
-bool XKeyboardImpl::SetCurrentKeyboardLayoutByName(
+bool KeyboardControllerX11::SetCurrentKeyboardLayoutByName(
     const std::string& layout_name) {
   if (SetLayoutInternal(layout_name, false)) {
     current_layout_name_ = layout_name;
     return true;
   }
   return false;
 }
 
-bool XKeyboardImpl::ReapplyCurrentKeyboardLayout() {
+bool KeyboardControllerX11::ReapplyCurrentKeyboardLayout() {
   if (current_layout_name_.empty()) {
     DVLOG(1) << "Can't reapply XKB layout: layout unknown";
     return false;
   }
   return SetLayoutInternal(current_layout_name_, true /* force */);
 }
 
-void XKeyboardImpl::ReapplyCurrentModifierLockStatus() {
+void KeyboardControllerX11::ReapplyCurrentModifierLockStatus() {
   SetLockedModifiers(current_caps_lock_status_);
 }
 
-void XKeyboardImpl::DisableNumLock() {
+void KeyboardControllerX11::DisableNumLock() {
   SetCapsLockEnabled(current_caps_lock_status_);
 }
 
-void XKeyboardImpl::OnSetLayoutFinish() {
+void KeyboardControllerX11::OnSetLayoutFinish() {
   if (execute_queue_.empty()) {
     DVLOG(1) << "OnSetLayoutFinish: execute_queue_ is empty. "
              << "base::LaunchProcess failed?";
     return;
   }
   execute_queue_.pop();
   MaybeExecuteSetLayoutCommand();
 }
 
 }  // namespace
 
 // static
-bool XKeyboard::GetAutoRepeatEnabledForTesting() {
+bool KeyboardController::GetAutoRepeatEnabledForTesting() {
   XKeyboardState state = {};
   XGetKeyboardControl(GetXDisplay(), &state);
   return state.global_auto_repeat != AutoRepeatModeOff;
 }
 
 // static
-bool XKeyboard::GetAutoRepeatRateForTesting(AutoRepeatRate* out_rate) {
-  return XkbGetAutoRepeatRate(GetXDisplay(), XkbUseCoreKbd,
+bool KeyboardController::GetAutoRepeatRateForTesting(AutoRepeatRate* out_rate) {
+  return XkbGetAutoRepeatRate(GetXDisplay(),
+                              XkbUseCoreKbd,
                               &(out_rate->initial_delay_in_ms),
                               &(out_rate->repeat_interval_in_ms)) == True;
 }
 
 // static
-bool XKeyboard::CheckLayoutNameForTesting(const std::string& layout_name) {
+bool KeyboardController::CheckLayoutNameForTesting(
+    const std::string& layout_name) {
   return CheckLayoutName(layout_name);
 }
 
 // static
-XKeyboard* XKeyboard::Create() {
-  return new XKeyboardImpl();
+KeyboardController* KeyboardController::Create() {
+  return new KeyboardControllerX11();
 }
 
 }  // namespace input_method
 }  // namespace chromeos