ui/base/resource/material_design/material_design_controller.cc

   1 // Copyright 2015 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 #include <string>
   6
   7 #include "base/command_line.h"
   8 #include "base/logging.h"
   9 #include "ui/base/resource/material_design/material_design_controller.h"
  10 #include "ui/base/ui_base_switches.h"
  11
  12 namespace ui {
  13
  14 bool MaterialDesignController::is_mode_initialized_ = false;
  15
  16 MaterialDesignController::Mode MaterialDesignController::mode_ =
  17     MaterialDesignController::Mode::NON_MATERIAL;
  18
  19 MaterialDesignController::Mode MaterialDesignController::GetMode() {
  20   if (!is_mode_initialized_)
  21     InitializeMode();
  22   CHECK(is_mode_initialized_);
  23   return mode_;
  24 }
  25
  26 bool MaterialDesignController::IsModeMaterial() {
  27   return GetMode() == Mode::MATERIAL_NORMAL ||
  28          GetMode() == Mode::MATERIAL_HYBRID;
  29 }
  30
  31 void MaterialDesignController::InitializeMode() {
  32 #if !defined(ENABLE_TOPCHROME_MD)
  33   SetMode(Mode::NON_MATERIAL);
  34 #else
  35   const std::string switch_value =
  36       base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
  37           switches::kTopChromeMD);
  38
  39   if (switch_value == switches::kTopChromeMDMaterial) {
  40     SetMode(Mode::MATERIAL_NORMAL);
  41   } else if (switch_value == switches::kTopChromeMDMaterialHybrid) {
  42     SetMode(Mode::MATERIAL_HYBRID);
  43   } else if (switch_value == switches::kTopChromeMDNonMaterial) {
  44     SetMode(Mode::NON_MATERIAL);
  45   } else {
  46     LOG(ERROR) << "Invalid value='" << switch_value
  47                << "' for command line switch '" << switches::kTopChromeMD
  48                << "'.";
  49     SetMode(Mode::NON_MATERIAL);
  50   }
  51 #endif  // !defined(ENABLE_TOPCHROME_MD)
  52 }
  53
  54 void MaterialDesignController::UninitializeMode() {
  55   MaterialDesignController::SetMode(
  56       MaterialDesignController::Mode::NON_MATERIAL);
  57   is_mode_initialized_ = false;
  58 }
  59
  60 void MaterialDesignController::SetMode(MaterialDesignController::Mode mode) {
  61   mode_ = mode;
  62   is_mode_initialized_ = true;
  63 }
  64
  65 }  // namespace ui