text: // Copyright 2014 PDFium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
  
  #include "xfa/fwl/theme/cfwl_datetimepickertp.h"
  
  #include "xfa/fwl/basewidget/ifwl_datetimepicker.h"
  #include "xfa/fwl/core/cfwl_themebackground.h"
  
  CFWL_DateTimePickerTP::CFWL_DateTimePickerTP() {}
  
  CFWL_DateTimePickerTP::~CFWL_DateTimePickerTP() {}
  
  bool CFWL_DateTimePickerTP::IsValidWidget(IFWL_Widget* pWidget) {
    return pWidget && pWidget->GetClassID() == FWL_Type::DateTimePicker;
  }
  
  FX_BOOL CFWL_DateTimePickerTP::DrawBackground(CFWL_ThemeBackground* pParams) {
    if (!pParams)
      return FALSE;
    switch (pParams->m_iPart) {
      case CFWL_Part::Border: {
        DrawBorder(pParams->m_pGraphics, &pParams->m_rtPart, &pParams->m_matrix);
        break;
      }
      case CFWL_Part::Edge: {
        DrawEdge(pParams->m_pGraphics, pParams->m_pWidget->GetStyles(),
                 &pParams->m_rtPart, &pParams->m_matrix);
        break;
      }
      case CFWL_Part::DropDownButton: {
        DrawDropDownButton(pParams, &pParams->m_matrix);
        break;
      }
      default: {}
    }
    return TRUE;
  }
  
  void CFWL_DateTimePickerTP::DrawDropDownButton(CFWL_ThemeBackground* pParams,
                                                 CFX_Matrix* pMatrix) {
    uint32_t dwStates = pParams->m_dwStates;
    dwStates &= 0x03;
    FWLTHEME_STATE eState = FWLTHEME_STATE_Normal;
    switch (eState & dwStates) {
      case CFWL_PartState_Normal: {
        eState = FWLTHEME_STATE_Normal;
        break;
      }
      case CFWL_PartState_Hovered: {
        eState = FWLTHEME_STATE_Hover;
        break;
      }
      case CFWL_PartState_Pressed: {
        eState = FWLTHEME_STATE_Pressed;
        break;
      }
      case CFWL_PartState_Disabled: {
        eState = FWLTHEME_STATE_Disabale;
        break;
      }
      default: {}
    }
    DrawArrowBtn(pParams->m_pGraphics, &pParams->m_rtPart,
                 FWLTHEME_DIRECTION_Down, eState, pMatrix);
  }
  
  