xfa/fwl/basewidget/fwl_pushbuttonimp.cpp - pdfium - Git at Google

 // 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/basewidget/fwl_pushbuttonimp.h"

 #include "xfa/fde/tto/fde_textout.h"
 #include "xfa/fwl/basewidget/ifwl_pushbutton.h"
 #include "xfa/fwl/core/cfwl_message.h"
 #include "xfa/fwl/core/cfwl_themebackground.h"
 #include "xfa/fwl/core/cfwl_themetext.h"
 #include "xfa/fwl/core/fwl_noteimp.h"
 #include "xfa/fwl/core/fwl_widgetimp.h"
 #include "xfa/fwl/core/ifwl_themeprovider.h"

 // static
 IFWL_PushButton* IFWL_PushButton::Create(
     const CFWL_WidgetImpProperties& properties,
     IFWL_Widget* pOuter) {
   IFWL_PushButton* pPushButton = new IFWL_PushButton;
   CFWL_PushButtonImp* pPushButtonImpl =
       new CFWL_PushButtonImp(properties, pOuter);
   pPushButton->SetImpl(pPushButtonImpl);
   pPushButtonImpl->SetInterface(pPushButton);
   return pPushButton;
 }
 IFWL_PushButton::IFWL_PushButton() {}

 CFWL_PushButtonImp::CFWL_PushButtonImp(
     const CFWL_WidgetImpProperties& properties,
     IFWL_Widget* pOuter)
     : CFWL_WidgetImp(properties, pOuter),
       m_bBtnDown(FALSE),
       m_dwTTOStyles(FDE_TTOSTYLE_SingleLine),
       m_iTTOAlign(FDE_TTOALIGNMENT_Center) {
   m_rtClient.Set(0, 0, 0, 0);
   m_rtCaption.Set(0, 0, 0, 0);
 }

 CFWL_PushButtonImp::~CFWL_PushButtonImp() {}

 FWL_Error CFWL_PushButtonImp::GetClassName(CFX_WideString& wsClass) const {
   wsClass = FWL_CLASS_PushButton;
   return FWL_Error::Succeeded;
 }

 FWL_Type CFWL_PushButtonImp::GetClassID() const {
   return FWL_Type::PushButton;
 }

 FWL_Error CFWL_PushButtonImp::Initialize() {
   if (CFWL_WidgetImp::Initialize() != FWL_Error::Succeeded)
     return FWL_Error::Indefinite;

   m_pDelegate = new CFWL_PushButtonImpDelegate(this);
   return FWL_Error::Succeeded;
 }

 FWL_Error CFWL_PushButtonImp::Finalize() {
   delete m_pDelegate;
   m_pDelegate = nullptr;
   return CFWL_WidgetImp::Finalize();
 }
 FWL_Error CFWL_PushButtonImp::GetWidgetRect(CFX_RectF& rect,
                                             FX_BOOL bAutoSize) {
   if (bAutoSize) {
     rect.Set(0, 0, 0, 0);
     if (!m_pProperties->m_pThemeProvider) {
       m_pProperties->m_pThemeProvider = GetAvailableTheme();
     }
     CFX_WideString wsCaption;
     IFWL_PushButtonDP* pData =
         static_cast<IFWL_PushButtonDP*>(m_pProperties->m_pDataProvider);
     if (pData) {
       pData->GetCaption(m_pInterface, wsCaption);
     }
     int32_t iLen = wsCaption.GetLength();
     if (iLen > 0) {
       CFX_SizeF sz = CalcTextSize(wsCaption, m_pProperties->m_pThemeProvider);
       rect.Set(0, 0, sz.x, sz.y);
     }
     FX_FLOAT* fcaption =
         static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::Margin));
     rect.Inflate(*fcaption, *fcaption);
     CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
   } else {
     rect = m_pProperties->m_rtWidget;
   }
   return FWL_Error::Succeeded;
 }

 void CFWL_PushButtonImp::SetStates(uint32_t dwStates, FX_BOOL bSet) {
   if ((dwStates & FWL_WGTSTATE_Disabled) && bSet) {
     m_pProperties->m_dwStates = FWL_WGTSTATE_Disabled;
     return;
   }
   CFWL_WidgetImp::SetStates(dwStates, bSet);
 }

 FWL_Error CFWL_PushButtonImp::Update() {
   if (IsLocked()) {
     return FWL_Error::Indefinite;
   }
   if (!m_pProperties->m_pThemeProvider) {
     m_pProperties->m_pThemeProvider = GetAvailableTheme();
   }
   UpdateTextOutStyles();
   GetClientRect(m_rtClient);
   m_rtCaption = m_rtClient;
   FX_FLOAT* fcaption =
       static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::Margin));
   m_rtCaption.Inflate(-*fcaption, -*fcaption);
   return FWL_Error::Succeeded;
 }
 FWL_Error CFWL_PushButtonImp::DrawWidget(CFX_Graphics* pGraphics,
                                          const CFX_Matrix* pMatrix) {
   if (!pGraphics)
     return FWL_Error::Indefinite;
   if (!m_pProperties->m_pThemeProvider)
     return FWL_Error::Indefinite;
   IFWL_PushButtonDP* pData =
       static_cast<IFWL_PushButtonDP*>(m_pProperties->m_pDataProvider);
   CFX_DIBitmap* pPicture = nullptr;
   IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
   if (HasBorder()) {
     DrawBorder(pGraphics, CFWL_Part::Border, m_pProperties->m_pThemeProvider,
                pMatrix);
   }
   if (HasEdge()) {
     DrawEdge(pGraphics, CFWL_Part::Edge, m_pProperties->m_pThemeProvider,
              pMatrix);
   }
   DrawBkground(pGraphics, m_pProperties->m_pThemeProvider, pMatrix);
   CFX_Matrix matrix;
   matrix.Concat(*pMatrix);
   FX_FLOAT iPicwidth = 0;
   FX_FLOAT ipicheight = 0;
   CFX_WideString wsCaption;
   if (pData) {
     pData->GetCaption(m_pInterface, wsCaption);
   }
   CFX_RectF rtText;
   rtText.Set(0, 0, 0, 0);
   if (!wsCaption.IsEmpty()) {
     CalcTextRect(wsCaption, pTheme, 0, m_iTTOAlign, rtText);
   }
   switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_PSB_ModeMask) {
     case FWL_STYLEEXT_PSB_TextOnly:
       DrawText(pGraphics, m_pProperties->m_pThemeProvider, &matrix);
       break;
     case FWL_STYLEEXT_PSB_IconOnly:
       if (pData) {
         pPicture = pData->GetPicture(m_pInterface);
       }
       if (pPicture) {
         CFX_PointF point;
         switch (m_iTTOAlign) {
           case 0: {
             point.x = m_rtClient.left;
             point.y = m_rtClient.top;
             break;
           }
           case 1: {
             point.x = m_rtClient.left +
                       (m_rtClient.width / 2 - pPicture->GetWidth() / 2);
             point.y = m_rtClient.top;
             break;
           }
           case 2:
             point.x = m_rtClient.left + m_rtClient.width - pPicture->GetWidth();
             point.y = m_rtClient.top;
             break;
           case 4:
             point.x = m_rtClient.left;
             point.y = m_rtClient.top + m_rtClient.height / 2 -
                       pPicture->GetHeight() / 2;
             break;
           case 5:
             point.x = m_rtClient.left +
                       (m_rtClient.width / 2 - pPicture->GetWidth() / 2);
             point.y = m_rtClient.top + m_rtClient.height / 2 -
                       pPicture->GetHeight() / 2;
             break;
           case 6:
             point.x = m_rtClient.left + m_rtClient.width - pPicture->GetWidth();
             point.y = m_rtClient.top + m_rtClient.height / 2 -
                       pPicture->GetHeight() / 2;
             break;
           case 8:
             point.x = m_rtClient.left;
             point.y =
                 m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
             break;
           case 9:
             point.x = m_rtClient.left +
                       (m_rtClient.width / 2 - pPicture->GetWidth() / 2);
             point.y =
                 m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
             break;
           case 10:
             point.x = m_rtClient.left + m_rtClient.width - pPicture->GetWidth();
             point.y =
                 m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
             break;
         }
         pGraphics->DrawImage(pPicture, point, &matrix);
       }
       break;
     case FWL_STYLEEXT_PSB_TextIcon:
       if (pPicture) {
         CFX_PointF point;
         switch (m_iTTOAlign) {
           case 0: {
             point.x = m_rtClient.left;
             point.y = m_rtClient.top;
             iPicwidth = (FX_FLOAT)(pPicture->GetWidth() - 7);
             ipicheight =
                 pPicture->GetHeight() / 2 - m_rtCaption.top - rtText.height / 2;
             break;
           }
           case 1: {
             point.x =
                 m_rtClient.left + (m_rtClient.width / 2 -
                                    (pPicture->GetWidth() + rtText.width) / 2);
             point.y = m_rtClient.top;
             iPicwidth = pPicture->GetWidth() -
                         ((m_rtClient.width) / 2 - rtText.width / 2 - point.x) +
                         rtText.width / 2 - 7;
             ipicheight =
                 pPicture->GetHeight() / 2 - m_rtCaption.top - rtText.height / 2;
             break;
           }
           case 2:
             point.x = m_rtClient.left + m_rtClient.width -
                       pPicture->GetWidth() - rtText.width;
             point.y = m_rtClient.top;
             iPicwidth = m_rtClient.left + m_rtClient.width - point.x -
                         pPicture->GetWidth() - rtText.width + 7;
             ipicheight =
                 pPicture->GetHeight() / 2 - m_rtCaption.top - rtText.height / 2;
             break;
           case 4:
             point.x = m_rtClient.left;
             point.y = m_rtClient.top + m_rtClient.height / 2 -
                       pPicture->GetHeight() / 2;
             iPicwidth = m_rtClient.left + pPicture->GetWidth() - 7;
             break;
           case 5:
             point.x =
                 m_rtClient.left + (m_rtClient.width / 2 -
                                    (pPicture->GetWidth() + rtText.width) / 2);
             point.y = m_rtClient.top + m_rtClient.height / 2 -
                       pPicture->GetHeight() / 2;
             iPicwidth = pPicture->GetWidth() -
                         ((m_rtClient.width) / 2 - rtText.width / 2 - point.x) +
                         rtText.width / 2 - 7;
             break;
           case 6:
             point.x = m_rtClient.left + m_rtClient.width -
                       pPicture->GetWidth() - rtText.width;
             point.y = m_rtClient.top + m_rtClient.height / 2 -
                       pPicture->GetHeight() / 2;
             iPicwidth = m_rtClient.left + m_rtClient.width - point.x -
                         pPicture->GetWidth() - rtText.width + 7;
             break;
           case 8:
             point.x = m_rtClient.left;
             point.y =
                 m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
             iPicwidth = (FX_FLOAT)(pPicture->GetWidth() - 7);
             ipicheight -= rtText.height / 2;
             break;
           case 9:
             point.x =
                 m_rtClient.left + (m_rtClient.width / 2 -
                                    (pPicture->GetWidth() + rtText.width) / 2);
             point.y =
                 m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
             iPicwidth = pPicture->GetWidth() -
                         ((m_rtClient.width) / 2 - rtText.width / 2 - point.x) +
                         rtText.width / 2 - 7;
             ipicheight -= rtText.height / 2;
             break;
           case 10:
             point.x = m_rtClient.left + m_rtClient.width -
                       pPicture->GetWidth() - rtText.width;
             point.y =
                 m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
             iPicwidth = m_rtClient.left + m_rtClient.width - point.x -
                         pPicture->GetWidth() - rtText.width + 7;
             ipicheight -= rtText.height / 2;
             break;
         }
         pGraphics->DrawImage(pPicture, point, &matrix);
       }
       matrix.e += m_rtClient.left + iPicwidth;
       matrix.f += m_rtClient.top + ipicheight;
       DrawText(pGraphics, m_pProperties->m_pThemeProvider, &matrix);
       break;
   }
   return FWL_Error::Succeeded;
 }
 void CFWL_PushButtonImp::DrawBkground(CFX_Graphics* pGraphics,
                                       IFWL_ThemeProvider* pTheme,
                                       const CFX_Matrix* pMatrix) {
   CFWL_ThemeBackground param;
   param.m_pWidget = m_pInterface;
   param.m_iPart = CFWL_Part::Background;
   param.m_dwStates = GetPartStates();
   param.m_pGraphics = pGraphics;
   if (pMatrix) {
     param.m_matrix.Concat(*pMatrix);
   }
   param.m_rtPart = m_rtClient;
   if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
     param.m_pData = &m_rtCaption;
   }
   pTheme->DrawBackground(&param);
 }
 void CFWL_PushButtonImp::DrawText(CFX_Graphics* pGraphics,
                                   IFWL_ThemeProvider* pTheme,
                                   const CFX_Matrix* pMatrix) {
   if (!m_pProperties->m_pDataProvider)
     return;
   CFX_WideString wsCaption;
   m_pProperties->m_pDataProvider->GetCaption(m_pInterface, wsCaption);
   if (wsCaption.IsEmpty()) {
     return;
   }
   CFWL_ThemeText param;
   param.m_pWidget = m_pInterface;
   param.m_iPart = CFWL_Part::Caption;
   param.m_dwStates = GetPartStates();
   param.m_pGraphics = pGraphics;
   if (pMatrix) {
     param.m_matrix.Concat(*pMatrix);
   }
   param.m_rtPart = m_rtCaption;
   param.m_wsText = wsCaption;
   param.m_dwTTOStyles = m_dwTTOStyles;
   param.m_iTTOAlign = m_iTTOAlign;
   pTheme->DrawText(&param);
 }
 uint32_t CFWL_PushButtonImp::GetPartStates() {
   uint32_t dwStates = CFWL_PartState_Normal;
   if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
     dwStates |= CFWL_PartState_Focused;
   }
   if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
     dwStates = CFWL_PartState_Disabled;
   } else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) {
     dwStates |= CFWL_PartState_Pressed;
   } else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) {
     dwStates |= CFWL_PartState_Hovered;
   } else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Default) {
     dwStates |= CFWL_PartState_Default;
   }
   return dwStates;
 }
 void CFWL_PushButtonImp::UpdateTextOutStyles() {
   m_iTTOAlign = FDE_TTOALIGNMENT_Center;
   switch (m_pProperties->m_dwStyleExes &
           (FWL_STYLEEXT_PSB_HLayoutMask | FWL_STYLEEXT_PSB_VLayoutMask)) {
     case FWL_STYLEEXT_PSB_Left | FWL_STYLEEXT_PSB_Top: {
       m_iTTOAlign = FDE_TTOALIGNMENT_TopLeft;
       break;
     }
     case FWL_STYLEEXT_PSB_Center | FWL_STYLEEXT_PSB_Top: {
       m_iTTOAlign = FDE_TTOALIGNMENT_TopCenter;
       break;
     }
     case FWL_STYLEEXT_PSB_Right | FWL_STYLEEXT_PSB_Top: {
       m_iTTOAlign = FDE_TTOALIGNMENT_TopRight;
       break;
     }
     case FWL_STYLEEXT_PSB_Left | FWL_STYLEEXT_PSB_VCenter: {
       m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft;
       break;
     }
     case FWL_STYLEEXT_PSB_Center | FWL_STYLEEXT_PSB_VCenter: {
       m_iTTOAlign = FDE_TTOALIGNMENT_Center;
       break;
     }
     case FWL_STYLEEXT_PSB_Right | FWL_STYLEEXT_PSB_VCenter: {
       m_iTTOAlign = FDE_TTOALIGNMENT_CenterRight;
       break;
     }
     case FWL_STYLEEXT_PSB_Left | FWL_STYLEEXT_PSB_Bottom: {
       m_iTTOAlign = FDE_TTOALIGNMENT_BottomLeft;
       break;
     }
     case FWL_STYLEEXT_PSB_Center | FWL_STYLEEXT_PSB_Bottom: {
       m_iTTOAlign = FDE_TTOALIGNMENT_BottomCenter;
       break;
     }
     case FWL_STYLEEXT_PSB_Right | FWL_STYLEEXT_PSB_Bottom: {
       m_iTTOAlign = FDE_TTOALIGNMENT_BottomRight;
       break;
     }
     default: {}
   }
   m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
   if (m_pProperties->m_dwStyleExes & FWL_WGTSTYLE_RTLReading) {
     m_dwTTOStyles |= FDE_TTOSTYLE_RTL;
   }
 }

 CFWL_PushButtonImpDelegate::CFWL_PushButtonImpDelegate(
     CFWL_PushButtonImp* pOwner)
     : m_pOwner(pOwner) {}

 void CFWL_PushButtonImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
   if (!pMessage)
     return;
   if (!m_pOwner->IsEnabled())
     return;

   CFWL_MessageType dwMsgCode = pMessage->GetClassID();
   switch (dwMsgCode) {
     case CFWL_MessageType::SetFocus: {
       OnFocusChanged(pMessage, TRUE);
       break;
     }
     case CFWL_MessageType::KillFocus: {
       OnFocusChanged(pMessage, FALSE);
       break;
     }
     case CFWL_MessageType::Mouse: {
       CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
       switch (pMsg->m_dwCmd) {
         case FWL_MouseCommand::LeftButtonDown: {
           OnLButtonDown(pMsg);
           break;
         }
         case FWL_MouseCommand::LeftButtonUp: {
           OnLButtonUp(pMsg);
           break;
         }
         case FWL_MouseCommand::Move: {
           OnMouseMove(pMsg);
           break;
         }
         case FWL_MouseCommand::Leave: {
           OnMouseLeave(pMsg);
           break;
         }
         default:
           break;
       }
       break;
     }
     case CFWL_MessageType::Key: {
       CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage);
       if (pKey->m_dwCmd == FWL_KeyCommand::KeyDown)
         OnKeyDown(pKey);
       break;
     }
     default: {
       break;
     }
   }
   CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
 }

 void CFWL_PushButtonImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {}

 void CFWL_PushButtonImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
                                               const CFX_Matrix* pMatrix) {
   m_pOwner->DrawWidget(pGraphics, pMatrix);
 }

 void CFWL_PushButtonImpDelegate::OnFocusChanged(CFWL_Message* pMsg,
                                                 FX_BOOL bSet) {
   if (bSet) {
     m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
   } else {
     m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
   }
   m_pOwner->Repaint(&m_pOwner->m_rtClient);
 }
 void CFWL_PushButtonImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
   if ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
     m_pOwner->SetFocus(TRUE);
   }
   m_pOwner->m_bBtnDown = TRUE;
   m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered;
   m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Pressed;
   m_pOwner->Repaint(&m_pOwner->m_rtClient);
 }
 void CFWL_PushButtonImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
   m_pOwner->m_bBtnDown = FALSE;
   if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
     m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
     m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered;
   } else {
     m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered;
     m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
   }
   if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
     CFWL_EvtClick wmClick;
     wmClick.m_pSrcTarget = m_pOwner->m_pInterface;
     m_pOwner->DispatchEvent(&wmClick);
   }
   m_pOwner->Repaint(&m_pOwner->m_rtClient);
 }
 void CFWL_PushButtonImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
   FX_BOOL bRepaint = FALSE;
   if (m_pOwner->m_bBtnDown) {
     if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
       if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) == 0) {
         m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Pressed;
         bRepaint = TRUE;
       }
       if (m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) {
         m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered;
         bRepaint = TRUE;
       }
     } else {
       if (m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) {
         m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
         bRepaint = TRUE;
       }
       if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) == 0) {
         m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered;
         bRepaint = TRUE;
       }
     }
   } else {
     if (!m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
       return;
     }
     if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) == 0) {
       m_pOwner->m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered;
       bRepaint = TRUE;
     }
   }
   if (bRepaint) {
     m_pOwner->Repaint(&m_pOwner->m_rtClient);
   }
 }
 void CFWL_PushButtonImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) {
   m_pOwner->m_bBtnDown = FALSE;
   m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered;
   m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
   m_pOwner->Repaint(&m_pOwner->m_rtClient);
 }
 void CFWL_PushButtonImpDelegate::OnKeyDown(CFWL_MsgKey* pMsg) {
   if (pMsg->m_dwKeyCode == FWL_VKEY_Return) {
     CFWL_EvtMouse wmMouse;
     wmMouse.m_pSrcTarget = m_pOwner->m_pInterface;
     wmMouse.m_dwCmd = FWL_MouseCommand::LeftButtonUp;
     m_pOwner->DispatchEvent(&wmMouse);
     CFWL_EvtClick wmClick;
     wmClick.m_pSrcTarget = m_pOwner->m_pInterface;
     m_pOwner->DispatchEvent(&wmClick);
     return;
   }
   if (pMsg->m_dwKeyCode != FWL_VKEY_Tab) {
     return;
   }
   m_pOwner->DispatchKeyEvent(pMsg);
 }
	// 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/basewidget/fwl_pushbuttonimp.h"

	#include "xfa/fde/tto/fde_textout.h"
	#include "xfa/fwl/basewidget/ifwl_pushbutton.h"
	#include "xfa/fwl/core/cfwl_message.h"
	#include "xfa/fwl/core/cfwl_themebackground.h"
	#include "xfa/fwl/core/cfwl_themetext.h"
	#include "xfa/fwl/core/fwl_noteimp.h"
	#include "xfa/fwl/core/fwl_widgetimp.h"
	#include "xfa/fwl/core/ifwl_themeprovider.h"

	// static
	IFWL_PushButton* IFWL_PushButton::Create(
	const CFWL_WidgetImpProperties& properties,
	IFWL_Widget* pOuter) {
	IFWL_PushButton* pPushButton = new IFWL_PushButton;
	CFWL_PushButtonImp* pPushButtonImpl =
	new CFWL_PushButtonImp(properties, pOuter);
	pPushButton->SetImpl(pPushButtonImpl);
	pPushButtonImpl->SetInterface(pPushButton);
	return pPushButton;
	}
	IFWL_PushButton::IFWL_PushButton() {}

	CFWL_PushButtonImp::CFWL_PushButtonImp(
	const CFWL_WidgetImpProperties& properties,
	IFWL_Widget* pOuter)
	: CFWL_WidgetImp(properties, pOuter),
	m_bBtnDown(FALSE),
	m_dwTTOStyles(FDE_TTOSTYLE_SingleLine),
	m_iTTOAlign(FDE_TTOALIGNMENT_Center) {
	m_rtClient.Set(0, 0, 0, 0);
	m_rtCaption.Set(0, 0, 0, 0);
	}

	CFWL_PushButtonImp::~CFWL_PushButtonImp() {}

	FWL_Error CFWL_PushButtonImp::GetClassName(CFX_WideString& wsClass) const {
	wsClass = FWL_CLASS_PushButton;
	return FWL_Error::Succeeded;
	}

	FWL_Type CFWL_PushButtonImp::GetClassID() const {
	return FWL_Type::PushButton;
	}

	FWL_Error CFWL_PushButtonImp::Initialize() {
	if (CFWL_WidgetImp::Initialize() != FWL_Error::Succeeded)
	return FWL_Error::Indefinite;

	m_pDelegate = new CFWL_PushButtonImpDelegate(this);
	return FWL_Error::Succeeded;
	}

	FWL_Error CFWL_PushButtonImp::Finalize() {
	delete m_pDelegate;
	m_pDelegate = nullptr;
	return CFWL_WidgetImp::Finalize();
	}
	FWL_Error CFWL_PushButtonImp::GetWidgetRect(CFX_RectF& rect,
	FX_BOOL bAutoSize) {
	if (bAutoSize) {
	rect.Set(0, 0, 0, 0);
	if (!m_pProperties->m_pThemeProvider) {
	m_pProperties->m_pThemeProvider = GetAvailableTheme();
	}
	CFX_WideString wsCaption;
	IFWL_PushButtonDP* pData =
	static_cast<IFWL_PushButtonDP*>(m_pProperties->m_pDataProvider);
	if (pData) {
	pData->GetCaption(m_pInterface, wsCaption);
	}
	int32_t iLen = wsCaption.GetLength();
	if (iLen > 0) {
	CFX_SizeF sz = CalcTextSize(wsCaption, m_pProperties->m_pThemeProvider);
	rect.Set(0, 0, sz.x, sz.y);
	}
	FX_FLOAT* fcaption =
	static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::Margin));
	rect.Inflate(fcaption, fcaption);
	CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
	} else {
	rect = m_pProperties->m_rtWidget;
	}
	return FWL_Error::Succeeded;
	}

	void CFWL_PushButtonImp::SetStates(uint32_t dwStates, FX_BOOL bSet) {
	if ((dwStates & FWL_WGTSTATE_Disabled) && bSet) {
	m_pProperties->m_dwStates = FWL_WGTSTATE_Disabled;
	return;
	}
	CFWL_WidgetImp::SetStates(dwStates, bSet);
	}

	FWL_Error CFWL_PushButtonImp::Update() {
	if (IsLocked()) {
	return FWL_Error::Indefinite;
	}
	if (!m_pProperties->m_pThemeProvider) {
	m_pProperties->m_pThemeProvider = GetAvailableTheme();
	}
	UpdateTextOutStyles();
	GetClientRect(m_rtClient);
	m_rtCaption = m_rtClient;
	FX_FLOAT* fcaption =
	static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::Margin));
	m_rtCaption.Inflate(-fcaption, -fcaption);
	return FWL_Error::Succeeded;
	}
	FWL_Error CFWL_PushButtonImp::DrawWidget(CFX_Graphics* pGraphics,
	const CFX_Matrix* pMatrix) {
	if (!pGraphics)
	return FWL_Error::Indefinite;
	if (!m_pProperties->m_pThemeProvider)
	return FWL_Error::Indefinite;
	IFWL_PushButtonDP* pData =
	static_cast<IFWL_PushButtonDP*>(m_pProperties->m_pDataProvider);
	CFX_DIBitmap* pPicture = nullptr;
	IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
	if (HasBorder()) {
	DrawBorder(pGraphics, CFWL_Part::Border, m_pProperties->m_pThemeProvider,
	pMatrix);
	}
	if (HasEdge()) {
	DrawEdge(pGraphics, CFWL_Part::Edge, m_pProperties->m_pThemeProvider,
	pMatrix);
	}
	DrawBkground(pGraphics, m_pProperties->m_pThemeProvider, pMatrix);
	CFX_Matrix matrix;
	matrix.Concat(*pMatrix);
	FX_FLOAT iPicwidth = 0;
	FX_FLOAT ipicheight = 0;
	CFX_WideString wsCaption;
	if (pData) {
	pData->GetCaption(m_pInterface, wsCaption);
	}
	CFX_RectF rtText;
	rtText.Set(0, 0, 0, 0);
	if (!wsCaption.IsEmpty()) {
	CalcTextRect(wsCaption, pTheme, 0, m_iTTOAlign, rtText);
	}
	switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_PSB_ModeMask) {
	case FWL_STYLEEXT_PSB_TextOnly:
	DrawText(pGraphics, m_pProperties->m_pThemeProvider, &matrix);
	break;
	case FWL_STYLEEXT_PSB_IconOnly:
	if (pData) {
	pPicture = pData->GetPicture(m_pInterface);
	}
	if (pPicture) {
	CFX_PointF point;
	switch (m_iTTOAlign) {
	case 0: {
	point.x = m_rtClient.left;
	point.y = m_rtClient.top;
	break;
	}
	case 1: {
	point.x = m_rtClient.left +
	(m_rtClient.width / 2 - pPicture->GetWidth() / 2);
	point.y = m_rtClient.top;
	break;
	}
	case 2:
	point.x = m_rtClient.left + m_rtClient.width - pPicture->GetWidth();
	point.y = m_rtClient.top;
	break;
	case 4:
	point.x = m_rtClient.left;
	point.y = m_rtClient.top + m_rtClient.height / 2 -
	pPicture->GetHeight() / 2;
	break;
	case 5:
	point.x = m_rtClient.left +
	(m_rtClient.width / 2 - pPicture->GetWidth() / 2);
	point.y = m_rtClient.top + m_rtClient.height / 2 -
	pPicture->GetHeight() / 2;
	break;
	case 6:
	point.x = m_rtClient.left + m_rtClient.width - pPicture->GetWidth();
	point.y = m_rtClient.top + m_rtClient.height / 2 -
	pPicture->GetHeight() / 2;
	break;
	case 8:
	point.x = m_rtClient.left;
	point.y =
	m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
	break;
	case 9:
	point.x = m_rtClient.left +
	(m_rtClient.width / 2 - pPicture->GetWidth() / 2);
	point.y =
	m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
	break;
	case 10:
	point.x = m_rtClient.left + m_rtClient.width - pPicture->GetWidth();
	point.y =
	m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
	break;
	}
	pGraphics->DrawImage(pPicture, point, &matrix);
	}
	break;
	case FWL_STYLEEXT_PSB_TextIcon:
	if (pPicture) {
	CFX_PointF point;
	switch (m_iTTOAlign) {
	case 0: {
	point.x = m_rtClient.left;
	point.y = m_rtClient.top;
	iPicwidth = (FX_FLOAT)(pPicture->GetWidth() - 7);
	ipicheight =
	pPicture->GetHeight() / 2 - m_rtCaption.top - rtText.height / 2;
	break;
	}
	case 1: {
	point.x =
	m_rtClient.left + (m_rtClient.width / 2 -
	(pPicture->GetWidth() + rtText.width) / 2);
	point.y = m_rtClient.top;
	iPicwidth = pPicture->GetWidth() -
	((m_rtClient.width) / 2 - rtText.width / 2 - point.x) +
	rtText.width / 2 - 7;
	ipicheight =
	pPicture->GetHeight() / 2 - m_rtCaption.top - rtText.height / 2;
	break;
	}
	case 2:
	point.x = m_rtClient.left + m_rtClient.width -
	pPicture->GetWidth() - rtText.width;
	point.y = m_rtClient.top;
	iPicwidth = m_rtClient.left + m_rtClient.width - point.x -
	pPicture->GetWidth() - rtText.width + 7;
	ipicheight =
	pPicture->GetHeight() / 2 - m_rtCaption.top - rtText.height / 2;
	break;
	case 4:
	point.x = m_rtClient.left;
	point.y = m_rtClient.top + m_rtClient.height / 2 -
	pPicture->GetHeight() / 2;
	iPicwidth = m_rtClient.left + pPicture->GetWidth() - 7;
	break;
	case 5:
	point.x =
	m_rtClient.left + (m_rtClient.width / 2 -
	(pPicture->GetWidth() + rtText.width) / 2);
	point.y = m_rtClient.top + m_rtClient.height / 2 -
	pPicture->GetHeight() / 2;
	iPicwidth = pPicture->GetWidth() -
	((m_rtClient.width) / 2 - rtText.width / 2 - point.x) +
	rtText.width / 2 - 7;
	break;
	case 6:
	point.x = m_rtClient.left + m_rtClient.width -
	pPicture->GetWidth() - rtText.width;
	point.y = m_rtClient.top + m_rtClient.height / 2 -
	pPicture->GetHeight() / 2;
	iPicwidth = m_rtClient.left + m_rtClient.width - point.x -
	pPicture->GetWidth() - rtText.width + 7;
	break;
	case 8:
	point.x = m_rtClient.left;
	point.y =
	m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
	iPicwidth = (FX_FLOAT)(pPicture->GetWidth() - 7);
	ipicheight -= rtText.height / 2;
	break;
	case 9:
	point.x =
	m_rtClient.left + (m_rtClient.width / 2 -
	(pPicture->GetWidth() + rtText.width) / 2);
	point.y =
	m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
	iPicwidth = pPicture->GetWidth() -
	((m_rtClient.width) / 2 - rtText.width / 2 - point.x) +
	rtText.width / 2 - 7;
	ipicheight -= rtText.height / 2;
	break;
	case 10:
	point.x = m_rtClient.left + m_rtClient.width -
	pPicture->GetWidth() - rtText.width;
	point.y =
	m_rtClient.top + m_rtClient.height - pPicture->GetHeight();
	iPicwidth = m_rtClient.left + m_rtClient.width - point.x -
	pPicture->GetWidth() - rtText.width + 7;
	ipicheight -= rtText.height / 2;
	break;
	}
	pGraphics->DrawImage(pPicture, point, &matrix);
	}
	matrix.e += m_rtClient.left + iPicwidth;
	matrix.f += m_rtClient.top + ipicheight;
	DrawText(pGraphics, m_pProperties->m_pThemeProvider, &matrix);
	break;
	}
	return FWL_Error::Succeeded;
	}
	void CFWL_PushButtonImp::DrawBkground(CFX_Graphics* pGraphics,
	IFWL_ThemeProvider* pTheme,
	const CFX_Matrix* pMatrix) {
	CFWL_ThemeBackground param;
	param.m_pWidget = m_pInterface;
	param.m_iPart = CFWL_Part::Background;
	param.m_dwStates = GetPartStates();
	param.m_pGraphics = pGraphics;
	if (pMatrix) {
	param.m_matrix.Concat(*pMatrix);
	}
	param.m_rtPart = m_rtClient;
	if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
	param.m_pData = &m_rtCaption;
	}
	pTheme->DrawBackground(&param);
	}
	void CFWL_PushButtonImp::DrawText(CFX_Graphics* pGraphics,
	IFWL_ThemeProvider* pTheme,
	const CFX_Matrix* pMatrix) {
	if (!m_pProperties->m_pDataProvider)
	return;
	CFX_WideString wsCaption;
	m_pProperties->m_pDataProvider->GetCaption(m_pInterface, wsCaption);
	if (wsCaption.IsEmpty()) {
	return;
	}
	CFWL_ThemeText param;
	param.m_pWidget = m_pInterface;
	param.m_iPart = CFWL_Part::Caption;
	param.m_dwStates = GetPartStates();
	param.m_pGraphics = pGraphics;
	if (pMatrix) {
	param.m_matrix.Concat(*pMatrix);
	}
	param.m_rtPart = m_rtCaption;
	param.m_wsText = wsCaption;
	param.m_dwTTOStyles = m_dwTTOStyles;
	param.m_iTTOAlign = m_iTTOAlign;
	pTheme->DrawText(&param);
	}
	uint32_t CFWL_PushButtonImp::GetPartStates() {
	uint32_t dwStates = CFWL_PartState_Normal;
	if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
	dwStates \|= CFWL_PartState_Focused;
	}
	if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) {
	dwStates = CFWL_PartState_Disabled;
	} else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) {
	dwStates \|= CFWL_PartState_Pressed;
	} else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) {
	dwStates \|= CFWL_PartState_Hovered;
	} else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Default) {
	dwStates \|= CFWL_PartState_Default;
	}
	return dwStates;
	}
	void CFWL_PushButtonImp::UpdateTextOutStyles() {
	m_iTTOAlign = FDE_TTOALIGNMENT_Center;
	switch (m_pProperties->m_dwStyleExes &
	(FWL_STYLEEXT_PSB_HLayoutMask \| FWL_STYLEEXT_PSB_VLayoutMask)) {
	case FWL_STYLEEXT_PSB_Left \| FWL_STYLEEXT_PSB_Top: {
	m_iTTOAlign = FDE_TTOALIGNMENT_TopLeft;
	break;
	}
	case FWL_STYLEEXT_PSB_Center \| FWL_STYLEEXT_PSB_Top: {
	m_iTTOAlign = FDE_TTOALIGNMENT_TopCenter;
	break;
	}
	case FWL_STYLEEXT_PSB_Right \| FWL_STYLEEXT_PSB_Top: {
	m_iTTOAlign = FDE_TTOALIGNMENT_TopRight;
	break;
	}
	case FWL_STYLEEXT_PSB_Left \| FWL_STYLEEXT_PSB_VCenter: {
	m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft;
	break;
	}
	case FWL_STYLEEXT_PSB_Center \| FWL_STYLEEXT_PSB_VCenter: {
	m_iTTOAlign = FDE_TTOALIGNMENT_Center;
	break;
	}
	case FWL_STYLEEXT_PSB_Right \| FWL_STYLEEXT_PSB_VCenter: {
	m_iTTOAlign = FDE_TTOALIGNMENT_CenterRight;
	break;
	}
	case FWL_STYLEEXT_PSB_Left \| FWL_STYLEEXT_PSB_Bottom: {
	m_iTTOAlign = FDE_TTOALIGNMENT_BottomLeft;
	break;
	}
	case FWL_STYLEEXT_PSB_Center \| FWL_STYLEEXT_PSB_Bottom: {
	m_iTTOAlign = FDE_TTOALIGNMENT_BottomCenter;
	break;
	}
	case FWL_STYLEEXT_PSB_Right \| FWL_STYLEEXT_PSB_Bottom: {
	m_iTTOAlign = FDE_TTOALIGNMENT_BottomRight;
	break;
	}
	default: {}
	}
	m_dwTTOStyles = FDE_TTOSTYLE_SingleLine;
	if (m_pProperties->m_dwStyleExes & FWL_WGTSTYLE_RTLReading) {
	m_dwTTOStyles \|= FDE_TTOSTYLE_RTL;
	}
	}

	CFWL_PushButtonImpDelegate::CFWL_PushButtonImpDelegate(
	CFWL_PushButtonImp* pOwner)
	: m_pOwner(pOwner) {}

	void CFWL_PushButtonImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
	if (!pMessage)
	return;
	if (!m_pOwner->IsEnabled())
	return;

	CFWL_MessageType dwMsgCode = pMessage->GetClassID();
	switch (dwMsgCode) {
	case CFWL_MessageType::SetFocus: {
	OnFocusChanged(pMessage, TRUE);
	break;
	}
	case CFWL_MessageType::KillFocus: {
	OnFocusChanged(pMessage, FALSE);
	break;
	}
	case CFWL_MessageType::Mouse: {
	CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
	switch (pMsg->m_dwCmd) {
	case FWL_MouseCommand::LeftButtonDown: {
	OnLButtonDown(pMsg);
	break;
	}
	case FWL_MouseCommand::LeftButtonUp: {
	OnLButtonUp(pMsg);
	break;
	}
	case FWL_MouseCommand::Move: {
	OnMouseMove(pMsg);
	break;
	}
	case FWL_MouseCommand::Leave: {
	OnMouseLeave(pMsg);
	break;
	}
	default:
	break;
	}
	break;
	}
	case CFWL_MessageType::Key: {
	CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage);
	if (pKey->m_dwCmd == FWL_KeyCommand::KeyDown)
	OnKeyDown(pKey);
	break;
	}
	default: {
	break;
	}
	}
	CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
	}

	void CFWL_PushButtonImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {}

	void CFWL_PushButtonImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
	const CFX_Matrix* pMatrix) {
	m_pOwner->DrawWidget(pGraphics, pMatrix);
	}

	void CFWL_PushButtonImpDelegate::OnFocusChanged(CFWL_Message* pMsg,
	FX_BOOL bSet) {
	if (bSet) {
	m_pOwner->m_pProperties->m_dwStates \|= FWL_WGTSTATE_Focused;
	} else {
	m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
	}
	m_pOwner->Repaint(&m_pOwner->m_rtClient);
	}
	void CFWL_PushButtonImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
	if ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) {
	m_pOwner->SetFocus(TRUE);
	}
	m_pOwner->m_bBtnDown = TRUE;
	m_pOwner->m_pProperties->m_dwStates \|= FWL_STATE_PSB_Hovered;
	m_pOwner->m_pProperties->m_dwStates \|= FWL_STATE_PSB_Pressed;
	m_pOwner->Repaint(&m_pOwner->m_rtClient);
	}
	void CFWL_PushButtonImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
	m_pOwner->m_bBtnDown = FALSE;
	if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
	m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
	m_pOwner->m_pProperties->m_dwStates \|= FWL_STATE_PSB_Hovered;
	} else {
	m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered;
	m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
	}
	if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
	CFWL_EvtClick wmClick;
	wmClick.m_pSrcTarget = m_pOwner->m_pInterface;
	m_pOwner->DispatchEvent(&wmClick);
	}
	m_pOwner->Repaint(&m_pOwner->m_rtClient);
	}
	void CFWL_PushButtonImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
	FX_BOOL bRepaint = FALSE;
	if (m_pOwner->m_bBtnDown) {
	if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
	if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) == 0) {
	m_pOwner->m_pProperties->m_dwStates \|= FWL_STATE_PSB_Pressed;
	bRepaint = TRUE;
	}
	if (m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) {
	m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered;
	bRepaint = TRUE;
	}
	} else {
	if (m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) {
	m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
	bRepaint = TRUE;
	}
	if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) == 0) {
	m_pOwner->m_pProperties->m_dwStates \|= FWL_STATE_PSB_Hovered;
	bRepaint = TRUE;
	}
	}
	} else {
	if (!m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) {
	return;
	}
	if ((m_pOwner->m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) == 0) {
	m_pOwner->m_pProperties->m_dwStates \|= FWL_STATE_PSB_Hovered;
	bRepaint = TRUE;
	}
	}
	if (bRepaint) {
	m_pOwner->Repaint(&m_pOwner->m_rtClient);
	}
	}
	void CFWL_PushButtonImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) {
	m_pOwner->m_bBtnDown = FALSE;
	m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered;
	m_pOwner->m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed;
	m_pOwner->Repaint(&m_pOwner->m_rtClient);
	}
	void CFWL_PushButtonImpDelegate::OnKeyDown(CFWL_MsgKey* pMsg) {
	if (pMsg->m_dwKeyCode == FWL_VKEY_Return) {
	CFWL_EvtMouse wmMouse;
	wmMouse.m_pSrcTarget = m_pOwner->m_pInterface;
	wmMouse.m_dwCmd = FWL_MouseCommand::LeftButtonUp;
	m_pOwner->DispatchEvent(&wmMouse);
	CFWL_EvtClick wmClick;
	wmClick.m_pSrcTarget = m_pOwner->m_pInterface;
	m_pOwner->DispatchEvent(&wmClick);
	return;
	}
	if (pMsg->m_dwKeyCode != FWL_VKEY_Tab) {
	return;
	}
	m_pOwner->DispatchKeyEvent(pMsg);
	}