Move fpdfsdk/src up to fpdfsdk/.

This CL moves the files in fpdfsdk/src/ up one level to fpdfsdk/ and fixes
up the include paths, include guards and build files.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1799773002 .

1 files changed, 1512 insertions, 0 deletions

diff --git a/fpdfsdk/pdfwindow/PWL_Note.cpp b/fpdfsdk/pdfwindow/PWL_Note.cpp
new file mode 100644
index 0000000000..7ba6f6ad66
--- /dev/null
+++ b/fpdfsdk/pdfwindow/PWL_Note.cpp
@@ -0,0 +1,1512 @@
+// 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 "fpdfsdk/include/pdfwindow/PWL_Note.h"
+
+#include "fpdfsdk/include/pdfwindow/PWL_Button.h"
+#include "fpdfsdk/include/pdfwindow/PWL_Caret.h"
+#include "fpdfsdk/include/pdfwindow/PWL_Edit.h"
+#include "fpdfsdk/include/pdfwindow/PWL_EditCtrl.h"
+#include "fpdfsdk/include/pdfwindow/PWL_Label.h"
+#include "fpdfsdk/include/pdfwindow/PWL_ListCtrl.h"
+#include "fpdfsdk/include/pdfwindow/PWL_ScrollBar.h"
+#include "fpdfsdk/include/pdfwindow/PWL_Utils.h"
+#include "fpdfsdk/include/pdfwindow/PWL_Wnd.h"
+
+#define POPUP_ITEM_HEAD_BOTTOM 3.0f
+#define POPUP_ITEM_BOTTOMWIDTH 1.0f
+#define POPUP_ITEM_SIDEMARGIN 3.0f
+#define POPUP_ITEM_SPACE 4.0f
+#define POPUP_ITEM_TEXT_INDENT 2.0f
+#define POPUP_ITEM_BORDERCOLOR \
+  CPWL_Color(COLORTYPE_RGB, 80 / 255.0f, 80 / 255.0f, 80 / 255.0f)
+
+#define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001)
+#define IsFloatBigger(fa, fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb)))
+#define IsFloatSmaller(fa, fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb)))
+#define IsFloatEqual(fa, fb) IsFloatZero((fa) - (fb))
+
+CPWL_Note_Options::CPWL_Note_Options() : m_pText(NULL) {}
+
+CPWL_Note_Options::~CPWL_Note_Options() {}
+
+void CPWL_Note_Options::SetTextColor(const CPWL_Color& color) {
+  CPWL_Wnd::SetTextColor(color);
+
+  if (m_pText)
+    m_pText->SetTextColor(color);
+}
+
+void CPWL_Note_Options::RePosChildWnd() {
+  if (IsValid()) {
+    CFX_FloatRect rcClient = GetClientRect();
+
+    if (rcClient.Width() > 15.0f) {
+      rcClient.right -= 15.0f;
+      m_pText->Move(rcClient, TRUE, FALSE);
+      m_pText->SetVisible(TRUE);
+    } else {
+      m_pText->Move(CFX_FloatRect(0, 0, 0, 0), TRUE, FALSE);
+      m_pText->SetVisible(FALSE);
+    }
+  }
+}
+
+void CPWL_Note_Options::CreateChildWnd(const PWL_CREATEPARAM& cp) {
+  m_pText = new CPWL_Label;
+  PWL_CREATEPARAM tcp = cp;
+  tcp.pParentWnd = this;
+  tcp.dwFlags = PWS_CHILD | PWS_VISIBLE;
+  m_pText->Create(tcp);
+}
+
+void CPWL_Note_Options::SetText(const CFX_WideString& sText) {
+  m_pText->SetText(sText.c_str());
+}
+
+void CPWL_Note_Options::DrawThisAppearance(CFX_RenderDevice* pDevice,
+                                           CFX_Matrix* pUser2Device) {
+  CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device);
+
+  CFX_FloatRect rcClient = GetClientRect();
+  rcClient.left = rcClient.right - 15.0f;
+
+  CFX_FloatPoint ptCenter =
+      CFX_FloatPoint((rcClient.left + rcClient.right) * 0.5f,
+                     (rcClient.top + rcClient.bottom) * 0.5f);
+
+  CFX_FloatPoint pt1(ptCenter.x - 2.0f, ptCenter.y + 2.0f * 0.5f);
+  CFX_FloatPoint pt2(ptCenter.x + 2.0f, ptCenter.y + 2.0f * 0.5f);
+  CFX_FloatPoint pt3(ptCenter.x, ptCenter.y - 3.0f * 0.5f);
+
+  CFX_PathData path;
+
+  path.SetPointCount(4);
+  path.SetPoint(0, pt1.x, pt1.y, FXPT_MOVETO);
+  path.SetPoint(1, pt2.x, pt2.y, FXPT_LINETO);
+  path.SetPoint(2, pt3.x, pt3.y, FXPT_LINETO);
+  path.SetPoint(3, pt1.x, pt1.y, FXPT_LINETO);
+
+  pDevice->DrawPath(
+      &path, pUser2Device, NULL,
+      CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()), 0,
+      FXFILL_ALTERNATE);
+}
+
+CFX_FloatRect CPWL_Note_Options::GetContentRect() const {
+  CFX_FloatRect rcText = m_pText->GetContentRect();
+  rcText.right += 15.0f;
+  return rcText;
+}
+
+CPWL_Note_Edit::CPWL_Note_Edit()
+    : m_bEnableNotify(TRUE),
+      m_fOldItemHeight(0.0f),
+      m_bSizeChanged(FALSE),
+      m_fOldMin(0.0f),
+      m_fOldMax(0.0f) {}
+
+CPWL_Note_Edit::~CPWL_Note_Edit() {}
+
+void CPWL_Note_Edit::RePosChildWnd() {
+  m_bEnableNotify = FALSE;
+  CPWL_Edit::RePosChildWnd();
+  m_bEnableNotify = TRUE;
+
+  m_fOldItemHeight = GetContentRect().Height();
+}
+
+void CPWL_Note_Edit::SetText(const FX_WCHAR* csText) {
+  m_bEnableNotify = FALSE;
+  CPWL_Edit::SetText(csText);
+  m_bEnableNotify = TRUE;
+  m_fOldItemHeight = GetContentRect().Height();
+}
+
+void CPWL_Note_Edit::OnSetFocus() {
+  m_bEnableNotify = FALSE;
+  CPWL_Edit::OnSetFocus();
+  m_bEnableNotify = TRUE;
+
+  EnableSpellCheck(TRUE);
+}
+
+void CPWL_Note_Edit::OnKillFocus() {
+  EnableSpellCheck(FALSE);
+
+  if (CPWL_Wnd* pParent = GetParentWindow()) {
+    if (CPWL_Wnd* pGrand = pParent->GetParentWindow()) {
+      ASSERT(pGrand->GetClassName() == "CPWL_NoteItem");
+
+      CPWL_NoteItem* pNoteItem = (CPWL_NoteItem*)pGrand;
+
+      pNoteItem->OnContentsValidate();
+    }
+  }
+
+  CPWL_Edit::OnKillFocus();
+}
+
+void CPWL_Note_Edit::OnNotify(CPWL_Wnd* pWnd,
+                              FX_DWORD msg,
+                              intptr_t wParam,
+                              intptr_t lParam) {
+  if (m_bEnableNotify) {
+    if (wParam == SBT_VSCROLL) {
+      switch (msg) {
+        case PNM_SETSCROLLINFO:
+          if (PWL_SCROLL_INFO* pInfo = (PWL_SCROLL_INFO*)lParam) {
+            if (!IsFloatEqual(pInfo->fContentMax, m_fOldMax) ||
+                !IsFloatEqual(pInfo->fContentMin, m_fOldMin)) {
+              m_bSizeChanged = TRUE;
+              if (CPWL_Wnd* pParent = GetParentWindow()) {
+                pParent->OnNotify(this, PNM_NOTEEDITCHANGED, 0, 0);
+              }
+
+              m_fOldMax = pInfo->fContentMax;
+              m_fOldMin = pInfo->fContentMin;
+              return;
+            }
+          }
+      }
+    }
+  }
+
+  CPWL_Edit::OnNotify(pWnd, msg, wParam, lParam);
+
+  if (m_bEnableNotify) {
+    switch (msg) {
+      case PNM_SETCARETINFO:
+        if (PWL_CARET_INFO* pInfo = (PWL_CARET_INFO*)wParam) {
+          PWL_CARET_INFO newInfo = *pInfo;
+          newInfo.bVisible = TRUE;
+          newInfo.ptHead = ChildToParent(pInfo->ptHead);
+          newInfo.ptFoot = ChildToParent(pInfo->ptFoot);
+
+          if (CPWL_Wnd* pParent = GetParentWindow()) {
+            pParent->OnNotify(this, PNM_SETCARETINFO, (intptr_t)&newInfo, 0);
+          }
+        }
+        break;
+    }
+  }
+}
+
+FX_FLOAT CPWL_Note_Edit::GetItemHeight(FX_FLOAT fLimitWidth) {
+  if (fLimitWidth > 0) {
+    if (!m_bSizeChanged)
+      return m_fOldItemHeight;
+
+    m_bSizeChanged = FALSE;
+
+    EnableNotify(FALSE);
+    EnableRefresh(FALSE);
+    m_pEdit->EnableNotify(FALSE);
+
+    Move(CFX_FloatRect(0, 0, fLimitWidth, 0), TRUE, FALSE);
+    FX_FLOAT fRet = GetContentRect().Height();
+
+    m_pEdit->EnableNotify(TRUE);
+    EnableNotify(TRUE);
+    EnableRefresh(TRUE);
+
+    return fRet;
+  }
+
+  return 0;
+}
+
+FX_FLOAT CPWL_Note_Edit::GetItemLeftMargin() {
+  return POPUP_ITEM_TEXT_INDENT;
+}
+
+FX_FLOAT CPWL_Note_Edit::GetItemRightMargin() {
+  return POPUP_ITEM_TEXT_INDENT;
+}
+
+CPWL_Note_LBBox::CPWL_Note_LBBox() {}
+
+CPWL_Note_LBBox::~CPWL_Note_LBBox() {}
+
+void CPWL_Note_LBBox::DrawThisAppearance(CFX_RenderDevice* pDevice,
+                                         CFX_Matrix* pUser2Device) {
+  CFX_FloatRect rcClient = GetClientRect();
+
+  CFX_GraphStateData gsd;
+  gsd.m_LineWidth = 1.0f;
+
+  CFX_PathData pathCross;
+
+  pathCross.SetPointCount(4);
+  pathCross.SetPoint(0, rcClient.left, rcClient.top, FXPT_MOVETO);
+  pathCross.SetPoint(1, rcClient.right, rcClient.bottom, FXPT_LINETO);
+  pathCross.SetPoint(2, rcClient.left,
+                     rcClient.bottom + rcClient.Height() * 0.5f, FXPT_MOVETO);
+  pathCross.SetPoint(3, rcClient.left + rcClient.Width() * 0.5f,
+                     rcClient.bottom, FXPT_LINETO);
+
+  pDevice->DrawPath(
+      &pathCross, pUser2Device, &gsd, 0,
+      CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()),
+      FXFILL_ALTERNATE);
+}
+
+CPWL_Note_RBBox::CPWL_Note_RBBox() {}
+
+CPWL_Note_RBBox::~CPWL_Note_RBBox() {}
+
+void CPWL_Note_RBBox::DrawThisAppearance(CFX_RenderDevice* pDevice,
+                                         CFX_Matrix* pUser2Device) {
+  CFX_FloatRect rcClient = GetClientRect();
+
+  CFX_GraphStateData gsd;
+  gsd.m_LineWidth = 1.0f;
+
+  CFX_PathData pathCross;
+
+  pathCross.SetPointCount(4);
+  pathCross.SetPoint(0, rcClient.right, rcClient.top, FXPT_MOVETO);
+  pathCross.SetPoint(1, rcClient.left, rcClient.bottom, FXPT_LINETO);
+  pathCross.SetPoint(2, rcClient.right,
+                     rcClient.bottom + rcClient.Height() * 0.5f, FXPT_MOVETO);
+  pathCross.SetPoint(3, rcClient.left + rcClient.Width() * 0.5f,
+                     rcClient.bottom, FXPT_LINETO);
+
+  pDevice->DrawPath(
+      &pathCross, pUser2Device, &gsd, 0,
+      CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()),
+      FXFILL_ALTERNATE);
+}
+
+CPWL_Note_Icon::CPWL_Note_Icon() : m_nType(0) {}
+
+CPWL_Note_Icon::~CPWL_Note_Icon() {}
+
+void CPWL_Note_Icon::SetIconType(int32_t nType) {
+  m_nType = nType;
+}
+
+void CPWL_Note_Icon::DrawThisAppearance(CFX_RenderDevice* pDevice,
+                                        CFX_Matrix* pUser2Device) {
+  CPWL_Utils::DrawIconAppStream(pDevice, pUser2Device, m_nType, GetClientRect(),
+                                GetBackgroundColor(), PWL_DEFAULT_BLACKCOLOR,
+                                GetTransparency());
+}
+
+CPWL_Note_CloseBox::CPWL_Note_CloseBox() : m_bMouseDown(FALSE) {}
+
+CPWL_Note_CloseBox::~CPWL_Note_CloseBox() {}
+
+void CPWL_Note_CloseBox::DrawThisAppearance(CFX_RenderDevice* pDevice,
+                                            CFX_Matrix* pUser2Device) {
+  CPWL_Button::DrawThisAppearance(pDevice, pUser2Device);
+
+  CFX_FloatRect rcClient = GetClientRect();
+  rcClient = CPWL_Utils::DeflateRect(rcClient, 2.0f);
+
+  CFX_GraphStateData gsd;
+  gsd.m_LineWidth = 1.0f;
+
+  CFX_PathData pathCross;
+
+  if (m_bMouseDown) {
+    rcClient.left += 0.5f;
+    rcClient.right += 0.5f;
+    rcClient.top -= 0.5f;
+    rcClient.bottom -= 0.5f;
+  }
+
+  pathCross.SetPointCount(4);
+  pathCross.SetPoint(0, rcClient.left, rcClient.bottom, FXPT_MOVETO);
+  pathCross.SetPoint(1, rcClient.right, rcClient.top, FXPT_LINETO);
+  pathCross.SetPoint(2, rcClient.left, rcClient.top, FXPT_MOVETO);
+  pathCross.SetPoint(3, rcClient.right, rcClient.bottom, FXPT_LINETO);
+
+  pDevice->DrawPath(
+      &pathCross, pUser2Device, &gsd, 0,
+      CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()),
+      FXFILL_ALTERNATE);
+}
+
+FX_BOOL CPWL_Note_CloseBox::OnLButtonDown(const CFX_FloatPoint& point,
+                                          FX_DWORD nFlag) {
+  SetBorderStyle(PBS_INSET);
+  InvalidateRect(NULL);
+
+  m_bMouseDown = TRUE;
+
+  return CPWL_Button::OnLButtonDown(point, nFlag);
+}
+
+FX_BOOL CPWL_Note_CloseBox::OnLButtonUp(const CFX_FloatPoint& point,
+                                        FX_DWORD nFlag) {
+  m_bMouseDown = FALSE;
+
+  SetBorderStyle(PBS_BEVELED);
+  InvalidateRect(NULL);
+
+  return CPWL_Button::OnLButtonUp(point, nFlag);
+}
+
+CPWL_Note_Contents::CPWL_Note_Contents() : m_pEdit(NULL) {}
+
+CPWL_Note_Contents::~CPWL_Note_Contents() {}
+
+CFX_ByteString CPWL_Note_Contents::GetClassName() const {
+  return "CPWL_Note_Contents";
+}
+
+void CPWL_Note_Contents::CreateChildWnd(const PWL_CREATEPARAM& cp) {
+  m_pEdit = new CPWL_Note_Edit;
+  PWL_CREATEPARAM ecp = cp;
+  ecp.pParentWnd = this;
+  ecp.dwFlags = PWS_VISIBLE | PWS_CHILD | PES_MULTILINE | PES_AUTORETURN |
+                PES_TEXTOVERFLOW | PES_UNDO | PES_SPELLCHECK;
+
+  m_pEdit->EnableNotify(FALSE);
+  m_pEdit->Create(ecp);
+  m_pEdit->EnableNotify(TRUE);
+}
+
+void CPWL_Note_Contents::SetText(const CFX_WideString& sText) {
+  if (m_pEdit) {
+    m_pEdit->EnableNotify(FALSE);
+    m_pEdit->SetText(sText.c_str());
+    m_pEdit->EnableNotify(TRUE);
+    OnNotify(m_pEdit, PNM_NOTEEDITCHANGED, 0, 0);
+  }
+}
+
+CFX_WideString CPWL_Note_Contents::GetText() const {
+  if (m_pEdit)
+    return m_pEdit->GetText();
+
+  return L"";
+}
+
+CPWL_NoteItem* CPWL_Note_Contents::CreateSubItem() {
+  CPWL_NoteItem* pNoteItem = new CPWL_NoteItem;
+  PWL_CREATEPARAM icp = GetCreationParam();
+  icp.pParentWnd = this;
+  icp.dwFlags = PWS_CHILD | PWS_VISIBLE | PWS_BACKGROUND;
+  pNoteItem->Create(icp);
+
+  pNoteItem->OnCreateNoteItem();
+
+  pNoteItem->ResetSubjectName(m_aChildren.GetSize() - 1);
+
+  FX_SYSTEMTIME st;
+  if (IFX_SystemHandler* pSH = GetSystemHandler())
+    st = pSH->GetLocalTime();
+  pNoteItem->SetDateTime(st);
+
+  pNoteItem->SetContents(L"");
+
+  OnNotify(pNoteItem, PNM_NOTEEDITCHANGED, 0, 0);
+
+  return pNoteItem;
+}
+
+int32_t CPWL_Note_Contents::CountSubItems() const {
+  return m_aChildren.GetSize() - 1;
+}
+
+IPWL_NoteItem* CPWL_Note_Contents::GetSubItems(int32_t index) const {
+  int32_t nIndex = index + 1;
+
+  if (nIndex > 0 && nIndex < m_aChildren.GetSize()) {
+    if (CPWL_Wnd* pChild = m_aChildren.GetAt(nIndex)) {
+      ASSERT(pChild->GetClassName() == "CPWL_NoteItem");
+      CPWL_NoteItem* pItem = (CPWL_NoteItem*)pChild;
+      return pItem;
+    }
+  }
+  return NULL;
+}
+
+void CPWL_Note_Contents::DeleteSubItem(IPWL_NoteItem* pNoteItem) {
+  int32_t nIndex = GetItemIndex((CPWL_NoteItem*)pNoteItem);
+
+  if (nIndex > 0) {
+    if (CPWL_NoteItem* pPWLNoteItem = (CPWL_NoteItem*)pNoteItem) {
+      pPWLNoteItem->KillFocus();
+      pPWLNoteItem->Destroy();
+      delete pPWLNoteItem;
+    }
+
+    for (int32_t i = nIndex, sz = m_aChildren.GetSize(); i < sz; i++) {
+      if (CPWL_Wnd* pChild = m_aChildren.GetAt(i)) {
+        ASSERT(pChild->GetClassName() == "CPWL_NoteItem");
+        CPWL_NoteItem* pItem = (CPWL_NoteItem*)pChild;
+        pItem->ResetSubjectName(i);
+      }
+    }
+
+    OnNotify(this, PNM_NOTEEDITCHANGED, 0, 0);
+  }
+}
+
+IPWL_NoteItem* CPWL_Note_Contents::GetHitNoteItem(const CFX_FloatPoint& point) {
+  CFX_FloatPoint pt = ParentToChild(point);
+
+  for (int32_t i = 0, sz = m_aChildren.GetSize(); i < sz; i++) {
+    if (CPWL_Wnd* pChild = m_aChildren.GetAt(i)) {
+      if (pChild->GetClassName() == "CPWL_NoteItem") {
+        CPWL_NoteItem* pNoteItem = (CPWL_NoteItem*)pChild;
+        if (IPWL_NoteItem* pRet = pNoteItem->GetHitNoteItem(pt))
+          return pRet;
+      }
+    }
+  }
+  return NULL;
+}
+
+void CPWL_Note_Contents::OnNotify(CPWL_Wnd* pWnd,
+                                  FX_DWORD msg,
+                                  intptr_t wParam,
+                                  intptr_t lParam) {
+  switch (msg) {
+    case PNM_NOTEEDITCHANGED: {
+      int32_t nIndex = GetItemIndex(pWnd);
+      if (nIndex < 0)
+        nIndex = 0;
+
+      m_pEdit->EnableNotify(FALSE);
+      ResetContent(nIndex);
+      m_pEdit->EnableNotify(TRUE);
+
+      for (int32_t i = nIndex + 1, sz = m_aChildren.GetSize(); i < sz; i++) {
+        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+          pChild->OnNotify(this, PNM_NOTERESET, 0, 0);
+      }
+
+      if (CPWL_Wnd* pParent = GetParentWindow()) {
+        pParent->OnNotify(this, PNM_NOTEEDITCHANGED, 0, 0);
+      }
+    }
+      return;
+    case PNM_SCROLLWINDOW:
+      SetScrollPos(CFX_FloatPoint(0.0f, *(FX_FLOAT*)lParam));
+      ResetFace();
+      InvalidateRect(NULL);
+      return;
+    case PNM_SETCARETINFO:
+      if (PWL_CARET_INFO* pInfo = (PWL_CARET_INFO*)wParam) {
+        PWL_CARET_INFO newInfo = *pInfo;
+        newInfo.bVisible = TRUE;
+        newInfo.ptHead = ChildToParent(pInfo->ptHead);
+        newInfo.ptFoot = ChildToParent(pInfo->ptFoot);
+
+        if (CPWL_Wnd* pParent = GetParentWindow()) {
+          pParent->OnNotify(this, PNM_SETCARETINFO, (intptr_t)&newInfo, 0);
+        }
+      }
+      return;
+    case PNM_NOTERESET: {
+      m_pEdit->EnableNotify(FALSE);
+      ResetContent(0);
+      m_pEdit->EnableNotify(TRUE);
+
+      for (int32_t i = 1, sz = m_aChildren.GetSize(); i < sz; i++) {
+        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+          pChild->OnNotify(this, PNM_NOTERESET, 0, 0);
+      }
+
+      m_pEdit->EnableNotify(FALSE);
+      ResetContent(0);
+      m_pEdit->EnableNotify(TRUE);
+    }
+      return;
+  }
+
+  CPWL_Wnd::OnNotify(pWnd, msg, wParam, lParam);
+}
+
+FX_BOOL CPWL_Note_Contents::OnLButtonDown(const CFX_FloatPoint& point,
+                                          FX_DWORD nFlag) {
+  if (CPWL_Wnd::OnLButtonDown(point, nFlag))
+    return TRUE;
+
+  if (!m_pEdit->IsFocused()) {
+    m_pEdit->SetFocus();
+  }
+
+  return TRUE;
+}
+
+void CPWL_Note_Contents::SetEditFocus(FX_BOOL bLast) {
+  if (!m_pEdit->IsFocused()) {
+    m_pEdit->SetFocus();
+    m_pEdit->SetCaret(bLast ? m_pEdit->GetTotalWords() : 0);
+  }
+}
+
+CPWL_Edit* CPWL_Note_Contents::GetEdit() const {
+  return m_pEdit;
+}
+
+void CPWL_Note_Contents::EnableModify(FX_BOOL bEnabled) {
+  if (!bEnabled)
+    m_pEdit->AddFlag(PWS_READONLY);
+  else
+    m_pEdit->RemoveFlag(PWS_READONLY);
+
+  for (int32_t i = 0, sz = m_aChildren.GetSize(); i < sz; i++) {
+    if (CPWL_Wnd* pChild = m_aChildren.GetAt(i)) {
+      if (pChild->GetClassName() == "CPWL_NoteItem") {
+        CPWL_NoteItem* pNoteItem = (CPWL_NoteItem*)pChild;
+        pNoteItem->EnableModify(bEnabled);
+      }
+    }
+  }
+}
+
+void CPWL_Note_Contents::EnableRead(FX_BOOL bEnabled) {
+  if (!bEnabled)
+    m_pEdit->AddFlag(PES_NOREAD);
+  else
+    m_pEdit->RemoveFlag(PES_NOREAD);
+
+  for (int32_t i = 0, sz = m_aChildren.GetSize(); i < sz; i++) {
+    if (CPWL_Wnd* pChild = m_aChildren.GetAt(i)) {
+      if (pChild->GetClassName() == "CPWL_NoteItem") {
+        CPWL_NoteItem* pNoteItem = (CPWL_NoteItem*)pChild;
+        pNoteItem->EnableRead(bEnabled);
+      }
+    }
+  }
+}
+
+CPWL_NoteItem::CPWL_NoteItem()
+    : m_pSubject(NULL),
+      m_pDateTime(NULL),
+      m_pContents(NULL),
+      m_pPrivateData(NULL),
+      m_sAuthor(L""),
+      m_fOldItemHeight(0.0f),
+      m_bSizeChanged(FALSE),
+      m_bAllowModify(TRUE) {}
+
+CPWL_NoteItem::~CPWL_NoteItem() {}
+
+CFX_ByteString CPWL_NoteItem::GetClassName() const {
+  return "CPWL_NoteItem";
+}
+
+void CPWL_NoteItem::CreateChildWnd(const PWL_CREATEPARAM& cp) {
+  CPWL_Color sTextColor;
+
+  if (CPWL_Utils::IsBlackOrWhite(GetBackgroundColor()))
+    sTextColor = PWL_DEFAULT_WHITECOLOR;
+  else
+    sTextColor = PWL_DEFAULT_BLACKCOLOR;
+
+  m_pSubject = new CPWL_Label;
+  PWL_CREATEPARAM scp = cp;
+  scp.pParentWnd = this;
+  scp.dwFlags = PWS_VISIBLE | PWS_CHILD | PES_LEFT | PES_TOP;
+  scp.sTextColor = sTextColor;
+  m_pSubject->Create(scp);
+
+  m_pDateTime = new CPWL_Label;
+  PWL_CREATEPARAM dcp = cp;
+  dcp.pParentWnd = this;
+  dcp.dwFlags = PWS_VISIBLE | PWS_CHILD | PES_RIGHT | PES_TOP;
+  dcp.sTextColor = sTextColor;
+  m_pDateTime->Create(dcp);
+
+  m_pContents = new CPWL_Note_Contents;
+  PWL_CREATEPARAM ccp = cp;
+  ccp.pParentWnd = this;
+  ccp.sBackgroundColor =
+      CPWL_Color(COLORTYPE_RGB, 240 / 255.0f, 240 / 255.0f, 240 / 255.0f);
+  ccp.dwFlags = PWS_VISIBLE | PWS_CHILD | PWS_BACKGROUND;
+  m_pContents->Create(ccp);
+  m_pContents->SetItemSpace(POPUP_ITEM_SPACE);
+  m_pContents->SetTopSpace(POPUP_ITEM_SPACE);
+  m_pContents->SetBottomSpace(POPUP_ITEM_SPACE);
+}
+
+void CPWL_NoteItem::RePosChildWnd() {
+  if (IsValid()) {
+    CFX_FloatRect rcClient = GetClientRect();
+
+    CFX_FloatRect rcSubject = rcClient;
+    rcSubject.left += POPUP_ITEM_TEXT_INDENT;
+    rcSubject.top = rcClient.top;
+    rcSubject.right =
+        PWL_MIN(rcSubject.left + m_pSubject->GetContentRect().Width() + 1.0f,
+                rcClient.right);
+    rcSubject.bottom = rcSubject.top - m_pSubject->GetContentRect().Height();
+    rcSubject.Normalize();
+    m_pSubject->Move(rcSubject, TRUE, FALSE);
+    m_pSubject->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcSubject));
+
+    CFX_FloatRect rcDate = rcClient;
+    rcDate.right -= POPUP_ITEM_TEXT_INDENT;
+    rcDate.left =
+        PWL_MAX(rcDate.right - m_pDateTime->GetContentRect().Width() - 1.0f,
+                rcSubject.right);
+    rcDate.bottom = rcDate.top - m_pDateTime->GetContentRect().Height();
+    rcDate.Normalize();
+    m_pDateTime->Move(rcDate, TRUE, FALSE);
+    m_pDateTime->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcDate));
+
+    CFX_FloatRect rcContents = rcClient;
+    rcContents.left += 1.0f;
+    rcContents.right -= 1.0f;
+    rcContents.top = rcDate.bottom - POPUP_ITEM_HEAD_BOTTOM;
+    rcContents.bottom += POPUP_ITEM_BOTTOMWIDTH;
+    rcContents.Normalize();
+    m_pContents->Move(rcContents, TRUE, FALSE);
+    m_pContents->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcContents));
+  }
+
+  SetClipRect(CPWL_Utils::InflateRect(GetWindowRect(), 1.0f));
+}
+
+void CPWL_NoteItem::SetPrivateData(void* pData) {
+  m_pPrivateData = pData;
+}
+
+void CPWL_NoteItem::SetBkColor(const CPWL_Color& color) {
+  CPWL_Color sBK = color;
+  SetBackgroundColor(sBK);
+
+  CPWL_Color sTextColor;
+
+  if (CPWL_Utils::IsBlackOrWhite(sBK))
+    sTextColor = PWL_DEFAULT_WHITECOLOR;
+  else
+    sTextColor = PWL_DEFAULT_BLACKCOLOR;
+
+  SetTextColor(sTextColor);
+  if (m_pSubject)
+    m_pSubject->SetTextColor(sTextColor);
+  if (m_pDateTime)
+    m_pDateTime->SetTextColor(sTextColor);
+
+  InvalidateRect(nullptr);
+
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    pNotify->OnSetBkColor(this);
+  }
+}
+
+void CPWL_NoteItem::SetSubjectName(const CFX_WideString& sName) {
+  if (m_pSubject) {
+    m_pSubject->SetText(sName.c_str());
+  }
+
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    pNotify->OnSetSubjectName(this);
+  }
+}
+
+void CPWL_NoteItem::SetAuthorName(const CFX_WideString& sName) {
+  m_sAuthor = sName;
+  ResetSubjectName(-1);
+
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    pNotify->OnSetAuthorName(this);
+  }
+}
+
+void CPWL_NoteItem::ResetSubjectName(int32_t nItemIndex) {
+  if (nItemIndex < 0) {
+    if (CPWL_Wnd* pParent = GetParentWindow()) {
+      ASSERT(pParent->GetClassName() == "CPWL_Note_Contents");
+
+      CPWL_Note_Contents* pContents = (CPWL_Note_Contents*)pParent;
+      nItemIndex = pContents->GetItemIndex(this);
+    }
+  }
+
+  const CPWL_Note* pNote = GetNote();
+  CFX_WideString sSubject;
+  sSubject.Format(pNote->GetReplyString().c_str(), nItemIndex);
+
+  if (!m_sAuthor.IsEmpty()) {
+    sSubject += L" - ";
+    sSubject += m_sAuthor;
+  }
+  SetSubjectName(sSubject);
+  RePosChildWnd();
+}
+
+void CPWL_NoteItem::SetDateTime(FX_SYSTEMTIME time) {
+  m_dtNote = time;
+
+  CFX_WideString swTime;
+  swTime.Format(L"%04d-%02d-%02d %02d:%02d:%02d", time.wYear, time.wMonth,
+                time.wDay, time.wHour, time.wMinute, time.wSecond);
+  if (m_pDateTime) {
+    m_pDateTime->SetText(swTime.c_str());
+  }
+
+  RePosChildWnd();
+
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    pNotify->OnSetDateTime(this);
+  }
+}
+
+void CPWL_NoteItem::SetContents(const CFX_WideString& sContents) {
+  if (m_pContents) {
+    m_pContents->SetText(sContents);
+  }
+
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    pNotify->OnSetContents(this);
+  }
+}
+
+CPWL_NoteItem* CPWL_NoteItem::GetParentNoteItem() const {
+  if (CPWL_Wnd* pParent = GetParentWindow()) {
+    if (CPWL_Wnd* pGrand = pParent->GetParentWindow()) {
+      ASSERT(pGrand->GetClassName() == "CPWL_NoteItem");
+      return (CPWL_NoteItem*)pGrand;
+    }
+  }
+
+  return NULL;
+}
+
+IPWL_NoteItem* CPWL_NoteItem::GetParentItem() const {
+  return GetParentNoteItem();
+}
+
+CPWL_Edit* CPWL_NoteItem::GetEdit() const {
+  if (m_pContents)
+    return m_pContents->GetEdit();
+  return NULL;
+}
+
+void* CPWL_NoteItem::GetPrivateData() const {
+  return m_pPrivateData;
+}
+
+CFX_WideString CPWL_NoteItem::GetAuthorName() const {
+  return m_sAuthor;
+}
+
+CPWL_Color CPWL_NoteItem::GetBkColor() const {
+  return GetBackgroundColor();
+}
+
+CFX_WideString CPWL_NoteItem::GetContents() const {
+  if (m_pContents)
+    return m_pContents->GetText();
+
+  return L"";
+}
+
+FX_SYSTEMTIME CPWL_NoteItem::GetDateTime() const {
+  return m_dtNote;
+}
+
+CFX_WideString CPWL_NoteItem::GetSubjectName() const {
+  if (m_pSubject)
+    return m_pSubject->GetText();
+
+  return L"";
+}
+
+CPWL_NoteItem* CPWL_NoteItem::CreateNoteItem() {
+  if (m_pContents)
+    return m_pContents->CreateSubItem();
+
+  return NULL;
+}
+
+IPWL_NoteItem* CPWL_NoteItem::CreateSubItem() {
+  return CreateNoteItem();
+}
+
+int32_t CPWL_NoteItem::CountSubItems() const {
+  if (m_pContents)
+    return m_pContents->CountSubItems();
+
+  return 0;
+}
+
+IPWL_NoteItem* CPWL_NoteItem::GetSubItems(int32_t index) const {
+  if (m_pContents)
+    return m_pContents->GetSubItems(index);
+
+  return NULL;
+}
+
+void CPWL_NoteItem::DeleteSubItem(IPWL_NoteItem* pNoteItem) {
+  KillFocus();
+
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    pNotify->OnItemDelete(pNoteItem);
+  }
+
+  if (m_pContents)
+    m_pContents->DeleteSubItem(pNoteItem);
+}
+
+IPWL_NoteItem* CPWL_NoteItem::GetHitNoteItem(const CFX_FloatPoint& point) {
+  CFX_FloatPoint pt = ParentToChild(point);
+
+  if (WndHitTest(pt)) {
+    if (m_pContents) {
+      if (IPWL_NoteItem* pNoteItem = m_pContents->GetHitNoteItem(pt))
+        return pNoteItem;
+    }
+
+    return this;
+  }
+
+  return NULL;
+}
+
+IPWL_NoteItem* CPWL_NoteItem::GetFocusedNoteItem() const {
+  if (const CPWL_Wnd* pWnd = GetFocused()) {
+    if (pWnd->GetClassName() == "CPWL_Edit") {
+      if (CPWL_Wnd* pParent = pWnd->GetParentWindow()) {
+        ASSERT(pParent->GetClassName() == "CPWL_Note_Contents");
+
+        if (CPWL_Wnd* pGrand = pParent->GetParentWindow()) {
+          ASSERT(pGrand->GetClassName() == "CPWL_NoteItem");
+          return (CPWL_NoteItem*)pGrand;
+        }
+      }
+    }
+  }
+
+  return NULL;
+}
+
+FX_FLOAT CPWL_NoteItem::GetItemHeight(FX_FLOAT fLimitWidth) {
+  if (fLimitWidth > 0) {
+    if (!m_bSizeChanged)
+      return m_fOldItemHeight;
+
+    m_bSizeChanged = FALSE;
+
+    FX_FLOAT fRet = m_pDateTime->GetContentRect().Height();
+    FX_FLOAT fBorderWidth = (FX_FLOAT)GetBorderWidth();
+    if (fLimitWidth > fBorderWidth * 2)
+      fRet += m_pContents->GetContentsHeight(fLimitWidth - fBorderWidth * 2);
+    fRet += POPUP_ITEM_HEAD_BOTTOM + POPUP_ITEM_BOTTOMWIDTH + fBorderWidth * 2;
+
+    return m_fOldItemHeight = fRet;
+  }
+
+  return 0;
+}
+
+FX_FLOAT CPWL_NoteItem::GetItemLeftMargin() {
+  return POPUP_ITEM_SIDEMARGIN;
+}
+
+FX_FLOAT CPWL_NoteItem::GetItemRightMargin() {
+  return POPUP_ITEM_SIDEMARGIN;
+}
+
+FX_BOOL CPWL_NoteItem::OnLButtonDown(const CFX_FloatPoint& point,
+                                     FX_DWORD nFlag) {
+  if (!m_pContents->WndHitTest(m_pContents->ParentToChild(point))) {
+    SetNoteFocus(FALSE);
+  }
+
+  CPWL_Wnd::OnLButtonDown(point, nFlag);
+
+  return TRUE;
+}
+
+FX_BOOL CPWL_NoteItem::OnRButtonUp(const CFX_FloatPoint& point,
+                                   FX_DWORD nFlag) {
+  if (!m_pContents->WndHitTest(m_pContents->ParentToChild(point))) {
+    SetNoteFocus(FALSE);
+    PopupNoteItemMenu(point);
+
+    return TRUE;
+  }
+
+  return CPWL_Wnd::OnRButtonUp(point, nFlag);
+}
+
+void CPWL_NoteItem::OnNotify(CPWL_Wnd* pWnd,
+                             FX_DWORD msg,
+                             intptr_t wParam,
+                             intptr_t lParam) {
+  switch (msg) {
+    case PNM_NOTEEDITCHANGED:
+      m_bSizeChanged = TRUE;
+
+      if (CPWL_Wnd* pParent = GetParentWindow()) {
+        pParent->OnNotify(this, PNM_NOTEEDITCHANGED, 0, 0);
+      }
+      return;
+    case PNM_SETCARETINFO:
+      if (PWL_CARET_INFO* pInfo = (PWL_CARET_INFO*)wParam) {
+        PWL_CARET_INFO newInfo = *pInfo;
+        newInfo.bVisible = TRUE;
+        newInfo.ptHead = ChildToParent(pInfo->ptHead);
+        newInfo.ptFoot = ChildToParent(pInfo->ptFoot);
+
+        if (CPWL_Wnd* pParent = GetParentWindow()) {
+          pParent->OnNotify(this, PNM_SETCARETINFO, (intptr_t)&newInfo, 0);
+        }
+      }
+      return;
+    case PNM_NOTERESET:
+      m_bSizeChanged = TRUE;
+      m_pContents->OnNotify(this, PNM_NOTERESET, 0, 0);
+
+      return;
+  }
+
+  CPWL_Wnd::OnNotify(pWnd, msg, wParam, lParam);
+}
+
+void CPWL_NoteItem::PopupNoteItemMenu(const CFX_FloatPoint& point) {
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    int32_t x, y;
+    PWLtoWnd(point, x, y);
+    if (IFX_SystemHandler* pSH = GetSystemHandler())
+      pSH->ClientToScreen(GetAttachedHWnd(), x, y);
+    pNotify->OnPopupMenu(this, x, y);
+  }
+}
+
+const CPWL_Note* CPWL_NoteItem::GetNote() const {
+  if (const CPWL_Wnd* pRoot = GetRootWnd()) {
+    ASSERT(pRoot->GetClassName() == "CPWL_NoteItem");
+    CPWL_NoteItem* pNoteItem = (CPWL_NoteItem*)pRoot;
+    if (pNoteItem->IsTopItem()) {
+      return (CPWL_Note*)pNoteItem;
+    }
+  }
+
+  return NULL;
+}
+
+IPWL_NoteNotify* CPWL_NoteItem::GetNoteNotify() const {
+  if (const CPWL_Note* pNote = GetNote())
+    return pNote->GetNoteNotify();
+
+  return NULL;
+}
+
+void CPWL_NoteItem::OnCreateNoteItem() {
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    pNotify->OnItemCreate(this);
+  }
+}
+
+void CPWL_NoteItem::OnContentsValidate() {
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    pNotify->OnSetContents(this);
+  }
+}
+
+void CPWL_NoteItem::SetNoteFocus(FX_BOOL bLast) {
+  m_pContents->SetEditFocus(bLast);
+}
+
+void CPWL_NoteItem::EnableModify(FX_BOOL bEnabled) {
+  m_pContents->EnableModify(bEnabled);
+  m_bAllowModify = bEnabled;
+}
+
+void CPWL_NoteItem::EnableRead(FX_BOOL bEnabled) {
+  m_pContents->EnableRead(bEnabled);
+}
+
+CPWL_Note::CPWL_Note(IPopup_Note* pPopupNote,
+                     IPWL_NoteNotify* pNoteNotify,
+                     IPWL_NoteHandler* pNoteHandler)
+    : m_pAuthor(NULL),
+      m_pIcon(NULL),
+      m_pCloseBox(NULL),
+      m_pLBBox(NULL),
+      m_pRBBox(NULL),
+      m_pContentsBar(NULL),
+      m_pOptions(NULL),
+      m_pNoteNotify(pNoteNotify),
+      m_bResizing(FALSE),
+      m_bEnableNotify(TRUE) {}
+
+CPWL_Note::~CPWL_Note() {}
+
+IPWL_NoteItem* CPWL_Note::Reply() {
+  return CreateNoteItem();
+}
+
+void CPWL_Note::EnableNotify(FX_BOOL bEnabled) {
+  m_bEnableNotify = bEnabled;
+}
+
+void CPWL_Note::RePosChildWnd() {
+  RePosNoteChildren();
+  m_pContents->OnNotify(this, PNM_NOTERESET, 0, 0);
+  ResetScrollBar();
+  m_pContents->OnNotify(this, PNM_NOTERESET, 0, 0);
+  OnNotify(this, PNM_NOTEEDITCHANGED, 0, 0);
+  if (const CPWL_Wnd* pWnd = GetFocused()) {
+    if (pWnd->GetClassName() == "CPWL_Edit") {
+      CPWL_Edit* pEdit = (CPWL_Edit*)pWnd;
+      pEdit->SetCaret(pEdit->GetCaret());
+    }
+  }
+}
+
+FX_BOOL CPWL_Note::ResetScrollBar() {
+  FX_BOOL bScrollChanged = FALSE;
+
+  if (ScrollBarShouldVisible()) {
+    if (!m_pContentsBar->IsVisible()) {
+      m_pContentsBar->SetVisible(TRUE);
+      if (m_pContentsBar->IsVisible()) {
+        m_pContentsBar->InvalidateRect(NULL);
+        bScrollChanged = TRUE;
+      }
+    }
+  } else {
+    if (m_pContentsBar->IsVisible()) {
+      m_pContentsBar->SetVisible(FALSE);
+      m_pContentsBar->InvalidateRect(NULL);
+
+      bScrollChanged = TRUE;
+    }
+  }
+
+  if (bScrollChanged) {
+    CFX_FloatRect rcNote = GetClientRect();
+    CFX_FloatRect rcContents = m_pContents->GetWindowRect();
+    rcContents.right = rcNote.right - 3.0f;
+    if (m_pContentsBar->IsVisible())
+      rcContents.right -= PWL_SCROLLBAR_WIDTH;
+    m_pContents->Move(rcContents, TRUE, TRUE);
+    m_pContents->SetScrollPos(CFX_FloatPoint(0.0f, 0.0f));
+    m_pContents->InvalidateRect(NULL);
+  }
+
+  return bScrollChanged;
+}
+
+FX_BOOL CPWL_Note::ScrollBarShouldVisible() {
+  CFX_FloatRect rcContentsFact = m_pContents->GetScrollArea();
+  CFX_FloatRect rcContentsClient = m_pContents->GetClientRect();
+
+  return rcContentsFact.Height() > rcContentsClient.Height();
+}
+
+void CPWL_Note::SetOptionsText(const CFX_WideString& sText) {
+  if (m_pOptions)
+    m_pOptions->SetText(sText);
+
+  RePosNoteChildren();
+}
+
+void CPWL_Note::RePosNoteChildren() {
+  if (m_bResizing)
+    return;
+
+  m_bResizing = TRUE;
+
+  if (IsValid()) {
+    CFX_FloatRect rcClient = GetClientRect();
+
+    CFX_FloatRect rcIcon = rcClient;
+    rcIcon.top -= 2.0f;
+    rcIcon.right = rcIcon.left + 14.0f;
+    rcIcon.bottom = rcIcon.top - 14.0f;
+    rcIcon.Normalize();
+    m_pIcon->Move(rcIcon, TRUE, FALSE);
+    m_pIcon->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcIcon));
+
+    CFX_FloatRect rcCloseBox = rcClient;
+    rcCloseBox.right -= 1.0f;
+    rcCloseBox.top -= 1.0f;
+    rcCloseBox.left = rcCloseBox.right - 14.0f;
+    rcCloseBox.bottom = rcCloseBox.top - 14.0f;
+    rcCloseBox.Normalize();
+    m_pCloseBox->Move(rcCloseBox, TRUE, FALSE);
+    m_pCloseBox->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcCloseBox));
+
+    CFX_FloatRect rcDate = rcClient;
+    rcDate.right = rcCloseBox.left - POPUP_ITEM_TEXT_INDENT;
+    rcDate.left =
+        PWL_MAX(rcDate.right - m_pDateTime->GetContentRect().Width() - 1.0f,
+                rcIcon.right + 1.0f);
+    rcDate.top = rcClient.top - 2.0f;
+    rcDate.bottom = rcDate.top - m_pDateTime->GetContentRect().Height();
+    rcDate.Normalize();
+    m_pDateTime->Move(rcDate, TRUE, FALSE);
+    m_pDateTime->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcDate));
+
+    CFX_FloatRect rcSubject = rcClient;
+    rcSubject.top = rcClient.top - 2.0f;
+    rcSubject.left = rcIcon.right + POPUP_ITEM_TEXT_INDENT;
+    rcSubject.right =
+        PWL_MIN(rcSubject.left + m_pSubject->GetContentRect().Width() + 1.0f,
+                rcDate.left - 1.0f);
+    rcSubject.bottom = rcSubject.top - m_pSubject->GetContentRect().Height();
+    rcSubject.Normalize();
+    m_pSubject->Move(rcSubject, TRUE, FALSE);
+    m_pSubject->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcSubject));
+
+    CFX_FloatRect rcOptions = rcClient;
+    rcOptions.left =
+        PWL_MAX(rcOptions.right - m_pOptions->GetContentRect().Width(),
+                rcIcon.right + 1.0f);
+    rcOptions.top = rcSubject.bottom - 4.0f;
+    rcOptions.bottom = rcOptions.top - m_pOptions->GetContentRect().Height();
+    rcOptions.Normalize();
+    m_pOptions->Move(rcOptions, TRUE, FALSE);
+    m_pOptions->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcOptions));
+
+    CFX_FloatRect rcAuthor = rcClient;
+    rcAuthor.top = rcSubject.bottom - 4.0f;
+    rcAuthor.left = rcSubject.left;
+    rcAuthor.right =
+        PWL_MIN(rcSubject.left + m_pAuthor->GetContentRect().Width() + 1.0f,
+                rcOptions.left - 1.0f);
+    rcAuthor.bottom = rcAuthor.top - m_pAuthor->GetContentRect().Height();
+    rcAuthor.Normalize();
+    m_pAuthor->Move(rcAuthor, TRUE, FALSE);
+    m_pAuthor->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcAuthor));
+
+    CFX_FloatRect rcLBBox = rcClient;
+    rcLBBox.top = rcLBBox.bottom + 7.0f;
+    rcLBBox.right = rcLBBox.left + 7.0f;
+    rcLBBox.Normalize();
+    m_pLBBox->Move(rcLBBox, TRUE, FALSE);
+    m_pLBBox->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcLBBox));
+
+    CFX_FloatRect rcRBBox = rcClient;
+    rcRBBox.top = rcRBBox.bottom + 7.0f;
+    rcRBBox.left = rcRBBox.right - 7.0f;
+    rcRBBox.Normalize();
+    m_pRBBox->Move(rcRBBox, TRUE, FALSE);
+    m_pRBBox->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcRBBox));
+
+    CFX_FloatRect rcContents = rcClient;
+    rcContents.top = rcAuthor.bottom - POPUP_ITEM_HEAD_BOTTOM;
+    rcContents.left += 3.0f;
+    rcContents.right -= 3.0f;
+    if (m_pContentsBar->IsVisible())
+      rcContents.right -= PWL_SCROLLBAR_WIDTH;
+    rcContents.bottom += 14.0f;
+    rcContents.Normalize();
+    m_pContents->Move(rcContents, FALSE, FALSE);
+    m_pContents->SetVisible(CPWL_Utils::ContainsRect(rcClient, rcContents));
+
+    CFX_FloatRect rcContentsBar = rcContents;
+    rcContentsBar.right = rcClient.right - 3.0f;
+    rcContentsBar.left = rcContentsBar.right - PWL_SCROLLBAR_WIDTH;
+    rcContentsBar.Normalize();
+    m_pContentsBar->Move(rcContentsBar, TRUE, FALSE);
+  }
+
+  m_bResizing = FALSE;
+}
+
+void CPWL_Note::CreateChildWnd(const PWL_CREATEPARAM& cp) {
+  CPWL_NoteItem::CreateChildWnd(cp);
+
+  CPWL_Color sTextColor;
+
+  if (CPWL_Utils::IsBlackOrWhite(GetBackgroundColor()))
+    sTextColor = PWL_DEFAULT_WHITECOLOR;
+  else
+    sTextColor = PWL_DEFAULT_BLACKCOLOR;
+
+  m_pAuthor = new CPWL_Label;
+  PWL_CREATEPARAM acp = cp;
+  acp.pParentWnd = this;
+  acp.dwFlags = PWS_VISIBLE | PWS_CHILD | PES_LEFT | PES_TOP;
+  acp.sTextColor = sTextColor;
+  m_pAuthor->Create(acp);
+
+  m_pCloseBox = new CPWL_Note_CloseBox;
+  PWL_CREATEPARAM ccp = cp;
+  ccp.pParentWnd = this;
+  ccp.dwBorderWidth = 2;
+  ccp.nBorderStyle = PBS_BEVELED;
+  ccp.dwFlags = PWS_VISIBLE | PWS_CHILD | PWS_BORDER;
+  ccp.sTextColor = sTextColor;
+  m_pCloseBox->Create(ccp);
+
+  m_pIcon = new CPWL_Note_Icon;
+  PWL_CREATEPARAM icp = cp;
+  icp.pParentWnd = this;
+  icp.dwFlags = PWS_VISIBLE | PWS_CHILD;
+  m_pIcon->Create(icp);
+
+  m_pOptions = new CPWL_Note_Options;
+  PWL_CREATEPARAM ocp = cp;
+  ocp.pParentWnd = this;
+  ocp.dwFlags = PWS_CHILD | PWS_VISIBLE;
+  ocp.sTextColor = sTextColor;
+  m_pOptions->Create(ocp);
+
+  m_pLBBox = new CPWL_Note_LBBox;
+  PWL_CREATEPARAM lcp = cp;
+  lcp.pParentWnd = this;
+  lcp.dwFlags = PWS_VISIBLE | PWS_CHILD;
+  lcp.eCursorType = FXCT_NESW;
+  lcp.sTextColor = sTextColor;
+  m_pLBBox->Create(lcp);
+
+  m_pRBBox = new CPWL_Note_RBBox;
+  PWL_CREATEPARAM rcp = cp;
+  rcp.pParentWnd = this;
+  rcp.dwFlags = PWS_VISIBLE | PWS_CHILD;
+  rcp.eCursorType = FXCT_NWSE;
+  rcp.sTextColor = sTextColor;
+  m_pRBBox->Create(rcp);
+
+  m_pContentsBar = new CPWL_ScrollBar(SBT_VSCROLL);
+  PWL_CREATEPARAM scp = cp;
+  scp.pParentWnd = this;
+  scp.sBackgroundColor =
+      CPWL_Color(COLORTYPE_RGB, 240 / 255.0f, 240 / 255.0f, 240 / 255.0f);
+  scp.dwFlags = PWS_CHILD | PWS_VISIBLE | PWS_BACKGROUND;
+  m_pContentsBar->Create(scp);
+  m_pContentsBar->SetNotifyForever(TRUE);
+}
+
+void CPWL_Note::SetSubjectName(const CFX_WideString& sName) {
+  CPWL_NoteItem::SetSubjectName(sName);
+  RePosChildWnd();
+}
+
+void CPWL_Note::SetAuthorName(const CFX_WideString& sName) {
+  if (m_pAuthor) {
+    m_pAuthor->SetText(sName.c_str());
+    RePosChildWnd();
+  }
+
+  if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+    pNotify->OnSetAuthorName(this);
+  }
+}
+
+CFX_WideString CPWL_Note::GetAuthorName() const {
+  if (m_pAuthor)
+    return m_pAuthor->GetText();
+
+  return L"";
+}
+
+FX_BOOL CPWL_Note::OnMouseWheel(short zDelta,
+                                const CFX_FloatPoint& point,
+                                FX_DWORD nFlag) {
+  CFX_FloatPoint ptScroll = m_pContents->GetScrollPos();
+  CFX_FloatRect rcScroll = m_pContents->GetScrollArea();
+  CFX_FloatRect rcContents = m_pContents->GetClientRect();
+
+  if (rcScroll.top - rcScroll.bottom > rcContents.Height()) {
+    CFX_FloatPoint ptNew = ptScroll;
+
+    if (zDelta > 0)
+      ptNew.y += 30;
+    else
+      ptNew.y -= 30;
+
+    if (ptNew.y > rcScroll.top)
+      ptNew.y = rcScroll.top;
+    if (ptNew.y < rcScroll.bottom + rcContents.Height())
+      ptNew.y = rcScroll.bottom + rcContents.Height();
+    if (ptNew.y < rcScroll.bottom)
+      ptNew.y = rcScroll.bottom;
+
+    if (ptNew.y != ptScroll.y) {
+      m_pContents->OnNotify(this, PNM_NOTERESET, 0, 0);
+      m_pContents->OnNotify(this, PNM_SCROLLWINDOW, SBT_VSCROLL,
+                            (intptr_t)&ptNew.y);
+      m_pContentsBar->OnNotify(this, PNM_SETSCROLLPOS, SBT_VSCROLL,
+                               (intptr_t)&ptNew.y);
+
+      return TRUE;
+    }
+  }
+
+  return FALSE;
+}
+
+void CPWL_Note::OnNotify(CPWL_Wnd* pWnd,
+                         FX_DWORD msg,
+                         intptr_t wParam,
+                         intptr_t lParam) {
+  switch (msg) {
+    case PNM_NOTEEDITCHANGED: {
+      CFX_FloatRect rcScroll = m_pContents->GetScrollArea();
+
+      PWL_SCROLL_INFO sInfo;
+      sInfo.fContentMin = rcScroll.bottom;
+      sInfo.fContentMax = rcScroll.top;
+      sInfo.fPlateWidth = m_pContents->GetClientRect().Height();
+      sInfo.fSmallStep = 13.0f;
+      sInfo.fBigStep = sInfo.fPlateWidth;
+
+      if (FXSYS_memcmp(&m_OldScrollInfo, &sInfo, sizeof(PWL_SCROLL_INFO)) !=
+          0) {
+        FX_BOOL bScrollChanged = FALSE;
+
+        if (lParam < 3) {
+          bScrollChanged = ResetScrollBar();
+          if (bScrollChanged) {
+            lParam++;
+            m_pContents->OnNotify(this, PNM_NOTERESET, 0, 0);
+            OnNotify(this, PNM_NOTEEDITCHANGED, 0, lParam);
+          }
+        }
+
+        if (!bScrollChanged) {
+          if (m_pContentsBar->IsVisible()) {
+            m_pContentsBar->OnNotify(pWnd, PNM_SETSCROLLINFO, SBT_VSCROLL,
+                                     (intptr_t)&sInfo);
+            m_OldScrollInfo = sInfo;
+
+            CFX_FloatPoint ptScroll = m_pContents->GetScrollPos();
+            CFX_FloatPoint ptOld = ptScroll;
+
+            if (ptScroll.y > sInfo.fContentMax)
+              ptScroll.y = sInfo.fContentMax;
+            if (ptScroll.y < sInfo.fContentMin + sInfo.fPlateWidth)
+              ptScroll.y = sInfo.fContentMin + sInfo.fPlateWidth;
+            if (ptScroll.y < sInfo.fContentMin)
+              ptScroll.y = sInfo.fContentMin;
+
+            if (ptOld.y != ptScroll.y) {
+              m_pContentsBar->OnNotify(this, PNM_SETSCROLLPOS, SBT_VSCROLL,
+                                       (intptr_t)&ptScroll.y);
+              m_pContentsBar->InvalidateRect(NULL);
+              m_pContents->OnNotify(this, PNM_SCROLLWINDOW, SBT_VSCROLL,
+                                    (intptr_t)&ptScroll.y);
+            }
+          }
+        }
+      }
+    }
+
+      m_pContents->InvalidateRect(NULL);
+
+      return;
+    case PNM_SCROLLWINDOW:
+      if (m_pContents)
+        m_pContents->OnNotify(pWnd, msg, wParam, lParam);
+      return;
+    case PNM_SETSCROLLPOS:
+      if (m_pContentsBar)
+        m_pContentsBar->OnNotify(pWnd, PNM_SETSCROLLPOS, wParam, lParam);
+      return;
+  }
+
+  if (msg == PNM_SETCARETINFO && IsValid()) {
+    if (PWL_CARET_INFO* pInfo = (PWL_CARET_INFO*)wParam) {
+      if (m_pContents) {
+        CFX_FloatRect rcClient = m_pContents->GetClientRect();
+        if (pInfo->ptHead.y > rcClient.top) {
+          CFX_FloatPoint pt = m_pContents->OutToIn(pInfo->ptHead);
+          m_pContents->OnNotify(this, PNM_SCROLLWINDOW, SBT_VSCROLL,
+                                (intptr_t)&pt.y);
+
+          CFX_FloatPoint ptScroll = m_pContents->GetScrollPos();
+          m_pContentsBar->OnNotify(this, PNM_SETSCROLLPOS, SBT_VSCROLL,
+                                   (intptr_t)&ptScroll.y);
+
+          return;
+        }
+
+        if (pInfo->ptFoot.y < rcClient.bottom) {
+          CFX_FloatPoint pt = m_pContents->OutToIn(pInfo->ptFoot);
+          pt.y += rcClient.Height();
+          m_pContents->OnNotify(this, PNM_SCROLLWINDOW, SBT_VSCROLL,
+                                (intptr_t)&pt.y);
+
+          CFX_FloatPoint ptScroll = m_pContents->GetScrollPos();
+          m_pContentsBar->OnNotify(this, PNM_SETSCROLLPOS, SBT_VSCROLL,
+                                   (intptr_t)&ptScroll.y);
+
+          return;
+        }
+      }
+    }
+  }
+
+  CPWL_NoteItem::OnNotify(pWnd, msg, wParam, lParam);
+}
+
+void CPWL_Note::SetBkColor(const CPWL_Color& color) {
+  CPWL_NoteItem::SetBkColor(color);
+
+  CPWL_Color sBK = color;
+  CPWL_Color sTextColor;
+  if (CPWL_Utils::IsBlackOrWhite(sBK))
+    sTextColor = PWL_DEFAULT_WHITECOLOR;
+  else
+    sTextColor = PWL_DEFAULT_BLACKCOLOR;
+
+  if (m_pCloseBox)
+    m_pCloseBox->SetTextColor(sTextColor);
+  if (m_pAuthor)
+    m_pAuthor->SetTextColor(sTextColor);
+  if (m_pOptions)
+    m_pOptions->SetTextColor(sTextColor);
+  if (m_pLBBox)
+    m_pLBBox->SetTextColor(sTextColor);
+  if (m_pRBBox)
+    m_pRBBox->SetTextColor(sTextColor);
+}
+
+FX_BOOL CPWL_Note::OnLButtonDown(const CFX_FloatPoint& point, FX_DWORD nFlag) {
+  if (m_pOptions->WndHitTest(m_pOptions->ParentToChild(point))) {
+    if (IPWL_NoteNotify* pNotify = GetNoteNotify()) {
+      int32_t x, y;
+      PWLtoWnd(point, x, y);
+      if (IFX_SystemHandler* pSH = GetSystemHandler())
+        pSH->ClientToScreen(GetAttachedHWnd(), x, y);
+      KillFocus();
+      pNotify->OnPopupMenu(x, y);
+
+      return TRUE;
+    }
+  }
+
+  return CPWL_Wnd::OnLButtonDown(point, nFlag);
+}
+
+FX_BOOL CPWL_Note::OnRButtonUp(const CFX_FloatPoint& point, FX_DWORD nFlag) {
+  return CPWL_Wnd::OnRButtonUp(point, nFlag);
+}
+
+const CPWL_Note* CPWL_Note::GetNote() const {
+  return this;
+}
+
+IPWL_NoteNotify* CPWL_Note::GetNoteNotify() const {
+  return m_bEnableNotify ? m_pNoteNotify : nullptr;
+}
+
+void CPWL_Note::SetIconType(int32_t nType) {
+  if (m_pIcon)
+    m_pIcon->SetIconType(nType);
+}
+
+void CPWL_Note::EnableModify(FX_BOOL bEnabled) {
+  m_pContents->EnableModify(bEnabled);
+}
+
+void CPWL_Note::EnableRead(FX_BOOL bEnabled) {
+  m_pContents->EnableRead(bEnabled);
+}
+
+CFX_WideString CPWL_Note::GetReplyString() const {
+  return m_sReplyString;
+}
+
+void CPWL_Note::SetReplyString(const CFX_WideString& str) {
+  m_sReplyString = str;
+}