Rename PWL_FooBar files to cpwl_foo_bar.

Change-Id: I7ed0ba0acbbee291e285555974ebf50c0073668f
Reviewed-on: https://pdfium-review.googlesource.com/6250
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>

1 files changed, 460 insertions, 0 deletions

diff --git a/fpdfsdk/pdfwindow/cpwl_list_box.cpp b/fpdfsdk/pdfwindow/cpwl_list_box.cpp
new file mode 100644
index 0000000000..5c161bfdda
--- /dev/null
+++ b/fpdfsdk/pdfwindow/cpwl_list_box.cpp
@@ -0,0 +1,460 @@
+// 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/pdfwindow/cpwl_list_box.h"
+
+#include "fpdfsdk/fxedit/fxet_edit.h"
+#include "fpdfsdk/fxedit/fxet_list.h"
+#include "fpdfsdk/pdfwindow/cpwl_edit.h"
+#include "fpdfsdk/pdfwindow/cpwl_edit_ctrl.h"
+#include "fpdfsdk/pdfwindow/cpwl_scroll_bar.h"
+#include "fpdfsdk/pdfwindow/cpwl_utils.h"
+#include "fpdfsdk/pdfwindow/cpwl_wnd.h"
+#include "public/fpdf_fwlevent.h"
+#include "third_party/base/ptr_util.h"
+
+CPWL_List_Notify::CPWL_List_Notify(CPWL_ListBox* pList) : m_pList(pList) {
+  ASSERT(m_pList);
+}
+
+CPWL_List_Notify::~CPWL_List_Notify() {}
+
+void CPWL_List_Notify::IOnSetScrollInfoY(float fPlateMin,
+                                         float fPlateMax,
+                                         float fContentMin,
+                                         float fContentMax,
+                                         float fSmallStep,
+                                         float fBigStep) {
+  PWL_SCROLL_INFO Info;
+
+  Info.fPlateWidth = fPlateMax - fPlateMin;
+  Info.fContentMin = fContentMin;
+  Info.fContentMax = fContentMax;
+  Info.fSmallStep = fSmallStep;
+  Info.fBigStep = fBigStep;
+
+  m_pList->OnNotify(m_pList.Get(), PNM_SETSCROLLINFO, SBT_VSCROLL,
+                    reinterpret_cast<intptr_t>(&Info));
+
+  if (CPWL_ScrollBar* pScroll = m_pList->GetVScrollBar()) {
+    if (IsFloatBigger(Info.fPlateWidth, Info.fContentMax - Info.fContentMin) ||
+        IsFloatEqual(Info.fPlateWidth, Info.fContentMax - Info.fContentMin)) {
+      if (pScroll->IsVisible()) {
+        pScroll->SetVisible(false);
+        m_pList->RePosChildWnd();
+      }
+    } else {
+      if (!pScroll->IsVisible()) {
+        pScroll->SetVisible(true);
+        m_pList->RePosChildWnd();
+      }
+    }
+  }
+}
+
+void CPWL_List_Notify::IOnSetScrollPosY(float fy) {
+  m_pList->OnNotify(m_pList.Get(), PNM_SETSCROLLPOS, SBT_VSCROLL,
+                    reinterpret_cast<intptr_t>(&fy));
+}
+
+void CPWL_List_Notify::IOnInvalidateRect(CFX_FloatRect* pRect) {
+  m_pList->InvalidateRect(pRect);
+}
+
+CPWL_ListBox::CPWL_ListBox()
+    : m_pList(new CFX_ListCtrl),
+      m_bMouseDown(false),
+      m_bHoverSel(false),
+      m_pFillerNotify(nullptr) {}
+
+CPWL_ListBox::~CPWL_ListBox() {}
+
+CFX_ByteString CPWL_ListBox::GetClassName() const {
+  return "CPWL_ListBox";
+}
+
+void CPWL_ListBox::OnCreated() {
+  m_pList->SetFontMap(GetFontMap());
+  m_pListNotify = pdfium::MakeUnique<CPWL_List_Notify>(this);
+  m_pList->SetNotify(m_pListNotify.get());
+
+  SetHoverSel(HasFlag(PLBS_HOVERSEL));
+  m_pList->SetMultipleSel(HasFlag(PLBS_MULTIPLESEL));
+  m_pList->SetFontSize(GetCreationParam().fFontSize);
+
+  m_bHoverSel = HasFlag(PLBS_HOVERSEL);
+}
+
+void CPWL_ListBox::OnDestroy() {
+  // Make sure the notifier is removed from the list as we are about to
+  // destroy the notifier and don't want to leave a dangling pointer.
+  m_pList->SetNotify(nullptr);
+  m_pListNotify.reset();
+}
+
+void CPWL_ListBox::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) {
+  CPWL_Wnd::GetThisAppearanceStream(sAppStream);
+
+  CFX_ByteTextBuf sListItems;
+
+  CFX_FloatRect rcPlate = m_pList->GetPlateRect();
+  for (int32_t i = 0, sz = m_pList->GetCount(); i < sz; i++) {
+    CFX_FloatRect rcItem = m_pList->GetItemRect(i);
+
+    if (rcItem.bottom > rcPlate.top || rcItem.top < rcPlate.bottom)
+      continue;
+
+    CFX_PointF ptOffset(rcItem.left, (rcItem.top + rcItem.bottom) * 0.5f);
+    if (m_pList->IsItemSelected(i)) {
+      sListItems << CPWL_Utils::GetRectFillAppStream(rcItem,
+                                                     PWL_DEFAULT_SELBACKCOLOR)
+                        .AsStringC();
+      CFX_ByteString sItem =
+          CPWL_Utils::GetEditAppStream(m_pList->GetItemEdit(i), ptOffset);
+      if (sItem.GetLength() > 0) {
+        sListItems << "BT\n"
+                   << CPWL_Utils::GetColorAppStream(PWL_DEFAULT_SELTEXTCOLOR)
+                          .AsStringC()
+                   << sItem.AsStringC() << "ET\n";
+      }
+    } else {
+      CFX_ByteString sItem =
+          CPWL_Utils::GetEditAppStream(m_pList->GetItemEdit(i), ptOffset);
+      if (sItem.GetLength() > 0) {
+        sListItems << "BT\n"
+                   << CPWL_Utils::GetColorAppStream(GetTextColor()).AsStringC()
+                   << sItem.AsStringC() << "ET\n";
+      }
+    }
+  }
+
+  if (sListItems.GetLength() > 0) {
+    CFX_ByteTextBuf sClip;
+    CFX_FloatRect rcClient = GetClientRect();
+
+    sClip << "q\n";
+    sClip << rcClient.left << " " << rcClient.bottom << " "
+          << rcClient.right - rcClient.left << " "
+          << rcClient.top - rcClient.bottom << " re W n\n";
+
+    sClip << sListItems << "Q\n";
+
+    sAppStream << "/Tx BMC\n" << sClip << "EMC\n";
+  }
+}
+
+void CPWL_ListBox::DrawThisAppearance(CFX_RenderDevice* pDevice,
+                                      CFX_Matrix* pUser2Device) {
+  CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device);
+
+  CFX_FloatRect rcPlate = m_pList->GetPlateRect();
+  CFX_FloatRect rcList = GetListRect();
+  CFX_FloatRect rcClient = GetClientRect();
+
+  for (int32_t i = 0, sz = m_pList->GetCount(); i < sz; i++) {
+    CFX_FloatRect rcItem = m_pList->GetItemRect(i);
+    if (rcItem.bottom > rcPlate.top || rcItem.top < rcPlate.bottom)
+      continue;
+
+    CFX_PointF ptOffset(rcItem.left, (rcItem.top + rcItem.bottom) * 0.5f);
+    if (CFX_Edit* pEdit = m_pList->GetItemEdit(i)) {
+      CFX_FloatRect rcContent = pEdit->GetContentRect();
+      if (rcContent.Width() > rcClient.Width())
+        rcItem.Intersect(rcList);
+      else
+        rcItem.Intersect(rcClient);
+    }
+
+    if (m_pList->IsItemSelected(i)) {
+      CFX_SystemHandler* pSysHandler = GetSystemHandler();
+      if (pSysHandler && pSysHandler->IsSelectionImplemented()) {
+        CFX_Edit::DrawEdit(pDevice, pUser2Device, m_pList->GetItemEdit(i),
+                           GetTextColor().ToFXColor(255), rcList, ptOffset,
+                           nullptr, pSysHandler, m_pFormFiller.Get());
+        pSysHandler->OutputSelectedRect(m_pFormFiller.Get(), rcItem);
+      } else {
+        CPWL_Utils::DrawFillRect(pDevice, pUser2Device, rcItem,
+                                 ArgbEncode(255, 0, 51, 113));
+        CFX_Edit::DrawEdit(pDevice, pUser2Device, m_pList->GetItemEdit(i),
+                           ArgbEncode(255, 255, 255, 255), rcList, ptOffset,
+                           nullptr, pSysHandler, m_pFormFiller.Get());
+      }
+    } else {
+      CFX_SystemHandler* pSysHandler = GetSystemHandler();
+      CFX_Edit::DrawEdit(pDevice, pUser2Device, m_pList->GetItemEdit(i),
+                         GetTextColor().ToFXColor(255), rcList, ptOffset,
+                         nullptr, pSysHandler, nullptr);
+    }
+  }
+}
+
+bool CPWL_ListBox::OnKeyDown(uint16_t nChar, uint32_t nFlag) {
+  CPWL_Wnd::OnKeyDown(nChar, nFlag);
+
+  switch (nChar) {
+    default:
+      return false;
+    case FWL_VKEY_Up:
+    case FWL_VKEY_Down:
+    case FWL_VKEY_Home:
+    case FWL_VKEY_Left:
+    case FWL_VKEY_End:
+    case FWL_VKEY_Right:
+      break;
+  }
+
+  switch (nChar) {
+    case FWL_VKEY_Up:
+      m_pList->OnVK_UP(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+      break;
+    case FWL_VKEY_Down:
+      m_pList->OnVK_DOWN(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+      break;
+    case FWL_VKEY_Home:
+      m_pList->OnVK_HOME(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+      break;
+    case FWL_VKEY_Left:
+      m_pList->OnVK_LEFT(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+      break;
+    case FWL_VKEY_End:
+      m_pList->OnVK_END(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+      break;
+    case FWL_VKEY_Right:
+      m_pList->OnVK_RIGHT(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+      break;
+    case FWL_VKEY_Delete:
+      break;
+  }
+
+  bool bExit = false;
+  OnNotifySelChanged(true, bExit, nFlag);
+
+  return true;
+}
+
+bool CPWL_ListBox::OnChar(uint16_t nChar, uint32_t nFlag) {
+  CPWL_Wnd::OnChar(nChar, nFlag);
+
+  if (!m_pList->OnChar(nChar, IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag)))
+    return false;
+
+  bool bExit = false;
+  OnNotifySelChanged(true, bExit, nFlag);
+
+  return true;
+}
+
+bool CPWL_ListBox::OnLButtonDown(const CFX_PointF& point, uint32_t nFlag) {
+  CPWL_Wnd::OnLButtonDown(point, nFlag);
+
+  if (ClientHitTest(point)) {
+    m_bMouseDown = true;
+    SetFocus();
+    SetCapture();
+
+    m_pList->OnMouseDown(point, IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+  }
+
+  return true;
+}
+
+bool CPWL_ListBox::OnLButtonUp(const CFX_PointF& point, uint32_t nFlag) {
+  CPWL_Wnd::OnLButtonUp(point, nFlag);
+
+  if (m_bMouseDown) {
+    ReleaseCapture();
+    m_bMouseDown = false;
+  }
+
+  bool bExit = false;
+  OnNotifySelChanged(false, bExit, nFlag);
+
+  return true;
+}
+
+void CPWL_ListBox::SetHoverSel(bool bHoverSel) {
+  m_bHoverSel = bHoverSel;
+}
+
+bool CPWL_ListBox::OnMouseMove(const CFX_PointF& point, uint32_t nFlag) {
+  CPWL_Wnd::OnMouseMove(point, nFlag);
+
+  if (m_bHoverSel && !IsCaptureMouse() && ClientHitTest(point))
+    m_pList->Select(m_pList->GetItemIndex(point));
+  if (m_bMouseDown)
+    m_pList->OnMouseMove(point, IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+
+  return true;
+}
+
+void CPWL_ListBox::OnNotify(CPWL_Wnd* pWnd,
+                            uint32_t msg,
+                            intptr_t wParam,
+                            intptr_t lParam) {
+  CPWL_Wnd::OnNotify(pWnd, msg, wParam, lParam);
+
+  float fPos;
+
+  switch (msg) {
+    case PNM_SETSCROLLINFO:
+      switch (wParam) {
+        case SBT_VSCROLL:
+          if (CPWL_Wnd* pChild = GetVScrollBar()) {
+            pChild->OnNotify(pWnd, PNM_SETSCROLLINFO, wParam, lParam);
+          }
+          break;
+      }
+      break;
+    case PNM_SETSCROLLPOS:
+      switch (wParam) {
+        case SBT_VSCROLL:
+          if (CPWL_Wnd* pChild = GetVScrollBar()) {
+            pChild->OnNotify(pWnd, PNM_SETSCROLLPOS, wParam, lParam);
+          }
+          break;
+      }
+      break;
+    case PNM_SCROLLWINDOW:
+      fPos = *(float*)lParam;
+      switch (wParam) {
+        case SBT_VSCROLL:
+          m_pList->SetScrollPos(CFX_PointF(0, fPos));
+          break;
+      }
+      break;
+  }
+}
+
+void CPWL_ListBox::KillFocus() {
+  CPWL_Wnd::KillFocus();
+}
+
+void CPWL_ListBox::RePosChildWnd() {
+  CPWL_Wnd::RePosChildWnd();
+
+  m_pList->SetPlateRect(GetListRect());
+}
+
+void CPWL_ListBox::OnNotifySelChanged(bool bKeyDown,
+                                      bool& bExit,
+                                      uint32_t nFlag) {
+  if (!m_pFillerNotify)
+    return;
+
+  bool bRC = true;
+  CFX_WideString swChange = GetText();
+  CFX_WideString strChangeEx;
+  int nSelStart = 0;
+  int nSelEnd = swChange.GetLength();
+  m_pFillerNotify->OnBeforeKeyStroke(GetAttachedData(), swChange, strChangeEx,
+                                     nSelStart, nSelEnd, bKeyDown, bRC, bExit,
+                                     nFlag);
+}
+
+CFX_FloatRect CPWL_ListBox::GetFocusRect() const {
+  if (m_pList->IsMultipleSel()) {
+    CFX_FloatRect rcCaret = m_pList->GetItemRect(m_pList->GetCaret());
+    rcCaret.Intersect(GetClientRect());
+    return rcCaret;
+  }
+
+  return CPWL_Wnd::GetFocusRect();
+}
+
+void CPWL_ListBox::AddString(const CFX_WideString& str) {
+  m_pList->AddString(str);
+}
+
+CFX_WideString CPWL_ListBox::GetText() const {
+  return m_pList->GetText();
+}
+
+void CPWL_ListBox::SetFontSize(float fFontSize) {
+  m_pList->SetFontSize(fFontSize);
+}
+
+float CPWL_ListBox::GetFontSize() const {
+  return m_pList->GetFontSize();
+}
+
+void CPWL_ListBox::Select(int32_t nItemIndex) {
+  m_pList->Select(nItemIndex);
+}
+
+void CPWL_ListBox::SetCaret(int32_t nItemIndex) {
+  m_pList->SetCaret(nItemIndex);
+}
+
+void CPWL_ListBox::SetTopVisibleIndex(int32_t nItemIndex) {
+  m_pList->SetTopItem(nItemIndex);
+}
+
+void CPWL_ListBox::ScrollToListItem(int32_t nItemIndex) {
+  m_pList->ScrollToListItem(nItemIndex);
+}
+
+void CPWL_ListBox::ResetContent() {
+  m_pList->Empty();
+}
+
+void CPWL_ListBox::Reset() {
+  m_pList->Cancel();
+}
+
+bool CPWL_ListBox::IsMultipleSel() const {
+  return m_pList->IsMultipleSel();
+}
+
+int32_t CPWL_ListBox::GetCaretIndex() const {
+  return m_pList->GetCaret();
+}
+
+int32_t CPWL_ListBox::GetCurSel() const {
+  return m_pList->GetSelect();
+}
+
+bool CPWL_ListBox::IsItemSelected(int32_t nItemIndex) const {
+  return m_pList->IsItemSelected(nItemIndex);
+}
+
+int32_t CPWL_ListBox::GetTopVisibleIndex() const {
+  m_pList->ScrollToListItem(m_pList->GetFirstSelected());
+  return m_pList->GetTopItem();
+}
+
+int32_t CPWL_ListBox::GetCount() const {
+  return m_pList->GetCount();
+}
+
+int32_t CPWL_ListBox::FindNext(int32_t nIndex, wchar_t nChar) const {
+  return m_pList->FindNext(nIndex, nChar);
+}
+
+CFX_FloatRect CPWL_ListBox::GetContentRect() const {
+  return m_pList->GetContentRect();
+}
+
+float CPWL_ListBox::GetFirstHeight() const {
+  return m_pList->GetFirstHeight();
+}
+
+CFX_FloatRect CPWL_ListBox::GetListRect() const {
+  return CPWL_Utils::DeflateRect(
+      GetWindowRect(), (float)(GetBorderWidth() + GetInnerBorderWidth()));
+}
+
+bool CPWL_ListBox::OnMouseWheel(short zDelta,
+                                const CFX_PointF& point,
+                                uint32_t nFlag) {
+  if (zDelta < 0)
+    m_pList->OnVK_DOWN(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+  else
+    m_pList->OnVK_UP(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+
+  bool bExit = false;
+  OnNotifySelChanged(false, bExit, nFlag);
+  return true;
+}