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, 370 insertions, 0 deletions

diff --git a/fpdfsdk/pdfwindow/cpwl_wnd.h b/fpdfsdk/pdfwindow/cpwl_wnd.h
new file mode 100644
index 0000000000..86b0c66272
--- /dev/null
+++ b/fpdfsdk/pdfwindow/cpwl_wnd.h
@@ -0,0 +1,370 @@
+// 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
+
+#ifndef FPDFSDK_PDFWINDOW_CPWL_WND_H_
+#define FPDFSDK_PDFWINDOW_CPWL_WND_H_
+
+#include <memory>
+#include <vector>
+
+#include "core/fpdfdoc/cpdf_formcontrol.h"
+#include "core/fxcrt/cfx_observable.h"
+#include "core/fxcrt/cfx_unowned_ptr.h"
+#include "core/fxcrt/fx_basic.h"
+#include "fpdfsdk/cpdfsdk_widget.h"
+#include "fpdfsdk/pdfwindow/cpwl_color.h"
+#include "fpdfsdk/pdfwindow/cpwl_timer.h"
+#include "fpdfsdk/pdfwindow/cpwl_timer_handler.h"
+
+class CPWL_MsgControl;
+class CPWL_ScrollBar;
+class CPWL_Wnd;
+class CFX_SystemHandler;
+class IPVT_FontMap;
+class IPWL_Provider;
+
+// window styles
+#define PWS_CHILD 0x80000000L
+#define PWS_BORDER 0x40000000L
+#define PWS_BACKGROUND 0x20000000L
+#define PWS_HSCROLL 0x10000000L
+#define PWS_VSCROLL 0x08000000L
+#define PWS_VISIBLE 0x04000000L
+#define PWS_DISABLE 0x02000000L
+#define PWS_READONLY 0x01000000L
+#define PWS_AUTOFONTSIZE 0x00800000L
+#define PWS_AUTOTRANSPARENT 0x00400000L
+#define PWS_NOREFRESHCLIP 0x00200000L
+
+// edit and label styles
+#define PES_MULTILINE 0x0001L
+#define PES_PASSWORD 0x0002L
+#define PES_LEFT 0x0004L
+#define PES_RIGHT 0x0008L
+#define PES_MIDDLE 0x0010L
+#define PES_TOP 0x0020L
+#define PES_BOTTOM 0x0040L
+#define PES_CENTER 0x0080L
+#define PES_CHARARRAY 0x0100L
+#define PES_AUTOSCROLL 0x0200L
+#define PES_AUTORETURN 0x0400L
+#define PES_UNDO 0x0800L
+#define PES_RICH 0x1000L
+#define PES_SPELLCHECK 0x2000L
+#define PES_TEXTOVERFLOW 0x4000L
+#define PES_NOREAD 0x8000L
+
+// listbox styles
+#define PLBS_MULTIPLESEL 0x0001L
+#define PLBS_HOVERSEL 0x0008L
+
+// combobox styles
+#define PCBS_ALLOWCUSTOMTEXT 0x0001L
+
+// richedit styles
+#define PRES_MULTILINE 0x0001L
+#define PRES_AUTORETURN 0x0002L
+#define PRES_AUTOSCROLL 0x0004L
+#define PRES_UNDO 0x0100L
+#define PRES_MULTIPAGES 0x0200L
+#define PRES_TEXTOVERFLOW 0x0400L
+
+// notification messages
+#define PNM_ADDCHILD 0x00000000L
+#define PNM_REMOVECHILD 0x00000001L
+#define PNM_SETSCROLLINFO 0x00000002L
+#define PNM_SETSCROLLPOS 0x00000003L
+#define PNM_SCROLLWINDOW 0x00000004L
+#define PNM_LBUTTONDOWN 0x00000005L
+#define PNM_LBUTTONUP 0x00000006L
+#define PNM_MOUSEMOVE 0x00000007L
+#define PNM_NOTERESET 0x00000008L
+#define PNM_SETCARETINFO 0x00000009L
+#define PNM_SELCHANGED 0x0000000AL
+#define PNM_NOTEEDITCHANGED 0x0000000BL
+
+#define PWL_CLASSNAME_EDIT "CPWL_Edit"
+
+struct CPWL_Dash {
+  CPWL_Dash() : nDash(0), nGap(0), nPhase(0) {}
+  CPWL_Dash(int32_t dash, int32_t gap, int32_t phase)
+      : nDash(dash), nGap(gap), nPhase(phase) {}
+
+  void Reset() {
+    nDash = 0;
+    nGap = 0;
+    nPhase = 0;
+  }
+
+  int32_t nDash;
+  int32_t nGap;
+  int32_t nPhase;
+};
+
+inline bool operator==(const CPWL_Color& c1, const CPWL_Color& c2) {
+  return c1.nColorType == c2.nColorType && c1.fColor1 - c2.fColor1 < 0.0001 &&
+         c1.fColor1 - c2.fColor1 > -0.0001 &&
+         c1.fColor2 - c2.fColor2 < 0.0001 &&
+         c1.fColor2 - c2.fColor2 > -0.0001 &&
+         c1.fColor3 - c2.fColor3 < 0.0001 &&
+         c1.fColor3 - c2.fColor3 > -0.0001 &&
+         c1.fColor4 - c2.fColor4 < 0.0001 && c1.fColor4 - c2.fColor4 > -0.0001;
+}
+
+inline bool operator!=(const CPWL_Color& c1, const CPWL_Color& c2) {
+  return !(c1 == c2);
+}
+
+#define PWL_SCROLLBAR_WIDTH 12.0f
+#define PWL_SCROLLBAR_BUTTON_WIDTH 9.0f
+#define PWL_SCROLLBAR_POSBUTTON_MINWIDTH 2.0f
+#define PWL_SCROLLBAR_TRANSPARENCY 150
+#define PWL_SCROLLBAR_BKCOLOR \
+  CPWL_Color(COLORTYPE_RGB, 220.0f / 255.0f, 220.0f / 255.0f, 220.0f / 255.0f)
+#define PWL_DEFAULT_SELTEXTCOLOR CPWL_Color(COLORTYPE_RGB, 1, 1, 1)
+#define PWL_DEFAULT_SELBACKCOLOR \
+  CPWL_Color(COLORTYPE_RGB, 0, 51.0f / 255.0f, 113.0f / 255.0f)
+#define PWL_DEFAULT_BACKCOLOR PWL_DEFAULT_SELTEXTCOLOR
+#define PWL_DEFAULT_TEXTCOLOR CPWL_Color(COLORTYPE_RGB, 0, 0, 0)
+#define PWL_DEFAULT_FONTSIZE 9.0f
+#define PWL_DEFAULT_BLACKCOLOR CPWL_Color(COLORTYPE_GRAY, 0)
+#define PWL_DEFAULT_WHITECOLOR CPWL_Color(COLORTYPE_GRAY, 1)
+#define PWL_DEFAULT_HEAVYGRAYCOLOR CPWL_Color(COLORTYPE_GRAY, 0.50)
+#define PWL_DEFAULT_LIGHTGRAYCOLOR CPWL_Color(COLORTYPE_GRAY, 0.75)
+#define PWL_TRIANGLE_HALFLEN 2.0f
+#define PWL_CBBUTTON_TRIANGLE_HALFLEN 3.0f
+#define PWL_INVALIDATE_INFLATE 2
+
+class IPWL_Provider : public CFX_Observable<IPWL_Provider> {
+ public:
+  virtual ~IPWL_Provider() {}
+
+  // get a matrix which map user space to CWnd client space
+  virtual CFX_Matrix GetWindowMatrix(void* pAttachedData) = 0;
+};
+
+class IPWL_FocusHandler {
+ public:
+  virtual ~IPWL_FocusHandler() {}
+  virtual void OnSetFocus(CPWL_Wnd* pWnd) = 0;
+};
+
+struct PWL_CREATEPARAM {
+ public:
+  PWL_CREATEPARAM();
+  PWL_CREATEPARAM(const PWL_CREATEPARAM& other);
+
+  void Reset() {
+    rcRectWnd.Reset();
+    pSystemHandler = nullptr;
+    pFontMap = nullptr;
+    pProvider.Reset();
+    pFocusHandler = nullptr;
+    dwFlags = 0;
+    sBackgroundColor.Reset();
+    pAttachedWidget.Reset();
+    nBorderStyle = BorderStyle::SOLID;
+    dwBorderWidth = 0;
+    sBorderColor.Reset();
+    sTextColor.Reset();
+    nTransparency = 0;
+    fFontSize = 0.0f;
+    sDash.Reset();
+    pAttachedData = nullptr;
+    pParentWnd = nullptr;
+    pMsgControl = nullptr;
+    eCursorType = 0;
+    mtChild.SetIdentity();
+  }
+
+  CFX_FloatRect rcRectWnd;                      // required
+  CFX_SystemHandler* pSystemHandler;            // required
+  IPVT_FontMap* pFontMap;                       // required
+  IPWL_Provider::ObservedPtr pProvider;         // required
+  IPWL_FocusHandler* pFocusHandler;             // optional
+  uint32_t dwFlags;                             // optional
+  CPWL_Color sBackgroundColor;                  // optional
+  CPDFSDK_Widget::ObservedPtr pAttachedWidget;  // required
+  BorderStyle nBorderStyle;                     // optional
+  int32_t dwBorderWidth;                        // optional
+  CPWL_Color sBorderColor;                      // optional
+  CPWL_Color sTextColor;                        // optional
+  int32_t nTransparency;                        // optional
+  float fFontSize;                              // optional
+  CPWL_Dash sDash;                              // optional
+  void* pAttachedData;                          // optional
+  CPWL_Wnd* pParentWnd;                         // ignore
+  CPWL_MsgControl* pMsgControl;                 // ignore
+  int32_t eCursorType;                          // ignore
+  CFX_Matrix mtChild;                           // ignore
+};
+
+class CPWL_Wnd : public CPWL_TimerHandler {
+ public:
+  CPWL_Wnd();
+  ~CPWL_Wnd() override;
+
+  virtual CFX_ByteString GetClassName() const;
+  virtual void InvalidateRect(CFX_FloatRect* pRect = nullptr);
+
+  virtual bool OnKeyDown(uint16_t nChar, uint32_t nFlag);
+  virtual bool OnChar(uint16_t nChar, uint32_t nFlag);
+  virtual bool OnLButtonDblClk(const CFX_PointF& point, uint32_t nFlag);
+  virtual bool OnLButtonDown(const CFX_PointF& point, uint32_t nFlag);
+  virtual bool OnLButtonUp(const CFX_PointF& point, uint32_t nFlag);
+  virtual bool OnRButtonDown(const CFX_PointF& point, uint32_t nFlag);
+  virtual bool OnRButtonUp(const CFX_PointF& point, uint32_t nFlag);
+  virtual bool OnMouseMove(const CFX_PointF& point, uint32_t nFlag);
+  virtual bool OnMouseWheel(short zDelta,
+                            const CFX_PointF& point,
+                            uint32_t nFlag);
+  virtual void OnNotify(CPWL_Wnd* pWnd,
+                        uint32_t msg,
+                        intptr_t wParam = 0,
+                        intptr_t lParam = 0);
+  virtual void SetFocus();
+  virtual void KillFocus();
+  virtual void SetCursor();
+  virtual void SetVisible(bool bVisible);
+  virtual void SetFontSize(float fFontSize);
+  virtual float GetFontSize() const;
+
+  virtual CFX_FloatRect GetFocusRect() const;
+  virtual CFX_FloatRect GetClientRect() const;
+
+  void InvalidateFocusHandler(IPWL_FocusHandler* handler);
+  void InvalidateProvider(IPWL_Provider* provider);
+  void Create(const PWL_CREATEPARAM& cp);
+  void Destroy();
+  void Move(const CFX_FloatRect& rcNew, bool bReset, bool bRefresh);
+
+  void SetCapture();
+  void ReleaseCapture();
+
+  void DrawAppearance(CFX_RenderDevice* pDevice, CFX_Matrix* pUser2Device);
+
+  CPWL_Color GetBackgroundColor() const;
+  void SetBackgroundColor(const CPWL_Color& color);
+  CPWL_Color GetBorderColor() const;
+  CPWL_Color GetTextColor() const;
+  void SetTextColor(const CPWL_Color& color);
+  CPWL_Color GetBorderLeftTopColor(BorderStyle nBorderStyle) const;
+  CPWL_Color GetBorderRightBottomColor(BorderStyle nBorderStyle) const;
+
+  void SetBorderStyle(BorderStyle eBorderStyle);
+  BorderStyle GetBorderStyle() const;
+  const CPWL_Dash& GetBorderDash() const;
+
+  int32_t GetBorderWidth() const;
+  int32_t GetInnerBorderWidth() const;
+  CFX_FloatRect GetWindowRect() const;
+  CFX_PointF GetCenterPoint() const;
+
+  bool IsVisible() const { return m_bVisible; }
+  bool HasFlag(uint32_t dwFlags) const;
+  void AddFlag(uint32_t dwFlags);
+  void RemoveFlag(uint32_t dwFlags);
+
+  void SetClipRect(const CFX_FloatRect& rect);
+  const CFX_FloatRect& GetClipRect() const;
+
+  CPWL_Wnd* GetParentWindow() const;
+  void* GetAttachedData() const;
+
+  bool WndHitTest(const CFX_PointF& point) const;
+  bool ClientHitTest(const CFX_PointF& point) const;
+  bool IsCaptureMouse() const;
+
+  void EnableWindow(bool bEnable);
+  bool IsEnabled() const { return m_bEnabled; }
+  const CPWL_Wnd* GetFocused() const;
+  bool IsFocused() const;
+  bool IsReadOnly() const;
+  CPWL_ScrollBar* GetVScrollBar() const;
+
+  IPVT_FontMap* GetFontMap() const;
+  IPWL_Provider* GetProvider() const;
+  IPWL_FocusHandler* GetFocusHandler() const;
+
+  int32_t GetTransparency();
+  void SetTransparency(int32_t nTransparency);
+
+  CFX_Matrix GetChildToRoot() const;
+  CFX_Matrix GetChildMatrix() const;
+  void SetChildMatrix(const CFX_Matrix& mt);
+  CFX_Matrix GetWindowMatrix() const;
+
+ protected:
+  friend class CPWL_MsgControl;
+
+  // CPWL_TimerHandler
+  CFX_SystemHandler* GetSystemHandler() const override;
+
+  virtual void CreateChildWnd(const PWL_CREATEPARAM& cp);
+  virtual void RePosChildWnd();
+  virtual void GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream);
+
+  virtual void DrawThisAppearance(CFX_RenderDevice* pDevice,
+                                  CFX_Matrix* pUser2Device);
+
+  virtual void OnCreate(PWL_CREATEPARAM& cp);
+  virtual void OnCreated();
+  virtual void OnDestroy();
+
+  virtual void OnSetFocus();
+  virtual void OnKillFocus();
+
+  void GetAppearanceStream(CFX_ByteTextBuf& sAppStream);
+  void SetNotifyFlag(bool bNotifying = true) { m_bNotifying = bNotifying; }
+
+  bool IsValid() const;
+  const PWL_CREATEPARAM& GetCreationParam() const;
+  bool IsNotifying() const { return m_bNotifying; }
+
+  void InvalidateRectMove(const CFX_FloatRect& rcOld,
+                          const CFX_FloatRect& rcNew);
+
+  bool IsWndCaptureMouse(const CPWL_Wnd* pWnd) const;
+  bool IsWndCaptureKeyboard(const CPWL_Wnd* pWnd) const;
+  const CPWL_Wnd* GetRootWnd() const;
+
+  bool IsCTRLpressed(uint32_t nFlag) const;
+  bool IsSHIFTpressed(uint32_t nFlag) const;
+  bool IsALTpressed(uint32_t nFlag) const;
+
+ private:
+  CFX_PointF ParentToChild(const CFX_PointF& point) const;
+  CFX_FloatRect ParentToChild(const CFX_FloatRect& rect) const;
+
+  void GetChildAppearanceStream(CFX_ByteTextBuf& sAppStream);
+  void DrawChildAppearance(CFX_RenderDevice* pDevice, CFX_Matrix* pUser2Device);
+
+  FX_RECT PWLtoWnd(const CFX_FloatRect& rect) const;
+
+  void AddChild(CPWL_Wnd* pWnd);
+  void RemoveChild(CPWL_Wnd* pWnd);
+
+  void CreateScrollBar(const PWL_CREATEPARAM& cp);
+  void CreateVScrollBar(const PWL_CREATEPARAM& cp);
+
+  void AdjustStyle();
+  void CreateMsgControl();
+  void DestroyMsgControl();
+
+  CPWL_MsgControl* GetMsgControl() const;
+
+  std::vector<CPWL_Wnd*> m_Children;
+  PWL_CREATEPARAM m_sPrivateParam;
+  CFX_UnownedPtr<CPWL_ScrollBar> m_pVScrollBar;
+  CFX_FloatRect m_rcWindow;
+  CFX_FloatRect m_rcClip;
+  bool m_bCreated;
+  bool m_bVisible;
+  bool m_bNotifying;
+  bool m_bEnabled;
+};
+
+#endif  // FPDFSDK_PDFWINDOW_CPWL_WND_H_