Move fpdfsdk/pdfwindow to fpdfsdk/pwl

This makes it clearer what the directory contains.

Change-Id: I34fc38dd30b8e0f6e057052ea33c8b5a10f1b9c3
Reviewed-on: https://pdfium-review.googlesource.com/8791
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

1 files changed, 344 insertions, 0 deletions

diff --git a/fpdfsdk/pwl/cpwl_wnd.h b/fpdfsdk/pwl/cpwl_wnd.h
new file mode 100644
index 0000000000..7c93216a58
--- /dev/null
+++ b/fpdfsdk/pwl/cpwl_wnd.h
@@ -0,0 +1,344 @@
+// 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_PWL_CPWL_WND_H_
+#define FPDFSDK_PWL_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 "core/fxge/cfx_color.h"
+#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
+#include "fpdfsdk/cpdfsdk_widget.h"
+#include "fpdfsdk/pwl/cpwl_timer.h"
+#include "fpdfsdk/pwl/cpwl_timer_handler.h"
+
+class CPWL_Edit;
+class CPWL_MsgControl;
+class CPWL_ScrollBar;
+class CPWL_Wnd;
+class CFX_SystemHandler;
+class IPVT_FontMap;
+class IPWL_Provider;
+struct PWL_SCROLL_INFO;
+
+// 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_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
+
+#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 CFX_Color& c1, const CFX_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 CFX_Color& c1, const CFX_Color& c2) {
+  return !(c1 == c2);
+}
+
+#define PWL_SCROLLBAR_WIDTH 12.0f
+#define PWL_SCROLLBAR_TRANSPARENCY 150
+#define PWL_DEFAULT_SELBACKCOLOR \
+  CFX_Color(COLORTYPE_RGB, 0, 51.0f / 255.0f, 113.0f / 255.0f)
+#define PWL_DEFAULT_BLACKCOLOR CFX_Color(COLORTYPE_GRAY, 0)
+#define PWL_DEFAULT_WHITECOLOR CFX_Color(COLORTYPE_GRAY, 1)
+
+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_Edit* pEdit) = 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
+  CFX_Color sBackgroundColor;                   // optional
+  CPDFSDK_Widget::ObservedPtr pAttachedWidget;  // required
+  BorderStyle nBorderStyle;                     // optional
+  int32_t dwBorderWidth;                        // optional
+  CFX_Color sBorderColor;                       // optional
+  CFX_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 CFX_Observable<CPWL_Wnd> {
+ 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 SetScrollInfo(const PWL_SCROLL_INFO& info);
+  virtual void SetScrollPosition(float pos);
+  virtual void ScrollWindowVertically(float pos);
+  virtual void NotifyLButtonDown(CPWL_Wnd* child, const CFX_PointF& pos);
+  virtual void NotifyLButtonUp(CPWL_Wnd* child, const CFX_PointF& pos);
+  virtual void NotifyMouseMove(CPWL_Wnd* child, const CFX_PointF& pos);
+  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_WideString GetSelectedText();
+  virtual void DeleteSelectedText();
+  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);
+
+  CFX_Color GetBackgroundColor() const;
+  void SetBackgroundColor(const CFX_Color& color);
+  CFX_Color GetBorderColor() const;
+  CFX_Color GetTextColor() const;
+  void SetTextColor(const CFX_Color& color);
+  CFX_Color GetBorderLeftTopColor(BorderStyle nBorderStyle) const;
+  CFX_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 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 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;
+
+  static bool IsCTRLpressed(uint32_t nFlag) {
+    return CPDFSDK_FormFillEnvironment::IsCTRLKeyDown(nFlag);
+  }
+  static bool IsSHIFTpressed(uint32_t nFlag) {
+    return CPDFSDK_FormFillEnvironment::IsSHIFTKeyDown(nFlag);
+  }
+  static bool IsALTpressed(uint32_t nFlag) {
+    return CPDFSDK_FormFillEnvironment::IsALTKeyDown(nFlag);
+  }
+
+ private:
+  CFX_PointF ParentToChild(const CFX_PointF& point) const;
+  CFX_FloatRect ParentToChild(const CFX_FloatRect& rect) const;
+
+  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_PWL_CPWL_WND_H_