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Diffstat (limited to 'fpdfsdk/pdfwindow/PWL_Wnd.h')
| -rw-r--r-- | fpdfsdk/pdfwindow/PWL_Wnd.h | 472 |
1 files changed, 472 insertions, 0 deletions
diff --git a/fpdfsdk/pdfwindow/PWL_Wnd.h b/fpdfsdk/pdfwindow/PWL_Wnd.h new file mode 100644 index 0000000000..394e82d9a6 --- /dev/null +++ b/fpdfsdk/pdfwindow/PWL_Wnd.h @@ -0,0 +1,472 @@ +// 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_PWL_WND_H_ +#define FPDFSDK_PDFWINDOW_PWL_WND_H_ + +#include <vector> + +#include "core/fxcrt/include/fx_basic.h" +#include "core/include/fpdfdoc/fpdf_doc.h" +#include "fpdfsdk/include/fx_systemhandler.h" + +class CPWL_MsgControl; +class CPWL_ScrollBar; +class CPWL_Timer; +class CPWL_TimerHandler; +class CPWL_Wnd; +class IFX_Edit_FontMap; +class IFX_SystemHandler; +class IPWL_Provider; +class IPWL_SpellCheck; + +// 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_SPELLCHECK 0x0008L +#define PRES_UNDO 0x0100L +#define PRES_MULTIPAGES 0x0200L +#define PRES_TEXTOVERFLOW 0x0400L + +// border style +#define PBS_SOLID 0 +#define PBS_DASH 1 +#define PBS_BEVELED 2 +#define PBS_INSET 3 +#define PBS_UNDERLINED 4 +#define PBS_SHADOW 5 + +// 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(int32_t dash, int32_t gap, int32_t phase) + : nDash(dash), nGap(gap), nPhase(phase) {} + + int32_t nDash; + int32_t nGap; + int32_t nPhase; +}; + +struct CPWL_Color { + CPWL_Color(int32_t type = COLORTYPE_TRANSPARENT, + FX_FLOAT color1 = 0.0f, + FX_FLOAT color2 = 0.0f, + FX_FLOAT color3 = 0.0f, + FX_FLOAT color4 = 0.0f) + : nColorType(type), + fColor1(color1), + fColor2(color2), + fColor3(color3), + fColor4(color4) {} + + CPWL_Color(int32_t r, int32_t g, int32_t b) + : nColorType(COLORTYPE_RGB), + fColor1(r / 255.0f), + fColor2(g / 255.0f), + fColor3(b / 255.0f), + fColor4(0) {} + + void ConvertColorType(int32_t other_nColorType); + + /* + COLORTYPE_TRANSPARENT + COLORTYPE_RGB + COLORTYPE_CMYK + COLORTYPE_GRAY + */ + int32_t nColorType; + FX_FLOAT fColor1, fColor2, fColor3, fColor4; +}; + +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_TRANSPARANCY 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_SpellCheck { + public: + virtual ~IPWL_SpellCheck() {} + virtual FX_BOOL CheckWord(const FX_CHAR* sWord) = 0; + virtual void SuggestWords(const FX_CHAR* sWord, + std::vector<CFX_ByteString>& sSuggest) = 0; +}; + +class IPWL_Provider { + public: + virtual ~IPWL_Provider() {} + + // get a matrix which map user space to CWnd client space + virtual CFX_Matrix GetWindowMatrix(void* pAttachedData) = 0; + + /* + 0 L"&Undo\tCtrl+Z" + 1 L"&Redo\tCtrl+Shift+Z" + 2 L"Cu&t\tCtrl+X" + 3 L"&Copy\tCtrl+C" + 4 L"&Paste\tCtrl+V" + 5 L"&Delete" + 6 L"&Select All\tCtrl+A" + */ + virtual CFX_WideString LoadPopupMenuString(int32_t nIndex) = 0; +}; + +class IPWL_FocusHandler { + public: + virtual ~IPWL_FocusHandler() {} + virtual void OnSetFocus(CPWL_Wnd* pWnd) = 0; + virtual void OnKillFocus(CPWL_Wnd* pWnd) = 0; +}; + +struct PWL_CREATEPARAM { + public: + PWL_CREATEPARAM() + : rcRectWnd(0, 0, 0, 0), + pSystemHandler(NULL), + pFontMap(NULL), + pProvider(NULL), + pFocusHandler(NULL), + dwFlags(0), + sBackgroundColor(), + hAttachedWnd(NULL), + pSpellCheck(NULL), + nBorderStyle(PBS_SOLID), + dwBorderWidth(1), + sBorderColor(), + sTextColor(), + sTextStrokeColor(), + nTransparency(255), + fFontSize(PWL_DEFAULT_FONTSIZE), + sDash(3, 0, 0), + pAttachedData(NULL), + pParentWnd(NULL), + pMsgControl(NULL), + eCursorType(FXCT_ARROW), + mtChild(1, 0, 0, 1, 0, 0) {} + + CFX_FloatRect rcRectWnd; // required + IFX_SystemHandler* pSystemHandler; // required + IFX_Edit_FontMap* pFontMap; // required for text window + IPWL_Provider* pProvider; // required for self coordinate + IPWL_FocusHandler* pFocusHandler; // optional + FX_DWORD dwFlags; // optional + CPWL_Color sBackgroundColor; // optional + FX_HWND hAttachedWnd; // required for no-reader framework + IPWL_SpellCheck* pSpellCheck; // required for spellchecking + int32_t nBorderStyle; // optional + int32_t dwBorderWidth; // optional + CPWL_Color sBorderColor; // optional + CPWL_Color sTextColor; // optional + CPWL_Color sTextStrokeColor; // optional + int32_t nTransparency; // optional + FX_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_Timer { + public: + CPWL_Timer(CPWL_TimerHandler* pAttached, IFX_SystemHandler* pSystemHandler); + virtual ~CPWL_Timer(); + + int32_t SetPWLTimer(int32_t nElapse); + void KillPWLTimer(); + static void TimerProc(int32_t idEvent); + + private: + int32_t m_nTimerID; + CPWL_TimerHandler* m_pAttached; + IFX_SystemHandler* m_pSystemHandler; +}; + +class CPWL_TimerHandler { + public: + CPWL_TimerHandler(); + virtual ~CPWL_TimerHandler(); + + void BeginTimer(int32_t nElapse); + void EndTimer(); + virtual void TimerProc(); + virtual IFX_SystemHandler* GetSystemHandler() const = 0; + + private: + CPWL_Timer* m_pTimer; +}; + +class CPWL_Wnd : public CPWL_TimerHandler { + friend class CPWL_MsgControl; + + public: + CPWL_Wnd(); + ~CPWL_Wnd() override; + + void Create(const PWL_CREATEPARAM& cp); + virtual CFX_ByteString GetClassName() const; + void InvalidateFocusHandler(IPWL_FocusHandler* handler); + void InvalidateProvider(IPWL_Provider* provider); + void Destroy(); + void Move(const CFX_FloatRect& rcNew, FX_BOOL bReset, FX_BOOL bRefresh); + virtual void InvalidateRect(CFX_FloatRect* pRect = NULL); + + void DrawAppearance(CFX_RenderDevice* pDevice, CFX_Matrix* pUser2Device); + + virtual FX_BOOL OnKeyDown(uint16_t nChar, FX_DWORD nFlag); + virtual FX_BOOL OnKeyUp(uint16_t nChar, FX_DWORD nFlag); + virtual FX_BOOL OnChar(uint16_t nChar, FX_DWORD nFlag); + virtual FX_BOOL OnLButtonDblClk(const CFX_FloatPoint& point, FX_DWORD nFlag); + virtual FX_BOOL OnLButtonDown(const CFX_FloatPoint& point, FX_DWORD nFlag); + virtual FX_BOOL OnLButtonUp(const CFX_FloatPoint& point, FX_DWORD nFlag); + virtual FX_BOOL OnMButtonDblClk(const CFX_FloatPoint& point, FX_DWORD nFlag); + virtual FX_BOOL OnMButtonDown(const CFX_FloatPoint& point, FX_DWORD nFlag); + virtual FX_BOOL OnMButtonUp(const CFX_FloatPoint& point, FX_DWORD nFlag); + virtual FX_BOOL OnRButtonDown(const CFX_FloatPoint& point, FX_DWORD nFlag); + virtual FX_BOOL OnRButtonUp(const CFX_FloatPoint& point, FX_DWORD nFlag); + virtual FX_BOOL OnMouseMove(const CFX_FloatPoint& point, FX_DWORD nFlag); + virtual FX_BOOL OnMouseWheel(short zDelta, + const CFX_FloatPoint& point, + FX_DWORD nFlag); + + virtual void SetFocus(); + virtual void KillFocus(); + void SetCapture(); + void ReleaseCapture(); + + virtual void OnNotify(CPWL_Wnd* pWnd, + FX_DWORD msg, + intptr_t wParam = 0, + intptr_t lParam = 0); + virtual void SetTextColor(const CPWL_Color& color); + virtual void SetTextStrokeColor(const CPWL_Color& color); + virtual void SetVisible(FX_BOOL bVisible); + + virtual CFX_FloatRect GetFocusRect() const; + virtual CPWL_Color GetBackgroundColor() const; + virtual CPWL_Color GetBorderColor() const; + virtual CPWL_Color GetTextColor() const; + virtual CPWL_Color GetTextStrokeColor() const; + virtual FX_FLOAT GetFontSize() const; + virtual int32_t GetInnerBorderWidth() const; + virtual CPWL_Color GetBorderLeftTopColor(int32_t nBorderStyle) const; + virtual CPWL_Color GetBorderRightBottomColor(int32_t nBorderStyle) const; + + virtual void SetFontSize(FX_FLOAT fFontSize); + + void SetBackgroundColor(const CPWL_Color& color); + void SetClipRect(const CFX_FloatRect& rect); + void SetBorderStyle(int32_t eBorderStyle); + + virtual CFX_FloatRect GetWindowRect() const; + virtual CFX_FloatRect GetClientRect() const; + CFX_FloatPoint GetCenterPoint() const; + int32_t GetBorderWidth() const; + FX_BOOL IsVisible() const { return m_bVisible; } + FX_BOOL HasFlag(FX_DWORD dwFlags) const; + void AddFlag(FX_DWORD dwFlags); + void RemoveFlag(FX_DWORD dwFlags); + const CFX_FloatRect& GetClipRect() const; + CPWL_Wnd* GetParentWindow() const; + int32_t GetBorderStyle() const; + const CPWL_Dash& GetBorderDash() const; + void* GetAttachedData() const; + + FX_BOOL WndHitTest(const CFX_FloatPoint& point) const; + FX_BOOL ClientHitTest(const CFX_FloatPoint& point) const; + FX_BOOL IsCaptureMouse() const; + + const CPWL_Wnd* GetFocused() const; + FX_BOOL IsFocused() const; + FX_BOOL IsReadOnly() const; + CPWL_ScrollBar* GetVScrollBar() const; + + IFX_Edit_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; + + virtual CFX_FloatPoint ChildToParent(const CFX_FloatPoint& point) const; + virtual CFX_FloatRect ChildToParent(const CFX_FloatRect& rect) const; + virtual CFX_FloatPoint ParentToChild(const CFX_FloatPoint& point) const; + virtual CFX_FloatRect ParentToChild(const CFX_FloatRect& rect) const; + + // those methods only implemented by listctrl item + virtual FX_FLOAT GetItemHeight(FX_FLOAT fLimitWidth) { return 0; } + virtual FX_FLOAT GetItemLeftMargin() { return 0; } + virtual FX_FLOAT GetItemRightMargin() { return 0; } + + void EnableWindow(FX_BOOL bEnable); + FX_BOOL IsEnabled(); + virtual void SetCursor(); + + protected: + // CPWL_TimerHandler + IFX_SystemHandler* GetSystemHandler() const override; + + virtual void CreateChildWnd(const PWL_CREATEPARAM& cp); + virtual void RePosChildWnd(); + void GetAppearanceStream(CFX_ByteTextBuf& sAppStream); + virtual void GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream); + virtual void GetChildAppearanceStream(CFX_ByteTextBuf& sAppStream); + + virtual void DrawThisAppearance(CFX_RenderDevice* pDevice, + CFX_Matrix* pUser2Device); + virtual void DrawChildAppearance(CFX_RenderDevice* pDevice, + CFX_Matrix* pUser2Device); + + virtual void OnCreate(PWL_CREATEPARAM& cp); + virtual void OnCreated(); + virtual void OnDestroy(); + + virtual void OnSetFocus(); + virtual void OnKillFocus(); + + virtual void OnEnabled(); + virtual void OnDisabled(); + + void SetNotifyFlag(FX_BOOL bNotifying = TRUE) { m_bNotifying = bNotifying; } + + FX_BOOL IsValid() const; + const PWL_CREATEPARAM& GetCreationParam() const; + FX_BOOL IsNotifying() const { return m_bNotifying; } + + void InvalidateRectMove(const CFX_FloatRect& rcOld, + const CFX_FloatRect& rcNew); + + void PWLtoWnd(const CFX_FloatPoint& point, int32_t& x, int32_t& y) const; + FX_RECT PWLtoWnd(const CFX_FloatRect& rect) const; + FX_HWND GetAttachedHWnd() const; + + FX_BOOL IsWndCaptureMouse(const CPWL_Wnd* pWnd) const; + FX_BOOL IsWndCaptureKeyboard(const CPWL_Wnd* pWnd) const; + const CPWL_Wnd* GetRootWnd() const; + + FX_BOOL IsCTRLpressed(FX_DWORD nFlag) const; + FX_BOOL IsSHIFTpressed(FX_DWORD nFlag) const; + FX_BOOL IsALTpressed(FX_DWORD nFlag) const; + FX_BOOL IsINSERTpressed(FX_DWORD nFlag) const; + + private: + 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; + + protected: + CFX_ArrayTemplate<CPWL_Wnd*> m_aChildren; + + private: + PWL_CREATEPARAM m_sPrivateParam; + + CPWL_ScrollBar* m_pVScrollBar; + + CFX_FloatRect m_rcWindow; + CFX_FloatRect m_rcClip; + + FX_BOOL m_bCreated; + FX_BOOL m_bVisible; + FX_BOOL m_bNotifying; + FX_BOOL m_bEnabled; +}; + +#endif // FPDFSDK_PDFWINDOW_PWL_WND_H_ |