1 /* 2 * Copyright (c) 1996, 2010, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #ifndef AWT_TEXTCOMPONENT_H 27 #define AWT_TEXTCOMPONENT_H 28 29 #include "awt_Component.h" 30 31 #include "java_awt_TextComponent.h" 32 #include "sun_awt_windows_WTextComponentPeer.h" 33 34 #include <ole2.h> 35 #include <richedit.h> 36 #include <richole.h> 37 38 39 /************************************************************************ 40 * AwtTextComponent class 41 */ 42 43 class AwtTextComponent : public AwtComponent { 44 public: 45 /* java.awt.TextComponent canAccessClipboard field ID */ 46 static jfieldID canAccessClipboardID; 47 48 AwtTextComponent(); 49 50 static AwtTextComponent* Create(jobject self, jobject parent, BOOL isMultiline); 51 52 virtual LPCTSTR GetClassName(); 53 LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); 54 55 int RemoveCR(WCHAR *pStr); 56 57 virtual LONG getJavaSelPos(LONG orgPos); 58 virtual LONG getWin32SelPos(LONG orgPos); 59 60 void CheckLineSeparator(WCHAR *pStr); 61 62 virtual void SetSelRange(LONG start, LONG end); 63 64 INLINE void SetText(LPCTSTR text) { 65 ::SetWindowText(GetHWnd(), text); 66 } 67 68 INLINE virtual int GetText(LPTSTR buffer, int size) { 69 return ::GetWindowText(GetHWnd(), buffer, size); 70 } 71 72 // called on Toolkit thread from JNI 73 static jstring _GetText(void *param); 74 75 void SetFont(AwtFont* font); 76 77 virtual void Enable(BOOL bEnable); 78 virtual void SetColor(COLORREF c); 79 virtual void SetBackgroundColor(COLORREF c); 80 81 /* 82 * Windows message handler functions 83 */ 84 MsgRouting WmNotify(UINT notifyCode); 85 MsgRouting HandleEvent(MSG *msg, BOOL synthetic); 86 MsgRouting WmPaste(); 87 88 virtual BOOL IsFocusingMouseMessage(MSG *pMsg); 89 90 /* To be fully implemented in a future release 91 92 MsgRouting WmKeyDown(UINT wkey, UINT repCnt, 93 UINT flags, BOOL system); // accessibility support 94 */ 95 96 97 //im --- for over the spot composition 98 void SetCompositionWindow(RECT& rect); 99 100 INLINE HWND GetDBCSEditHandle() { return GetHWnd(); } 101 102 BOOL m_isLFonly; 103 BOOL m_EOLchecked; 104 105 // some methods invoked on Toolkit thread 106 static void _SetText(void *param); 107 static jint _GetSelectionStart(void *param); 108 static jint _GetSelectionEnd(void *param); 109 static void _Select(void *param); 110 static void _EnableEditing(void *param); 111 112 protected: 113 INLINE LONG GetStartSelectionPos() { return m_lStartPos; } 114 INLINE LONG GetEndSelectionPos() { return m_lEndPos; } 115 INLINE LONG GetLastSelectionPos() { return m_lLastPos; } 116 INLINE VOID SetStartSelectionPos(LONG lPos) { m_lStartPos = lPos; } 117 INLINE VOID SetEndSelectionPos(LONG lPos) { m_lEndPos = lPos; } 118 INLINE VOID SetLastSelectionPos(LONG lPos) { m_lLastPos = lPos; } 119 120 // Used to prevent untrusted code from synthesizing a WM_PASTE message 121 // by posting a <CTRL>-V KeyEvent 122 BOOL m_synthetic; 123 LONG EditGetCharFromPos(POINT& pt); 124 125 /***************************************************************** 126 * Inner class OleCallback declaration. 127 */ 128 class OleCallback : public IRichEditOleCallback { 129 public: 130 OleCallback(); 131 132 STDMETHODIMP QueryInterface(REFIID riid, LPVOID * ppvObj); 133 STDMETHODIMP_(ULONG) AddRef(); 134 STDMETHODIMP_(ULONG) Release(); 135 STDMETHODIMP GetNewStorage(LPSTORAGE FAR * ppstg); 136 STDMETHODIMP GetInPlaceContext(LPOLEINPLACEFRAME FAR * ppipframe, 137 LPOLEINPLACEUIWINDOW FAR* ppipuiDoc, 138 LPOLEINPLACEFRAMEINFO pipfinfo); 139 STDMETHODIMP ShowContainerUI(BOOL fShow); 140 STDMETHODIMP QueryInsertObject(LPCLSID pclsid, LPSTORAGE pstg, LONG cp); 141 STDMETHODIMP DeleteObject(LPOLEOBJECT poleobj); 142 STDMETHODIMP QueryAcceptData(LPDATAOBJECT pdataobj, CLIPFORMAT *pcfFormat, 143 DWORD reco, BOOL fReally, HGLOBAL hMetaPict); 144 STDMETHODIMP ContextSensitiveHelp(BOOL fEnterMode); 145 STDMETHODIMP GetClipboardData(CHARRANGE *pchrg, DWORD reco, 146 LPDATAOBJECT *ppdataobj); 147 STDMETHODIMP GetDragDropEffect(BOOL fDrag, DWORD grfKeyState, 148 LPDWORD pdwEffect); 149 STDMETHODIMP GetContextMenu(WORD seltype, LPOLEOBJECT poleobj, 150 CHARRANGE FAR * pchrg, HMENU FAR * phmenu); 151 private: 152 ULONG m_refs; // Reference count 153 };//OleCallback class 154 155 INLINE static OleCallback& GetOleCallback() { return sm_oleCallback; } 156 157 158 private: 159 160 // Fields to track the selection state while the left mouse button is 161 // pressed. They are used to simulate autoscrolling. 162 LONG m_lStartPos; 163 LONG m_lEndPos; 164 LONG m_lLastPos; 165 166 HFONT m_hFont; 167 //im --- end 168 169 static OleCallback sm_oleCallback; 170 171 // 172 // Accessibility support 173 // 174 //public: 175 // jlong javaEventsMask; 176 }; 177 178 #endif /* AWT_TEXTCOMPONENT_H */