| /* |
| * Copyright (c) 1996, 2009, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #ifndef AWT_SCROLLBAR_H |
| #define AWT_SCROLLBAR_H |
| |
| #include "awt_Component.h" |
| |
| #include "java_awt_Scrollbar.h" |
| #include "sun_awt_windows_WScrollbarPeer.h" |
| |
| |
| #define Java_java_awt_Scrollbar_HORIZONTAL 0 |
| #define Java_java_awt_Scrollbar_VERTICAL 1 |
| |
| |
| /************************************************************************ |
| * AwtScrollbar class |
| */ |
| |
| class AwtScrollbar : public AwtComponent { |
| public: |
| |
| /* java.awt.Scrollbar fields */ |
| static jfieldID lineIncrementID; |
| static jfieldID pageIncrementID; |
| static jfieldID orientationID; |
| |
| AwtScrollbar(); |
| virtual ~AwtScrollbar(); |
| |
| virtual void Dispose(); |
| |
| virtual LPCTSTR GetClassName(); |
| |
| static AwtScrollbar* Create(jobject self, jobject parent); |
| |
| void SetValue(int value); |
| void SetLineIncrement(int value) { m_lineIncr = value; } |
| void SetPageIncrement(int value) { m_pageIncr = value; } |
| |
| virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); |
| |
| /* |
| * Windows message handler functions |
| */ |
| virtual MsgRouting WmHScroll(UINT scrollCode, UINT pos, HWND hScrollBar); |
| virtual MsgRouting WmVScroll(UINT scrollCode, UINT pos, HWND hScrollBar); |
| |
| // Prevent KB Q102552 race. |
| virtual MsgRouting WmMouseDown(UINT flags, int x, int y, int button); |
| virtual MsgRouting WmNcHitTest(UINT x, UINT y, LRESULT& retVal); |
| |
| virtual MsgRouting HandleEvent(MSG *msg, BOOL synthetic); |
| |
| INLINE virtual BOOL IsScrollbar() { return TRUE; } |
| |
| // invoked on Toolkit thread |
| static void _SetValues(void *param); |
| |
| private: |
| UINT m_orientation; /* SB_HORZ or SB_VERT */ |
| |
| int m_lineIncr; |
| int m_pageIncr; |
| |
| // Work around KB Q73839 bug. |
| void UpdateFocusIndicator(); |
| |
| // Don't do redundant callbacks. |
| const char *m_prevCallback; |
| int m_prevCallbackPos; |
| |
| static const char * const SbNlineDown; |
| static const char * const SbNlineUp; |
| static const char * const SbNpageDown; |
| static const char * const SbNpageUp; |
| static const char * const SbNdrag; |
| static const char * const SbNdragEnd; |
| static const char * const SbNwarp; |
| |
| static int ms_instanceCounter; |
| static HHOOK ms_hMouseFilter; |
| static BOOL ms_isInsideMouseFilter; |
| static LRESULT CALLBACK MouseFilter(int nCode, WPARAM wParam, |
| LPARAM lParam); |
| |
| void DoScrollCallbackCoalesce(const char* methodName, int newPos); |
| }; |
| |
| #endif /* AWT_SCROLLBAR_H */ |