1 /*
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8  * particular file as subject to the "Classpath" exception as provided
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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).
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24  */
25 
26 #ifndef AWT_TEXTAREA_H
27 #define AWT_TEXTAREA_H
28 
29 #include "awt_TextComponent.h"
30 
31 #include "java_awt_TextArea.h"
32 #include "sun_awt_windows_WTextAreaPeer.h"
33 
34 #include <ole2.h>
35 #include <richedit.h>
36 #include <richole.h>
37 
38 /************************************************************************
39  * AwtTextArea class
40  */
41 
42 class AwtTextArea : public AwtTextComponent {
43 
44 public:
45 
46     /* java.awt.TextArea fields ids */
47     static jfieldID scrollbarVisibilityID;
48 
49     AwtTextArea();
50     virtual ~AwtTextArea();
51 
52     virtual void Dispose();
53 
54     static AwtTextArea* Create(jobject self, jobject parent);
55 
56     static size_t CountNewLines(JNIEnv *env, jstring jStr, size_t maxlen);
57     static size_t GetALength(JNIEnv* env, jstring jStr, size_t maxlen);
58 
59     LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam);
60 
61     MsgRouting WmEnable(BOOL fEnabled);
62     MsgRouting WmNcHitTest(UINT x, UINT y, LRESULT &retVal);
63     MsgRouting HandleEvent(MSG *msg, BOOL synthetic);
64 
65     virtual BOOL InheritsNativeMouseWheelBehavior();
66     virtual void Reshape(int x, int y, int w, int h);
67 
68     virtual LONG getJavaSelPos(LONG orgPos);
69     virtual LONG getWin32SelPos(LONG orgPos);
70     virtual void SetSelRange(LONG start, LONG end);
71 
72     // called on Toolkit thread from JNI
73     static void _ReplaceText(void *param);
74 
75 protected:
76 
77     void EditSetSel(CHARRANGE &cr);
78   private:
79     LONG    m_lHDeltaAccum;
80     LONG    m_lVDeltaAccum;
81 
82 
83 };
84 
85 #endif /* AWT_TEXTAREA_H */
86