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TRichEdit右键滚屏- l9 I4 \7 `- I; d9 A9 F
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void __fastcall TMainForm::RichEditMouseMove(TObject *Sender,. C+ S# X, p0 O# G# i7 Y
TShiftState Shift, int X, int Y); [" ]+ x, h7 ?+ |1 b7 R' s7 K+ w
{
0 ?* P( W: z( i! Q! G) }if(RightButtonFlag)+ w6 Z' b q& l' a
{
+ Z6 L9 Q( p* D2 Y& t: f5 {/ Dif(RightY>(Y+8))
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RightY=Y;
- t3 ?% x! I1 OSendMessage(RichEdit->Handle, EM_SCROLL, SB_LINEDOWN, 0);
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: G& M2 G( J7 C1 ^6 ]3 S, x) eelse if(RightY<(Y-8))
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) I: ~( L3 l% C% e# ?' L3 _; mRightY=Y;
' s+ U/ @+ S- V4 ASendMessage(RichEdit->Handle, EM_SCROLL, SB_LINEUP, 0);
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% v5 _; T0 u e7 TRichEditDragFlag=true;
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//--------------------------------------------------------------6 }7 J* w1 i* Y( M) ~8 a
void __fastcall TMainForm::RichEditMouseDown(TObject *Sender,
) j( R. @+ ~4 h! }# \& I) ITMouseButton Button, TShiftState Shift, int X, int Y); p5 Z6 J) `" u1 y- X
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if(Button==mbRight)' F; T9 e! P( F* A" E+ u
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RightButtonFlag=true;
0 d ?5 ?9 h# }6 KScreen->Cursor=crHandPoint;4 S, j; k1 |9 A6 h2 I" R
RightX=X;
' C" C) P/ ]' p; u; b, E% L* ?RightY=Y;! q& \( {8 ?" T& J" L
SetCapture(RichEdit->Handle);
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RightButtonFlag=false;
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//--------------------------------------------------------------6 E5 u: p+ \% ~ `- }- A
void __fastcall TMainForm::RichEditMouseUp(TObject *Sender,7 p6 a d- i. p- U! ^7 v
TMouseButton Button, TShiftState Shift, int X, int Y)9 Q Y3 I, W/ z. i! d% q
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if(RightButtonFlag)
( F1 X! t/ ^) w J R, |# EReleaseCapture();
. a/ g( n' E6 vif(RichEditDragFlag)
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RightButtonFlag=false;
. u! b9 y1 i- ZRichEditDragFlag=false;
+ l+ [; o0 m& e7 v; [" O: mScreen->Cursor=crDefault;1 @7 U( [3 D- v6 }- |
RichEdit-> opupMenu=NULL;
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8 |7 F% [8 a- R* W# `/ O1 `) SRichEdit-> opupMenu=RichEditPopupMenu;
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