|
TRichEdit右键滚屏1 Q+ w Q: \. X3 U9 N g
# A! l* h2 M0 r" j void __fastcall TMainForm::RichEditMouseMove(TObject *Sender,% p+ F: n( q3 f" ^9 @1 b$ L$ }
TShiftState Shift, int X, int Y)5 q* G! i- e8 q5 U: `, h
{1 S% d1 m! o6 Z
if(RightButtonFlag)) P. A! K; l2 l% z3 @9 x% v9 S
{
5 D( z5 E1 W1 W" {5 q3 T' dif(RightY>(Y+8))
& d: z- H- Q: e/ U0 Z( F" b{+ Y/ ^+ U+ I) `
RightY=Y;8 [- k) |7 O; {
SendMessage(RichEdit->Handle, EM_SCROLL, SB_LINEDOWN, 0);# E2 X8 \% l5 |# x
}
9 |% h+ G( x( o& @; A! ]else if(RightY<(Y-8))
6 o$ S) U: O+ _6 O. \' t- P/ u{, A$ J4 k7 o, o. ^7 {1 e
RightY=Y;
9 a5 Y( b$ j: T qSendMessage(RichEdit->Handle, EM_SCROLL, SB_LINEUP, 0);
; g6 K, I( ^, O4 z* p. r1 |9 e}8 P C# ]( Z9 V/ B7 x- q
RichEditDragFlag=true;) s" M/ E- i J4 {6 \; z3 ~
}
( y3 F( J2 \( \5 ^} Y2 W+ o! _# k A7 {
//--------------------------------------------------------------
. h6 r: `/ ?% @$ y6 B* kvoid __fastcall TMainForm::RichEditMouseDown(TObject *Sender,
2 G3 `) S: ~/ { O; h8 E) iTMouseButton Button, TShiftState Shift, int X, int Y)+ y2 B- l" t1 f
{6 l" a6 ^; y0 Y d4 q% T
if(Button==mbRight)5 ?) R% c4 ? z( L. n: r$ F& p
{- H. L: G4 C/ R+ o
RightButtonFlag=true;
; u* J7 N/ F6 m6 X) T4 VScreen->Cursor=crHandPoint;
& \# _# i& g" D: ]9 L7 B eRightX=X;5 B$ c* A5 C4 L6 |
RightY=Y; N. X2 q8 W; o% | B: c4 }" o2 q
SetCapture(RichEdit->Handle);3 y. x/ H' X" `/ M. P
}
+ l2 ^2 N5 D' e! L" y6 Pelse
0 E3 c4 X' l2 k' uRightButtonFlag=false;
4 l4 \. |7 A! t6 t% T" K1 X}
0 b6 d/ ]; ^( {$ R L8 F' f//--------------------------------------------------------------8 P$ ?) R$ w# I/ A
void __fastcall TMainForm::RichEditMouseUp(TObject *Sender,
* }& ]' W& J/ \8 k9 ]7 I( T5 Y sTMouseButton Button, TShiftState Shift, int X, int Y)
! @5 f) P; S" ^9 R5 n [{6 n. ^( e+ @1 ?3 b! O8 Y: q
if(RightButtonFlag)- \. ~* c- H+ S7 ?, a# B
ReleaseCapture();3 n" ?. x. O+ O/ `3 e) }& o0 X
if(RichEditDragFlag)4 t& q4 \- U6 [
{3 _, X9 T C4 f7 u% F
RightButtonFlag=false;
" z% I2 w$ m/ e. o* B- rRichEditDragFlag=false;' D& P3 v" v5 E' m( E8 R! b. h+ Q
Screen->Cursor=crDefault;+ U/ z- g4 o' Q% F% [- x* Y0 B
RichEdit-> opupMenu=NULL;
0 Q. [! m6 H9 m$ N}
8 \" I! F5 e2 r3 ? ^else+ x$ q y, o/ D4 W6 L
{" @$ s+ v3 b1 g3 d4 n, \
RichEdit->opupMenu=RichEditPopupMenu;
2 J0 S3 g7 M! s( S6 p}" a A" A' ?; `0 r9 \8 I
}
1 B; P: s8 c) K) s. u | 
IP卡
狗仔卡
发表于 2005-1-26 12:25
转播
淘帖
分享
收藏
支持
反对
微信
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
显身卡
