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标题: 简单自画菜单效果 [打印本页]
作者: kmusttywyc    时间: 2004-9-30 19:33
标题: 简单自画菜单效果
<>//---------------------------------------------------------------------------! u% H2 U+ B/ x
#include &lt;vcl.h&gt;! X1 o3 e3 k3 `9 Z5 G( ^
#pragma hdrstop</P>- i) b5 T9 j  J" u# M8 k3 G
<>#include "Unit1.h"+ R, a8 r1 s1 f9 ]9 c' A
//---------------------------------------------------------------------------
% v  _$ W& q, h! L4 y#pragma package(smart_init)( N3 z' P7 @% A: v8 c
#pragma resource "*.dfm"
% s, b6 c: {$ M5 F, V7 rTForm1 *Form1;</P>* |$ |' ?8 y- b  I2 A
<>Graphics::TBitmap *bmp;                     : z. }# k! E7 i0 I' ]
//---------------------------------------------------------------------------
0 J; c, f* T% w__fastcall TForm1::TForm1(TComponent* Owner)' ^/ ]/ {9 Q& z; P7 n, |* j3 E
    : TForm(Owner)+ q9 m- l" v7 s. R: s- b) W, n! {
{
: `8 w$ V' _- A6 e6 v    bmp = new Graphics::TBitmap;           : W4 h+ f( h2 n! M7 m. K
    bmp-&gt;LoadFromFile("Bar.bmp");          " O. s/ v/ O+ k* r9 Q
}
9 E2 r7 [0 \: O! V//---------------------------------------------------------------------------
( U; X: @3 b! H, Nvoid __fastcall TForm1::BarItemMeasureItem(TObject *Sender,
5 c2 j4 ~' o7 g9 J7 s& c+ U      TCanvas *ACanvas, int &amp;Width, int &amp;Height)
8 B0 L) @+ X' G. Q0 z/ {{
2 `, p- ~* X! N% m% ?    Width += 2;                     </P>
0 _: c$ N! n# O8 m9 K9 @<>  Height *= BarItem-&gtarent-&gt;Count - 1;   
! F7 ~$ R+ Q' M* ]6 R2 k}6 u9 Q5 p$ z8 I0 @2 U7 a
//---------------------------------------------------------------------------, o8 b# @& u9 @  r( l" ^7 z4 X
void __fastcall TForm1::BarItemDrawItem(TObject *Sender, TCanvas *ACanvas,
; [( i# K; J' U' D      TRect &amp;ARect, bool Selected)( R" a9 }+ d& D! A
{
4 F( R1 X. K4 _1 b    ACanvas-&gt;Draw(0, 0, bmp);               6 U, d* b& H9 y* P! }
}
7 E# L: N9 o/ a0 ^  K$ w: P8 Q0 H+ I//---------------------------------------------------------------------------
' H! Q/ V4 i- f6 hvoid __fastcall TForm1::FormDestroy(TObject *Sender): |: m9 m6 G. G; M4 I4 s
{4 u- y/ U! Q7 F" y
    delete bmp;                            2 n; |8 X( Q- Z) \4 I$ ~) x9 K
}, q: V4 m2 ?" j% K- c4 K' v
//---------------------------------------------------------------------------</P>



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