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标题：俺老师留的一个题目:整个下拉菜单!
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zy1437zy
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楼主
 问题点数：0 回复次数：3 
俺老师留的一个题目:整个下拉菜单!

#include<graphics.h>
#include<conio.h>
#include<stdio.h>
#include<bios.h>
#define L 0x4b00
#define R 0x4d00
#define U 0x4800
#define D 0x5000
#define ESC 0x11b
int X=0,Y=0;
unsigned KEY;
char MENU[4][3][6]={{"str00\0","str01\0","str02\0"},{"str10\0","str11\0","str12\0"},{"str20\0","str21\0","str22\0"},{"str30\0","str31\0","str32\0"}};
void main()
{
void draw(int a,int b,int sign);
void crtview(void);
void draw1(int a,int b,int sign);

int gdriver=DETECT,gmode;
initgraph(&gdriver,&gmode,"d:\\tc2");
setbkcolor(EGA_BLUE);
setfillstyle(SOLID_FILL,EGA_WHITE);
bar(0,0,639,19);
bar(0,459,639,479);
setcolor(EGA_WHITE);
rectangle(4,24,634,454);
setcolor(EGA_BLUE);
outtextxy(249,464,"MADE BY ZY");
getch();

for(X=0,Y=0;X<=3;X++)
draw(X,Y,EGA_WHITE);

X=0;
Y=0;
draw(X,Y,EGA_RED);
while(1)
{
KEY=bioskey(0);
switch(KEY)
{
case L:
if(X==0)break;
else
{
if(Y!=0)
{
clearviewport();
setcolor(EGA_WHITE);
line(-5,4,634,4);
Y=0;
graphdefaults();
setbkcolor(EGA_BLUE);
}
draw(X,Y,EGA_WHITE);
X--;
draw(X,Y,EGA_RED);
}
break;
case R:
if(X==3)break;
else
{
if(Y!=0)
{
clearviewport();
setcolor(EGA_WHITE);
line(-5,4,634,4);
Y=0;
graphdefaults();
setbkcolor(EGA_BLUE);
}

draw(X,Y,EGA_WHITE);
X++;
draw(X,Y,EGA_RED);
break;
}
case U:
if(Y==0)break;
else
{ if(Y==2)
{
draw1(X,Y,EGA_WHITE);
Y--;
draw1(X,Y,EGA_GREEN);
break;
}
else
break;
}
case D:
if(Y==2)break;
else
{
if(Y==0)
{
crtview();
break;
}
else
{
draw1(X,Y,EGA_WHITE);
Y++;
draw1(X,Y,EGA_GREEN);
break;
}
}
case ESC:
closegraph();
return;
default:
break;
}
}
}
void draw(int a,int b,int sign)
{
setfillstyle(SOLID_FILL,sign);
bar(49+a*100,0,49+(a+1)*100,19);
if(sign==EGA_WHITE)
sign=EGA_RED;
else
sign=EGA_WHITE;
setcolor(sign);
outtextxy(49+a*100,5,MENU[a][b]);
}
void crtview(void)
{
setviewport(49+X*100,20,149+X*100,20*3,1);
setfillstyle(SOLID_FILL,EGA_WHITE);
bar(0,0,99,39);
for(Y=1;Y<=2;Y++)
draw1(X,Y,EGA_WHITE);
Y=1;
draw1(X,Y,EGA_GREEN);
}
void draw1(int a,int b,int sign)
{
setfillstyle(SOLID_FILL,sign);
bar(0,(Y-1)*20,100,Y*20);
if(sign==EGA_WHITE)
sign=EGA_RED;
else
sign=EGA_BLUE;
setcolor(sign);
outtextxy(0,5+(b-1)*20,MENU[a][b]);
}

搜索更多相关主题的帖子: void　菜单　define　
2007-05-06 14:26
zy1437zy
Rank: 1
等　级：新手上路
帖　子：29
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注　册：2007-4-25
第 2 楼
 得分:0 
没什么含量也没 做什么优化改动及添加注释!
就是在网上找了半天没找到需要的;
就自己弄了 一个
希望给一些同学一点思路!
请 多指教!~
2007-05-06 14:30
OmO
Rank: 1
等　级：新手上路
帖　子：69
专家分：0
注　册：2006-7-28
第 3 楼
 得分:0 

参考这个吧，你那个确实需要优化一下。。。。




/*----------------From 《c语言高级实例解析》--------------------*/
#include <conio.h>
#include<dos.h>
#include <graphics.h>
#include<stdio.h>
#include<stdlib.h>

/*定义一些常数*/
#define NO 0
#define YES 1
#define NONE -1
#define MAX_MENU 7/*根据情况改变可以在菜单显示的最大项*/

/*全局参数*/
int X,Y;
int Selection;
int button,x,y;
void *p;
size_t area;

/*菜单结构*/
struct MENU
{
/*左上角*/
int x;
int y;
/*右下角*/
int x1;
int y1;
unsigned char Active[MAX_MENU];/* 菜单项是否激活的标志*/
char *head;/* 菜单的名字（可选项）*/
};

int MouseOn(struct MENU *t);
void Process();
void Xorbar(int sx,int sy,int ex,int ey,int c);
void Show();
void Hide();
void Status();

/* 通过下面的参数用户可以改变按钮的位置。*/

struct MENU File={200,110,250,130};
struct MENU Edit={295,110,345,130};
struct MENU Help={390,110,440,130};
struct MENU Close={600,10,620,30};
struct MENU Neeraj={380,300,460,315};

void main()
{
int gd = DETECT,gm;

/*初始化图形界面*/
initgraph(&gd, &gm,"");
Selection=NONE;
/*是否激活菜单项，YES表示激活；NO表示取消激活*/
for(gd=0;gd<MAX_MENU;gd++)
{
File.Active[gd]=YES;
Edit.Active[gd]=YES;
Help.Active[gd]=YES;
Close.Active[gd]=YES;
}
/*菜单项的名字，用户可以修改以显示其他的名称*/
File.head="[ File Menu ]";
Edit.head="[ Edit Menu ]";
Help.head="[ Help Menu ]";
Close.head="[ Exit ]";
/*为界面分配内存*/
area=imagesize(0,0,150,150);
p=malloc(area);

/*没有足够的内存*/
if(p==NULL)
{
closegraph();
restorecrtmode();
printf("Not Enough Memory !\n try to reduce the area used.\n");
exit(1);
}
setfillstyle(1,7);
bar(0,0,640,480);
X=2;Y=2;
/*绘制这个界面*/
Process();
End();
/*关闭图形显示方式*/
closegraph();
printf("GUI-MENUS By Neeraj Sharma - n21@indiatimes.com\n");
getch();
}

void Process()
{
/*文件菜单项的子菜单项*/
char *fm[]={"New","Open","Save","Save as","Exit"};
/*编辑菜单项的子菜单项*/
char *em[]={"Undo","Cut","Copy","Paste","Delete","Select All"};
/*帮助菜单项的子菜单项*/
char *hm[]={"Help Topics","About Menus"};

/* 如果用户在这里改变的了菜单项的值，那么也同样需要改变在函数
中的PullMenuDown(char *,int)值*/
char KEY;
/* 绘制各个菜单 */
Win(140,100,500,140);
/* 绘制文件菜单项 */
DrawBtn(&File,"File");
/* 绘制编辑菜单项 */
DrawBtn(&Edit,"Edit");
/* 绘制帮助菜单项*/
DrawBtn(&Help,"Help");
settextstyle(0,0,0);
outtextxy(Close.x+7,Close.y+7,"x");
Comments();
Show();
/* 正如下面所示用户可以激活和取消激活一个菜单项
下面的'save as'被取消激活*/
File.Active[3]=NO;/* Save as*/
Edit.Active[0]=NO;/* 取消激活*/
while(1)
{
if(kbhit())
{
KEY=getch();
/*如果用户按下"ESC"或者"-"推出程序*/
if(KEY==27|| KEY==45) break;
}
Status();
/*如果按下鼠标左键*/
if(button==1)
{
/*用户点击Close*/
if(MouseOn(&Close)) break;
/*用户点击File*/
if(MouseOn(&File))
{
PullMenuDown(fm,5,&File);/* 菜单项为5*/
if(Selection==NONE) Msg("No Selection !");
else Msg(fm[Selection]);
if(Selection==4) break;
}
/*用户点击Edit*/
if(MouseOn(&Edit))
{
PullMenuDown(em,6,&Edit);/* 菜单项为6*/
if(Selection==NONE) Msg("No Selection !");
else Msg(em[Selection]);
}
/*用户点击Help*/
if(MouseOn(&Help))
{
PullMenuDown(hm,2,&Help);/* 菜单项为2*/
if(Selection==NONE) Msg("No Selection !");
else Msg(hm[Selection]);
if(Selection==1) Msg("* Programming By NEERAJ SHARMA *");
}
}
else
{
/*鼠标在那个菜单项上，就高亮显示之*/

/*高亮显示文件菜单项*/
if(MouseOn(&File)) Hlight(&File);
/*高亮显示编辑菜单项*/
if(MouseOn(&Edit)) Hlight(&Edit);
/*高亮显示帮助菜单项*/
if(MouseOn(&Help)) Hlight(&Help);
/*高亮显示关闭菜单项*/
if(MouseOn(&Close)) Hlight(&Close);
if(MouseOn(&Neeraj))
{
Msg("Hello, everyone");
while(MouseOn(&Neeraj))
{
Status();
if(button!=0) break;
if(kbhit()) break;
}
Msg("");
}
}
}
Msg(":: Bye Bye ::");
}

/* 绘制菜单项 */
DrawBtn(struct MENU *tm,char *txt)
{
/*设置绘制的颜色*/
setcolor(0);
/*设置文本格式*/
settextstyle(2,0,4);
/*输出txt文本*/
outtextxy(tm->x+15,tm->y+4,txt);
}
/*高亮显示函数*/
Hlight(struct MENU *t)
{
/* 高亮 */
winp(t,0);
/* 显示菜单项名称 */
Msg(t->head);
/*在没有输入的情况下，一直高亮*/
while(MouseOn(t))
{
Status();
if(button!=0) break;
if(kbhit()) break;
}
/*消除高亮*/
setcolor(7);
Hide();
rectangle(t->x,t->y,t->x1,t->y1);
Msg("");
/*重绘*/
Show();
}

int MouseOn(struct MENU *t)
{
int flag;
flag=0;
if(x>=t->x && x<=t->x1 && y>=t->y && y<=t->y1) flag=1;
return flag;
}

void Xorbar(int sx,int sy,int ex,int ey,int c)
{
int i;
setwritemode(1);
setcolor(c);
Hide();
for(i=sy;i<=ey;i++)
line(sx,i,ex,i);
Show();
setwritemode(0);
}

Push(struct MENU *tm)
{
winp(tm,1);
while(button==1)
{
Status();
if(kbhit()) break;
}
}

Up(struct MENU *tm)
{
setcolor(7);
Hide();
rectangle(tm->x,tm->y,tm->x1,tm->y1);
Show();
while(button==1)
{
Status();
if(kbhit()) break;
}
}

/*弹出下拉菜单*/
PullMenuDown(char *H[],int n,struct MENU *tm)
{
int i;
i=n*20;
/* 保存背景*/
Push(tm);
/* 隐藏鼠标光标*/
Hide();
/* 把菜单项位图读入内存，以供收回弹出项时重新绘制*/
getimage(tm->x+1,tm->y1+2,tm->x+100,tm->y1+i+5,p);
/* 重新设置这块区域*/
Win(tm->x+1,tm->y1+2,tm->x+100,tm->y1+i+5);
setcolor(0);
settextstyle(2,0,4);
/*弹出下拉菜单项*/
for(i=0;i<n;i++)
{
if(!tm->Active[i])
{
setcolor(15);
outtextxy(tm->x+15,tm->y1+9+i*20,H[i]);
setcolor(0);
outtextxy(tm->x+14,tm->y1+8+i*20,H[i]);
}
else outtextxy(tm->x+14,tm->y1+8+i*20,H[i]);
}
/*显示鼠标光标*/
Show();
while(button==1) Status();
HandleMenu(n,tm);
}

PullMenuUp(int n,struct MENU *tm)
{
int i;
/*隐藏鼠标光标*/
Hide();
/* 把读入内容的原菜单项位图重新绘制出来*/
putimage(tm->x+1,tm->y1+2,p,COPY_PUT);
/*显示鼠标光标*/
Show();
Up(tm);
}
/* 处理菜单项命令函数 */
HandleMenu(int n,struct MENU *tm)
{
int i;
char Key;
setcolor(0);
Selection=NONE;
i=0;
while(1)
{
Status();
if(button==1) break;
for(i=0;i<n;i++)
{
Status();
if(MouseOn1(tm->x+4,tm->y1+6+i*20,tm->x+97,tm->y1+22+i*20))
{
Xorbar(tm->x+3,tm->y1+6+i*20,tm->x+97,tm->y1+22+i*20,14);
while(MouseOn1(tm->x+4,tm->y1+6+i*20,tm->x+97,tm->y1+22+i*20))
{
Status();
if(button==1)
{
if(tm->Active[i]==YES)
{
Selection=i;
break;
}
else
Selection=NONE;
}
if(kbhit()) break;
}
Xorbar(tm->x+3,tm->y1+6+i*20,tm->x+97,tm->y1+22+i*20,14);
}
}
}
PullMenuUp(n,tm);
}

MouseOn1(int cx,int cy,int cx1,int cy1)
{
int flag;
flag=0;
if(x>=cx && x<=cx1 && y>=cy && y<=cy1) flag=1;
return flag;
}

/* Mouse & win routines */

union REGS i,o;
struct SREGS ss;

/* 显示鼠标光标函数 */
void Show()
{
i.x.ax=1;
int86(0x33,&i,&o);
}

/* 隐藏鼠标光标函数*/
void Hide()
{
i.x.ax=2;
int86(0x33,&i,&o);
}

/* 获得鼠标状态函数 */
void Status()
{
i.x.ax=3;
int86(0x33,&i,&o);
button=o.x.bx;
x=o.x.cx;
y=o.x.dx;
}
/*绘制菜单项的背景和边框*/
winp(struct MENU *t,int state)
{
Hide();
/*非高亮模式*/
if(state==1)
{
/*两条暗边框线*/
setcolor(0);
line(t->x,t->y,t->x,t->y1);
line(t->x,t->y,t->x1,t->y);
/*两条亮边框线*/
setcolor(15);
line(t->x1,t->y,t->x1,t->y1);
line(t->x,t->y1,t->x1,t->y1);
}
/*高亮模式*/
else
{
/*两条亮边框线*/
setcolor(15);
line(t->x,t->y,t->x,t->y1);
line(t->x,t->y,t->x1,t->y);
/*两条暗边框线*/
setcolor(0);
line(t->x1,t->y,t->x1,t->y1);
line(t->x,t->y1,t->x1,t->y1);
}
Show();
}
/*绘制一个矩形区域*/
Win(int sx,int sy,int ex,int ey)
{
Hide();
/*设置填充的颜色*/
setfillstyle(1,7);
/*绘制一个区域*/
bar(sx,sy,ex,ey);
/*两条亮边框线*/
setcolor(15);
line(sx,sy,sx,ey);
line(sx,sy,ex,sy);
/*两条暗边框线*/
setcolor(0);
line(ex,sy,ex,ey);
line(sx,ey,ex,ey);
Show();
}

Msg(char *m)
{
int l;
setcolor(14);
rectangle(18,438,622,477);
setfillstyle(1,0);
bar(20,440,620,475);
if(MouseOn(&Neeraj))
{
settextstyle(2,0,7);
setcolor(11);
l=textwidth(m)/2;
outtextxy(320-l,440,m);
}
else
{
settextstyle(2,0,8);
setcolor(15);
l=textwidth(m)/2;
outtextxy(320-l,440,m);
outtextxy(321-l,441,m);
}
}

Comments()
{
setfillstyle(1,0);
bar(140,5,500,40);
setcolor(14);
rectangle(140,5,500,40);
settextstyle(2,0,8);
setcolor(15);
outtextxy(260,10,"GUI-MENUS");
setfillstyle(1,8);
bar(140,150,502,402);
setcolor(14);
rectangle(138,148,502,402);
Msg("Welcome !");
settextstyle(2,0,5);
setcolor(10);
outtextxy(158,180,"Hello Friends !");
settextstyle(2,0,4);
outtextxy(260,200,"Here i am with my menu program.");
outtextxy(158,220,"As you can see it's like windows menu,you can");
outtextxy(158,240,"add more menus to it. It's just a concept for");
outtextxy(158,260,"building more menus. I hope you will like my effort,");
outtextxy(158,280,"email me at : n21@indiatimes.com");
setcolor(14);
outtextxy(370,300,"- Neeraj Sharma");
line(380,304+textheight("A"),380+textwidth("Neeraj Sharma"),304+textheight("A"));
}

End()
{
int i,j;
setcolor(0);
Hide();
for(j=0;j<40;j++)
{
for(i=0;i<481;i+=20)
line(0,0+i+j,640,j+0+i);
delay(100);
if(kbhit()) if(getch()==27) break;
}
settextstyle(2,0,5);
setcolor(15);
outtextxy(220,180,"Thanks for being with us !");
Show();
delay(3000);
}



2007-05-06 16:21
yushui
Rank: 3Rank: 3
等　级：论坛游民
威　望：7
帖　子：1355
专家分：22
注　册：2006-7-19
第 4 楼
 得分:0 
恐怖 不会

fighting！from now on！
2007-05-06 16:30



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