Quá trình hình thành giáo trình viết từ ngôn ngữ gợi nhớ sang mã máy tại những lệnh jump và call p7

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Nội dung Text: Quá trình hình thành giáo trình viết từ ngôn ngữ gợi nhớ sang mã máy tại những lệnh jump và call p7

67 LUAÂÄN VAÊN TOÁT NGHIEÄP if ((buf = farmalloc(size)) == NULL) { OutMessage("Error: not enough heap space in save_screen()."); getch(); closegraph(); exit(1); } else { getimage(x1,y,x,y1,buf); OutMessage("Click a drive name in the list"); } setfillstyle(SOLID_FILL,WHITE); bar(x1,y,x,y1); setcolor(BLACK); rectangle(x,y,x1,y1); setcolor(LIGHTGRAY); line(x-1,y+1,x-1,y1-1); line(x1+1,y1-1,x-1,y1-1); setcolor(BLACK); char Temp[3]; for(int i=0;i=x1+1&&LpEvent->PosxPosy>=y+7+i*14&&LpEvent->PosyMsg!=1); putimage(x1,y,buf,COPY_PUT); farfree(buf); return LpEvent; } //--------------------------------------------------------- char *FileType(TEXTBOX *b) { char s[15];
68 LUAÂÄN VAÊN TOÁT NGHIEÄP b->Path(); b->OutTextBox(); b->GetS(s); return s; } VI.CLASS LIST.HPP #include "textbox.hpp" #include "disklist.hpp" #if !defined __LIST__ #define __LIST__ class LIST { private: int l,t,r,b; int Color; public: void InitList(int x1,int y1,int x2,int y2,int Color); void Show(); int Press(char s[],TEXTBOX *Box,unsigned *attrib,char *DiskName,char *DName,char *ftype); int GetList(char s[],TEXTBOX *Box,unsigned *attrib,char *DiskName,char *DName,TEXTBOX *Box2,char *ftype); int Left(){return l;}; int Right(){return r;}; int Top(){return t;}; int Bottom(){return b;}; }; #endif VII.MODULE LIST.CPP #include #include #include #include #include #include #include #include #include #include "mouse.h" #include "list.hpp" //--------------------------------------------------------- void LIST::InitList(int x1,int y1,int x2,int y2,int col) { Color=col; l=x1;t=y1;r=x2;b=y2; } //--------------------------------------------------------- void LIST::Show() { setfillstyle(SOLID_FILL,Color); bar(l,t,r,b); int hor=(r-l)/3,ver=(b-t)/3; int x1=l+hor,x2=r-hor,x3=l+(r-l)/2,y1=t+ver,y2=t+ver,y3=b-ver; setcolor(WHITE); line(x1,y1,x2,y2); line(x2,y2,x3,y3); line(x1,y1,x3,y3); setfillstyle(SOLID_FILL,WHITE); floodfill(x1+(x2-x1)/2,y1+(y3-y2)/2,WHITE);
69 LUAÂÄN VAÊN TOÁT NGHIEÄP setfillstyle(SOLID_FILL,Color); setcolor(BLACK); line(l,b,r,b); line(r,t,r,b); setcolor(WHITE); line(l,t,r,t); line(l,t,l,b); } //--------------------------------------------------------- int LIST::Press(char s[],TEXTBOX *Box,unsigned *attrib,char *DiskName,char *DName,char *ftype) //tra ve 0:nhan Cancel //tra ve 1:nhan OK { TEXTBOX Box2; HideMouse(); int hor=(r-l)/3,ver=(b-t)/3; int x1=l+hor,x2=r-hor,x3=l+(r-l)/2,y1=t+ver,y2=t+ver,y3=b-ver; setcolor(BLACK); line(x1,y1,x2,y2); line(x2,y2,x3,y3); line(x1,y1,x3,y3); setfillstyle(SOLID_FILL,BLACK); floodfill(x1+(x2-x1)/2,y1+(y3-y2)/2,BLACK); setfillstyle(SOLID_FILL,Color); setcolor(WHITE);//vien cho nut bi nhan line(l,b,r,b); line(r,t,r,b); setcolor(BLACK);//vien cho nut bi nhan line(l,t,r,t); line(l,t,l,b); int k=0; *DName=Disk(DiskName); do { char buffer[MAXPATH]; k=GetList(s,Box,attrib,DiskName,DName,&Box2,ftype); getcwd(buffer, MAXPATH); Box->GetS_in(buffer); Box->OutTextBox(); }while(k==2); ShowMouse(); return k;//k=0: nhan Cancel, k=1:nhan OK } //--------------------------------------------------------- int LIST::GetList(char s[],TEXTBOX *Box,unsigned *attrib,char *DiskName,char *DName,TEXTBOX *Box2,char *ftype) { int x11=l-300,y11=b,x12=r+100,y12=b+300;//toa do bang ngoai //600 x 300 la kich thuoc bang ngoai int Kiemtra=0;//bien de kiem tra truong hop chon OK truoc khi chon file LPEVENT lpEvent;//kiem tra bang thu muc void far *buf;//con tro chi vung luu tru man hinh
70 LUAÂÄN VAÊN TOÁT NGHIEÄP unsigned int size = imagesize(x11,y11,x12,y12); if ((buf = farmalloc(size)) == NULL) { OutMessage("Error: not enough heap space in save_screen()."); getch(); closegraph(); exit(1); } else { getimage(x11,y11,x12,y12, buf); OutMessage("Choose a file name then click OK to accept or click Cancel to ignore"); } setfillstyle(SOLID_FILL,LIGHTGRAY);//GREEN); bar(x11,y11,x12,y12);//ve bang ngoai int x21=x11+5,y21=y11+5,x22=x12-120,y22=y12-77;//75;//toa do bang liet ke setfillstyle(SOLID_FILL,WHITE);//MAGENTA); bar(x21,y21,x22,y22);//ve bang liet ke int x31=x22+30,y31=y21+50,x32=x31+60,y32=y31+20;//toa do nut OK int x41=x31,y41=y31+100,x42=x32,y42=y32+100; setcolor(WHITE); line(x11,y11,x12,y11); line(x11,y11,x11,y12); line(x22+2,y21-2,x22+2,y22+2);//vien cho bang liet ke line(x21-1,y22+2,x22+2,y22+2);//vien cho bang liet ke line(x31,y31,x32,y31);//vien cho nut OK line(x31,y31,x31,y32);//vien cho nut OK line(x41,y41,x42,y41);//vien nut Cancel line(x41,y41,x41,y42);//vien nut Cancel setcolor(BLACK); line(x12,y11,x12,y12); line(x11,y12,x12,y12); line(x21,y21,x22,y21);//vien cho bang liet ke line(x21,y21,x21,y22);//vien cho bang liet ke line(x32,y31,x32,y32);//vien cho nut OK line(x31,y32,x32,y32);//vien cho nut OK line(x42,y41,x42,y42);//vien nut Cancel line(x41,y42,x42,y42);//vien nut Cancel setcolor(DARKGRAY); line(x21-1,y21-1,x22+1,y21-1);//vien cho bang liet ke line(x21-1,y21-1,x21-1,y22+1);//vien cho bang liet ke setcolor(BLUE); char S3[]="OK",S4[]="Cancel";
71 LUAÂÄN VAÊN TOÁT NGHIEÄP int x33=x31+(x32-x31-textwidth(S3))/2; int y33=y31+(y32-y31-textheight(S3))/2; outtextxy(x33,y33,S3); int x44=x41+(x42-x41-textwidth(S4))/2; int y44=y41+(y42-y41-textheight(S4))/2; outtextxy(x44,y44,S4); struct ffblk FF; struct ffblk Lis[200]; char path[100]; getcurdir(0, path); int done; int x51=x21,x52=x51+130,y51=y22+28,y52=y51+20; int x61=x21,x62=x12-5,y61=y12-25,y62=y12-5; Box2->InitTextBox(x51,y51,x52,y52,WHITE,LIGHTBLUE,"Type of file"); Box2->GetS_in(ftype); Box2->OutTextBox(); setcolor(BLACK); line(x51+1,y51+1,x52-1,y51+1); line(x51+1,y51+1,x51+1,y52-1); setcolor(LIGHTGRAY); line(x51+1,y52-1,x52-1,y52-1); line(x52-1,y51+1,x52-1,y52-1); setfillstyle(SOLID_FILL,WHITE); bar(x61,y61,x62,y62); setcolor(BLACK); line(x61,y61,x62,y61); line(x61,y61,x61,y62); line(x61+1,y61+1,x62-1,y61+1); line(x61+1,y61+1,x61+1,y62-1); setcolor(LIGHTGRAY); line(x62-1,y61+1,x62-1,y62-1); line(x61+1,y62-1,x62-1,y62-1); //DiskBox int x71=x52+30,x72=x22,y71=y51,y72=y52;//toa do DiskBox char DNameTemp[4]; sprintf(DNameTemp,"%c:",*DName); TEXTBOX DiskBox; DiskBox.InitTextBox(x71,y71,x72,y72,WHITE,LIGHTBLUE,"Driver name"); DiskBox.GetS_in(DNameTemp); DiskBox.OutTextBox(); setcolor(BLACK); line(x71+1,y71+1,x72-1,y71+1); line(x71+1,y71+1,x71+1,y72-1); setcolor(LIGHTGRAY); line(x71+1,y72-1,x72-1,y72-1); line(x72-1,y71+1,x72-1,y72-1); LIST DriList;//nut nhan chon o dia int x81=x72-19,y81=y71+2,x82=x72-2,y82=y72-2; DriList.InitList(x81,y81,x82,y82,LIGHTGRAY); DriList.Show(); done=findfirst("*",&FF,FA_DIREC); Lis[0]=FF; int dem=0;//cho vong while tim file, la so files + thu muc tim duoc
72 LUAÂÄN VAÊN TOÁT NGHIEÄP if((int)Lis[0].ff_attrib!=16) dem-=1; while (!done)//nhap ten file vao mang cau truc FF { dem++; done = findnext(&FF); if(!done) Lis[dem]=FF; if((int)Lis[dem].ff_attrib!=16) dem-=1; } dem+=1; int NumDir=dem; done=findfirst(ftype,&FF,FA_RDONLY|FA_HIDDEN|FA_SYSTEM|FA_ARCH); for(int j=0;j
73 LUAÂÄN VAÊN TOÁT NGHIEÄP case 81://page down if(ppp++ >12)//17) ppp=0; else goto MouseDown; case 80: // mui ten xuong nhanphim=1; MouseDown: HideMouse(); if(Dem
74 LUAÂÄN VAÊN TOÁT NGHIEÄP goto nutCancel; } }//if(kbhit()) /////////////////////////////////// xet mouse if(lpEvent->Msg==1)//neu nhan phim trai chuot { if(lpEvent->Posx>=x51&&lpEvent->PosxPosy>=y51&&lpEvent->PosyPath();//lay Path vao bien S cua TEXTBOX Box2->GetS(ftype); putimage(x11,y11,buf,COPY_PUT); farfree(buf); ShowMouse(); return 2; } if(lpEvent->Posx>=x71&&lpEvent->PosxPosy>=y71&&lpEvent->Posy=x81&&lpEvent->PosxPosy>=y81&&lpEvent->Posy
75 LUAÂÄN VAÊN TOÁT NGHIEÄP {//choose disk HideMouse(); setcolor(BLACK); line(x81,y81,x82,y81); line(x81,y81,x81,y82); line(x81+1,y81-1,x81+1,y82-1); char OldDName=*DName; CheckChooseDisk(DiskName,DName,lpEvent,x82,y82); if(OldDName!=*DName) { putimage(x11,y11,buf,COPY_PUT); farfree(buf); return 2; } setcolor(WHITE); line(x81,y81,x82,y81); line(x81,y81,x81,y82); line(x81+1,y81-1,x81+1,y82-1); ShowMouse(); } for(j=0;j=lpEvent->Posx) if((tempy1+j*14)Posy&&(tempy2+j*14)>=lpEvent- >Posy) { Arrowkey: HideMouse(); setfillstyle(SOLID_FILL,WHITE);//MAGENTA); bar(oldx1,oldy1,oldx2,oldy2); setcolor(BLACK);//LIGHTGREEN); outtextxy(x21+8,oldy1+3,Lis[Dem+over].ff_name); setfillstyle(SOLID_FILL,BLUE); oldx1=tempx1, oldy1=tempy1+j*14,oldx2=tempx2,oldy2=tempy2+j*14; bar(oldx1,oldy1,oldx2,oldy2); setcolor(YELLOW); outtextxy(x21+8,oldy1+3,Lis[j+over].ff_name); _dos_getfileattr(Lis[j+over].ff_name,attrib); strcpy(s,Lis[j+over].ff_name); if(strcmp(s,".")==0) strcpy(s,"\\"); Dem=j; End: Kiemtra=1;//bao hieu co nhan vao list } if(lpEvent->Msg==1&&(j==15)&&tempx1Posx&&tempx2>=lpEvent->Posx&&(tempy1+j*14)Posy&&(tempy2+j*14)>=lpEvent->Posy) //truong hop vet tro file o cuoi bang list va nhap chuot ngay ben duoi vet tro { lpEvent->Posx=x11; lpEvent->Posy=y11; delay(50); goto MouseDown; } if(lpEvent->Msg==1&&(j==15)&&tempx1Posx&&tempx2>=lpEvent->Posx&&(tempy1-14)Posy&&(tempy2- 14)>=lpEvent->Posy)
76 LUAÂÄN VAÊN TOÁT NGHIEÄP //truong hop vet tro file o dau bang list va nhap chuot ngay ben tren vet tro { lpEvent->Posx=x11; lpEvent->Posy=y11; delay(50); goto MouseUp; } if(lpEvent->Msg==1&&x31Posx&&y31Posy&&x32>=lpEvent->Posx&&y32>=lpEvent->Posy) nutOK: { HideMouse(); putimage(x11,y11,buf,COPY_PUT); farfree(buf); if(Kiemtra!=1) strcpy(s,Lis[0].ff_name); if(strcmp(s,".")==0) { strcpy(s,"\\"); *attrib=16; } if(*attrib==16) { chdir(s); return 2; } Show(); ShowMouse(); OutMessage("Click OK to send file."); return 1 ;//bao da co chon file } if(lpEvent->Msg==1&&x41Posx&&y41Posy&&x42>=lpEvent->Posx&&y42>=lpEvent->Posy) nutCancel: { HideMouse(); putimage(x11,y11,buf,COPY_PUT); farfree(buf); Cancel: Show(); ShowMouse(); OutMessage("Click mouse to chose action"); return 0; } } if(lpEvent->Msg==2) { delay(100); goto nutOK; } }while(1); } //--------------------------------------------------------- VIII. CLASS MOUSE.H #if !defined(__MOUSE_H__) #define __MOUSE_H__ #include
77 LUAÂÄN VAÊN TOÁT NGHIEÄP #include "screen.h" #define INT_MOUSE 0x33 #define M_LEFT 0x01 /* set if LEFT press */ #define M_RIGHT 0x02 /* set if RIGHT press */ #define M_CENTER 0x04 /* set if CENTER press */ #define M_CHANGE 0x08 /* set if mouse status is changed */ /* -- Keyboard coding bits -- */ #define KEY_NULL 0x0 #define ESC 0x1B #define ENTER 0x0D #define TAB '\t' #define INS 0xD2 #define DEL 0xD3 #define BACKSPACE 0x8 #define HOME 0xC7 #define END 0xCF #define PAGE_UP 0xC9 #define PAGE_DOWN 0xD1 /* -- Function's keys -- */ #define F1 0xBB #define F2 0xBC #define F3 0xBD #define F4 0xBE #define F5 0xBF #define F6 0xC0 #define F7 0xC1 #define F8 0xC2 #define F9 0xC3 #define F10 0xC4 #define PLUS 0x2B #define MINUS 0x2D #define SPACEBAR 0x20 #define SHIFT_TAB 0x8F #define CTRL_C 0x3 //struct time; typedef struct tagEVENT{ int Msg; int Posx, Posy; // toa do xay ra bien co chuot struct time *t; } EVENT; typedef EVENT far *LPEVENT; // Khai bao cac ham toan cuc extern void SetMouseRange(LPRECT);//LPRECT: xem SCREEN.H extern int InitMouse(LPRECT); extern void ShowMouse(void); extern void HideMouse(void); extern void MouseRead(LPEVENT); extern LPEVENT GetEvent(void); extern void DeviceRelease(int); //extern void ButtonPressed(int, LPEVENT); extern void ResetEvent(LPEVENT); //extern void MoveMouse(int x,int y);//tri extern void MouseText(int x,int y,int color1, int color2);//,char s[]); //extern int GetKey(void);