msgdialog.c

linux 下类似于TC功能的编译器,但还没有完成,希望大家共同研究

#include "msgdialog.h"

MsgDialog::MsgDialog()
{
	fld[0]=NULL;
	fld[1]=NULL;
	frm=NULL;
	msg=NULL;
//	msg=(char *)malloc(sizeof(char)*MAXMSGLEN);
//	if(msg!=NULL)
//		memset(msg,0,sizeof(char)*MAXMSGLEN);
}

MsgDialog::~MsgDialog()
{
	if (msg!=NULL)
		free(msg);
	if(frm!=NULL)
	{
		unpost_form(frm);
		free_form(frm);
	}
	if(fld[0]!=NULL)
		free_field(fld[0]);
}

int MsgDialog::InitMsgDialog(int align,int Height,int Width,int Color,int Shadow,int FontStyle,int WinType,int basedlg,char *Title)
{
	int ret=FALSE;
	ret=InitDialog(align,Height,Width,Color,Shadow,FontStyle,WinType,basedlg,Title);
	if (ret==FALSE)
		goto failure;
	curs_set(0);
	wrefresh(basewin);
	vscroll.InitVScroll(y+1,x+width-2,height-2,1,COLOR_BLUE_YELLOW,A_BOLD,VSCROLL_BORDER);
	vscroll.ChangePos();	
failure:
	return ret;
}
	
int MsgDialog::InitMsgDialog(int Height,int Width,int Color,int Shadow,int FontStyle,int WinType,int basedlg,char *Title)
{
	int ret=FALSE;
	ret=InitDialog(Height,Width,Color,Shadow,FontStyle,WinType,basedlg,Title);
	if (ret==FALSE)
		goto failure;
	curs_set(0);
	wrefresh(basewin);
	vscroll.InitVScroll(y+1,x+width-2,height-2,1,COLOR_BLUE_YELLOW,A_BOLD,VSCROLL_BORDER);
	vscroll.ChangePos();	
failure:
	return ret;
}

int MsgDialog::MsgDialogDriver()
{
	return DialogDriver();
}

int MsgDialog::MsgDialogDriver(int type)
{
	int ret=0;
	int ch;
	int exist=FALSE;
	form_driver(frm,REQ_FIRST_FIELD);
	curs_set(1);
	while(!exist && (ch = wgetch(basewin)))
	{
		switch(ch)
		{	case KEY_UP:
				form_driver(frm,REQ_PREV_LINE);
				break;
			case KEY_DOWN:
				form_driver(frm,REQ_NEXT_LINE);
				break;
			case KEY_NPAGE:
				form_driver(frm,REQ_SCR_BPAGE);
				break;
			case KEY_PPAGE:
				form_driver(frm,REQ_SCR_FPAGE);
				break;
			case 0xA:
				exist=TRUE;
		}
	}
	curs_set(0);
	return ret;
}

void MsgDialog::DrawMsgDialog(char *Msg)
{
	int rows,cols,len;
	if (msg!=NULL)
		free(msg);
	len=strlen(Msg);
	msg=(char *)malloc(sizeof(char)*len);
	if(msg!=NULL)
		strcpy(msg,Msg);
	
	fld[0] = new_field(height-2,width-3, 0, 0, 0, 0);
	fld[1] = NULL;
	set_field_back(fld[0], COLOR_PAIR(COLOR_WHITE_BLACK)); 
	field_opts_on(fld[0], O_ACTIVE);
	field_opts_off(fld[0], O_WRAP);
	field_opts_off(fld[0], O_AUTOSKIP);
	field_opts_on(fld[0], O_STATIC); 
//	set_field_buffer(fld[0], 0, msg);
	frm = new_form(fld);
	set_current_field(frm, fld[0]);
	keypad(basewin,TRUE);
	scale_form(frm,&rows,&cols);
	set_form_win(frm, basewin);
	set_form_sub(frm, derwin(basewin,height-2,width-3,1,1));	
	post_form(frm);
}

void MsgDialog::SetMsgTxt(char *txt)
{
	int i=0;
	int len=strlen(txt);
	for(i=0;i<len;i++)
	{
		if(isprint(txt[i]))
			form_driver(frm,txt[i]);
		else
			form_driver(frm,REQ_NEW_LINE);
	}
}

int ErrMsg(int mode,char *txt)
{
	MsgDialog msgdlg;
	msgdlg.InitMsgDialog(6,40,COLOR_BLACK_CYAN,0,A_BOLD,DIALOG_ERRORMESSAGE,mode,"[Error]");
	msgdlg.SetModule(TRUE);
	msgdlg.DrawMsgDialog("");
	msgdlg.SetMsgTxt(txt);
	return msgdlg.MsgDialogDriver();
}

int MakeMsg(int mode,char *txt)
{
	MsgDialog msgdlg;
	msgdlg.InitMsgDialog(1,(int)(LINES/3),COLS-6,COLOR_BLACK_CYAN,0,A_BOLD,DIALOG_ERRORMESSAGE,mode,"[Make]");
	msgdlg.SetModule(TRUE);
	msgdlg.DrawMsgDialog("");
	msgdlg.SetMsgTxt(txt);
	return msgdlg.MsgDialogDriver(mode);
}
//end of msgdialog.c