dialog.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 "dialog.h"

Dialog::Dialog()
{
	buttonfld[0] = NULL;
	buttonfld[1] = NULL;
	buttonfld[2] = NULL;
	buttonfld[3] = NULL;
	buttonfld[4] = NULL;
	buttonfld[5] = NULL;
	buttonfrm=NULL;
	module=FALSE;
	basetype=OKONLYDLG;
}

Dialog::~Dialog()
{
	if(buttonfrm!=NULL)
	{
		unpost_form(buttonfrm);
		free_form(buttonfrm);
	}
	if(buttonfld[0]!=NULL)
		free_field(buttonfld[0]);
	if(buttonfld[1]!=NULL)
		free_field(buttonfld[1]);
	if(buttonfld[2]!=NULL)
		free_field(buttonfld[2]);
	if(buttonfld[3]!=NULL)
		free_field(buttonfld[3]);
	if(buttonfld[4]!=NULL)
		free_field(buttonfld[4]);
	DestroyBaseWindow();
}

void Dialog::SetModule(int ret)
{
	module=ret;
}

int Dialog::InitDialog(int align,int Height,int Width,int Color,int Shadow,int FontStyle,int WinType,int basedlg,char *Title)
{
	int X,Y;
	if(align=1)//align to bottom
	{
		X=(int)((COLS-Width)/2);
		Y=LINES-2-Height;
	}
	if(InitBaseWindow(Y,X,Height,Width,Color,Shadow,FontStyle,WinType,Title)==FALSE)
		return FALSE;
	keypad(basewin,TRUE);
	basetype=basedlg;
	DrawDialog(basetype);
	return TRUE;
}

int Dialog::InitDialog(int Height,int Width,int Color,int Shadow,int FontStyle,int WinType,int basedlg,char *Title)
{
	int Y=(int)((LINES-Height)/2);
	int X=(int)((COLS-Width)/2);
	if(InitBaseWindow(Y,X,Height,Width,Color,Shadow,FontStyle,WinType,Title)==FALSE)
		return FALSE;
	keypad(basewin,TRUE);
	basetype=basedlg;
	DrawDialog(basetype);
	return TRUE;
}

void Dialog::DrawDialog0()
{
}
	
void Dialog::DrawDialog1()
{
	int rows,cols;
	
	buttonfld[0] = new_field(1, 8, 0, 0, 0, 0);               //ok
	buttonfld[1] = NULL;
	set_field_back(buttonfld[0], COLOR_PAIR(color)); 
	field_opts_on(buttonfld[0], O_ACTIVE);
	set_field_just(buttonfld[0], JUSTIFY_CENTER);
	set_field_buffer(buttonfld[0], 0, "<  Ok  >");

	buttonfrm = new_form(buttonfld);
	scale_form(buttonfrm,&rows,&cols);
	set_current_field(buttonfrm, buttonfld[0]);
	set_form_win(buttonfrm, basewin);
	set_form_sub(buttonfrm, derwin(basewin,1,cols,height-1,(int)((width-8)/2)));	
	post_form(buttonfrm);
}

void Dialog::DrawDialog2()
{
	int rows,cols;
	
	buttonfld[0] = new_field(1, 8, 0, 0, 0, 0);
	buttonfld[1] = new_field(1, 8, 0, (int)(width/2), 0, 0);
	buttonfld[2] = new_field(1, (int)(width/2)-8, 0, 8, 0, 0);
	buttonfld[3] = NULL;
	set_field_back(buttonfld[0], COLOR_PAIR(color)); 
	field_opts_on(buttonfld[0], O_ACTIVE);
	set_field_just(buttonfld[0], JUSTIFY_CENTER);
	set_field_buffer(buttonfld[0], 0, "<  OK  >");
	set_field_back(buttonfld[1], COLOR_PAIR(color)); 
	field_opts_on(buttonfld[1], O_ACTIVE);
	set_field_just(buttonfld[1], JUSTIFY_CENTER);
	set_field_buffer(buttonfld[1], 0, "<Cancel>");
	set_field_back(buttonfld[2], COLOR_PAIR(color)); 
	set_field_pad(buttonfld[2],ACS_HLINE|COLOR_PAIR(color));
	field_opts_off(buttonfld[2], O_ACTIVE);

	buttonfrm = new_form(buttonfld);
	scale_form(buttonfrm,&rows,&cols);
	set_current_field(buttonfrm, buttonfld[0]);
	set_form_win(buttonfrm, basewin);
	set_form_sub(buttonfrm, derwin(basewin,1,cols,height-1,(int)((width/2-8)/2)));	
	post_form(buttonfrm);
}

void Dialog::DrawDialog3()
{
	int rows,cols;
	
	buttonfld[0] = new_field(1, 8, 0, 0, 0, 0);               //yes
	buttonfld[1] = new_field(1, 8, 0, (int)(width/3), 0, 0);  //no
	buttonfld[2] = new_field(1, 8, 0, (int)((width/3)*2), 0, 0);  //cancel
	buttonfld[3] = new_field(1, (int)(width/3)-8, 0, 8, 0, 0);//seporator
	buttonfld[4] = new_field(1, (int)(width/3)-8, 0, (int)(width/3)+8, 0, 0);//seporator
	buttonfld[5] = NULL;
	set_field_back(buttonfld[0], COLOR_PAIR(color)); 
	field_opts_on(buttonfld[0], O_ACTIVE);
	set_field_just(buttonfld[0], JUSTIFY_CENTER);
	set_field_buffer(buttonfld[0], 0, "<  Yes >");
	set_field_back(buttonfld[1], COLOR_PAIR(color)); 
	field_opts_on(buttonfld[1], O_ACTIVE);
	set_field_just(buttonfld[1], JUSTIFY_CENTER);
	set_field_buffer(buttonfld[1], 0, "<  No  >");
	set_field_back(buttonfld[2], COLOR_PAIR(color)); 
	field_opts_on(buttonfld[2], O_ACTIVE);
	set_field_just(buttonfld[2], JUSTIFY_CENTER);
	set_field_buffer(buttonfld[2], 0, "<Cancel>");
	
	set_field_back(buttonfld[3], COLOR_PAIR(color)); 
	set_field_pad(buttonfld[3],ACS_HLINE|COLOR_PAIR(color));
	field_opts_off(buttonfld[3], O_ACTIVE);
	set_field_back(buttonfld[4], COLOR_PAIR(color)); 
	set_field_pad(buttonfld[4],ACS_HLINE|COLOR_PAIR(color));
	field_opts_off(buttonfld[4], O_ACTIVE);

	buttonfrm = new_form(buttonfld);
	scale_form(buttonfrm,&rows,&cols);
	set_current_field(buttonfrm, buttonfld[0]);
	set_form_win(buttonfrm, basewin);
	set_form_sub(buttonfrm, derwin(basewin,1,cols,height-1,(int)((width/3-8)/2)));	
	post_form(buttonfrm);
}

void Dialog::DrawDialog(int type)
{
	draw_box(0,0,height,width, COLOR_PAIR(color)|' ',COLOR_PAIR(color));	
	wattron(basewin,COLOR_PAIR(color));
	box(basewin,0,0);
	mvwprintw(basewin,0,1,GetTitle());
	wattroff(basewin,COLOR_PAIR(color));
	
	switch(type)
	{
		case NOTHINGDLG:
			DrawDialog0();
			break;
		case OKONLYDLG:
			DrawDialog1();
			break;
		case OKCANCELDLG:
			DrawDialog2();
			break;
		case YESNOCANCELDLG:
			DrawDialog3();
			break;
	}
}

void Dialog::ReDrawDialog()
{
	draw_box(0,0,height,width, COLOR_PAIR(color)|' ',COLOR_PAIR(color));	
	wattron(basewin,COLOR_PAIR(color));
	box(basewin,0,0);
	mvwprintw(basewin,0,1,GetTitle());
	wattroff(basewin,COLOR_PAIR(color));
	wrefresh(basewin);
	if(buttonfrm!=NULL)
	{
		unpost_form(buttonfrm);
		post_form(buttonfrm);
	}
}

int Dialog::DialogDriver()
{
	int ret=0;
	int ch;
	int exist=FALSE;
	form_driver(buttonfrm,REQ_FIRST_FIELD);
	set_field_back(current_field(buttonfrm), COLOR_PAIR(COLOR_WHITE_RED)); 
	while(!exist && (ch = wgetch(basewin)))
	{
		switch(ch)
		{	case KEY_LEFT:
				set_field_back(current_field(buttonfrm), COLOR_PAIR(color)); 
				form_driver(buttonfrm,REQ_PREV_FIELD);
				set_field_back(current_field(buttonfrm), COLOR_PAIR(COLOR_WHITE_RED)); 
				wrefresh(basewin);
				break;
			case KEY_RIGHT:
				set_field_back(current_field(buttonfrm), COLOR_PAIR(color)); 
				form_driver(buttonfrm,REQ_NEXT_FIELD);
				set_field_back(current_field(buttonfrm), COLOR_PAIR(COLOR_WHITE_RED)); 
				wrefresh(basewin);
				break;
			case KEY_TAB:
				set_field_back(current_field(buttonfrm), COLOR_PAIR(color)); 
				if(module==FALSE)
				{
					set_current_field(buttonfrm,buttonfld[1]);
					set_current_field(buttonfrm,buttonfld[0]);
					ret=UNKNOW;
					exist=TRUE;
				}
				else
				{
					set_field_back(current_field(buttonfrm), COLOR_PAIR(color)); 
					form_driver(buttonfrm,REQ_NEXT_FIELD);
					set_field_back(current_field(buttonfrm), COLOR_PAIR(COLOR_WHITE_RED)); 
				}
				wrefresh(basewin);
				break;
			case 0xA:
				exist=TRUE;
				if(field_index(current_field(buttonfrm))==0)
				{
					set_field_back(current_field(buttonfrm), COLOR_PAIR(color)); 
					set_current_field(buttonfrm,buttonfld[1]);
					set_current_field(buttonfrm,buttonfld[0]);
					wrefresh(basewin);
					if(basetype==OKCANCELDLG || basetype==OKONLYDLG)
					{
						ret=BUTOK;
					}
					else
					{
						ret=BUTYES;
					}
				}
				else if(field_index(current_field(buttonfrm))==1)
				{
					if(basetype==OKCANCELDLG)
					{
						ret=BUTCANCEL;
					}
					else
					{
						ret=BUTNO;
					}
				}
				else if(field_index(current_field(buttonfrm))==2)
				{
					ret=BUTCANCEL;
				}
				break;
			default:
				break;
		}
	}	
	return ret;
}