group.cc

Unix下的MUD客户端程序

#include "mcl.h"
#include "cui.h"


// Group - a specialized window where one of the children at the time
// is focused - the focused child receives keypresses first, even though
// it is not the first on the list.


Group::Group(Window *_parent, int _w, int _h, int _x, int _y)
: Window (_parent, _w, _h, Bordered, _x, _y)
{
}


// Redraw
void Group::redraw()
{
	set_color(bg_blue|fg_white);
	clear();
	dirty = false;
}

void Group::insert (Window *window)
{
	focused = window;
    Window::insert(window);
}

void Group::remove (Window *window)
{
	if (window == focused)
		focused = focused->prev ? focused->prev : focused->next;
	
	Window::remove(window);
}

bool Group::keypress (int key)
{
	// check for tabstop - select next focused
	
	if (key == key_tab)
	{
		focused->redraw();
		
		if (!(focused = focused->prev))
			focused = child_last;
			
		focused->redraw();
		
		return true;
	}
	else if (key == '\r' || key == '\n')
	{
		if (!validate(val_ok))
			return true;

		finish();		
		die();
		return true;
	}
	else if (key == key_escape)
	{
		if (!validate(val_quit))
			return true;

		die();
		return true;		
	}
	
	// Ask the focused FIRST
	
	if (focused->keypress(key))
		return true;
	
	Window *w_prev;
	for (Window *w = child_last; w; w = w_prev)
	{
		w_prev = w->prev;
		if (w != focused && w->keypress(key))
			return true;
	}
	
	return false;
	
}

MUDEdit::MUDEdit(Window *_parent, MUD *_mud)
:  Group(_parent, 50, 7, 15, 2), mud(_mud)
{
	mud_commands 	= new InputLine(this, 40,1, None, 10,3, hi_generic);
	mud_port 		= new InputLine(this, 8,1,  None, 10,2, hi_generic);
	mud_hostname 	= new InputLine(this, 30,1, None, 10,1, hi_generic);
	mud_name 		= new InputLine(this, 10,1, None, 10,0, hi_generic);

	mud_name->set_prompt("");
	mud_hostname->set_prompt("");
	mud_commands->set_prompt("");
	mud_port->set_prompt("");
	
	mud_name->set(mud->name);
	mud_hostname->set(mud->getHostname());
	mud_commands->set(mud->commands);

	char buf[16];
	sprintf(buf, "%d", mud->getPort());
    mud_port->set(buf);

    (void)new Label(this, "MUD name", 0, 1, 0, 0);
    (void)new Label(this, "Hostname", 0, 1, 0, 1);
    (void)new Label(this, "Port",     0, 1, 0, 2);
    (void)new Label(this, "Commands", 0, 1, 0, 3);
}

bool MUDEdit::validate (val_type)
{
	return true;
}

// Update the MUD edited
void MUDEdit::finish()
{
    char buf[256];
    String hostname;

	mud_name->getline(buf,true);
	mud->name = buf;

    mud_hostname->getline(buf,true);
    hostname = buf;

    mud_commands->getline(buf,true);
    mud->commands = buf;

	mud_port->getline(buf,true);
	mud->setHost(hostname, atoi(buf));
}

void MUDEdit::redraw()
{
	set_color (bg_blue|fg_white);
	clear();
	dirty = false;
}