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    Length: 1879 (0x757)
    Types: TextFile
    Names: »CounterView.c«

└─⟦8648bda34⟧ Bits:30007244 EUUGD5_II: X11R5
    └─⟦87c3ac0e0⟧ »./contrib-3/contrib-3.00« 
        └─⟦de8ce1454⟧ 
            └─⟦this⟧ »contrib/lib/iv/src/bin/doc/CounterView.c« 

TextFile

/*
 * Copyright (c) 1991 Stanford University
 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided
 * that the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of Stanford not be used in advertising or
 * publicity pertaining to distribution of the software without specific,
 * written prior permission.  Stanford makes no representations about
 * the suitability of this software for any purpose.  It is provided "as is"
 * without express or implied warranty.
 *
 * STANFORD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
 * IN NO EVENT SHALL STANFORD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

/*
 * CounterView
 */

#include "CounterView.h"

#include "Document.h"
#include "CounterItem.h"

#include <InterViews/box.h>
#include <InterViews/listener.h>
#include <InterViews/patch.h>

#include <string.h>

CounterView::CounterView (
    DocumentViewer* viewer, ItemView* parent, CounterItem* counter
) : ItemView(viewer, parent) {
    _counter = counter;
    _counter->attach(this);
    _counter->ref();
    _patch = new Patch(nil);
    _listener->body(_patch);
}

CounterView::~CounterView () {
    _counter->detach(this);
    _counter->unref();
}

void CounterView::update () {
    long style = _counter->style();
    _patch->body(_counter->document()->character(0, style));
    _patch->reallocate();
    _patch->redraw();
}