pjs/cmd/xfe/Microline3.0/examples/tree2.c

100 строки
3.0 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
/*
* The following source code is part of the Microline Widget Library.
* The Microline widget library is made available to Mozilla developers
* under the Netscape Public License (NPL) by Neuron Data. To learn
* more about Neuron Data, please visit the Neuron Data Home Page at
* http://www.neurondata.com.
*/
#include <Xm/Xm.h>
#include <XmL/Tree.h>
main(argc, argv)
int argc;
char *argv[];
{
XtAppContext app;
Widget shell, tree;
int i, n, size;
XmString str;
XmLTreeRowDefinition *rows;
static struct
{
Boolean expands;
int level;
char *string;
} data[] =
{
{ True, 0, "Root" },
{ True, 1, "Level 1 Parent" },
{ False, 2, "1st Child of Level 1 Parent" },
{ False, 2, "2nd Child of Level 1 Parent" },
{ True, 2, "Level 2 Parent" },
{ False, 3, "Child of Level 2 Parent" },
{ True, 1, "Level 1 Parent" },
{ False, 2, "Child of Level 1 Parent" },
};
shell = XtAppInitialize(&app, "Tree2", NULL, 0,
&argc, argv, NULL, NULL, 0);
tree = XtVaCreateManagedWidget("tree",
xmlTreeWidgetClass, shell,
XtVaTypedArg, XmNbackground, XmRString, "#C0C0C0", 6,
XtVaTypedArg, XmNforeground, XmRString, "black", 6,
XtVaTypedArg, XmNblankBackground, XmRString, "white", 6,
XtVaTypedArg, XmNselectBackground, XmRString, "#000080", 8,
XtVaTypedArg, XmNselectForeground, XmRString, "white", 6,
XtVaTypedArg, XmNconnectingLineColor, XmRString, "#808080", 8,
XmNvisibleRows, 10,
XmNwidth, 250,
NULL);
XtVaSetValues(tree,
XmNcellDefaults, True,
XtVaTypedArg, XmNcellBackground, XmRString, "white", 6,
NULL);
/* Create a TreeRowDefinition array from the data array */
/* and add rows to the Tree */
n = 8;
size = sizeof(XmLTreeRowDefinition) * n;
rows = (XmLTreeRowDefinition *)malloc(size);
for (i = 0; i < n; i++)
{
rows[i].level = data[i].level;
rows[i].expands = data[i].expands;
rows[i].isExpanded = True;
rows[i].pixmap = XmUNSPECIFIED_PIXMAP;
rows[i].pixmask = XmUNSPECIFIED_PIXMAP;
rows[i].string = XmStringCreateSimple(data[i].string);
}
XmLTreeAddRows(tree, rows, n, -1);
/* Free the TreeRowDefintion array (and XmStrings) we created above */
for (i = 0; i < n; i++)
XmStringFree(rows[i].string);
free((char *)rows);
XtRealizeWidget(shell);
XtAppMainLoop(app);
}