--- /dev/null
+/* $Id$ $Revision$ */
+/* vim:set shiftwidth=4 ts=8: */
+
+/**********************************************************
+* This software is part of the graphviz package *
+* http://www.graphviz.org/ *
+* *
+* Copyright (c) 1994-2004 AT&T Corp. *
+* and is licensed under the *
+* Common Public License, Version 1.0 *
+* by AT&T Corp. *
+* *
+* Information and Software Systems Research *
+* AT&T Research, Florham Park NJ *
+**********************************************************/
+
+#ifdef FEATURE_CS
+#include <ast.h>
+#endif
+/*
+ * Copyright 1989 Software Research Associates, Inc., Tokyo, Japan
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose and without fee is hereby granted, 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 Software Research Associates not be used
+ * in advertising or publicity pertaining to distribution of the software
+ * without specific, written prior permission. Software Research Associates
+ * makes no representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ *
+ * SOFTWARE RESEARCH ASSOCIATES DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,
+ * IN NO EVENT SHALL SOFTWARE RESEARCH ASSOCIATES 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.
+ *
+ * Author: Erik M. van der Poel
+ * Software Research Associates, Inc., Tokyo, Japan
+ * erik@sra.co.jp
+ */
+
+/*
+ * Author's address:
+ *
+ * erik@sra.co.jp
+ * OR
+ * erik%sra.co.jp@uunet.uu.net
+ * OR
+ * erik%sra.co.jp@mcvax.uucp
+ * OR
+ * try junet instead of co.jp
+ * OR
+ * Erik M. van der Poel
+ * Software Research Associates, Inc.
+ * 1-1-1 Hirakawa-cho, Chiyoda-ku
+ * Tokyo 102 Japan. TEL +81-3-234-2692
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdio.h>
+#ifdef HAVE_ERRNO_H
+#include <errno.h>
+#endif
+
+#ifndef HAVE_ERRNO_DECL
+extern int errno;
+extern int sys_nerr;
+#if (linux)
+extern const char *const sys_errlist[];
+#else
+extern char *sys_errlist[];
+#endif
+#endif
+
+#include <sys/param.h>
+#include <X11/cursorfont.h>
+#include <X11/Intrinsic.h>
+#include <X11/StringDefs.h>
+#include <X11/Composite.h>
+#include <X11/Shell.h>
+#include <X11/Xaw/Form.h>
+#include <X11/Xaw/Command.h>
+#include <X11/Xaw/Scrollbar.h>
+#include <X11/Xaw/Label.h>
+#include <X11/Xaw/Cardinals.h>
+
+#include "SFinternal.h"
+
+#ifndef MAXPATHLEN
+#define MAXPATHLEN 1024
+#endif /* ndef MAXPATHLEN */
+
+#include "SFDecls.h"
+
+#if !defined(SVR4) && !defined(SYSV) && !defined(USG)
+extern char *getwd();
+#endif /* !defined(SVR4) && !defined(SYSV) && !defined(USG) */
+
+#ifdef HAVE_STDLIB_H
+# include <stdlib.h>
+#endif
+
+int SFstatus = SEL_FILE_NULL;
+
+char SFstartDir[MAXPATHLEN],
+ SFcurrentPath[MAXPATHLEN], SFcurrentDir[MAXPATHLEN];
+
+Widget
+ selFile,
+ selFileCancel,
+ selFileField,
+ selFileForm,
+ selFileHScroll,
+ selFileHScrolls[3],
+ selFileLists[3], selFileOK, selFilePrompt, selFileVScrolls[3];
+
+Display *SFdisplay;
+
+Pixel SFfore, SFback;
+
+Atom SFwmDeleteWindow;
+
+XSegment SFsegs[2], SFcompletionSegs[2];
+
+XawTextPosition SFtextPos;
+
+int SFupperX, SFlowerY, SFupperY;
+
+int SFtextX, SFtextYoffset;
+
+int SFentryWidth, SFentryHeight;
+
+int SFlineToTextH = 3;
+
+int SFlineToTextV = 3;
+
+int SFbesideText = 3;
+
+int SFaboveAndBelowText = 2;
+
+int SFcharsPerEntry = 15;
+
+int SFlistSize = 10;
+
+int SFworkProcAdded = 0;
+XtWorkProcId SFworkProcId;
+
+XtAppContext SFapp;
+
+int SFpathScrollWidth, SFvScrollHeight, SFhScrollWidth;
+
+char SFtextBuffer[MAXPATHLEN];
+
+XtIntervalId SFdirModTimerId;
+
+int (*SFfunc) ();
+
+static char *oneLineTextEditTranslations = "\
+ <Key>Return: redraw-display()\n\
+ Ctrl<Key>M: redraw-display()\n\
+";
+
+/* ARGSUSED */
+static void SFexposeList(w, n, event, cont)
+Widget w;
+XtPointer n;
+XEvent *event;
+Boolean *cont;
+{
+ if ((event->type == NoExpose) || event->xexpose.count) {
+ return;
+ }
+
+ SFdrawList((long) n, SF_DO_NOT_SCROLL);
+}
+
+/* ARGSUSED */
+static void SFmodVerifyCallback(w, client_data, event, cont)
+Widget w;
+XtPointer client_data;
+XEvent *event;
+Boolean *cont;
+{
+ char buf[2];
+
+ if ((XLookupString(&(event->xkey), buf, 2, NULL, NULL) == 1) &&
+ ((*buf) == '\r')
+ ) {
+ SFstatus = SEL_FILE_OK;
+ } else {
+ SFstatus = SEL_FILE_TEXT;
+ }
+}
+
+/* ARGSUSED */
+static void SFokCallback(w, cl, cd)
+Widget w;
+XtPointer cl, cd;
+{
+ SFstatus = SEL_FILE_OK;
+}
+
+static XtCallbackRec SFokSelect[] = {
+ {SFokCallback, (XtPointer) NULL},
+ {NULL, (XtPointer) NULL},
+};
+
+/* ARGSUSED */
+static void SFcancelCallback(w, cl, cd)
+Widget w;
+XtPointer cl, cd;
+{
+ SFstatus = SEL_FILE_CANCEL;
+}
+
+static XtCallbackRec SFcancelSelect[] = {
+ {SFcancelCallback, (XtPointer) NULL},
+ {NULL, (XtPointer) NULL},
+};
+
+/* ARGSUSED */
+static void SFdismissAction(w, event, params, num_params)
+Widget w;
+XEvent *event;
+String *params;
+Cardinal *num_params;
+{
+ if (event->type == ClientMessage &&
+ event->xclient.data.l[0] != SFwmDeleteWindow)
+ return;
+
+ SFstatus = SEL_FILE_CANCEL;
+}
+
+static char *wmDeleteWindowTranslation = "\
+ <Message>WM_PROTOCOLS: SelFileDismiss()\n\
+";
+
+static XtActionsRec actions[] = {
+ {"SelFileDismiss", SFdismissAction},
+};
+
+static void SFcreateWidgets(toplevel, prompt, ok, cancel)
+Widget toplevel;
+char *prompt;
+char *ok;
+char *cancel;
+{
+ Cardinal i;
+ long n;
+ int listWidth, listHeight;
+ int listSpacing = 10;
+ int scrollThickness = 15;
+ int hScrollX, hScrollY;
+ int vScrollX, vScrollY;
+ Cursor xtermCursor, sbRightArrowCursor, dotCursor;
+ Arg arglist[20];
+
+ i = 0;
+ XtSetArg(arglist[i], XtNtransientFor, toplevel);
+ i++;
+
+ selFile = XtAppCreateShell("selFile", "SelFile",
+ transientShellWidgetClass, SFdisplay,
+ arglist, i);
+
+ /* Add WM_DELETE_WINDOW protocol */
+ XtAppAddActions(XtWidgetToApplicationContext(selFile),
+ actions, XtNumber(actions));
+ XtOverrideTranslations(selFile,
+ XtParseTranslationTable
+ (wmDeleteWindowTranslation));
+
+ i = 0;
+ XtSetArg(arglist[i], XtNdefaultDistance, 30);
+ i++;
+ selFileForm = XtCreateManagedWidget("selFileForm",
+ formWidgetClass, selFile, arglist,
+ i);
+
+ i = 0;
+ XtSetArg(arglist[i], XtNlabel, prompt);
+ i++;
+ XtSetArg(arglist[i], XtNresizable, True);
+ i++;
+ XtSetArg(arglist[i], XtNtop, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNbottom, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNleft, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNright, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNborderWidth, 0);
+ i++;
+ selFilePrompt = XtCreateManagedWidget("selFilePrompt",
+ labelWidgetClass, selFileForm,
+ arglist, i);
+
+ i = 0;
+ XtSetArg(arglist[i], XtNforeground, &SFfore);
+ i++;
+ XtSetArg(arglist[i], XtNbackground, &SFback);
+ i++;
+ XtGetValues(selFilePrompt, arglist, i);
+
+ SFinitFont();
+
+ SFentryWidth = SFbesideText + SFcharsPerEntry * SFcharWidth +
+ SFbesideText;
+ SFentryHeight = SFaboveAndBelowText + SFcharHeight +
+ SFaboveAndBelowText;
+
+ listWidth = SFlineToTextH + SFentryWidth + SFlineToTextH + 1 +
+ scrollThickness;
+ listHeight = SFlineToTextV + SFentryHeight + SFlineToTextV + 1 +
+ SFlineToTextV + SFlistSize * SFentryHeight +
+ SFlineToTextV + 1 + scrollThickness;
+
+ SFpathScrollWidth = 3 * listWidth + 2 * listSpacing + 4;
+
+ hScrollX = -1;
+ hScrollY = SFlineToTextV + SFentryHeight + SFlineToTextV + 1 +
+ SFlineToTextV + SFlistSize * SFentryHeight + SFlineToTextV;
+ SFhScrollWidth = SFlineToTextH + SFentryWidth + SFlineToTextH;
+
+ vScrollX = SFlineToTextH + SFentryWidth + SFlineToTextH;
+ vScrollY = SFlineToTextV + SFentryHeight + SFlineToTextV;
+ SFvScrollHeight = SFlineToTextV + SFlistSize * SFentryHeight +
+ SFlineToTextV;
+
+ SFupperX = SFlineToTextH + SFentryWidth + SFlineToTextH - 1;
+ SFlowerY = SFlineToTextV + SFentryHeight + SFlineToTextV + 1 +
+ SFlineToTextV;
+ SFupperY = SFlineToTextV + SFentryHeight + SFlineToTextV + 1 +
+ SFlineToTextV + SFlistSize * SFentryHeight - 1;
+
+ SFtextX = SFlineToTextH + SFbesideText;
+ SFtextYoffset = SFlowerY + SFaboveAndBelowText + SFcharAscent;
+
+ SFsegs[0].x1 = 0;
+ SFsegs[0].y1 = vScrollY;
+ SFsegs[0].x2 = vScrollX - 1;
+ SFsegs[0].y2 = vScrollY;
+ SFsegs[1].x1 = vScrollX;
+ SFsegs[1].y1 = 0;
+ SFsegs[1].x2 = vScrollX;
+ SFsegs[1].y2 = vScrollY - 1;
+
+ SFcompletionSegs[0].x1 = SFcompletionSegs[0].x2 = SFlineToTextH;
+ SFcompletionSegs[1].x1 = SFcompletionSegs[1].x2 =
+ SFlineToTextH + SFentryWidth - 1;
+
+ i = 0;
+ XtSetArg(arglist[i], XtNwidth, 3 * listWidth + 2 * listSpacing + 4);
+ i++;
+ XtSetArg(arglist[i], XtNborderColor, SFfore);
+ i++;
+
+ XtSetArg(arglist[i], XtNfromVert, selFilePrompt);
+ i++;
+ XtSetArg(arglist[i], XtNvertDistance, 10);
+ i++;
+ XtSetArg(arglist[i], XtNresizable, True);
+ i++;
+ XtSetArg(arglist[i], XtNtop, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNbottom, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNleft, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNright, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNstring, SFtextBuffer);
+ i++;
+ XtSetArg(arglist[i], XtNlength, MAXPATHLEN);
+ i++;
+ XtSetArg(arglist[i], XtNeditType, XawtextEdit);
+ i++;
+ XtSetArg(arglist[i], XtNwrap, XawtextWrapWord);
+ i++;
+ XtSetArg(arglist[i], XtNresize, XawtextResizeHeight);
+ i++;
+ XtSetArg(arglist[i], XtNuseStringInPlace, True);
+ i++;
+ selFileField = XtCreateManagedWidget("selFileField",
+ asciiTextWidgetClass, selFileForm,
+ arglist, i);
+
+ XtOverrideTranslations(selFileField,
+ XtParseTranslationTable
+ (oneLineTextEditTranslations));
+ XtSetKeyboardFocus(selFileForm, selFileField);
+
+ i = 0;
+ XtSetArg(arglist[i], XtNorientation, XtorientHorizontal);
+ i++;
+ XtSetArg(arglist[i], XtNwidth, SFpathScrollWidth);
+ i++;
+ XtSetArg(arglist[i], XtNheight, scrollThickness);
+ i++;
+ XtSetArg(arglist[i], XtNborderColor, SFfore);
+ i++;
+ XtSetArg(arglist[i], XtNfromVert, selFileField);
+ i++;
+ XtSetArg(arglist[i], XtNvertDistance, 30);
+ i++;
+ XtSetArg(arglist[i], XtNtop, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNbottom, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNleft, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNright, XtChainLeft);
+ i++;
+ selFileHScroll = XtCreateManagedWidget("selFileHScroll",
+ scrollbarWidgetClass,
+ selFileForm, arglist, i);
+
+ XtAddCallback(selFileHScroll, XtNjumpProc,
+ SFpathSliderMovedCallback, (XtPointer) NULL);
+ XtAddCallback(selFileHScroll, XtNscrollProc,
+ SFpathAreaSelectedCallback, (XtPointer) NULL);
+
+ i = 0;
+ XtSetArg(arglist[i], XtNwidth, listWidth);
+ i++;
+ XtSetArg(arglist[i], XtNheight, listHeight);
+ i++;
+ XtSetArg(arglist[i], XtNborderColor, SFfore);
+ i++;
+ XtSetArg(arglist[i], XtNfromVert, selFileHScroll);
+ i++;
+ XtSetArg(arglist[i], XtNvertDistance, 10);
+ i++;
+ XtSetArg(arglist[i], XtNtop, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNbottom, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNleft, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNright, XtChainLeft);
+ i++;
+ selFileLists[0] = XtCreateManagedWidget("selFileList1",
+ compositeWidgetClass,
+ selFileForm, arglist, i);
+
+ i = 0;
+ XtSetArg(arglist[i], XtNwidth, listWidth);
+ i++;
+ XtSetArg(arglist[i], XtNheight, listHeight);
+ i++;
+ XtSetArg(arglist[i], XtNborderColor, SFfore);
+ i++;
+ XtSetArg(arglist[i], XtNfromHoriz, selFileLists[0]);
+ i++;
+ XtSetArg(arglist[i], XtNfromVert, selFileHScroll);
+ i++;
+ XtSetArg(arglist[i], XtNhorizDistance, listSpacing);
+ i++;
+ XtSetArg(arglist[i], XtNvertDistance, 10);
+ i++;
+ XtSetArg(arglist[i], XtNtop, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNbottom, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNleft, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNright, XtChainLeft);
+ i++;
+ selFileLists[1] = XtCreateManagedWidget("selFileList2",
+ compositeWidgetClass,
+ selFileForm, arglist, i);
+
+ i = 0;
+ XtSetArg(arglist[i], XtNwidth, listWidth);
+ i++;
+ XtSetArg(arglist[i], XtNheight, listHeight);
+ i++;
+ XtSetArg(arglist[i], XtNborderColor, SFfore);
+ i++;
+ XtSetArg(arglist[i], XtNfromHoriz, selFileLists[1]);
+ i++;
+ XtSetArg(arglist[i], XtNfromVert, selFileHScroll);
+ i++;
+ XtSetArg(arglist[i], XtNhorizDistance, listSpacing);
+ i++;
+ XtSetArg(arglist[i], XtNvertDistance, 10);
+ i++;
+ XtSetArg(arglist[i], XtNtop, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNbottom, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNleft, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNright, XtChainLeft);
+ i++;
+ selFileLists[2] = XtCreateManagedWidget("selFileList3",
+ compositeWidgetClass,
+ selFileForm, arglist, i);
+
+ for (n = 0; n < 3; n++) {
+
+ i = 0;
+ XtSetArg(arglist[i], XtNx, vScrollX);
+ i++;
+ XtSetArg(arglist[i], XtNy, vScrollY);
+ i++;
+ XtSetArg(arglist[i], XtNwidth, scrollThickness);
+ i++;
+ XtSetArg(arglist[i], XtNheight, SFvScrollHeight);
+ i++;
+ XtSetArg(arglist[i], XtNborderColor, SFfore);
+ i++;
+ selFileVScrolls[n] = XtCreateManagedWidget("selFileVScroll",
+ scrollbarWidgetClass,
+ selFileLists[n],
+ arglist, i);
+
+ XtAddCallback(selFileVScrolls[n], XtNjumpProc,
+ SFvFloatSliderMovedCallback, (XtPointer) n);
+ XtAddCallback(selFileVScrolls[n], XtNscrollProc,
+ SFvAreaSelectedCallback, (XtPointer) n);
+
+ i = 0;
+
+ XtSetArg(arglist[i], XtNorientation, XtorientHorizontal);
+ i++;
+ XtSetArg(arglist[i], XtNx, hScrollX);
+ i++;
+ XtSetArg(arglist[i], XtNy, hScrollY);
+ i++;
+ XtSetArg(arglist[i], XtNwidth, SFhScrollWidth);
+ i++;
+ XtSetArg(arglist[i], XtNheight, scrollThickness);
+ i++;
+ XtSetArg(arglist[i], XtNborderColor, SFfore);
+ i++;
+ selFileHScrolls[n] = XtCreateManagedWidget("selFileHScroll",
+ scrollbarWidgetClass,
+ selFileLists[n],
+ arglist, i);
+
+ XtAddCallback(selFileHScrolls[n], XtNjumpProc,
+ SFhSliderMovedCallback, (XtPointer) n);
+ XtAddCallback(selFileHScrolls[n], XtNscrollProc,
+ SFhAreaSelectedCallback, (XtPointer) n);
+ }
+
+ i = 0;
+ XtSetArg(arglist[i], XtNlabel, ok);
+ i++;
+ XtSetArg(arglist[i], XtNresizable, True);
+ i++;
+ XtSetArg(arglist[i], XtNcallback, SFokSelect);
+ i++;
+ XtSetArg(arglist[i], XtNborderColor, SFfore);
+ i++;
+ XtSetArg(arglist[i], XtNfromVert, selFileLists[0]);
+ i++;
+ XtSetArg(arglist[i], XtNvertDistance, 30);
+ i++;
+ XtSetArg(arglist[i], XtNtop, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNbottom, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNleft, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNright, XtChainLeft);
+ i++;
+ selFileOK = XtCreateManagedWidget("selFileOK", commandWidgetClass,
+ selFileForm, arglist, i);
+
+ i = 0;
+ XtSetArg(arglist[i], XtNlabel, cancel);
+ i++;
+ XtSetArg(arglist[i], XtNresizable, True);
+ i++;
+ XtSetArg(arglist[i], XtNcallback, SFcancelSelect);
+ i++;
+ XtSetArg(arglist[i], XtNborderColor, SFfore);
+ i++;
+ XtSetArg(arglist[i], XtNfromHoriz, selFileOK);
+ i++;
+ XtSetArg(arglist[i], XtNfromVert, selFileLists[0]);
+ i++;
+ XtSetArg(arglist[i], XtNhorizDistance, 30);
+ i++;
+ XtSetArg(arglist[i], XtNvertDistance, 30);
+ i++;
+ XtSetArg(arglist[i], XtNtop, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNbottom, XtChainTop);
+ i++;
+ XtSetArg(arglist[i], XtNleft, XtChainLeft);
+ i++;
+ XtSetArg(arglist[i], XtNright, XtChainLeft);
+ i++;
+ selFileCancel = XtCreateManagedWidget("selFileCancel",
+ commandWidgetClass, selFileForm,
+ arglist, i);
+
+ XtSetMappedWhenManaged(selFile, False);
+ XtRealizeWidget(selFile);
+
+ /* Add WM_DELETE_WINDOW protocol */
+ SFwmDeleteWindow = XInternAtom(SFdisplay, "WM_DELETE_WINDOW", False);
+ XSetWMProtocols(SFdisplay, XtWindow(selFile), &SFwmDeleteWindow, 1);
+
+ SFcreateGC();
+
+ xtermCursor = XCreateFontCursor(SFdisplay, XC_xterm);
+
+ sbRightArrowCursor = XCreateFontCursor(SFdisplay, XC_sb_right_arrow);
+ dotCursor = XCreateFontCursor(SFdisplay, XC_dot);
+
+ XDefineCursor(SFdisplay, XtWindow(selFileForm), xtermCursor);
+ XDefineCursor(SFdisplay, XtWindow(selFileField), xtermCursor);
+
+ for (n = 0; n < 3; n++) {
+ XDefineCursor(SFdisplay, XtWindow(selFileLists[n]),
+ sbRightArrowCursor);
+ }
+ XDefineCursor(SFdisplay, XtWindow(selFileOK), dotCursor);
+ XDefineCursor(SFdisplay, XtWindow(selFileCancel), dotCursor);
+
+ for (n = 0; n < 3; n++) {
+ XtAddEventHandler(selFileLists[n], ExposureMask, True,
+ SFexposeList, (XtPointer) n);
+ XtAddEventHandler(selFileLists[n], EnterWindowMask, False,
+ SFenterList, (XtPointer) n);
+ XtAddEventHandler(selFileLists[n], LeaveWindowMask, False,
+ SFleaveList, (XtPointer) n);
+ XtAddEventHandler(selFileLists[n], PointerMotionMask, False,
+ SFmotionList, (XtPointer) n);
+ XtAddEventHandler(selFileLists[n], ButtonPressMask, False,
+ SFbuttonPressList, (XtPointer) n);
+ XtAddEventHandler(selFileLists[n], ButtonReleaseMask, False,
+ SFbuttonReleaseList, (XtPointer) n);
+ }
+
+ XtAddEventHandler(selFileField, KeyPressMask, False,
+ SFmodVerifyCallback, (XtPointer) NULL);
+
+ SFapp = XtWidgetToApplicationContext(selFile);
+
+}
+
+/* position widget under the cursor */
+void SFpositionWidget(w)
+Widget w;
+{
+ Arg args[3];
+ Cardinal num_args;
+ Dimension width, height, b_width;
+ int x, y, max_x, max_y;
+ Window root, child;
+ int dummyx, dummyy;
+ unsigned int dummymask;
+
+ XQueryPointer(XtDisplay(w), XtWindow(w), &root, &child, &x, &y,
+ &dummyx, &dummyy, &dummymask);
+ num_args = 0;
+ XtSetArg(args[num_args], XtNwidth, &width);
+ num_args++;
+ XtSetArg(args[num_args], XtNheight, &height);
+ num_args++;
+ XtSetArg(args[num_args], XtNborderWidth, &b_width);
+ num_args++;
+ XtGetValues(w, args, num_args);
+
+ width += 2 * b_width;
+ height += 2 * b_width;
+
+ x -= ((Position) width / 2);
+ if (x < 0)
+ x = 0;
+ if (x > (max_x = (Position) (XtScreen(w)->width - width)))
+ x = max_x;
+
+ y -= ((Position) height / 2);
+ if (y < 0)
+ y = 0;
+ if (y > (max_y = (Position) (XtScreen(w)->height - height)))
+ y = max_y;
+
+ num_args = 0;
+ XtSetArg(args[num_args], XtNx, x);
+ num_args++;
+ XtSetArg(args[num_args], XtNy, y);
+ num_args++;
+ XtSetValues(w, args, num_args);
+}
+
+FILE *SFopenFile(name, mode, prompt, failed)
+char *name;
+char *mode;
+char *prompt;
+char *failed;
+{
+ Arg args[1];
+ FILE *fp;
+
+ SFchdir(SFstartDir);
+ if ((fp = fopen(name, mode)) == NULL) {
+ char *buf;
+#ifdef HAVE_STRERROR
+ char *errormsg = strerror(errno);
+ if (errormsg) {
+ buf = XtMalloc(strlen(failed) + strlen(errormsg) +
+ strlen(prompt) + 2);
+ strcpy(buf, failed);
+ strcat(buf, errormsg);
+ strcat(buf, "\n");
+#else
+ if (errno < sys_nerr) {
+ buf = XtMalloc(strlen(failed) + strlen(sys_errlist[errno]) +
+ strlen(prompt) + 2);
+ strcpy(buf, failed);
+ strcat(buf, sys_errlist[errno]);
+ strcat(buf, "\n");
+ strcat(buf, prompt);
+#endif
+ } else {
+ buf = XtMalloc(strlen(failed) + strlen(prompt) + 2);
+ strcpy(buf, failed);
+ strcat(buf, "\n");
+ strcat(buf, prompt);
+ }
+ XtSetArg(args[0], XtNlabel, buf);
+ XtSetValues(selFilePrompt, args, ONE);
+ XtFree(buf);
+ return NULL;
+ }
+ return fp;
+}
+
+void SFtextChanged()
+{
+
+ if ((SFtextBuffer[0] == '/') || (SFtextBuffer[0] == '~')) {
+ (void) strcpy(SFcurrentPath, SFtextBuffer);
+
+ SFtextPos = XawTextGetInsertionPoint(selFileField);
+ } else {
+ (void) strcat(strcpy(SFcurrentPath, SFstartDir), SFtextBuffer);
+
+ SFtextPos = XawTextGetInsertionPoint(selFileField) +
+ strlen(SFstartDir);
+ }
+
+ if (!SFworkProcAdded) {
+ SFworkProcId = XtAppAddWorkProc(SFapp, SFworkProc, NULL);
+ SFworkProcAdded = 1;
+ }
+
+ SFupdatePath();
+}
+
+#if 0 /* NOT USED */
+static char *SFgetText()
+{
+ return strcpy(XtMalloc((unsigned) (strlen(SFtextBuffer) + 1)),
+ SFtextBuffer);
+}
+#endif
+
+static void SFprepareToReturn()
+{
+ SFstatus = SEL_FILE_NULL;
+ XtRemoveGrab(selFile);
+ XtUnmapWidget(selFile);
+ XtRemoveTimeOut(SFdirModTimerId);
+ if (SFchdir(SFstartDir)) {
+ XtAppError(SFapp,
+ "XsraSelFile: can't return to current directory");
+ }
+}
+
+int
+XsraSelFile(toplevel, prompt, ok, cancel, failed,
+ init_path, mode, show_entry, name_return, name_size)
+Widget toplevel;
+char *prompt;
+char *ok;
+char *cancel;
+char *failed;
+char *init_path;
+char *mode;
+int (*show_entry) ();
+char *name_return;
+int name_size;
+{
+ static int firstTime = 1;
+ Cardinal i;
+ Arg arglist[20];
+ XEvent event;
+
+ if (!prompt) {
+ prompt = "Pathname:";
+ }
+
+ if (!ok) {
+ ok = "OK";
+ }
+
+ if (!cancel) {
+ cancel = "Cancel";
+ }
+
+ if (firstTime) {
+ firstTime = 0;
+ SFdisplay = XtDisplay(toplevel);
+ SFcreateWidgets(toplevel, prompt, ok, cancel);
+ } else {
+ i = 0;
+
+ XtSetArg(arglist[i], XtNlabel, prompt);
+ i++;
+ XtSetValues(selFilePrompt, arglist, i);
+
+ i = 0;
+ XtSetArg(arglist[i], XtNlabel, ok);
+ i++;
+ XtSetValues(selFileOK, arglist, i);
+
+ i = 0;
+ XtSetArg(arglist[i], XtNlabel, cancel);
+ i++;
+ XtSetValues(selFileCancel, arglist, i);
+ }
+
+ SFpositionWidget(selFile);
+ XtMapWidget(selFile);
+
+/* #if defined(SVR4) || defined(SYSV) || defined(USG) || defined(GNU) */
+ if (!getcwd(SFstartDir, MAXPATHLEN)) {
+/* #else defined(SVR4) || defined(SYSV) || defined(USG) */
+ /* if (!getwd(SFstartDir)) { */
+/* #endif defined(SVR4) || defined(SYSV) || defined(USG) */
+
+ XtAppError(SFapp, "XsraSelFile: can't get current directory");
+ }
+ (void) strcat(SFstartDir, "/");
+ (void) strcpy(SFcurrentDir, SFstartDir);
+
+ if (init_path) {
+ if (init_path[0] == '/') {
+ (void) strcpy(SFcurrentPath, init_path);
+ if (strncmp(SFcurrentPath, SFstartDir, strlen(SFstartDir)
+ )) {
+ SFsetText(SFcurrentPath);
+ } else {
+ SFsetText(&(SFcurrentPath[strlen(SFstartDir)]));
+ }
+ } else {
+ (void) strcat(strcpy(SFcurrentPath, SFstartDir), init_path);
+ SFsetText(&(SFcurrentPath[strlen(SFstartDir)]));
+ }
+ } else {
+ (void) strcpy(SFcurrentPath, SFstartDir);
+ }
+
+ SFfunc = show_entry;
+
+ SFtextChanged();
+
+ XtAddGrab(selFile, True, True);
+
+ SFdirModTimerId = XtAppAddTimeOut(SFapp, (unsigned long) 1000,
+ SFdirModTimer, (XtPointer) NULL);
+
+ while (1) {
+ XtAppNextEvent(SFapp, &event);
+ XtDispatchEvent(&event);
+ switch (SFstatus) {
+ case SEL_FILE_TEXT:
+ SFstatus = SEL_FILE_NULL;
+ SFtextChanged();
+ break;
+ case SEL_FILE_OK:
+ strncpy(name_return, SFtextBuffer, name_size);
+ SFprepareToReturn();
+ if (SFworkProcAdded) {
+ XtRemoveWorkProc(SFworkProcId);
+ SFworkProcAdded = 0;
+ }
+ return 1;
+ break;
+ case SEL_FILE_CANCEL:
+ SFprepareToReturn();
+ return 0;
+ case SEL_FILE_NULL:
+ break;
+ }
+ }
+ return 0;
+}
projects / graphviz / commitdiff