321 lines
10 KiB
C
321 lines
10 KiB
C
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/*
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* $Xorg: xmore.c,v 1.1 2004/04/30 02:05:54 gisburn Exp $
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*
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Copyright 2004 Roland Mainz <roland.mainz@nrubsig.org>
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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*
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*/
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/* Force ANSI C prototypes from X11 headers */
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#ifndef FUNCPROTO
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#define FUNCPROTO 15
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#endif /* !FUNCPROTO */
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#include <X11/StringDefs.h>
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#include <X11/Intrinsic.h>
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#include <X11/Shell.h>
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#include <X11/Xaw/Form.h>
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#include <X11/Xaw/List.h>
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#include <X11/Xaw/Command.h>
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#include <X11/Xaw/AsciiText.h>
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#include <X11/Xaw/Cardinals.h>
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#include "xmore.h"
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#ifdef USE_XPRINT
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#include "printdialog.h"
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#include "print.h"
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <limits.h>
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/* Turn a NULL pointer string into an empty string */
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#define NULLSTR(x) (((x)!=NULL)?(x):(""))
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#define Error(x) { printf x ; exit(EXIT_FAILURE); }
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#define Assertion(expr, msg) { if (!(expr)) { Error msg } }
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#define Log(x) { if (userOptions.verbose) printf x; }
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/* Global vars */
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static Widget printdialog_shell = NULL;
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static Widget printdialog = NULL;
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static Widget toplevel = NULL;
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static Widget text = NULL;
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static char printJobNameBuffer[PATH_MAX+256];
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static const char *ProgramName; /* program name (from argv[0]) */
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static const char *viewFileName; /* file to browse (from argv[1]) */
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/* prototypes */
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static void quitAction(Widget w, XEvent *event, String *params, Cardinal *num_params);
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static void quitXtProc(Widget w, XtPointer client_data, XtPointer callData);
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#ifdef USE_XPRINT
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static void printAction(Widget w, XEvent *event, String *params, Cardinal *num_params);
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static void printXtProc(Widget w, XtPointer client_data, XtPointer callData);
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#endif
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static XrmOptionDescRec options[] = {
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{
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"-v", "*verbose", XrmoptionNoArg, (XPointer) "on" },
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};
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static XtActionsRec actions[] = {
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{ "quit", quitAction },
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#ifdef USE_XPRINT
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{ "print", printAction }
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#endif
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};
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/* See xmore.h */
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XMoreResourceData userOptions;
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#define Offset(field) XtOffsetOf(XMoreResourceData, field)
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XtResource resources[] = {
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{"verbose", "Verbose", XtRBoolean, sizeof(Boolean), Offset(verbose), XtRImmediate, (XtPointer)False},
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{"textfont", XtCFont, XtRFontSet, sizeof(XFontSet), Offset(textfont), XtRString, STANDARDFONT},
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};
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String fallback_resources[] = {
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#ifdef NOTYET
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"*iconPixmap: xmore32",
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"*iconMask: xmore32",
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#endif /* NOTYET */
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"*textfont: " STANDARDFONT,
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"*international: True", /* set this globally for ALL widgets to avoid wiered crashes */
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"*text.Translations: #override \\n\\"
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"\tCtrl<Key>S: no-op(RingBell)\\n\\"
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"\tCtrl<Key>R: no-op(RingBell)\\n\\"
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"\t<Key>space: next-page()\\n\\"
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"\t<Key>F: next-page()\\n\\"
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"\tCtrl<Key>B: previous-page()\\n\\"
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"\t<Key>B: previous-page()\\n\\"
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"\t<Key>K: scroll-one-line-down()\\n\\"
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"\t<Key>Y: scroll-one-line-down()\\n\\"
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"\t<Key>Return: scroll-one-line-up()\\n\\"
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"\t<Key>J: scroll-one-line-up()\\n\\"
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"\t<Key>E: scroll-one-line-up()\\n\\"
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"\t<Key>p: print()\\n\\"
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"\t<Key>q: quit()\\n",
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"*text.baseTranslations: #override \\n\\"
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"\t<Key>space: next-page()\\n\\"
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"\t<Key>F: next-page()\\n\\"
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"\tCtrl<Key>B: previous-page()\\n\\"
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"\t<Key>K: scroll-one-line-down()\\n\\"
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"\t<Key>Y: scroll-one-line-down()\\n\\"
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"\t<Key>Return: scroll-one-line-up()\\n\\"
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"\t<Key>J: scroll-one-line-up()\\n\\"
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"\t<Key>E: scroll-one-line-up()\\n\\"
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"\t<Key>p: print()\\n\\"
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"\t<Key>q: quit()\\n",
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NULL,
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};
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static void
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quitAction(Widget w, XEvent *event, String *params, Cardinal *num_params)
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{
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XtAppSetExitFlag(XtWidgetToApplicationContext(w));
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}
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static void
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quitXtProc(Widget w, XtPointer client_data, XtPointer callData)
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{
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XtCallActionProc(w, "quit", NULL, NULL, 0);
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}
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static void
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printshellDestroyXtProc(Widget w, XtPointer client_data, XtPointer callData)
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{
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XawPrintDialogClosePrinterConnection(printdialog, False);
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}
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#ifdef USE_XPRINT
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static void
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printOKXtProc(Widget w, XtPointer client_data, XtPointer callData)
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{
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XawPrintDialogCallbackStruct *pdcs = (XawPrintDialogCallbackStruct *)callData;
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Cardinal n;
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Arg args[2];
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Widget textsource;
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Log(("printOKXtProc: OK.\n"));
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/* Get TextSource object */
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n = 0;
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XtSetArg(args[n], XtNtextSource, &textsource); n++;
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XtGetValues(text, args, n);
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Assertion(textsource != NULL, (("printOKXtProc: textsource == NULL.\n")));
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/* ||printJobNameBuffer| must live as long the print job prints
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* because it is used for the job title AND the page headers... */
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sprintf(printJobNameBuffer, "XMore print job %s", viewFileName);
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DoPrintTextSource(ProgramName,
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textsource, toplevel,
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pdcs->pdpy, pdcs->pcontext, pdcs->colorspace,
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printshellDestroyXtProc,
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printJobNameBuffer,
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pdcs->printToFile?pdcs->printToFileName:NULL);
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XtPopdown(printdialog_shell);
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}
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static void
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printCancelXtProc(Widget w, XtPointer client_data, XtPointer callData)
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{
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Log(("printCancelXtProc: cancel.\n"));
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XtPopdown(printdialog_shell);
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Log(("destroying print dialog shell...\n"));
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XtDestroyWidget(printdialog_shell);
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printdialog_shell = NULL;
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printdialog = NULL;
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Log(("... done\n"));
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}
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static void
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printXtProc(Widget w, XtPointer client_data, XtPointer callData)
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{
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XtCallActionProc(toplevel, "print", NULL, NULL, 0);
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}
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static void
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printAction(Widget w, XEvent *event, String *params, Cardinal *num_params)
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{
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Dimension width, height;
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Position x, y;
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Widget parent = toplevel;
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Log(("print!\n"));
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if (!printdialog) {
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int n;
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Arg args[20];
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n = 0;
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XtSetArg(args[n], XtNallowShellResize, True); n++;
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printdialog_shell = XtCreatePopupShell("printdialogshell",
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transientShellWidgetClass,
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toplevel, args, n);
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n = 0;
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printdialog = XtCreateManagedWidget("printdialog", printDialogWidgetClass,
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printdialog_shell, args, n);
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XtAddCallback(printdialog, XawNOkCallback, printOKXtProc, NULL);
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XtAddCallback(printdialog, XawNCancelCallback, printCancelXtProc, NULL);
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XtRealizeWidget(printdialog_shell);
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}
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/* Center dialog */
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XtVaGetValues(printdialog_shell,
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XtNwidth, &width,
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XtNheight, &height,
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NULL);
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x = (Position)(XWidthOfScreen( XtScreen(parent)) - width) / 2;
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y = (Position)(XHeightOfScreen(XtScreen(parent)) - height) / 3;
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XtVaSetValues(printdialog_shell,
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XtNx, x,
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XtNy, y,
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NULL);
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XtPopup(printdialog_shell, XtGrabNonexclusive);
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}
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#endif
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int main( int argc, char *argv[] )
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{
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XtAppContext app;
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Widget form;
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Widget printbutton;
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Widget quitbutton;
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int n;
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Arg args[8];
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ProgramName = argv[0];
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XtSetLanguageProc(NULL, NULL, NULL);
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toplevel = XtOpenApplication(&app, "XMore",
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options, XtNumber(options),
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&argc, argv, fallback_resources,
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sessionShellWidgetClass, NULL, ZERO);
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if (argc != 2)
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{
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printf("usage: %s [ x options ] filename\n", argv[0]);
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exit(EXIT_FAILURE);
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}
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XtGetApplicationResources(toplevel, (XtPointer)&userOptions, resources,
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XtNumber(resources), NULL, 0);
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XtAppAddActions(app, actions, XtNumber(actions));
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viewFileName = argv[1];
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form = XtCreateManagedWidget("form", formWidgetClass, toplevel, NULL, 0);
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n = 0;
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XtSetArg(args[n], XtNtype, XawAsciiFile); n++;
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XtSetArg(args[n], XtNstring, viewFileName); n++;
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XtSetArg(args[n], XtNwidth, 700); n++;
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XtSetArg(args[n], XtNheight, 300); n++;
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XtSetArg(args[n], XtNscrollHorizontal, XawtextScrollAlways); n++;
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XtSetArg(args[n], XtNscrollVertical, XawtextScrollAlways); n++;
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XtSetArg(args[n], XtNfontSet, userOptions.textfont); n++;
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text = XtCreateManagedWidget("text", asciiTextWidgetClass, form, args, n);
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#ifdef USE_XPRINT
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n = 0;
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XtSetArg(args[n], XtNfromHoriz, NULL); n++;
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XtSetArg(args[n], XtNfromVert, text); n++;
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XtSetArg(args[n], XtNlabel, "Print..."); n++;
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printbutton = XtCreateManagedWidget("print", commandWidgetClass, form, args, n);
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XtAddCallback(printbutton, XtNcallback, printXtProc, 0);
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#endif
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n = 0;
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XtSetArg(args[n], XtNfromHoriz, printbutton); n++;
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XtSetArg(args[n], XtNfromVert, text); n++;
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XtSetArg(args[n], XtNlabel, "Quit"); n++;
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quitbutton = XtCreateManagedWidget("quit", commandWidgetClass, form, args, n);
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XtAddCallback(quitbutton, XtNcallback, quitXtProc, 0);
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printdialog_shell = NULL;
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printdialog = NULL;
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XtRealizeWidget(toplevel);
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XtAppMainLoop(app);
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return EXIT_SUCCESS;
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}
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