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- /*
- * tclMacPanic.c --
- *
- * Source code for the "panic" library procedure used in "Simple Shell";
- * other Mac applications will probably override this with a more robust
- * application-specific panic procedure.
- *
- * Copyright (c) 1993-1994 Lockheed Missle & Space Company, AI Center
- * Copyright (c) 1995-1996 Sun Microsystems, Inc.
- *
- * See the file "license.terms" for information on usage and redistribution
- * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
- *
- * SCCS: @(#) tclMacPanic.c 1.12 96/12/12 19:31:56
- */
-
-
- #include <Events.h>
- #include <Controls.h>
- #include <Windows.h>
- #include <TextEdit.h>
- #include <Fonts.h>
- #include <Dialogs.h>
- #include <Icons.h>
- #include <stdarg.h>
- #include <stdio.h>
- #include <stdlib.h>
-
- #include "tclInt.h"
-
- /*
- * constants for panic dialog
- */
- #define PANICHEIGHT 150 /* Height of dialog */
- #define PANICWIDTH 350 /* Width of dialog */
- #define PANIC_BUTTON_RECT {125, 260, 145, 335} /* Rect for button. */
- #define PANIC_ICON_RECT {10, 20, 42, 52} /* Rect for icon. */
- #define PANIC_TEXT_RECT {10, 65, 140, 330} /* Rect for text. */
- #define ENTERCODE (0x03)
- #define RETURNCODE (0x0D)
-
- /*
- * The panicProc variable contains a pointer to an application
- * specific panic procedure.
- */
-
- void (*panicProc) _ANSI_ARGS_(TCL_VARARGS(char *,format)) = NULL;
-
- /*
- *----------------------------------------------------------------------
- *
- * Tcl_SetPanicProc --
- *
- * Replace the default panic behavior with the specified functiion.
- *
- * Results:
- * None.
- *
- * Side effects:
- * Sets the panicProc variable.
- *
- *----------------------------------------------------------------------
- */
-
- void
- Tcl_SetPanicProc(proc)
- void (*proc) _ANSI_ARGS_(TCL_VARARGS(char *,format));
- {
- panicProc = proc;
- }
-
- /*
- *----------------------------------------------------------------------
- *
- * MacPanic --
- *
- * Displays panic info..
- *
- * Results:
- * None.
- *
- * Side effects:
- * Sets the panicProc variable.
- *
- *----------------------------------------------------------------------
- */
-
- static void
- MacPanic(
- char *msg) /* Text to show in panic dialog. */
- {
- WindowRef macWinPtr, foundWinPtr;
- Rect macRect;
- Rect buttonRect = PANIC_BUTTON_RECT;
- Rect iconRect = PANIC_ICON_RECT;
- Rect textRect = PANIC_TEXT_RECT;
- ControlHandle okButtonHandle;
- EventRecord event;
- Handle stopIconHandle;
- int part;
- Boolean done = false;
-
-
- /*
- * Put up an alert without using the Resource Manager (there may
- * be no resources to load). Use the Window and Control Managers instead.
- * We want the window centered on the main monitor. The following
- * should be tested with multiple monitors. Look and see if there is a way
- * not using qd.screenBits.
- */
-
- macRect.top = (qd.screenBits.bounds.top + qd.screenBits.bounds.bottom)
- / 2 - (PANICHEIGHT / 2);
- macRect.bottom = (qd.screenBits.bounds.top + qd.screenBits.bounds.bottom)
- / 2 + (PANICHEIGHT / 2);
- macRect.left = (qd.screenBits.bounds.left + qd.screenBits.bounds.right)
- / 2 - (PANICWIDTH / 2);
- macRect.right = (qd.screenBits.bounds.left + qd.screenBits.bounds.right)
- / 2 + (PANICWIDTH / 2);
-
- macWinPtr = NewWindow(NULL, &macRect, "\p", true, dBoxProc, (WindowRef) -1,
- false, 0);
- if (macWinPtr == NULL) {
- goto exitNow;
- }
-
- okButtonHandle = NewControl(macWinPtr, &buttonRect, "\pOK", true,
- 0, 0, 1, pushButProc, 0);
- if (okButtonHandle == NULL) {
- CloseWindow(macWinPtr);
- goto exitNow;
- }
-
- SelectWindow(macWinPtr);
- SetCursor(&qd.arrow);
- stopIconHandle = GetIcon(kStopIcon);
-
- while (!done) {
- if (WaitNextEvent(mDownMask | keyDownMask | updateMask,
- &event, 0, NULL)) {
- switch(event.what) {
- case mouseDown:
- part = FindWindow(event.where, &foundWinPtr);
-
- if ((foundWinPtr != macWinPtr) || (part != inContent)) {
- SysBeep(1);
- } else {
- SetPortWindowPort(macWinPtr);
- GlobalToLocal(&event.where);
- part = FindControl(event.where, macWinPtr,
- &okButtonHandle);
-
- if ((inButton == part) &&
- (TrackControl(okButtonHandle,
- event.where, NULL))) {
- done = true;
- }
- }
- break;
- case keyDown:
- switch (event.message & charCodeMask) {
- case ENTERCODE:
- case RETURNCODE:
- HiliteControl(okButtonHandle, 1);
- HiliteControl(okButtonHandle, 0);
- done = true;
- }
- break;
- case updateEvt:
- SetPortWindowPort(macWinPtr);
- TextFont(systemFont);
-
- BeginUpdate(macWinPtr);
- if (stopIconHandle != NULL) {
- PlotIcon(&iconRect, stopIconHandle);
- }
- TextBox(msg, strlen(msg), &textRect, teFlushDefault);
- DrawControls(macWinPtr);
- EndUpdate(macWinPtr);
- }
- }
- }
-
- CloseWindow(macWinPtr);
-
- exitNow:
- #ifdef TCL_DEBUG
- Debugger();
- #else
- abort();
- #endif
- }
-
- /*
- *----------------------------------------------------------------------
- *
- * panic --
- *
- * Print an error message and kill the process.
- *
- * Results:
- * None.
- *
- * Side effects:
- * The process dies, entering the debugger if possible.
- *
- *----------------------------------------------------------------------
- */
-
- #pragma ignore_oldstyle on
- void
- panic(char * format, ...)
- {
- va_list varg;
- char errorText[256];
-
- if (panicProc != NULL) {
- va_start(varg, format);
-
- (void) (*panicProc)(format, varg);
-
- va_end(varg);
- } else {
- va_start(varg, format);
-
- vsprintf(errorText, format, varg);
-
- va_end(varg);
-
- MacPanic(errorText);
- }
-
- }
- #pragma ignore_oldstyle reset
-