Dnia środa, 5 grudnia 2007, bambang napisał:
> Hi all,
>
> We use dosemu 1.4.0 to access Novell Netware in Graphics terminal.
>
> Everything goes well except one little problem: It's often the users
> exit the dosemu by directly closing the dosemu window thus not logging
> out from the novell connection. Obviously, the novell connection still
> left opened and causing problems.
>
> Is there a way to trap dosemu terminating event, so we can force a
> logout or warn the user and reject the termination.
Because I suffer from the same reason and I found a little bit time to solve
this problem, here is a patch for X plugin (and only X and not SDL).
Please use it with caution - it's not well tested yet.
---------------------------------------------------------------------------------
diff -Nur dosemu-1.4.0.orig/src/plugin/X/X.c dosemu-1.4.0.chng/src/plugin/X/X.c
--- dosemu-1.4.0.orig/src/plugin/X/X.c 2007-05-04 07:59:48.000000000 +0200
+++ dosemu-1.4.0.chng/src/plugin/X/X.c 2008-01-30 12:09:47.000000000 +0100
@@ -383,6 +383,9 @@
static Atom comm_atom = None;
static Boolean kdos_client = FALSE; /* started by kdos */
+static Boolean about_to_quit = FALSE;
+extern struct text_system Text_X;
+void (*Draw_cursor_backup)(int x, int y, Bit8u attr, int first, int last, Boolean focus);
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
@@ -1434,6 +1437,7 @@
case FocusIn:
X_printf("X: focus in\n");
+ if (about_to_quit) break;
if (vga.mode_class == TEXT) text_gain_focus();
if (config.X_background_pause && !dosemu_user_froze) unfreeze_dosemu ();
have_focus = TRUE;
@@ -1441,6 +1445,7 @@
case FocusOut:
X_printf("X: focus out\n");
+ if (about_to_quit) break;
if (mainwindow == fullscreenwindow) break;
if (vga.mode_class == TEXT) text_lose_focus();
output_byte_8042(port60_buffer | 0x80);
@@ -1458,9 +1463,36 @@
* atom, it means the window manager wants us to die.
*/
if(e.xclient.message_type == proto_atom && *e.xclient.data.l == delete_atom) {
+ int i;
+
X_printf("X: got window delete message\n");
- /* XXX - Is it ok to call this from a SIGALRM handler? */
- leavedos(0);
+
+ if (about_to_quit)
+ break;
+
+ about_to_quit = TRUE;
+ Draw_cursor_backup = Text_X.Draw_cursor;
+ Text_X.Draw_cursor = NULL;
+ freeze_dosemu();
+
+ for (i = 0; i < 12; i++)
+ Text_X.Draw_string(14, i+6, " " , 52, 0xf0);
+
+ Text_X.Draw_string(15, 7, " " , 50, 0x4f);
+ Text_X.Draw_string(15, 8, " You are about to abort DosEmu session. " , 50, 0x4f);
+ Text_X.Draw_string(15, 9, " This is not recomended way for closing DosEmu. " , 50, 0x4f);
+ Text_X.Draw_string(15, 10, " Close all your programs and use exitemu command. " , 50, 0x4f);
+ Text_X.Draw_string(15, 11, " " , 50, 0x4f);
+ Text_X.Draw_string(15, 12, " Do you still want to continue? " , 50, 0x4f);
+ Text_X.Draw_string(15, 13, " " , 50, 0x4f);
+ Text_X.Draw_string(15, 14, " Y - abort DosEmu session " , 50, 0x4f);
+ Text_X.Draw_string(15, 15, " N - continue DosEmu session " , 50, 0x4f);
+ Text_X.Draw_string(15, 16, " " , 50, 0x4f);
+
+ Text_X.Draw_string(48, 10, "exitemu" , 7, 0x4a);
+ Text_X.Draw_string(18, 14, "Y" , 1, 0x4e);
+ Text_X.Draw_string(18, 15, "N" , 1, 0x4e);
+
break;
}
@@ -1490,6 +1522,24 @@
keyrel_pending = 0;
}
+ if (about_to_quit) {
+ KeySym keysym = XKeycodeToKeysym(display, e.xkey.keycode, 0);
+ if (keysym == XK_Y || keysym == XK_y) {
+ leavedos(0);
+ } else if (keysym == XK_N || keysym == XK_n) {
+ about_to_quit = FALSE;
+ Text_X.Draw_cursor = Draw_cursor_backup;
+ if(vga.mode_class == TEXT) {
+ X_redraw_text_screen();
+ } else {
+ dirty_all_video_pages();
+ X_update_screen();
+ }
+ unfreeze_dosemu();
+ }
+ break;
+ }
+
if((e.xkey.state & ControlMask) && (e.xkey.state & Mod1Mask)) {
KeySym keysym = XKeycodeToKeysym(display, e.xkey.keycode, 0);
if (keysym == grab_keysym) {
@@ -1504,6 +1554,7 @@
break;
}
}
+
/*
Clears the visible selection if the cursor is inside the selection
*/
diff -Nur dosemu-1.4.0.orig/src/plugin/X/X_font.c dosemu-1.4.0.chng/src/plugin/X/X_font.c
--- dosemu-1.4.0.orig/src/plugin/X/X_font.c 2007-05-04 07:59:48.000000000 +0200
+++ dosemu-1.4.0.chng/src/plugin/X/X_font.c 2008-01-30 10:04:00.000000000 +0100
@@ -195,8 +195,7 @@
text_colors[i] = xc.pixel;
}
-
-static struct text_system Text_X =
+struct text_system Text_X =
{
X_draw_string,
X_draw_line,
---------------------------------------------------------------------------------
Regards,
--
Rafał Cygnarowski
rafi@xxxxxxx
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