Further movement of code out of metacity-dialog into Zenity;
this time it's the "kill or wait?" dialogue. Much code saved. * src/core/delete.c: * src/core/keybindings.c: * src/core/main.c: * src/core/util.c: * src/core/window-private.h: * src/core/window.c: * src/include/util.h: svn path=/trunk/; revision=4125
This commit is contained in:
Thomas James Alexander Thurman
parent
b893e88e8b
commit
3d0bfbb4f4
8 changed files with 193 additions and 284 deletions
13
ChangeLog
13
ChangeLog
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@ -1,3 +1,16 @@
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2009-02-10 Thomas Thurman <tthurman@gnome.org>
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Further movement of code out of metacity-dialog into Zenity;
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this time it's the "kill or wait?" dialogue. Much code saved.
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* src/core/delete.c:
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* src/core/keybindings.c:
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* src/core/main.c:
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* src/core/util.c:
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* src/core/window-private.h:
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* src/core/window.c:
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* src/include/util.h:
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2009-02-07 Thomas Thurman <tthurman@gnome.org>
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Windows demanding attention should never appear in the
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@ -55,227 +55,26 @@ delete_ping_reply_func (MetaDisplay *display,
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/* we do nothing */
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}
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static Window
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window_from_string (const char *str)
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{
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char *end;
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unsigned long l;
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end = NULL;
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l = strtoul (str, &end, 16);
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if (end == NULL || end == str)
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{
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meta_warning (_("Could not parse \"%s\" as an integer"),
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str);
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return None;
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}
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if (*end != '\0')
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{
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meta_warning (_("Did not understand trailing characters \"%s\" in string \"%s\""),
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end, str);
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return None;
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}
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return l;
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}
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static int
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pid_from_string (const char *str)
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{
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char *end;
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long l;
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end = NULL;
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l = strtol (str, &end, 10);
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if (end == NULL || end == str)
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{
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meta_warning (_("Could not parse \"%s\" as an integer"),
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str);
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return None;
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}
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if (*end != '\0')
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{
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meta_warning (_("Did not understand trailing characters \"%s\" in string \"%s\""),
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end, str);
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return None;
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}
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return l;
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}
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static gboolean
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parse_dialog_output (const char *str,
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int *pid_out,
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Window *win_out)
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delete_window_callback (gpointer w_p)
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{
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char **split;
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meta_window_kill ((MetaWindow*) w_p);
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split = g_strsplit (str, "\n", 2);
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if (split && split[0] && split[1])
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{
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g_strchomp (split[0]);
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g_strchomp (split[1]);
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*pid_out = pid_from_string (split[0]);
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*win_out = window_from_string (split[1]);
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g_strfreev (split);
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return TRUE;
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}
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else
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{
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g_strfreev (split);
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meta_warning (_("Failed to parse message \"%s\" from dialog process\n"),
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str);
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return FALSE;
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}
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return FALSE; /* don't do it again */
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}
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static void
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search_and_destroy_window (int pid,
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Window xwindow)
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sigchld_handler (MetaNexus *nexus, guint arg1, gpointer arg2, gpointer user_data)
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{
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/* Find the window with the given dialog PID,
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* double check that it matches "xwindow", then
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* kill the window.
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*/
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GSList *tmp;
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gboolean found = FALSE;
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GSList *windows;
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MetaWindow *ours = (MetaWindow*) user_data;
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if (xwindow == None)
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if (GPOINTER_TO_INT (arg2) == ours->dialog_pid)
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{
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meta_topic (META_DEBUG_PING,
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"Window to destroy is None, doing nothing\n");
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return;
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if (arg1 == 1 /* pressed "force quit" */)
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g_idle_add (delete_window_callback, user_data);
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ours->dialog_pid = -1; /* forget it anyway */
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}
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windows = meta_display_list_windows (meta_get_display ());
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tmp = windows;
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while (tmp != NULL)
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{
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MetaWindow *w = tmp->data;
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if (w->dialog_pid == pid)
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{
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if (w->xwindow != xwindow)
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meta_topic (META_DEBUG_PING,
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"Dialog pid matches but not xwindow (0x%lx vs. 0x%lx)\n",
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w->xwindow, xwindow);
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else
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{
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meta_window_kill (w);
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found = TRUE;
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}
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}
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tmp = tmp->next;
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}
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g_slist_free (windows);
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if (!found)
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meta_topic (META_DEBUG_PING,
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"Did not find a window with dialog pid %d xwindow 0x%lx\n",
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pid, xwindow);
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}
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static void
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release_window_with_fd (int fd)
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{
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/* Find the window with the given dialog PID,
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* double check that it matches "xwindow", then
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* kill the window.
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*/
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gboolean found = FALSE;
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GSList *windows = meta_display_list_windows (meta_get_display ());
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GSList *tmp = windows;
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while (tmp != NULL)
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{
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MetaWindow *w = tmp->data;
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if (w->dialog_pid >= 0 &&
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w->dialog_pipe == fd)
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{
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meta_topic (META_DEBUG_PING,
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"Removing dialog with fd %d pid %d from window %s\n",
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fd, w->dialog_pid, w->desc);
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meta_window_free_delete_dialog (w);
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found = TRUE;
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}
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tmp = tmp->next;
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}
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g_slist_free (windows);
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if (!found)
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meta_topic (META_DEBUG_PING,
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"Did not find a window with a dialog pipe %d\n",
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fd);
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}
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static gboolean
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io_from_ping_dialog (GIOChannel *channel,
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GIOCondition condition,
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gpointer data)
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{
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meta_topic (META_DEBUG_PING,
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"IO handler from ping dialog, condition = %x\n",
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condition);
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if (condition & G_IO_IN)
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{
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char *str;
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gsize len;
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GError *err;
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/* Go ahead and block for all data from child */
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str = NULL;
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len = 0;
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err = NULL;
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g_io_channel_read_to_end (channel,
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&str, &len,
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&err);
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if (err)
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{
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meta_warning (_("Error reading from dialog display process: %s\n"),
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err->message);
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g_error_free (err);
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}
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meta_topic (META_DEBUG_PING,
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"Read %" G_GSIZE_FORMAT " bytes strlen %d \"%s\" from child\n",
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len, str ? (int) strlen (str) : 0, str ? str : "NULL");
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if (len > 0)
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{
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/* We're supposed to kill the given window */
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int pid;
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Window xwindow;
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if (parse_dialog_output (str, &pid, &xwindow))
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search_and_destroy_window (pid, xwindow);
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}
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g_free (str);
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}
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release_window_with_fd (g_io_channel_unix_get_fd (channel));
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/* Remove the callback */
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return FALSE;
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}
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static void
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@ -285,15 +84,9 @@ delete_ping_timeout_func (MetaDisplay *display,
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void *user_data)
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{
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MetaWindow *window = user_data;
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GError *err;
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int child_pid;
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int outpipe;
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char *argv[9];
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char numbuf[32];
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char timestampbuf[32];
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char *window_id_str;
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char *window_title;
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GIOChannel *channel;
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gchar *window_content;
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GPid dialog_pid;
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meta_topic (META_DEBUG_PING,
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"Got delete ping timeout for %s\n",
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@ -305,53 +98,31 @@ delete_ping_timeout_func (MetaDisplay *display,
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return;
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}
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window_id_str = g_strdup_printf ("0x%lx", window->xwindow);
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window_title = g_locale_from_utf8 (window->title, -1, NULL, NULL, NULL);
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sprintf (numbuf, "%d", window->screen->number);
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sprintf (timestampbuf, "%u", timestamp);
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window_content = g_strdup_printf(
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_("<big><b><tt>%s</tt> is not responding.</b></big>\n\n"
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"<i>You may choose to wait a short while for it to "
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"continue or force the application to quit entirely.</i>"),
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window_title);
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argv[0] = METACITY_LIBEXECDIR"/metacity-dialog";
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argv[1] = "--screen";
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argv[2] = numbuf;
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argv[3] = "--timestamp";
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argv[4] = timestampbuf;
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argv[5] = "--kill-window-question";
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argv[6] = window_title;
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argv[7] = window_id_str;
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argv[8] = NULL;
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err = NULL;
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if (!g_spawn_async_with_pipes ("/",
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argv,
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NULL,
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0,
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NULL, NULL,
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&child_pid,
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NULL,
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&outpipe,
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NULL,
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&err))
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{
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meta_warning (_("Error launching metacity-dialog to ask about killing an application: %s\n"),
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err->message);
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g_error_free (err);
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goto out;
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}
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window->dialog_pid = child_pid;
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window->dialog_pipe = outpipe;
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channel = g_io_channel_unix_new (window->dialog_pipe);
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g_io_add_watch_full (channel, G_PRIORITY_DEFAULT,
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G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
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io_from_ping_dialog,
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NULL, NULL);
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g_io_channel_unref (channel);
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out:
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g_free (window_title);
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g_free (window_id_str);
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dialog_pid =
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meta_show_dialog ("--question",
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window_content, 0,
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window->screen->number,
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_("_Wait"), _("_Force Quit"), window->xwindow,
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NULL, NULL);
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g_free (window_content);
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window->dialog_pid = dialog_pid;
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g_signal_connect (sigchld_nexus, "sigchld",
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G_CALLBACK (sigchld_handler),
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window);
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}
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void
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@ -461,9 +232,7 @@ meta_window_free_delete_dialog (MetaWindow *window)
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if (window->dialog_pid >= 0)
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{
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kill (window->dialog_pid, 9);
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close (window->dialog_pipe);
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window->dialog_pid = -1;
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window->dialog_pipe = -1;
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}
|
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}
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|
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|
|
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|
|
@ -2300,6 +2300,7 @@ error_on_command (int command_index,
|
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text,
|
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NULL,
|
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screen_number,
|
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NULL, NULL, 0,
|
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NULL, NULL);
|
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|
||||
g_free (text);
|
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|
|
@ -2311,6 +2312,7 @@ error_on_command (int command_index,
|
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message,
|
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NULL,
|
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screen_number,
|
||||
NULL, NULL, 0,
|
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NULL, NULL);
|
||||
}
|
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}
|
||||
|
|
|
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|
|
@ -58,6 +58,7 @@
|
|||
|
||||
#include <stdlib.h>
|
||||
#include <sys/types.h>
|
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#include <wait.h>
|
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#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <signal.h>
|
||||
|
|
@ -366,6 +367,29 @@ sigterm_handler (int signum)
|
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exit (meta_exit_code);
|
||||
}
|
||||
|
||||
static guint sigchld_signal_id = 0;
|
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|
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static void
|
||||
sigchld_handler (int signum, siginfo_t *info, void *context)
|
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{
|
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int stat;
|
||||
|
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if (info->si_code == CLD_EXITED)
|
||||
{
|
||||
g_signal_emit (sigchld_nexus, sigchld_signal_id, 0,
|
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info->si_status,
|
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GINT_TO_POINTER (info->si_pid));
|
||||
}
|
||||
|
||||
g_signal_handlers_disconnect_matched (sigchld_nexus,
|
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G_SIGNAL_MATCH_DATA,
|
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sigchld_signal_id,
|
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0, NULL, NULL,
|
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GINT_TO_POINTER (info->si_pid));
|
||||
|
||||
waitpid (info->si_pid, &stat, WNOHANG);
|
||||
}
|
||||
|
||||
/**
|
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* This is where the story begins. It parses commandline options and
|
||||
* environment variables, sets up the screen, hands control off to
|
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|
|
@ -395,6 +419,8 @@ main (int argc, char **argv)
|
|||
if (setlocale (LC_ALL, "") == NULL)
|
||||
meta_warning ("Locale not understood by C library, internationalization will not work\n");
|
||||
|
||||
g_type_init ();
|
||||
|
||||
sigemptyset (&empty_mask);
|
||||
act.sa_handler = SIG_IGN;
|
||||
act.sa_mask = empty_mask;
|
||||
|
|
@ -413,6 +439,24 @@ main (int argc, char **argv)
|
|||
g_printerr ("Failed to register SIGTERM handler: %s\n",
|
||||
g_strerror (errno));
|
||||
|
||||
sigchld_nexus = g_object_new (META_TYPE_NEXUS, NULL);
|
||||
|
||||
sigchld_signal_id =
|
||||
g_signal_new ("sigchld", META_TYPE_NEXUS,
|
||||
G_SIGNAL_RUN_LAST,
|
||||
0, NULL, NULL,
|
||||
g_cclosure_marshal_VOID__UINT_POINTER,
|
||||
G_TYPE_NONE,
|
||||
2,
|
||||
G_TYPE_UINT, G_TYPE_POINTER);
|
||||
|
||||
act.sa_flags = SA_NOCLDSTOP | SA_SIGINFO;
|
||||
act.sa_handler = SIG_DFL;
|
||||
act.sa_sigaction = &sigchld_handler;
|
||||
if (sigaction (SIGCHLD, &act, NULL) < 0)
|
||||
g_printerr ("Failed to register SIGCHLD handler: %s\n",
|
||||
g_strerror (errno));
|
||||
|
||||
if (g_getenv ("METACITY_VERBOSE"))
|
||||
meta_set_verbose (TRUE);
|
||||
if (g_getenv ("METACITY_DEBUG"))
|
||||
|
|
@ -447,8 +491,6 @@ main (int argc, char **argv)
|
|||
|
||||
meta_main_loop = g_main_loop_new (NULL, FALSE);
|
||||
|
||||
g_type_init ();
|
||||
|
||||
meta_ui_init (&argc, &argv);
|
||||
|
||||
/* must be after UI init so we can override GDK handlers */
|
||||
|
|
|
|||
|
|
@ -37,6 +37,8 @@
|
|||
#include <X11/Xlib.h> /* must explicitly be included for Solaris; #326746 */
|
||||
#include <X11/Xutil.h> /* Just for the definition of the various gravities */
|
||||
|
||||
MetaNexus *sigchld_nexus;
|
||||
|
||||
#ifdef HAVE_BACKTRACE
|
||||
#include <execinfo.h>
|
||||
void
|
||||
|
|
@ -538,11 +540,14 @@ meta_gravity_to_string (int gravity)
|
|||
}
|
||||
}
|
||||
|
||||
void
|
||||
GPid
|
||||
meta_show_dialog (const char *type,
|
||||
const char *message,
|
||||
const char *timeout,
|
||||
const gint screen_number,
|
||||
const char *ok_text,
|
||||
const char *cancel_text,
|
||||
const int transient_for,
|
||||
const char **columns,
|
||||
const char **entries)
|
||||
{
|
||||
|
|
@ -561,12 +566,11 @@ zenity --display X --screen S --title Metacity --list --timeout 240 --text "Thes
|
|||
*/
|
||||
|
||||
const char **argvl;
|
||||
char **envl;
|
||||
int i=0;
|
||||
GPid child_pid;
|
||||
|
||||
argvl = g_malloc(sizeof (char*) *
|
||||
(9 + (timeout?2:0))
|
||||
);
|
||||
argvl = g_malloc(sizeof (char*) * 15);
|
||||
|
||||
argvl[i++] = "zenity";
|
||||
argvl[i++] = type;
|
||||
|
|
@ -584,18 +588,38 @@ zenity --display X --screen S --title Metacity --list --timeout 240 --text "Thes
|
|||
argvl[i++] = timeout;
|
||||
}
|
||||
|
||||
if (ok_text)
|
||||
{
|
||||
argvl[i++] = "--ok-label";
|
||||
argvl[i++] = ok_text;
|
||||
}
|
||||
|
||||
if (cancel_text)
|
||||
{
|
||||
argvl[i++] = "--cancel-label";
|
||||
argvl[i++] = cancel_text;
|
||||
}
|
||||
|
||||
argvl[i] = NULL;
|
||||
|
||||
g_spawn_async_with_pipes (
|
||||
"/",
|
||||
(char**) argvl, /* ugh */
|
||||
NULL,
|
||||
G_SPAWN_SEARCH_PATH,
|
||||
NULL, NULL,
|
||||
&child_pid,
|
||||
NULL, NULL, NULL,
|
||||
&error
|
||||
);
|
||||
if (transient_for)
|
||||
{
|
||||
gchar *env = g_strdup_printf("%d", transient_for);
|
||||
setenv ("WINDOWID", env, 1);
|
||||
g_free (env);
|
||||
}
|
||||
else
|
||||
envl = NULL;
|
||||
|
||||
g_spawn_async (
|
||||
"/",
|
||||
(gchar**) argvl, /* ugh */
|
||||
NULL,
|
||||
G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
|
||||
NULL, NULL,
|
||||
&child_pid,
|
||||
&error
|
||||
);
|
||||
|
||||
g_free (argvl);
|
||||
g_free (screen_number_text);
|
||||
|
|
@ -605,6 +629,33 @@ zenity --display X --screen S --title Metacity --list --timeout 240 --text "Thes
|
|||
meta_warning ("%s\n", error->message);
|
||||
g_error_free (error);
|
||||
}
|
||||
|
||||
return child_pid;
|
||||
}
|
||||
|
||||
GType
|
||||
meta_nexus_get_type (void)
|
||||
{
|
||||
static GType nexus_type = 0;
|
||||
|
||||
if (!nexus_type)
|
||||
{
|
||||
static const GTypeInfo nexus_info =
|
||||
{
|
||||
sizeof (MetaNexusClass),
|
||||
NULL, NULL, NULL, NULL, NULL,
|
||||
sizeof (MetaNexus),
|
||||
0,
|
||||
NULL, NULL
|
||||
};
|
||||
|
||||
nexus_type = g_type_register_static (G_TYPE_OBJECT,
|
||||
"MetaNexus",
|
||||
&nexus_info,
|
||||
0);
|
||||
}
|
||||
|
||||
return nexus_type;
|
||||
}
|
||||
|
||||
/* eof util.c */
|
||||
|
|
|
|||
|
|
@ -364,7 +364,6 @@ struct _MetaWindow
|
|||
|
||||
/* Current dialog open for this window */
|
||||
int dialog_pid;
|
||||
int dialog_pipe;
|
||||
|
||||
/* maintained by group.c */
|
||||
MetaGroup *group;
|
||||
|
|
|
|||
|
|
@ -379,7 +379,6 @@ meta_window_new_with_attrs (MetaDisplay *display,
|
|||
window->constructing = TRUE;
|
||||
|
||||
window->dialog_pid = -1;
|
||||
window->dialog_pipe = -1;
|
||||
|
||||
window->xwindow = xwindow;
|
||||
|
||||
|
|
|
|||
|
|
@ -26,6 +26,7 @@
|
|||
#define META_UTIL_H
|
||||
|
||||
#include <glib.h>
|
||||
#include <glib-object.h>
|
||||
|
||||
gboolean meta_is_verbose (void);
|
||||
void meta_set_verbose (gboolean setting);
|
||||
|
|
@ -97,10 +98,13 @@ char* meta_g_utf8_strndup (const gchar *src, gsize n);
|
|||
|
||||
void meta_free_gslist_and_elements (GSList *list_to_deep_free);
|
||||
|
||||
void meta_show_dialog (const char *type,
|
||||
GPid meta_show_dialog (const char *type,
|
||||
const char *title,
|
||||
const char *message,
|
||||
gint timeout,
|
||||
const char *ok_text,
|
||||
const char *cancel_text,
|
||||
const int transient_for,
|
||||
const char **columns,
|
||||
const char **entries);
|
||||
|
||||
|
|
@ -127,6 +131,36 @@ void meta_show_dialog (const char *type,
|
|||
|
||||
#endif /* !WITH_VERBOSE_MODE */
|
||||
|
||||
#include <glib-object.h>
|
||||
|
||||
#define META_TYPE_NEXUS (meta_nexus_get_type ())
|
||||
#define META_NEXUS(obj) (GTK_CHECK_CAST ((obj), META_TYPE_NEXUS, MetaNexus))
|
||||
#define META_NEXUS_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), META_TYPE_NEXUS, MetaNexusClass))
|
||||
#define META_IS_NEXUS(obj) (GTK_CHECK_TYPE ((obj), META_TYPE_NEXUS))
|
||||
#define META_IS_NEXUS_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), META_TYPE_NEXUS))
|
||||
#define META_NEXUS_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), META_TYPE_NEXUS, MetaNexusClass))
|
||||
|
||||
typedef struct _MetaNexus
|
||||
{
|
||||
GObject parent_instance;
|
||||
} MetaNexus;
|
||||
|
||||
typedef struct _MetaNexusClass
|
||||
{
|
||||
GObjectClass parent_class;
|
||||
} MetaNexusClass;
|
||||
|
||||
GType meta_nexus_get_type (void) G_GNUC_CONST;
|
||||
MetaNexus *meta_nexus_new ();
|
||||
|
||||
/**
|
||||
* An object which exists purely to attach signals to; this is to receive
|
||||
* signals when a child process exits. The signal is "sigchld" with no detail.
|
||||
*
|
||||
* \bug Eventually we should have a specialised type for objects like these.
|
||||
*/
|
||||
extern MetaNexus *sigchld_nexus;
|
||||
|
||||
#endif /* META_UTIL_H */
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue