From: Po Lu via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
To: 51674@debbugs.gnu.org
Subject: bug#51674: 29.0.50; [PATCH] Fix hang when displaying xwidget script dialog
Date: Mon, 08 Nov 2021 10:10:44 +0800 [thread overview]
Message-ID: <87fss7s8gr.fsf@yahoo.com> (raw)
In-Reply-To: 87fss7s8gr.fsf.ref@yahoo.com
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Thanks!
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[-- Attachment #2: 0001-Fix-hang-when-displaying-xwidget-script-dialog.patch --]
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From 1ce79e6631678dd0c98718bbb0882cc6c169d2b0 Mon Sep 17 00:00:00 2001
From: Po Lu <luangruo@yahoo.com>
Date: Mon, 8 Nov 2021 10:07:55 +0800
Subject: [PATCH] Fix hang when displaying xwidget script dialog
* src/xwidget.c (webkit_script_dialog_cb): New function.
(Fmake_xwidget): Attach script callback signal.
---
src/xwidget.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 66 insertions(+)
diff --git a/src/xwidget.c b/src/xwidget.c
index f95f5f1d7f..ecb973f485 100644
--- a/src/xwidget.c
+++ b/src/xwidget.c
@@ -50,6 +50,8 @@ Copyright (C) 2011-2021 Free Software Foundation, Inc.
static gboolean offscreen_damage_event (GtkWidget *, GdkEvent *, gpointer);
static void synthesize_focus_in_event (GtkWidget *);
static GdkDevice *find_suitable_keyboard (struct frame *);
+static gboolean webkit_script_dialog_cb (WebKitWebView *, WebKitScriptDialog *,
+ gpointer);
#endif
static struct xwidget *
@@ -240,6 +242,10 @@ DEFUN ("make-xwidget",
"create",
G_CALLBACK (webkit_create_cb),
xw);
+ g_signal_connect (G_OBJECT (xw->widget_osr),
+ "script-dialog",
+ G_CALLBACK (webkit_script_dialog_cb),
+ NULL);
}
g_signal_connect (G_OBJECT (xw->widgetwindow_osr), "damage-event",
@@ -1242,6 +1248,66 @@ webkit_decide_policy_cb (WebKitWebView *webView,
return FALSE;
}
}
+
+static gboolean
+webkit_script_dialog_cb (WebKitWebView *webview,
+ WebKitScriptDialog *script_dialog,
+ gpointer user)
+{
+ struct frame *f = SELECTED_FRAME ();
+ WebKitScriptDialogType type;
+ GtkWidget *widget;
+ GtkWidget *dialog;
+ GtkWidget *entry;
+ GtkWidget *content_area;
+ const gchar *content;
+ const gchar *message;
+ gint result;
+
+ /* Return TRUE to prevent WebKit from showing the default script
+ dialog in the offscreen window, which runs a nested main loop
+ Emacs can't respond to, and as such can't pass X events to. */
+ if (!FRAME_WINDOW_P (f))
+ return TRUE;
+
+ type = webkit_script_dialog_get_dialog_type (script_dialog);;
+ widget = FRAME_GTK_OUTER_WIDGET (f);
+ content = webkit_script_dialog_get_message (script_dialog);
+
+ if (type == WEBKIT_SCRIPT_DIALOG_ALERT)
+ dialog = gtk_dialog_new_with_buttons (content, GTK_WINDOW (widget),
+ GTK_DIALOG_MODAL,
+ "Dismiss", 1, NULL);
+ else
+ dialog = gtk_dialog_new_with_buttons (content, GTK_WINDOW (widget),
+ GTK_DIALOG_MODAL,
+ "OK", 0, "Cancel", 1, NULL);
+
+ if (type == WEBKIT_SCRIPT_DIALOG_PROMPT)
+ {
+ entry = gtk_entry_new ();
+ message = webkit_script_dialog_prompt_get_default_text (script_dialog);
+ content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
+
+ gtk_widget_show (entry);
+ gtk_entry_set_text (GTK_ENTRY (entry), message);
+ gtk_container_add (GTK_CONTAINER (content_area), entry);
+ }
+
+ result = gtk_dialog_run (GTK_DIALOG (dialog));
+
+ if (type == WEBKIT_SCRIPT_DIALOG_CONFIRM
+ || type == WEBKIT_SCRIPT_DIALOG_BEFORE_UNLOAD_CONFIRM)
+ webkit_script_dialog_confirm_set_confirmed (script_dialog, result == 0);
+
+ if (type == WEBKIT_SCRIPT_DIALOG_PROMPT)
+ webkit_script_dialog_prompt_set_text (script_dialog,
+ gtk_entry_get_text (GTK_ENTRY (entry)));
+
+ gtk_widget_destroy (GTK_WIDGET (dialog));
+
+ return TRUE;
+}
#endif /* USE_GTK */
--
2.31.1
next parent reply other threads:[~2021-11-08 2:10 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <87fss7s8gr.fsf.ref@yahoo.com>
2021-11-08 2:10 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors [this message]
2021-11-08 5:24 ` bug#51674: 29.0.50; [PATCH] Fix hang when displaying xwidget script dialog Lars Ingebrigtsen
2021-11-08 5:38 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-11-08 5:40 ` Lars Ingebrigtsen
2021-11-08 5:45 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-11-08 6:25 ` Lars Ingebrigtsen
2021-11-08 6:29 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-11-08 6:50 ` Lars Ingebrigtsen
2021-11-08 6:56 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-11-08 7:01 ` Lars Ingebrigtsen
2021-11-09 4:31 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-11-09 4:45 ` Lars Ingebrigtsen
2021-11-09 4:59 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-11-09 5:30 ` Lars Ingebrigtsen
2021-11-09 5:34 ` Lars Ingebrigtsen
2021-11-09 5:46 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-11-09 6:10 ` Lars Ingebrigtsen
2021-11-09 4:45 ` Lars Ingebrigtsen
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