From 4d80780137c159de4c3cef82bcd2dacf82edb6a6 Mon Sep 17 00:00:00 2001
From: Pablo Barciela <scow@riseup.net>
Date: Tue, 22 May 2018 20:06:03 +0200
Subject: pluma-print-preview: Fix weird behavior with mouse buttons

Fixes https://github.com/mate-desktop/pluma/issues/321
---
 pluma/pluma-print-preview.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/pluma/pluma-print-preview.c b/pluma/pluma-print-preview.c
index 22a98bae..dead7490 100644
--- a/pluma/pluma-print-preview.c
+++ b/pluma/pluma-print-preview.c
@@ -538,6 +538,14 @@ close_button_clicked (GtkWidget         *button,
 	gtk_widget_destroy (GTK_WIDGET (preview));
 }
 
+static gboolean
+ignore_mouse_buttons (GtkWidget         *widget,
+		      GdkEventKey       *event,
+		      PlumaPrintPreview *preview)
+{
+	return TRUE;
+}
+
 static void
 create_bar (PlumaPrintPreview *preview)
 {
@@ -705,6 +713,11 @@ create_bar (PlumaPrintPreview *preview)
 			  G_CALLBACK (close_button_clicked), preview);
 	gtk_widget_show (GTK_WIDGET (i));
 	gtk_toolbar_insert (GTK_TOOLBAR (toolbar), i, -1);
+
+	g_signal_connect (GTK_TOOLBAR (toolbar),
+			  "button-press-event",
+			  G_CALLBACK (ignore_mouse_buttons),
+			  preview);
 }
 
 static gint
@@ -972,6 +985,11 @@ create_preview_layout (PlumaPrintPreview *preview)
 			  G_CALLBACK (preview_layout_query_tooltip),
 			  preview);
 
+  	g_signal_connect (priv->layout,
+			  "button-press-event",
+			  G_CALLBACK (ignore_mouse_buttons),
+			  preview);
+
 	priv->scrolled_window = gtk_scrolled_window_new (NULL, NULL);
 	gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
 					GTK_POLICY_AUTOMATIC,
-- 
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