From 456ba9346d5ea0417b5c94f55ea8b4047dc1fd66 Mon Sep 17 00:00:00 2001
From: Yan Pashkovsky <yanp.bugz@gmail.com>
Date: Sun, 15 Oct 2017 20:26:56 +0300
Subject: [PATCH] support for fwd bkwd mouse buttons

---
 src/editor.c  | 17 ++++++++++++++++-
 src/editor.h  |  1 +
 src/keyfile.c |  2 ++
 3 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/editor.c b/src/editor.c
index c60a897e1e..7adbd8e7c0 100644
--- a/src/editor.c
+++ b/src/editor.c
@@ -45,6 +45,7 @@
 #include "geanyobject.h"
 #include "highlighting.h"
 #include "keybindings.h"
+#include "navqueue.h"
 #include "main.h"
 #include "prefs.h"
 #include "projectprivate.h"
@@ -326,7 +327,7 @@ static gboolean on_editor_button_press_event(GtkWidget *widget, GdkEventButton *
 	}
 
 	/* calls the edit popup menu in the editor */
-	if (event->button == 3)
+	else if (event->button == 3)
 	{
 		gboolean can_goto;
 
@@ -349,6 +350,20 @@ static gboolean on_editor_button_press_event(GtkWidget *widget, GdkEventButton *
 
 		return TRUE;
 	}
+
+	else if (event->button == 8 /*backwards*/ && editor_prefs.mouse_back_forward_enabled)
+	{
+		navqueue_go_back();
+	}
+
+	else if (event->button == 9 /*forwards*/ && editor_prefs.mouse_back_forward_enabled)
+	{
+		navqueue_go_forward();
+	}
+
+	else if (event->button > 5 && app->debug_mode)
+		g_warning("Unknown mouse button was pressed %i", event->button);
+
 	return FALSE;
 }
 
diff --git a/src/editor.h b/src/editor.h
index 347f6d0f2a..d9e11bbace 100644
--- a/src/editor.h
+++ b/src/editor.h
@@ -138,6 +138,7 @@ typedef struct GeanyEditorPrefs
 	gint		autocompletion_update_freq;
 	gint		scroll_lines_around_cursor;
 	gint		ime_interaction; /* input method editor's candidate window behaviour */
+	gboolean	mouse_back_forward_enabled;
 }
 GeanyEditorPrefs;
 
diff --git a/src/keyfile.c b/src/keyfile.c
index 90ad79a86e..7cf85862bf 100644
--- a/src/keyfile.c
+++ b/src/keyfile.c
@@ -220,6 +220,8 @@ static void init_pref_groups(void)
 		"color_scheme", NULL);
 	stash_group_add_spin_button_integer(group, &editor_prefs.scroll_lines_around_cursor,
 		"scroll_lines_around_cursor", 0, "spin_scroll_lines_around_cursor");
+	stash_group_add_boolean(group, &editor_prefs.mouse_back_forward_enabled,
+		"mouse_back_forward_enabled", TRUE);
 
 	/* files */
 	stash_group_add_spin_button_integer(group, (gint*)&file_prefs.mru_length,