Add options to specify mouse event

dunstrc

@@ -258,6 +258,17 @@
     # Context menu.
     context = ctrl+shift+period
 
+# Defines action of mouse event
+# Possible values are:
+# * do_action: If the notification has exactly one action, or one is marked as default,
+#              invoke it. If there are multiple and no default, open the context menu.
+# * close_current: Close current notification.
+# * push_all: Push all waiting and displayed notifications to history.
+[mouse]
+    left_click = close_current
+    middle_click = do_action
+    right_click = push_all
+
 [urgency_low]
     # IMPORTANT: colors have to be defined in quotation marks.
     # Otherwise the "#" and following would be interpreted as a comment.

src/settings.c

@@ -516,6 +516,70 @@ void load_settings(char *cmdline_config_path)
                 );
 
         }
+
+        {
+                char *c = option_get_string(
+                        "mouse",
+                        "left_click", "-left_click", "close_current",
+                        "Action of Left click event"
+                );
+
+                if (strlen(c) > 0) {
+                        if (strcmp(c, "do_action") == 0)
+                                settings.left_click = do_action;
+                        else if (strcmp(c, "close_current") == 0)
+                                settings.left_click = close_current;
+                        else if (strcmp(c, "push_all") == 0)
+                                settings.left_click = push_all;
+                        else {
+                                LOG_W("Unknown left_click position: '%s'", c);
+                        }
+                }
+                g_free(c);
+        }
+
+        {
+                char *c = option_get_string(
+                        "mouse",
+                        "middle_click", "-middel_click", "do_action",
+                        "Action of middle click event"
+                );
+
+                if (strlen(c) > 0) {
+                        if (strcmp(c, "do_action") == 0)
+                                settings.middle_click = do_action;
+                        else if (strcmp(c, "close_current") == 0)
+                                settings.middle_click = close_current;
+                        else if (strcmp(c, "push_all") == 0)
+                                settings.middle_click = push_all;
+                        else {
+                                LOG_W("Unknown middle_click position: '%s'", c);
+                        }
+                }
+                g_free(c);
+        }
+
+        {
+                char *c = option_get_string(
+                        "mouse",
+                        "right_click", "-right_click", "push_all",
+                        "Action of right click event"
+                );
+
+                if (strlen(c) > 0) {
+                        if (strcmp(c, "do_action") == 0)
+                                settings.right_click = do_action;
+                        else if (strcmp(c, "close_current") == 0)
+                                settings.right_click = close_current;
+                        else if (strcmp(c, "push_all") == 0)
+                                settings.right_click = push_all;
+                        else {
+                                LOG_W("Unknown right_click position: '%s'", c);
+                        }
+                }
+                g_free(c);
+        }
+
         settings.lowbgcolor = option_get_string(
                 "urgency_low",
                 "background", "-lb", defaults.lowbgcolor,

src/settings.h

@@ -12,6 +12,7 @@ enum icon_position_t { icons_left, icons_right, icons_off };
 enum separator_color { SEP_FOREGROUND, SEP_AUTO, SEP_FRAME, SEP_CUSTOM };
 enum follow_mode { FOLLOW_NONE, FOLLOW_MOUSE, FOLLOW_KEYBOARD };
 enum markup_mode { MARKUP_NULL, MARKUP_NO, MARKUP_STRIP, MARKUP_FULL };
+enum mouse_action { do_action, close_current, push_all };
 
 struct geometry {
         int x;
@@ -85,6 +86,9 @@ typedef struct _settings {
         keyboard_shortcut context_ks;
         bool force_xinerama;
         int corner_radius;
+        enum mouse_action left_click;
+        enum mouse_action middle_click;
+        enum mouse_action right_click;
 } settings_t;
 
 extern settings_t settings;

src/x11/x.c

@@ -386,13 +386,27 @@ bool x_is_idle(void)
  */
 static void x_handle_click(XEvent ev)
 {
-        if (ev.xbutton.button == Button3) {
+        enum mouse_action act;
+
+        switch (ev.xbutton.button) {
+                case Button1:
+                        act = settings.left_click;
+                        break;
+                case Button2:
+                        act = settings.middle_click;
+                        break;
+                case Button3:
+                        act = settings.right_click;
+                        break;
+        }
+
+        if (act == push_all) {
                 queues_history_push_all();
 
                 return;
         }
 
-        if (ev.xbutton.button == Button1 || ev.xbutton.button == Button2) {
+        if (act == do_action || act == close_current) {
                 int y = settings.separator_height;
                 notification *n = NULL;
                 int first = true;
@@ -408,7 +422,7 @@ static void x_handle_click(XEvent ev)
                 }
 
                 if (n) {
-                        if (ev.xbutton.button == Button1)
+                        if (act == close_current)
                                 queues_notification_close(n, REASON_USER);
                         else
                                 notification_do_action(n);