From 21ec506dfdc49562b0f6aecb3aa6e5eee17d7d3b Mon Sep 17 00:00:00 2001
From: "Carsten Haitzler (Rasterman)" <raster@rasterman.com>
Date: Wed, 22 Apr 2020 21:01:38 +0100
Subject: [PATCH] randr - provide dialog telling the user they have no screens

this shouldn't be a state to find yourself in... so let the user know
they are in that broken state with a dialog.
---
 src/bin/e_comp_x_randr.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/bin/e_comp_x_randr.c b/src/bin/e_comp_x_randr.c
index 6d4650548..5056b0a57 100644
--- a/src/bin/e_comp_x_randr.c
+++ b/src/bin/e_comp_x_randr.c
@@ -433,6 +433,20 @@ _mode_screen_find(Ecore_X_Window root, E_Randr2_Screen *s, Ecore_X_Randr_Output
    return mode;
 }
 
+static Eina_Bool
+_cb_no_outputs_timer(void *data EINA_UNUSED)
+{
+   e_util_dialog_show(_("Screen setup Error"),
+                      _("You seem to have no screens configured to<br>"
+                        "be on given the outputs you have. This should<br>"
+                        "be fixed by going to:<br>"
+                        "<br>"
+                        "<b>Settings -> Screen -> Screen Setup</><br>"
+                        "<br>"
+                        "And configure at least one screen to be on."));
+   return EINA_FALSE;
+}
+
 E_API void
 e_comp_x_randr_init(void)
 {
@@ -626,6 +640,7 @@ e_comp_x_randr_config_apply(void)
         else
           {
              printf("RRR: EERRRRRROOOORRRRRRR no outputs to configure!\n");
+             ecore_timer_add(5.0, _cb_no_outputs_timer, NULL);
              ecore_x_root_screen_barriers_set(NULL, 0);
           }
      }