From 696f135e33f48abd55d87f3bf2e2200b5a7dcc86 Mon Sep 17 00:00:00 2001
From: somas95 <manuel.genoves@gmail.com>
Date: Mon, 16 Apr 2018 19:01:35 +0200
Subject: [PATCH] disable "export to pdf" if pdftex is not avaliable

---
 uberwriter/UberwriterWindow.py | 6 ++++++
 uberwriter_lib/helpers.py      | 4 ++++
 2 files changed, 10 insertions(+)

diff --git a/uberwriter/UberwriterWindow.py b/uberwriter/UberwriterWindow.py
index f046158..7ee9f9d 100644
--- a/uberwriter/UberwriterWindow.py
+++ b/uberwriter/UberwriterWindow.py
@@ -1022,6 +1022,12 @@ class UberwriterWindow(Window):
         self.focusmode_button.set_name('focus_toggle')
         self.preview_button.set_name('preview_toggle')
 
+        self.export_pdf_button = builder.get_object('mnu_export_pdf')
+
+        # Gray export to pdf if pdftex not avaliable
+        if not helpers.exist_executable('pdftex'):
+            self.export_pdf_button.set_sensitive(False)
+
         # Setup status bar hide after 3 seconds
 
         self.status_bar = builder.get_object('status_bar_box')
diff --git a/uberwriter_lib/helpers.py b/uberwriter_lib/helpers.py
index 4e3f57f..7d8abfd 100644
--- a/uberwriter_lib/helpers.py
+++ b/uberwriter_lib/helpers.py
@@ -20,6 +20,7 @@
 import logging
 import os
 import sys
+import shutil
 
 from . uberwriterconfig import get_data_file
 from . Builder import Builder
@@ -125,3 +126,6 @@ def alias(alternative_function_name):
         function.aliases.append(alternative_function_name)
         return function
     return decorator
+
+def exist_executable(command):
+    return shutil.which(command) is not None
\ No newline at end of file