From b3cb294f589d7cd6651f6faaf58f0d7964c2df4b Mon Sep 17 00:00:00 2001
From: Frank Lanitz <frank@frank.uvena.de>
Date: Sun, 6 Oct 2019 13:21:53 +0200
Subject: [PATCH] Tableconvert: Disable menu general menu item in case of
 unsupported file type

Fixes #915
---
 tableconvert/src/tableconvert.c    | 44 ++++++++++++++++++++++++++++--
 tableconvert/src/tableconvert.h    |  4 +--
 tableconvert/src/tableconvert_ui.c |  2 +-
 3 files changed, 45 insertions(+), 5 deletions(-)

diff --git a/tableconvert/src/tableconvert.c b/tableconvert/src/tableconvert.c
index b526e326c..d425db09c 100644
--- a/tableconvert/src/tableconvert.c
+++ b/tableconvert/src/tableconvert.c
@@ -1,7 +1,7 @@
 /*
  *	  tableconvert.c
  *
- *	  Copyright 2011-2015 Frank Lanitz <frank(at)frank(dot)uvena(dot)de>
+ *	  Copyright 2011-2019 Frank Lanitz <frank(at)frank(dot)uvena(dot)de>
  *
  *	  This program is free software; you can redistribute it and/or modify
  *	  it under the terms of the GNU General Public License as published by
@@ -35,6 +35,21 @@ PLUGIN_SET_TRANSLATABLE_INFO(
 GeanyPlugin	 	*geany_plugin;
 GeanyData	   	*geany_data;
 
+
+static void convert_to_table(gboolean header, gint file_type);
+static void set_activate_state();
+
+PluginCallback plugin_callbacks[] =
+{
+	{ "editor-notify", (GCallback) &cb_table_convert_change_document, FALSE, NULL },
+	{ "document-activate", (GCallback) &cb_table_convert_change_document, FALSE, NULL },
+	{ "document-filetype-set", (GCallback) &cb_table_convert_change_document, FALSE, NULL },
+	{ "document-new", (GCallback) &cb_table_convert_change_document, FALSE, NULL},
+	{ "document-close", (GCallback) &cb_table_convert_change_document, FALSE, NULL},
+	{ NULL, NULL, FALSE, NULL }
+};
+
+
 TableConvertRule tablerules[] = {
 	/* LaTeX */
 	{
@@ -306,7 +321,7 @@ void convert_to_table(gboolean header, gint file_type)
 		g_strfreev(rows);
 		g_free(replacement);
 	}
-	   /* in case of there was no selection we are just doing nothing */
+	/* in case of there was no selection we are just doing nothing */
 	return;
 }
 
@@ -338,6 +353,31 @@ void cb_table_convert_type(G_GNUC_UNUSED GtkMenuItem *menuitem, G_GNUC_UNUSED gp
 	convert_to_table(TRUE, GPOINTER_TO_INT(gdata));
 }
 
+void cb_table_convert_change_document(G_GNUC_UNUSED GtkMenuItem *menuitem, G_GNUC_UNUSED gpointer gdata)
+{
+	set_activate_state();
+}
+
+void set_activate_state()
+{
+	// getting document
+	GeanyDocument *doc = NULL;
+	doc = document_get_current();
+
+	if (
+		doc != NULL && (
+		doc->file_type->id == GEANY_FILETYPES_HTML ||
+		doc->file_type->id == GEANY_FILETYPES_LATEX ||
+		doc->file_type->id == GEANY_FILETYPES_SQL))
+	{
+		gtk_widget_set_sensitive(main_menu_item, TRUE);
+	}
+	else
+	{
+		gtk_widget_set_sensitive(main_menu_item, FALSE);
+	}
+}
+
 void plugin_init(GeanyData *data)
 {
 	init_keybindings();
diff --git a/tableconvert/src/tableconvert.h b/tableconvert/src/tableconvert.h
index a7f9e4e6d..909c19a6b 100644
--- a/tableconvert/src/tableconvert.h
+++ b/tableconvert/src/tableconvert.h
@@ -27,7 +27,7 @@
 
 #include <geanyplugin.h>
 #include <gtk/gtk.h>
-
+#include <geany/filetypes.h>
 
 extern GeanyPlugin	*geany_plugin;
 extern GeanyData	*geany_data;
@@ -70,6 +70,6 @@ extern TableConvertRule tablerules[];
 
 extern void cb_table_convert(G_GNUC_UNUSED GtkMenuItem *menuitem, G_GNUC_UNUSED gpointer gdata);
 extern void cb_table_convert_type(G_GNUC_UNUSED GtkMenuItem *menuitem, gpointer gdata);
-extern void convert_to_table(gboolean header, gint file_type);
+extern void cb_table_convert_change_document(G_GNUC_UNUSED GtkMenuItem *menuitem, gpointer gdata);
 
 #endif
diff --git a/tableconvert/src/tableconvert_ui.c b/tableconvert/src/tableconvert_ui.c
index a87a0faca..ff2e88548 100644
--- a/tableconvert/src/tableconvert_ui.c
+++ b/tableconvert/src/tableconvert_ui.c
@@ -1,7 +1,7 @@
 /*
  * tableconvert_ui.c
  *
- * Copyright 2014 Frank Lanitz <frank@frank.uvena.de>
+ * Copyright 2014-2019 Frank Lanitz <frank@frank.uvena.de>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by