hsab · September 5, 2018 03:21 · Sep 5, 2018
diff --git a/open_text_in_external.py b/open_text_in_external.py
@@ -0,0 +1,92 @@
+# ##### BEGIN GPL LICENSE BLOCK #####
+#
+#  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 the Free Software Foundation; either version 2
+#  of the License, or (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with this program; if not, write to the Free Software Foundation,
+#  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#
+# ##### END GPL LICENSE BLOCK #####
+
+############# Add-on description (use by Blender)
+
+bl_info = {
+    "name":
+    "Open Text in External Editor",
+    "description":
+    'Add a button to Text Editor header to open the file with the default application.',
+    "author":
+    "Hirad Sab",
+    "version": (0, 1, 0),
+    "blender": (2, 70, 0),
+    "location":
+    "TextEditor > Header > External",
+    "warning":
+    "",  # used for warning icon and text in addons panel
+    "wiki_url":
+    "",
+    "tracker_url":
+    "",
+    "category":
+    "Text Editor"
+}
+
+##############
+
+import bpy
+import os,sys
+import platform
+import subprocess
+
+
+def openFile(filepath):
+    print('File opened in external editor:', filepath)
+    if sys.platform.startswith('darwin'):
+        subprocess.call(('open', filepath))
+    elif os.name == 'nt': # For Windows
+        os.startfile(filepath)
+    elif os.name == 'posix': # For Linux, Mac, etc.
+        subprocess.call(('xdg-open', filepath))
+
+class OpenTextinExternal(bpy.types.Operator):
+    bl_idname = "text.external_editor"
+    bl_label = "Open Text in External Editor"
+
+    @classmethod
+    def poll(cls, context):
+        return True
+
+    def execute(self, context):
+        st = context.space_data
+        text = st.text
+        if text.filepath:
+            f = text.filepath
+            openFile(f)
+
+        return {'FINISHED'}
+
+def texteditor_view_external_button(self, context):
+    layout = self.layout
+    layout.operator("text.external_editor", text = "", icon = 'TEXT')
+
+
+def register():
+    bpy.types.TEXT_HT_header.append(texteditor_view_external_button)
+    bpy.utils.register_class(OpenTextinExternal)
+
+
+def unregister():
+    bpy.types.TEXT_HT_header.remove(texteditor_view_external_button)
+    bpy.utils.unregister_class(OpenTextinExternal)
+
+
+if __name__ == "__main__":
+    register()