From e4bad039b0ff3d054666eb6161004c1df75ea933 Mon Sep 17 00:00:00 2001
From: James Westman <james@jwestman.net>
Date: Tue, 16 May 2023 17:14:34 -0500
Subject: [PATCH] Fix simple bindings with template soure

---
 blueprintcompiler/outputs/xml/__init__.py | 11 ++++++++++-
 tests/samples/template_simple_binding.blp |  5 +++++
 tests/samples/template_simple_binding.ui  |  7 +++++++
 tests/test_samples.py                     |  1 +
 4 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100644 tests/samples/template_simple_binding.blp
 create mode 100644 tests/samples/template_simple_binding.ui

diff --git a/blueprintcompiler/outputs/xml/__init__.py b/blueprintcompiler/outputs/xml/__init__.py
index 0fc2c5e..fd0bb70 100644
--- a/blueprintcompiler/outputs/xml/__init__.py
+++ b/blueprintcompiler/outputs/xml/__init__.py
@@ -114,7 +114,16 @@ class XmlOutput(OutputFormat):
 
         elif isinstance(value, Binding):
             if simple := value.simple_binding:
-                props["bind-source"] = simple.source
+                if (
+                    simple.source == "template"
+                    and value.context[ScopeCtx].template is not None
+                ):
+                    props["bind-source"] = value.context[
+                        ScopeCtx
+                    ].template.gir_class.glib_type_name
+                else:
+                    props["bind-source"] = simple.source
+
                 props["bind-property"] = simple.property_name
                 props["bind-flags"] = "sync-create"
                 xml.put_self_closing("property", **props)
diff --git a/tests/samples/template_simple_binding.blp b/tests/samples/template_simple_binding.blp
new file mode 100644
index 0000000..549f885
--- /dev/null
+++ b/tests/samples/template_simple_binding.blp
@@ -0,0 +1,5 @@
+using Gtk 4.0;
+
+template $MyTemplate {
+  prop: bind template.prop2;
+}
\ No newline at end of file
diff --git a/tests/samples/template_simple_binding.ui b/tests/samples/template_simple_binding.ui
new file mode 100644
index 0000000..41788e4
--- /dev/null
+++ b/tests/samples/template_simple_binding.ui
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <requires lib="gtk" version="4.0"/>
+  <template class="MyTemplate">
+    <property name="prop" bind-source="MyTemplate" bind-property="prop2" bind-flags="sync-create"/>
+  </template>
+</interface>
diff --git a/tests/test_samples.py b/tests/test_samples.py
index f6ba1a0..fa628be 100644
--- a/tests/test_samples.py
+++ b/tests/test_samples.py
@@ -178,6 +178,7 @@ class TestSamples(unittest.TestCase):
                 "template_binding",
                 "template_binding_extern",
                 "template_no_parent",
+                "template_simple_binding",
                 "typeof",
                 "unchecked_class",
             ]