From 81d2ff358d674a48aa2e85a654e459e4ac569c14 Mon Sep 17 00:00:00 2001
From: wandererfan <wandererfan@gmail.com>
Date: Wed, 18 Sep 2019 20:02:31 -0400
Subject: [PATCH] [App][Gui]Add Filter for PropertyFile in PropertyEditor

---
 src/App/PropertyFile.cpp                | 12 +++++++++++-
 src/App/PropertyFile.h                  |  8 +++++++-
 src/Gui/propertyeditor/PropertyItem.cpp |  6 ++++++
 3 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/src/App/PropertyFile.cpp b/src/App/PropertyFile.cpp
index 5d66676c7c..963e9f25c1 100644
--- a/src/App/PropertyFile.cpp
+++ b/src/App/PropertyFile.cpp
@@ -630,7 +630,7 @@ TYPESYSTEM_SOURCE(App::PropertyFile , App::PropertyString)
 
 PropertyFile::PropertyFile()
 {
-
+    m_filter = "";
 }
 
 PropertyFile::~PropertyFile()
@@ -638,3 +638,13 @@ PropertyFile::~PropertyFile()
 
 }
 
+void PropertyFile::setFilter(const std::string f)
+{
+    m_filter = f;
+}
+
+std::string PropertyFile::getFilter(void) const
+{
+    return m_filter;
+}
+
diff --git a/src/App/PropertyFile.h b/src/App/PropertyFile.h
index 329a1b8f48..105b2a86ec 100644
--- a/src/App/PropertyFile.h
+++ b/src/App/PropertyFile.h
@@ -52,9 +52,15 @@ class AppExport PropertyFile : public PropertyString
 public:
     PropertyFile(void);
     virtual ~PropertyFile();
-    
+
     virtual const char* getEditorName(void) const
     { return "Gui::PropertyEditor::PropertyFileItem"; }
+
+    virtual void setFilter(const std::string filter);
+    virtual std::string getFilter(void) const;
+
+private:
+    std::string m_filter;
 };
 
 /** File include properties
diff --git a/src/Gui/propertyeditor/PropertyItem.cpp b/src/Gui/propertyeditor/PropertyItem.cpp
index b372f39fe8..3c5faf989a 100644
--- a/src/Gui/propertyeditor/PropertyItem.cpp
+++ b/src/Gui/propertyeditor/PropertyItem.cpp
@@ -3369,7 +3369,13 @@ QWidget* PropertyFileItem::createEditor(QWidget* parent, const QObject* receiver
 
 void PropertyFileItem::setEditorData(QWidget *editor, const QVariant& data) const
 {
+    const App::Property* prop = getFirstProperty();
+    const App::PropertyFile* propFile = static_cast<const App::PropertyFile*>(prop);
+    std::string filter = propFile->getFilter();
     Gui::FileChooser *fc = qobject_cast<Gui::FileChooser*>(editor);
+    if (!filter.empty()) {
+        fc->setFilter(Base::Tools::fromStdString(filter));
+    }
     fc->setFileName(data.toString());
 }