Add beter display of supported formats for file reader

Author: aacuevas

Source/Processors/FileReader/FileReader.cpp

@@ -451,6 +451,16 @@ void FileReader::readAndFillBufferCache(HeapBlock<int16> &cacheBuffer)
     }
 }
 
+StringArray FileReader::getSupportedExtensions() const
+{
+	StringArray extensions;
+	HashMap<String, int>::Iterator i(supportedExtensions);
+	while (i.next())
+	{
+		extensions.add(i.getKey());
+	}
+	return extensions;
+}
 
 //Built-In
 

Source/Processors/FileReader/FileReader.h

@@ -71,6 +71,7 @@ class FileReader : public GenericProcessor,
     bool isFileSupported          (const String& filename) const;
     bool isFileExtensionSupported (const String& ext) const;
     void createEventChannels();
+	StringArray getSupportedExtensions() const;
 
 private:
     Array<const EventChannel*> moduleEventChannels;

Source/Processors/FileReader/FileReaderEditor.cpp

@@ -106,9 +106,20 @@ void FileReaderEditor::buttonEvent (Button* button)
     {
         if (button == fileButton)
         {
+			StringArray extensions = fileReader->getSupportedExtensions();
+			String supportedFormats = String::empty;
+
+			int numExtensions = extensions.size();
+			for (int i = 0; i < numExtensions; ++i)
+			{
+				supportedFormats += ("*." + extensions[i]);
+				if (i < numExtensions - 1)
+					supportedFormats += ";";
+			}
+
             FileChooser chooseFileReaderFile ("Please select the file you want to load...",
                                               lastFilePath,
-                                              "*");
+                                              supportedFormats);
 
             if (chooseFileReaderFile.browseForFileToOpen())
             {