リファクタリング

[midichordhelper/MIDIChordHelper.git] / src / camidion / chordhelper / pianokeyboard / MidiKeyboardPanel.java

diff --git a/src/camidion/chordhelper/pianokeyboard/MidiKeyboardPanel.java b/src/camidion/chordhelper/pianokeyboard/MidiKeyboardPanel.java
index d49f029..ce98e73 100644 (file)
--- a/src/camidion/chordhelper/pianokeyboard/MidiKeyboardPanel.java
+++ b/src/camidion/chordhelper/pianokeyboard/MidiKeyboardPanel.java
@@ -74,7 +74,7 @@ public class MidiKeyboardPanel extends JPanel {
                                                        public void actionPerformed(ActionEvent e) {
                                                                VirtualMidiDevice vmd = keyboardCenterPanel.keyboard.midiDevice;
                                                                MidiMessage msg = eventDialog.midiMessageForm.getMessage(Charset.defaultCharset());
-                                                               vmd.sendMidiMessage(msg);
+                                                               if( msg != null ) vmd.sendMidiMessage(msg);
                                                        }
                                                },
                                                keyboardCenterPanel.keyboard.midiChComboboxModel.getSelectedChannel()