X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=src%2Fcamidion%2Fchordhelper%2Fpianokeyboard%2FMidiKeyboardPanel.java;h=ce98e734aeaa5136e677aa88aab57f1df8c2fc28;hb=9e147d5167d781c187eed0c18407b4c006333c13;hp=d49f029e3179b30f7ce5b06a443fc5c4bb3bef96;hpb=2b4d33ff64aee8d05b1359b9ca84bfa4ad73d1c7;p=midichordhelper%2FMIDIChordHelper.git

diff --git a/src/camidion/chordhelper/pianokeyboard/MidiKeyboardPanel.java b/src/camidion/chordhelper/pianokeyboard/MidiKeyboardPanel.java
index d49f029..ce98e73 100644
--- 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()