fixed a lot of bugs, where app crached, when no tab is opened (liek save as, quote, undo, copy...) or when no key is selected (keydetails)

git-svn-id: http://cpunk.de/svn/src/gpg4usb/trunk@602 34ebc366-c3a9-4b3c-9f84-69acf7962910

1 files changed, 4 insertions, 0 deletions

diff --git a/keymgmt.cpp b/keymgmt.cpp
index 9227392..2250996 100755
--- a/keymgmt.cpp
+++ b/keymgmt.cpp
@@ -222,6 +222,10 @@ void KeyMgmt::deleteKeysWithWarning(QStringList *uidList)
 
 void KeyMgmt::showKeyDetails()
 {
+    if (mKeyList->getSelected()->isEmpty()) {
+        return;
+    }
+
     // TODO: first...?
     gpgme_key_t key = mCtx->getKeyDetails(mKeyList->getSelected()->first());