# 
# 
# patch "guitone/src/view/dialogs/KeyManagement.cpp"
#  from [1f3f610c94977d23ec71d4594f67fbb7c12a19c9]
#    to [951bd9877d1139799576ce23791a52b893a928a7]
# 
# patch "guitone/src/view/dialogs/KeyManagement.h"
#  from [3b0c26ad17584fac59b0e3dbdaea8bc0fc7e00ae]
#    to [2a9c474f5e82803bc96dd0f08901a41466c48236]
# 
============================================================
--- guitone/src/view/dialogs/KeyManagement.cpp	1f3f610c94977d23ec71d4594f67fbb7c12a19c9
+++ guitone/src/view/dialogs/KeyManagement.cpp	951bd9877d1139799576ce23791a52b893a928a7
@@ -28,16 +28,27 @@ KeyManagement::KeyManagement(QWidget* pa
 {
     setupUi(this);
  
+    model = new Keys(this);
+    keyList->setModel(model);
+    // FIXME: error handling!
+    model->readKeys();
+    
+    showSignedRevisions->setEnabled(false);
+    
     connect(
         generateKey, SIGNAL(clicked()),
         this, SLOT(generateKeypair())
     );
-            
-    model = new Keys(this);
-    keyList->setModel(model);
     
-    // FIXME: error handling!
-    model->readKeys();
+    connect(
+        showSignedRevisions, SIGNAL(clicked()),
+        this, SLOT(triggerRevisionDialog())
+    );
+    
+    connect(
+        keyList, SIGNAL(clicked(const QModelIndex &)),
+        this, SLOT(enableDisableShowSignedRevButton(const QModelIndex &))
+    );
 }
 
 KeyManagement::~KeyManagement() {}
@@ -52,3 +63,26 @@ void KeyManagement::generateKeypair()
     }
 }
 
+void KeyManagement::enableDisableShowSignedRevButton(const QModelIndex & index)
+{
+    if (!index.isValid())
+    {
+        showSignedRevisions->setEnabled(false);
+        return;
+    }
+    
+    QString key(index.data().toString());
+    if (key.size() == 0)
+    {
+        showSignedRevisions->setEnabled(false);
+        return;
+    }
+    
+    showSignedRevisions->setEnabled(true);
+}
+
+void KeyManagement::triggerRevisionDialog()
+{
+    qDebug("KeyManagement::triggerRevisionDialog: TODO: Show revision dialog");
+}
+
============================================================
--- guitone/src/view/dialogs/KeyManagement.h	3b0c26ad17584fac59b0e3dbdaea8bc0fc7e00ae
+++ guitone/src/view/dialogs/KeyManagement.h	2a9c474f5e82803bc96dd0f08901a41466c48236
@@ -37,6 +37,8 @@ private slots:
     
 private slots:
     void generateKeypair();
+    void enableDisableShowSignedRevButton(const QModelIndex &);
+    void triggerRevisionDialog();
 };
 
 #endif