From 76fd7b8c2677dc145a67e86153d629b43d2a92e5 Mon Sep 17 00:00:00 2001
From: Cozz Lovan <cozzlovan@yahoo.com>
Date: Sun, 13 Jul 2014 06:27:29 +0200
Subject: [PATCH] [Qt] Fix segfault when launched with -disablewallet

---
 src/qt/bitcoingui.cpp | 11 +++++++----
 src/qt/rpcconsole.cpp | 29 ++++++++++++++++++++++++-----
 src/qt/rpcconsole.h   |  2 ++
 3 files changed, 33 insertions(+), 9 deletions(-)

diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
index 6b3aa2a2d..3ef04d96a 100644
--- a/src/qt/bitcoingui.cpp
+++ b/src/qt/bitcoingui.cpp
@@ -159,10 +159,13 @@ BitcoinGUI::BitcoinGUI(bool fIsTestnet, QWidget *parent) :
     labelEncryptionIcon = new QLabel();
     labelConnectionsIcon = new QLabel();
     labelBlocksIcon = new QLabel();
-    frameBlocksLayout->addStretch();
-    frameBlocksLayout->addWidget(unitDisplayControl);
-    frameBlocksLayout->addStretch();
-    frameBlocksLayout->addWidget(labelEncryptionIcon);
+    if(enableWallet)
+    {
+        frameBlocksLayout->addStretch();
+        frameBlocksLayout->addWidget(unitDisplayControl);
+        frameBlocksLayout->addStretch();
+        frameBlocksLayout->addWidget(labelEncryptionIcon);
+    }
     frameBlocksLayout->addStretch();
     frameBlocksLayout->addWidget(labelConnectionsIcon);
     frameBlocksLayout->addStretch();
diff --git a/src/qt/rpcconsole.cpp b/src/qt/rpcconsole.cpp
index e1f40ddd0..9b67f8125 100644
--- a/src/qt/rpcconsole.cpp
+++ b/src/qt/rpcconsole.cpp
@@ -473,6 +473,10 @@ void RPCConsole::on_tabWidget_currentChanged(int index)
     {
         ui->lineEdit->setFocus();
     }
+    else if(ui->tabWidget->widget(index) == ui->tab_peers)
+    {
+        initPeerTable();
+    }
 }
 
 void RPCConsole::on_openDebugLogfileButton_clicked()
@@ -648,11 +652,27 @@ void RPCConsole::updateNodeDetail(const CNodeCombinedStats *combinedStats)
         ui->peerBanScore->setText(tr("Fetching..."));
 }
 
+void RPCConsole::initPeerTable()
+{
+    if (!clientModel)
+        return;
+
+    // peerWidget needs a resize in case the dialog has non-default geometry
+    columnResizingFixer->stretchColumnWidth(PeerTableModel::Address);
+
+    // start PeerTableModel auto refresh
+    clientModel->getPeerTableModel()->startAutoRefresh(1000);
+}
+
 // We override the virtual resizeEvent of the QWidget to adjust tables column
 // sizes as the tables width is proportional to the dialogs width.
 void RPCConsole::resizeEvent(QResizeEvent *event)
 {
     QWidget::resizeEvent(event);
+
+    if (!clientModel)
+        return;
+
     columnResizingFixer->stretchColumnWidth(PeerTableModel::Address);
 }
 
@@ -660,17 +680,16 @@ void RPCConsole::showEvent(QShowEvent *event)
 {
     QWidget::showEvent(event);
 
-    // peerWidget needs a resize in case the dialog has non-default geometry
-    columnResizingFixer->stretchColumnWidth(PeerTableModel::Address);
-
-    // start PeerTableModel auto refresh
-    clientModel->getPeerTableModel()->startAutoRefresh(1000);
+    initPeerTable();
 }
 
 void RPCConsole::hideEvent(QHideEvent *event)
 {
     QWidget::hideEvent(event);
 
+    if (!clientModel)
+        return;
+
     // stop PeerTableModel auto refresh
     clientModel->getPeerTableModel()->stopAutoRefresh();
 }
diff --git a/src/qt/rpcconsole.h b/src/qt/rpcconsole.h
index 3aeff3eac..94672b30c 100644
--- a/src/qt/rpcconsole.h
+++ b/src/qt/rpcconsole.h
@@ -47,6 +47,8 @@ protected:
 private:
     /** show detailed information on ui about selected node */
     void updateNodeDetail(const CNodeCombinedStats *combinedStats);
+    /** initialize peer table */
+    void initPeerTable();
 
     enum ColumnWidths
     {