Show info hash in the torrent details in 'Add New Torrent' dialog.

Initial work by chrishirst.
Closes #2385.

src/addnewtorrentdialog.cpp

@@ -212,6 +212,7 @@ bool AddNewTorrentDialog::loadTorrent(const QString& torrent_path, const QString
         return false;
     }
 
+    ui->lblhash->setText(m_hash);
     setupTreeview();
     return true;
 }
@@ -247,6 +248,7 @@ bool AddNewTorrentDialog::loadMagnet(const QString &magnet_uri)
     HiddenData::addData(m_hash);
     QBtSession::instance()->addMagnetUri(m_url, false);
     setMetadataProgressIndicator(true, tr("Retrieving metadata..."));
+    ui->lblhash->setText(m_hash);
 
     return true;
 }

src/addnewtorrentdialog.ui

@@ -137,7 +137,7 @@
      </property>
      <layout class="QVBoxLayout" name="verticalLayout">
       <item>
-       <layout class="QGridLayout" name="gridLayout" rowstretch="0,0,0" columnstretch="0,1">
+       <layout class="QGridLayout" name="gridLayout" rowstretch="0,0,0,0" columnstretch="0,1">
         <item row="0" column="0">
          <widget class="QLabel" name="label">
           <property name="text">
@@ -180,6 +180,20 @@
           </property>
          </widget>
         </item>
+        <item row="3" column="0">
+         <widget class="QLabel" name="label_4">
+          <property name="text">
+           <string>Info Hash:</string>
+          </property>
+         </widget>
+        </item>
+        <item row="3" column="1">
+         <widget class="QLabel" name="lblhash">
+          <property name="textInteractionFlags">
+           <set>Qt::TextSelectableByMouse</set>
+          </property>
+         </widget>
+        </item>
        </layout>
       </item>
       <item>