[license] Make local and external links more consistent

- Capitalization of message
 - Add a right-pointing "open" button to external links as well

src/modules/license/LicenseWidget.cpp

@@ -21,6 +21,7 @@
 
 #include "LicenseWidget.h"
 
+#include <QDesktopServices>
 #include <QHBoxLayout>
 #include <QLabel>
 #include <QToolButton>
@@ -61,8 +62,16 @@ LicenseWidget::LicenseWidget( LicenseEntry entry, QWidget* parent )
         connect( m_expandLicenseButton, &QAbstractButton::clicked, this, &LicenseWidget::expandClicked );
     }
     else
-        m_viewLicenseLabel->setOpenExternalLinks( true );
+    {
+        auto* button = new QToolButton( this );
+        button->setArrowType( Qt::RightArrow );
+        wiLayout->addWidget( button );
 
+        connect( button, &QAbstractButton::clicked, this, &LicenseWidget::viewClicked );
+        // Normally setOpenExternalLinks( true ) would do, but we need the
+        // open code anyway for the toolbutton, let's share it.
+        connect( m_viewLicenseLabel, &QLabel::linkActivated, this, &LicenseWidget::viewClicked );
+    }
 
     retranslateUi();
 }
@@ -122,7 +131,7 @@ void LicenseWidget::retranslateUi()
         updateExpandToolTip();
     }
     else
-        m_viewLicenseLabel->setText( tr( "<a href=\"%1\">view license agreement</a>" )
+        m_viewLicenseLabel->setText( tr( "<a href=\"%1\">View license agreement</a>" )
                                 .arg( m_entry.m_url.toString() ) );
 }
 
@@ -152,3 +161,9 @@ LicenseWidget::updateExpandToolTip()
         : tr( "Hide license text" )
         ) ;
 }
+
+void
+LicenseWidget::viewClicked()
+{
+    QDesktopServices::openUrl( m_entry.m_url );
+}

src/modules/license/LicenseWidget.h

@@ -38,7 +38,8 @@ public:
     void retranslateUi();
 
 private:
-    void expandClicked();
+    void expandClicked();  // "slot" to toggle show/hide of local license text
+    void viewClicked();    // "slot" to open link
     void updateExpandToolTip();
 
     LicenseEntry m_entry;