Add refresh button in script collection header.

src/libtomahawk/viewpages/CollectionViewPage.cpp

@@ -124,6 +124,9 @@ CollectionViewPage::CollectionViewPage( const Tomahawk::collection_ptr& collecti
     {
         QAbstractButton* downloadButton = m_header->addButton( tr( "Download All" ) );
         connect( downloadButton, SIGNAL( clicked() ), SLOT( onDownloadAll() ) );
+
+        m_header->setRefreshVisible( true );
+        connect( m_header, SIGNAL( refresh() ), SLOT( onCollectionChanged() ) );
     }
 
     layout()->addWidget( m_header );

src/libtomahawk/widgets/BasicHeader.cpp

@@ -20,6 +20,7 @@
 #include "BasicHeader.h"
 
 #include "ElidedLabel.h"
+#include "utils/ImageRegistry.h"
 #include "utils/TomahawkStyle.h"
 #include "utils/TomahawkUtilsGui.h"
 #include "utils/Logger.h"
@@ -43,6 +44,10 @@ BasicHeader::BasicHeader( QWidget* parent )
     setAutoFillBackground( false );
     BackgroundWidget::setBackgroundColor( TomahawkStyle::HEADER_BACKGROUND );
 
+    ui->refreshButton->setPixmap( ImageRegistry::instance()->pixmap( RESPATH "images/refresh.svg", QSize( ui->captionLabel->height() - 8, ui->captionLabel->height() - 8 ) ) );
+    connect( ui->refreshButton, SIGNAL( clicked() ), SIGNAL( refresh() ) );
+    setRefreshVisible( false );
+
     {
         QFont f = ui->captionLabel->font();
         f.setPointSize( TomahawkUtils::defaultFontSize() + 6 );
@@ -104,6 +109,13 @@ BasicHeader::setDescription( const QString& /* s */ )
 }
 
 
+void
+BasicHeader::setRefreshVisible( bool visible )
+{
+    ui->refreshButton->setVisible( visible );
+}
+
+
 void
 BasicHeader::setPixmap( const QPixmap& pixmap, bool tinted )
 {
@@ -136,6 +148,7 @@ BasicHeader::resizeEvent( QResizeEvent* event )
 {
     BackgroundWidget::resizeEvent( event );
 
-    ui->captionLabel->setFixedWidth( width() * 0.33 );
+    QFontMetrics fm( ui->captionLabel->font() );
+    ui->captionLabel->setFixedWidth( qMin( fm.width( ui->captionLabel->text() ) + 8, int( width() * 0.33 ) ) );
     ui->balanceSpacer->changeSize( ui->captionLabel->width(), 1, QSizePolicy::Expanding, QSizePolicy::Fixed );
 }

src/libtomahawk/widgets/BasicHeader.h

@@ -46,6 +46,10 @@ public slots:
     virtual void setCaption( const QString& s );
     virtual void setDescription( const QString& s );
     virtual void setPixmap( const QPixmap& p, bool tinted = true );
+    virtual void setRefreshVisible( bool visible );
+
+signals:
+    void refresh();
 
 protected:
     virtual void resizeEvent( QResizeEvent* event );

src/libtomahawk/widgets/HeaderWidget.ui

@@ -67,11 +67,21 @@
        </property>
       </widget>
      </item>
+     <item>
+      <widget class="ImageButton" name="refreshButton">
+       <property name="text">
+        <string>Refresh</string>
+       </property>
+      </widget>
+     </item>
      <item>
       <spacer name="horizontalSpacer">
        <property name="orientation">
         <enum>Qt::Horizontal</enum>
        </property>
+       <property name="sizeType">
+        <enum>QSizePolicy::MinimumExpanding</enum>
+       </property>
        <property name="sizeHint" stdset="0">
         <size>
          <width>40</width>
@@ -200,6 +210,11 @@
    <extends>QLabel</extends>
    <header>widgets/ClickableLabel.h</header>
   </customwidget>
+  <customwidget>
+   <class>ImageButton</class>
+   <extends>QPushButton</extends>
+   <header>widgets/ImageButton.h</header>
+  </customwidget>
  </customwidgets>
  <resources/>
  <connections/>