From 776a2deb91f7d1d72310af7dce3af454cd6f9cb8 Mon Sep 17 00:00:00 2001
From: Casey Link <unnamedrambler@gmail.com>
Date: Thu, 1 Sep 2011 00:29:05 +0000
Subject: [PATCH] Make the root icon clickable and expose a signal.

---
 src/libtomahawk/widgets/breadcrumbbar.cpp | 9 ++++++---
 src/libtomahawk/widgets/breadcrumbbar.h   | 3 +++
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/libtomahawk/widgets/breadcrumbbar.cpp b/src/libtomahawk/widgets/breadcrumbbar.cpp
index 5a44408b9..6486ed02d 100644
--- a/src/libtomahawk/widgets/breadcrumbbar.cpp
+++ b/src/libtomahawk/widgets/breadcrumbbar.cpp
@@ -241,12 +241,15 @@ void BreadcrumbBar::currentIndexChanged()
 
 void BreadcrumbBar::setRootIcon(const QIcon &icon)
 {
+
     m_rootIcon = icon;
-    QLabel *label= new QLabel(this);
-    label->setPixmap(icon.pixmap(16,16));
-    m_layout->insertWidget(0, label);
+    QPushButton* button = new QPushButton(icon, "", this);
+    button->setFlat(true);
+    button->setStyleSheet( "QPushButton{ background-color: transparent; border: none; width:16px; height:16px;}" );
+    m_layout->insertWidget(0, button);
     m_layout->insertSpacing(0,5);
     m_layout->insertSpacing(2,5);
+    connect(button, SIGNAL(clicked()), this, SIGNAL(rootClicked()));
 }
 
 void BreadcrumbBar::setRootText(const QString &text)
diff --git a/src/libtomahawk/widgets/breadcrumbbar.h b/src/libtomahawk/widgets/breadcrumbbar.h
index 999fc1ab0..d9cd6a6d5 100644
--- a/src/libtomahawk/widgets/breadcrumbbar.h
+++ b/src/libtomahawk/widgets/breadcrumbbar.h
@@ -129,6 +129,9 @@ public:
      */
     void currentChangedTriggered(QModelIndex const& index);
 
+signals:
+    void rootClicked();
+
 protected:
     /**
      *	\brief append a crumb widget