Add drop shadow to project settings

I added a second drop shadow to make the panel a bit nicer.
This also makes it clearer what the scrollbar does.

Reviewed-by:thorbjorn

src/plugins/projectexplorer/targetselector.cpp

@@ -137,7 +137,7 @@ int TargetSelector::targetWidth() const
 
 QSize TargetSelector::minimumSizeHint() const
 {
-    return QSize((targetWidth() + 1) * m_targets.size() + (ADDBUTTON_WIDTH + 1) * 2 + 1, TARGET_HEIGHT + 2);
+    return QSize((targetWidth() + 1) * m_targets.size() + (ADDBUTTON_WIDTH + 1) * 2 + 3, TARGET_HEIGHT + 4);
 }
 
 void TargetSelector::mousePressEvent(QMouseEvent *event)
@@ -191,11 +191,20 @@ void TargetSelector::paintEvent(QPaintEvent *event)
     QSize size = minimumSizeHint();
     //draw frame
     p.drawLine(1, 0, size.width() - 2, 0);
+    p.drawLine(1, size.height() - 3, size.width() - 2, size.height() - 3);
+    p.drawLine(1, 1, 1, size.height() - 4);
+    p.drawLine(size.width() - 2, 1, size.width() - 2, size.height() - 4);
+
+    //draw shadow
+    p.setPen(QColor(0, 0, 0, 50));
+    p.drawLine(1, size.height() - 2, size.width() - 2, size.height() - 2);
+    p.setPen(QColor(0, 0, 0, 20));
+    p.drawLine(0, size.height() - 2, 0, size.height() - 9);
+    p.drawLine(size.width()-1, size.height() - 2, size.width()-1, size.height() - 9);
     p.drawLine(1, size.height() - 1, size.width() - 2, size.height() - 1);
-    p.drawLine(0, 1, 0, size.height() - 2);
-    p.drawLine(size.width() - 1, 1, size.width() - 1, size.height() - 2);
+
     //draw targets
-    int x = 1;
+    int x = 2;
     int index = 0;
     QFontMetrics fm(font());
     if (m_removeButtonEnabled)
@@ -231,7 +240,7 @@ void TargetSelector::paintEvent(QPaintEvent *event)
         // Build
         int margin = 2; // position centered within the rounded buttons
         QFontMetrics fm = fontMetrics();
-        QRect textRect(x + margin, size.height() - fm.height() - 5, targetWidth()/2, fm.height());
+        QRect textRect(x + margin, size.height() - fm.height() - 7, targetWidth()/2, fm.height());
         p.setPen(buildSelected ? Qt::black : Qt::white);
         if (index!=m_currentTargetIndex)
             p.setPen(QColor(0x555555));

src/plugins/projectexplorer/targetsettingswidget.cpp

@@ -21,6 +21,19 @@ TargetSettingsWidget::TargetSettingsWidget(QWidget *parent) :
             this, SIGNAL(removeButtonClicked()));
     connect(m_targetSelector, SIGNAL(currentChanged(int,int)),
             this, SIGNAL(currentChanged(int,int)));
+
+    m_shadow = new QWidget(this);
+
+    // Create shadow below targetselector
+    m_targetSelector->raise();
+    QPalette shadowPal = palette();
+    QLinearGradient grad(0, 0, 0, 2);
+    grad.setColorAt(0, QColor(0, 0, 0, 60));
+    grad.setColorAt(1, Qt::transparent);
+    shadowPal.setBrush(QPalette::All, QPalette::Window, grad);
+    m_shadow->setPalette(shadowPal);
+    m_shadow->setAutoFillBackground(true);
+
     updateTargetSelector();
 }
 
@@ -102,9 +115,15 @@ bool TargetSettingsWidget::isRemoveButtonEnabled() const
     return m_targetSelector->isRemoveButtonEnabled();
 }
 
+void TargetSettingsWidget::resizeEvent(QResizeEvent *e)
+{
+    QWidget::resizeEvent(e);
+    m_shadow->setGeometry(0, m_targetSelector->height() + 3, width(), 2);
+}
+
 void TargetSettingsWidget::updateTargetSelector()
 {
-    m_targetSelector->setGeometry((WIDTH-m_targetSelector->minimumSizeHint().width())/2, 12,
+    m_targetSelector->setGeometry((WIDTH-m_targetSelector->minimumSizeHint().width())/2, 13,
         m_targetSelector->minimumSizeHint().width(),
         m_targetSelector->minimumSizeHint().height());
 }

src/plugins/projectexplorer/targetsettingswidget.h

@@ -43,6 +43,7 @@ signals:
     void currentChanged(int targetIndex, int subIndex);
 
 protected:
+    void resizeEvent(QResizeEvent *);
     void changeEvent(QEvent *e);
 
 private:
@@ -50,6 +51,7 @@ private:
     Ui::TargetSettingsWidget *ui;
 
     TargetSelector *m_targetSelector;
+    QWidget *m_shadow;
 };
 
 } // namespace Internal