Fix Bug 366206 - Left panel of Kontact does not fit properly in left space of Kontact

FIXED-IN: 5.3.0
BUG: 366206

kontact/src/iconsidepane.cpp

@@ -406,7 +406,8 @@ QSize Navigator::sizeHint() const
 
     int viewHeight = QListView::sizeHint().height();
 
-    return QSize(maxWidth + rect().width() - contentsRect().width(), viewHeight);
+    QSize size(maxWidth + rect().width() - contentsRect().width(), viewHeight);
+    return size;
 }
 
 void Navigator::dragEnterEvent(QDragEnterEvent *event)
@@ -554,7 +555,8 @@ void IconSidePane::updatePlugins()
 void IconSidePane::resizeEvent(QResizeEvent *event)
 {
     Q_UNUSED(event);
-    setMaximumWidth(mNavigator->sizeHint().width());
-    setMinimumWidth(mNavigator->sizeHint().width());
+    const int newWidth(mNavigator->sizeHint().width());
+    setFixedWidth(newWidth);
+    mNavigator->setFixedWidth(newWidth);
 }
 

kontact/src/sidepanebase.cpp

@@ -29,9 +29,8 @@ using namespace Kontact;
 SidePaneBase::SidePaneBase(KontactInterface::Core *core, QWidget *parent)
     : QWidget(parent), mCore(core)
 {
-    QVBoxLayout *layout = new QVBoxLayout;
+    QVBoxLayout *layout = new QVBoxLayout(this);
     layout->setMargin(0);
-    setLayout(layout);
 }
 
 SidePaneBase::~SidePaneBase()