splitter_->setHandleWidth(1); // Don't show a visible rubber band
splitter_->setCollapsible(0, false); // Prevent the header from collapsing
splitter_->setCollapsible(1, false); // Prevent the traces from collapsing
+ splitter_->setStretchFactor(0, 0); // Prevent the panes from being resized
+ splitter_->setStretchFactor(1, 1); // when the entire view is resized
splitter_->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
viewport_->installEventFilter(this);