* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PULSEVIEW_PV_WIDGETS_POPUP_HPP
#define PULSEVIEW_PV_WIDGETS_POPUP_HPP
+#include <QScrollArea>
#include <QWidget>
namespace pv {
namespace widgets {
+
+// A regular QScrollArea has a fixed size and provides scroll bars when the
+// content can't be shown in its entirety. However, we want no horizontal
+// scroll bar and want the scroll area to adjust its width to fit the content
+// instead.
+// Inspired by https://stackoverflow.com/questions/21253755/qscrollarea-with-dynamically-changing-contents?answertab=votes#tab-top
+class QWidthAdjustingScrollArea : public QScrollArea
+{
+ Q_OBJECT
+
+public:
+ QWidthAdjustingScrollArea(QWidget* parent = nullptr);
+ void setWidget(QWidget* w);
+ bool eventFilter(QObject* obj, QEvent* ev);
+};
+
+
class Popup : public QWidget
{
Q_OBJECT
bool eventFilter(QObject *obj, QEvent *event);
- void show();
+ virtual void show();
private:
bool space_for_arrow() const;