comparison view/Overview.cpp @ 189:5b7472db612b

* Add large chunks of context help in the optional status bar
* Add an extra overlay mode in which even the centre frame is disabled
* Fixes to FTP retrieval

 	std::min(m_centreFrame, newCentreFrame) > size_t(m_zoomLevel)) {
 	emit centreFrameChanged(this, newCentreFrame, true);
     }
 }
 
-
+void
+Overview::mouseDoubleClickEvent(QMouseEvent *e)
+{
+    long frame = getFrameForX(e->x());
+    emit centreFrameChanged(this, frame, true);
+}
+
+void
+Overview::enterEvent(QEvent *)
+{
+    emit contextHelpChanged(tr("Click and drag to navigate; double-click to jump"));
+}
+
+void
+Overview::leaveEvent(QEvent *)
+{
+    emit contextHelpChanged("");
+}
+
+