added keyboard shortcut (ctrl-f) for focusing the search box

grum/dictlist/searchbox.py

@@ -1,5 +1,6 @@
 from PyQt5.QtCore import Qt
-from PyQt5.QtWidgets import QWidget, QLineEdit, QPushButton, QHBoxLayout, QStyle
+from PyQt5.QtGui import QKeySequence
+from PyQt5.QtWidgets import QWidget, QLineEdit, QPushButton, QHBoxLayout, QStyle, QShortcut
 
 
 class SearchBox(QWidget):
@@ -26,6 +27,10 @@ class SearchBox(QWidget):
 
         btn.clicked.connect(self.txt.clear)
 
+        #TODO: where should this go? probably top level MainWindow...
+        shortcut = QShortcut(QKeySequence("Ctrl+F"), self)
+        shortcut.activated.connect(txt.setFocus)
+
 
     # behave like encapsulated QLineEdit
     def __getattr__(self, name):