Add scrolling commands

qutebrowser/app.py

@@ -54,6 +54,8 @@ def main():
     cmds['back'].signal.connect(mw.tabs.back_act)
     cmds['forward'].signal.connect(mw.tabs.forward_act)
     cmds['print'].signal.connect(mw.tabs.print_act)
+    cmds['scrolldown'].signal.connect(mw.tabs.scroll_down_act)
+    cmds['scrollup'].signal.connect(mw.tabs.scroll_up_act)
     kp.from_cmd_dict(cmds)
 
     mw.show()

qutebrowser/commands/commands.py

@@ -52,3 +52,15 @@ class Forward(Command):
 class Print(Command):
     nargs = 0
     signal = pyqtSignal()
+
+# FIXME implement count
+class ScrollDown(Command):
+    nargs = 0
+    key = 'j'
+    signal = pyqtSignal()
+
+# FIXME implement count
+class ScrollUp(Command):
+    nargs = 0
+    key = 'k'
+    signal = pyqtSignal()

qutebrowser/widgets/browser.py

@@ -63,6 +63,16 @@ class TabbedBrowser(TabWidget):
         # FIXME display warning if end of history
         self.currentWidget().forward()
 
+    @pyqtSlot()
+    @pyqtSlot(int)
+    def scroll_down_act(self, count=50):
+        self.currentWidget().page().mainFrame().scroll(0, count)
+
+    @pyqtSlot()
+    @pyqtSlot(int)
+    def scroll_up_act(self, count=50):
+        self.currentWidget().page().mainFrame().scroll(0, -count)
+
     @pyqtSlot()
     def switch_prev(self):
         idx = self.currentIndex()