Add zoom command.

qutebrowser/browser/curcommand.py

@@ -405,6 +405,29 @@ class CurCommandDispatcher(QObject):
         tab = self._tabs.currentWidget()
         tab.zoom(-count)
 
+    @cmdutils.register(instance='mainwindow.tabs.cur', name='zoom')
+    def zoom_perc(self, zoom=None, count=None):
+        """Zoom the current tab to [count] or 100 percent.
+
+        Args:
+            count: How many steps to take.
+        """
+        if zoom is not None and count is not None:
+            message.error("Either argument or count must be given!")
+            return
+        if zoom is not None:
+            try:
+                level = int(zoom)
+            except ValueError:
+                message.error("Argument {} must be an integer!".format(zoom))
+                return
+        elif count is not None:
+            level = count
+        else:
+            level = 100
+        tab = self._tabs.currentWidget()
+        tab.zoom_perc(level)
+
     @cmdutils.register(instance='mainwindow.tabs.cur', split=False)
     def spawn(self, cmd):
         """Spawn a command in a shell. {} gets replaced by the current URL.

qutebrowser/config/configdata.py

@@ -595,6 +595,7 @@ DATA = OrderedDict([
         ('sk', 'set keybind'),
         ('-', 'zoomout'),
         ('+', 'zoomin'),
+        ('=', 'zoom'),
         ('[[', 'prevpage'),
         (']]', 'nextpage'),
         ('{{', 'tabprevpage'),

qutebrowser/widgets/webview.py

@@ -170,6 +170,18 @@ class WebView(QWebView):
         self.urlChanged.emit(urlutils.qurl(u))
         return self.load(u)
 
+    def zoom_perc(self, perc, fuzzyval=True):
+        """Zoom to a given zoom percentage.
+
+        Args:
+            perc: The zoom percentage as int.
+            fuzzyval: Whether to set the NeighborLists fuzzyval.
+        """
+        if fuzzyval:
+            self._zoom.fuzzyval = int(perc)
+        self.setZoomFactor(float(perc) / 100)
+        message.info("Zoom level: {}%".format(perc))
+
     def zoom(self, offset):
         """Increase/Decrease the zoom level.
 
@@ -177,8 +189,7 @@ class WebView(QWebView):
             offset: The offset in the zoom level list.
         """
         level = self._zoom.getitem(offset)
-        self.setZoomFactor(float(level) / 100)
-        message.info("Zoom level: {}%".format(level))
+        self.zoom_perc(level, fuzzyval=False)
 
     def shutdown(self, callback=None):
         """Shut down the tab cleanly and remove it.