use webview to diplay web docs upo pressing F1

grum/mainwin.py

@@ -9,6 +9,7 @@ from .menus import BarMenu
 from .plotdesc import PlotDescription
 from .rpc import RPCServerThread
 from .shortcut import shortcut
+from .webview import WebView
 
 
 class MainWindow(QMainWindow):
@@ -20,6 +21,9 @@ class MainWindow(QMainWindow):
         self.setWindowTitle(title)
         self.setWindowIcon(assets.icon())
 
+        url = f"http://{host}:{port}/"
+        self.webdoc = WebView(url, title=title)
+
         self.lst = lst = DictList()
         lst.setAlternatingRowColors(True)
         lst.itemDoubleClicked.connect(self.on_dclick_list_item)
@@ -47,7 +51,7 @@ class MainWindow(QMainWindow):
 
         self.setCentralWidget(splitter)
 
-        rst = RPCServerThread(host, port, doc_title_suffix="grum")
+        rst = RPCServerThread(host, port, doc_title_suffix=title)
         rst.start()
         rst.server.register_function(self.new_plot)
         rst.server.register_function(self.append_data)
@@ -55,6 +59,11 @@ class MainWindow(QMainWindow):
         self.sig_make_new_plot.connect(self.on_make_new_plot)
 
 
+    def keyPressEvent(self, event):
+        if event.key() == Qt.Key_F1:
+            self.webdoc.show()
+
+
     # Remote API calls
 
     def new_plot(self, name, cfg):