Redesign app, prepare for 3.1.0 release

gui/about/about.py

@@ -1,13 +1,28 @@
 from kivy.uix.screenmanager import Screen
+from kivymd.uix.dialog import MDDialog
+from kivymd.uix.button import MDFlatButton
 from kivy.lang import Builder
 import webbrowser
 
-from gui.popups.popups import SingleRowPopup
-
 
 class AboutScreen(Screen):
-    def report_issue(self):
-        SingleRowPopup().open("Opened your web-browser")
-        webbrowser.open('https://github.com/janishutz/BiogasControllerApp/issues', new=2)
+    def __init__(self, **kw):
+        self.opened_web_browser_dialog = MDDialog(
+            title="Open Link",
+            text="Your webbrowser has been opened. Continue there",
+            buttons=[
+                MDFlatButton(text="Ok", on_release=lambda _: self.opened_web_browser_dialog.dismiss()),
+            ],
+        )
+        super().__init__(**kw)
+
+    def goto(self, loc: str):
+        if loc == "wiki":
+            webbrowser.open('https://github.com/janishutz/BiogasControllerApp/wiki', new=2)
+        elif loc == "issues":
+            webbrowser.open('https://github.com/janishutz/BiogasControllerApp/issues', new=2)
+        elif loc == "repo":
+            webbrowser.open('https://github.com/janishutz/BiogasControllerApp', new=2)
+        self.opened_web_browser_dialog.open()
 
 Builder.load_file('./gui/about/about.kv')