wip slider support

Author: eruvanos

arcade/examples/gui/exp_controller_support.py

@@ -5,11 +5,13 @@
 from arcade.gui import (
     UIAnchorLayout,
     UIBoxLayout,
+    UIDropdown,
     UIEvent,
     UIFlatButton,
     UIImage,
     UIMouseFilterMixin,
     UIOnClickEvent,
+    UISlider,
     UIView,
 )
 from arcade.gui.experimental.controller import (
@@ -156,14 +158,19 @@ def __init__(self):
 
         self.controller_bridge = UIControllerBridge(self.ui)
 
-        self.root = self.add_widget(ControllerIndicator())
-        self.root = self.root.add(UIFocusGroup())
+        base = self.add_widget(ControllerIndicator())
+        self.root = base.add(UIFocusGroup())
+        self.root.with_padding(left=10)
         box = self.root.add(UIBoxLayout(space_between=10), anchor_x="left")
 
         box.add(UIFlatButton(text="Button 1")).on_click = self.on_button_click
         box.add(UIFlatButton(text="Button 2")).on_click = self.on_button_click
         box.add(UIFlatButton(text="Button 3")).on_click = self.on_button_click
 
+        box.add(UIDropdown(default="Option 1", options=["Option 1", "Option 2", "Option 3"]))
+
+        box.add(UISlider(value=0.5, min_value=0, max_value=1, width=200))
+
         self.root.detect_focusable_widgets()
 
     def on_button_click(self, event: UIOnClickEvent):

arcade/gui/experimental/focus.py

@@ -23,6 +23,7 @@
 from arcade.gui.ui_manager import UIManager
 from arcade.gui.widgets import UIInteractiveWidget, UIWidget
 from arcade.gui.widgets.layout import UIAnchorLayout
+from arcade.gui.widgets.slider import UIBaseSlider
 
 
 class Focusable(UIWidget):
@@ -112,6 +113,7 @@ def on_event(self, event: UIEvent) -> Optional[bool]:
 
         if isinstance(event, UIControllerDpadEvent):
             if self._interacting:
+                # TODO this should be handled in the slider!
                 # pass dpad events to the interacting widget
                 if event.vector.x == 1 and isinstance(self._interacting, UIBaseSlider):
                     self._interacting.norm_value += 0.1
@@ -277,7 +279,7 @@ def _do_render(self, surface: Surface, force=False) -> bool:
     def do_post_render(self, surface: Surface):
         surface.limit(None)
 
-        if self._focused < len(self._focusable_widgets):
+        if len(self._focusable_widgets) < self._focused < 0:
             warnings.warn("Focused widget is out of range")
             return