pygui: initial canvas manager with a single tab by default, updates to how throughputs are handled related to canvases

daemon/core/gui/dialogs/preferences.py

@@ -134,7 +134,8 @@ class PreferencesDialog(Dialog):
 
         # scale toolbar and canvas items
         self.app.toolbar.scale()
-        self.app.canvas.scale_graph()
+        for canvas in self.app.manager.all():
+            canvas.scale_graph()
 
     def adjust_scale(self, arg1: str, arg2: str, arg3: str) -> None:
         scale_value = self.gui_scale.get()

daemon/core/gui/dialogs/throughput.py

@@ -7,7 +7,7 @@ from typing import TYPE_CHECKING, Optional
 
 from core.gui.dialogs.colorpicker import ColorPickerDialog
 from core.gui.dialogs.dialog import Dialog
-from core.gui.graph.graph import CanvasGraph
+from core.gui.graph.manager import CanvasManager
 from core.gui.themes import FRAME_PAD, PADX, PADY
 
 if TYPE_CHECKING:
@@ -17,16 +17,16 @@ if TYPE_CHECKING:
 class ThroughputDialog(Dialog):
     def __init__(self, app: "Application") -> None:
         super().__init__(app, "Throughput Config")
-        self.canvas: CanvasGraph = app.canvas
+        self.manager: CanvasManager = app.manager
         self.show_throughput: tk.IntVar = tk.IntVar(value=1)
         self.exponential_weight: tk.IntVar = tk.IntVar(value=1)
         self.transmission: tk.IntVar = tk.IntVar(value=1)
         self.reception: tk.IntVar = tk.IntVar(value=1)
         self.threshold: tk.DoubleVar = tk.DoubleVar(
-            value=self.canvas.throughput_threshold
+            value=self.manager.throughput_threshold
         )
-        self.width: tk.IntVar = tk.IntVar(value=self.canvas.throughput_width)
-        self.color: str = self.canvas.throughput_color
+        self.width: tk.IntVar = tk.IntVar(value=self.manager.throughput_width)
+        self.color: str = self.manager.throughput_color
         self.color_button: Optional[tk.Button] = None
         self.top.columnconfigure(0, weight=1)
         self.draw()
@@ -106,7 +106,7 @@ class ThroughputDialog(Dialog):
         self.color_button.config(bg=self.color, text=self.color, bd=0)
 
     def click_save(self) -> None:
-        self.canvas.throughput_threshold = self.threshold.get()
-        self.canvas.throughput_width = self.width.get()
-        self.canvas.throughput_color = self.color
+        self.manager.throughput_threshold = self.threshold.get()
+        self.manager.throughput_width = self.width.get()
+        self.manager.throughput_color = self.color
         self.destroy()

daemon/core/gui/dialogs/wlanconfig.py

@@ -21,7 +21,7 @@ RANGE_WIDTH: int = 3
 class WlanConfigDialog(Dialog):
     def __init__(self, app: "Application", canvas_node: "CanvasNode") -> None:
         super().__init__(app, f"{canvas_node.core_node.name} WLAN Configuration")
-        self.canvas: "CanvasGraph" = app.canvas
+        self.canvas: "CanvasGraph" = app.manager.current()
         self.canvas_node: "CanvasNode" = canvas_node
         self.node: Node = canvas_node.core_node
         self.config_frame: Optional[ConfigFrame] = None