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pygui: able to start session with multiple canvases, just using 1 canvas for now

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This commit is contained in:
Blake Harnden 2020-12-12 00:03:03 -08:00
parent 6f43d0e88f
commit 9621df6bc4
5 changed files with 34 additions and 24 deletions
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14
daemon/core/gui/graph/manager.py
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@ -1,7 +1,7 @@
import logging
import tkinter as tk
from tkinter import BooleanVar, messagebox, ttk
from typing import TYPE_CHECKING, Dict, Optional, Set, Tuple
from typing import TYPE_CHECKING, Dict, Optional, Set, Tuple, ValuesView
from core.api.grpc.wrappers import Session
from core.gui.graph import tags
@ -77,20 +77,28 @@ class CanvasManager:
self.notebook = ttk.Notebook(self.master)
self.notebook.grid(sticky=tk.NSEW, pady=1)
def next_id(self) -> int:
def _next_id(self) -> int:
_id = 1
tab_ids = set(self.unique_ids.values())
while _id in tab_ids:
_id += 1
return _id
def current(self) -> CanvasGraph:
unique_id = self.notebook.select()
tab_id = self.unique_ids[unique_id]
return self.canvases[tab_id]
def all(self) -> ValuesView[CanvasGraph]:
return self.canvases.values()
def add_canvas(self) -> CanvasGraph:
# create tab frame
tab = ttk.Frame(self.notebook, padding=0)
tab.grid(sticky=tk.NSEW)
tab.columnconfigure(0, weight=1)
tab.rowconfigure(0, weight=1)
tab_id = self.next_id()
tab_id = self._next_id()
self.notebook.add(tab, text=f"Canvas {tab_id}")
unique_id = self.notebook.tabs()[-1]
logging.info("tab(%s) is %s", unique_id, tab_id)