94 lines
3.2 KiB
Python
94 lines
3.2 KiB
Python
"""
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status bar
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"""
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import tkinter as tk
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from tkinter import ttk
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from typing import TYPE_CHECKING, List, Optional
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from core.api.grpc.wrappers import ExceptionEvent, ExceptionLevel
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from core.gui.dialogs.alerts import AlertsDialog
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from core.gui.themes import Styles
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if TYPE_CHECKING:
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from core.gui.app import Application
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class StatusBar(ttk.Frame):
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def __init__(self, master: tk.Widget, app: "Application") -> None:
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super().__init__(master)
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self.app: "Application" = app
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self.status: Optional[ttk.Label] = None
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self.statusvar: tk.StringVar = tk.StringVar()
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self.zoom: Optional[ttk.Label] = None
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self.cpu_label: Optional[ttk.Label] = None
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self.alerts_button: Optional[ttk.Button] = None
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self.alert_style = Styles.no_alert
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self.running: bool = False
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self.core_alarms: List[ExceptionEvent] = []
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self.draw()
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def draw(self) -> None:
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self.columnconfigure(0, weight=7)
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self.columnconfigure(1, weight=1)
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self.columnconfigure(2, weight=1)
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self.columnconfigure(3, weight=1)
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frame = ttk.Frame(self, borderwidth=1, relief=tk.RIDGE)
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frame.grid(row=0, column=0, sticky=tk.EW)
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frame.columnconfigure(0, weight=1)
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self.status = ttk.Label(
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self,
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textvariable=self.statusvar,
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anchor=tk.CENTER,
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borderwidth=1,
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relief=tk.RIDGE,
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)
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self.status.grid(row=0, column=0, sticky=tk.EW)
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self.zoom = ttk.Label(self, anchor=tk.CENTER, borderwidth=1, relief=tk.RIDGE)
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self.zoom.grid(row=0, column=1, sticky=tk.EW)
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self.cpu_label = ttk.Label(
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self, anchor=tk.CENTER, borderwidth=1, relief=tk.RIDGE
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)
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self.cpu_label.grid(row=0, column=2, sticky=tk.EW)
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self.set_cpu(0.0)
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self.alerts_button = ttk.Button(
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self, text="Alerts", command=self.click_alerts, style=self.alert_style
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)
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self.alerts_button.grid(row=0, column=3, sticky=tk.EW)
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def set_cpu(self, usage: float) -> None:
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self.cpu_label.config(text=f"CPU {usage * 100:.2f}%")
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def set_zoom(self, zoom: float) -> None:
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self.zoom.config(text=f"ZOOM {zoom * 100:.0f}%")
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def add_alert(self, event: ExceptionEvent) -> None:
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self.core_alarms.append(event)
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level = event.level
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self._set_alert_style(level)
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label = f"Alerts ({len(self.core_alarms)})"
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self.alerts_button.config(text=label, style=self.alert_style)
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def _set_alert_style(self, level: ExceptionLevel) -> None:
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if level in [ExceptionLevel.FATAL, ExceptionLevel.ERROR]:
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self.alert_style = Styles.red_alert
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elif level == ExceptionLevel.WARNING and self.alert_style != Styles.red_alert:
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self.alert_style = Styles.yellow_alert
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elif self.alert_style == Styles.no_alert:
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self.alert_style = Styles.green_alert
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def clear_alerts(self):
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self.core_alarms.clear()
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self.alert_style = Styles.no_alert
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self.alerts_button.config(text="Alerts", style=self.alert_style)
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def click_alerts(self) -> None:
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dialog = AlertsDialog(self.app)
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dialog.show()
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def set_status(self, message: str) -> None:
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self.statusvar.set(message)
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