6cf639c083
improves performance and makes the code cleaner * add parameters instead of calling methods afterwards * remove a a lot of size requests * remove parameters that are being set to the default value * simplify dialogs containers
111 lines
4.1 KiB
Python
111 lines
4.1 KiB
Python
import logging
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import json
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import gi
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gi.require_version("Gtk", "3.0")
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from gi.repository import Gtk
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from jinja2 import Template
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from ks_includes.screen_panel import ScreenPanel
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class Panel(ScreenPanel):
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def __init__(self, screen, title, items=None):
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super().__init__(screen, title)
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self.items = items
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self.j2_data = self._printer.get_printer_status_data()
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self.create_menu_items()
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self.grid = Gtk.Grid(row_homogeneous=True, column_homogeneous=True)
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self.scroll = self._gtk.ScrolledWindow()
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self.scroll.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC)
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def activate(self):
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self.j2_data = self._printer.get_printer_status_data()
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self.add_content()
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def add_content(self):
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for child in self.scroll.get_children():
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self.scroll.remove(child)
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if self._screen.vertical_mode:
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self.scroll.add(self.arrangeMenuItems(self.items, 3))
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else:
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self.scroll.add(self.arrangeMenuItems(self.items, 4))
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if not self.content.get_children():
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self.content.add(self.scroll)
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def arrangeMenuItems(self, items, columns, expand_last=False):
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for child in self.grid.get_children():
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self.grid.remove(child)
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length = len(items)
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i = 0
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for item in items:
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key = list(item)[0]
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if not self.evaluate_enable(item[key]['enable']):
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logging.debug(f"X > {key}")
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continue
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if columns == 4:
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if length <= 4:
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# Arrange 2 x 2
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columns = 2
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elif 4 < length <= 6:
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# Arrange 3 x 2
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columns = 3
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col = i % columns
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row = int(i / columns)
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width = height = 1
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if expand_last is True and i + 1 == length and length % 2 == 1:
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width = 2
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self.grid.attach(self.labels[key], col, row, width, height)
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i += 1
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return self.grid
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def create_menu_items(self):
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count = sum(bool(self.evaluate_enable(i[next(iter(i))]['enable'])) for i in self.items)
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scale = 1.1 if 12 < count <= 16 else None # hack to fit a 4th row
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for i in range(len(self.items)):
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key = list(self.items[i])[0]
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item = self.items[i][key]
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name = self._screen.env.from_string(item['name']).render(self.j2_data)
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icon = self._screen.env.from_string(item['icon']).render(self.j2_data) if item['icon'] else None
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style = self._screen.env.from_string(item['style']).render(self.j2_data) if item['style'] else None
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b = self._gtk.Button(icon, name, style or f"color{i % 4 + 1}", scale=scale)
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if item['panel']:
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b.connect("clicked", self.menu_item_clicked, item)
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elif item['method']:
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params = {}
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if item['params'] is not False:
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try:
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p = self._screen.env.from_string(item['params']).render(self.j2_data)
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params = json.loads(p)
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except Exception as e:
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logging.exception(f"Unable to parse parameters for [{name}]:\n{e}")
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params = {}
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if item['confirm'] is not None:
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b.connect("clicked", self._screen._confirm_send_action, item['confirm'], item['method'], params)
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else:
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b.connect("clicked", self._screen._send_action, item['method'], params)
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else:
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b.connect("clicked", self._screen._go_to_submenu, key)
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self.labels[key] = b
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def evaluate_enable(self, enable):
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if enable == "{{ moonraker_connected }}":
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logging.info(f"moonraker connected {self._screen._ws.connected}")
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return self._screen._ws.connected
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try:
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j2_temp = Template(enable, autoescape=True)
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result = j2_temp.render(self.j2_data)
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return result == 'True'
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except Exception as e:
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logging.debug(f"Error evaluating enable statement: {enable}\n{e}")
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return False
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