I can toogle the left drawer
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236
src/myfasthtml/controls/Layout.py
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236
src/myfasthtml/controls/Layout.py
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"""
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Layout component for FastHTML applications.
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This component provides a responsive layout with fixed header/footer,
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optional collapsible left/right drawers, and a scrollable main content area.
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"""
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import logging
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import uuid
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from typing import Literal
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from fasthtml.common import *
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from myfasthtml.controls.BaseCommands import BaseCommands
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from myfasthtml.controls.BaseControl import BaseControl
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from myfasthtml.controls.helpers import mk
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from myfasthtml.core.commands import Command
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from myfasthtml.icons.fluent import icon_panel_left_expand20_regular as left_drawer_icon
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from myfasthtml.icons.fluent import icon_panel_right_expand20_regular as right_drawer_icon
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logger = logging.getLogger("LayoutControl")
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@dataclass
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class LayoutState:
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left_drawer_open: bool = True
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class Commands(BaseCommands):
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def toggle_left_drawer(self):
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return Command("ToggleDrawer", "Toggle main layout drawer", self._owner.toggle_drawer, "left")
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class Layout(BaseControl):
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"""
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A responsive layout component with header, footer, main content area,
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and optional collapsible side drawers.
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Attributes:
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app_name (str): Name of the application
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left_drawer (bool): Whether to include a left drawer
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right_drawer (bool): Whether to include a right drawer
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"""
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def __init__(self, session, app_name, left_drawer=True, right_drawer=True):
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"""
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Initialize the Layout component.
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Args:
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app_name (str): Name of the application
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left_drawer (bool): Enable left drawer. Default is True.
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right_drawer (bool): Enable right drawer. Default is True.
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"""
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super().__init__(session, f"mf-layout-{str(uuid.uuid4())}")
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self.app_name = app_name
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self.left_drawer = left_drawer
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self.right_drawer = right_drawer
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# Content storage
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self._header_content = None
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self._footer_content = None
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self._main_content = None
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self._left_drawer_content = None
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self._right_drawer_content = None
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self._state = LayoutState()
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self.commands = Commands(self)
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# def set_header(self, content):
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# """
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# Set the header content.
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#
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# Args:
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# content: FastHTML component(s) or content for the header
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# """
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# self._header_content = content
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def set_footer(self, content):
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"""
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Set the footer content.
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Args:
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content: FastHTML component(s) or content for the footer
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"""
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self._footer_content = content
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def set_main(self, content):
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"""
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Set the main content area.
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Args:
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content: FastHTML component(s) or content for the main area
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"""
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self._main_content = content
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def set_left_drawer(self, content):
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"""
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Set the left drawer content.
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Args:
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content: FastHTML component(s) or content for the left drawer
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"""
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if self.left_drawer:
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self._left_drawer_content = content
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def set_right_drawer(self, content):
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"""
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Set the right drawer content.
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Args:
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content: FastHTML component(s) or content for the right drawer
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"""
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if self.right_drawer:
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self._right_drawer_content = content
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def toggle_drawer(self, side: Literal["left", "right"]):
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logger.debug(f"Toggle drawer: {side=}, {self._state.left_drawer_open=}")
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if side == "left":
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self._state.left_drawer_open = not self._state.left_drawer_open
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return self._mk_left_drawer_icon(), self._mk_left_drawer()
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elif side == "right":
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self._state.right_drawer_open = not self._state.right_drawer_open
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return Div(), self._mk_right_drawer()
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else:
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raise ValueError("Invalid drawer side")
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def _mk_header(self):
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"""
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Render the header component.
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Returns:
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Header: FastHTML Header component
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"""
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return Header(
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self._mk_left_drawer_icon(),
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cls="mf-layout-header"
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)
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def _mk_footer(self):
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"""
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Render the footer component.
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Returns:
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Footer: FastHTML Footer component
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"""
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footer_content = self._footer_content if self._footer_content else ""
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return Footer(
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footer_content,
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cls="mf-layout-footer footer sm:footer-horizontal"
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)
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def _mk_main(self):
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"""
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Render the main content area.
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Returns:
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Main: FastHTML Main component
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"""
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main_content = self._main_content if self._main_content else ""
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return Main(
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main_content,
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cls="mf-layout-main"
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)
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def _mk_left_drawer(self):
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"""
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Render the left drawer if enabled.
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Returns:
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Div or None: FastHTML Div component for left drawer, or None if disabled
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"""
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if not self.left_drawer:
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return None
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print(f"{self._state.left_drawer_open=}")
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drawer_content = self._left_drawer_content if self._left_drawer_content else ""
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return Div(
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drawer_content,
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id=f"{self._id}_ld",
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cls=f"mf-layout-drawer mf-layout-left-drawer {'collapsed' if not self._state.left_drawer_open else ''}",
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**{"data-side": "left"}
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)
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def _mk_right_drawer(self):
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"""
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Render the right drawer if enabled.
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Returns:
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Div or None: FastHTML Div component for right drawer, or None if disabled
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"""
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if not self.right_drawer:
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return None
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drawer_content = self._right_drawer_content if self._right_drawer_content else ""
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return Div(
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drawer_content,
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cls="mf-layout-drawer mf-layout-right-drawer",
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id=f"{self._id}_rd",
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**{"data-side": "right"}
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)
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def _mk_left_drawer_icon(self):
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return mk.icon(right_drawer_icon if self._state.left_drawer_open else left_drawer_icon,
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id=f"{self._id}_ldi",
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command=self.commands.toggle_left_drawer())
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def render(self):
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"""
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Render the complete layout.
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Returns:
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Div: Complete layout as FastHTML Div component
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"""
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# Wrap everything in a container div
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return Div(
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self._mk_header(),
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self._mk_left_drawer(),
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self._mk_main(),
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self._mk_right_drawer(),
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self._mk_footer(),
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Script(f"initLayout('{self._id}');"),
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id=self._id,
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cls="mf-layout",
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**{
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"data-left-drawer": str(self.left_drawer).lower(),
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"data-right-drawer": str(self.right_drawer).lower()
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}
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)
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def __ft__(self):
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"""
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FastHTML magic method for rendering.
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Returns:
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Div: The rendered layout
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"""
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return self.render()
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