Commit dc55d526 authored by Duggan, John's avatar Duggan, John
Browse files

Fix Trame crash when passing string-typed styles to layout components

parent 46754430

CHANGELOG.md

+4 −0
Original line number Diff line number Diff line 
### nova-trame, 0.18.2



* Passing a string to the style parameter to GridLayout, HBoxLayout, and VBoxLayout will no longer cause Trame to crash (thanks to John Duggan).



### nova-trame, 0.18.1



* The `CompactTheme` has been overhauled and should produce denser UIs (thanks to Kristin Maroun).

pyproject.toml

+1 −1
Original line number Diff line number Diff line
@@ -6,7 +6,7 @@ Changelog = "https://code.ornl.gov/ndip/public-packages/nova-trame/blob/main/CHA 


[tool.poetry]

name = "nova-trame"

version = "0.18.1"

version = "0.18.2"

description = "A Python Package for injecting curated themes and custom components into Trame applications"

authors = ["Duggan, John <dugganjw@ornl.gov>"]

readme = "README.md"

src/nova/trame/view/layouts/grid.py

+5 −2
Original line number Diff line number Diff line
@@ -5,6 +5,8 @@ from typing import Any, Optional, Union 
from trame.widgets import html

from trame_client.widgets.core import AbstractElement



from .utils import merge_styles





class GridLayout(html.Div):

    """Creates a grid with a specified number of columns."""
@@ -68,9 +70,10 @@ class GridLayout(html.Div): 
            classes = " ".join(classes)

        classes += " d-grid"



        style = self.get_root_styles(columns, height, width, halign, valign, gap) | kwargs.pop("style", {})

        widget_style = self.get_root_styles(columns, height, width, halign, valign, gap)

        user_style = kwargs.pop("style", {})



        super().__init__(classes=classes, style=style, **kwargs)

        super().__init__(classes=classes, style=merge_styles(widget_style, user_style), **kwargs)



    def get_root_styles(

        self,

src/nova/trame/view/layouts/hbox.py

+5 −2
Original line number Diff line number Diff line
@@ -4,6 +4,8 @@ from typing import Any, Optional, Union 


from trame.widgets import html



from .utils import merge_styles





class HBoxLayout(html.Div):

    """Creates an element that horizontally stacks its children."""
@@ -59,9 +61,10 @@ class HBoxLayout(html.Div): 
            classes = " ".join(classes)

        classes += " d-flex flex-row"



        style = self.get_root_styles(height, width, halign, valign, gap, vspace) | kwargs.pop("style", {})

        widget_style = self.get_root_styles(height, width, halign, valign, gap, vspace)

        user_style = kwargs.pop("style", {})



        super().__init__(classes=classes, style=style, **kwargs)

        super().__init__(classes=classes, style=merge_styles(widget_style, user_style), **kwargs)



    def get_root_styles(

        self,

src/nova/trame/view/layouts/utils.py

0 → 100644
+16 −0
Original line number Diff line number Diff line 
"""Utilities for our layout components."""



from typing import Dict, Union





def merge_styles(*styles: Union[Dict[str, str], str]) -> str:

    result = ""



    for style in styles:

        if isinstance(style, dict):

            for key, value in style.items():

                result += f" {key}: {value};"

        else:

            result += f" {style};"



    return result