我刚刚遇到Enaml进行python编程。我以前只使用过一次PySide2作为一个简单的计算器GUI模型,所以我对Qt和Enaml都很陌生。原谅我的无知;)
本质上,我希望有一个规则的网格的Field或其他元素,与固定的,平方大小。在回顾了其中的一些例子之后,我想到了:
from enaml.layout.api import grid
from enaml.widgets.api import Window, Container, Field
enamldef DigitField(Field):
# The fields will contain a single digit for testing.
mask = 'D'
max_length = 1
# These don't have any effect?
hug_width = 'required'
hug_height = 'required'
enamldef Main(Window):
Container:
constraints = [
grid(
[f11, f12],
[f21, f22],
),
]
DigitField: f11:
text = '1'
DigitField: f12:
text = '1'
DigitField: f21:
text = '1'
DigitField: f22:
text = '1'但hug_width和hug_height似乎不起作用。然后,我尝试手动设置f11.width == 50,例如,在约束中,但是kiwisolver向我发出关于无法解决的约束的呼喊。我尝试了从设置宽度值的例子中可以找到的所有东西,但是对vbox起作用的东西似乎不适用于grid。
有什么想法吗?此外,如果有人有一个完整的应用程序与Enaml,这是开放源码,我想看看。文档是可以的,但是一些更高级的例子将是很棒的。
发布于 2020-06-23 10:34:59
好吧,我想我已经找到办法让它发挥作用了。hug_width将宽度限制为字段内容加上一些默认填充(来自Qt工具包)。相反,通过使用resist_width = 'ignore',我能够完全删除填充。网格可以使用手动或自动方法生成。
手动方法:
from enaml.layout.api import grid
from enaml.widgets.api import Window, Container, Field
enamldef DigitField(Field):
# The fields will contain a single digit for testing.
mask = 'D'
max_length = 1
resist_width = 'ignore'
resist_height = 'ignore'
enamldef Main(Window):
Container:
constraints = [
grid(
[f11, f12],
[f21, f22],
),
f11.width == f11.height,
f12.width == f12.height,
]
DigitField: f11:
text = '1'
DigitField: f12:
text = '1'
DigitField: f21:
text = '1'
DigitField: f22:
text = '1'这是太湿和可怕的鳞片,所以我们有.
工厂方法:
from itertools import zip_longest
from enaml.core.api import Include
from enaml.layout.api import align, grid, factory
from enaml.widgets.api import Window, Container, Field
enamldef DigitField(Field):
mask = 'D'
max_length = 1
resist_width = 'ignore'
resist_height = 'ignore'
def generate_grid(container, num_cols):
rows = []
widgets = container.visible_widgets()
row_iters = (iter(widgets),) * num_cols
rows = list(zip_longest(*row_iters))
return [grid(*rows), align('width', *widgets)]
enamldef Main(Window):
Container:
Container:
constraints << [factory(generate_grid, 3)]
Include:
objects << [DigitField(text=str(1)) for i in range(9)]我嵌套了Container,因为主窗口中可能还有其他东西,Enaml窗口需要一个主Container。
https://stackoverflow.com/questions/62529297
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