def __init__(self, default=False, x=0, y=0, id=None, **kwargs):
""" A checkbox control that fires Flag.on_action() when checked.
The checkbox value can be retrieved with Flag.value.
"""
Control.__init__(self, x=x, y=y, id=id, **kwargs)
self.default = bool(default) # Flag default value.
self.value = bool(default) # Flag current value.
self.src = {
"face" : Image(theme["flag"]),
"checked" : Image(theme["flag-checked"]),
}
self._pack()
def __init__(self, default=0, limit=True, x=0, y=0, id=None, **kwargs):
""" A twistable knob that will fire Knob.on_action() when dragged.
The knob's angle can be retrieved with Knob.value (in degrees, 0-360).
With CTRL pressed, twists by a very small amount.
"""
Control.__init__(self, x=x, y=y, id=id, **kwargs)
self.default = default # Knob default angle.
self.value = default # Knob current angle.
self._limit = limit # Constrain between 0-360 or scroll endlessly?
self.src = {
"face" : Image(theme["knob"]),
"socket" : Image(theme["knob-socket"]),
}
self._pack()
def imagesize(self, path, data=None):
if data is not None:
from nodebox.graphics import Image
arg = Image.fromData(data).awtImage
else:
arg = path
return CanvasContext.imagesize(self, arg)
def image(self, path, x, y, width=None, height=None, alpha=1.0, data=None, draw=True, **kwargs):
if data is not None:
from nodebox.graphics import Image
arg = Image.fromData(data).awtImage
else:
arg = path
img = CanvasContext.image(self, arg, x, y, width, height, alpha, Boolean(draw))
# todo: handle data and kwargs
return img
def __init__(self, default=0.5, min=0.0, max=1.0, steps=100, x=0, y=0, width=125, id=None, **kwargs):
""" A draggable slider that will fire Slider.on_action() when dragged.
The slider's value can be retrieved with Slider.value.
"""
Control.__init__(self, x=x, y=y, width=width, id=id, **kwargs)
self.min = min # Slider minimum value.
self.max = max # Slider maximum value.
self.default = default # Slider default value.
self.value = default # Slider current value.
self.steps = steps # Number of steps from min to max.
img, w = Image(theme["slider"]), 5
self.src = {
"face1" : crop(img, w, 0, 1, img.height),
"face2" : crop(img, img.width-w, 0, 1, img.height),
"cap1" : crop(img, 0, 0, w, img.height),
"cap2" : crop(img, img.width-w, 0, w, img.height),
"handle" : Image(theme["slider-handle"])
}
# The handle is a separate layer.
self.append(Handle(self))
self._pack()
def __init__(self, action=None, x=0, y=0, id=None, **kwargs):
""" A clickable button that will fire Action.on_action() when clicked.
Actions display an icon instead of a text caption.
Actions are meant to be used for interface management:
e.g. closing or minimizing a panel, navigating to the next page, ...
"""
Control.__init__(self, x=x, y=y, id=id, **kwargs)
self.src = {"face": Image(theme["action"])}
self._pack()
if action:
# Override the Button.on_action() method from the given function.
self.set_method(action, name="on_action")
def __init__(self, value="", hint="", action=None, x=0, y=0, width=125, padding=5, id=None, **kwargs):
""" A single-line text input field.
The string value can be retrieved with Field.value.
"""
Editable.__init__(self, value, x=x, y=y, width=width, padding=(padding,0), wrap=False, id=id, **kwargs)
img, w = Image(theme["field"]), 10
self.src = {
"face" : crop(img, w, 0, 1, img.height),
"cap1" : crop(img, 0, 0, w, img.height),
"cap2" : crop(img, img.width-w, 0, w, img.height),
}
if action:
# Override the Button.on_action() method from the given function.
self.set_method(action, name="on_action")
self.default = value
self.append(Label(hint, fill=Color(0, 0.4)))
self._pack()
def __init__(self, caption="", action=None, x=0, y=0, width=125, id=None, **kwargs):
""" A clickable button that will fire Button.on_action() when clicked.
The action handler can be defined in a subclass, or given as a function.
"""
Control.__init__(self, x=x, y=y, width=width, id=id, **kwargs)
img, w = Image(theme["button"]), 20
self.src = {
"face" : crop(img, w, 0, 1, img.height),
"cap1" : crop(img, 0, 0, w, img.height),
"cap2" : crop(img, img.width-w, 0, w, img.height),
}
if action:
# Override the Button.on_action() method from the given function.
self.set_method(action, name="on_action")
_popdefault(kwargs, "width")
_popdefault(kwargs, "height")
self.append(Label(caption, **kwargs))
self._pack()
def __init__(self, caption="", fixed=False, modal=True, x=0, y=0, width=175, height=250, **kwargs):
""" A panel containing other controls that can be dragged when Panel.fixed=False.
Controls or (Layout groups) can be added with Panel.append().
"""
Control.__init__(self, x=x, y=y, width=max(width,60), height=max(height,60), **kwargs)
img, w = Image(theme["panel"]), 30
self.src = {
"cap1" : crop(img, 0, img.height-w, w, w),
"cap2" : crop(img, img.width-w, img.height-w, w, w),
"cap3" : crop(img, 0, 0, w, w),
"cap4" : crop(img, img.width-w, 0, w, w),
"top" : crop(img, w+1, img.height-w, 1, w),
"bottom" : crop(img, w+1, 0, 1, w),
"left" : crop(img, 0, w+1, w, 1),
"right" : crop(img, img.width-w, w+1, w, 1),
"face" : crop(img, w+1, w+1, 1, 1)
}
_popdefault(kwargs, "width")
_popdefault(kwargs, "height")
self.append(Label(caption, **kwargs))
self.append(Close())
self.fixed = fixed # Draggable?
self.modal = modal # Closeable?
self._pack()
def __init__(self, action=None, x=0, y=0, id=None, **kwargs):
""" An action that hides the parent control (e.g. a Panel) when pressed.
"""
Action.__init__(self, action, x=x, y=y, id=id, **kwargs)
self.src["face"] = Image(theme["action-close"])