def fit_height_to_children(self):
""" Resizes the frame vertically to fit its contents """
self.layout.size = 0, 0
LUIObject.fit_height_to_children(self)
class DemoFramework:
""" This is a small helper class to setup common stuff for the demos """
def __init__(self):
base.win.set_clear_color(Vec4(0, 0, 0, 1))
self.skin = LUIDefaultSkin()
self.skin.load()
# Construct the LUIRegion
region = LUIRegion.make("LUI", base.win)
handler = LUIInputHandler()
base.mouseWatcher.attach_new_node(handler)
region.set_input_handler(handler)
self.root = region.root()
self.constructorParams = []
def prepare_demo(self, demo_title=u"Some Demo"):
# Background
self.background = LUISprite(self.root, "res/DemoBackground.png")
# Make the background solid and recieve events
self.background.bind("click", lambda event: self.background.request_focus())
self.background.solid = True
# Logo
self.logo = LUISprite(self.root, "res/LUILogo.png")
self.logo.top = 15
self.logo.left = 20
# Title
self.titleLabel = LUILabel(parent=self.root, text=demo_title, font_size=40, font="header")
self.titleLabel.pos = (120, 20)
self.subtitleLabel = LUILabel(parent=self.root, text="Widget Demo", font_size=14, font="default")
self.subtitleLabel.pos = (121, 65)
self.subtitleLabel.color = (1,1,1,0.5)
# Right bar
self.rightBar = LUIVerticalLayout(parent=self.root, width=350, spacing=20)
self.rightBar.pos = (410, 120)
# Constructor parameters
# self.constructorParameters = LUIFrame(width=340, style=LUIFrame.Sunken)
# self.constructorLabel = LUILabel(parent=self.constructorParameters, text=u"Additional Constructor Parameters")
# self.constructorLayout = UIVerticalLayout(parent=self.constructorParameters, spacing=10, use_dividers=True)
# self.constructorLayout.top = 30
# Public functions
self.publicFunctions = LUIFrame(width=340, style=LUIFrame.Sunken)
self.functionsLabel = LUILabel(parent=self.publicFunctions, text=U"Additional Public functions")
self.functionsLayout = LUIVerticalLayout(parent=self.publicFunctions,spacing=10, use_dividers=True)
self.functionsLayout.top = 30
# Events
self.events = LUIFrame(width=340,style=LUIFrame.Sunken)
self.eventsLabel = LUILabel(parent=self.events, text=U"Additional Events")
self.eventsLayout = LUIVerticalLayout(parent=self.events, spacing=10, use_dividers=True)
self.eventsLayout.top = 30
# Actions
self.actions = LUIFrame(width=340,style=LUIFrame.Sunken, height=80)
self.actionsLabel = LUILabel(parent=self.actions, text=U"Demo-Actions")
self.actionsSelect = LUISelectbox(parent=self.actions, width=245, top=30)
self.actionsBtn = LUIButton(parent=self.actions, right=0, top=30, text=u"Execute", template="ButtonMagic")
self.actionsBtn.bind("click", self._exec_action)
self.rightBar.add_row(self.actions)
# self.rightBar.add_row(self.constructorParameters)
self.rightBar.add_row(self.publicFunctions)
self.rightBar.add_row(self.events)
# Widget
self.widgetContainer = LUIFrame(parent=self.root, width=360, height=250, style=LUIFrame.Sunken)
self.widgetLabel = LUILabel(parent=self.widgetContainer, text=u"Widget Demo")
self.widgetContainer.left = 26
self.widgetContainer.top = 120
# Source Code
self.sourceContainer = LUIFrame(parent=self.root, width=360, height=200, style=LUIFrame.Sunken)
self.sourceLabel = LUILabel(parent=self.sourceContainer, text=u"Default Constructor")
self.copyCodeButton = LUIButton(parent=self.sourceContainer,
text=u"Copy to Clipboard", template="ButtonMagic",
right=-5, bottom=-5)
self.sourceContainer.left = 26
self.sourceContainer.top = 390
self.sourceContent = LUIObject(self.sourceContainer)
self.sourceContent.top = 40
self.widgetNode = LUIObject(self.widgetContainer, x=0, y=40)
def _exec_action(self, event):
selected = self.actionsSelect.get_selected_option()
if selected is not None:
selected()
def set_actions(self, actions):
opts = []
for name, action in actions.items():
opts.append((action, name))
self.actionsSelect.set_options(opts)
def add_public_function(self, name, parameters=None, return_type="void"):
label = LUIFormattedLabel()
label.add_text(text=return_type + " ", color = (102/255.0, 217/255.0, 239/255.0))
label.add_text(text=name + " ", color = (166/255.0, 226/255.0, 46/255.0))
label.add_text(text="( ", color=(0.9,0.9,0.9))
if parameters is not None:
for index, (pname, ptype) in enumerate(parameters):
label.add_text(text=pname, color=(255/255.0, 151/255.0, 31/255.0))
label.add_text(text=" : ", color=(0.9,0.9,0.9))
label.add_text(text=ptype, color=(102/255.0, 217/255.0, 239/255.0))
if index < len(parameters) - 1:
label.add_text(text=",", color=(0.9,0.9,0.9))
label.add_text(text=" )", color=(0.9,0.9,0.9))
self.functionsLayout.add_row(label)
self.update_layouts()
def add_constructor_parameter(self, name, default):
# label = UIFormattedLabel()
# label.add_text(text=name, color=(255/255.0, 151/255.0, 31/255.0))
# label.add_text(text=" = ", color=(249/255.0, 38/255.0, 114/255.0))
# label.add_text(text=default, color=(153/255.0, 129/255.0, 255/255.0))
# self.constructorLayout.add_row(label)
self.constructorParams.append((name, default))
self.update_layouts()
def add_event(self, event_name):
label = LUILabel(text=event_name)
label.color = (1,1,1,0.5)
self.eventsLayout.add_row(label)
self.update_layouts()
def update_layouts(self):
self.publicFunctions.fit_height_to_children()
# self.constructorParameters.fit_height_to_children()
self.events.fit_height_to_children()
self.rightBar.update()
def construct_sourcecode(self, classname):
self.sourceContent.remove_all_children()
label = LUIFormattedLabel(parent=self.sourceContent)
label.add_text(text="element ", color=(0.9,0.9,0.9))
label.add_text(text="= ", color=(249/255.0, 38/255.0, 114/255.0))
label.add_text(text=classname, color=(166/255.0, 226/255.0, 46/255.0))
label.add_text(text="(", color=(0.9,0.9,0.9))
for index, (pname, pvalue) in enumerate(self.constructorParams):
label.br()
label.add_text(text=" " * 15)
label.add_text(text=pname, color=(255/255.0, 151/255.0, 31/255.0))
label.add_text(text=" = ")
label.add_text(text=pvalue, color=(153/255.0, 129/255.0, 255/255.0))
if index < len(self.constructorParams) - 1:
label.add_text(text=",")
label.add_text(text=")")
self.sourceContent.fit_height_to_children()
self.sourceContainer.fit_height_to_children()
self.sourceContainer.height += 40
def get_widget_node(self):
return self.widgetNode