multipanel.py 文件源码

def __init__(self):
        # Init
        self.views = []
        self.curview = None

        self.root = ui.View(name="Multipanel")

        self.close = ui.Button()
        self.close.name = "close"
        self.close.enabled = False
        self.close.image = ui.Image.named("ionicons-close-round-32")
        self.close.action = self.close_tapped
        self.root.add_subview(self.close)
        self.close.frame = self.root.width - 32, 0, 32, 32
        self.close.flex = "LB"

        self.tabs = ui.SegmentedControl()
        self.tabs.name = "tabs"
        self.tabs.enabled = False
        self.tabs.selected_index = -1
        self.tabs.segments = [PLACEHOLDER_TEXT]
        self.tabs.action = self.segment_changed
        self.root.add_subview(self.tabs)
        self.tabs.frame = 0, 0, self.root.width - self.close.width, self.tabs.height
        self.tabs.flex = "WB"

        self.placeholder = ui.View()
        self.placeholder.background_color = "lightgray"

        self.ph_label = ui.Label()
        self.ph_label.font = ("<system-bold>", 24)
        self.ph_label.text_color = "gray"
        self.ph_label.text = "No View Selected"
        self.placeholder.add_subview(self.ph_label)
        self.ph_label.size_to_fit()
        self.ph_label.center = self.placeholder.center
        self.ph_label.flex = "TBLR"

        self.update_view()