Source code for enamlnative.ios.uikit_control

"""
Copyright (c) 2017, CodeLV.

Distributed under the terms of the MIT License.

The full license is in the file LICENSE, distributed with this software.

Created on Aug 25, 2017

@author: jrm
"""

from atom.api import Typed

from enamlnative.widgets.compound_button import ProxyCompoundButton

from .bridge import ObjcMethod, ObjcProperty, ObjcCallback
from .uikit_text_view import UITextView, UiKitTextView


[docs]class UIControl(UITextView):

    #: Properties
    enabled = ObjcProperty('bool')
    selected = ObjcProperty('bool')
    highlighted = ObjcProperty('bool')
    contentVerticalAlignment = ObjcProperty(
        'UIControlContentVerticalAlignment')
    contentHorizontalAlignment = ObjcProperty(
        'UIControlContentHorizontalAlignment')

    #setProgress = ObjcMethod('float', dict(animated='bool'))
    addTarget = ObjcMethod('id',
                           dict(action="SEL"),
                           dict(forControlEvents="enum"))#""UIControlEvents"))

    onClicked = ObjcCallback()

    #: UIControlEvents enum
    UIControlEventTouchDown = 1 << 0
    UIControlEventTouchDownRepeat = 1 << 1
    UIControlEventTouchDragInside = 1 << 2
    UIControlEventTouchDragOutside = 1 << 3
    UIControlEventTouchDragEnter = 1 << 4
    UIControlEventTouchDragExit = 1 << 5
    UIControlEventTouchUpInside = 1 << 6
    UIControlEventTouchUpOutside = 1 << 7
    UIControlEventTouchCancel = 1 << 8
    UIControlEventValueChanged = 1 << 12
    UIControlEventPrimaryActionTriggered = 1 << 13
    UIControlEventEditingDidBegin = 1 << 16
    UIControlEventEditingChanged = 1 << 17
    UIControlEventEditingDidEnd = 1 << 18
    UIControlEventEditingDidEndOnExit = 1 << 19
    UIControlEventAllTouchEvents = 0x00000FFF
    UIControlEventAllEditingEvents = 0x000F0000
    UIControlEventApplicationReserved = 0x0F000000
    UIControlEventSystemReserved = 0xF0000000
    UIControlEventAllEvents = 0xFFFFFFFF

    UIControlStateNormal = 0
    UIControlStateHighlighted = 1 << 0
    UIControlStateDisabled = 1 << 1
    UIControlStateSelected = 1 << 2
    UIControlStateFocused = 1 << 3
    UIControlStateApplication = 0x00FF0000
    UIControlStateReserved = 0xFF000000


[docs]class UiKitControl(UiKitTextView, ProxyCompoundButton):
    """ A UiKitControl helper class.

    """

    #: A reference to the toolkit widget created by the proxy.
    widget = Typed(UIControl)

    # -------------------------------------------------------------------------
    # Initialization API
    # -------------------------------------------------------------------------
[docs]    def create_widget(self):
        """ Create the toolkit widget for the proxy object.
        
        """
        self.widget = UIControl()

[docs]    def init_widget(self):
        """ Initialize the state of the toolkit widget.

        This method is called during the top-down pass, just after the
        'create_widget()' method is called. This method should init the
        state of the widget. The child widgets will not yet be created.

        Note: This does NOT initialize text properties by default!

        """
        super(UiKitControl, self).init_widget()

        d = self.declaration
        if d.clickable:
            #: A really ugly way to add the target
            #: would be nice if we could just pass the block pointer here :)
            self.get_app().bridge.addTarget(
                self.widget,
                forControlEvents=UIControl.UIControlEventTouchUpInside,
                andCallback=self.widget.getId(),
                usingMethod="onClicked",
                withValues=[]
            )

            self.widget.onClicked.connect(self.on_clicked)

    # -------------------------------------------------------------------------
    # Clicked API
    # -------------------------------------------------------------------------
[docs]    def on_clicked(self):
        d = self.declaration
        d.clicked()