def endsWith(self, search_value: Union[str, primitives.JsDataModel],
length: Optional[Union[int, primitives.JsDataModel]] = None,
js_funcs: Optional[Union[list, str]] = None):
"""
Description:
------------
The endsWith() method determines whether a string ends with the characters of a specified string.
Related Pages:
https//www.w3schools.com/jsref/jsref_endswith.asp
Attributes:
----------
:param Union[str, primitives.JsDataModel] search_value: The string to search for.
:param Optional[Union[int, primitives.JsDataModel]] length: Optional. Specify the length of the string to search.
If omitted, the default value is the length
of the string.
:param Optional[Union[list, str]] js_funcs: Javascript functions.
:return: A Boolean. Returns true if the string ends with the value, otherwise it returns false
"""
from epyk.core.js.primitives import JsBoolean
search_value = JsUtils.jsConvertData(search_value, js_funcs)
if length is not None:
return JsBoolean.JsBoolean("%s.endsWith(%s, %s)" % (self.varId, search_value, length), is_py_data=False)
return JsBoolean.JsBoolean("%s.endsWith(%s)" % (self.varId, search_value), is_py_data=False)
def startsWith(self, search_value: Union[str, primitives.JsDataModel], start: Union[int, primitives.JsDataModel] = 0,
js_funcs: Optional[Union[list, str]] = None, jsObj=None):
"""
Description:
------------
The startsWith() method determines whether a string begins with the characters of a specified string.
This function might not work with older browser, so to guarantee a good compatibility the jsObj must be defined.
Related Pages:
https//www.w3schools.com/jsref/jsref_startswith.asp
Attributes:
----------
:param str Union[str, primitives.JsDataModel] search_value: The string to search for.
:param Union[int, primitives.JsDataModel] start: Optional. Default 0. At which position to start the search.
:param Optional[Union[list, str]] js_funcs: Javascript functions.
:param jsObj:
:return: A Boolean. Returns true if the string starts with the value, otherwise it returns false
"""
from epyk.core.js.primitives import JsBoolean
# Add a polyfill to ensure the browser compatibility
if jsObj is not None:
jsObj._addImport("babel-polyfill")
search_value = JsUtils.jsConvertData(search_value, js_funcs)
return JsBoolean.JsBoolean("%s.startsWith(%s, %s)" % (self.varId, search_value, start), is_py_data=False)
def ctrlKey(self):
"""
The ctrlKey property returns a Boolean value that indicates whether or not the "CTRL" key was pressed when a mouse event was triggered.
https://www.w3schools.com/jsref/event_ctrlkey.asp
"""
return JsBoolean.JsBoolean("event.ctrlKey", isPyData=False)
def includes(self,
element: Union[primitives.JsDataModel, str],
start: int = 0):
"""
Description:
-----------
The includes() method determines whether an array contains a specified element.
This method returns true if the array contains the element, and false if not.
Note: The includes() method is case sensitive.
Related Pages:
https://www.w3schools.com/jsref/jsref_includes_array.asp
Attributes:
----------
:param Union[primitives.JsDataModel, str] element: Object. The element to search for.
:param int start: Optional. Default 0. At which position in the array to start the search.
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean(
"%s.includes(%s, %s)" %
(self.varId, JsUtils.jsConvertData(element, None), start),
is_py_data=False)
def contains(self, js_obj, data: primitives.JsDataModel):
"""
Description:
-----------
Prototype Extension
Alternative to the includes function and compatible with all the browsers
Usage::
jsObj.objects.array.new([2, 2, -3, -3], "MyArray")
jsObj.objects.array.get("MyArray").contains(2)
Attributes:
----------
:param js_obj: The Python Javascript base object.
:param primitives.JsDataModel data: The object to look for in the array.
:return: A Python Javascript boolean.
"""
from epyk.core.js.primitives import JsBoolean
js_obj.extendProto(self,
"contains",
'''
var i = this.length; while (i--){if (this[i] === obj){return true}}; return false
''',
pmts=["data"])
return JsBoolean.JsBoolean(
"%s.contains(%s)" %
(self.varId, JsUtils.jsConvertData(data, None)),
is_py_data=False)
def onLine(self):
"""
The onLine property returns true if the browser is online
Related Pages:
https://www.w3schools.com/js/js_window_navigator.asp
"""
return JsBoolean.JsBoolean("navigator.onLine", isPyData=False)
def startswith(self, val: Union[str, primitives.JsDataModel], position: int = None):
"""
Description:
------------
Proxy to the Python method startswith.
Attributes:
----------
:param Union[str, primitives.JsDataModel] val: The Python value.
:param int position:
:return: Always False as this is dedicated to be a Javascript Object.
"""
from epyk.core.js.primitives import JsBoolean
val = JsUtils.jsConvertData(val, None)
if position is None:
return JsBoolean.JsBoolean("%s.startswith(%s)" % (self.varId, val), is_py_data=False)
return JsBoolean.JsBoolean("%s.startswith(%s, %s)" % (self.varId, val, position), is_py_data=False)
def javaEnabled(self):
"""
The javaEnabled() method returns a Boolean value that specifies whether the browser has Java enabled.
Related Pages:
https://www.w3schools.com/jsref/met_nav_javaenabled.asp
:return:
"""
return JsBoolean.JsBoolean("navigator.javaEnabled()", isPyData=False)
def ctrlKey(self):
"""
Description:
------------
The ctrlKey property returns a Boolean value that indicates whether or not the "CTRL" key was pressed when a touch event was triggered.
Related Pages:
https://www.w3schools.com/jsref/event_touch_ctrlkey.asp
"""
return JsBoolean.JsBoolean("event.ctrlKey", isPyData=False)
def isWeedend(self):
"""
Description:
-----------
Usage::
jsObj.objects.date.get("dateTest").isWeedend
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("(%(varId)s.getDay() === 6) || (%(varId)s.getDay() === 0)" % {"varId": self.varId}, isPyData=False)
def scrollEndPage(self, window_id: str = "window"):
"""
Description:
------------
The scrollEndPage property indicates if the page is scrolled to the end.
Attributes:
----------
:param str window_id: Optional. The window reference.
"""
return JsBoolean.JsBoolean("(%s.scrollY + %s.innerHeight > document.body.clientHeight)? true: false" % (
window_id, window_id), is_py_data=False)
def isInViewPort(self) -> JsObjects.JsObject.JsObject:
"""
Description:
-----------
Check if the component is in the visible part of the page (the viewport).
:return: A Javascript boolean
"""
flag = JsBoolean.JsBoolean("!(rect.bottom < 0 || rect.top - viewHeight >= 0)", js_code="visibleFlag", set_var=True,
is_py_data=False)
flag._js.insert(0, self.component.js.viewHeight.setVar('viewHeight'))
flag._js.insert(0, self.getBoundingClientRect().setVar("rect"))
return JsFncs.JsAnonymous(flag.r).return_("visibleFlag").call()
def isInViewPort(self):
"""
Description:
-----------
Check if the component is in the visible part of the page (the viewpport)
:rtype: JsObject.JsObject
:return: A Javascript boolean
"""
bool = JsBoolean.JsBoolean("!(rect.bottom < 0 || rect.top - viewHeight >= 0)", varName="visibleFlag", setVar=True, isPyData=False)
bool._js.insert(0, self._report.js.viewHeight.setVar('viewHeight'))
bool._js.insert(0, self.getBoundingClientRect().setVar("rect"))
return JsFncs.JsAnonymous(bool.r).return_("visibleFlag").call()
def endsWith(self, searchvalue, length=None, jsFnc=None):
"""
The endsWith() method determines whether a string ends with the characters of a specified string.
Documentation:
https://www.w3schools.com/jsref/jsref_endswith.asp
:param searchvalue: Required. The string to search for
:param length: Optional. Specify the length of the string to search. If omitted, the default value is the length of the string
:return: A Boolean. Returns true if the string ends with the value, otherwise it returns false
"""
from epyk.core.js.primitives import JsBoolean
searchvalue = JsUtils.jsConvertData(searchvalue, jsFnc)
if length is not None:
return JsBoolean.JsBoolean("%s.endsWith(%s, %s)" %
(self.varId, searchvalue, length),
isPyData=False)
return JsBoolean.JsBoolean("%s.endsWith(%s)" %
(self.varId, searchvalue),
isPyData=False)
def isNaN(self):
"""
Check whether the value is NaN
Example
string.parseFloat().isNaN()
Documentation:
https://www.w3schools.com/jsref/jsref_isnan_number.asp
:return: A Javascript boolean
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("Number.isNaN(%s)" % self.varId,
isPyData=False)
def isFinite(self):
"""
Check whether a value is a finite number
Example
jsObj.objects.number.get("MyNumber").isFinite()
Documentation
https://www.w3schools.com/jsref/jsref_isfinite_number.asp
:return: A Javascript boolean
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("Number.isFinite(%s)" % self.varId,
isPyData=False)
def isArray(self):
"""
The isArray() method determines whether an object is an array.
Example
jsObj.objects.get("MyObject").isArray()
Documentation
https://www.w3schools.com/jsref/jsref_isarray.asp
:return: A Javascript Boolean
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("Array.isArray(%s)" % self.varId,
isPyData=False,
setVar=False)
def effectAllowed(self, flag: Union[bool, primitives.JsDataModel] = False):
"""
Description:
-----------
Related Pages:
https://developer.mozilla.org/en-US/docs/Web/API/DataTransfer/effectAllowed
"""
if flag == False:
return JsBoolean.JsBoolean("%s.effectAllowed" % self.varId)
if flag not in [None, 'move', 'link', 'copy']:
raise ValueError("")
flag = JsUtils.jsConvertData(flag, None)
return JsFncs.JsFunction("%s.effectAllowed = %s" % (self.varId, flag))
def some(self, jsFnc):
"""
The some() method checks if any of the elements in an array pass a test (provided as a function).
Example
Documentation
https://www.w3schools.com/jsref/jsref_some.asp
:param jsFnc: function(currentValue, index, arr) Required. A function to be run for each element in the array.
:return: A Javascript Boolean
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("%s.some(%s)" % (self.varId, jsFnc),
isPyData=False)
def dropEffect(self, flag=False):
"""
Description:
-----------
Related Pages:
https://developer.mozilla.org/en-US/docs/Web/API/DataTransfer/dropEffect
"""
if flag == False:
return JsBoolean.JsBoolean("%s.dropEffect" % self.varId)
if flag not in [None, 'move', 'link', 'copy']:
raise Exception("")
flag = JsUtils.jsConvertData(flag, None)
return JsFncs.JsFunction("%s.dropEffect = %s" % (self.varId, flag))
def isPointInPath(self, x: float, y: float):
"""
Description:
------------
The isPointInPath() method returns true if the specified point is in the current path, otherwise false.
Related Pages:
https://www.w3schools.com/tags/canvas_ispointinpath.asp
Attributes:
----------
:param float x: The x-coordinate to test.
:param float y: The y-coordinate to test.
"""
return JsBoolean.JsBoolean("%s.isPointInPath(%s, %s)" %
(self.varId, x, y),
is_py_data=False)
def isSealed(self):
"""
The Object.seal() method seals an object, preventing new properties from being added to it and marking all existing properties as non-configurable.
Values of present properties can still be changed as long as they are writable
Example
jsObj.objects.get("MyObject").isSealed()
Documentation
https://medium.com/@wlodarczyk_j/object-freeze-vs-object-seal-ba6d7553a436
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/seal
:return: A Javascript Boolean
"""
from epyk.core.js.primitives import JsBoolean
self._sealed = True
return JsBoolean.JsBoolean("Object.isSealed(%s)" % self.varId,
isPyData=False)
def isFrozen(self):
"""
The Object.isFrozen() determines if an object is frozen.
Example
jsObj.objects.get("MyObject").isFrozen()
Documentation
https://medium.com/@wlodarczyk_j/object-freeze-vs-object-seal-ba6d7553a436
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/isFrozen
:return: A Python Javascript Boolean
"""
if self.varName is None:
raise Exception("Cannot freeze an object without variable name")
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("Object.isFrozen(%s)" % self.varName,
isPyData=False)
def isNaN(self):
"""
Description:
------------
Check whether the value is NaN
Usage::
string.parseFloat().isNaN()
Related Pages:
https//www.w3schools.com/jsref/jsref_isnan_number.asp
:return: A Javascript boolean
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("Number.isNaN(%s)" % self.varId,
isPyData=False)
def isFinite(self):
"""
Description:
------------
Check whether a value is a finite number
Usage::
jsObj.objects.number.get("MyNumber").isFinite()
Related Pages:
https://www.w3schools.com/jsref/jsref_isfinite_number.asp
:return: A Javascript boolean
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("Number.isFinite(%s)" % self.varId,
isPyData=False)
def some_(self, js_funcs: Union[list, str]):
"""
Description:
-----------
The some() method checks if any of the elements in an array pass a test (provided as a function).
Related Pages:
https://www.w3schools.com/jsref/jsref_some.asp
Attributes:
----------
:param js_funcs: function(currentValue, index, arr) A function to be run for each element in the array.
:return: A Javascript Boolean
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("%s.some(%s)" % (self.varId, js_funcs),
is_py_data=False)
def isArray(self):
"""
Description:
------------
The isArray() method determines whether an object is an array.
Usage::
jsObj.objects.get("MyObject").isArray()
Related Pages:
https://www.w3schools.com/jsref/jsref_isarray.asp
:return: A Javascript Boolean
"""
from epyk.core.js.primitives import JsBoolean
return JsBoolean.JsBoolean("Array.isArray(%s)" % self.varId,
is_py_data=False,
set_var=False)
def startsWith(self, searchvalue, start=0, jsFnc=None, jsObj=None):
"""
The startsWith() method determines whether a string begins with the characters of a specified string.
This function might not work with older browser, so to guarantee a good compatibility the jsObj must be defined.
Documentation:
https://www.w3schools.com/jsref/jsref_startswith.asp
:param searchvalue: Required. The string to search for
:param start: Optional. Default 0. At which position to start the search
:return: A Boolean. Returns true if the string starts with the value, otherwise it returns false
"""
from epyk.core.js.primitives import JsBoolean
if jsObj is not None:
# Add a polyfill to ensure the browser compatibility
jsObj._addImport("babel-polyfill")
searchvalue = JsUtils.jsConvertData(searchvalue, jsFnc)
return JsBoolean.JsBoolean("%s.startsWith(%s, %s)" %
(self.varId, searchvalue, start),
isPyData=False)
def includes(self, searchvalue, start=0, jsFnc=None, jsObj=None):
"""
The includes() method determines whether a string contains the characters of a specified string.
This function might not work with older browser, so to guarantee a good compatibility the jsObj must be defined.
Related Pages:
https//www.w3schools.com/jsref/jsref_includes.asp
:param searchvalue: Required. The string to search for
:param start: Optional. Default 0. At which position to start the search
:param jsObj: Optional. The base Javascript object to add the pollyfill to the Javascript imports
:return: A Boolean. Returns true if the string contains the value, otherwise it returns false
"""
from epyk.core.js.primitives import JsBoolean
searchvalue = JsUtils.jsConvertData(searchvalue, jsFnc)
if jsObj is not None:
# Add a polyfill to ensure the browser compatibility
jsObj._addImport("babel-polyfill")
return JsBoolean.JsBoolean("%s.includes(%s, %s)" %
(self.varId, searchvalue, start),
isPyData=False)
