iranjith4

--Function to get the New Height for Given Width
function getNewHeight(image , newWidth) 
    local r = image.width / image.height --4
    local newHeight = newWidth / r --5
    return newHeight --6
end

--Function to get the New Width for Given Height
function getNewWidth(image , newHeight)
    local r = image.width / image.height

iranjith4

let myButton = UIButton(frame : CGRectMake (10, 300, 100, 40))
myButton.setTitle("My Button", forControlState : UIControlState.Normal)
myButton.setImage(UIImage(named : "unselectedImage"), forState: UIControlState.Normal)
myButton.setImage(UIImage(named : "selectedImage"), forState: UIControlState.Selected)
myButton.addTarget(self, action: #selector(myButtonTapped), forControlEvents: UIControlEvents.TouchUpInside)
self.view.addSubview(myButton)

iranjith4

func myButtonTapped(){
  if myButton.isSelected == true {
    myButton.isSelected = false
    myButton.setImage(UIImage(named : "unselectedImage"), forState: UIControlState.Normal)
  }else {
    myButton.isSelected = true
    myButton.setImage(UIImage(named : "selectedImage"), forState: UIControlState.Normal)
  }
}

iranjith4

func myButtonTapped(){
  if myButton.isSelected == true {
    myButton.isSelected = false
  }else {
    myButton.isSelected = true
  }
}

iranjith4

UIButton *myButton = [[UIButton alloc] initWithFrame:CGRectMake(10, 300, 100, 40)];
[myButton setTitle:@"My Button" forControlState : UIControlStateNormal];
[myBytton setImage:[UIImage imageNamed:@"unselectedImage"] forState : UIControlStateNormal];
[myBytton setImage:[UIImage imageNamed:@"selectedImage"] forState : UIControlStateSelected];
[myButton addTarget:self action:@selctor(myButtonTapped) forControlEvents:UIControlEventsTouchUpInside];
[self.view addSubview:myButton];

iranjith4

- (void)myButtonTapped(){
  if (myButton.isSelected ==  true) {
    myButton.isSelected = NO;
  }else {
    myButton.isSelected = YES;
  }
}

iranjith4

local iosNetworkAvailable = true -- 1

function networkListener( event )
    iosNetworkAvailable = event.isReachable
end

if ( network.canDetectNetworkStatusChanges ) then
    network.setStatusListener( "www.apple.com",networkListener ) -- 2
end

iranjith4

if isRechable() == true then 
  -- Network is Available Here. Do Something
else 
  -- Network is Not Available Here.
  native.showAlert( "No Internet","It seems internet is not Available. Please connect to internet.", { "OK" } )
end

iranjith4

local myVariable1 = "SOME_CONSTANT_VALUE"
local myVariable2 = "SOME_CONSTANT_VALUE"

local M = {}

function M.myAwesomeFunction1()
  -- Do something here and return the value
end

function M.getMyVariable1()

iranjith4

local utility = require "utility"

local anyVariable = utility.myAwesomeFunction1()
local myVariable1 = utility.getMyVairable1()