Class: RMIPKeyboard::Keyboard

Inherits:
UIView
  • Object
show all
Defined in:
lib/RMIPKeyboard/RMIPKeyboard.rb

Instance Method Summary collapse

Instance Method Details

#buttonOriginPointForNumber(num) ⇒ Object 



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# File 'lib/RMIPKeyboard/RMIPKeyboard.rb', line 90

def buttonOriginPointForNumber(num)
  point = CGPointMake(0.0,0.0)

  if (num % 3) == 2 # 2nd button in the row
    point.x = @key_width.ceil
  elsif (num % 3) == 0 # 3rd button in the row
    point.x = (@key_width * 2.0).ceil
  end

  if num > 3 # The row multiplied by row's height
    point.y = ((num - 1) / 3.0).floor * (@key_height + 0.5)
  end
  point
end

#buttonTitleForNumber(num) ⇒ Object 



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# File 'lib/RMIPKeyboard/RMIPKeyboard.rb', line 79

def buttonTitleForNumber(num)
  str = num.to_s
  
  if num > 9 && @numberOfKeys == 18
    str = ["a", "b", "c", "d", "e", "f",@dividerChar,"0","del"][num - 10]
  elsif num > 9
    str = [@dividerChar,"0","del"][num - 10]
  end
  str
end

#calc_sizes(klayout) ⇒ Object 



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# File 'lib/RMIPKeyboard/RMIPKeyboard.rb', line 24

def calc_sizes(klayout)
  
  if klayout == "ipv6"
    @key_height = 49
    @numrows = 6.0
    @dividerChar = ":"
    @numberOfKeys = 18
  else
    @key_height = 54
    @numrows = 4.0
    @dividerChar = "."
    @numberOfKeys = 12
    @first_origin        
  end
  
  @keyboardHeight = @key_height * @numrows
  @key_width  = @screen_width / 3.0
  @rect = CGRectMake(0.0, 0.0, @key_width, @key_height)    
end

#changeButtonBackgroundColourForHighlight(button) ⇒ Object 



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# File 'lib/RMIPKeyboard/RMIPKeyboard.rb', line 105

def changeButtonBackgroundColourForHighlight(button)
  if button.backgroundColor == @text_color
     button.backgroundColor = UIColor.whiteColor
  else
     button.backgroundColor = @text_color
  end
end

#changeTextFieldText(button) ⇒ Object 



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# File 'lib/RMIPKeyboard/RMIPKeyboard.rb', line 113

def changeTextFieldText(button)
  if button.tag == @numberOfKeys # Last key
    @textField.text = "#{@textField.text.chop}"
  else
    @textField.text = "#{@textField.text}#{button.titleLabel.text}"
  end
  self.changeButtonBackgroundColourForHighlight(button)
end

#createButtons ⇒ Object 



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# File 'lib/RMIPKeyboard/RMIPKeyboard.rb', line 44

def createButtons
  (1..@numberOfKeys).each do |num|
    @rect.origin = self.buttonOriginPointForNumber(num)
    self.makeButtonWithRect(@rect,num,false)
  end
end

#define_constants ⇒ Object 



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# File 'lib/RMIPKeyboard/RMIPKeyboard.rb', line 17

def define_constants
  @bg_color = UIColor.lightGrayColor
  @text_color = UIColor.lightTextColor
  @screen_width = UIScreen.mainScreen.bounds.size.width
  @screen_height = UIScreen.mainScreen.bounds.size.height
end

#initWithTextFieldAndLayout(textField, klayout = "ipv6") ⇒ Object 



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# File 'lib/RMIPKeyboard/RMIPKeyboard.rb', line 4

def initWithTextFieldAndLayout(textField, klayout="ipv6")
  
  define_constants
  calc_sizes(klayout)
  
  self.initWithFrame(CGRectMake(0.0, 0.0, @screen_width, @keyboardHeight))

  @textField = WeakRef.new(textField)
  self.backgroundColor = @bg_color
  self.createButtons
  self
end

#makeButtonWithRect(rect, num, grayBackground) ⇒ Object 



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# File 'lib/RMIPKeyboard/RMIPKeyboard.rb', line 51

def makeButtonWithRect(rect, num, grayBackground)
  button = UIButton.buttonWithType(UIButtonTypeCustom)
  button.frame = rect
  fontSize = 25.0

  button.backgroundColor = grayBackground ? @text_color : UIColor.whiteColor
  
  if num != @numberOfKeys
    button.titleLabel.font = UIFont.systemFontOfSize(fontSize)
    button.setTitleColor(UIColor.darkTextColor, forState:UIControlStateNormal)
    button.setTitle(buttonTitleForNumber(num), forState:UIControlStateNormal)
  else
    #button.backgroundColor = @text_color
    button.setImage(UIImage.imageNamed("deleteButton"), forState:UIControlStateNormal)
    button.setAccessibilityLabel("delete")
  end
  
  if num == @numberOfKeys || num == (@numberOfKeys - 2)
    button.backgroundColor = @text_color
  end
  
  button.tag = num
  button.addTarget(self, action:"changeButtonBackgroundColourForHighlight:", forControlEvents: (UIControlEventTouchDown|UIControlEventTouchDragEnter|UIControlEventTouchDragExit))
  button.addTarget(self, action:"changeTextFieldText:", forControlEvents: UIControlEventTouchUpInside)
  
  self.addSubview(button)
end