Class: WindowState::WindowInfo

Inherits:
Object
  • Object
show all
Includes:
Windows::Window
Defined in:
lib/windowstate.rb

Constant Summary collapse

WS_CAPTION = 
0x00C00000
WS_CHILD = 
0x40000000
WS_CLIPSIBLINGS = 
0x04000000
WS_DISABLED = 
0x08000000
WS_DLGFRAME = 
0x00400000
WS_POPUP = 
0x80000000
WS_SIZEBOX = 
0x00040000
WS_SYSMENU = 
0x00080000
WS_VISIBLE = 
0x10000000

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(handle) ⇒ WindowInfo

Returns a new instance of WindowInfo.



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# File 'lib/windowstate.rb', line 100

def initialize(handle)
  @handle = handle
end

Instance Attribute Details

#data_encoded ⇒ Object (readonly)

Returns the value of attribute data_encoded.



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# File 'lib/windowstate.rb', line 92

def data_encoded
  @data_encoded
end

#handle ⇒ Object (readonly)

Returns the value of attribute handle.



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# File 'lib/windowstate.rb', line 92

def handle
  @handle
end

Class Method Details

.get(handle) ⇒ Object 



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# File 'lib/windowstate.rb', line 94

def self.get(handle)
  wp = new(handle)
  wp.get
  wp
end

Instance Method Details

#application_window? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/windowstate.rb', line 122

def application_window?
  mask = (WS_SYSMENU | WS_VISIBLE)
  (style & mask == mask) && !ignorable?
end

#data ⇒ Object 



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# File 'lib/windowstate.rb', line 110

def data
  data_encoded.unpack("L14S2")
end

#data=(array) ⇒ Object 



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# File 'lib/windowstate.rb', line 127

def data=(array)
  @data_encoded = array.pack("L14S2")
end

#get ⇒ Object 



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# File 'lib/windowstate.rb', line 104

def get
  buffer = [60].pack("L") + '\0' * 56
  GetWindowInfo(handle, buffer)
  @data_encoded = buffer
end

#ignorable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/windowstate.rb', line 118

def ignorable?
  style & (WS_DISABLED | WS_CHILD) > 0 
end

#inspect ⇒ Object 



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# File 'lib/windowstate.rb', line 138

def inspect
  "#<WindowState::WindowInfo:0x%08x @handle=%i, data=%s>" % [object_id, handle, data]
end

#style ⇒ Object 



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# File 'lib/windowstate.rb', line 114

def style
  data[9]
end

#to_json(*a) ⇒ Object 



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# File 'lib/windowstate.rb', line 131

def to_json(*a)
  {
    'json_class' => self.class.name,
    'data'       => [handle, data]
  }.to_json(*a)
end