Pack layout manager:Button component placed against top of window : Layout « GUI Tk « Python

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Python » GUI Tk » Layout Screenshots  Pack layout manager:Button component placed against top of window from Tkinter import * class PackDemo( Frame ):    def __init__( self ):       Frame.__init__( self )       self.master.title( "Packing Demo" )       self.master.geometry( "400x150" )       self.pack( expand = YES, fill = BOTH )       self.button1 = Button( self, text = "Add Button",          command = self.addButton )       self.button1.pack( side = TOP )    def addButton( self ):       Button( self, text = "New Button" ).pack( pady = 5 )        def main():    PackDemo().mainloop() if __name__ == "__main__":    main()                     Related examples in the same category 1.  Layout: anchor NW, W and E 2.  Layout: anchor W side TOP 3.  Layout: side TOP, LEFT 4.  Layout: side TOP and LEFT 5.  Layout: LEFT LEFT and LEFT 6.  Layout: fit text side 7.  Layout: side TOP LEFT LEFT 8.  Layout: frame fill BOTH expand YES 9.  Layout: pack side LEFT and expand YES 10.  Layout: TOP, CENTER and BOTTOM 11.  Layout: top, center and bottom fill 12.  Layout: side LEFT and fill 13.  Layout: fill X 14.  Layout: fill X and Expand YES NO 15.  Layout: fill X and expand YES 16.  Layout: side TOP and fill X 17.  Use layout: fill 18.  Use pack for a frame 19.  Set expand to YES and fill to BOTH 20.  Add a label to the top of a frame 21.  Add a label to the center of a frame 22.  Adds multi-widget layouts: TOP, RIGHT and LEFT 23.  Alternative packing/clipping order: LEFT, RIGHT and TOP 24.  Creation order irrelevant to clipping 25.  Packing order and sides determine layout: make parents expandable 26.  Use anchor to position, instead of fill to stretch 27.  Layout button in a row with different padx 28.  Layout components in grid 29.  Layout three button in a row 30.  Pack side in TOP 31.  Nested containers 32.  Setting up the widgets and controlling their appearance and location. 33.  Creating a GUI object and associating it with its parent: packing, containers vs. widgets 34.  Using the grid geometry manager 35.  Set positions for components 36.  Pack side RIGHT and LEFT 37.  Pack layout manager: component placed against bottom of window, fills all available vertical and horizontal space 38.  Component Placed against left side of window, fills all available horizontal space 39.  Component Placed against right side of window, fills all available vertical space