| 1 | title = 'Pmw.PanedWidget demonstration (pane factory)' |
| 2 | |
| 3 | # Import Pmw from this directory tree. |
| 4 | import sys |
| 5 | sys.path[:0] = ['../../..'] |
| 6 | |
| 7 | import Tkinter |
| 8 | import Pmw |
| 9 | |
| 10 | class Demo: |
| 11 | def __init__(self, parent): |
| 12 | self.paneCount = 0 |
| 13 | |
| 14 | # Create a "pane factory". |
| 15 | label = Tkinter.Label(parent, |
| 16 | pady = 10, |
| 17 | text = 'Below is a simple "pane factory".\n' + |
| 18 | 'Drag the handle on the left\nto create new panes.') |
| 19 | label.pack() |
| 20 | self.factory = Pmw.PanedWidget(parent, |
| 21 | orient='horizontal', |
| 22 | command = self.resize, |
| 23 | hull_borderwidth = 1, |
| 24 | hull_relief = 'raised', |
| 25 | hull_width=300, hull_height=200 |
| 26 | ) |
| 27 | self.factory.add('starter', size = 0.0) |
| 28 | self.factory.add('main') |
| 29 | button = Tkinter.Button(self.factory.pane('main'), |
| 30 | text = 'Pane\n0') |
| 31 | button.pack(expand = 1) |
| 32 | self.factory.pack(expand = 1, fill = 'both') |
| 33 | |
| 34 | def resize(self, list): |
| 35 | # Remove any panes less than 2 pixel wide. |
| 36 | for i in range(len(list) - 1, 0, -1): |
| 37 | if list[i] < 2: |
| 38 | self.factory.delete(i) |
| 39 | |
| 40 | # If the user has dragged the left hand handle, create a new pane. |
| 41 | if list[0] > 1: |
| 42 | self.paneCount = self.paneCount + 1 |
| 43 | |
| 44 | # Add a button to the new pane. |
| 45 | name = self.factory.panes()[0] |
| 46 | text = 'Pane\n' + str(self.paneCount) |
| 47 | button = Tkinter.Button(self.factory.pane(name), text = text) |
| 48 | button.pack(expand = 1) |
| 49 | |
| 50 | # Create a new starter pane. |
| 51 | name = 'Pane ' + str(self.paneCount) |
| 52 | self.factory.insert(name, size=0.0) |
| 53 | |
| 54 | ###################################################################### |
| 55 | |
| 56 | # Create demo in root window for testing. |
| 57 | if __name__ == '__main__': |
| 58 | root = Tkinter.Tk() |
| 59 | Pmw.initialise(root) |
| 60 | root.title(title) |
| 61 | |
| 62 | exitButton = Tkinter.Button(root, text = 'Exit', command = root.destroy) |
| 63 | exitButton.pack(side = 'bottom') |
| 64 | widget = Demo(root) |
| 65 | root.mainloop() |