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Diffstat (limited to 'Demo/tkinter/ttk/treeview_multicolumn.py')
| -rw-r--r-- | Demo/tkinter/ttk/treeview_multicolumn.py | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/Demo/tkinter/ttk/treeview_multicolumn.py b/Demo/tkinter/ttk/treeview_multicolumn.py deleted file mode 100644 index be72237..0000000 --- a/Demo/tkinter/ttk/treeview_multicolumn.py +++ /dev/null @@ -1,107 +0,0 @@ -"""Demo based on the demo mclist included with tk source distribution.""" -import tkinter -import tkinter.font -from tkinter import ttk - -tree_columns = ("country", "capital", "currency") -tree_data = [ - ("Argentina", "Buenos Aires", "ARS"), - ("Australia", "Canberra", "AUD"), - ("Brazil", "Brazilia", "BRL"), - ("Canada", "Ottawa", "CAD"), - ("China", "Beijing", "CNY"), - ("France", "Paris", "EUR"), - ("Germany", "Berlin", "EUR"), - ("India", "New Delhi", "INR"), - ("Italy", "Rome", "EUR"), - ("Japan", "Tokyo", "JPY"), - ("Mexico", "Mexico City", "MXN"), - ("Russia", "Moscow", "RUB"), - ("South Africa", "Pretoria", "ZAR"), - ("United Kingdom", "London", "GBP"), - ("United States", "Washington, D.C.", "USD") - ] - -def sortby(tree, col, descending): - """Sort tree contents when a column is clicked on.""" - # grab values to sort - data = [(tree.set(child, col), child) for child in tree.get_children('')] - - # reorder data - data.sort(reverse=descending) - for indx, item in enumerate(data): - tree.move(item[1], '', indx) - - # switch the heading so that it will sort in the opposite direction - tree.heading(col, - command=lambda col=col: sortby(tree, col, int(not descending))) - -class App(object): - def __init__(self): - self.tree = None - self._setup_widgets() - self._build_tree() - - def _setup_widgets(self): - msg = ttk.Label(wraplength="4i", justify="left", anchor="n", - padding=(10, 2, 10, 6), - text=("Ttk is the new Tk themed widget set. One of the widgets it " - "includes is a tree widget, which can be configured to " - "display multiple columns of informational data without " - "displaying the tree itself. This is a simple way to build " - "a listbox that has multiple columns. Clicking on the " - "heading for a column will sort the data by that column. " - "You can also change the width of the columns by dragging " - "the boundary between them.")) - msg.pack(fill='x') - - container = ttk.Frame() - container.pack(fill='both', expand=True) - - # XXX Sounds like a good support class would be one for constructing - # a treeview with scrollbars. - self.tree = ttk.Treeview(columns=tree_columns, show="headings") - vsb = ttk.Scrollbar(orient="vertical", command=self.tree.yview) - hsb = ttk.Scrollbar(orient="horizontal", command=self.tree.xview) - self.tree.configure(yscrollcommand=vsb.set, xscrollcommand=hsb.set) - self.tree.grid(column=0, row=0, sticky='nsew', in_=container) - vsb.grid(column=1, row=0, sticky='ns', in_=container) - hsb.grid(column=0, row=1, sticky='ew', in_=container) - - container.grid_columnconfigure(0, weight=1) - container.grid_rowconfigure(0, weight=1) - - def _build_tree(self): - for col in tree_columns: - self.tree.heading(col, text=col.title(), - command=lambda c=col: sortby(self.tree, c, 0)) - # XXX tkFont.Font().measure expected args are incorrect according - # to the Tk docs - self.tree.column(col, width=tkinter.font.Font().measure(col.title())) - - for item in tree_data: - self.tree.insert('', 'end', values=item) - - # adjust columns lenghts if necessary - for indx, val in enumerate(item): - ilen = tkinter.font.Font().measure(val) - if self.tree.column(tree_columns[indx], width=None) < ilen: - self.tree.column(tree_columns[indx], width=ilen) - -def main(): - root = tkinter.Tk() - root.wm_title("Multi-Column List") - root.wm_iconname("mclist") - - import plastik_theme - try: - plastik_theme.install('~/tile-themes/plastik/plastik') - except Exception: - import warnings - warnings.warn("plastik theme being used without images") - - app = App() - root.mainloop() - -if __name__ == "__main__": - main() |