#Python tkinter treeview column width how to#

But I'd like this resize to happen automatically, and to the exact width desired. The user could manually resize the column beyond the window width, and then the scrollbar is enabled. At startup, the strings end at the end of the window, and there is no way to scroll. It then populates the treeview with increasingly long strings.

#Python tkinter treeview column width how to#

So far I have everything running, I'm just searching (and couldn't find) an answer on how to get the column width. The following script creates a treeview widget and a horizontal scrollbar. Is there a way to get the width of all treeview columns of a tk.treeview I know how to set the width, but I would like to save the user's custom changes in a list after they exit the window so I can recall it after a restart. The width of columns ‘ID’ and ‘Programming Language’ is set to their content. Example In this example, we have created a table that contains a list of programming languages. It sets the width of the Treeview widget column with the given value. The first column may contain text and an icon that indicates whether it can be. To help explain my dilemma, here's an example. To configure the column width of the Treeview widget, we can use the width and stretch property. 10.4k 2 2 gold badges 41 41 silver badges 62 62. Follow this answer to receive notifications. To set the anchor of a column to the right side use: (columnid, anchorTkinter.E) Share. Choose which columns to display and the order to display them in using the displaycolumns widget configuration. The ttk.Treeview widget has an anchor option you can set for each column. The overall requested width for the widget is based on the sum of the column widths. The column holding the tree can be accessed with the symbolic name 0. So I can set the size to be some wild guess based on the number of characters, but my font is variable-width, so this is likely to be very wrong. Control the width of each column using the column's width or minwidth options. However, I can't figure out how to get the width of the text that was added to the item. With a horizontal scrollbar, the user could then see all of the text. I'd like to resize the column to be as big as the largest item. Lazy Lark answered on JPopularity 7/10 Helpfulness 4/10 Contents answer python tkinter treeview. Worksheet.I have a treeview object with a column that could have a lot of text in it. python tkinter treeview column width auto. t_column(i, i, col_width) # i+1 to account for index column # Choose the greater of the column length or column value length Header_len = max() + padĬolumn_len = col_df.apply(lambda x: x.str.len()).max().max() + pad # Get length of largest word in header (b/c header is wrapped Print 'Unexpected error:', sys.exc_info() # Iterate through each column and set the width = the max length in that column.Ĭol_df = pd.DataFrame(df.iloc).astype(str) The text height is too big compared to the height of the rows. It works great but recently I got a new laptop with a hiDPI screen and it seems to mess up the TreeView (see image below). Index_col_len = df.index.astype(str).map(len).max() + index_pad I wrote a small app recently that needs to be cross-platform. Worksheet = excel_writer.sheetsįormat_to_apply = create_format_object(excel_writer, formats_all)

# helper function for a number of formatting functions in this moduleĭef autofit_columns(df, excel_writer, sheet_name, formats_all=None, format_all_but=):Įxtra_pad = 2 # for long strings, b/c capitals take up more space What am I doing wrong here? Any help would be greatly appreciated!ĭef create_format_object(excel_writer, formats): I've read that the default behavior of a column is the behavior I want. ('comment', text = 'Kommentar', anchor= W) ('size', text = 'Størrelse', anchor = W) self.mytree ttk.Treeview (eeframe, height45, t, t, selectmode'none') With this line I can set the height (not sure exactly what this number means, maybe rows). 'size','price','status','best','comment')) Please ignore the counting numbers on the main page.

This is how I initialize the treeview: ee = ttk.Treeview (height = 15, columns = ('amount', I want the columns to be auto-adjusted to the longest field value in the column. To display a large set of data in a Tkinter application, we can use the Treeview widget. I'm making a simple inventory management system. from tkinter import from tkinter.ttk import root.

The scrollbars activations are linked to the top-level tree view. I've asked this on question on stackoverflow, but it does not seem like I will be getting an answer. Column does not have weight option, but you can set stretch option to False to prevent column resizing. A solution consist of creating a top-level ttk.Treeview object, and another tree for every column.