Header_len = max() + padĬolumn_len = col_df.apply(lambda x: x.str.len()).max(). # 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) Index_col_len = df.index.astype(str).map(len).max() + index_pad 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) 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. It sets the width of the Treeview widget column with the given value. To configure the column width of the Treeview widget, we can use the width and stretch property. I'm making a simple inventory management system. We can add the data in the form of a table with the help of the Treeview widget. Text_wid.insert(tk.I've asked this on question on stackoverflow, but it does not seem like I will be getting an answer. Treeview widget, which displays each week of the. One or more attributes of each item can be displayed as columns to the right of the tree. Text_wid.grid(row=0, column=0, sticky="nsew") A practical solution to your GUI development problems with Python and Tkinter. A treeview widget displays a hierarchy of items and allows users to browse through it. Text_wid = tk.Text(ame_right, width=30, height=20) ame_right=tk.Frame(self.root, bg="salmon", ![]() The width of Treeview columns can be dynamically resized to match the length of the content using Python code that iterates over items to find the maximum content width, then applies this to the column width. Tk.Label(ame_left, text="Label %d" % (ctr+1), Method 4: Dynamically Resizing Columns to Content. ame_left=tk.Frame(self.root, bg="lightblue", Tk.Button(self.root, bg="blue", text="Quit", Post some code if you want additional help. When this program was almost finished, it occurred to me that one of tkinter's gotchas is that width is sometimes measured in pixels and sometimes in letters. This is an example of doing something in the ball park of what you are asking. I don't know how to keep the treeview constrained within the pane, i've tried putting it in a frame as well as adjusting the and columnconfigure but still the same thing occurs, i dont necessarily have to use a panedwindow but i just want it to be constrained to a specific portion of the screen and not the whole top halfĭisplaying data on the right half of my window with another free portion on the left side that would have buttons and entry boxes I also tried doing it with just one panedwindow like this but it also had no effect: panel_left=tk.PanedWindow(bd=2,bg='yellow',orient=tk.HORIZONTAL) data_tree = ttk.Treeview(self.root, columns=json_tree_columns, show="headings", ) panel_left.add(data_tree) panel_left.pack(fill=tk.BOTH,expand=True)` but it still makes the treeview take up the entire screen Then this happens when I attempt to add the treeview to the panel_right using the following code: data_tree = ttk.Treeview(panel_right,columns=json_tree_columns, show="headings", ) ![]() Panel_right.pack(side='right', fill=tk.BOTH, expand=1) Panel_right = tk.PanedWindow(bd=2, bg='orange') Panel_left.pack(side='left',fill=tk.BOTH,expand=1) lumn('A',minwidth0,width200) tree. Panel_left=tk.PanedWindow(bd=2,bg='yellow') ![]() The best explanation I can show is by using the PanedWindow where I made two panes on the left and right side of the screen using the following code: class MyGUI: I have tried adding frames directly to the root but as soon as I add the treeview any of the frames, it immediately resizes and takes up the entire top portion of the screen regardless of what I do. I am trying to have a treeview displaying data on the right half of my window with another free portion on the left side that would have buttons and entry boxes. The width, alignment and label of a column can further be specified.
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