From 33bc60e085ebeac797b8ee25bcf8c6db4f8216ef Mon Sep 17 00:00:00 2001 From: Holger Frey Date: Tue, 19 Jul 2016 16:39:13 +0200 Subject: [PATCH] added _state property --- array2xls/gui.py | 75 +++++++++++++++++++++++++++++++++++++++++------- 1 file changed, 64 insertions(+), 11 deletions(-) diff --git a/array2xls/gui.py b/array2xls/gui.py index 7b19db1..c2e0bb5 100644 --- a/array2xls/gui.py +++ b/array2xls/gui.py @@ -4,6 +4,12 @@ from tkinter import filedialog import validators +APP_STATE_1 = 'no valid files selected' +APP_STATE_2 = 'no valid fields selected' +APP_STATE_3 = 'ok, single files' +APP_STATE_4 = 'ok, multiple files' + + class StatusPanel(tk.Frame): def __init__(self, parent): @@ -48,12 +54,15 @@ class FieldPanel(tk.Frame): self._parent = parent self.is_single = tk.BooleanVar() self.is_single.set(True) - self.rbtn_single = tk.Radiobutton(self, text='single excel files', variable=self.is_single, value=True, command=self.disable_listbox) - self.rbtn_combine = tk.Radiobutton(self, text='one combined excel file', variable=self.is_single, value=False, command=self.enable_listbox) + self.rbtn_single = tk.Radiobutton( + self, text='single excel files', variable=self.is_single, value=True, command=self.disable_listbox) + self.rbtn_combine = tk.Radiobutton( + self, text='one combined excel file', variable=self.is_single, value=False, command=self.enable_listbox) self.rbtn_single.pack(anchor=tk.W) self.rbtn_combine.pack(anchor=tk.W) - self.listbox = tk.Listbox(self, selectmode=tk.MULTIPLE, activestyle='none') - self.listbox.pack(fill=tk.X, ipady=5, ipadx=5) + self.listbox = tk.Listbox(self, selectmode=tk.MULTIPLE, activestyle='none', height=19) + self.listbox.pack(fill=tk.X, ipady=5, ipadx=5, ) + self.listbox.bind('<>', self._parent.toggle_run_button) self.pack(side=tk.TOP, fill=tk.X) def disable_radio_btn(self): @@ -62,6 +71,7 @@ class FieldPanel(tk.Frame): def disable_listbox(self): self.listbox.config(state="disabled") + self._parent.toggle_run_button() def disable(self): self.disable_listbox() @@ -74,6 +84,7 @@ class FieldPanel(tk.Frame): def enable_listbox(self): self.listbox.config(state="normal") + self._parent.toggle_run_button() def enable(self): self.enable_listbox() @@ -91,13 +102,12 @@ class FieldPanel(tk.Frame): self.disable_listbox() - class ActionPanel(tk.Frame): def __init__(self, parent): tk.Frame.__init__(self, parent.master) self._parent = parent - self.btn_go = tk.Button(self, text="GO!", command=self._parent.quit) + self.btn_go = tk.Button(self, text="GO!", command=self._parent.convert_files) self.btn_go.pack(side=tk.LEFT, pady=5, padx=5) self.btn_quit = tk.Button(self, text="Quit", command=self._parent.quit) self.btn_quit.pack(side=tk.RIGHT, pady=5, padx=5) @@ -113,10 +123,12 @@ class ActionPanel(tk.Frame): class Application(tk.Frame): def __init__(self, master): - master.minsize(height=330, width=200) + master.minsize(height=330, width=300) tk.Frame.__init__(self, master) self._master = master self.pack(fill=tk.BOTH) + self.file_validator = None + self.validated_files = None self.status_panel = StatusPanel(self) self.file_panel = FilePanel(self) self.field_panel = FieldPanel(self) @@ -124,6 +136,7 @@ class Application(tk.Frame): self.reset() def reset(self): + self.status_panel.clear_text() self.field_panel.disable() self.action_panel.disable() self.file_validator = None @@ -145,13 +158,53 @@ class Application(tk.Frame): self.validated_files = [f for f in validators.validate_files(file_selection, self.file_validator)] status = '%d of %d valid %s files found' % (len(self.validated_files), len(file_selection), self.file_validator.type) self.file_panel.set_text(status) - if len(self.validated_files) == 0: - self.reset() - return + if self._state == APP_STATE_1: + return self.reset() self.field_panel.enable_radio_btn() self.field_panel.set_listbox_content(self.file_validator.data_fields, self.file_validator.defaults) + self.toggle_run_button() - + def toggle_run_button(self, event=None): + self.action_panel.disable() + if self._state in (APP_STATE_3, APP_STATE_4): + self.action_panel.enable() def quit(self): self._master.destroy() + + def convert_files(self): + state = self._state + if state not in (APP_STATE_3, APP_STATE_4): + return self.reset() + i = len(self.validated_files) + if state == APP_STATE_3: + text = 'Converting %d data files to %d excel files ...' % (i, i) + self.status_panel.set_text(text) + self._convert_to_single_files() + else: + text = 'Combining %d data files into one excel file ...' % i + self.status_panel.set_text(text) + self._combine_data_files() + self.status_panel.set_text(text + ' Done') + + @property + def _state(self): + c = self.field_panel.rbtn_single.config() + if not self.validated_files or c['state'] == 'disabled': + return APP_STATE_1 + elif self.field_panel.is_single.get(): + return APP_STATE_3 + elif self.field_panel.listbox.curselection(): + return APP_STATE_4 + else: + return APP_STATE_2 + + def _convert_to_single_files(self): + pass + + def _combine_data_files(self): + pass + + + +