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PySimpleGUI/PySimpleGUI.py

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#!/usr/bin/env Python3
import tkinter as tk
from tkinter import filedialog
from tkinter import ttk
import tkinter.scrolledtext as tkst
import tkinter.font
from random import randint
import datetime
import sys
import textwrap
# ----====----====----==== Constants the use CAN safely change ====----====----====----#
DEFAULT_WINDOW_ICON = ''
DEFAULT_ELEMENT_SIZE = (45,1) # In CHARACTERS
DEFAULT_MARGINS = (10,5) # Margins for each LEFT/RIGHT margin is first term
DEFAULT_ELEMENT_PADDING = (5,3) # Padding between elements (row, col) in pixels
DEFAULT_AUTOSIZE_TEXT = False
DEFAULT_FONT = ("Helvetica", 10)
DEFAULT_TEXT_JUSTIFICATION = 'left'
DEFAULT_BORDER_WIDTH = 1
DEFAULT_AUTOCLOSE_TIME = 3 # time in seconds to show an autoclose form
DEFAULT_DEBUG_WINDOW_SIZE = (80,20)
MAX_SCROLLED_TEXT_BOX_HEIGHT = 50
#################### COLOR STUFF ####################
BLUES = ("#082567","#0A37A3","#00345B")
PURPLES = ("#480656","#4F2398","#380474")
GREENS = ("#01826B","#40A860","#96D2AB", "#00A949","#003532")
YELLOWS = ("#F3FB62", "#F0F595")
TANS = ("#FFF9D5","#F4EFCF","#DDD8BA")
NICE_BUTTON_COLORS = ((GREENS[3], TANS[0]), ('#000000','#FFFFFF'),('#FFFFFF', '#000000'), (YELLOWS[0], PURPLES[1]),
(YELLOWS[0], GREENS[3]), (YELLOWS[0], BLUES[2]))
# DEFAULT_BUTTON_COLOR = (YELLOWS[0], PURPLES[0]) # (Text, Background) or (Color "on", Color) as a way to remember
# DEFAULT_BUTTON_COLOR = (GREENS[3], TANS[0]) # Foreground, Background (None, None) == System Default
# DEFAULT_BUTTON_COLOR = (YELLOWS[0], GREENS[4]) # Foreground, Background (None, None) == System Default
DEFAULT_BUTTON_COLOR = ('white', BLUES[0]) # Foreground, Background (None, None) == System Default
# DEFAULT_BUTTON_COLOR = ('white', 'black') # Foreground, Background (None, None) == System Default
# DEFAULT_BUTTON_COLOR = (YELLOWS[0], PURPLES[2]) # Foreground, Background (None, None) == System Default
DEFAULT_ERROR_BUTTON_COLOR =("#FFFFFF", "#FF0000")
DEFAULT_CANCEL_BUTTON_COLOR = (GREENS[3], TANS[0])
# DEFAULT_PROGRESS_BAR_COLOR = (GREENS[2], GREENS[0]) # a nice green progress bar
DEFAULT_PROGRESS_BAR_COLOR = (GREENS[3], GREENS[3]) # a nice green progress bar
# DEFAULT_PROGRESS_BAR_COLOR = (BLUES[1], BLUES[1]) # a nice green progress bar
# DEFAULT_PROGRESS_BAR_COLOR = (BLUES[0], BLUES[0]) # a nice green progress bar
# DEFAULT_PROGRESS_BAR_COLOR = (PURPLES[1],PURPLES[0]) # a nice purple progress bar
# A transparent button is simply one that matches the background
TRANSPARENT_BUTTON = ('#F0F0F0', '#F0F0F0')
#--------------------------------------------------------------------------------
DEFAULT_PROGRESS_BAR_SIZE = (35,25) # Size of Progress Bar (characters for length, pixels for width)
DEFAULT_PROGRESS_BAR_BORDER_WIDTH=1
DEFAULT_PROGRESS_BAR_RELIEF = tk.SUNKEN
DEFAULT_PROGRESS_BAR_STYLE = 'default'
DEFAULT_METER_ORIENTATION = 'Horizontal'
DEFAULT_SLIDER_ORIENTATION = 'vertical'
DEFAULT_SLIDER_BORDER_WIDTH=1
DEFAULT_SLIDER_RELIEF = tk.SUNKEN
DEFAULT_LISTBOX_SELECT_MODE = tk.SINGLE
SELECT_MODE_MULTIPLE = tk.MULTIPLE
LISTBOX_SELECT_MODE_MULTIPLE = 'multiple'
SELECT_MODE_BROWSE = tk.BROWSE
LISTBOX_SELECT_MODE_BROWSE = 'browse'
SELECT_MODE_EXTENDED = tk.EXTENDED
LISTBOX_SELECT_MODE_EXTENDED = 'extended'
SELECT_MODE_SINGLE = tk.SINGLE
LISTBOX_SELECT_MODE_SINGLE = 'single'
# DEFAULT_METER_ORIENTATION = 'Vertical'
# ----====----====----==== Constants the user should NOT f-with ====----====----====----#
ThisRow = 555666777 # magic number
# Progress Bar Relief Choices
# -relief
RELIEF_RAISED= 'raised'
RELIEF_SUNKEN= 'sunken'
RELIEF_FLAT= 'flat'
RELIEF_RIDGE= 'ridge'
RELIEF_GROOVE= 'groove'
RELIEF_SOLID = 'solid'
PROGRESS_BAR_STYLES = ('default','winnative', 'clam', 'alt', 'classic', 'vista', 'xpnative')
# DEFAULT_WINDOW_ICON = ''
MESSAGE_BOX_LINE_WIDTH = 60
# a shameful global variable. This represents the top-level window information. Needed because opening a second window is different than opening the first.
class MyWindows():
def __init__(self):
self.NumOpenWindows = 0
self.user_defined_icon = None
_my_windows = MyWindows() # terrible hack using globals... means need a class for collecing windows
# ====================================================================== #
# One-liner functions that are handy as f_ck #
# ====================================================================== #
def RGB(red,green,blue): return '#%02x%02x%02x' % (red,green,blue)
# ====================================================================== #
# Enums for types #
# ====================================================================== #
# ------------------------- Button types ------------------------- #
#todo Consider removing the Submit, Cancel types... they are just 'RETURN' type in reality
#uncomment this line and indent to go back to using Enums
# class ButtonType(Enum):
BROWSE_FOLDER = 1
BROWSE_FILE = 2
CLOSES_WIN = 5
READ_FORM = 7
# ------------------------- Element types ------------------------- #
# class ElementType(Enum):
ELEM_TYPE_TEXT = 1
ELEM_TYPE_INPUT_TEXT = 20
ELEM_TYPE_INPUT_COMBO = 21
ELEM_TYPE_INPUT_RADIO = 5
ELEM_TYPE_INPUT_MULTILINE = 7
ELEM_TYPE_INPUT_CHECKBOX = 8
ELEM_TYPE_INPUT_SPIN = 9
ELEM_TYPE_BUTTON = 3
ELEM_TYPE_IMAGE = 30
ELEM_TYPE_INPUT_SLIDER = 10
ELEM_TYPE_INPUT_LISTBOX = 11
ELEM_TYPE_OUTPUT = 300
ELEM_TYPE_PROGRESS_BAR = 200
ELEM_TYPE_BLANK = 100
# ------------------------- MsgBox Buttons Types ------------------------- #
MSG_BOX_YES_NO = 1
MSG_BOX_CANCELLED = 2
MSG_BOX_ERROR = 3
MSG_BOX_OK_CANCEL = 4
MSG_BOX_OK = 0
# ---------------------------------------------------------------------- #
# Cascading structure.... Objects get larger #
# Button #
# Element #
# Row #
# Form #
# ---------------------------------------------------------------------- #
# ------------------------------------------------------------------------- #
# Element CLASS #
# ------------------------------------------------------------------------- #
class Element():
def __init__(self, type, scale=(None, None), size=(None, None), auto_size_text=None, font=None):
self.Size = size
self.Type = type
self.AutoSizeText = auto_size_text
self.Scale = scale
self.Pad = DEFAULT_ELEMENT_PADDING
self.Font = font
self.TKStringVar = None
self.TKIntVar = None
self.TKText = None
self.TKEntry = None
self.TKImage = None
self.ParentForm=None
self.TextInputDefault = None
self.Position = (0,0) # Default position Row 0, Col 0
return
def __del__(self):
try:
self.TKStringVar.__del__()
except:
pass
try:
self.TKIntVar.__del__()
except:
pass
try:
self.TKText.__del__()
except:
pass
try:
self.TKEntry.__del__()
except:
pass
# ---------------------------------------------------------------------- #
# Input Class #
# ---------------------------------------------------------------------- #
class InputText(Element):
def __init__(self, default_text ='', scale=(None, None), size=(None, None), auto_size_text=None, password_char=''):
self.DefaultText = default_text
self.PasswordCharacter = password_char
super().__init__(ELEM_TYPE_INPUT_TEXT, scale, size, auto_size_text)
return
def ReturnKeyHandler(self, event):
MyForm = self.ParentForm
# search through this form and find the first button that will exit the form
for row in MyForm.Rows:
for element in row.Elements:
if element.Type == ELEM_TYPE_BUTTON:
if element.BType == CLOSES_WIN or element.BType == READ_FORM:
element.ButtonCallBack()
return
def __del__(self):
super().__del__()
# ---------------------------------------------------------------------- #
# Combo #
# ---------------------------------------------------------------------- #
class InputCombo(Element):
def __init__(self, values, scale=(None, None), size=(None, None), auto_size_text=None):
self.Values = values
self.TKComboBox = None
super().__init__(ELEM_TYPE_INPUT_COMBO, scale, size, auto_size_text)
return
def __del__(self):
try:
self.TKComboBox.__del__()
except:
pass
super().__del__()
# ---------------------------------------------------------------------- #
# Combo #
# ---------------------------------------------------------------------- #
class Listbox(Element):
def __init__(self, values, select_mode=None, scale=(None, None), size=(None, None), auto_size_text=None, font=None):
self.Values = values
self.TKListBox = None
if select_mode == LISTBOX_SELECT_MODE_BROWSE:
self.SelectMode = SELECT_MODE_BROWSE
elif select_mode == LISTBOX_SELECT_MODE_EXTENDED:
self.SelectMode = SELECT_MODE_EXTENDED
elif select_mode == LISTBOX_SELECT_MODE_MULTIPLE:
self.SelectMode = SELECT_MODE_MULTIPLE
elif select_mode == LISTBOX_SELECT_MODE_SINGLE:
self.SelectMode = SELECT_MODE_SINGLE
else:
self.SelectMode = DEFAULT_LISTBOX_SELECT_MODE
super().__init__(ELEM_TYPE_INPUT_LISTBOX, scale=scale, size=size, auto_size_text=auto_size_text, font=font)
return
def __del__(self):
try:
self.TKListBox.__del__()
except:
pass
super().__del__()
# ---------------------------------------------------------------------- #
# Radio #
# ---------------------------------------------------------------------- #
class Radio(Element):
def __init__(self, text, group_id, default=False, scale=(None, None), size=(None, None), auto_size_text=None, font=None):
self.InitialState = default
self.Text = text
self.TKRadio = None
self.GroupID = group_id
self.Value = None
super().__init__(ELEM_TYPE_INPUT_RADIO, scale, size, auto_size_text, font)
return
def __del__(self):
try:
self.TKRadio.__del__()
except:
pass
super().__del__()
# ---------------------------------------------------------------------- #
# Checkbox #
# ---------------------------------------------------------------------- #
class Checkbox(Element):
def __init__(self, text, default=False, scale=(None, None), size=(None, None), auto_size_text=None, font=None):
self.Text = text
self.InitialState = default
self.Value = None
self.TKCheckbox = None
super().__init__(ELEM_TYPE_INPUT_CHECKBOX, scale, size, auto_size_text, font)
return
def __del__(self):
try:
self.TKCheckbox.__del__()
except:
pass
super().__del__()
# ---------------------------------------------------------------------- #
# Spin #
# ---------------------------------------------------------------------- #
class Spin(Element):
# Values = None
# TKSpinBox = None
def __init__(self, values, initial_value=None, scale=(None, None), size=(None, None), auto_size_text=None, font=None):
self.Values = values
self.DefaultValue = initial_value
self.TKSpinBox = None
super().__init__(ELEM_TYPE_INPUT_SPIN, scale, size, auto_size_text, font=font)
return
def __del__(self):
try:
self.TKSpinBox.__del__()
except:
pass
super().__del__()
# ---------------------------------------------------------------------- #
# Multiline #
# ---------------------------------------------------------------------- #
class Multiline(Element):
def __init__(self, default_text='', enter_submits = False, scale=(None, None), size=(None, None), auto_size_text=None):
self.DefaultText = default_text
self.EnterSubmits = enter_submits
super().__init__(ELEM_TYPE_INPUT_MULTILINE, scale, size, auto_size_text)
return
def ReturnKeyHandler(self, event):
MyForm = self.ParentForm
# search through this form and find the first button that will exit the form
for row in MyForm.Rows:
for element in row.Elements:
if element.Type == ELEM_TYPE_BUTTON:
if element.BType == CLOSES_WIN or element.BType == READ_FORM:
element.ButtonCallBack()
return
def __del__(self):
super().__del__()
# ---------------------------------------------------------------------- #
# Text #
# ---------------------------------------------------------------------- #
class Text(Element):
def __init__(self, text, scale=(None, None), size=(None, None), auto_size_text=None, font=None, text_color=None, justification=None):
self.DisplayText = text
self.TextColor = text_color if text_color else 'black'
self.Justification = justification if justification else DEFAULT_TEXT_JUSTIFICATION
# self.Font = Font if Font else DEFAULT_FONT
# i=1/0
super().__init__(ELEM_TYPE_TEXT, scale, size, auto_size_text, font=font if font else DEFAULT_FONT)
return
def Update(self, NewValue):
self.DisplayText=NewValue
stringvar = self.TKStringVar
stringvar.set(NewValue)
def __del__(self):
super().__del__()
# ---------------------------------------------------------------------- #
# TKProgressBar #
# Emulate the TK ProgressBar using canvas and rectangles
# ---------------------------------------------------------------------- #
class TKProgressBar():
def __init__(self, root, max, length=400, width=20, highlightt=0, relief='sunken', border_width=4, orientation='horizontal', BarColor=DEFAULT_PROGRESS_BAR_COLOR):
self.Length = length
self.Width = width
self.Max = max
self.Orientation = orientation
self.Count = None
self.PriorCount = 0
if orientation[0].lower() == 'h':
self.TKCanvas = tk.Canvas(root, width=length, height=width, highlightt=highlightt, relief=relief, borderwidth=border_width)
self.TKRect = self.TKCanvas.create_rectangle(0, 0, -(length * 1.5), width * 1.5, fill=BarColor[0], tags='bar')
# self.canvas.pack(padx='10')
else:
self.TKCanvas = tk.Canvas(root, width=width, height=length, highlightt=highlightt, relief=relief, borderwidth=border_width)
self.TKRect = self.TKCanvas.create_rectangle(width * 1.5, 2 * length + 40, 0, length * .5, fill=BarColor[0], tags='bar')
# self.canvas.pack()
def Update(self, count):
if count > self.Max: return
if self.Orientation[0].lower() == 'h':
try:
if count != self.PriorCount:
delta = count - self.PriorCount
self.TKCanvas.move(self.TKRect, delta*(self.Length / self.Max), 0)
if 0: self.TKCanvas.update()
except:
return False # the window was closed by the user on us
else:
try:
if count != self.PriorCount:
delta = count - self.PriorCount
self.TKCanvas.move(self.TKRect, 0, delta*(-self.Length / self.Max))
if 0: self.TKCanvas.update()
except:
return False # the window was closed by the user on us
self.PriorCount = count
return True
def __del__(self):
try:
self.TKCanvas.__del__()
self.TKRect.__del__()
except:
pass
# ---------------------------------------------------------------------- #
# Output #
# New Type of Widget that's a Text Widget in disguise #
# ---------------------------------------------------------------------- #
class TKOutput(tk.Frame):
def __init__(self, parent, width, height, bd):
tk.Frame.__init__(self, parent)
self.output = tk.Text(parent, width=width, height=height, bd=bd)
self.vsb = tk.Scrollbar(parent, orient="vertical", command=self.output.yview)
self.vsb.pack(side="right", fill="y")
self.output.configure(yscrollcommand=self.vsb.set)
self.output.pack(side="left", fill="both", expand=True)
self.previous_stdout = sys.stdout
self.previous_stderr = sys.stderr
sys.stdout = self
sys.stderr = self
self.pack()
def write(self, txt):
try:
self.output.insert(tk.END, str(txt))
self.output.see(tk.END)
except:
pass
def Close(self):
sys.stdout = self.previous_stdout
sys.stderr = self.previous_stderr
def flush(self):
sys.stdout = self.previous_stdout
sys.stderr = self.previous_stderr
def __del__(self):
sys.stdout = self.previous_stdout
sys.stderr = self.previous_stderr
class Output(Element):
def __init__(self, scale=(None, None), size=(None, None)):
self.TKOut = None
super().__init__(ELEM_TYPE_OUTPUT, scale, size)
def __del__(self):
try:
self.TKOut.__del__()
except:
pass
super().__del__()
# ---------------------------------------------------------------------- #
# Button Class #
# ---------------------------------------------------------------------- #
class Button(Element):
def __init__(self, button_type=CLOSES_WIN, target=(None, None), button_text='', file_types=(("ALL Files", "*.*"),), image_filename=None, image_size=(None,None), image_subsample=None, border_width=None, scale=(None, None), size=(None, None), auto_size_text=None, button_color=None, font=None):
self.BType = button_type
self.FileTypes = file_types
self.TKButton = None
self.Target = target
self.ButtonText = button_text
self.ButtonColor = button_color if button_color else DEFAULT_BUTTON_COLOR
self.ImageFilename = image_filename
self.ImageSize = image_size
self.ImageSubsample = image_subsample
self.UserData = None
self.BorderWidth = border_width if border_width is not None else DEFAULT_BORDER_WIDTH
super().__init__(ELEM_TYPE_BUTTON, scale, size, auto_size_text, font=font)
return
# ------- Button Callback ------- #
def ButtonCallBack(self):
global _my_windows
# Buttons modify targets or return from the form
# If modifying target, get the element object at the target and modify its StrVar
target = self.Target
if target[0] == ThisRow:
target = [self.Position[0], target[1]]
if target[1] < 0:
target[1] = self.Position[1] + target[1]
strvar = None
if target[0] != None:
if target[0] < 0:
target = [self.Position[0] + target[0], target[1]]
target_element = self.ParentForm.GetElementAtLocation(target)
try:
strvar = target_element.TKStringVar
except: pass
else:
strvar = None
filetypes = [] if self.FileTypes is None else self.FileTypes
if self.BType == BROWSE_FOLDER:
folder_name = tk.filedialog.askdirectory() # show the 'get folder' dialog box
try:
strvar.set(folder_name)
except: pass
elif self.BType == BROWSE_FILE:
file_name = tk.filedialog.askopenfilename(filetypes=filetypes) # show the 'get file' dialog box
strvar.set(file_name)
elif self.BType == CLOSES_WIN: # this is a return type button so GET RESULTS and destroy window
# first, get the results table built
# modify the Results table in the parent FlexForm object
r,c = self.Position
self.ParentForm.Results[r][c] = True # mark this button's location in results
# if the form is tabbed, must collect all form's results and destroy all forms
if self.ParentForm.IsTabbedForm:
self.ParentForm.UberParent.Close()
else:
self.ParentForm.Close()
self.ParentForm.TKroot.quit()
if self.ParentForm.NonBlocking:
self.ParentForm.TKroot.destroy()
_my_windows.NumOpenWindows -= 1 * (_my_windows.NumOpenWindows != 0) # decrement if not 0
elif self.BType == READ_FORM: # LEAVE THE WINDOW OPEN!! DO NOT CLOSE
# first, get the results table built
# modify the Results table in the parent FlexForm object
r,c = self.Position
self.ParentForm.Results[r][c] = True # mark this button's location in results
self.ParentForm.TKroot.quit() # kick the users out of the mainloop
return
def ReturnKeyHandler(self, event):
MyForm = self.ParentForm
# search through this form and find the first button that will exit the form
for row in MyForm.Rows:
for element in row.Elements:
if element.Type == ELEM_TYPE_BUTTON:
if element.BType == CLOSES_WIN or element.BType == READ_FORM:
element.ButtonCallBack()
return
def __del__(self):
try:
self.TKButton.__del__()
except:
pass
super().__del__()
# ---------------------------------------------------------------------- #
# ProgreessBar #
# ---------------------------------------------------------------------- #
class ProgressBar(Element):
def __init__(self, max_value, orientation=None, target=(None, None), scale=(None, None), size=(None, None), auto_size_text=None, bar_color=(None, None), style=None, border_width=None, relief=None):
self.MaxValue = max_value
self.TKProgressBar = None
self.Cancelled = False
self.NotRunning = True
self.Orientation = orientation if orientation else DEFAULT_METER_ORIENTATION
self.BarColor = bar_color
self.BarStyle = style if style else DEFAULT_PROGRESS_BAR_STYLE
self.Target = target
self.BorderWidth = border_width if border_width else DEFAULT_PROGRESS_BAR_BORDER_WIDTH
self.Relief = relief if relief else DEFAULT_PROGRESS_BAR_RELIEF
self.BarExpired = False
super().__init__(ELEM_TYPE_PROGRESS_BAR, scale, size, auto_size_text)
return
def UpdateBar(self, current_count):
if self.ParentForm.TKrootDestroyed:
return False
target = self.Target
if target[0] != None: # if there's a target, get it and update the strvar
target_element = self.ParentForm.GetElementAtLocation(target)
strvar = target_element.TKStringVar
rc = strvar.set(self.TextToDisplay)
# update the progress bar counter
# self.TKProgressBar['value'] = self.CurrentValue
self.TKProgressBar.Update(current_count)
try:
self.ParentForm.TKroot.update()
except:
# _my_windows.NumOpenWindows -= 1 * (_my_windows.NumOpenWindows != 0) # decrement if not 0
return False
return True
def __del__(self):
try:
self.TKProgressBar.__del__()
except:
pass
super().__del__()
# ---------------------------------------------------------------------- #
# Image #
# ---------------------------------------------------------------------- #
class Image(Element):
def __init__(self, filename, scale=(None, None), size=(None, None), auto_size_text=None):
self.Filename = filename
super().__init__(ELEM_TYPE_IMAGE, scale=scale, size=size, auto_size_text=auto_size_text)
return
def __del__(self):
super().__del__()
# ---------------------------------------------------------------------- #
# Slider #
# ---------------------------------------------------------------------- #
class Slider(Element):
def __init__(self, range=(None,None), default_value=None, orientation=None, border_width=None, relief=None, scale=(None, None), size=(None, None), font=None):
self.TKScale = None
self.Range = (1,10) if range == (None, None) else range
self.DefaultValue = 5 if default_value is None else default_value
self.Orientation = orientation if orientation else DEFAULT_SLIDER_ORIENTATION
self.BorderWidth = border_width if border_width else DEFAULT_SLIDER_BORDER_WIDTH
self.Relief = relief if relief else DEFAULT_SLIDER_RELIEF
super().__init__(ELEM_TYPE_INPUT_SLIDER, scale=scale, size=size, font=font)
return
def __del__(self):
super().__del__()
# ------------------------------------------------------------------------- #
# Row CLASS #
# ------------------------------------------------------------------------- #
class Row():
def __init__(self, auto_size_text = None):
self.AutoSizeText = auto_size_text # Setting to override the form's policy on autosizing.
self.Elements = [] # List of Elements in this Rrow
return
# ------------------------- AddElement ------------------------- #
def AddElement(self, element):
self.Elements.append(element)
return
# ------------------------- Print ------------------------- #
def __str__(self):
outstr = ''
for i, element in enumerate(self.Elements):
outstr += 'Element #%i = %s'%(i,element)
# outstr += f'Element #{i} = {element}'
return outstr
# ------------------------------------------------------------------------- #
# FlexForm CLASS #
# ------------------------------------------------------------------------- #
class FlexForm:
'''
Display a user defined for and return the filled in data
'''
def __init__(self, title, default_element_size=(DEFAULT_ELEMENT_SIZE[0], DEFAULT_ELEMENT_SIZE[1]), auto_size_text=DEFAULT_AUTOSIZE_TEXT, scale=(None, None), location=(None, None), button_color=None, font=None, progress_bar_color=(None, None), is_tabbed_form=False, border_depth=None, auto_close=False, auto_close_duration=DEFAULT_AUTOCLOSE_TIME, icon=DEFAULT_WINDOW_ICON):
self.AutoSizeText = auto_size_text
self.Title = title
self.Rows = [] # a list of ELEMENTS for this row
self.DefaultElementSize = default_element_size
self.Scale = scale
self.Location = location
self.ButtonColor = button_color if button_color else DEFAULT_BUTTON_COLOR
self.IsTabbedForm = is_tabbed_form
self.ParentWindow = None
self.Font = font if font else DEFAULT_FONT
self.RadioDict = {}
self.BorderDepth = border_depth
self.WindowIcon = icon if not _my_windows.user_defined_icon else _my_windows.user_defined_icon
self.AutoClose = auto_close
self.NonBlocking = False
self.TKroot = None
self.TKrootDestroyed = False
self.TKAfterID = None
self.ProgressBarColor = progress_bar_color
self.AutoCloseDuration = auto_close_duration
self.UberParent = None
self.RootNeedsDestroying = False
self.Shown = False
self.ReturnValues = None
self.ResultsBuilt = False
# ------------------------- Add ONE Row to Form ------------------------- #
def AddRow(self, *args, auto_size_text=None):
''' Parms are a variable number of Elements '''
NumRows = len(self.Rows) # number of existing rows is our row number
CurrentRowNumber = NumRows # this row's number
CurrentRow = Row(auto_size_text) # start with a blank row and build up
# ------------------------- Add the elements to a row ------------------------- #
for i, element in enumerate(args): # Loop through list of elements and add them to the row
element.Position = (CurrentRowNumber, i)
CurrentRow.Elements.append(element)
CurrentRow.AutoSizeText = auto_size_text
# ------------------------- Append the row to list of Rows ------------------------- #
self.Rows.append(CurrentRow)
# ------------------------- Add Multiple Rows to Form ------------------------- #
def AddRows(self,rows):
for row in rows:
self.AddRow(*row)
def Layout(self,rows):
self.AddRows(rows)
def LayoutAndShow(self,rows, non_blocking=False):
self.AddRows(rows)
self.Show(non_blocking=non_blocking)
return self.ReturnValues
def LayoutAndRead(self,rows, non_blocking=False):
self.AddRows(rows)
self.Show(non_blocking=non_blocking)
return self.ReturnValues
# ------------------------- ShowForm THIS IS IT! ------------------------- #
def Show(self, non_blocking=False):
self.Shown = True
# Compute num rows & num cols (it'll come in handy debugging)
self.NumRows = len(self.Rows)
self.NumCols = max(len(row.Elements) for row in self.Rows)
self.NonBlocking=non_blocking
# -=-=-=-=-=-=-=-=- RUN the GUI -=-=-=-=-=-=-=-=- ##
StartupTK(self)
return self.ReturnValues
# ------------------------- SetIcon - set the window's fav icon ------------------------- #
def SetIcon(self, icon):
self.WindowIcon = icon
try:
self.TKroot.iconbitmap(icon)
except: pass
def GetElementAtLocation(self, location):
(row_num,col_num) = location
row = self.Rows[row_num]
element = row.Elements[col_num]
return element
def GetDefaultElementSize(self):
return self.DefaultElementSize
def AutoCloseAlarmCallback(self):
try:
if self.UberParent:
window = self.UberParent
else:
window = self
if window:
window.Close()
self.TKroot.quit()
self.RootNeedsDestroying = True
except:
pass
def Read(self):
if self.TKrootDestroyed:
return None, None
if not self.Shown:
self.Show()
else:
self.TKroot.mainloop()
if self.RootNeedsDestroying:
self.TKroot.destroy()
_my_windows.NumOpenWindows -= 1 * (_my_windows.NumOpenWindows != 0) # decrement if not 0
return BuildResults(self)
def ReadNonBlocking(self, Message=''):
if self.TKrootDestroyed:
return None, None
if Message:
print(Message)
try:
rc = self.TKroot.update()
except:
self.TKrootDestroyed = True
_my_windows.NumOpenWindows -= 1 * (_my_windows.NumOpenWindows != 0) # decrement if not 0
return BuildResults(self)
# LEGACY version of ReadNonBlocking
def Refresh(self, Message=''):
if self.TKrootDestroyed:
return None, None
if Message:
print(Message)
try:
rc = self.TKroot.update()
except:
self.TKrootDestroyed = True
_my_windows.NumOpenWindows -= 1 * (_my_windows.NumOpenWindows != 0) # decrement if not 0
return BuildResults(self)
def Close(self):
try:
self.TKroot.update()
except: pass
if not self.NonBlocking:
results = BuildResults(self)
if self.TKrootDestroyed:
return None
self.TKrootDestroyed = True
self.RootNeedsDestroying = True
return None
def CloseNonBlockingForm(self):
try:
self.TKroot.destroy()
except: pass
_my_windows.NumOpenWindows -= 1 * (_my_windows.NumOpenWindows != 0) # decrement if not 0
def OnClosingCallback(self):
return
def __enter__(self):
return self
def __exit__(self, *a):
self.__del__()
return False
def __del__(self):
for row in self.Rows:
for element in row.Elements:
element.__del__()
try:
del(self.TKroot)
except:
pass
# ------------------------------------------------------------------------- #
# UberForm CLASS #
# Used to make forms into TABS (it's trick) #
# ------------------------------------------------------------------------- #
class UberForm():
FormList = None # list of all the forms in this window
FormReturnValues = None
TKroot = None # tk root for the overall window
TKrootDestroyed = False
def __init__(self):
self.FormList = []
self.FormReturnValues = []
self.TKroot = None
self.TKrootDestroyed = False
def AddForm(self, form):
self.FormList.append(form)
def Close(self):
self.FormReturnValues = []
for form in self.FormList:
form.Close()
self.FormReturnValues.append(form.ReturnValues)
if not self.TKrootDestroyed:
self.TKrootDestroyed = True
self.TKroot.destroy()
_my_windows.NumOpenWindows -= 1 * (_my_windows.NumOpenWindows != 0) # decrement if not 0
def __del__(self):
return
# ====================================================================== #
# BUTTON Lazy Functions #
# ====================================================================== #
# ------------------------- INPUT TEXT Element lazy functions ------------------------- #
def In(default_text ='', scale=(None, None), size=(None, None), auto_size_text=None):
return InputText(default_text=default_text, scale=scale, size=size, auto_size_text=auto_size_text)
def Input(default_text ='', scale=(None, None), size=(None, None), auto_size_text=None):
return InputText(default_text=default_text, scale=scale, size=size, auto_size_text=auto_size_text)
# ------------------------- INPUT COMBO Element lazy functions ------------------------- #
def Combo(values, scale=(None, None), size=(None, None), auto_size_text=None):
return InputCombo(values=values, scale=scale, size=size, auto_size_text=auto_size_text)
def DropDown(values, scale=(None, None), size=(None, None), auto_size_text=None):
return InputCombo(values=values, scale=scale, size=size, auto_size_text=auto_size_text)
def Drop(values, scale=(None, None), size=(None, None), auto_size_text=None):
return InputCombo(values=values, scale=scale, size=size, auto_size_text=auto_size_text)
# ------------------------- TEXT Element lazy functions ------------------------- #
def Txt(display_text, scale=(None, None), size=(None, None), auto_size_text=None, font=None, text_color=None, justification=None):
return Text(display_text, scale=scale, size=size, auto_size_text=auto_size_text, font=font, text_color=text_color, justification=justification)
def T(display_text, scale=(None, None), size=(None, None), auto_size_text=None, font=None, text_color=None, justification=None):
return Text(display_text, scale=scale, size=size, auto_size_text=auto_size_text, font=font, text_color=text_color, justification=justification)
# ------------------------- FOLDER BROWSE Element lazy function ------------------------- #
def FolderBrowse(target=(ThisRow, -1), button_text='Browse', scale=(None, None), size=(None, None), auto_size_text=None, button_color=None):
return Button(BROWSE_FOLDER, target=target, button_text=button_text, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color)
# ------------------------- FILE BROWSE Element lazy function ------------------------- #
def FileBrowse(target=(ThisRow, -1), file_types=(("ALL Files", "*.*"),), button_text='Browse', scale=(None, None), size=(None, None), auto_size_text=None, button_color=None):
return Button(BROWSE_FILE, target, button_text=button_text, file_types=file_types, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color)
# ------------------------- SUBMIT BUTTON Element lazy function ------------------------- #
def Submit(button_text='Submit', scale=(None, None), size=(None, None), auto_size_text=None, button_color=None):
return Button(CLOSES_WIN, button_text=button_text, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color)
# ------------------------- OK BUTTON Element lazy function ------------------------- #
def OK(button_text='OK', scale=(None, None), size=(None, None), auto_size_text=None, button_color=None):
return Button(CLOSES_WIN, button_text=button_text, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color)
# ------------------------- YES BUTTON Element lazy function ------------------------- #
def Ok(button_text='Ok', scale=(None, None), size=(None, None), auto_size_text=None, button_color=None):
return Button(CLOSES_WIN, button_text=button_text, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color)
# ------------------------- CANCEL BUTTON Element lazy function ------------------------- #
def Cancel(button_text='Cancel', scale=(None, None), size=(None, None), auto_size_text=None, button_color=None, font=None):
return Button(CLOSES_WIN, button_text=button_text, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color, font=font)
# ------------------------- QUIT BUTTON Element lazy function ------------------------- #
def Quit(button_text='Quit', scale=(None, None), size=(None, None), auto_size_text=None, button_color=None, font=None):
return Button(CLOSES_WIN, button_text=button_text, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color, font=font)
# ------------------------- YES BUTTON Element lazy function ------------------------- #
def Yes(button_text='Yes', scale=(None, None), size=(None, None), auto_size_text=None, button_color=None):
return Button(CLOSES_WIN, button_text=button_text, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color)
# ------------------------- NO BUTTON Element lazy function ------------------------- #
def No(button_text='No', scale=(None, None), size=(None, None), auto_size_text=None, button_color=None):
return Button(CLOSES_WIN, button_text=button_text, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color)
# ------------------------- GENERIC BUTTON Element lazy function ------------------------- #
# this is the only button that REQUIRES button text field
def SimpleButton(button_text, image_filename=None, image_size=(None, None), image_subsample=None, border_width=None, scale=(None, None), size=(None, None), auto_size_text=None, button_color=None, font=None):
return Button(CLOSES_WIN, image_filename=image_filename, image_size=image_size,image_subsample=image_subsample, button_text=button_text,border_width=border_width, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color, font=font)
# ------------------------- GENERIC BUTTON Element lazy function ------------------------- #
# this is the only button that REQUIRES button text field
def ReadFormButton(button_text, image_filename=None, image_size=(None, None),image_subsample=None,border_width=None,scale=(None, None), size=(None, None), auto_size_text=None, button_color=None, font=None):
return Button(READ_FORM, image_filename=image_filename, image_size=image_size,image_subsample=image_subsample,border_width=border_width, button_text=button_text, scale=scale, size=size, auto_size_text=auto_size_text, button_color=button_color, font=font)
#------------------------------------------------------------------------------------------------------#
# ------- FUNCTION InitializeResults. Sets up form results matrix ------- #
def InitializeResults(form):
# initial results for elements are:
# TEXT - None
# INPUT - Initial value
# Button - False
results = []
return_vals = []
for row_num,row in enumerate(form.Rows):
r = []
for element in row.Elements:
if element.Type == ELEM_TYPE_TEXT:
r.append(None)
if element.Type == ELEM_TYPE_IMAGE:
r.append(None)
elif element.Type == ELEM_TYPE_INPUT_TEXT:
r.append(element.TextInputDefault)
return_vals.append(None)
elif element.Type == ELEM_TYPE_INPUT_MULTILINE:
r.append(element.TextInputDefault)
return_vals.append(None)
elif element.Type == ELEM_TYPE_BUTTON:
r.append(False)
elif element.Type == ELEM_TYPE_PROGRESS_BAR:
r.append(None)
elif element.Type == ELEM_TYPE_INPUT_CHECKBOX:
r.append(element.InitialState)
return_vals.append(element.InitialState)
elif element.Type == ELEM_TYPE_INPUT_RADIO:
r.append(element.InitialState)
return_vals.append(element.InitialState)
elif element.Type == ELEM_TYPE_INPUT_COMBO:
r.append(element.TextInputDefault)
return_vals.append(None)
elif element.Type == ELEM_TYPE_INPUT_LISTBOX:
r.append(None)
return_vals.append(None)
elif element.Type == ELEM_TYPE_INPUT_SPIN:
r.append(element.DefaultValue)
return_vals.append(None)
elif element.Type == ELEM_TYPE_INPUT_SLIDER:
r.append(element.DefaultValue)
return_vals.append(None)
results.append(r)
form.Results=results
form.ReturnValues = (None, return_vals)
return
#===== Radio Button RadVar encoding and decoding =====#
#===== The value is simply the row * 1000 + col =====#
def DecodeRadioRowCol(RadValue):
row = RadValue//1000
col = RadValue%1000
return row,col
def EncodeRadioRowCol(row, col):
RadValue = row * 1000 + col
return RadValue
# ------- FUNCTION BuildResults. Form exiting so build the results to pass back ------- #
# format of return values is
# (Button Pressed, input_values)
def BuildResults(form):
# Results for elements are:
# TEXT - Nothing
# INPUT - Read value from TK
# Button - Button Text and position as a Tuple
# Get the initialized results so we don't have to rebuild
results=form.Results
button_pressed_text = None
input_values = []
for row_num,row in enumerate(form.Rows):
for col_num, element in enumerate(row.Elements):
if element.Type == ELEM_TYPE_INPUT_TEXT:
value=element.TKStringVar.get()
results[row_num][col_num] = value
input_values.append(value)
elif element.Type == ELEM_TYPE_INPUT_CHECKBOX:
value=element.TKIntVar.get()
results[row_num][col_num] = value
input_values.append(value != 0)
elif element.Type == ELEM_TYPE_INPUT_RADIO:
RadVar=element.TKIntVar.get()
this_rowcol = EncodeRadioRowCol(row_num,col_num)
value = RadVar == this_rowcol
results[row_num][col_num] = value
input_values.append(value)
elif element.Type == ELEM_TYPE_BUTTON:
if results[row_num][col_num] is True:
button_pressed_text = element.ButtonText
results[row_num][col_num] = False
elif element.Type == ELEM_TYPE_INPUT_COMBO:
value=element.TKStringVar.get()
results[row_num][col_num] = value
input_values.append(value)
elif element.Type == ELEM_TYPE_INPUT_LISTBOX:
items=element.TKListbox.curselection()
value = [element.Values[int(item)] for item in items]
results[row_num][col_num] = value
input_values.append(value)
elif element.Type == ELEM_TYPE_INPUT_SPIN:
try:
value=element.TKStringVar.get()
except:
value = 0
results[row_num][col_num] = value
input_values.append(value)
elif element.Type == ELEM_TYPE_INPUT_SLIDER:
try:
value=element.TKIntVar.get()
except:
value = 0
results[row_num][col_num] = value
input_values.append(value)
elif element.Type == ELEM_TYPE_INPUT_MULTILINE:
try:
value=element.TKText.get(1.0, tk.END)
if not form.NonBlocking:
element.TKText.delete('1.0', tk.END)
except:
value = None
results[row_num][col_num] = value
input_values.append(value)
return_value = button_pressed_text,input_values
form.ReturnValues = return_value
form.ResultsBuilt = True
return return_value
# ------------------------------------------------------------------------------------------------------------------ #
# ===================================== TK CODE STARTS HERE ====================================================== #
# ------------------------------------------------------------------------------------------------------------------ #
def ConvertFlexToTK(MyFlexForm):
def CharWidthInPixels():
return tkinter.font.Font().measure('A') # single character width
master = MyFlexForm.TKroot
# only set title on non-tabbed forms
if not MyFlexForm.IsTabbedForm:
master.title(MyFlexForm.Title)
font = MyFlexForm.Font
InitializeResults(MyFlexForm)
border_depth = MyFlexForm.BorderDepth if MyFlexForm.BorderDepth is not None else DEFAULT_BORDER_WIDTH
# --------------------------------------------------------------------------- #
# **************** Use FlexForm to build the tkinter window ********** ----- #
# Building is done row by row. #
# --------------------------------------------------------------------------- #
focus_set = False
######################### LOOP THROUGH ROWS #########################
# *********** ------- Loop through ROWS ------- ***********#
for row_num, flex_row in enumerate(MyFlexForm.Rows):
######################### LOOP THROUGH ELEMENTS ON ROW #########################
# *********** ------- Loop through ELEMENTS ------- ***********#
# *********** Make TK Row ***********#
tk_row_frame = tk.Frame(master)
for col_num, element in enumerate(flex_row.Elements):
element.ParentForm = MyFlexForm # save the button's parent form object
if MyFlexForm.Font and (element.Font == DEFAULT_FONT or not element.Font):
font = MyFlexForm.Font
elif element.Font is not None:
font = element.Font
# ------- Determine Auto-Size setting on a cascading basis ------- #
if element.AutoSizeText is not None: # if element overide
auto_size_text = element.AutoSizeText
elif flex_row.AutoSizeText is not None: # if Row override
auto_size_text = flex_row.AutoSizeText
elif MyFlexForm.AutoSizeText is not None: # if form override
auto_size_text = MyFlexForm.AutoSizeText
else:
auto_size_text = DEFAULT_AUTOSIZE_TEXT
# Determine Element size
element_size = element.Size
if (element_size == (None, None)): # user did not specify a size
element_size = MyFlexForm.DefaultElementSize
else: auto_size_text = False # if user has specified a size then it shouldn't autosize
# Apply scaling... Element scaling is higher priority than form level
if element.Scale != (None, None):
element_size = (int(element_size[0] * element.Scale[0]), int(element_size[1] * element.Scale[1]))
elif MyFlexForm.Scale != (None, None):
element_size = (int(element_size[0] * MyFlexForm.Scale[0]), int(element_size[1] * MyFlexForm.Scale[1]))
# ------------------------- TEXT element ------------------------- #
element_type = element.Type
if element_type == ELEM_TYPE_TEXT:
display_text = element.DisplayText # text to display
if auto_size_text is False:
width, height=element_size
else:
lines = display_text.split('\n')
max_line_len = max([len(l) for l in lines])
num_lines = len(lines)
if max_line_len > element_size[0]: # if text exceeds element size, the will have to wrap
width = element_size[0]
else:
width=max_line_len
height=num_lines
# ---===--- LABEL widget create and place --- #
stringvar = tk.StringVar()
element.TKStringVar = stringvar
stringvar.set(display_text)
if auto_size_text:
width = 0
justify = tk.LEFT if element.Justification == 'left' else tk.CENTER if element.Justification == 'center' else tk.RIGHT
anchor = tk.NW if element.Justification == 'left' else tk.N if element.Justification == 'center' else tk.NE
tktext_label = tk.Label(tk_row_frame, textvariable=stringvar, width=width, height=height, justify=justify, bd=border_depth, fg=element.TextColor)
# tktext_label = tk.Label(tk_row_frame,anchor=tk.NW, text=display_text, width=width, height=height, justify=tk.LEFT, bd=border_depth)
# Set wrap-length for text (in PIXELS) == PAIN IN THE ASS
wraplen = tktext_label.winfo_reqwidth() # width of widget in Pixels
tktext_label.configure(anchor=anchor, font=font, wraplen=wraplen*2 ) # set wrap to width of widget
tktext_label.pack(side=tk.LEFT)
# ------------------------- BUTTON element ------------------------- #
elif element_type == ELEM_TYPE_BUTTON:
element.Location = (row_num, col_num)
btext = element.ButtonText
btype = element.BType
if auto_size_text is False: width=element_size[0]
else: width = 0
height=element_size[1]
lines = btext.split('\n')
max_line_len = max([len(l) for l in lines])
num_lines = len(lines)
if element.ButtonColor != (None, None)and element.ButtonColor != DEFAULT_BUTTON_COLOR:
bc = element.ButtonColor
elif MyFlexForm.ButtonColor != (None, None) and MyFlexForm.ButtonColor != DEFAULT_BUTTON_COLOR:
bc = MyFlexForm.ButtonColor
else:
bc = DEFAULT_BUTTON_COLOR
if bc == 'Random' or bc == 'random':
bc = GetRandomColorPair()
border_depth = element.BorderWidth
tkbutton = tk.Button(tk_row_frame, text=btext, width=width, height=height,command=element.ButtonCallBack, justify=tk.LEFT, foreground=bc[0], background=bc[1], bd=border_depth)
element.TKButton = tkbutton # not used yet but save the TK button in case
wraplen = tkbutton.winfo_reqwidth() # width of widget in Pixels
if element.ImageFilename:
photo = tk.PhotoImage(file=element.ImageFilename)
if element.ImageSize != (None, None):
width, height = element.ImageSize
if element.ImageSubsample:
photo = photo.subsample(element.ImageSubsample)
else:
width, height = photo.width(), photo.height()
tkbutton.config(image=photo, width=width, height=height)
tkbutton.image = photo
tkbutton.configure(wraplength=wraplen+10, font=font) # set wrap to width of widget
tkbutton.pack(side=tk.LEFT, padx=element.Pad[0], pady=element.Pad[1])
if not focus_set and btype == CLOSES_WIN:
focus_set = True
element.TKButton.bind('<Return>', element.ReturnKeyHandler)
element.TKButton.focus_set()
MyFlexForm.TKroot.focus_force()
# ------------------------- INPUT (Single Line) element ------------------------- #
elif element_type == ELEM_TYPE_INPUT_TEXT:
default_text = element.DefaultText
element.TKStringVar = tk.StringVar()
element.TKStringVar.set(default_text)
show = element.PasswordCharacter if element.PasswordCharacter else ""
element.TKEntry = tk.Entry(tk_row_frame, width=element_size[0], textvariable=element.TKStringVar, bd=border_depth, font=font, show=show)
element.TKEntry.bind('<Return>', element.ReturnKeyHandler)
element.TKEntry.pack(side=tk.LEFT,padx=element.Pad[0], pady=element.Pad[1])
if not focus_set:
focus_set = True
element.TKEntry.focus_set()
# ------------------------- COMBO BOX (Drop Down) element ------------------------- #
elif element_type == ELEM_TYPE_INPUT_COMBO:
max_line_len = max([len(str(l)) for l in element.Values])
if auto_size_text is False: width=element_size[0]
else: width = max_line_len
element.TKStringVar = tk.StringVar()
element.TKCombo = ttk.Combobox(tk_row_frame, width=width, textvariable=element.TKStringVar,font=font )
element.TKCombo['values'] = element.Values
element.TKCombo.pack(side=tk.LEFT,padx=element.Pad[0], pady=element.Pad[1])
element.TKCombo.current(0)
# ------------------------- LISTBOX (Drop Down) element ------------------------- #
elif element_type == ELEM_TYPE_INPUT_LISTBOX:
max_line_len = max([len(str(l)) for l in element.Values])
if auto_size_text is False: width=element_size[0]
else: width = max_line_len
element.TKStringVar = tk.StringVar()
element.TKListbox= tk.Listbox(tk_row_frame, height=element_size[1], width=width, selectmode=element.SelectMode, font=font)
for item in element.Values:
element.TKListbox.insert(tk.END, item)
element.TKListbox.selection_set(0,0)
element.TKListbox.pack(side=tk.LEFT,padx=element.Pad[0], pady=element.Pad[1])
# ------------------------- INPUT MULTI LINE element ------------------------- #
elif element_type == ELEM_TYPE_INPUT_MULTILINE:
default_text = element.DefaultText
width, height = element_size
element.TKText = tk.scrolledtext.ScrolledText(tk_row_frame, width=width, height=height, wrap='word', bd=border_depth,font=font)
element.TKText.insert(1.0, default_text) # set the default text
element.TKText.pack(side=tk.LEFT,padx=element.Pad[0], pady=element.Pad[1])
if element.EnterSubmits:
element.TKText.bind('<Return>', element.ReturnKeyHandler)
if not focus_set:
focus_set = True
element.TKText.focus_set()
# ------------------------- INPUT CHECKBOX element ------------------------- #
elif element_type == ELEM_TYPE_INPUT_CHECKBOX:
width = 0 if auto_size_text else element_size[0]
default_value = element.InitialState
element.TKIntVar = tk.IntVar()
element.TKIntVar.set(default_value)
element.TKCheckbutton = tk.Checkbutton(tk_row_frame, anchor=tk.NW, text=element.Text, width=width, variable=element.TKIntVar, bd=border_depth, font=font)
element.TKCheckbutton.pack(side=tk.LEFT,padx=element.Pad[0], pady=element.Pad[1])
# ------------------------- PROGRESS BAR element ------------------------- #
elif element_type == ELEM_TYPE_PROGRESS_BAR:
# save this form because it must be 'updated' (refreshed) solely for the purpose of updating bar
width = element_size[0]
fnt = tkinter.font.Font()
char_width = fnt.measure('A') # single character width
progress_length = width*char_width
progress_width = element_size[1]
direction = element.Orientation
if element.BarColor == 'Random' or element.BarColor == 'random':
bar_color = GetRandomColorPair()
elif element.BarColor != (None, None): # if element has a bar color, use it
bar_color = element.BarColor
else:
bar_color = DEFAULT_PROGRESS_BAR_COLOR
element.TKProgressBar = TKProgressBar(tk_row_frame, element.MaxValue, progress_length, progress_width, orientation=direction, BarColor=bar_color, border_width=element.BorderWidth, relief=element.Relief)
s = ttk.Style()
element.TKProgressBar.TKCanvas.pack(side=tk.LEFT, padx=element.Pad[0], pady=element.Pad[1])
# ------------------------- INPUT RADIO BUTTON element ------------------------- #
elif element_type == ELEM_TYPE_INPUT_RADIO:
width = 0 if auto_size_text else element_size[0]
default_value = element.InitialState
ID = element.GroupID
# see if ID has already been placed
value = EncodeRadioRowCol(row_num, col_num) # value to set intvar to if this radio is selected
if ID in MyFlexForm.RadioDict:
RadVar = MyFlexForm.RadioDict[ID]
else:
RadVar = tk.IntVar()
MyFlexForm.RadioDict[ID] = RadVar
element.TKIntVar = RadVar # store the RadVar in Radio object
if default_value: # if this radio is the one selected, set RadVar to match
element.TKIntVar.set(value)
element.TKRadio = tk.Radiobutton(tk_row_frame, anchor=tk.NW, text=element.Text, width=width,
variable=element.TKIntVar, value=value, bd=border_depth, font=font)
element.TKRadio.pack(side=tk.LEFT, padx=element.Pad[0], pady=element.Pad[1])
# ------------------------- INPUT SPIN Box element ------------------------- #
elif element_type == ELEM_TYPE_INPUT_SPIN:
width, height = element_size
width = 0 if auto_size_text else element_size[0]
element.TKStringVar = tk.StringVar()
element.TKSpinBox = tk.Spinbox(tk_row_frame, values=element.Values, textvariable=element.TKStringVar, width=width, bd=border_depth)
element.TKStringVar.set(element.DefaultValue)
element.TKSpinBox.configure(font=font) # set wrap to width of widget
element.TKSpinBox.pack(side=tk.LEFT, padx=element.Pad[0], pady=element.Pad[1])
# ------------------------- OUTPUT element ------------------------- #
elif element_type == ELEM_TYPE_OUTPUT:
width, height = element_size
element.TKOut = TKOutput(tk_row_frame, width=width, height=height, bd=border_depth)
element.TKOut.pack(side=tk.LEFT,padx=element.Pad[0], pady=element.Pad[1])
# ------------------------- IMAGE Box element ------------------------- #
elif element_type == ELEM_TYPE_IMAGE:
photo = tk.PhotoImage(file=element.Filename)
if element_size == (None, None) or element_size == None or element_size == MyFlexForm.DefaultElementSize:
width, height = photo.width(), photo.height()
else:
width, height = element_size
tktext_label = tk.Label(tk_row_frame, image=photo, width=width, height=height, bd=border_depth)
tktext_label.image = photo
# tktext_label.configure(anchor=tk.NW, image=photo)
tktext_label.pack(side=tk.LEFT)
# ------------------------- SLIDER Box element ------------------------- #
elif element_type == ELEM_TYPE_INPUT_SLIDER:
slider_length = element_size[0] * CharWidthInPixels()
slider_width = element_size[1]
element.TKIntVar = tk.IntVar()
element.TKIntVar.set(element.DefaultValue)
if element.Orientation[0] == 'v':
range_from = element.Range[1]
range_to = element.Range[0]
else:
range_from = element.Range[0]
range_to = element.Range[1]
tkscale = tk.Scale(tk_row_frame, orient=element.Orientation, variable=element.TKIntVar, from_=range_from, to_=range_to, length=slider_length, width=slider_width , bd=element.BorderWidth, relief=element.Relief, font=font)
# tktext_label.configure(anchor=tk.NW, image=photo)
tkscale.pack(side=tk.LEFT)
#............................DONE WITH ROW pack the row of widgets ..........................#
# done with row, pack the row of widgets
tk_row_frame.grid(row=row_num+2, sticky=tk.W, padx=DEFAULT_MARGINS[0])
if not MyFlexForm.IsTabbedForm:
MyFlexForm.TKroot.configure(padx=DEFAULT_MARGINS[0], pady=DEFAULT_MARGINS[1])
else: MyFlexForm.ParentWindow.configure(padx=DEFAULT_MARGINS[0], pady=DEFAULT_MARGINS[1])
#....................................... DONE creating and laying out window ..........................#
if MyFlexForm.IsTabbedForm:
master = MyFlexForm.ParentWindow
screen_width = master.winfo_screenwidth() # get window info to move to middle of screen
screen_height = master.winfo_screenheight()
if MyFlexForm.Location != (None, None):
x,y = MyFlexForm.Location
else:
master.update_idletasks() # don't forget
win_width = master.winfo_width()
win_height = master.winfo_height()
x = screen_width/2 -win_width/2
y = screen_height/2 - win_height/2
if y+win_height > screen_height:
y = screen_height-win_height
if x+win_width > screen_width:
x = screen_width-win_width
move_string = '+%i+%i'%(int(x),int(y))
master.geometry(move_string)
master.update_idletasks() # don't forget
return
# ----====----====----====----====----==== STARTUP TK ====----====----====----====----====----#
def ShowTabbedForm(title, *args, auto_close=False, auto_close_duration=DEFAULT_AUTOCLOSE_TIME, fav_icon=DEFAULT_WINDOW_ICON):
global _my_windows
uber = UberForm()
root = tk.Tk()
uber.TKroot = root
if title is not None:
root.title(title)
if not len(args):
('******************* SHOW TABBED FORMS ERROR .... no arguments')
return
tab_control = ttk.Notebook(root)
for num,x in enumerate(args):
form, rows, tab_name = x
form.AddRows(rows)
tab = ttk.Frame(tab_control) # Create tab 1
tab_control.add(tab, text=tab_name) # Add tab 1
# tab_control.configure(text='new text')
tab_control.grid(row=0, sticky=tk.W)
form.TKTabControl = tab_control
form.TKroot = tab
form.IsTabbedForm = True
form.ParentWindow = root
ConvertFlexToTK(form)
form.UberParent = uber
uber.AddForm(form)
uber.FormReturnValues.append(form.ReturnValues)
# dangerous?? or clever? use the final form as a callback for autoclose
id = root.after(auto_close_duration * 1000, form.AutoCloseAlarmCallback) if auto_close else 0
icon = fav_icon if not _my_windows.user_defined_icon else _my_windows.user_defined_icon
try: uber.TKroot.iconbitmap(icon)
except: pass
root.mainloop()
if id: root.after_cancel(id)
uber.TKrootDestroyed = True
return uber.FormReturnValues
# ----====----====----====----====----==== STARTUP TK ====----====----====----====----====----#
def StartupTK(my_flex_form):
global _my_windows
ow = _my_windows.NumOpenWindows
root = tk.Tk() if not ow else tk.Toplevel()
_my_windows.NumOpenWindows += 1
my_flex_form.TKroot = root
# root.protocol("WM_DELETE_WINDOW", MyFlexForm.DestroyedCallback())
# root.bind('<Destroy>', MyFlexForm.DestroyedCallback())
ConvertFlexToTK(my_flex_form)
my_flex_form.SetIcon(my_flex_form.WindowIcon)
if my_flex_form.AutoClose:
duration = DEFAULT_AUTOCLOSE_TIME if my_flex_form.AutoCloseDuration is None else my_flex_form.AutoCloseDuration
my_flex_form.TKAfterID = root.after(duration * 1000, my_flex_form.AutoCloseAlarmCallback)
if my_flex_form.NonBlocking:
my_flex_form.TKroot.protocol("WM_WINDOW_DESTROYED", my_flex_form.OnClosingCallback())
pass
else: # it's a blocking form
my_flex_form.TKroot.mainloop()
_my_windows.NumOpenWindows -= 1 * (_my_windows.NumOpenWindows != 0) # decrement if not 0
if my_flex_form.RootNeedsDestroying:
my_flex_form.TKroot.destroy()
my_flex_form.RootNeedsDestroying = False
return
# ==============================_GetNumLinesNeeded ==#
# Helper function for determining how to wrap text #
# ===================================================#
def _GetNumLinesNeeded(text, max_line_width):
if max_line_width == 0:
return 1
lines = text.split('\n')
num_lines = len(lines) # number of original lines of text
max_line_len = max([len(l) for l in lines]) # longest line
lines_used = []
for L in lines:
lines_used.append(len(L)//max_line_width + (len(L) % max_line_width > 0)) # fancy math to round up
total_lines_needed = sum(lines_used)
return total_lines_needed
# ------------------------------------------------------------------------------------------------------------------ #
# ===================================== Upper PySimpleGUI ============================================================== #
# Pre-built dialog boxes for all your needs #
# ------------------------------------------------------------------------------------------------------------------ #
# ==================================== MSG BOX =====#
# Display a message wrapping at 60 characters #
# Exits via an OK button2 press #
# Returns nothing #
# ===================================================#
def MsgBox(*args, button_color=None, button_type=MSG_BOX_OK, auto_close=False, auto_close_duration=None, icon=DEFAULT_WINDOW_ICON, line_width=None, font=None):
'''
Show message box. Displays one line per user supplied argument. Takes any Type of variable to display.
:param args:
:param button_color:
:param button_type:
:param auto_close:
:param auto_close_duration:
:param icon:
:param line_width:
:param font:
:return:
'''
if not args:
args_to_print = ['']
else:
args_to_print = args
if line_width != None:
local_line_width = line_width
else:
local_line_width = MESSAGE_BOX_LINE_WIDTH
with FlexForm(args_to_print[0], auto_size_text=True, button_color=button_color, auto_close=auto_close, auto_close_duration=auto_close_duration, icon=icon, font=font) as form:
max_line_total, total_lines = 0,0
for message in args_to_print:
# fancy code to check if string and convert if not is not need. Just always convert to string :-)
# if not isinstance(message, str): message = str(message)
message = str(message)
if message.count('\n'):
message_wrapped = message
else:
message_wrapped = textwrap.fill(message, local_line_width)
message_wrapped_lines = message_wrapped.count('\n')+1
longest_line_len = max([len(l) for l in message.split('\n')])
width_used = min(longest_line_len, local_line_width)
max_line_total = max(max_line_total, width_used)
# height = _GetNumLinesNeeded(message, width_used)
height = message_wrapped_lines
form.AddRow(Text(message_wrapped, auto_size_text=True))
total_lines += height
pad = max_line_total-15 if max_line_total > 15 else 1
pad =1
# show either an OK or Yes/No depending on paramater
if button_type is MSG_BOX_YES_NO:
form.AddRow(Text('', size=(pad, 1), auto_size_text=False), Yes(button_color=button_color), No(
button_color=button_color))
(button_text, values) = form.Show()
return button_text == 'Yes'
elif button_type is MSG_BOX_CANCELLED:
form.AddRow(Text('', size=(pad, 1), auto_size_text=False), SimpleButton('Cancelled', button_color=button_color))
elif button_type is MSG_BOX_ERROR:
form.AddRow(Text('', size=(pad, 1), auto_size_text=False), SimpleButton('ERROR', size=(5, 1), button_color=button_color))
elif button_type is MSG_BOX_OK_CANCEL:
form.AddRow(Text('', size=(pad, 1), auto_size_text=False), SimpleButton('OK', size=(5, 1), button_color=button_color),
SimpleButton('Cancel', size=(5, 1), button_color=button_color))
else:
form.AddRow(Text('', size=(pad, 1), auto_size_text=False), SimpleButton('OK', size=(5, 1), button_color=button_color))
button, values = form.Show()
return button
# ============================== MsgBoxAutoClose====#
# Lazy function. Same as calling MsgBox with parms #
# ===================================================#
def MsgBoxAutoClose(*args, button_color=None, auto_close=True, auto_close_duration=DEFAULT_AUTOCLOSE_TIME, font=None):
'''
Display a standard MsgBox that will automatically close after a specified amount of time
:param args:
:param button_color:
:param auto_close:
:param auto_close_duration:
:param font:
:return:
'''
MsgBox(*args, button_color=button_color, auto_close=auto_close, auto_close_duration=auto_close_duration, font=font)
return
# ============================== MsgBoxError =====#
# Like MsgBox but presents RED BUTTONS #
# ===================================================#
def MsgBoxError(*args, button_color=DEFAULT_ERROR_BUTTON_COLOR, auto_close=False, auto_close_duration=None, font=None):
'''
Display a MsgBox with a red button
:param args:
:param button_color:
:param auto_close:
:param auto_close_duration:
:param font:
:return:
'''
MsgBox(*args, button_color=button_color, auto_close=auto_close, auto_close_duration=auto_close_duration, font=font)
return
# ============================== MsgBoxCancel =====#
# #
# ===================================================#
def MsgBoxCancel(*args, button_color=DEFAULT_CANCEL_BUTTON_COLOR, auto_close=False, auto_close_duration=None, font=None):
'''
Display a MsgBox with a single "Cancel" button.
:param args:
:param button_color:
:param auto_close:
:param auto_close_duration:
:param font:
:return:
'''
MsgBox(*args, button_type=MSG_BOX_CANCELLED, button_color=button_color, auto_close=auto_close, auto_close_duration=auto_close_duration, font=font)
return
# ============================== MsgBoxOK =====#
# Like MsgBox but only 1 button #
# ===================================================#
def MsgBoxOK(*args, button_color=('white', 'black'), auto_close=False, auto_close_duration=None, font=None):
'''
Display a MsgBox with a single buttoned labelled "OK"
:param args:
:param button_color:
:param auto_close:
:param auto_close_duration:
:param font:
:return:
'''
MsgBox(*args, button_type=MSG_BOX_OK, button_color=button_color, auto_close=auto_close, auto_close_duration=auto_close_duration, font=font)
return
# ============================== MsgBoxOKCancel ====#
# Like MsgBox but presents OK and Cancel buttons #
# ===================================================#
def MsgBoxOKCancel(*args, button_color=None, auto_close=False, auto_close_duration=None, font=None):
'''
Display MsgBox with 2 buttons, "OK" and "Cancel"
:param args:
:param button_color:
:param auto_close:
:param auto_close_duration:
:param font:
:return:
'''
result = MsgBox(*args, button_type=MSG_BOX_OK_CANCEL, button_color=button_color, auto_close=auto_close, auto_close_duration=auto_close_duration, font=font)
return result
# ==================================== YesNoBox=====#
# Like MsgBox but presents Yes and No buttons #
# Returns True if Yes was pressed else False #
# ===================================================#
def MsgBoxYesNo(*args, button_color=None, auto_close=False, auto_close_duration=None, font=None):
'''
Display MsgBox with 2 buttons, "Yes" and "No"
:param args:
:param button_color:
:param auto_close:
:param auto_close_duration:
:param font:
:return:
'''
result = MsgBox(*args, button_type=MSG_BOX_YES_NO, button_color=button_color, auto_close=auto_close, auto_close_duration=auto_close_duration, font=font)
return result
# ============================== PROGRESS METER ========================================== #
def ConvertArgsToSingleString(*args):
max_line_total, width_used , total_lines, = 0,0,0
single_line_message = ''
# loop through args and built a SINGLE string from them
for message in args:
# fancy code to check if string and convert if not is not need. Just always convert to string :-)
# if not isinstance(message, str): message = str(message)
message = str(message)
longest_line_len = max([len(l) for l in message.split('\n')])
width_used = min(longest_line_len, MESSAGE_BOX_LINE_WIDTH)
max_line_total = max(max_line_total, width_used)
lines_needed = _GetNumLinesNeeded(message, width_used)
total_lines += lines_needed
single_line_message += message + '\n'
return single_line_message, width_used, total_lines
# ============================== ProgressMeter =====#
# ===================================================#
def ProgressMeter(title, max_value, *args, orientation=None, bar_color=DEFAULT_PROGRESS_BAR_COLOR, button_color=None, size=DEFAULT_PROGRESS_BAR_SIZE, scale=(None, None), border_width=None):
'''
Create and show a form on tbe caller's behalf.
:param title:
:param max_value:
:param args: ANY number of arguments the caller wants to display
:param orientation:
:param bar_color:
:param size:
:param scale:
:param Style:
:param StyleOffset:
:return: ProgressBar object that is in the form
'''
local_orientation = DEFAULT_METER_ORIENTATION if orientation is None else orientation
local_border_width = DEFAULT_PROGRESS_BAR_BORDER_WIDTH if border_width is None else border_width
target = (0,0) if local_orientation[0].lower() == 'h' else (0,1)
bar2 = ProgressBar(max_value, orientation=local_orientation, size=size, bar_color=bar_color, scale=scale, target=target, border_width=local_border_width)
form = FlexForm(title, auto_size_text=True)
# Form using a horizontal bar
if local_orientation[0].lower() == 'h':
single_line_message, width, height = ConvertArgsToSingleString(*args)
bar2.TextToDisplay = single_line_message
bar2.MaxValue = max_value
bar2.CurrentValue = 0
form.AddRow(Text(single_line_message, size=(width + 20, height + 3), auto_size_text=True))
form.AddRow((bar2))
form.AddRow((Cancel(button_color=button_color)))
else:
single_line_message, width, height = ConvertArgsToSingleString(*args)
bar2.TextToDisplay = single_line_message
bar2.MaxValue = max_value
bar2.CurrentValue = 0
form.AddRow(bar2, Text(single_line_message, size=(width +20, height + 3), auto_size_text=True))
form.AddRow((Cancel(button_color=button_color)))
form.NonBlocking = True
form.Show(non_blocking= True)
return bar2
# ============================== ProgressMeterUpdate =====#
def ProgressMeterUpdate(bar, value, *args):
'''
Update the progress meter for a form
:param form: class ProgressBar
:param value: int
:return: True if not cancelled, OK....False if Error
'''
global _my_windows
if bar == None: return False
if bar.BarExpired: return False
message, w, h = ConvertArgsToSingleString(*args)
bar.TextToDisplay = message
bar.CurrentValue = value
rc = bar.UpdateBar(value)
if value >= bar.MaxValue or not rc:
bar.BarExpired = True
bar.ParentForm.Close()
if bar.ParentForm.RootNeedsDestroying:
try:
_my_windows.NumOpenWindows -= 1 * (_my_windows.NumOpenWindows != 0) # decrement if not 0
bar.ParentForm.TKroot.destroy()
except: pass
bar.ParentForm.RootNeedsDestroying = False
bar.ParentForm.__del__()
return False
return rc
# ============================== EASY PROGRESS METER ========================================== #
# class to hold the easy meter info (a global variable essentialy)
class EasyProgressMeterDataClass():
def __init__(self, title='', current_value=1, max_value=10, start_time=None, stat_messages=()):
self.Title = title
self.CurrentValue = current_value
self.MaxValue = max_value
self.StartTime = start_time
self.StatMessages = stat_messages
self.ParentForm = None
self.MeterID = None
# =========================== COMPUTE PROGRESS STATS ======================#
def ComputeProgressStats(self):
utc = datetime.datetime.utcnow()
time_delta = utc - self.StartTime
total_seconds = time_delta.total_seconds()
if not total_seconds:
total_seconds = 1
try:
time_per_item = total_seconds / self.CurrentValue
except:
time_per_item = 1
seconds_remaining = (self.MaxValue - self.CurrentValue) * time_per_item
time_remaining = str(datetime.timedelta(seconds=seconds_remaining))
time_remaining_short = (time_remaining).split(".")[0]
time_delta_short = str(time_delta).split(".")[0]
total_time = time_delta + datetime.timedelta(seconds=seconds_remaining)
total_time_short = str(total_time).split(".")[0]
self.StatMessages = [
'{} of {}'.format(self.CurrentValue, self.MaxValue),
'{} %'.format(100*self.CurrentValue//self.MaxValue),
'',
' {:6.2f} Iterations per Second'.format(self.CurrentValue/total_seconds),
' {:6.2f} Seconds per Iteration'.format(total_seconds/(self.CurrentValue if self.CurrentValue else 1)),
'',
'{} Elapsed Time'.format(time_delta_short),
'{} Time Remaining'.format(time_remaining_short),
'{} Estimated Total Time'.format(total_time_short)]
return
# ============================== EasyProgressMeter =====#
def EasyProgressMeter(title, current_value, max_value, *args, orientation=None, bar_color=DEFAULT_PROGRESS_BAR_COLOR, button_color=None, size=DEFAULT_PROGRESS_BAR_SIZE, scale=(None, None), border_width=None):
'''
A ONE-LINE progress meter. Add to your code where ever you need a meter. No need for a second
function call before your loop. You've got enough code to write!
:param title: Title will be shown on the window
:param current_value: Current count of your items
:param max_value: Max value your count will ever reach. This indicates it should be closed
:param args: VARIABLE number of arguements... you request it, we'll print it no matter what the item!
:param orientation:
:param bar_color:
:param size:
:param scale:
:param Style:
:param StyleOffset:
:return: False if should stop the meter
'''
local_border_width = DEFAULT_PROGRESS_BAR_BORDER_WIDTH if not border_width else border_width
# STATIC VARIABLE!
# This is a very clever form of static variable using a function attribute
# If the variable doesn't yet exist, then it will create it and initialize with the 3rd parameter
EasyProgressMeter.EasyProgressMeterData = getattr(EasyProgressMeter, 'EasyProgressMeterData', EasyProgressMeterDataClass())
# if no meter currently running
if EasyProgressMeter.EasyProgressMeterData.MeterID is None: # Starting a new meter
if int(current_value) >= int(max_value):
return False
del(EasyProgressMeter.EasyProgressMeterData)
EasyProgressMeter.EasyProgressMeterData = EasyProgressMeterDataClass(title, 1, int(max_value), datetime.datetime.utcnow(), [])
EasyProgressMeter.EasyProgressMeterData.ComputeProgressStats()
message = "\n".join([line for line in EasyProgressMeter.EasyProgressMeterData.StatMessages])
EasyProgressMeter.EasyProgressMeterData.MeterID = ProgressMeter(title, int(max_value), message, *args, orientation=orientation, bar_color=bar_color, size=size, scale=scale, button_color=button_color, border_width=local_border_width)
EasyProgressMeter.EasyProgressMeterData.ParentForm = EasyProgressMeter.EasyProgressMeterData.MeterID.ParentForm
return True
# if exactly the same values as before, then ignore.
if EasyProgressMeter.EasyProgressMeterData.MaxValue == max_value and EasyProgressMeter.EasyProgressMeterData.CurrentValue == current_value:
return True
if EasyProgressMeter.EasyProgressMeterData.MaxValue != int(max_value):
EasyProgressMeter.EasyProgressMeterData.MeterID = None
EasyProgressMeter.EasyProgressMeterData.ParentForm = None
del(EasyProgressMeter.EasyProgressMeterData)
EasyProgressMeter.EasyProgressMeterData = EasyProgressMeterDataClass() # setup a new progress meter
return True # HAVE to return TRUE or else the new meter will thing IT is failing when it hasn't
EasyProgressMeter.EasyProgressMeterData.CurrentValue = int(current_value)
EasyProgressMeter.EasyProgressMeterData.MaxValue = int(max_value)
EasyProgressMeter.EasyProgressMeterData.ComputeProgressStats()
message = ''
for line in EasyProgressMeter.EasyProgressMeterData.StatMessages:
message = message + str(line) + '\n'
message = "\n".join(EasyProgressMeter.EasyProgressMeterData.StatMessages)
args= args + (message,)
rc = ProgressMeterUpdate(EasyProgressMeter.EasyProgressMeterData.MeterID, current_value, *args)
# if counter >= max then the progress meter is all done. Indicate none running
if current_value >= EasyProgressMeter.EasyProgressMeterData.MaxValue or not rc:
EasyProgressMeter.EasyProgressMeterData.MeterID = None
del(EasyProgressMeter.EasyProgressMeterData)
EasyProgressMeter.EasyProgressMeterData = EasyProgressMeterDataClass() # setup a new progress meter
return False # even though at the end, return True so don't cause error with the app
return rc # return whatever the update told us
def EasyProgressMeterCancel(title, *args):
EasyProgressMeter.EasyProgressMeterData = getattr(EasyProgressMeter, 'EasyProgressMeterData', EasyProgressMeterDataClass())
if EasyProgressMeter.EasyProgressMeterData.MeterID is not None:
# tell the normal meter update that we're at max value which will close the meter
rc = EasyProgressMeter(title, EasyProgressMeter.EasyProgressMeterData.MaxValue, EasyProgressMeter.EasyProgressMeterData.MaxValue, ' *** CANCELLING ***', 'Caller requested a cancel', *args)
return rc
return True
def GetRandomColor():
nums = randint(0,255), randint(0,255), randint(0,255)
color_code ='#' + ''.join('{:02X}'.format(a) for a in nums)
return color_code
def GetRandomColorPair():
fg = GetRandomColor()
bg = GetComplimentaryHex(fg)
color_code = (fg, bg)
return color_code
# input is #RRGGBB
# output is #RRGGBB
def GetComplimentaryHex(color):
# strip the # from the beginning
color = color[1:]
# convert the string into hex
color = int(color, 16)
# invert the three bytes
# as good as substracting each of RGB component by 255(FF)
comp_color = 0xFFFFFF ^ color
# convert the color back to hex by prefixing a #
comp_color = "#%06X" % comp_color
return comp_color
# ======================== EasyPrint =====#
# ===================================================#
_easy_print_data = None # global variable... I'm cheating
class DebugWin():
def __init__(self, size=(None, None)):
# Show a form that's a running counter
win_size = size if size !=(None, None) else DEFAULT_DEBUG_WINDOW_SIZE
self.form = FlexForm('Debug Window', auto_size_text=True, font=('Courier New', 12))
self.output_element = Output(size=win_size)
self.form_rows = [[Text('EasyPrint Output')],
[self.output_element],
[Quit()]]
self.form.AddRows(self.form_rows)
self.form.Show(non_blocking=True) # Show a ;non-blocking form, returns immediately
return
def Print(self, *args, end=None, sep=None):
sepchar = sep if sep is not None else ' '
endchar = end if end is not None else '\n'
print(*args, sep=sepchar, end=endchar)
# for a in args:
# msg = str(a)
# print(msg, end="", sep=sepchar)
# print(1, 2, 3, sep='-')
# if end is None:
# print("")
self.form.Refresh()
def Close(self):
self.form.CloseNonBlockingForm()
self.form.__del__()
def Print(*args, size=(None,None), end=None, sep=None):
EasyPrint(*args, size=size, end=end, sep=sep)
def PrintClose():
EasyPrintClose()
def eprint(*args, size=(None,None), end=None, sep=None):
EasyPrint(*args, size=size, end=end, sep=sep)
def EasyPrint(*args, size=(None,None), end=None, sep=None):
if 'easy_print_data' not in EasyPrint.__dict__: # use a function property to save DebugWin object (static variable)
EasyPrint.easy_print_data = DebugWin(size=size)
if EasyPrint.easy_print_data is None:
EasyPrint.easy_print_data = DebugWin(size=size)
EasyPrint.easy_print_data.Print(*args, end=end, sep=sep)
def EasyPrintClose():
if 'easy_print_data' in EasyPrint.__dict__:
if EasyPrint.easy_print_data is not None:
EasyPrint.easy_print_data.Close()
EasyPrint.easy_print_data = None
# del EasyPrint.easy_print_data
# ======================== Scrolled Text Box =====#
# ===================================================#
def ScrolledTextBox(*args, button_color=None, yes_no=False, auto_close=False, auto_close_duration=None, height=None):
if not args: return
with FlexForm(args[0], auto_size_text=True, button_color=button_color, auto_close=auto_close, auto_close_duration=auto_close_duration) as form:
max_line_total, max_line_width, total_lines, height_computed = 0,0,0,0
complete_output = ''
for message in args:
# fancy code to check if string and convert if not is not need. Just always convert to string :-)
# if not isinstance(message, str): message = str(message)
message = str(message)
longest_line_len = max([len(l) for l in message.split('\n')])
width_used = min(longest_line_len, MESSAGE_BOX_LINE_WIDTH)
max_line_total = max(max_line_total, width_used)
max_line_width = MESSAGE_BOX_LINE_WIDTH
lines_needed = _GetNumLinesNeeded(message, width_used)
height_computed += lines_needed
complete_output += message + '\n'
total_lines += lines_needed
height_computed = MAX_SCROLLED_TEXT_BOX_HEIGHT if height_computed > MAX_SCROLLED_TEXT_BOX_HEIGHT else height_computed
if height:
height_computed = height
form.AddRow(Multiline(complete_output, size=(max_line_width, height_computed)), auto_size_text=True)
pad = max_line_total-15 if max_line_total > 15 else 1
# show either an OK or Yes/No depending on paramater
if yes_no:
form.AddRow(Text('', size=(pad, 1), auto_size_text=False), Yes(), No())
(button_text, values) = form.Show()
return button_text == 'Yes'
else:
form.AddRow(Text('', size=(pad, 1), auto_size_text=False), SimpleButton('OK', size=(5, 1), button_color=button_color))
form.Show()
# ---------------------------------------------------------------------- #
# GetPathBox #
# Pre-made dialog that looks like this roughly #
# MESSAGE #
# __________________________ #
# |__________________________| (BROWSE) #
# (SUBMIT) (CANCEL) #
# RETURNS two values: #
# True/False, path #
# (True if Submit was pressed, false otherwise) #
# ---------------------------------------------------------------------- #
def GetPathBox(title, message, default_path='', button_color=None, size=(None, None)):
with FlexForm(title, auto_size_text=True, button_color=button_color) as form:
layout = [[Text(message, auto_size_text=True)],
[InputText(default_text=default_path, size=size), FolderBrowse()],
[Submit(), Cancel()]]
(button, input_values) = form.LayoutAndShow(layout)
if button != 'Submit':
return False,None
else:
path = input_values[0]
return True, path
# ============================== GetFileBox =========#
# Like the Get folder box but for files #
# ===================================================#
def GetFileBox(title, message, default_path='', file_types=(("ALL Files", "*.*"),), button_color=None, size=(None, None)):
with FlexForm(title, auto_size_text=True, button_color=button_color) as form:
layout = [[Text(message, auto_size_text=True)],
[InputText(default_text=default_path, size=size), FileBrowse(file_types=file_types)],
[Submit(), Cancel()]]
(button, input_values) = form.LayoutAndShow(layout)
if button != 'Submit':
return False,None
else:
path = input_values[0]
return True, path
# ============================== GetTextBox =========#
# Get a single line of text #
# ===================================================#
def GetTextBox(title, message, Default='', button_color=None, size=(None, None)):
with FlexForm(title, auto_size_text=True, button_color=button_color) as form:
layout = [[Text(message, auto_size_text=True)],
[InputText(default_text=Default, size=size)],
[Submit(), Cancel()]]
(button, input_values) = form.LayoutAndShow(layout)
if button != 'Submit':
return False,None
else:
return True, input_values[0]
# ============================== SetGlobalIcon ======#
# Sets the icon to be used by default #
# ===================================================#
def SetGlobalIcon(icon):
global _my_windows
try:
with open(icon, 'r') as icon_file:
pass
except:
raise FileNotFoundError
_my_windows.user_defined_icon = icon
return True
# ============================== SetOptions =========#
# Sets the icon to be used by default #
# ===================================================#
def SetOptions(icon=None, button_color=(None,None), element_size=(None,None), margins=(None,None),
element_padding=(None,None),auto_size_text=None, font=None, border_width=None,
slider_border_width=None, slider_relief=None, slider_orientation=None,
autoclose_time=None, message_box_line_width=None,
progress_meter_border_depth=None, text_justification=None, debug_win_size=(None,None)):
global DEFAULT_ELEMENT_SIZE
global DEFAULT_MARGINS # Margins for each LEFT/RIGHT margin is first term
global DEFAULT_ELEMENT_PADDING # Padding between elements (row, col) in pixels
global DEFAULT_AUTOSIZE_TEXT
global DEFAULT_FONT
global DEFAULT_BORDER_WIDTH
global DEFAULT_AUTOCLOSE_TIME
global DEFAULT_BUTTON_COLOR
global MESSAGE_BOX_LINE_WIDTH
global DEFAULT_PROGRESS_BAR_BORDER_WIDTH
global DEFAULT_TEXT_JUSTIFICATION
global DEFAULT_DEBUG_WINDOW_SIZE
global DEFAULT_SLIDER_BORDER_WIDTH
global DEFAULT_SLIDER_RELIEF
global DEFAULT_SLIDER_ORIENTATION
global _my_windows
if icon:
try:
with open(icon, 'r') as icon_file:
pass
except:
raise FileNotFoundError
_my_windows.user_defined_icon = icon
if button_color != (None,None):
DEFAULT_BUTTON_COLOR = (button_color[0], button_color[1])
if element_size != (None,None):
DEFAULT_ELEMENT_SIZE = element_size
if margins != (None,None):
DEFAULT_MARGINS = margins
if element_padding != (None,None):
DEFAULT_ELEMENT_PADDING = element_padding
if auto_size_text:
DEFAULT_AUTOSIZE_TEXT = auto_size_text
if font !=None:
DEFAULT_FONT = font
if border_width != None:
DEFAULT_BORDER_WIDTH = border_width
if autoclose_time != None:
DEFAULT_AUTOCLOSE_TIME = autoclose_time
if message_box_line_width != None:
MESSAGE_BOX_LINE_WIDTH = message_box_line_width
if progress_meter_border_depth != None:
DEFAULT_PROGRESS_BAR_BORDER_WIDTH = progress_meter_border_depth
if slider_border_width != None:
DEFAULT_SLIDER_BORDER_WIDTH = slider_border_width
if slider_orientation != None:
DEFAULT_SLIDER_ORIENTATION = slider_orientation
if slider_relief != None:
DEFAULT_SLIDER_RELIEF = slider_relief
if text_justification != None:
DEFAULT_TEXT_JUSTIFICATION = text_justification
if debug_win_size != (None,None):
DEFAULT_DEBUG_WINDOW_SIZE = debug_win_size
return True
# ============================== sprint ======#fddddddddddddddddddddddd
# Is identical to the Scrolled Text Box #
# Provides a crude 'print' mechanism but in a #
# GUI environment #
# ============================================#
sprint=ScrolledTextBox
# Converts an object's contents into a nice printable string. Great for dumping debug data
def ObjToString_old(obj):
return str(obj.__class__) + '\n' + '\n'.join(
(repr(item) + ' = ' + repr(obj.__dict__[item]) for item in sorted(obj.__dict__)))
def ObjToString(obj, extra=' '):
return str(obj.__class__) + '\n' + '\n'.join(
(extra + (str(item) + ' = ' +
(ObjToString(obj.__dict__[item], extra + ' ') if hasattr(obj.__dict__[item], '__dict__') else str(
obj.__dict__[item])))
for item in sorted(obj.__dict__)))
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