def add_link(self):
def ok(eveny=None):
lien = link.get()
txt = text.get()
if lien:
if not txt:
txt = lien
self.nb_links += 1
if self.txt.tag_ranges("sel"):
index = self.txt.index("sel.first")
self.txt.delete('sel.first', 'sel.last')
else:
index = "current"
tags = self.txt.tag_names(index) + ("link",
"link#%i" % self.nb_links)
self.txt.insert("current", txt, tags)
if not lien[:4] == "http":
lien = "http://" + lien
self.links[self.nb_links] = lien
self.txt.tag_bind("link#%i" % self.nb_links, "<Button-1>",
lambda e: open_url(lien))
top.destroy()
top = Toplevel(self)
top.transient(self)
top.update_idletasks()
top.geometry("+%i+%i" % top.winfo_pointerxy())
top.grab_set()
top.resizable(True, False)
top.title(_("Link"))
top.columnconfigure(1, weight=1)
text = Entry(top)
link = Entry(top)
if self.txt.tag_ranges('sel'):
txt = self.txt.get('sel.first', 'sel.last')
else:
txt = ''
text.insert(0, txt)
text.icursor("end")
Label(top, text=_("Text")).grid(row=0,
column=0,
sticky="e",
padx=4,
pady=4)
Label(top, text=_("Link")).grid(row=1,
column=0,
sticky="e",
padx=4,
pady=4)
text.grid(row=0, column=1, sticky="ew", padx=4, pady=4)
link.grid(row=1, column=1, sticky="ew", padx=4, pady=4)
Button(top, text="Ok", command=ok).grid(row=2,
columnspan=2,
padx=4,
pady=4)
text.focus_set()
text.bind("<Return>", ok)
link.bind("<Return>", ok)
def add_latex(self, img_name=None):
def ok(event):
latex = r'%s' % text.get()
if latex:
if img_name is None:
l = [
int(os.path.splitext(f)[0])
for f in os.listdir(PATH_LATEX)
]
l.sort()
if l:
i = l[-1] + 1
else:
i = 0
img = "%i.png" % i
self.txt.tag_bind(img, '<Double-Button-1>',
lambda e: self.add_latex(img))
self.latex[img] = latex
else:
img = img_name
im = os.path.join(PATH_LATEX, img)
try:
math_to_image(latex,
im,
fontsize=CONFIG.getint("Font", "text_size") -
2)
self.images.append(PhotoImage(file=im, master=self))
if self.txt.tag_ranges("sel"):
index = self.txt.index("sel.first")
self.txt.delete('sel.first', 'sel.last')
else:
index = self.txt.index("current")
self.txt.image_create(index,
image=self.images[-1],
name=im)
self.txt.tag_add(img, index)
top.destroy()
except Exception as e:
showerror(_("Error"), str(e))
top = Toplevel(self)
top.transient(self)
top.update_idletasks()
top.geometry("+%i+%i" % top.winfo_pointerxy())
top.grab_set()
top.resizable(True, False)
top.title("LaTex")
text = Entry(top, justify='center')
if img_name is not None:
text.insert(0, self.latex[img_name])
else:
if self.txt.tag_ranges('sel'):
text.insert(0, self.txt.get('sel.first', 'sel.last'))
else:
text.insert(0, '$$')
text.icursor(1)
text.pack(fill='x', expand=True)
text.bind('<Return>', ok)
text.focus_set()
class EmpDatTableCanvas(TableCanvas):
"""
Override for TableCanvas
"""
def __init__(self,
*args,
col_modifiers: dict = None,
on_change=None,
on_unsaved=None,
on_selected=None,
**kwargs):
"""
TableCanvas constructor
:param args: blanket passthrough
:param col_modifiers: dictionary modifying column entry
Example:
{
0: {
'read_only': True
},
1: {
'options': ['A', 'B', 'C"] # Options A, B, and C
},
2: {
'render_as': lambda X: Y # Render X as Y
}
}
:param on_change: callback called on every change
:param on_unsaved: callback called on every change, passes 1 parameter
on whether there are pending changes
:param on_selected: callback called on when a row is selected
:param kwargs: blanket passthrough
"""
super().__init__(*args, **kwargs)
self.col_modifiers = col_modifiers
self.unsaved = set()
self.on_change = on_change
self.on_unsaved = on_unsaved
self.on_selected = on_selected
def drawText(self, row, col, celltxt, fgcolor=None, align=None):
"""Draw the text inside a cell area"""
col_name = self.model.getColumnName(col)
if col_name in self.col_modifiers and 'render_as' in self.col_modifiers[
col_name]:
celltxt = self.col_modifiers[col_name]['render_as'](celltxt)
if len(celltxt) == 0 or celltxt == 'None':
celltxt = ''
self.delete('celltext' + str(col) + '_' + str(row))
h = self.rowheight
x1, y1, x2, y2 = self.getCellCoords(row, col)
w = x2 - x1
wrap = False
pad = 5
# If celltxt is a number then we make it a string
if type(celltxt) is float or type(celltxt) is int:
celltxt = str(celltxt)
length = len(celltxt)
if length == 0:
return
# if cell width is less than x, print nothing
if w <= 10:
return
if fgcolor == None or fgcolor == "None":
fgcolor = 'black'
if align == None:
align = 'w'
if align == 'w':
x1 = x1 - w / 2 + pad
elif align == 'e':
x1 = x1 + w / 2 - pad
if w < 18:
celltxt = '.'
else:
fontsize = self.fontsize
colname = self.model.getColumnName(col)
# scaling between canvas and text normalised to about font 14
scale = 8.5 * float(fontsize) / 12
size = length * scale
if size > w:
newlength = w / scale
# print w, size, length, newlength
celltxt = celltxt[0:int(math.floor(newlength))]
# if celltxt is dict then we are drawing a hyperlink
if self.isLink(celltxt) == True:
haslink = 0
linktext = celltxt['text']
if len(linktext) > w / scale or w < 28:
linktext = linktext[0:int(w / fontsize * 1.2) - 2] + '..'
if celltxt['link'] != None and celltxt['link'] != '':
f, s = self.thefont
linkfont = (f, s, 'underline')
linkcolor = 'blue'
haslink = 1
else:
linkfont = self.thefont
linkcolor = fgcolor
rect = self.create_text(x1 + w / 2,
y1 + h / 2,
text=linktext,
fill=linkcolor,
font=linkfont,
tag=('text', 'hlink', 'celltext' +
str(col) + '_' + str(row)))
if haslink == 1:
self.tag_bind(rect, '<Double-Button-1>', self.check_hyperlink)
# just normal text
else:
rect = self.create_text(x1 + w / 2,
y1 + h / 2,
text=celltxt,
fill=fgcolor,
font=self.thefont,
anchor=align,
tag=('text', 'celltext' + str(col) + '_' +
str(row)))
return
def drawCellEntry(self, row, col, text=None):
"""When the user single/double clicks on a text/number cell, bring up entry window"""
col_name = self.model.getColumnName(col)
if self.read_only or (col_name in self.col_modifiers
and 'read_only' in self.col_modifiers[col_name]
and self.col_modifiers[col_name]['read_only']):
return
# absrow = self.get_AbsoluteRow(row)
height = self.rowheight
model = self.getModel()
cellvalue = self.model.getCellRecord(row, col)
if Formula.isFormula(cellvalue):
return
else:
text = self.model.getValueAt(row, col)
if text == 'None':
text = ''
x1, y1, x2, y2 = self.getCellCoords(row, col)
w = x2 - x1
# Draw an entry window
txtvar = StringVar()
txtvar.set(text)
def callback(e):
value = txtvar.get()
if value == '=':
# do a dialog that gets the formula into a text area
# then they can click on the cells they want
# when done the user presses ok and its entered into the cell
self.cellentry.destroy()
# its all done here..
self.formula_Dialog(row, col)
return
coltype = self.model.getColumnType(col)
if coltype == 'number':
sta = self.checkDataEntry(e)
if sta == 1:
self.unsaved.add(self.model.getRecName(row))
model.setValueAt(value, row, col)
elif coltype == 'text':
self.unsaved.add(self.model.getRecName(row))
model.setValueAt(value, row, col)
color = self.model.getColorAt(row, col, 'fg')
self.drawText(row, col, value, color, align=self.align)
if not isinstance(e, str) and e.keysym == 'Return':
self.delete('entry')
# self.drawRect(row, col)
# self.gotonextCell(e)
if self.on_change:
self.on_change()
if len(self.unsaved) > 0:
self.on_unsaved(False, row, col)
else:
self.on_unsaved(True, row, col)
is_required = True if col_name in self.col_modifiers and \
'required' in self.col_modifiers[col_name] else False
if col_name in self.col_modifiers and 'validator' in self.col_modifiers[
col_name]:
if not is_required and value == '':
self.model.setColorAt(row, col, 'white')
self.redrawCell(row, col)
return
if callable(self.col_modifiers[col_name]['validator']):
if not self.col_modifiers[col_name]['validator'](value):
self.model.setColorAt(row, col, 'coral')
self.redrawCell(row, col)
else:
if not is_valid_against(
self.col_modifiers[col_name]['validator'], value):
self.model.setColorAt(row, col, 'coral')
self.redrawCell(row, col)
return
if col_name in self.col_modifiers and 'options' in self.col_modifiers[
col_name]:
options = list(self.col_modifiers[col_name]['options'])
if cellvalue in options:
first = cellvalue
options.remove(first)
options.insert(0, first)
self.cellentry = OptionMenu(self.parentframe,
txtvar,
*options,
command=callback)
elif col_name in self.col_modifiers and 'date' in self.col_modifiers[
col_name]:
self.cellentry = DateEntry(self.parentframe,
width=20,
textvariable=txtvar,
takefocus=1,
font=self.thefont)
self.cellentry.bind('<<DateEntrySelected>>', callback)
else:
self.cellentry = Entry(self.parentframe,
width=20,
textvariable=txtvar,
takefocus=1,
font=self.thefont)
self.cellentry.selection_range(0, END)
try:
self.cellentry.icursor(END)
except AttributeError:
pass
self.cellentry.bind('<Return>', callback)
self.cellentry.bind('<KeyRelease>', callback)
self.cellentry.focus_set()
self.entrywin = self.create_window(x1 + self.inset,
y1 + self.inset,
width=w - self.inset * 2,
height=height - self.inset * 2,
window=self.cellentry,
anchor='nw',
tag='entry')
return
def handle_left_click(self, event):
"""Respond to a single press"""
self.on_selected()
super().handle_left_click(event)
def popupMenu(self, event, rows=None, cols=None, outside=None):
"""Add left and right click behaviour for canvas, should not have to override
this function, it will take its values from defined dicts in constructor"""
defaultactions = {
"Set Fill Color": lambda: self.setcellColor(rows, cols, key='bg'),
"Set Text Color": lambda: self.setcellColor(rows, cols, key='fg'),
"Copy": lambda: self.copyCell(rows, cols),
"Paste": lambda: self.pasteCell(rows, cols),
"Fill Down": lambda: self.fillDown(rows, cols),
"Fill Right": lambda: self.fillAcross(cols, rows),
"Add Row(s)": lambda: self.addRows(),
"Delete Row(s)": lambda: self.deleteRow(),
"View Record": lambda: self.getRecordInfo(row),
"Clear Data": lambda: self.deleteCells(rows, cols),
"Select All": self.select_All,
"Auto Fit Columns": self.autoResizeColumns,
"Filter Records": self.showFilteringBar,
"New": self.new,
"Load": self.load,
"Save": self.save,
"Import text": self.importTable,
"Export csv": self.exportTable,
"Plot Selected": self.plotSelected,
"Plot Options": self.plotSetup,
"Export Table": self.exportTable,
"Preferences": self.showtablePrefs,
"Formulae->Value": lambda: self.convertFormulae(rows, cols)
}
main = [
"Set Fill Color", "Set Text Color", "Copy", "Paste", "Fill Down",
"Fill Right", "Clear Data"
]
general = [
"Select All", "Auto Fit Columns", "Filter Records", "Preferences"
]
def createSubMenu(parent, label, commands):
menu = Menu(parent, tearoff=0)
popupmenu.add_cascade(label=label, menu=menu)
for action in commands:
menu.add_command(label=action, command=defaultactions[action])
return menu
def add_commands(fieldtype):
"""Add commands to popup menu for column type and specific cell"""
functions = self.columnactions[fieldtype]
for f in functions.keys():
func = getattr(self, functions[f])
popupmenu.add_command(label=f, command=lambda: func(row, col))
return
popupmenu = Menu(self, tearoff=0)
def popupFocusOut(event):
popupmenu.unpost()
if outside == None:
# if outside table, just show general items
row = self.get_row_clicked(event)
col = self.get_col_clicked(event)
coltype = self.model.getColumnType(col)
def add_defaultcommands():
"""now add general actions for all cells"""
for action in main:
if action == 'Fill Down' and (rows == None
or len(rows) <= 1):
continue
if action == 'Fill Right' and (cols == None
or len(cols) <= 1):
continue
else:
popupmenu.add_command(label=action,
command=defaultactions[action])
return
if coltype in self.columnactions:
add_commands(coltype)
add_defaultcommands()
for action in general:
popupmenu.add_command(label=action, command=defaultactions[action])
popupmenu.add_separator()
# createSubMenu(popupmenu, 'File', filecommands)
# createSubMenu(popupmenu, 'Plot', plotcommands)
popupmenu.bind("<FocusOut>", popupFocusOut)
popupmenu.focus_set()
popupmenu.post(event.x_root, event.y_root)
return popupmenu
def focus_set(entry: ttk.Entry):
"""Set initial focus for this class."""
entry.focus_set()
entry.select_range(0, tk.END)
entry.icursor(tk.END)
class FontChooser(Toplevel):
"""Font chooser dialog."""
def __init__(self, master, font_dict={}, text="Abcd", title="Font Chooser",
**kwargs):
"""
Create a new FontChooser instance.
Arguments:
master : Tk or Toplevel instance
master window
font_dict : dict
dictionnary, like the one returned by the ``actual`` method of a ``Font`` object:
::
{'family': str,
'size': int,
'weight': 'bold'/'normal',
'slant': 'italic'/'roman',
'underline': bool,
'overstrike': bool}
text : str
text to be displayed in the preview label
title : str
window title
kwargs : dict
additional keyword arguments to be passed to ``Toplevel.__init__``
"""
Toplevel.__init__(self, master, **kwargs)
self.title(title)
self.resizable(False, False)
self.protocol("WM_DELETE_WINDOW", self.quit)
self._validate_family = self.register(self.validate_font_family)
self._validate_size = self.register(self.validate_font_size)
# --- variable storing the chosen font
self.res = ""
style = Style(self)
style.configure("prev.TLabel", background="white")
bg = style.lookup("TLabel", "background")
self.configure(bg=bg)
# --- family list
self.fonts = list(set(families()))
self.fonts.append("TkDefaultFont")
self.fonts.sort()
for i in range(len(self.fonts)):
self.fonts[i] = self.fonts[i].replace(" ", "\ ")
max_length = int(2.5 * max([len(font) for font in self.fonts])) // 3
self.sizes = ["%i" % i for i in (list(range(6, 17)) + list(range(18, 32, 2)))]
# --- font default
font_dict["weight"] = font_dict.get("weight", "normal")
font_dict["slant"] = font_dict.get("slant", "roman")
font_dict["underline"] = font_dict.get("underline", False)
font_dict["overstrike"] = font_dict.get("overstrike", False)
font_dict["family"] = font_dict.get("family",
self.fonts[0].replace('\ ', ' '))
font_dict["size"] = font_dict.get("size", 10)
# --- creation of the widgets
# ------ style parameters (bold, italic ...)
options_frame = Frame(self, relief='groove', borderwidth=2)
self.font_family = StringVar(self, " ".join(self.fonts))
self.font_size = StringVar(self, " ".join(self.sizes))
self.var_bold = BooleanVar(self, font_dict["weight"] == "bold")
b_bold = Checkbutton(options_frame, text=TR["Bold"],
command=self.toggle_bold,
variable=self.var_bold)
b_bold.grid(row=0, sticky="w", padx=4, pady=(4, 2))
self.var_italic = BooleanVar(self, font_dict["slant"] == "italic")
b_italic = Checkbutton(options_frame, text=TR["Italic"],
command=self.toggle_italic,
variable=self.var_italic)
b_italic.grid(row=1, sticky="w", padx=4, pady=2)
self.var_underline = BooleanVar(self, font_dict["underline"])
b_underline = Checkbutton(options_frame, text=TR["Underline"],
command=self.toggle_underline,
variable=self.var_underline)
b_underline.grid(row=2, sticky="w", padx=4, pady=2)
self.var_overstrike = BooleanVar(self, font_dict["overstrike"])
b_overstrike = Checkbutton(options_frame, text=TR["Overstrike"],
variable=self.var_overstrike,
command=self.toggle_overstrike)
b_overstrike.grid(row=3, sticky="w", padx=4, pady=(2, 4))
# ------ Size and family
self.var_size = StringVar(self)
self.entry_family = Entry(self, width=max_length, validate="key",
validatecommand=(self._validate_family, "%d", "%S",
"%i", "%s", "%V"))
self.entry_size = Entry(self, width=4, validate="key",
textvariable=self.var_size,
validatecommand=(self._validate_size, "%d", "%P", "%V"))
self.list_family = Listbox(self, selectmode="browse",
listvariable=self.font_family,
highlightthickness=0,
exportselection=False,
width=max_length)
self.list_size = Listbox(self, selectmode="browse",
listvariable=self.font_size,
highlightthickness=0,
exportselection=False,
width=4)
scroll_family = Scrollbar(self, orient='vertical',
command=self.list_family.yview)
scroll_size = Scrollbar(self, orient='vertical',
command=self.list_size.yview)
self.preview_font = Font(self, **font_dict)
if len(text) > 30:
text = text[:30]
self.preview = Label(self, relief="groove", style="prev.TLabel",
text=text, font=self.preview_font,
anchor="center")
# --- widget configuration
self.list_family.configure(yscrollcommand=scroll_family.set)
self.list_size.configure(yscrollcommand=scroll_size.set)
self.entry_family.insert(0, font_dict["family"])
self.entry_family.selection_clear()
self.entry_family.icursor("end")
self.entry_size.insert(0, font_dict["size"])
try:
i = self.fonts.index(self.entry_family.get().replace(" ", "\ "))
except ValueError:
# unknown font
i = 0
self.list_family.selection_clear(0, "end")
self.list_family.selection_set(i)
self.list_family.see(i)
try:
i = self.sizes.index(self.entry_size.get())
self.list_size.selection_clear(0, "end")
self.list_size.selection_set(i)
self.list_size.see(i)
except ValueError:
# size not in list
pass
self.entry_family.grid(row=0, column=0, sticky="ew",
pady=(10, 1), padx=(10, 0))
self.entry_size.grid(row=0, column=2, sticky="ew",
pady=(10, 1), padx=(10, 0))
self.list_family.grid(row=1, column=0, sticky="nsew",
pady=(1, 10), padx=(10, 0))
self.list_size.grid(row=1, column=2, sticky="nsew",
pady=(1, 10), padx=(10, 0))
scroll_family.grid(row=1, column=1, sticky='ns', pady=(1, 10))
scroll_size.grid(row=1, column=3, sticky='ns', pady=(1, 10))
options_frame.grid(row=0, column=4, rowspan=2,
padx=10, pady=10, ipadx=10)
self.preview.grid(row=2, column=0, columnspan=5, sticky="eswn",
padx=10, pady=(0, 10), ipadx=4, ipady=4)
button_frame = Frame(self)
button_frame.grid(row=3, column=0, columnspan=5, pady=(0, 10), padx=10)
Button(button_frame, text="Ok",
command=self.ok).grid(row=0, column=0, padx=4, sticky='ew')
Button(button_frame, text=TR["Cancel"],
command=self.quit).grid(row=0, column=1, padx=4, sticky='ew')
self.list_family.bind('<<ListboxSelect>>', self.update_entry_family)
self.list_size.bind('<<ListboxSelect>>', self.update_entry_size,
add=True)
self.list_family.bind("<KeyPress>", self.keypress)
self.entry_family.bind("<Return>", self.change_font_family)
self.entry_family.bind("<Tab>", self.tab)
self.entry_size.bind("<Return>", self.change_font_size)
self.entry_family.bind("<Down>", self.down_family)
self.entry_size.bind("<Down>", self.down_size)
self.entry_family.bind("<Up>", self.up_family)
self.entry_size.bind("<Up>", self.up_size)
# bind Ctrl+A to select all instead of go to beginning
self.bind_class("TEntry", "<Control-a>", self.select_all)
self.wait_visibility(self)
self.grab_set()
self.entry_family.focus_set()
self.lift()
def select_all(self, event):
"""Select all entry content."""
event.widget.selection_range(0, "end")
def keypress(self, event):
"""Select the first font whose name begin by the key pressed."""
key = event.char.lower()
l = [i for i in self.fonts if i[0].lower() == key]
if l:
i = self.fonts.index(l[0])
self.list_family.selection_clear(0, "end")
self.list_family.selection_set(i)
self.list_family.see(i)
self.update_entry_family()
def up_family(self, event):
"""Navigate in the family listbox with up key."""
try:
i = self.list_family.curselection()[0]
self.list_family.selection_clear(0, "end")
if i <= 0:
i = len(self.fonts)
self.list_family.see(i - 1)
self.list_family.select_set(i - 1)
except TclError:
self.list_family.selection_clear(0, "end")
i = len(self.fonts)
self.list_family.see(i - 1)
self.list_family.select_set(i - 1)
self.list_family.event_generate('<<ListboxSelect>>')
def up_size(self, event):
"""Navigate in the size listbox with up key."""
try:
s = self.var_size.get()
if s in self.sizes:
i = self.sizes.index(s)
elif s:
sizes = list(self.sizes)
sizes.append(s)
sizes.sort(key=lambda x: int(x))
i = sizes.index(s)
else:
i = 0
self.list_size.selection_clear(0, "end")
if i <= 0:
i = len(self.sizes)
self.list_size.see(i - 1)
self.list_size.select_set(i - 1)
except TclError:
i = len(self.sizes)
self.list_size.see(i - 1)
self.list_size.select_set(i - 1)
self.list_size.event_generate('<<ListboxSelect>>')
def down_family(self, event):
"""Navigate in the family listbox with down key."""
try:
i = self.list_family.curselection()[0]
self.list_family.selection_clear(0, "end")
if i >= len(self.fonts):
i = -1
self.list_family.see(i + 1)
self.list_family.select_set(i + 1)
except TclError:
self.list_family.selection_clear(0, "end")
self.list_family.see(0)
self.list_family.select_set(0)
self.list_family.event_generate('<<ListboxSelect>>')
def down_size(self, event):
"""Navigate in the size listbox with down key."""
try:
s = self.var_size.get()
if s in self.sizes:
i = self.sizes.index(s)
elif s:
sizes = list(self.sizes)
sizes.append(s)
sizes.sort(key=lambda x: int(x))
i = sizes.index(s) - 1
else:
s = len(self.sizes) - 1
self.list_size.selection_clear(0, "end")
if i < len(self.sizes) - 1:
self.list_size.selection_set(i + 1)
self.list_size.see(i + 1)
else:
self.list_size.see(0)
self.list_size.select_set(0)
except TclError:
self.list_size.selection_set(0)
self.list_size.event_generate('<<ListboxSelect>>')
def toggle_bold(self):
"""Update font preview weight."""
b = self.var_bold.get()
self.preview_font.configure(weight=["normal", "bold"][b])
def toggle_italic(self):
"""Update font preview slant."""
b = self.var_italic.get()
self.preview_font.configure(slant=["roman", "italic"][b])
def toggle_underline(self):
"""Update font preview underline."""
b = self.var_underline.get()
self.preview_font.configure(underline=b)
def toggle_overstrike(self):
"""Update font preview overstrike."""
b = self.var_overstrike.get()
self.preview_font.configure(overstrike=b)
def change_font_family(self, event=None):
"""Update font preview family."""
family = self.entry_family.get()
if family.replace(" ", "\ ") in self.fonts:
self.preview_font.configure(family=family)
def change_font_size(self, event=None):
"""Update font preview size."""
size = int(self.var_size.get())
self.preview_font.configure(size=size)
def validate_font_size(self, d, ch, V):
"""Validation of the size entry content."""
l = [i for i in self.sizes if i[:len(ch)] == ch]
i = None
if l:
i = self.sizes.index(l[0])
elif ch.isdigit():
sizes = list(self.sizes)
sizes.append(ch)
sizes.sort(key=lambda x: int(x))
i = min(sizes.index(ch), len(self.sizes))
if i is not None:
self.list_size.selection_clear(0, "end")
self.list_size.selection_set(i)
deb = self.list_size.nearest(0)
fin = self.list_size.nearest(self.list_size.winfo_height())
if V != "forced":
if i < deb or i > fin:
self.list_size.see(i)
return True
if d == '1':
return ch.isdigit()
else:
return True
def tab(self, event):
"""Move at the end of selected text on tab press."""
self.entry_family = event.widget
self.entry_family.selection_clear()
self.entry_family.icursor("end")
return "break"
def validate_font_family(self, action, modif, pos, prev_txt, V):
"""Completion of the text in the entry with existing font names."""
if self.entry_family.selection_present():
sel = self.entry_family.selection_get()
txt = prev_txt.replace(sel, '')
else:
txt = prev_txt
if action == "0":
txt = txt[:int(pos)] + txt[int(pos) + 1:]
return True
else:
txt = txt[:int(pos)] + modif + txt[int(pos):]
ch = txt.replace(" ", "\ ")
l = [i for i in self.fonts if i[:len(ch)] == ch]
if l:
i = self.fonts.index(l[0])
self.list_family.selection_clear(0, "end")
self.list_family.selection_set(i)
deb = self.list_family.nearest(0)
fin = self.list_family.nearest(self.list_family.winfo_height())
index = self.entry_family.index("insert")
self.entry_family.delete(0, "end")
self.entry_family.insert(0, l[0].replace("\ ", " "))
self.entry_family.selection_range(index + 1, "end")
self.entry_family.icursor(index + 1)
if V != "forced":
if i < deb or i > fin:
self.list_family.see(i)
return True
else:
return False
def update_entry_family(self, event=None):
"""Update family entry when an item is selected in the family listbox."""
# family = self.list_family.get("@%i,%i" % (event.x , event.y))
family = self.list_family.get(self.list_family.curselection()[0])
self.entry_family.delete(0, "end")
self.entry_family.insert(0, family)
self.entry_family.selection_clear()
self.entry_family.icursor("end")
self.change_font_family()
def update_entry_size(self, event):
"""Update size entry when an item is selected in the size listbox."""
# size = self.list_size.get("@%i,%i" % (event.x , event.y))
size = self.list_size.get(self.list_size.curselection()[0])
self.var_size.set(size)
self.change_font_size()
def ok(self):
"""Validate choice."""
self.res = self.preview_font.actual()
self.quit()
def get_res(self):
"""Return chosen font."""
return self.res
def quit(self):
self.destroy()
class AutoCompleteEntryListbox(Frame):
def __init__(self,
master=None,
completevalues=[],
allow_other_values=False,
**kwargs):
"""
Create a Entry + Listbox with autocompletion.
Keyword arguments:
- allow_other_values (boolean): whether the user is allowed to enter values not in the list
"""
exportselection = kwargs.pop('exportselection', False)
width = kwargs.pop('width', None)
justify = kwargs.pop('justify', None)
font = kwargs.pop('font', None)
Frame.__init__(self, master, padding=4, **kwargs)
self.columnconfigure(0, weight=1)
self.rowconfigure(1, weight=1)
self._allow_other_values = allow_other_values
self._completevalues = completevalues
self._validate = self.register(self.validate)
self.entry = Entry(self,
width=width,
justify=justify,
font=font,
validate='key',
exportselection=exportselection,
validatecommand=(self._validate, "%d", "%S", "%i",
"%s", "%P"))
f = Frame(self, style='border.TFrame', padding=1)
self.listbox = Listbox(f,
width=width,
justify=justify,
font=font,
exportselection=exportselection,
selectmode="browse",
highlightthickness=0,
relief='flat')
self.listbox.pack(fill='both', expand=True)
scroll = AutoHideScrollbar(self,
orient='vertical',
command=self.listbox.yview)
self.listbox.configure(yscrollcommand=scroll.set)
self.entry.grid(sticky='ew')
f.grid(sticky='nsew')
scroll.grid(row=1, column=1, sticky='ns')
for c in self._completevalues:
self.listbox.insert('end', c)
self.listbox.bind('<<ListboxSelect>>', self.update_entry)
self.listbox.bind("<KeyPress>", self.keypress)
self.entry.bind("<Tab>", self.tab)
self.entry.bind("<Down>", self.down)
self.entry.bind("<Up>", self.up)
self.entry.focus_set()
def tab(self, event):
"""Move at the end of selected text on tab press."""
self.entry = event.widget
self.entry.selection_clear()
self.entry.icursor("end")
return "break"
def keypress(self, event):
"""Select the first item which name begin by the key pressed."""
key = event.char.lower()
l = [i for i in self._completevalues if i[0].lower() == key]
if l:
i = self._completevalues.index(l[0])
self.listbox.selection_clear(0, "end")
self.listbox.selection_set(i)
self.listbox.see(i)
self.update_entry()
def up(self, event):
"""Navigate in the listbox with up key."""
try:
i = self.listbox.curselection()[0]
self.listbox.selection_clear(0, "end")
if i <= 0:
i = len(self._completevalues)
self.listbox.see(i - 1)
self.listbox.select_set(i - 1)
except (TclError, IndexError):
self.listbox.selection_clear(0, "end")
i = len(self._completevalues)
self.listbox.see(i - 1)
self.listbox.select_set(i - 1)
self.listbox.event_generate('<<ListboxSelect>>')
def down(self, event):
"""Navigate in the listbox with down key."""
try:
i = self.listbox.curselection()[0]
self.listbox.selection_clear(0, "end")
if i >= len(self._completevalues):
i = -1
self.listbox.see(i + 1)
self.listbox.select_set(i + 1)
except (TclError, IndexError):
self.listbox.selection_clear(0, "end")
self.listbox.see(0)
self.listbox.select_set(0)
self.listbox.event_generate('<<ListboxSelect>>')
def validate(self, action, modif, pos, prev_txt, new_txt):
"""Complete the text in the entry with values."""
try:
sel = self.entry.selection_get()
txt = prev_txt.replace(sel, '')
except TclError:
txt = prev_txt
if action == "0":
txt = txt[:int(pos)] + txt[int(pos) + 1:]
return True
else:
txt = txt[:int(pos)] + modif + txt[int(pos):]
l = [i for i in self._completevalues if i[:len(txt)] == txt]
if l:
i = self._completevalues.index(l[0])
self.listbox.selection_clear(0, "end")
self.listbox.selection_set(i)
self.listbox.see(i)
index = self.entry.index("insert")
self.entry.delete(0, "end")
self.entry.insert(0, l[0].replace("\ ", " "))
self.entry.selection_range(index + 1, "end")
self.entry.icursor(index + 1)
return True
else:
return self._allow_other_values
def __getitem__(self, key):
return self.cget(key)
def update_entry(self, event=None):
"""Update entry when an item is selected in the listbox."""
try:
sel = self.listbox.get(self.listbox.curselection()[0])
except (TclError, IndexError):
return
self.entry.delete(0, "end")
self.entry.insert(0, sel)
self.entry.selection_clear()
self.entry.icursor("end")
self.event_generate('<<ItemSelect>>')
def keys(self):
keys = Combobox.keys(self)
keys.append('allow_other_values')
return keys
def get(self):
return self.entry.get()
def cget(self, key):
if key == 'allow_other_values':
return self._allow_other_values
elif key == 'completevalues':
return self._completevalues
else:
return self.cget(self, key)
def config(self, dic={}, **kwargs):
self.configure(dic={}, **kwargs)
def configure(self, dic={}, **kwargs):
dic2 = {}
dic2.update(dic)
dic2.update(kwargs)
self._allow_other_values = dic2.pop('allow_other_values',
self._allow_other_values)
self._completevalues = dic2.pop('completevalues', self._completevalues)
self.config(self, dic2)
class FontChooser(tkfontchooser.FontChooser):
def __init__(self, master, font_dict=None, text='AaBbYyZz', title='Font', **kwargs):
Toplevel.__init__(self, master, **kwargs)
self.title(title)
try:
self.wm_iconbitmap('transparent.ico')
except TclError:
pass
self.resizable(False, False)
self.protocol('WM_DELETE_WINDOW', self.quit)
self._validate_family = self.register(self.validate_font_family)
self._validate_size = self.register(self.validate_font_size)
# --- variable storing the chosen font
self.res = ''
style = Style(self)
style.configure('prev.TLabel')
bg = style.lookup('TLabel', 'background')
self.configure(bg=bg)
# --- family list
self.fonts = list(set(families()))
self.fonts.append('TkDefaultFont')
self.fonts.sort()
for i in range(len(self.fonts)):
self.fonts[i] = self.fonts[i].replace(' ', '\\ ')
max_length = int(2.5 * max([len(font) for font in self.fonts])) // 3 - 2
self.sizes = ['%i' % i for i in (list(range(6, 17)) + list(range(18, 32, 2)) + list(range(36, 48, 4)))]
# --- font default
font_dict['weight'] = font_dict.get('weight', 'normal')
font_dict['slant'] = font_dict.get('slant', 'roman')
font_dict['underline'] = font_dict.get('underline', False)
font_dict['overstrike'] = font_dict.get('overstrike', False)
font_dict['family'] = font_dict.get('family', self.fonts[0].replace('\\ ', ' '))
font_dict['size'] = font_dict.get('size', 10)
# --- format list
self.formats = ['Regular', 'Italic', 'Bold', 'Bold Italic']
# --- creation of the widgets
self.font_family = StringVar(self, ' '.join(self.fonts))
self.font_size = StringVar(self, ' '.join(self.sizes))
self.format_type = StringVar(self, self.formats)
self.var_bold = BooleanVar(self, font_dict['weight'] == 'bold')
self.var_italic = BooleanVar(self, font_dict['slant'] == 'italic')
# ------ Size and family
self.var_size = StringVar(self)
self.entry_family = Entry(self, width=max_length, validate='key',
validatecommand=(self._validate_family, '%d', '%S',
'%i', '%s', '%V'))
self.entry_size = Entry(self, width=8, validate='key',
textvariable=self.var_size,
validatecommand=(self._validate_size, '%d', '%P', '%V'))
self.entry_format = Entry(self)
self.list_family = Listbox(self, selectmode='browse',
listvariable=self.font_family,
highlightthickness=0,
exportselection=False,
width=max_length,
height=6)
self.list_size = Listbox(self, selectmode='browse',
listvariable=self.font_size,
highlightthickness=0,
exportselection=False,
width=6,
height=6)
self.list_format = Listbox(self, selectmode='browse',
listvariable=self.format_type,
highlightthickness=0,
exportselection=False,
width=12,
height=6)
self.scroll_family = Scrollbar(self, orient='vertical',
command=self.list_family.yview)
self.scroll_size = Scrollbar(self, orient='vertical',
command=self.list_size.yview)
self.scroll_format = Scrollbar(self, orient='vertical',
command=self.list_format.yview)
self.family_label = Label(self, text='Font:')
self.style_label = Label(self, text='Font style:')
self.size_label = Label(self, text='Size:')
self.script_label = Label(self, text='Script:')
self.script_box = Combobox(self, values=['Western'])
self.more_fonts_label = Lbl(self, text='Show more fonts', underline=1, fg='blue', cursor='hand2')
f = Font(self.more_fonts_label, self.more_fonts_label.cget("font"))
f.configure(underline=True)
self.more_fonts_label.configure(font=f)
self.preview_font = Font(self, **font_dict)
if len(text) > 30:
text = text[:30]
self.preview_window = LabelFrame(self, relief='groove', text='Sample', bd=1)
# --- widget configuration
self.list_family.configure(yscrollcommand=self.scroll_family.set)
self.list_size.configure(yscrollcommand=self.scroll_size.set)
self.list_format.configure(yscrollcommand=self.scroll_format.set)
self.entry_family.insert(0, font_dict['family'])
self.entry_family.selection_clear()
self.entry_family.icursor('end')
self.entry_format.insert(0, self.formats[1])
self.entry_format.selection_clear()
self.entry_format.icursor('end')
self.entry_size.insert(0, font_dict['size'])
try:
i = self.fonts.index(self.entry_family.get().replace(' ', '\\ '))
except ValueError:
# unknown font
i = 0
self.list_family.selection_clear(0, 'end')
self.list_family.selection_set(i)
self.list_family.see(i)
try:
i = self.sizes.index(self.entry_size.get())
self.list_size.selection_clear(0, 'end')
self.list_size.selection_set(i)
self.list_size.see(i)
except ValueError:
# size not in listtsg
pass
# font family location config
self.family_label.grid(row=0, column=0, sticky='nsew', pady=(10, 1), padx=(10, 1))
self.entry_family.grid(row=1, column=0, sticky='nsew', pady=(1, 1), padx=(10, 0), columnspan=2)
self.list_family.grid(row=2, column=0, sticky='nsew', pady=(1, 10), padx=(10, 0))
self.scroll_family.grid(row=2, column=1, sticky='ns', pady=(1, 10))
# font style/format location config
self.style_label.grid(row=0, column=2, sticky='nsew', pady=(10, 1), padx=(15, 1))
self.entry_format.grid(row=1, column=2, sticky='nsew', pady=(1, 1), padx=(15, 0), columnspan=2)
self.list_format.grid(row=2, column=2, sticky='nsew', pady=(1, 10), padx=(15, 0))
self.scroll_format.grid(row=2, column=3, sticky='ns', pady=(1, 10))
# font size location config
self.size_label.grid(row=0, column=4, sticky='nsew', pady=(10, 1), padx=(15, 1))
self.entry_size.grid(row=1, column=4, sticky='nsew', pady=(1, 1), padx=(15, 10), columnspan=2)
self.list_size.grid(row=2, column=4, sticky='nsew', pady=(1, 10), padx=(15, 0))
self.scroll_size.grid(row=2, column=5, sticky='nsew', pady=(1, 10), padx=(0, 10))
# font preview location config
self.preview_window.grid(row=4, column=2, columnspan=4, sticky='nsew', rowspan=2, padx=15, pady=(0, 10),
ipadx=10, ipady=10)
self.preview_window.config(height=75)
preview = Label(self.preview_window, text=text, font=self.preview_font, anchor='center')
preview.place(relx=0.5, rely=0.5, anchor='center')
self.script_label.grid(row=6, column=2, sticky='nsw', padx=(15, 0))
self.script_box.grid(row=7, column=2, sticky='nsw', pady=(1, 30), padx=(15, 0))
self.script_box.current(0)
self.more_fonts_label.grid(row=8, column=0, pady=(35, 20), padx=(15, 0), sticky='nsw')
button_frame = Frame(self)
button_frame.grid(row=9, column=2, columnspan=4, pady=(0, 10), padx=(10, 0))
Button(button_frame, text='Ok', command=self.ok).grid(row=0, column=0, padx=4, sticky='ew')
Button(button_frame, text='Cancel', command=self.quit).grid(row=0, column=1, padx=4, sticky='ew')
self.list_family.bind('<<ListboxSelect>>', self.update_entry_family)
self.list_format.bind('<<ListboxSelect>>', self.update_entry_format)
self.list_size.bind('<<ListboxSelect>>', self.update_entry_size, add=True)
self.list_family.bind('<KeyPress>', self.keypress)
self.entry_family.bind('<Return>', self.change_font_family)
self.entry_family.bind('<Tab>', self.tab)
self.entry_size.bind('<Return>', self.change_font_size)
self.more_fonts_label.bind('<Button-1>', search_fonts)
self.entry_family.bind('<Down>', self.down_family)
self.entry_size.bind('<Down>', self.down_size)
self.entry_family.bind('<Up>', self.up_family)
self.entry_size.bind('<Up>', self.up_size)
self.bind_class('TEntry', '<Control-a>', self.select_all)
self.wait_visibility(self)
self.grab_set()
self.entry_family.focus_set()
self.lift()
def update_entry_format(self, _):
style = self.list_format.get(self.list_format.curselection()[0])
self.entry_format.delete(0, 'end')
self.entry_format.insert(0, style)
self.entry_format.selection_clear()
self.entry_format.icursor('end')
if style == self.formats[0]:
self.var_italic = FALSE
self.var_bold = FALSE
elif style == self.formats[1]:
self.var_italic = TRUE
self.var_bold = FALSE
elif style == self.formats[2]:
self.var_italic = FALSE
self.var_bold = TRUE
elif style == self.formats[3]:
self.var_italic = TRUE
self.var_bold = TRUE
else:
log.error('invalid style')
self.preview_font.configure(weight=['normal', 'bold'][self.var_bold],
slant=['roman', 'italic'][self.var_italic])
class FontChooser(Toplevel):
""" Font chooser toplevel """
def __init__(self,
master,
font_dict={},
text="Abcd",
title="Font Chooser",
**kwargs):
"""
Create a new FontChooser instance.
font: dictionnary, like the one returned by the .actual
method of a Font object
{'family': 'DejaVu Sans',
'overstrike':False,
'size': 12,
'slant': 'italic' or 'roman',
'underline': False,
'weight': 'bold' or 'normal'}
text: text to be displayed in the preview label
title: window title
**kwargs: additional keyword arguments to be passed to
Toplevel.__init__
"""
Toplevel.__init__(self, master, **kwargs)
self.title(title)
self.resizable(False, False)
self.protocol("WM_DELETE_WINDOW", self.quit)
self._validate_family = self.register(self.validate_font_family)
self._validate_size = self.register(self.validate_font_size)
# variable storing the chosen font
self.res = ""
style = Style(self)
style.configure("prev.TLabel", background="white")
bg = style.lookup("TLabel", "background")
self.configure(bg=bg)
# family list
self.fonts = list(set(families()))
self.fonts.append("TkDefaultFont")
self.fonts.sort()
for i in range(len(self.fonts)):
self.fonts[i] = self.fonts[i].replace(" ", "\ ")
max_length = int(2.5 * max([len(font) for font in self.fonts])) // 3
self.sizes = [
"%i" % i for i in (list(range(6, 17)) + list(range(18, 32, 2)))
]
# font default
font_dict["weight"] = font_dict.get("weight", "normal")
font_dict["slant"] = font_dict.get("slant", "roman")
font_dict["family"] = font_dict.get("family",
self.fonts[0].replace('\ ', ' '))
font_dict["size"] = font_dict.get("size", 10)
# Widgets creation
options_frame = Frame(self, relief='groove', borderwidth=2)
self.font_family = StringVar(self, " ".join(self.fonts))
self.font_size = StringVar(self, " ".join(self.sizes))
self.var_bold = BooleanVar(self, font_dict["weight"] == "bold")
b_bold = Checkbutton(options_frame,
text=TR["Bold"],
command=self.toggle_bold,
variable=self.var_bold)
b_bold.grid(row=0, sticky="w", padx=4, pady=(4, 2))
self.var_italic = BooleanVar(self, font_dict["slant"] == "italic")
b_italic = Checkbutton(options_frame,
text=TR["Italic"],
command=self.toggle_italic,
variable=self.var_italic)
b_italic.grid(row=1, sticky="w", padx=4, pady=2)
self.var_size = StringVar(self)
self.entry_family = Entry(self,
width=max_length,
validate="key",
validatecommand=(self._validate_family, "%d",
"%S", "%i", "%s", "%V"))
entry_size = Entry(self,
width=4,
validate="key",
textvariable=self.var_size,
validatecommand=(self._validate_size, "%d", "%P",
"%V"))
self.list_family = Listbox(self,
selectmode="browse",
listvariable=self.font_family,
highlightthickness=0,
exportselection=False,
width=max_length)
self.list_size = Listbox(self,
selectmode="browse",
listvariable=self.font_size,
highlightthickness=0,
exportselection=False,
width=4)
scroll_family = Scrollbar(self,
orient='vertical',
command=self.list_family.yview)
scroll_size = Scrollbar(self,
orient='vertical',
command=self.list_size.yview)
self.preview_font = Font(self, **font_dict)
if len(text) > 30:
text = text[:30]
self.preview = Label(self,
relief="groove",
style="prev.TLabel",
text=text,
font=self.preview_font,
anchor="center")
# Widget configuration
self.list_family.configure(yscrollcommand=scroll_family.set)
self.list_size.configure(yscrollcommand=scroll_size.set)
self.entry_family.insert(0, font_dict["family"])
self.entry_family.selection_clear()
self.entry_family.icursor("end")
entry_size.insert(0, font_dict["size"])
i = self.fonts.index(self.entry_family.get().replace(" ", "\ "))
self.list_family.selection_clear(0, "end")
self.list_family.selection_set(i)
self.list_family.see(i)
i = self.sizes.index(entry_size.get())
self.list_size.selection_clear(0, "end")
self.list_size.selection_set(i)
self.list_size.see(i)
self.entry_family.grid(row=0,
column=0,
sticky="ew",
pady=(10, 1),
padx=(10, 0))
entry_size.grid(row=0,
column=2,
sticky="ew",
pady=(10, 1),
padx=(10, 0))
self.list_family.grid(row=1,
column=0,
sticky="nsew",
pady=(1, 10),
padx=(10, 0))
self.list_size.grid(row=1,
column=2,
sticky="nsew",
pady=(1, 10),
padx=(10, 0))
scroll_family.grid(row=1, column=1, sticky='ns', pady=(1, 10))
scroll_size.grid(row=1, column=3, sticky='ns', pady=(1, 10))
options_frame.grid(row=0,
column=4,
rowspan=2,
padx=10,
pady=10,
ipadx=10)
self.preview.grid(row=2,
column=0,
columnspan=5,
sticky="eswn",
padx=10,
pady=(0, 10),
ipadx=4,
ipady=4)
button_frame = Frame(self)
button_frame.grid(row=3, column=0, columnspan=5, pady=(0, 10), padx=10)
Button(button_frame, text="Ok", command=self.ok).grid(row=0,
column=0,
padx=4,
sticky='ew')
Button(button_frame, text=TR["Cancel"],
command=self.quit).grid(row=0, column=1, padx=4, sticky='ew')
self.list_family.bind('<<ListboxSelect>>', self.update_entry_family)
self.list_size.bind('<<ListboxSelect>>',
self.update_entry_size,
add=True)
self.list_family.bind("<KeyPress>", self.keypress)
self.entry_family.bind("<Return>", self.change_font_family)
self.entry_family.bind("<Tab>", self.tab)
entry_size.bind("<Return>", self.change_font_size)
self.entry_family.bind("<Down>", self.down_family)
entry_size.bind("<Down>", self.down_size)
self.entry_family.bind("<Up>", self.up_family)
entry_size.bind("<Up>", self.up_size)
# bind Ctrl+A to select all instead of go to beginning
self.bind_class("TEntry", "<Control-a>", self.select_all)
self.update_idletasks()
self.grab_set()
self.entry_family.focus_set()
self.lift()
def select_all(self, event):
event.widget.selection_range(0, "end")
def keypress(self, event):
key = event.char.lower()
l = [i for i in self.fonts if i[0].lower() == key]
if l:
i = self.fonts.index(l[0])
self.list_family.selection_clear(0, "end")
self.list_family.selection_set(i)
self.list_family.see(i)
self.update_entry_family()
def up_family(self, event):
try:
txt = self.entry_family.get().replace(" ", "\ ")
l = [i for i in self.fonts if i[:len(txt)] == txt]
if l:
self.list_family.selection_clear(0, "end")
i = self.fonts.index(l[0])
if i > 0:
self.list_family.selection_set(i - 1)
self.list_family.see(i - 1)
else:
i = len(self.fonts)
self.list_family.see(i - 1)
self.list_family.select_set(i - 1)
except TclError:
i = len(self.fonts)
self.list_family.see(i - 1)
self.list_family.select_set(i - 1)
self.list_family.event_generate('<<ListboxSelect>>')
def up_size(self, event):
try:
s = self.var_size.get()
i = self.sizes.index(s)
self.list_size.selection_clear(0, "end")
if i > 0:
self.list_size.selection_set(i - 1)
self.list_size.see(i - 1)
else:
i = len(self.sizes)
self.list_size.see(i - 1)
self.list_size.select_set(i - 1)
except TclError:
i = len(self.sizes)
self.list_size.see(i - 1)
self.list_size.select_set(i - 1)
self.list_size.event_generate('<<ListboxSelect>>')
def down_family(self, event):
try:
txt = self.entry_family.get().replace(" ", "\ ")
l = [i for i in self.fonts if i[:len(txt)] == txt]
if l:
self.list_family.selection_clear(0, "end")
i = self.fonts.index(l[0])
if i < len(self.fonts) - 1:
self.list_family.selection_set(i + 1)
self.list_family.see(i + 1)
else:
self.list_family.see(0)
self.list_family.select_set(0)
except TclError:
self.list_family.selection_set(0)
self.list_family.event_generate('<<ListboxSelect>>')
def down_size(self, event):
try:
s = self.var_size.get()
i = self.sizes.index(s)
self.list_size.selection_clear(0, "end")
if i < len(self.sizes) - 1:
self.list_size.selection_set(i + 1)
self.list_size.see(i + 1)
else:
self.list_size.see(0)
self.list_size.select_set(0)
except TclError:
self.list_size.selection_set(0)
self.list_size.event_generate('<<ListboxSelect>>')
def toggle_bold(self):
b = self.var_bold.get()
self.preview_font.configure(weight=["normal", "bold"][b])
def toggle_italic(self):
b = self.var_italic.get()
self.preview_font.configure(slant=["roman", "italic"][b])
def toggle_underline(self):
b = self.var_underline.get()
self.preview_font.configure(underline=b)
def toggle_overstrike(self):
b = self.var_overstrike.get()
self.preview_font.configure(overstrike=b)
def change_font_family(self, event=None):
family = self.entry_family.get()
if family.replace(" ", "\ ") in self.fonts:
self.preview_font.configure(family=family)
def change_font_size(self, event=None):
size = int(self.var_size.get())
self.preview_font.configure(size=size)
def validate_font_size(self, d, ch, V):
''' Validation of the size entry content '''
l = [i for i in self.sizes if i[:len(ch)] == ch]
if l:
i = self.sizes.index(l[0])
self.list_size.selection_clear(0, "end")
self.list_size.selection_set(i)
deb = self.list_size.nearest(0)
fin = self.list_size.nearest(self.list_size.winfo_height())
if V != "forced":
if i < deb or i > fin:
self.list_size.see(i)
return True
if d == '1':
return ch.isdigit()
else:
return True
def tab(self, event):
self.entry_family = event.widget
self.entry_family.selection_clear()
self.entry_family.icursor("end")
return "break"
def validate_font_family(self, action, modif, pos, prev_txt, V):
""" completion of the text in the path entry with existing
folder/file names """
if self.entry_family.selection_present():
sel = self.entry_family.selection_get()
txt = prev_txt.replace(sel, '')
else:
txt = prev_txt
if action == "0":
txt = txt[:int(pos)] + txt[int(pos) + 1:]
return True
else:
txt = txt[:int(pos)] + modif + txt[int(pos):]
ch = txt.replace(" ", "\ ")
l = [i for i in self.fonts if i[:len(ch)] == ch]
if l:
i = self.fonts.index(l[0])
self.list_family.selection_clear(0, "end")
self.list_family.selection_set(i)
deb = self.list_family.nearest(0)
fin = self.list_family.nearest(self.list_family.winfo_height())
index = self.entry_family.index("insert")
self.entry_family.delete(0, "end")
self.entry_family.insert(0, l[0].replace("\ ", " "))
self.entry_family.selection_range(index + 1, "end")
self.entry_family.icursor(index + 1)
if V != "forced":
if i < deb or i > fin:
self.list_family.see(i)
return True
else:
return False
def update_entry_family(self, event=None):
# family = self.list_family.get("@%i,%i" % (event.x , event.y))
family = self.list_family.get(self.list_family.curselection()[0])
self.entry_family.delete(0, "end")
self.entry_family.insert(0, family)
self.entry_family.selection_clear()
self.entry_family.icursor("end")
self.change_font_family()
def update_entry_size(self, event):
# size = self.list_size.get("@%i,%i" % (event.x , event.y))
size = self.list_size.get(self.list_size.curselection()[0])
self.var_size.set(size)
self.change_font_size()
def ok(self):
self.res = self.preview_font.actual()
self.quit()
def get_res(self):
return self.res
def quit(self):
self.destroy()
