def createWidgets(self):
self.status = tk.Frame(self,takefocus=False)
self.line = tk.Label(self.status, text="Line: 1 ")
self.line.pack(side=tk.LEFT,fill=tk.Y)
self.column = tk.Label(self.status, text="Column: 1 ")
self.column.pack(side=tk.LEFT,fill=tk.Y)
self.status.grid(sticky="ew",row=3,column=0)
#Width and height are 1 so resizing doesn't get rid of the scrollbar
self.text = EnhancedTextBox(master=self,width=10,height=10,
wrap=tk.NONE,undo=True,autoseparators=True,
font=(self.controlType.get(),self.controlSize.get()))
self.vertscroll = tk.Scrollbar(master=self)
self.vertscroll.config(command=self.text.yview)
self.horizscroll = tk.Scrollbar(master=self,orient=tk.HORIZONTAL)
self.horizscroll.config(command=self.text.xview)
self.text.config(yscrollcommand=self.vertscroll.set)
self.text.config(xscrollcommand=self.horizscroll.set)
self.vertscroll.grid(column=1,row=1,sticky="ns")
self.text.grid(column=0,row=1,sticky="nesw")
self.horizscroll.grid(column=0,row=2,sticky="ew")
class Application(tk.Tk):
wrap = False
menurow = 0
textboxrow = 1
textboxcol = 0
scrollcol = 1
dirty = False
linesdeleted = True
oldr = 0
spaces = None
magic = None
tabsize = None
status = None
line = None
column = None
autoindent = None
controlSize = None
controlType = None
predColors = None
currentfile = None
def __init__(self, master=None):
"""Initialize the frame, creating the text area and menus,
plus any other necessary widgets."""
tk.Tk.__init__(self, master)
self.grid()
self.controlSize = tk.IntVar()
self.controlSize.set(12)
self.controlType = tk.StringVar()
self.controlType.set("Consolas")
self.predColors = tk.StringVar()
self.autoindent = tk.IntVar()
self.spaces = tk.IntVar()
self.magic = tk.IntVar()
self.tabsize = tk.IntVar()
self.tabsize.set(8)
self.createMenu()
self.predColors.set("BlackOnWhite")
self.createWidgets()
self.columnconfigure(0,weight=1)
self.rowconfigure(1,weight=1)
if(os.path.isfile("app.pickle")):
self.unpickle()
self.colorPredefined()
self.updateTabStyle()
self.setFontType()
self.setFontSize()
def createWidgets(self):
self.status = tk.Frame(self,takefocus=False)
self.line = tk.Label(self.status, text="Line: 1 ")
self.line.pack(side=tk.LEFT,fill=tk.Y)
self.column = tk.Label(self.status, text="Column: 1 ")
self.column.pack(side=tk.LEFT,fill=tk.Y)
self.status.grid(sticky="ew",row=3,column=0)
#Width and height are 1 so resizing doesn't get rid of the scrollbar
self.text = EnhancedTextBox(master=self,width=10,height=10,
wrap=tk.NONE,undo=True,autoseparators=True,
font=(self.controlType.get(),self.controlSize.get()))
self.vertscroll = tk.Scrollbar(master=self)
self.vertscroll.config(command=self.text.yview)
self.horizscroll = tk.Scrollbar(master=self,orient=tk.HORIZONTAL)
self.horizscroll.config(command=self.text.xview)
self.text.config(yscrollcommand=self.vertscroll.set)
self.text.config(xscrollcommand=self.horizscroll.set)
self.vertscroll.grid(column=1,row=1,sticky="ns")
self.text.grid(column=0,row=1,sticky="nesw")
self.horizscroll.grid(column=0,row=2,sticky="ew")
def createMenu(self):
"""Create the menu widget. It is rather long and messy
to add all of the options, so it is split into functions."""
self.menu = tk.Menu(master=self,takefocus=False)
self.menu.add_cascade(label="File", menu=menus.createFileMenu(self.menu))
self.menu.add_cascade(label="Edit", menu=menus.createEditMenu(self.menu))
self.menu.add_cascade(label="Options", menu=menus.createOptionsMenu(self.menu,
self.controlSize,self.controlType,font.families()))
def openFile(self):
"""Opens a file and passes it to the EnhancedTextBox, which
will display it's contents on the screen."""
filename = askopenfilename()
if(filename):
try:
self.currentfile = open(filename, "r")
self.text.displayFile(self.currentfile)
self.dirty = False
except:
print ("Problem opening file", str(self.currentfile.name))
self.currentfile = None
else:
self.currentfile = None
def save(self,output):
try:
#Close the current file, we may be saving to it. Even if not,
#we don't want to overwrite it without closing.
if(self.currentfile != None and not self.currentfile.closed):
self.currentfile.close()
outfile = open(output, "w")
self.text.write(outfile)
self.currentfile = outfile
self.dirty = False
except Exception as e:
print("Error saving file.")
print(str(e))
def saveCurrent(self):
if(self.currentfile == None):
self.saveAs()
else:
self.save(self.currentfile.name)
def saveAs(self):
filename = asksaveasfilename()
if(filename != ""):
self.save(filename)
def undo(self):
self.text.edit_undo()
def redo(self):
self.text.edit_redo()
def wordWrap(self):
"""Toggle the word wrap on and off."""
#Could use control variable here, simplify code
if(self.wrap):
self.wrap = False
self.text.configure(wrap=tk.NONE)
else:
self.wrap = True
self.text.configure(wrap=tk.WORD)
def updateWordCount(self):
word,char = self.text.getCharWordCount()
s = "Total words: %s\nTotal characters: %s" % (word,char)
messagebox.showinfo(title="Count",message=s)
def getPosition(self,event=None):
"""get the line and column number of the text insertion point"""
line, column = self.text.getCursorPos()
s = "Line: %s " % line
self.line.configure(text=s)
s = "Column: %s " % (int(column) + 1)
self.column.configure(text=s)
def modified(self,event=None):
self.dirty = self.dirty ^ True
def setFontSize(self, size=None):
if(size == None):
self.setFontSize(self.controlSize.get())
else:
self.text.setFont((self.controlType.get(),size))
def setFontType(self, type=None):
if(type == None):
self.setFontType(self.controlType.get())
else:
self.text.setFont((type,self.controlSize.get()))
def updateTabStyle(self):
pass
#self.text.configure(
def insertTab(self,event=None):
if(self.spaces.get() == 0):
if(self.magic.get()):
self.text.magicTab(-1)
else:
self.text.insertTab(-1)
else:
if(self.magic.get()):
self.text.magicTab(self.tabsize.get())
else:
self.text.insertTab(self.tabsize.get())
#Overrides default handler.
return 'break'
def shiftTab(self,event=None):
if(self.spaces.get() == 0):
self.text.magicTab(-1,delete=True)
else:
self.text.magicTab(self.tabsize.get(),delete=True)
#Overrides default handler.
return 'break'
def tabLevel(self,event=None):
if(self.autoindent.get()):
line,c = self.text.getCursorPos()
indent = self.text.getIndent(line) + "\n"
index = "%s.0" % str(int(line)+1)
self.text.insert(index,indent)
self.text.mark_set("insert", "%d.%d" % (int(line)+1, int(c)+1))
return 'break'
def copy(self, event=None):
self.text.copy()
def cut(self, event=None):
self.text.cut()
def paste(self, event=None):
self.text.paste()
def lineNumbers(self):
pass
def colorPredefined(self):
if(self.predColors.get() == "WhiteOnBlack"):
textColor = (1,"#ffffff")
backColor = (1,"#000000")
elif(self.predColors.get() == "BlackOnWhite"):
textColor = (1,"#000000")
backColor = (1,"#ffffff")
elif(self.predColors.get() == "GreenOnBlack"):
textColor = (1,"#00ff00")
backColor = (1,"#000000")
elif(self.predColors.get() == "ScarletOnGrey"):
textColor = (1,"#ff0000")
backColor = (1,"#bebebe")
elif(self.predColors.get() == "WhiteOnBlue"):
textColor = (1,"#ffffff")
backColor = (1,"#0000ff")
elif(self.predColors.get() == "YellowOnBlack"):
textColor = (1,"#ffff00")
backColor = (1,"#000000")
else:
textColor = None
backColor = None
self.setTextColor(textColor)
self.setBackgroundColor(backColor)
def setTextColor(self,color=None):
if(color == None):
self.predColors.set("Garbage")
color = colorchooser.askcolor(title="Set Text Color")
if(color[1] != None):
self.text.configure(foreground=color[1])
def setBackgroundColor(self,color=None):
if(color == None):
self.predColors.set("Garbage")
color = colorchooser.askcolor(title="Set Background Color")
if(color[1] != None):
self.text.configure(background=color[1])
def updateDisplay(self,event=None):
self.getPosition()
#self.lineNumbers()
def newFile(self,event=None):
if(self.dirty):
mod = messagebox.askquestion(title="Save?",
message="File Modified, Save Before Opening New File?", default="yes")
if(mod == "yes"):
self.saveCurrent()
self.text.clear()
self.currentfile = None
def pickle(self):
output = (
self.wrap,
self.menurow,
self.textboxrow,
self.textboxcol,
self.scrollcol,
self.oldr,
self.spaces.get(),
self.magic.get(),
self.tabsize.get(),
self.controlSize.get(),
self.controlType.get(),
self.predColors.get(),
self.autoindent.get()
)
try:
f = open("app.pickle","wb")
pickle.dump(output,f)
except Exception as e:
print("Problem storing configuration.")
print(e)
def unpickle(self):
try:
f = open("app.pickle","rb")
input = pickle.load(f)
self.wrap = input[0]
self.menurow = input[1]
self.textboxrow = input[2]
self.textboxcol = input[3]
self.scrollcol = input[4]
self.oldr = input[5]
self.spaces.set(input[6])
self.magic.set(input[7])
self.tabsize.set(input[8])
self.controlSize.set(input[9])
self.controlType.set(input[10])
self.predColors.set(input[11])
self.autoindent.set(input[12])
except Exception as e:
print("Problem restoring configuration.")
print(e)
def quit(self, event=None):
self.pickle()
if(not self.dirty):
tk.Tk.quit(self)
else:
mod = messagebox.askquestion(title="Really Quit?",
message="File modified, quit anyways?", default="no")
if(mod == "yes"):
tk.Tk.quit(self)
