JezK
Edit File: configSectionNameDialog.py
""" Dialog that allows user to specify a new config file section name. Used to get new highlight theme and keybinding set names. """ from tkinter import * import tkinter.messagebox as tkMessageBox class GetCfgSectionNameDialog(Toplevel): def __init__(self,parent,title,message,usedNames): """ message - string, informational message to display usedNames - list, list of names already in use for validity check """ Toplevel.__init__(self, parent) self.configure(borderwidth=5) self.resizable(height=FALSE,width=FALSE) self.title(title) self.transient(parent) self.grab_set() self.protocol("WM_DELETE_WINDOW", self.Cancel) self.parent = parent self.message=message self.usedNames=usedNames self.result='' self.CreateWidgets() self.withdraw() #hide while setting geometry self.update_idletasks() #needs to be done here so that the winfo_reqwidth is valid self.messageInfo.config(width=self.frameMain.winfo_reqwidth()) self.geometry("+%d+%d" % ((parent.winfo_rootx()+((parent.winfo_width()/2) -(self.winfo_reqwidth()/2)), parent.winfo_rooty()+((parent.winfo_height()/2) -(self.winfo_reqheight()/2)) )) ) #centre dialog over parent self.deiconify() #geometry set, unhide self.wait_window() def CreateWidgets(self): self.name=StringVar(self) self.fontSize=StringVar(self) self.frameMain = Frame(self,borderwidth=2,relief=SUNKEN) self.frameMain.pack(side=TOP,expand=TRUE,fill=BOTH) self.messageInfo=Message(self.frameMain,anchor=W,justify=LEFT,padx=5,pady=5, text=self.message)#,aspect=200) entryName=Entry(self.frameMain,textvariable=self.name,width=30) entryName.focus_set() self.messageInfo.pack(padx=5,pady=5)#,expand=TRUE,fill=BOTH) entryName.pack(padx=5,pady=5) frameButtons=Frame(self) frameButtons.pack(side=BOTTOM,fill=X) self.buttonOk = Button(frameButtons,text='Ok', width=8,command=self.Ok) self.buttonOk.grid(row=0,column=0,padx=5,pady=5) self.buttonCancel = Button(frameButtons,text='Cancel', width=8,command=self.Cancel) self.buttonCancel.grid(row=0,column=1,padx=5,pady=5) def NameOk(self): #simple validity check for a sensible #ConfigParser file section name nameOk=1 name=self.name.get() name.strip() if not name: #no name specified tkMessageBox.showerror(title='Name Error', message='No name specified.', parent=self) nameOk=0 elif len(name)>30: #name too long tkMessageBox.showerror(title='Name Error', message='Name too long. It should be no more than '+ '30 characters.', parent=self) nameOk=0 elif name in self.usedNames: tkMessageBox.showerror(title='Name Error', message='This name is already in use.', parent=self) nameOk=0 return nameOk def Ok(self, event=None): if self.NameOk(): self.result=self.name.get().strip() self.destroy() def Cancel(self, event=None): self.result='' self.destroy() if __name__ == '__main__': #test the dialog root=Tk() def run(): keySeq='' dlg=GetCfgSectionNameDialog(root,'Get Name', 'The information here should need to be word wrapped. Test.') print(dlg.result) Button(root,text='Dialog',command=run).pack() root.mainloop()