lib-python.2.7.idlelib.textView.py Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jython-standalone Show documentation

Jython is an implementation of the high-level, dynamic, object-oriented language Python written in 100% Pure Java, and seamlessly integrated with the Java platform. It thus allows you to run Python on any Java platform.

The newest version!

"""Simple text browser for IDLE

"""

from Tkinter import *
import tkMessageBox

class TextViewer(Toplevel):
    """A simple text viewer dialog for IDLE

    """
    def __init__(self, parent, title, text, modal=True):
        """Show the given text in a scrollable window with a 'close' button

        """
        Toplevel.__init__(self, parent)
        self.configure(borderwidth=5)
        self.geometry("=%dx%d+%d+%d" % (625, 500,
                                        parent.winfo_rootx() + 10,
                                        parent.winfo_rooty() + 10))
        #elguavas - config placeholders til config stuff completed
        self.bg = '#ffffff'
        self.fg = '#000000'

        self.CreateWidgets()
        self.title(title)
        self.protocol("WM_DELETE_WINDOW", self.Ok)
        self.parent = parent
        self.textView.focus_set()
        #key bindings for this dialog
        self.bind('',self.Ok) #dismiss dialog
        self.bind('',self.Ok) #dismiss dialog
        self.textView.insert(0.0, text)
        self.textView.config(state=DISABLED)

        if modal:
            self.transient(parent)
            self.grab_set()
            self.wait_window()

    def CreateWidgets(self):
        frameText = Frame(self, relief=SUNKEN, height=700)
        frameButtons = Frame(self)
        self.buttonOk = Button(frameButtons, text='Close',
                               command=self.Ok, takefocus=FALSE)
        self.scrollbarView = Scrollbar(frameText, orient=VERTICAL,
                                       takefocus=FALSE, highlightthickness=0)
        self.textView = Text(frameText, wrap=WORD, highlightthickness=0,
                             fg=self.fg, bg=self.bg)
        self.scrollbarView.config(command=self.textView.yview)
        self.textView.config(yscrollcommand=self.scrollbarView.set)
        self.buttonOk.pack()
        self.scrollbarView.pack(side=RIGHT,fill=Y)
        self.textView.pack(side=LEFT,expand=TRUE,fill=BOTH)
        frameButtons.pack(side=BOTTOM,fill=X)
        frameText.pack(side=TOP,expand=TRUE,fill=BOTH)

    def Ok(self, event=None):
        self.destroy()


def view_text(parent, title, text, modal=True):
    return TextViewer(parent, title, text, modal)

def view_file(parent, title, filename, encoding=None, modal=True):
    try:
        if encoding:
            import codecs
            textFile = codecs.open(filename, 'r')
        else:
            textFile = open(filename, 'r')
    except IOError:
        import tkMessageBox
        tkMessageBox.showerror(title='File Load Error',
                               message='Unable to load file %r .' % filename,
                               parent=parent)
    else:
        return view_text(parent, title, textFile.read(), modal)


if __name__ == '__main__':
    #test the dialog
    root=Tk()
    root.title('textView test')
    filename = './textView.py'
    text = file(filename, 'r').read()
    btn1 = Button(root, text='view_text',
                  command=lambda:view_text(root, 'view_text', text))
    btn1.pack(side=LEFT)
    btn2 = Button(root, text='view_file',
                  command=lambda:view_file(root, 'view_file', filename))
    btn2.pack(side=LEFT)
    btn3 = Button(root, text='nonmodal view_text',
                  command=lambda:view_text(root, 'nonmodal view_text', text,
                                           modal=False))
    btn3.pack(side=LEFT)
    close = Button(root, text='Close', command=root.destroy)
    close.pack(side=RIGHT)
    root.mainloop()