import gtk
import gtksourceview
import pango

def Window(title=""):
    window = gtk.Window()
    window.set_title(title)
    return window

def Entry():
    return gtk.Entry()

def Notebook():
    return gtk.Notebook()

def Textbuffer():
    return gtk.TextBuffer()

def Textview(textbuffer=None, scroll_window=False, scroll_policy=(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC), editable=True, textview=gtk.TextView):
    if textbuffer != None:
        textview = textview(textbuffer)
    else:
        textview = textview()
    textview.set_editable(editable)
    if scroll_window:
        scroll_window = gtk.ScrolledWindow()
        scroll_window.add(textview)
        scroll_window.set_policy(*scroll_policy)
        return textview, scroll_window
    return textview

def GtkSourceTextBuffer(highlight=True):
    textbuffer = gtksourceview.SourceBuffer()
    textbuffer.set_highlight(highlight)
    return textbuffer

def GtkSourceTextView(textbuffer, scrolled_window=True, scrolled_policy=(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC), scrolled_placement=gtk.CORNER_TOP_LEFT, font=pango.FontDescription('monospace 9'), autoident=True, spaces_instead_of_tabs=True, tabs_width=4, show_line_numbers=True, grab_focus=True):
    textview = gtksourceview.SourceView(textbuffer)
    textview.set_auto_indent(autoident)
    textview.set_insert_spaces_instead_of_tabs(spaces_instead_of_tabs)
    textview.set_tabs_width(tabs_width)
    textview.modify_font(font)
    textview.set_show_line_numbers(show_line_numbers)
    if grab_focus:
        textview.grab_focus()
    if scrolled_window:
        scrolled_window = gtk.ScrolledWindow()
        scrolled_window.set_policy(scrolled_policy)
        scrolled_window.set_placement(scrolled_placement)
        scrolled_window.add(textview)
        scrolled_window.show_all()
        return textview, scrolled_window
    return textview

def Table(rows=1, columns=1, homogeneous=False, tables=None):
    """
    tables : tuple with books
            e.g. Table(tables=((self.toolbar, 0, 10, 0, 1), (self.tabs, 0, 10, 1, 201)))
    """
    table = gtk.Table(rows, columns, homogeneous)
    if tables != None:
        #if len(tables) > 1:
        for tab in tables:
            table.attach(*tab)
        #else:
        #    print tables
        #    table.attach(*tables)
    return table

def Label(label="", markup=False):
    label = gtk.Label(label)
    label.set_use_markup(markup)
    return label

def Button(label=None, stock=None, use_underline=False, on_clicked=None, on_clicked_action=None, stock_image=None):
    button = gtk.Button(label, stock, use_underline)
    if on_clicked != None:
        button.connect('clicked', on_clicked, on_clicked_action)
    if stock_image != None:
        image = gtk.Image()
        image.set_from_stock(stock_image, gtk.ICON_SIZE_MENU)
        
        gtk.Button.set_relief(button, gtk.RELIEF_NONE)
        settings = gtk.Widget.get_settings(button)
        w, h = gtk.icon_size_lookup_for_settings(settings, gtk.ICON_SIZE_MENU)
        gtk.Widget.set_size_request(button, w + 4, h + 4)
        
        image_box = HBox(( (image, True, False, 0),))
        button.add(image_box)
        image_box.show()
    return button

def VBox(pack_start=None, pack_end=None):
    return HBox(pack_start, pack_end, True)

def HBox(pack_start=None, pack_end=None, vbox_def=False):
    def pack_it(pack_data, _pack):
        if pack_data != None:
            if len(pack_data) > 1:
                for pack in pack_data:
                    _pack(*pack)
            else:
                _pack(*pack_data[0])
    if vbox_def:
        hbox = gtk.VBox()
    else:
        hbox = gtk.HBox()
    if pack_start != None:
        pack_it(pack_start, hbox.pack_start)
    if pack_end != None:
        pack_it(pack_end, hbox.pack_end)
    return hbox

def TabLabel(label, closetab, main_win):
    label = Label(label)
    close_button = Button(stock_image=gtk.STOCK_CLOSE, 
    on_clicked=closetab, on_clicked_action=main_win)
    label_box = HBox(( (label,), (close_button,) ))
    label_box.show_all()
    return label_box