RATIO = ( 3, 3, 12, 9 )

from ranger.gui.ui import UI
class DefaultUI(UI):
	def setup(self):
		"""Build up the UI by initializing widgets."""
		from ranger.gui.widgets.browserview import BrowserView
		from ranger.gui.widgets.titlebar import TitleBar
		from ranger.gui.widgets.console import Console
		from ranger.gui.widgets.statusbar import StatusBar
		from ranger.gui.widgets.taskview import TaskView
		from ranger.gui.widgets.pager import Pager

		# Create a title bar
		self.titlebar = TitleBar(self.win)
		self.add_child(self.titlebar)

		# Create the browser view
		self.browser = BrowserView(self.win, RATIO)
		self.add_child(self.browser)
		self.main_column = self.browser.main_column

		# Create the process manager
		self.taskview = TaskView(self.win)
		self.taskview.visible = False
		self.add_child(self.taskview)

		# Create the status bar
		self.status = StatusBar(self.win, self.browser.main_column)
		self.add_child(self.status)

		# Create the console
		self.console = Console(self.win)
		self.add_child(self.console)
		self.console.visible = False

		# Create the pager
		self.pager = Pager(self.win)
		self.pager.visible = False
		self.add_child(self.pager)

	def update_size(self):
		"""resize all widgets"""
		UI.update_size(self)
		y, x = self.env.termsize

		self.browser.resize(1, 0, y - 2, x)
		self.taskview.resize(1, 0, y - 2, x)
		self.pager.resize(1, 0, y - 2, x)
		self.titlebar.resize(0, 0, 1, x)
		self.status.resize(y - 1, 0, 1, x)
		self.console.resize(y - 1, 0, 1, x)
	
	def notify(self, *a, **k):
		return self.status.notify(*a, **k)

	def close_pager(self):
		if self.console.visible:
			self.console.focused = True
		self.pager.close()
		self.pager.visible = False
		self.pager.focused = False
		self.browser.visible = True
	
	def open_pager(self):
		if self.console.focused:
			self.console.focused = False
		self.pager.open()
		self.pager.visible = True
		self.pager.focused = True
		self.browser.visible = False
		return self.pager

	def open_embedded_pager(self):
		self.browser.open_pager()
		return self.browser.pager

	def close_embedded_pager(self):
		self.browser.close_pager()
	
	def open_console(self, mode, string=''):
		if self.console.open(mode, string):
			self.console.on_close = self.close_console
			self.console.visible = True
			self.status.visible = False

	def close_console(self):
		self.console.visible = False
		self.status.visible = True
		self.close_pager()

	def open_taskview(self):
		self.browser.visible = False
		self.taskview.visible = True
		self.taskview.focused = True
	
	def redraw_main_column(self):
		self.browser.main_column.need_redraw = True

	def close_taskview(self):
		self.taskview.visible = False
		self.browser.visible = True
		self.taskview.focused = False

	def scroll(self, relative):
		if self.browser and self.browser.main_column:
			self.browser.main_column.scroll(relative)
	
	def throbber(self, string='.', remove=False):
		if remove:
			self.titlebar.throbber = type(self.titlebar).throbber
		else:
			self.titlebar.throbber = string

	def hint(self, text=None):
		self.status.hint = text