Some structure changes

1 files changed, 558 insertions, 0 deletions

diff --git a/geneticone/gui/main.py b/geneticone/gui/main.py
new file mode 100644
index 0000000..9398b91
--- /dev/null
+++ b/geneticone/gui/main.py
@@ -0,0 +1,558 @@
+#!/usr/bin/python
+
+import geneticone
+
+import pygtk
+pygtk.require("2.0")
+import gtk
+
+# for doing emerge
+from subprocess import *
+
+# for the terminal
+import pty
+import vte
+
+from portage_util import unique_array
+
+class EmergeQueue:
+	"""This class manages the emerge queue."""
+
+	def __init__ (self, tree = None, console = None):
+		""""tree" is a gtk.TreeStore to show the queue in; "console" is a vte.Terminal to print the output to."""
+		self.mergequeue = {}
+		self.unmergequeue = []
+		self.tree = tree
+		self.console = console
+
+		if self.tree:
+			self.emergeIt = self.tree.append(None, ["Emerge"])
+			self.unmergeIt = self.tree.append(None, ["Unmerge"])
+		else:
+			self.emergeIt = self.unmergeIt = None
+
+	def append (self, sth, unmerge = False):
+		"""Appends a cpv either to the merge queue or to the unmerge-queue.
+		Also update the tree-view."""
+		if not unmerge:
+			# insert dependencies
+			pkg = geneticone.find_packages("="+sth)[0]
+			try:
+				self.mergequeue.update({sth : pkg.get_dep_packages()})
+			except geneticone.BlockedException, e :
+				blocks = e[0]
+				blocked_dialog(sth, blocks)
+				return
+			else:
+				# update tree
+				if self.emergeIt:
+					pkgIt = self.tree.append(self.emergeIt, [sth])
+					for p in self.mergequeue[sth]:
+						self.tree.append(pkgIt, [p])
+		else:
+			self.unmergequeue.append(sth)
+			if self.unmergeIt: # update tree
+				self.tree.append(self.unmergeIt, [sth])
+
+	def _emerge (self, options, it):
+		"""Calls emerge and updates the terminal."""
+		# open pty
+		(master, slave) = pty.openpty()
+		self.console.set_pty(master)
+		self.process = Popen("emerge "+options, stdout = slave, stderr = STDOUT, shell = True)
+		self.remove_all(it)
+
+	def emerge (self, force = False):
+		"""Emerges everything in the merge-queue. If force is 'False' (default) only 'emerge -pv' is called."""
+		if len(self.mergequeue) == 0: return
+
+		list = ""
+		for k in self.mergequeue.keys():
+			list += " '="+k+"'"
+		
+		s = ""
+		print list
+		if not force: s = "-pv "
+		self._emerge(s+list, self.emergeIt)
+
+	def unmerge (self, force = False):
+		"""Unmerges everything in the umerge-queue. If force is 'False' (default) only "emerge -pv -C" is called."""
+		if len(self.unmergequeue) == 0: return
+
+		list = " ".join(self.unmergequeue)
+		s = ""
+		if not force: s = "-pv "
+		self._emerge("-C "+s+list, self.unmergeIt)
+
+	def remove_all (self, parentIt):
+		"""Removes all children of a given parent TreeIter."""
+		childIt = self.tree.iter_children(parentIt)
+
+		while childIt:
+			temp = childIt
+			childIt = self.tree.iter_next(childIt)
+			self.remove(temp)
+	
+	def remove (self, it):
+		if self.tree.iter_parent(it): # NEVER remove our top stuff
+			if self.tree.get_string_from_iter(it).split(":")[0] == self.tree.get_string_from_iter(self.emergeIt):
+				del self.mergequeue[self.tree.get_value(it,0)]
+			else:
+				self.unmergequeue.remove(self.tree.get_value(it,0))
+			
+			self.tree.remove(it)
+
+class PackageWindow:
+	"""A window with data about a specfic package."""
+
+	def cb_changed (self, combo, data = None):
+		"""Callback for the changed ComboBox.
+		It then rebuilds the useList and the checkboxes."""
+		# remove old useList
+		self.useListScroll.remove(self.useList)
+		
+		# build new
+		self.useList = self.build_use_list()
+		self.useListScroll.add(self.useList)
+		self.update_checkboxes()
+
+		self.useListScroll.set_policy(gtk.POLICY_NEVER, gtk.POLICY_NEVER)
+
+		# set emerge-button-label
+		if not self.actual_package().is_installed():
+			self.emergeBtn.set_label("_Emerge")
+		else:
+			self.emergeBtn.set_label("_Unmerge")
+		
+		# refresh - make window as small as possible
+		self.table.show_all()
+		self.window.resize(1,1)
+		return True
+
+	def build_vers_combo (self):
+		"""Creates the combo box with the different versions."""
+		combo = gtk.combo_box_new_text()
+
+		# append versions
+		for s in [x.get_version() for x in self.packages]:
+			combo.append_text(s)
+		
+		# activate the first one
+		try:
+			best_version = ""
+			if self.version:
+				best_version = self.version
+			else:
+				best_version = geneticone.find_best_match(self.packages[0].get_cp(), (self.instPackages != [])).get_version()
+			for i in range(len(self.packages)):
+				if self.packages[i].get_version() == best_version:
+					combo.set_active(i)
+					break
+		except AttributeError: # no package found
+			combo.set_active(0)
+
+		combo.connect("changed", self.cb_changed)
+		
+		return combo
+
+	def actual_package (self):
+		"""Returns the actual package (a geneticone.Package-object)."""
+		return self.packages[self.vCombo.get_active()]
+
+	def cb_button_pressed (self, b, event, data = None):
+		"""Callback for pressed checkboxes. Just quits the event-loop - no redrawing."""
+		b.emit_stop_by_name("button-press-event")
+		return True
+
+	def cb_emerge_clicked (self, button, data = None):
+		"""Adds the package to the EmergeQueue."""
+		if not geneticone.am_i_root():
+			errorMB = gtk.MessageDialog(self.window, gtk.DIALOG_MODAL, gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, "You cannot (un)merge without being root.")
+			errorMB.run()
+			errorMB.destroy()
+		else:
+			unmerge = self.actual_package().is_installed()
+			self.queue.append(self.actual_package().get_cpv(), unmerge)
+			self.window.destroy()
+		return True
+
+	def update_checkboxes (self):
+		"""Updates the checkboxes."""
+		self.installedCheck.set_active(self.actual_package().is_installed())
+		self.maskedCheck.set_active(self.actual_package().is_masked())
+		self.testingCheck.set_active((self.actual_package().get_mask_status() % 3) == 1)
+
+	def build_use_list (self):
+		"""Builds the useList."""
+		store = gtk.ListStore(bool, str, str)
+
+		pkg = self.actual_package()
+		for use in pkg.get_all_useflags():
+			if pkg.is_installed() and use in pkg.get_set_useflags(): # flags set during install
+				enabled = True
+			elif (not pkg.is_installed()) and use in pkg.get_settings("USE").split(): # flags that would be set
+				enabled = True
+			else:
+				enabled = False
+			store.append([enabled, use, geneticone.get_use_desc(use, self.cp)])
+
+		# build view
+		view = gtk.TreeView(store)
+		cell = gtk.CellRendererText()
+		tCell = gtk.CellRendererToggle()
+		view.append_column(gtk.TreeViewColumn("Enabled", tCell, active = 0))
+		view.append_column(gtk.TreeViewColumn("Flags", cell, text = 1))
+		view.append_column(gtk.TreeViewColumn("Description", cell, text = 2))
+
+		if store.iter_n_children(None) == 0:
+			view.set_child_visible(False)
+		else:
+			view.set_child_visible(True)
+		return view
+
+	def cb_size_check (self, event, data = None):
+		if self.useListScroll:
+			width, height = self.window.get_size()
+			if height > gtk.gdk.screen_height():
+				self.window.set_default_size(width, gtk.gdk.screen_height())
+				self.window.resize(width, gtk.gdk.screen_height())
+				self.useListScroll.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
+
+		return False
+
+	def __init__ (self, parent, cp, queue = None, version = None):
+		"""Build up window contents."""
+		self.parent = parent # parent window
+		self.cp = cp # category/package
+		self.version = version # version - if not None this is used
+		self.queue = queue
+		
+		# window
+		self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
+		self.window.set_title(cp)
+		self.window.set_modal(True)
+		self.window.set_transient_for(parent)
+		self.window.set_destroy_with_parent(True)
+		self.window.set_resizable(False)
+		self.window.set_default_size(1,1) # as small as possible
+		self.window.connect("delete-event", lambda a,b: False)
+		#self.window.connect("configure-event", self.cbSizeCheck)
+		
+		# packages and installed packages
+		self.packages = geneticone.sort_package_list(geneticone.find_packages(cp, masked=True))
+		self.instPackages = geneticone.sort_package_list(geneticone.find_installed_packages(cp, masked=True))
+
+		# main structure - the table
+		self.table = gtk.Table(rows=4,columns=2)
+		self.window.add(self.table)
+
+		# version-combo-box
+		self.vCombo = self.build_vers_combo()
+		self.table.attach(self.vCombo, 0, 1, 1, 2, yoptions = gtk.FILL)
+
+		# the label (must be here, because it depends on the combo box)
+		desc = self.actual_package().get_env_var("DESCRIPTION")
+		use_markup = True
+		if not desc: 
+			desc = "<no description>"
+			use_markup = False
+		else:
+			desc = "<b>"+desc+"</b>"
+		self.descLabel = gtk.Label(desc)
+		self.descLabel.set_line_wrap(True)
+		self.descLabel.set_justify(gtk.JUSTIFY_CENTER)
+		self.descLabel.set_use_markup(use_markup)
+		self.table.attach(self.descLabel, 0, 2, 0, 1, xoptions = gtk.FILL, ypadding = 10)
+
+		# the check boxes
+		checkHB = gtk.HBox (True, 1)
+		self.table.attach(checkHB, 1, 2, 1, 2, yoptions = gtk.FILL)
+
+		self.installedCheck = gtk.CheckButton()
+		self.installedCheck.connect("button-press-event", self.cb_button_pressed)
+		self.installedCheck.set_label("Installed")		
+		checkHB.pack_start(self.installedCheck, True, False)
+
+		self.maskedCheck = gtk.CheckButton()
+		self.maskedCheck.connect("button-press-event", self.cb_button_pressed)
+		self.maskedCheck.set_label("Masked")		
+		checkHB.pack_start(self.maskedCheck, True, False)
+
+		self.testingCheck = gtk.CheckButton()
+		self.testingCheck.connect("button-press-event", self.cb_button_pressed)
+		self.testingCheck.set_label("Testing")
+		checkHB.pack_start(self.testingCheck, True, False)
+
+		# use list
+		self.useList = self.build_use_list()
+		self.useListScroll = gtk.ScrolledWindow()
+		self.useListScroll.add(self.useList)
+		self.useListScroll.set_policy(gtk.POLICY_NEVER, gtk.POLICY_NEVER) # XXX: make this work correctly
+		self.table.attach(self.useListScroll, 0, 2, 2, 3, ypadding = 10)
+		
+		# buttons
+		buttonHB = gtk.HButtonBox()
+		buttonHB.set_layout(gtk.BUTTONBOX_SPREAD)
+		self.table.attach(buttonHB, 0, 2, 3, 4)
+		
+		self.emergeBtn = gtk.Button("_Emerge")
+		if not self.queue: self.emergeBtn.set_sensitive(False)
+		self.cancelBtn = gtk.Button("_Cancel")
+		self.cancelBtn.connect("clicked", lambda x: self.window.destroy())
+		self.emergeBtn.connect("clicked", self.cb_emerge_clicked)
+		buttonHB.pack_start(self.emergeBtn)
+		buttonHB.pack_start(self.cancelBtn)
+
+		# current status
+		self.cb_changed(self.vCombo)
+
+		# show
+		self.window.show_all()
+
+class MainWindow:
+	"""Application main window."""
+	
+	def cb_delete (self, widget, data = None):
+		"""Returns false -> window is deleted."""
+		return False
+
+	def cb_destroy (self, widget, data = None):
+		"""Calls main_quit()."""
+		gtk.main_quit()
+
+	def create_main_menu (self):
+		"""Creates the main menu."""
+		# the menu-list
+		mainMenuDesc = [
+				( "/_File", None, None, 0, "<Branch>"),
+				( "/File/_Close", None, self.cb_destroy, 0, "")
+				]
+		self.itemFactory = gtk.ItemFactory(gtk.MenuBar, "<main>", None)
+		self.itemFactory.create_items(mainMenuDesc)
+		return self.itemFactory.get_widget("<main>")
+
+	def cb_cat_list_selection (self, view, data = None):
+		"""Callback for a category-list selection. Updates the package list with these packages in the category."""
+		if view == self.catList: # be sure it is the catList
+			# get the selected category
+			sel = view.get_selection()
+			store, it = sel.get_selected()
+			
+			if it:
+				# remove old one
+				self.scroll_2.remove(self.pkgList)
+				
+				# create new package list
+				self.pkgList = self.create_pkg_list(store.get_value(it,0))
+				self.scroll_2.add(self.pkgList)
+				self.scroll_2.show_all()
+		return False
+
+	def cb_row_activated (self, view, path, col, store = None):
+		"""Callback for an activated row in the pkgList. Opens a package window."""
+		if view == self.pkgList:
+			package = store.get_value(store.get_iter(path), 0)
+			if package[-1] == '*': package = package[:-1]
+			PackageWindow(self.window, self.selCatName+"/"+package, self.queue)
+		elif view == self.emergeView:
+			if len(path) > 1:
+				package = store.get_value(store.get_iter(path), 0)
+				cat, name, vers, rev = geneticone.split_package_name(package)
+				PackageWindow(self.window, cat+"/"+name, queue = None, version = vers+"-"+rev)
+		return True
+
+	def create_cat_list (self):
+		"""Creates the category list."""
+		store = gtk.ListStore(str)
+
+		# build categories
+		for p in geneticone.list_categories():
+			store.append([p])
+		# sort them alphabetically
+		store.set_sort_column_id(0, gtk.SORT_ASCENDING)
+
+		view = gtk.TreeView(store)
+		cell = gtk.CellRendererText()
+		col = gtk.TreeViewColumn("Categories", cell, text = 0)
+		view.append_column(col)
+		view.connect("cursor-changed", self.cb_cat_list_selection)
+		view.connect("row-activated", lambda v,p,c : self.cb_cat_list_selection(v))
+		view.set_search_column(0)
+
+		return view
+
+	packages = {} # directory category -> [packages]
+	def create_pkg_list (self, name = None):
+		"""Creates the package list. Gets the name of the category."""
+		self.selCatName = name # actual category
+		store = gtk.ListStore(str)
+
+		# calculate packages
+		if name:
+			if name not in self.packages: # only calc packages if not already done
+				self.packages[name] = []
+				for p in unique_array([x.get_name() for x in geneticone.find_all_packages(name+"/")]):
+					if geneticone.find_installed_packages(name+"/"+p, masked=True) != []:
+						p += "*" # append a '*' if the package is installed
+					self.packages[name].append(p)
+
+			for p in self.packages[name]:
+				store.append([p])
+
+			# sort alphabetically
+			store.set_sort_column_id(0, gtk.SORT_ASCENDING)
+
+		# build view
+		pkgList = gtk.TreeView(store)
+		cell = gtk.CellRendererText()
+		col = gtk.TreeViewColumn("Packages", cell, text = 0)
+		pkgList.append_column(col)
+		pkgList.connect("row-activated", self.cb_row_activated, store)
+
+		return pkgList
+
+	def cb_remove_clicked (self, button, data = None):
+		selected = self.emergeView.get_selection()
+
+		if selected:
+			model, iter = selected.get_selected()
+
+			if not model.iter_parent(iter): # top-level
+				if model.iter_n_children(iter) > 0: # and has children which can be removed :)
+					askMB = gtk.MessageDialog(self.window, gtk.DIALOG_MODAL, gtk.MESSAGE_QUESTION, gtk.BUTTONS_YES_NO, "Do you really want to clear the whole queue?")
+					if askMB.run() == gtk.RESPONSE_YES :
+						self.queue.remove_all(iter)
+					askMB.destroy()
+			elif model.iter_parent(model.iter_parent(iter)): # this is in the 3rd level => dependency
+				infoMB = gtk.MessageDialog(self.window, gtk.DIALOG_MODAL, gtk.MESSAGE_INFO, gtk.BUTTONS_OK, "You cannot remove dependencies. :)")
+				infoMB.run()
+				infoMB.destroy()
+			else:
+				self.queue.remove(iter)
+		
+		return True
+
+	def cb_emerge_clicked (self, button, data = None):
+		if button == self.emergeBtn:
+			self.queue.emerge(force=True)
+		elif button == self.unmergeBtn:
+			self.queue.unmerge(force=True)
+
+		return True
+
+	def cb_search_clicked (self, button, data = None):
+		if self.searchEntry.get_text() != "":
+			packages = geneticone.find_all_packages(self.searchEntry.get_text())
+			packages = unique_array([p.get_cp() for p in packages])
+			dialog = gtk.MessageDialog(None, gtk.DIALOG_MODAL, gtk.MESSAGE_INFO, gtk.BUTTONS_OK, str(packages))
+			dialog.run()
+			dialog.destroy()
+
+	def __init__ (self):
+		"""Build up window"""
+
+		# window
+		self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
+		self.window.set_title("Genetic/One")
+		self.window.connect("delete_event", self.cb_delete)
+		self.window.connect("destroy", self.cb_destroy)
+		self.window.set_border_width(2)
+		self.window.set_geometry_hints (self.window, min_width = 600, min_height = 800, max_height = gtk.gdk.screen_height(), max_width = gtk.gdk.screen_width())
+		self.window.set_resizable(True)
+
+		# main vb
+		vb = gtk.VBox(False, 1)
+		self.window.add(vb)
+
+		# menubar
+		menubar = self.create_main_menu()
+		vb.pack_start(menubar, False)
+		
+		# search
+		self.searchEntry = gtk.Entry()
+		self.searchBtn = gtk.Button("_Search")
+		self.searchBtn.connect("clicked", self.cb_search_clicked)
+		hbSearch = gtk.HBox(False, 5)
+		hbSearch.pack_start(self.searchEntry, True, True)
+		hbSearch.pack_start(self.searchBtn, False, False)
+		vb.pack_start(hbSearch, False, False, 5)
+
+		# VPaned holding the lists and the Terminal
+		vpaned = gtk.VPaned()
+		vpaned.set_position(400)
+		vb.pack_start(vpaned, True, True)
+
+		# a HB holding the lists
+		hb = gtk.HBox(True, 5)
+		hbFrame = gtk.Frame()
+		hbFrame.add(hb)
+		hbFrame.set_shadow_type(gtk.SHADOW_IN)
+		vpaned.pack1(hbFrame, shrink = True, resize = True)
+		
+		self.scroll_1 = gtk.ScrolledWindow()
+		self.scroll_2 = gtk.ScrolledWindow()
+		self.scroll_1.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
+		self.scroll_2.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
+		hb.pack_start(self.scroll_1, True, True)
+		hb.pack_start(self.scroll_2, True, True)
+		
+		# create cat List
+		self.catList = self.create_cat_list()
+		self.scroll_1.add(self.catList)
+		
+		# create pkg list
+		self.pkgList = self.create_pkg_list()
+		self.scroll_2.add(self.pkgList)
+		# queue list
+		queueVB = gtk.VBox(False, 0)
+		hb.pack_start(queueVB, True, True)
+		
+		emergeStore = gtk.TreeStore(str)
+		self.emergeView = gtk.TreeView(emergeStore)
+		cell = gtk.CellRendererText()
+		col = gtk.TreeViewColumn("Queue", cell, text = 0)
+		self.emergeView.append_column(col)
+		self.emergeView.connect("row-activated", self.cb_row_activated, emergeStore)
+		queueVB.pack_start(self.emergeView, True, True)
+
+		# buttons right unter the queue list
+		buttonBox = gtk.HButtonBox()
+		queueVB.pack_start(buttonBox, False)
+		self.emergeBtn = gtk.Button("_Emerge")
+		self.emergeBtn.connect("clicked", self.cb_emerge_clicked)
+		self.unmergeBtn = gtk.Button("_Unmerge")
+		self.unmergeBtn.connect("clicked", self.cb_emerge_clicked)
+		self.removeBtn = gtk.Button("_Remove")
+		self.removeBtn.connect("clicked", self.cb_remove_clicked)
+		buttonBox.pack_start(self.emergeBtn)
+		buttonBox.pack_start(self.removeBtn)
+		buttonBox.pack_start(self.unmergeBtn)
+		
+		# the terminal
+		term = vte.Terminal()
+		term.set_scrollback_lines(1024)
+		term.set_scroll_on_output(True)
+		termBox = gtk.HBox(False, 0)
+		termScroll = gtk.VScrollbar(term.get_adjustment())
+		termBox.pack_start(term, True, True)
+		termBox.pack_start(termScroll, False)
+		
+		termFrame = gtk.Frame("Console")
+		termFrame.set_shadow_type(gtk.SHADOW_IN)
+		termFrame.add(termBox)
+		vpaned.pack2(termFrame, shrink = True, resize = True)
+
+		# show
+		self.window.show_all()
+
+		# set emerge queue
+		self.queue = EmergeQueue(console=term, tree = emergeStore)
+	
+	def main (self):
+		"""Main."""
+		gtk.main()
+
+def blocked_dialog (blocked, blocks):
+	dialog = gtk.MessageDialog(None, gtk.DIALOG_MODAL, gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, blocked+" is blocked by "+blocks+".\nPlease unmerge the blocking package.")
+	dialog.run()
+	dialog.destroy()