Merge pull request #16 from dzjkb/issue5

Added settings panel

client/settings/dpcs-settingspanel/README.md

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+# The settings panel for the DPCS project

client/settings/dpcs-settingspanel/settingspanel.py

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+#!/usr/bin/env python3
+
+import json
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+import os.path
+
+# the window title
+PANELTITLE = "DPCS Settings"
+
+# about DPCS - authors, basic info, licensing and such...
+ABOUT_DPCS = """ To be written!
+"""
+
+# minimal window width and height
+WIDTH = 350
+HEIGHT = 400
+# settings dictionary
+settings = {}
+#config file path
+FILE = os.path.expanduser('~/.dpcs/.dpcsconfig')
+
+buttonlist = []
+
+def displaypanel():
+	""" displays the prefs dialog
+	"""
+	win = SettingsPanel()
+	win.show_all()
+	Gtk.main()
+
+def addCheckButton(label, parent): 
+	""" add checkbox with label @label to container @parent 
+	"""
+	checkButton = Gtk.CheckButton.new_with_label(label)
+	parent.pack_start(checkButton, False, False, 10)
+	buttonlist.append(checkButton)
+	return checkButton
+
+def save_setting (checkButton): 
+	""" saves checkbox value in settings
+	"""
+	if checkButton.get_active():
+		value = 'true'
+	else:
+		value = 'false'
+	settings[checkButton.get_label()] = value
+
+def load_setting (checkButton): 
+	""" loads initial value of @checkbutton
+	"""	
+	if settings[checkButton.get_label()] == 'true' :
+		checkButton.set_active(True)
+	else:
+		checkButton.set_active(False)
+
+class SettingsPanel(Gtk.Window):
+	""" The preferences dialog for DPCS
+	"""
+
+	def __init__(self):
+		Gtk.Window.__init__(self, title=PANELTITLE)
+		self.set_size_request(WIDTH,HEIGHT)
+
+		maincontainer = Gtk.Box(orientation = Gtk.Orientation.VERTICAL, spacing = 0)
+		self.add(maincontainer)
+
+		notebook = Gtk.Notebook()
+		maincontainer.pack_start(notebook, True, True, 0)
+
+		buttonscontainer = Gtk.Box(orientation = Gtk.Orientation.HORIZONTAL)
+		maincontainer.pack_start(buttonscontainer, False, False, 0)
+
+		# settings tab
+
+		settingspage = Gtk.Box(orientation = Gtk.Orientation.VERTICAL, spacing = 5)
+
+		# add setting boxes here by addCheckButton(Label, Box)
+
+		eb = addCheckButton('Enable DPCS', settingspage)
+		ab = addCheckButton('test1', settingspage)
+		bb = addCheckButton('test2', settingspage)
+		gb = addCheckButton('test3', settingspage)
+
+		# end of setting boxes
+
+		notebook.append_page(settingspage, Gtk.Label('Settings'))
+
+		# about DPCS tab
+
+		aboutpage = Gtk.Box(orientation = Gtk.Orientation.VERTICAL, spacing = 5)
+
+		acontent = Gtk.Label()
+		acontent.set_text(ABOUT_DPCS)
+		acontent.set_justify(Gtk.Justification.LEFT)
+		aboutpage.pack_start(acontent, True, True, 0)
+
+		notebook.append_page(aboutpage, Gtk.Label('About DPCS'))
+
+		# ok, apply and cancel buttons
+
+		self.ok = Gtk.Button(label="Ok")
+		cancel = Gtk.Button(label="Cancel")
+		applyb = Gtk.Button(label="Apply")
+
+		buttonscontainer.pack_end(self.ok, False, False, 0)
+		buttonscontainer.pack_end(applyb, False, False, 0)
+		buttonscontainer.pack_end(cancel, False, False, 0)
+
+		cancel.connect("clicked", Gtk.main_quit)
+		applyb.connect("clicked", self.applysettings)
+		self.ok.connect("clicked", self.applysettings)
+
+		# loads current config
+		self.loadconfig()
+		self.connect("delete-event", Gtk.main_quit)
+
+
+	def applysettings(self, widget):
+		""" writes settings to dpcs.config, exits
+		if ok has been pressed
+		"""
+		os.makedirs(os.path.dirname(FILE), exist_ok=True)
+		f = open(FILE, 'w')
+
+		for s in buttonlist:
+			save_setting(s)
+		json.dump(settings, f, indent=2)
+		f.close()
+		if widget == self.ok:
+			Gtk.main_quit()
+
+	def loadconfig(self):
+		""" loads current settings from dpcs.config
+		"""
+		if os.path.isfile(FILE):
+			f = open(FILE, 'r')
+			settings.update(json.load(f))
+			for b in buttonlist:
+				load_setting(b)
+
+			f.close()
+
+if __name__ == "__main__":
+	displaypanel()