got the entry_form on the man frame -- still more to do!

Author: ChrisBarker-NOAA

week-09/code/address_book/a_book.json

@@ -1,20 +1,20 @@
 [
     {
+        "phone": "123-456-7890", 
         "first_name": "Chris", 
         "last_name": "Barker", 
-        "phone": "123-456-7890", 
         "email": "[email protected]"
     }, 
     {
+        "phone": "510-555-1234", 
         "first_name": "Fred", 
         "last_name": "Jones", 
-        "phone": "510-555-1234", 
         "email": "FredJones@some_company.com"
     }, 
     {
+        "phone": "423-321-9876", 
         "first_name": "Nancy", 
         "last_name": "Wilson", 
-        "phone": "423-321-9876", 
         "email": "[email protected]"
     }
 ]

week-09/code/address_book/address_book_app.py

@@ -0,0 +1,111 @@
+#!/usr/bin/env python
+
+"""
+Example of the very basic, minimal wxPython address book application
+
+This module defines the main Frame
+"""
+
+import os
+
+import wx
+from address_book_data import AddressBook
+from entry_form import AddBookForm
+        
+class AddBookFrame(wx.Frame):
+    def __init__(self, add_book, *args, **kwargs):
+        kwargs.setdefault('title', "Micro Address Book")
+        wx.Frame.__init__(self, *args, **kwargs)
+
+        self.add_book = add_book
+        self.current_index = 1
+
+        # put the Panel on the frame
+        self.entryPanel = AddBookForm(add_book.book[self.current_index], self)
+
+        # Build up the menu bar:
+        menuBar = wx.MenuBar()
+        
+        fileMenu = wx.Menu()
+        openMenuItem = fileMenu.Append(wx.ID_ANY, "&Open", "Open a file" )
+        self.Bind(wx.EVT_MENU, self.onOpen, openMenuItem)
+
+        closeMenuItem = fileMenu.Append(wx.ID_ANY, "&Close", "Close a file" )
+        self.Bind(wx.EVT_MENU, self.onClose, closeMenuItem)
+
+        exitMenuItem = fileMenu.Append(wx.ID_EXIT, "Exit", "Exit the application")
+        self.Bind(wx.EVT_MENU, self.onExit, exitMenuItem)
+        menuBar.Append(fileMenu, "&File")
+        
+        helpMenu = wx.Menu()
+        helpMenuItem = helpMenu.Append(wx.ID_HELP, "Help", "Get help")
+        menuBar.Append(helpMenu, "&Help")
+
+        self.SetMenuBar(menuBar)
+        
+    def onOpen(self, evt=None):
+        """This method opens an existing file"""
+        print "Open a file: "
+        # Create the dialog. In this case the current directory is forced as the starting
+        # directory for the dialog, and no default file name is forced. This can easily
+        # be changed in your program. This is an 'open' dialog, and allows multiple
+        # file selections as well.
+        #
+        # Finally, if the directory is changed in the process of getting files, this
+        # dialog is set up to change the current working directory to the path chosen.
+        dlg = wx.FileDialog(
+            self, message="Choose a file",
+            defaultDir=os.getcwd(), 
+            defaultFile="",
+            wildcard="*.json",
+            style=wx.OPEN | wx.CHANGE_DIR
+            )
+
+        # Show the dialog and retrieve the user response. If it is the OK response, 
+        # process the data.
+        if dlg.ShowModal() == wx.ID_OK:
+            # This returns a Python list of files that were selected.
+            path = dlg.GetPath()
+            print "I'd be opening file in onOpen ", path
+            self.add_book.save_to_file( path )
+        else :
+            print "The file dialog was canceled before anything was selected"
+
+        # Destroy the dialog. Don't do this until you are done with it!
+        # BAD things can happen otherwise!
+        dlg.Destroy()
+
+    def onClose(self, evt=None):
+        print "close menu selected"
+        self.add_book.close()
+
+    def onExit(self, evt=None):
+        print "Exit the program here"
+        print "The event passed to onExit is type ", type(evt),
+        self.Close()
+
+
+class AddBookApp(wx.App):
+    def OnInit(self):
+        """
+        App initilization goes here -- not much to do, in this case
+        """
+        a_book = AddressBook()
+        a_book.load_from_file()
+
+        f = AddBookFrame(a_book, parent=None)
+        f.Show()
+
+        return True
+
+if __name__ == "__main__":
+
+    app = AddBookApp(False)
+
+
+
+    ## set up the WIT -- to help debug sizers
+#    import wx.lib.inspection
+#    wx.lib.inspection.InspectionTool().Show()
+    app.MainLoop()
+

week-09/code/address_book/address_book_data.py

@@ -10,9 +10,11 @@
 class AddressBook(object):
     """
     very simple data model -- just a list of dicts
+    
+    each dict represents an entry in the address book
     """
     def __init__(self):
-        self.book = []
+        self.book = [{},]
         self.filename = "a_book.json"
 
     def save_to_file(self, filename=None):
@@ -25,6 +27,13 @@ def load_from_file(self, filename=None):
             self.filename = filename
         self.book = json.load( open(self.filename, 'rb') )
 
+    def close(self):
+        """
+        clear out the data...
+        leave it with one empty dict
+        """
+        del self.book[:]
+        self.book.append({})
 
 if __name__ == "__main__":
     import pprint