add start or DFU Wizard.

scan.py

@@ -0,0 +1,113 @@
+#!/usr/bin/env python
+
+#------------------------------------------------------------------------------
+# Device scan
+#------------------------------------------------------------------------------
+
+from subprocess import call
+
+import pexpect
+import signal
+
+#------------------------------------------------------------------------------
+# Bluetooth LE scan for advertising peripheral devices
+#------------------------------------------------------------------------------
+class HciTool:
+
+    def __init__( self, advert_name ):
+        self.advert_name = advert_name
+        return
+
+    def scan( self ):
+
+        try:
+            self.hcitool = pexpect.spawn('hcitool lescan')
+            #self.hcitool.logfile = sys.stdout
+            index = self.hcitool.expect(['LE Scan ...'], 1)
+        except pexpect.EOF:
+            self.hcitool.terminate(force=True)
+            return []
+        except Exception as err:
+            print "scan: exception: {0}".format(sys.exc_info()[0])
+            self.hcitool.terminate(force=True)
+            return []
+
+        if index != 0:
+            print "scan: failed"
+            self.hcitool.terminate(force=True)
+            return []
+
+        list = []
+        for dummy in range(0, 2):
+            try:
+                list.append(self.hcitool.readline())
+            except pexpect.TIMEOUT:
+                break
+
+        if list == []:
+            return []
+
+        # Eliminate duplicate items in list
+        list = set(list)
+
+        # Remove non self.advert_name units
+        if self.advert_name != None:
+            list = [item for item in list if self.advert_name in item]
+
+        # remove empty items from list
+        while '\r\n' in list:
+            list.remove('\r\n')
+
+        # Strip newline from items in list
+        list = [item.strip() for item in list]
+        list = list[0:2]
+
+        # Close pexpect (release device for subsequent use)
+        self.hcitool.terminate(force=True)
+
+        return list
+
+#------------------------------------------------------------------------------
+#
+#------------------------------------------------------------------------------
+class Scan:
+
+    def __init__( self, advert_name ):
+        self.advert_name = advert_name
+        return    
+
+    def scan(self):
+
+        scan_list = []
+
+        try:
+            hcitool = HciTool(self.advert_name)
+            scan_list = hcitool.scan()
+
+        except KeyboardInterrupt:
+            # On Cntl-C
+            pass;
+        except pexpect.TIMEOUT:
+            print "scan: pexpect.TIMEOUT"
+            pass
+        except Exception as e:
+            print "scan: exception: {0} ".format(sys.exc_info()[0])
+            pass
+
+
+        return scan_list
+
+#------------------------------------------------------------------------------
+#
+#------------------------------------------------------------------------------
+if __name__ == '__main__':
+
+    # Do not litter the world with broken .pyc files.
+    sys.dont_write_bytecode = True
+
+    #scanner = Scan("DfuTarg")  # specific advertisement name
+    scanner = Scan(None)      # any advertising name
+
+    scanner.scan()
+
+    print "scan complete"

wizard.py

@@ -0,0 +1,144 @@
+#!/usr/bin/env python
+
+#------------------------------------------------------------------------------
+# Graphical User Interface for DFU Server
+#------------------------------------------------------------------------------
+
+import os
+
+from Tkinter import *
+
+import ttk
+import tkMessageBox
+
+import tkFileDialog
+from tkFileDialog import askopenfilename
+
+from scan import Scan
+from dfu2 import *
+
+#------------------------------------------------------------------------------
+#
+#------------------------------------------------------------------------------
+class Application(Frame):
+
+    def __init__(self, master):
+        Frame.__init__(self, master)
+        self.file = None
+        self.addr = None
+        self.device = None
+        self.grid()
+        self.create_widgets()
+
+    def create_widgets(self):
+
+        self.frame1 = Frame(self)
+        self.frame1['relief'] = RIDGE
+        self.frame1.grid(row=0, column=0, pady=3, sticky=N)
+
+        self.button1 = Button(self.frame1)
+        self.button1["width"] = 20
+        self.button1["text"] = "Select application.zip file"
+        self.button1["command"] = self.selectFile
+        self.button1.grid(row=0, column=0, sticky=N)
+
+        self.text1 = Label(self.frame1)
+        self.text1["background"] = "white"
+        self.text1["width"] = 30
+        self.text1["text"] = "none"
+        self.text1.grid(row=1, column=0, pady=5, sticky=N)  
+
+        self.frame2 = Frame(self)
+        self.frame2.grid(row=1, rowspan=2, sticky=N)
+
+        self.button2 = Button(self.frame2)
+        self.button2["width"] = 20
+        self.button2["text"] = "Scan for target devices"
+        self.button2["command"] = self.get_device_name
+        self.button2.grid(row=0, column=0, sticky=N)
+
+        self.scrollbar2 = Scrollbar(self.frame2)
+        self.scrollbar2.grid(row=2, column=0, sticky=N)
+
+        self.listbox2 = Listbox(self.frame2)
+        self.listbox2['height'] = 5
+        self.listbox2.bind("<Double-Button-1>", self.device_selected)
+        self.listbox2.grid(row=2, column=0, sticky=N)
+
+        self.scrollbar2.config(command=self.listbox2.yview)
+        self.listbox2.config(yscrollcommand=self.scrollbar2.set)
+
+        self.text2 = Label(self.frame2)
+        self.text2["text"] = "Double-click to select"
+        self.text2.grid(row=3, column=0, sticky=N)
+
+        self.frame3 = Frame(self)
+        self.frame3.grid(row=7, column=0, rowspan=2, pady=5, sticky=N)
+
+        self.progress3 = ttk.Progressbar(self.frame3)
+        self.progress3['orient'] = 'horizontal'
+        self.progress3['length'] = 250
+        self.progress3['mode'] = 'determinate'
+        self.progress3.grid(row=0, column=0, sticky=N)
+
+        self.text3 = Label(self.frame3)
+        self.text3["text"] = "Download progress"
+        self.text3.grid(row=3, column=0, sticky=N+W+E)
+        #self.text3.pack(side=BOTTOM, fill="x")
+
+    def selectFile(self):
+        self.file = askopenfilename(filetypes=[('Zip files', '*.zip')])
+        filename = os.path.basename(self.file)
+        self.text1["text"] = filename
+
+    def get_device_name(self):
+        scanner = Scan(None)
+        targets = scanner.scan()
+        self.listbox2.delete(0, END)
+
+        if targets:
+            for target in targets:
+                index = targets.index(target)
+                addr  = targets[index][:17]
+                self.listbox2.insert("end", addr)
+
+    def device_selected(self, event):
+        widget = event.widget
+        selected = widget.curselection()
+        self.addr = widget.get(selected[0])
+
+        if self.addr and self.file:
+            print "addr: {0}".format(self.addr)
+            print "file: {0}".format(self.file)
+
+            # dfu_server("-z {0} -a {1}".format(self.file, self.addr))
+
+        else:
+            tkMessageBox.showwarning("Error", "Missing application file")
+
+        return
+
+
+#------------------------------------------------------------------------------
+#
+#------------------------------------------------------------------------------
+def main():
+
+    root = Tk()
+    root.title("DFU Server")
+    root.configure(bg='lightgrey')
+    root.geometry("250x235")
+
+    app = Application(root)
+
+    root.mainloop()
+
+#------------------------------------------------------------------------------
+#
+#------------------------------------------------------------------------------
+if __name__ == '__main__':
+
+    # Do not litter the world with broken .pyc files.
+    sys.dont_write_bytecode = True
+
+    main()