From e3004852e1276494ee5ea9e58ece89644db7f483 Mon Sep 17 00:00:00 2001
From: Christian Franke <nobody@nowhere.ws>
Date: Sun, 15 Dec 2013 00:43:46 +0100
Subject: Add support for a dummy printer to toy with the gui

---
 ptgui.py    | 10 ++++++---
 pttarget.py | 67 ++++++++++++++++++++++++++++++++++++++++++-------------------
 2 files changed, 53 insertions(+), 24 deletions(-)

diff --git a/ptgui.py b/ptgui.py
index 032dbe2..c3a0f0b 100644
--- a/ptgui.py
+++ b/ptgui.py
@@ -76,9 +76,13 @@ class MainWindow(object):
             print str(dev)
             self.devlist.append([str(dev), dev])
 
-        if len(self.devlist) > 0:
-            itr = self.devlist.get_iter((0, ))
-            self.devbox.set_active_iter(itr)
+        if len(self.devlist) == 0:
+            for dummy_width in [9,12,24]:
+                dummy_printer = pttarget.PTPrinter(dummy_width)
+                self.devlist.append([str(dummy_printer), dummy_printer])
+
+        itr = self.devlist.get_iter((0, ))
+        self.devbox.set_active_iter(itr)
 
     def dev_select(self):
         itr = self.devbox.get_active_iter()
diff --git a/pttarget.py b/pttarget.py
index d8f9eb2..48c2bee 100644
--- a/pttarget.py
+++ b/pttarget.py
@@ -6,13 +6,55 @@ import tempfile, os, struct, sys, array, time
 import qrcode
 
 class PTPrinter(object):
-	def __init__(self):
-		pass
+	def __init__(self, dummy_width=24):
+		self.dummy_width = dummy_width
+		self.last_status = None
+
+	def __str__(self):
+		return 'Dummy PTPrinter, Tape width %d' % self.dummy_width
+
 	def setup(self):
 		pass
+
+	def check_status(self):
+		self.refresh_status()
+
+	def find_tape(self):
+		for tape in PTTape.tapes:
+			if int(tape.sizemm) == self.media_width:
+				return tape
+		return None
+
 	def is_interactive(self):
 		return False
 
+	def get_errstr(self):
+		errs = []
+		for i in range(0, 8):
+			if self.err1 & (1 << i):
+				errs.append(codes_err1.get(1 << i, '<1:%02x>' % (1 << i)))
+		for i in range(0, 8):
+			if self.err2 & (1 << i):
+				errs.append(codes_err2.get(1 << i, '<2:%02x>' % (1 << i)))
+		if len(errs) == 0:
+			return 'OK'
+		return ', '.join(errs)
+
+	def refresh_status(self):
+		self.err1 = 0x00
+		self.err2 = 0x00
+		self.media_width = self.dummy_width
+		self.media_type = 0x01
+		self.media_length = 8000
+		self.status_type = 0x00
+		self.phase_type = 0x00
+		self.phase_bytes = 0x00
+		self.notify_num = 0x00
+		self.last_status = time.time()
+
+	def send(self, data):
+		pass
+
 media_types = {
 	0x01: 'Laminated',
 	0x02: 'Lettering',
@@ -37,8 +79,8 @@ codes_err2 = {
 
 class PTUSB(PTPrinter):
 	def __init__(self, usbdev):
+		super(PTUSB, self).__init__()
 		self.usbdev = usbdev
-		self.last_status = None
 
 	def __str__(self):
 		return '%s %s (%04x:%04x @ %d.%d)' % (
@@ -92,12 +134,6 @@ class PTUSB(PTPrinter):
 		self.notify_num = ar[22]
 		self.last_status = time.time()
 
-	def find_tape(self):
-		for tape in PTTape.tapes:
-			if int(tape.sizemm) == self.media_width:
-				return tape
-		return None
-
 	def check_status(self):
 		ar = self.if_rd.read(16)
 		if len(ar) == 0:
@@ -107,18 +143,6 @@ class PTUSB(PTPrinter):
 			ar += self.if_rd.read(16)
 		self.refresh_status(ar)
 
-	def get_errstr(self):
-		errs = []
-		for i in range(0, 8):
-			if self.err1 & (1 << i):
-				errs.append(codes_err1.get(1 << i, '<1:%02x>' % (1 << i)))
-		for i in range(0, 8):
-			if self.err2 & (1 << i):
-				errs.append(codes_err2.get(1 << i, '<2:%02x>' % (1 << i)))
-		if len(errs) == 0:
-			return 'OK'
-		return ', '.join(errs)
-
 	def send(self, data):
 		offset = 0
 		size = len(data)
@@ -306,3 +330,4 @@ if __name__ == '__main__':
 		#	bytearray(((w + 7) / 8) * '\xff'))
 		p.send(data.get())
 
+
-- 
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