add touch event rotation, msg dispatcher, wallet app

src/apps/homescreen/__init__.py

@@ -1,15 +1,11 @@
-# Every application is supposed to have two entry points:
-#
-# boot() is called during device boot time and it should prepare
-# all global things necessary to run.
-#
-# dispatch() is called once event subscribed in boot() is received.
+from trezor.dispatcher import register
+from trezor.messages.Initialize import Initialize
+
+
+def dispatch(message):
+    from .layout_homescreen import layout_homescreen
+    return layout_homescreen(message)
 
-def dispatch():
-    # Callback for HID messages
-    print("Dispatch homescreen")
 
 def boot():
-    # Initilize app on boot time.
-    # This should hookup HID message types dispatcher() wants to receive.
-    print("Boot homescreen")
+    register(Initialize, dispatch)

src/apps/homescreen/layout_homescreen.py

@@ -1,30 +1,45 @@
 from trezor import ui
 from trezor.ui.swipe import Swipe
-from trezor import loop
+from trezor.utils import unimport_gen
 from trezor.res import loadres
+from trezor import dispatcher
+from trezor import loop
+from trezor import msg
 
 
-def swipe_to_change_orientation():
+def swipe_to_rotate():
     while True:
-        degrees = yield from Swipe().wait()
+        degrees = yield from Swipe(absolute=True).wait()
         ui.display.orientation(degrees)
 
 
-def layout_homescreen():
-    print("Homescreen layout!")
-
+def animate_logo():
     def func(foreground):
         ui.display.icon(0, 0, loadres('apps/homescreen/res/trezor.toig'), foreground, ui.BLACK)
+    yield from ui.animate_pulse(func, ui.WHITE, ui.GREY, speed=400000)
 
-    orientation = swipe_to_change_orientation()
-    animation = ui.animate_pulse(func, ui.WHITE, ui.GREY, speed=400000)
-    timeout = loop.Sleep(5000 * 1000)
 
-    yield loop.Wait([
-        orientation,
-        animation,
-        timeout
-    ])
-
-    from apps import playground
-    return playground.layout_tap_to_confirm('1BitkeyP2nDd5oa64x7AjvBbbwST54W5Zmx2', 110.126967, 'BTC')
+@unimport_gen
+def layout_homescreen(initialize_msg=None):
+    if initialize_msg is not None:
+        from trezor.messages.Features import Features
+        features = Features()
+        features.revision = 'deadbeef'
+        features.bootloader_hash = 'deadbeef'
+        features.device_id = 'DEADBEEF'
+        features.coins = []
+        features.imported = False
+        features.initialized = True
+        features.label = 'My TREZOR'
+        features.major_version = 2
+        features.minor_version = 0
+        features.patch_version = 0
+        features.pin_cached = False
+        features.pin_protection = True
+        features.passphrase_cached = False
+        features.passphrase_protection = False
+        features.vendor = 'bitcointrezor.com'
+        msg.write_msg(features)
+    yield loop.Wait([dispatcher.dispatch(),
+                     swipe_to_rotate(),
+                     animate_logo()])

src/apps/wallet/__init__.py

@@ -0,0 +1,12 @@
+from trezor.dispatcher import register
+from trezor.messages.GetPublicKey import GetPublicKey
+
+
+def dispatch(message):
+    if message.message_type is GetPublicKey:
+        from .layout_get_public_key import layout_get_public_key
+        return layout_get_public_key(message)
+
+
+def boot():
+    register(GetPublicKey, dispatch)

src/apps/wallet/layout_get_public_key.py

@@ -0,0 +1,26 @@
+from trezor import msg
+from trezor import ui
+from trezor.ui.button import Button, CONFIRM_BUTTON, CONFIRM_BUTTON_ACTIVE
+from trezor.ui.pin import PinDialog
+from trezor.utils import unimport_gen
+
+
+@unimport_gen
+def layout_get_public_key(message):
+
+    confirm = Button((0, 0, 240, 240), 'Export public key?',
+                      normal_style=CONFIRM_BUTTON,
+                      active_style=CONFIRM_BUTTON_ACTIVE)
+    yield from confirm.wait()
+
+    from trezor.messages.PublicKey import PublicKey
+    from trezor.messages.HDNodeType import HDNodeType
+
+    pubkey = PublicKey()
+    pubkey.node = HDNodeType()
+    pubkey.node.depth = 0
+    pubkey.node.child_num = 0
+    pubkey.node.fingerprint = 0
+    pubkey.node.chain_code = 'deadbeef'
+    pubkey.node.public_key = 'deadbeef'
+    msg.write_msg(pubkey)

src/main.py

@@ -2,14 +2,14 @@ import trezor.main
 from trezor import msg
 
 # Load all applications
-from apps import homescreen
 from apps import playground
-# from apps import wallet
+from apps import homescreen
+from apps import wallet
 
 # Initialize all applications
-homescreen.boot()
 playground.boot()
-# wallet.boot()
+homescreen.boot()
+wallet.boot()
 
 # just a demo to show how to register USB ifaces
 msg.setup( [ (1, 0xF53C), (2, 0xF1D0) ] )

src/trezor/dispatcher.py

@@ -0,0 +1,20 @@
+from . import msg
+from . import layout
+
+
+message_handlers = {}
+
+
+def register(message_type, handler):
+    message_handlers[message_type] = handler
+
+
+def unregister(message_type):
+    del message_handlers[message_type]
+
+
+def dispatch():
+    mtypes = message_handlers.keys()
+    message = yield from msg.read_msg(*mtypes)
+    handler = message_handlers[message.message_type]
+    layout.change(handler(message))

src/trezor/layout.py

@@ -1,44 +1,33 @@
-import sys
 import utime
 
 from . import log
 from . import utils
 
-_new_layout = None
-_current_layout = None
+
+class ChangeLayoutException(Exception):
+
+    def __init__(self, layout):
+        self.layout = layout
+
 
 def change(layout):
-    global _new_layout
+    raise ChangeLayoutException(layout)
 
-    log.debug(__name__, "Changing layout to %s", layout)
-    _new_layout = layout
-
-    yield _current_layout.throw(StopIteration())
 
 def set_main(main_layout):
-    global _new_layout
-    global _current_layout
+    layout = main_layout()
 
-    _current_layout = main_layout()
     while True:
         try:
-            _current_layout = yield from _current_layout
+            layout = yield from layout
+        except ChangeLayoutException as e:
+            layout = e.layout
         except Exception as e:
-            sys.print_exception(e)
+            log.exception(__name__, e)
             utime.sleep(1)  # Don't produce wall of exceptions
-            # if _current_layout == main_layout:
-            #    # Main layout thrown exception, what to do?
-            #    sys.exit()
-            _current_layout = main_layout()
-            continue
 
-        if _new_layout != None:
-            log.info(__name__, "Switching to new layout %s", _new_layout)
-            _current_layout = _new_layout
-            _new_layout = None
-
-        elif type(_current_layout) != utils.type_gen:
-            log.info(__name__, "Switching to main layout %s", main_layout)
-            _current_layout = main_layout()
+        if not isinstance(layout, utils.type_gen):
+            log.info(__name__, 'Switching to main layout %s', main_layout)
+            layout = main_layout()
         else:
-            log.info(__name__, "Switching to proposed layout %s", _current_layout)
+            log.info(__name__, 'Switching to proposed layout %s', layout)

src/trezor/loop.py

@@ -73,31 +73,39 @@ class Wait():
         self.gens = gens
         self.wait_for = wait_for
         self.exit_others = exit_others
-        self.received = 0
-        self.scheduled = None
+        self.scheduled = []
+        self.finished = []
         self.callback = None
 
     def handle(self, gen):
-        self.scheduled = [schedule(self._wait(g)) for g in self.gens]
+        self.scheduled = [schedule(self._wait(gen)) for gen in self.gens]
         self.callback = gen
 
+    def exit(self):
+        for gen in self.scheduled:
+            if gen not in self.finished and isinstance(gen, type_gen):
+                unschedule(gen)
+                unblock(gen)
+                gen.close()
+
     def _wait(self, gen):
-        if isinstance(gen, type_gen):
-            result = yield from gen
+        try:
+            if isinstance(gen, type_gen):
+                result = yield from gen
+            else:
+                result = yield gen
+        except Exception as exc:
+            self._finish(gen, exc)
         else:
-            result = yield gen
-        self._finish(gen, result)
+            self._finish(gen, result)
 
     def _finish(self, gen, result):
-        self.received += 1
-        if self.received == self.wait_for:
-            schedule(self.callback, (gen, result))
+        self.finished.append(gen)
+        if self.wait_for == len(self.finished) or isinstance(result, Exception):
             if self.exit_others:
-                for g in self.scheduled:
-                    if g is not gen and isinstance(g, type_gen):
-                        unschedule(g)
-                        unblock(g)
-                        g.close()
+                self.exit()
+            schedule(self.callback, result)
+            self.callback = None
 
 
 def run_forever():
@@ -140,7 +148,10 @@ def run_forever():
                 continue
 
         try:
-            result = gen.send(data)
+            if isinstance(data, Exception):
+                result = gen.throw(data)
+            else:
+                result = gen.send(data)
         except StopIteration as e:
             log.debug(__name__, '%s finished', gen)
             continue

src/trezor/ui/__init__.py

@@ -62,3 +62,16 @@ def animate_pulse(func, ca, cb, speed=200000, delay=30000):
         c = blend(ca, cb, y)
         func(c)
         yield loop.Sleep(delay)
+
+
+def rotate_coords(pos: tuple) -> tuple:
+    r = display.orientation()
+    if r == 0:
+        return pos
+    x, y = pos
+    if r == 90:
+        return (240 - y, x)
+    if r == 180:
+        return (240 - x, 240 - y)
+    if r == 270:
+        return (y, 240 - x)

src/trezor/ui/button.py

@@ -1,4 +1,4 @@
-from . import display, in_area
+from . import display, in_area, rotate_coords
 from trezor import ui
 from trezor import loop
 
@@ -51,13 +51,12 @@ BTN_DIRTY = const(4)
 
 class Button():
 
-
-
-    def __init__(self, area, text, normal_style=None, active_style=None):
+    def __init__(self, area, text, normal_style=None, active_style=None, absolute=False):
         self.area = area
         self.text = text
         self.normal_style = normal_style or DEFAULT_BUTTON
         self.active_style = active_style or DEFAULT_BUTTON_ACTIVE
+        self.absolute = absolute
         self.state = BTN_DIRTY
 
     def render(self):
@@ -77,6 +76,8 @@ class Button():
         self.state = state
 
     def send(self, event, pos):
+        if not self.absolute:
+            pos = rotate_coords(pos)
         if event is loop.TOUCH_START:
             if in_area(pos, self.area):
                 self.state = BTN_STARTED | BTN_DIRTY | BTN_ACTIVE
@@ -91,3 +92,13 @@ class Button():
             self.state = BTN_DIRTY
             if in_area(pos, self.area):
                 return BTN_CLICKED
+
+    def wait(self):
+        while True:
+            self.render()
+            event, *pos = yield loop.Select(loop.TOUCH_START,
+                                            loop.TOUCH_MOVE,
+                                            loop.TOUCH_END)
+            result = self.send(event, pos)
+            if result is not None:
+                return result

src/trezor/ui/swipe.py

@@ -1,6 +1,6 @@
 import utime
 
-from . import in_area
+from . import in_area, rotate_coords
 from trezor import loop
 
 
@@ -16,8 +16,9 @@ SWIPE_RIGHT = const(270)
 
 class Swipe():
 
-    def __init__(self, area=None):
+    def __init__(self, area=None, absolute=False):
         self.area = area or (0, 0, 240, 240)
+        self.absolute = absolute
         self.start_pos = None
         self.start_time = 0
         self.end_pos = None
@@ -25,6 +26,9 @@ class Swipe():
 
     def send(self, event, pos):
 
+        if not self.absolute:
+            pos = rotate_coords(pos)
+
         if event is loop.TOUCH_START and in_area(pos, self.area):
             self.start_time = utime.time()
             self.start_pos = pos