Changeset 52:50bbffd99071 in xplra

Timestamp:

02/16/13 13:44:12 (11 years ago)

Author:

István Váradi <ivaradi@…>

Branch:

default

hg-Phase:

(<MercurialRepository 3 'hg:/home/ivaradi/xplane/hg/xplra' '/'>, 'public')

Message:

Implemented the Python client for hotkey support

File:

• src/client/python/xplra.py (modified) (4 diffs)

src/client/python/xplra.py

@@ -34 +34 @@
 COMMAND_SHOW_MESSAGE = 0x41
 
+COMMAND_REGISTER_HOTKEYS = 0x51
+
+COMMAND_QUERY_HOTKEYS = 0x52
+
+COMMAND_UNREGISTER_HOTKEYS = 0x53
+
 TYPE_INT = 0x01
 
@@ -65 +71 @@
 
 RESULT_OTHER_ERROR = 0xff
+
+HOTKEY_MODIFIER_SHIFT = 0x0100
+
+HOTKEY_MODIFIER_CONTROL = 0x0200
 
 #-------------------------------------------------------------------------------
@@ -239 +249 @@
         self._writeString(message)
         self._writeFloat(duration)
+        self._flush()
+        self._checkResult()
+
+    def registerHotkeys(self, hotkeyCodes):
+        """Register the given hotkey codes for watching."""
+        self._writeU8(COMMAND_REGISTER_HOTKEYS)
+        self._writeU32(len(hotkeyCodes))
+        for hotkeyCode in hotkeyCodes:
+            self._writeU16(hotkeyCode)
+        self._flush()
+        self._checkResult()
+
+    def queryHotkeys(self):
+        """Query the state of the hotkeys registered previously"""
+        self._writeU8(COMMAND_QUERY_HOTKEYS)
+        self._flush()
+        self._checkResult()
+
+        length = self._readU32()
+        states = []
+        for i in range(0, length):
+            states.append(self._readU8())
+
+        return states
+
+    def unregisterHotkeys(self):
+        """Unregister the previously registered hotkeys."""
+        self._writeU8(COMMAND_UNREGISTER_HOTKEYS)
         self._flush()
         self._checkResult()
@@ -334 +372 @@
         """Write the given value as an unsigned, 8-bit value."""
         self._stream.write(struct.pack("B", x))
+
+    def _writeU16(self, x):
+        """Write the given value as an unsigned, 16-bit value."""
+        self._stream.write(struct.pack("H", x))
 
     def _writeS32(self, x):