+++ /dev/null
-#!/usr/bin/env python
-
-
-from __future__ import division
-
-import os
-import warnings
-
-import qt_compat
-QtGui = qt_compat.import_module("QtGui")
-
-import qtpie
-
-
-class PieKeyboard(object):
-
- SLICE_CENTER = -1
- SLICE_NORTH = 0
- SLICE_NORTH_WEST = 1
- SLICE_WEST = 2
- SLICE_SOUTH_WEST = 3
- SLICE_SOUTH = 4
- SLICE_SOUTH_EAST = 5
- SLICE_EAST = 6
- SLICE_NORTH_EAST = 7
-
- MAX_ANGULAR_SLICES = 8
-
- SLICE_DIRECTIONS = [
- SLICE_CENTER,
- SLICE_NORTH,
- SLICE_NORTH_WEST,
- SLICE_WEST,
- SLICE_SOUTH_WEST,
- SLICE_SOUTH,
- SLICE_SOUTH_EAST,
- SLICE_EAST,
- SLICE_NORTH_EAST,
- ]
-
- SLICE_DIRECTION_NAMES = [
- "CENTER",
- "NORTH",
- "NORTH_WEST",
- "WEST",
- "SOUTH_WEST",
- "SOUTH",
- "SOUTH_EAST",
- "EAST",
- "NORTH_EAST",
- ]
-
- def __init__(self):
- self._layout = QtGui.QGridLayout()
- self._widget = QtGui.QWidget()
- self._widget.setLayout(self._layout)
-
- self.__cells = {}
-
- @property
- def toplevel(self):
- return self._widget
-
- def add_pie(self, row, column, pieButton):
- assert len(pieButton) == 8
- self._layout.addWidget(pieButton, row, column)
- self.__cells[(row, column)] = pieButton
-
- def get_pie(self, row, column):
- return self.__cells[(row, column)]
-
-
-class KeyboardModifier(object):
-
- def __init__(self, name):
- self.name = name
- self.lock = False
- self.once = False
-
- @property
- def isActive(self):
- return self.lock or self.once
-
- def on_toggle_lock(self, *args, **kwds):
- self.lock = not self.lock
-
- def on_toggle_once(self, *args, **kwds):
- self.once = not self.once
-
- def reset_once(self):
- self.once = False
-
-
-def parse_keyboard_data(text):
- return eval(text)
-
-
-def _enumerate_pie_slices(pieData, iconPaths):
- for direction, directionName in zip(
- PieKeyboard.SLICE_DIRECTIONS, PieKeyboard.SLICE_DIRECTION_NAMES
- ):
- if directionName in pieData:
- sliceData = pieData[directionName]
-
- action = QtGui.QAction(None)
- try:
- action.setText(sliceData["text"])
- except KeyError:
- pass
- try:
- relativeIconPath = sliceData["path"]
- except KeyError:
- pass
- else:
- for iconPath in iconPaths:
- absIconPath = os.path.join(iconPath, relativeIconPath)
- if os.path.exists(absIconPath):
- action.setIcon(QtGui.QIcon(absIconPath))
- break
- pieItem = qtpie.QActionPieItem(action)
- actionToken = sliceData["action"]
- else:
- pieItem = qtpie.PieFiling.NULL_CENTER
- actionToken = ""
- yield direction, pieItem, actionToken
-
-
-def load_keyboard(keyboardName, dataTree, keyboard, keyboardHandler, iconPaths):
- for (row, column), pieData in dataTree.iteritems():
- pieItems = list(_enumerate_pie_slices(pieData, iconPaths))
- assert pieItems[0][0] == PieKeyboard.SLICE_CENTER, pieItems[0]
- _, center, centerAction = pieItems.pop(0)
-
- pieButton = qtpie.QPieButton(center)
- pieButton.set_center(center)
- keyboardHandler.map_slice_action(center, centerAction)
- for direction, pieItem, action in pieItems:
- pieButton.insertItem(pieItem)
- keyboardHandler.map_slice_action(pieItem, action)
- keyboard.add_pie(row, column, pieButton)
-
-
-class KeyboardHandler(object):
-
- def __init__(self, keyhandler):
- self.__keyhandler = keyhandler
- self.__commandHandlers = {}
- self.__modifiers = {}
- self.__sliceActions = {}
-
- self.register_modifier("Shift")
- self.register_modifier("Super")
- self.register_modifier("Control")
- self.register_modifier("Alt")
-
- def register_command_handler(self, command, handler):
- # @todo Look into hooking these up directly to the pie actions
- self.__commandHandlers["[%s]" % command] = handler
-
- def unregister_command_handler(self, command):
- # @todo Look into hooking these up directly to the pie actions
- del self.__commandHandlers["[%s]" % command]
-
- def register_modifier(self, modifierName):
- mod = KeyboardModifier(modifierName)
- self.register_command_handler(modifierName, mod.on_toggle_lock)
- self.__modifiers["<%s>" % modifierName] = mod
-
- def unregister_modifier(self, modifierName):
- self.unregister_command_handler(modifierName)
- del self.__modifiers["<%s>" % modifierName]
-
- def map_slice_action(self, slice, action):
- callback = lambda direction: self(direction, action)
- slice.action().triggered.connect(callback)
- self.__sliceActions[slice] = (action, callback)
-
- def __call__(self, direction, action):
- activeModifiers = [
- mod.name
- for mod in self.__modifiers.itervalues()
- if mod.isActive
- ]
-
- needResetOnce = False
- if action.startswith("[") and action.endswith("]"):
- commandName = action[1:-1]
- if action in self.__commandHandlers:
- self.__commandHandlers[action](commandName, activeModifiers)
- needResetOnce = True
- else:
- warnings.warn("Unknown command: [%s]" % commandName)
- elif action.startswith("<") and action.endswith(">"):
- modName = action[1:-1]
- for mod in self.__modifiers.itervalues():
- if mod.name == modName:
- mod.on_toggle_once()
- break
- else:
- warnings.warn("Unknown modifier: <%s>" % modName)
- else:
- self.__keyhandler(action, activeModifiers)
- needResetOnce = True
-
- if needResetOnce:
- for mod in self.__modifiers.itervalues():
- mod.reset_once()
projects / gonvert / blobdiff