Lightningbeam/GUI/GtkGI/Events.py

162 lines
4.9 KiB
Python

#
# Python GUI - Events - Gtk
#
from gi.repository import Gdk
from GUI.GEvents import Event as GEvent
MOTION_NOTIFY = Gdk.EventType.MOTION_NOTIFY
SHIFT_MASK = Gdk.ModifierType.SHIFT_MASK
CONTROL_MASK = Gdk.ModifierType.CONTROL_MASK
MOD1_MASK = Gdk.ModifierType.MOD1_MASK
MOD2_MASK = Gdk.ModifierType.MOD2_MASK
MOD3_MASK = Gdk.ModifierType.MOD3_MASK
MOD4_MASK = Gdk.ModifierType.MOD4_MASK
MOD5_MASK = Gdk.ModifierType.MOD5_MASK
BIT13_MASK = 0x2000
SUPER_MASK = Gdk.ModifierType.SUPER_MASK
HYPER_MASK = Gdk.ModifierType.HYPER_MASK
META_MASK = Gdk.ModifierType.META_MASK
_gdk_button_mask = (
Gdk.ModifierType.BUTTON1_MASK |
Gdk.ModifierType.BUTTON2_MASK |
Gdk.ModifierType.BUTTON3_MASK |
Gdk.ModifierType.BUTTON4_MASK |
Gdk.ModifierType.BUTTON5_MASK
)
_gdk_event_type_to_kind = {
Gdk.EventType.BUTTON_PRESS: 'mouse_down',
Gdk.EventType._2BUTTON_PRESS: 'mouse_down',
Gdk.EventType._3BUTTON_PRESS: 'mouse_down',
Gdk.EventType.MOTION_NOTIFY: 'mouse_move',
Gdk.EventType.BUTTON_RELEASE: 'mouse_up',
Gdk.EventType.KEY_PRESS: 'key_down',
Gdk.EventType.KEY_RELEASE: 'key_up',
Gdk.EventType.ENTER_NOTIFY: 'mouse_enter',
Gdk.EventType.LEAVE_NOTIFY: 'mouse_leave',
}
_gtk_button_to_button = {
1: 'left',
2: 'middle',
3: 'right',
4: 'fourth',
5: 'fifth',
}
_gdk_keyval_to_keyname = {
0xFF50: 'home',
0xFF51: 'left_arrow',
0xFF52: 'up_arrow',
0xFF53: 'right_arrow',
0xFF54: 'down_arrow',
0xFF55: 'page_up',
0xFF56: 'page_down',
0xFF57: 'end',
#0xFF6A: 'help',
0xFF6A: 'insert',
0xFF8D: 'enter',
0xFFBE: 'f1',
0xFFBF: 'f2',
0xFFC0: 'f3',
0xFFC1: 'f4',
0xFFC2: 'f5',
0xFFC3: 'f6',
0xFFC4: 'f7',
0xFFC5: 'f8',
0xFFC6: 'f9',
0xFFC7: 'f10',
0xFFC8: 'f11',
0xFFC9: 'f12',
0xFFCA: 'f13',
0xFFCB: 'f14',
0xFFCC: 'f15',
0xFFFF: 'delete',
}
def _gtk_key_event_of_interest(gtk_event):
keyval = gtk_event.keyval
return (keyval <= 0xFF
or 0xFF00 <= keyval <= 0xFF1F
or 0xFF80 <= keyval <= 0xFFBD
or keyval == 0xFE20 # shift-tab
or keyval == 0xFFFF
or keyval in _gdk_keyval_to_keyname)
class Event(GEvent):
"""Platform-dependent modifiers (boolean):
mod1 The X11 MOD1 key.
"""
button = None
position = None
global_position = None
num_clicks = 0
char = None
key = None
auto = 0
def _from_gtk_key_event(cls, gtk_event):
event = cls.__new__(cls)
event._set_from_gtk_event(gtk_event)
keyval = gtk_event.keyval
#print "Event._from_gtk_key_event: keyval = 0x%04X" % keyval ###
event.key = _gdk_keyval_to_keyname.get(keyval, "")
if keyval == 0xFFFF: # GDK_Delete
event.char = chr(0x7F)
elif keyval == 0xFF8D:
event.char = "\r"
elif keyval == 0xFE20: # shift-tab
event.char = "\t"
elif keyval <= 0xFF1F:
if event.control:
event.char = chr(keyval & 0x1F)
else:
event.char = chr(keyval & 0x7F)
else:
event.char = ""
return event
_from_gtk_key_event = classmethod(_from_gtk_key_event)
def _from_gtk_mouse_event(cls, gtk_event):
event = cls.__new__(cls)
event._set_from_gtk_event(gtk_event)
if event.kind in ('mouse_down', 'mouse_up'):
event.button = _gtk_button_to_button[gtk_event.button]
event.position = (gtk_event.x, gtk_event.y)
event.global_position = (gtk_event.x_root, gtk_event.y_root)
return event
_from_gtk_mouse_event = classmethod(_from_gtk_mouse_event)
def _set_from_gtk_event(self, gtk_event):
typ = gtk_event.type
state = gtk_event.get_state()
#print "Event: gtk state = 0x%x" % state ###
if typ == MOTION_NOTIFY and state & _gdk_button_mask:
self.kind = 'mouse_drag'
else:
self.kind = _gdk_event_type_to_kind[gtk_event.type]
self.time = gtk_event.time / 1000.0
self.shift = self.extend_contig = (state & SHIFT_MASK) <> 0
self.control = self.extend_noncontig = (state & CONTROL_MASK) <> 0
self.mod1 = (state & MOD1_MASK) <> 0
self.mod2 = (state & MOD2_MASK) <> 0
self.mod3 = (state & MOD3_MASK) <> 0
self.mod4 = (state & MOD4_MASK) <> 0
self.mod5 = (state & MOD5_MASK) <> 0
self.super = (state & SUPER_MASK) <> 0
self.hyper = (state & HYPER_MASK) <> 0
self.meta = (state & META_MASK) <> 0
bit13 = (state & BIT13_MASK) <> 0 # X server on MacOSX maps Option to this
self.option = self.mod1 or bit13
def _platform_modifiers_str(self):
return " mod1:%s mod2:%s mod3:%s mod4:%s mod5:%s super:%s hyper:%s meta:%s" % (
self.mod1, self.mod2, self.mod3, self.mod4, self.mod5,
self.super, self.hyper, self.meta)