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mr_smartKeyDelete.py
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mr_smartKeyDelete.py
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"""
# ------------------------------------------------------------------------------ #
# SCRIPT: mr_smartKeyDelete.py
# VERSION: 0005
#
# CREATORS: Maria Robertson
# CREDIT: Aaron Koressel (for original ackDeleteKey.mel script)
# ---------------------------------------
# Last tested for Autodesk Maya 2023.3
# ---------------------------------------
# DESCRIPTION:
# ---------------------------------------
# Delete keys depending on the where the mouse cursor is.
#
# - If the mouse pointer is NOT above Graph Editor:
# - delete keys of selected objects on the current frame.
# - If "Sync Timeline Display" is on in the Channel Box, only keys of highlighted attributes will be deleted.
#
# - If the mouse pointer IS above Graph Editor:
# - If keys on animation curves are selected:
# - delete only them.
# - If NO keys are selected:
# - delete keys on visible anim curves on the current frame.
#
# ---------------------------------------
# RUN COMMAND:
# ---------------------------------------
import importlib
import mr_smartKeyDelete
importlib.reload(mr_smartKeyDelete)
mr_smartKeyDelete.main()
# ---------------------------------------
# RESEARCH THAT HELPED:
# ---------------------------------------
# - Aaron Koressel's ackDeleteKey.mel script: https://aaronkoressel.com/index.php?nav=tools
#
# ---------------------------------------
# CHANGELOG:
# ---------------------------------------
# 2024-01-23 - 0005:
# - Bug fix:
# - Ensure keys on current frame are deleted for visible animation curves in the Graph Editor, if the mouse cursor is above it.
#
# 2023-12-29 - 0004:
# - Converting from MEL to Python.
# ------------------------------------------------------------------------------ #
"""
import maya.cmds as cmds
import maya.mel as mel
def main():
current_frame = cmds.currentTime(query=True)
current_panel = cmds.getPanel(up=True)
# If Mouse Cursor is not over the Graph Editor, just clear keys on current frame.
if current_panel != 'graphEditor1':
mel.eval('timeSliderClearKey')
# If Mouse Cursor is over the Graph Editor.
else:
# Check visible animation curves.
visible_animation_curves = cmds.animCurveEditor('graphEditor1GraphEd', query=True, curvesShown=True)
if visible_animation_curves:
selected_keys = cmds.keyframe(query=True, selected=True, keyframeCount=True)
# If no keys are selected,
if selected_keys == 0:
for curve in visible_animation_curves:
cmds.cutKey(curve, time=(current_frame, current_frame), clear=True)
# If keys are selected,
else:
# delete keys on visible anim curves on the current frame
cmds.cutKey(animation='keys', clear=True)