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Load ~/.labelmerc for user defined shortcuts
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@wkentaro
wkentaro committed Apr 22, 2018
1 parent 9fa0c83 commit fb7b1ec
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141 changes: 95 additions & 46 deletions labelme/app.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,17 +3,20 @@
import os.path
import subprocess
import sys
import warnings

from qtpy import QT_VERSION
from qtpy import QtCore
from qtpy.QtCore import Qt
from qtpy import QtGui
from qtpy import QtWidgets
import yaml

QT5 = QT_VERSION[0] == '5'

from labelme.canvas import Canvas
from labelme.colorDialog import ColorDialog
from labelme.config import default_config
from labelme.labelDialog import LabelDialog
from labelme.labelFile import LabelFile
from labelme.labelFile import LabelFileError
Expand Down Expand Up @@ -219,44 +222,55 @@ def __init__(self, filename=None, output=None, store_data=True,
QtWidgets.QDockWidget.DockWidgetFloatable)
self.dock.setFeatures(self.dock.features() ^ self.dockFeatures)

config = self.getConfig()

# Actions
action = functools.partial(newAction, self)
quit = action('&Quit', self.close, 'Ctrl+Q', 'quit',
shortcuts = config['shortcuts']
quit = action('&Quit', self.close, shortcuts['quit'], 'quit',
'Quit application')
open_ = action('&Open', self.openFile, 'Ctrl+O', 'open',
open_ = action('&Open', self.openFile, shortcuts['open'], 'open',
'Open image or label file')
opendir = action('&Open Dir', self.openDirDialog, 'Ctrl+U', 'open',
u'Open Dir')
openNextImg = action('&Next Image', self.openNextImg, 'D', 'next',
u'Open Next')

openPrevImg = action('&Prev Image', self.openPrevImg, 'A', 'prev',
u'Open Prev')
save = action('&Save', self.saveFile, 'Ctrl+S', 'save',
opendir = action('&Open Dir', self.openDirDialog,
shortcuts['open_dir'], 'open', u'Open Dir')
openNextImg = action('&Next Image', self.openNextImg,
shortcuts['open_next'], 'next', u'Open Next')

openPrevImg = action('&Prev Image', self.openPrevImg,
shortcuts['open_prev'], 'prev', u'Open Prev')
save = action('&Save', self.saveFile, shortcuts['save'], 'save',
'Save labels to file', enabled=False)
saveAs = action('&Save As', self.saveFileAs, 'Ctrl+Shift+S', 'save-as',
'Save labels to a different file', enabled=False)
close = action('&Close', self.closeFile, 'Ctrl+W', 'close',
saveAs = action('&Save As', self.saveFileAs, shortcuts['save_as'],
'save-as', 'Save labels to a different file',
enabled=False)
close = action('&Close', self.closeFile, shortcuts['close'], 'close',
'Close current file')
color1 = action('Polygon &Line Color', self.chooseColor1, 'Ctrl+L',
'color_line', 'Choose polygon line color')
color1 = action('Polygon &Line Color', self.chooseColor1,
shortcuts['color_line'], 'color_line',
'Choose polygon line color')
color2 = action('Polygon &Fill Color', self.chooseColor2,
'Ctrl+Shift+L', 'color', 'Choose polygon fill color')

createMode = action('Create\nPolygo&ns', self.setCreateMode, 'Ctrl+N',
'objects', 'Start drawing polygons', enabled=False)
editMode = action('&Edit\nPolygons', self.setEditMode, 'Ctrl+J',
'edit', 'Move and edit polygons', enabled=False)

create = action('Create\nPolygo&n', self.createShape, 'Ctrl+N',
'objects', 'Draw a new polygon', enabled=False)
delete = action('Delete\nPolygon', self.deleteSelectedShape, 'Delete',
'cancel', 'Delete', enabled=False)
copy = action('&Duplicate\nPolygon', self.copySelectedShape, 'Ctrl+D',
'copy', 'Create a duplicate of the selected polygon',
shortcuts['color'], 'color',
'Choose polygon fill color')

createMode = action('Create\nPolygo&ns', self.setCreateMode,
shortcuts['create_polygon'], 'objects',
'Start drawing polygons', enabled=False)
editMode = action('&Edit\nPolygons', self.setEditMode,
shortcuts['edit_polygon'], 'edit',
'Move and edit polygons', enabled=False)

create = action('Create\nPolygo&n', self.createShape,
shortcuts['create_polygon'], 'objects',
'Draw a new polygon', enabled=False)
delete = action('Delete\nPolygon', self.deleteSelectedShape,
shortcuts['delete_polygon'], 'cancel',
'Delete', enabled=False)
copy = action('&Duplicate\nPolygon', self.copySelectedShape,
shortcuts['duplicate_polygon'], 'copy',
'Create a duplicate of the selected polygon',
enabled=False)
undoLastPoint = action('Undo last point', self.canvas.undoLastPoint,
['Ctrl+Z', 'Backspace'], 'undoLastPoint',
shortcuts['undo_last_point'], 'undoLastPoint',
'Undo last drawn point', enabled=False)

advancedMode = action('&Advanced Mode', self.toggleAdvancedMode,
Expand All @@ -265,37 +279,41 @@ def __init__(self, filename=None, output=None, store_data=True,

hideAll = action('&Hide\nPolygons',
functools.partial(self.togglePolygons, False),
'Ctrl+H', 'eye', 'Hide all polygons', enabled=False)
icon='eye', tip='Hide all polygons', enabled=False)
showAll = action('&Show\nPolygons',
functools.partial(self.togglePolygons, True),
'Ctrl+A', 'eye', 'Show all polygons', enabled=False)
icon='eye', tip='Show all polygons', enabled=False)

help = action('&Tutorial', self.tutorial, 'Ctrl+T', 'help',
'Show screencast of introductory tutorial')
help = action('&Tutorial', self.tutorial, icon='help',
tip='Show screencast of introductory tutorial')

zoom = QtWidgets.QWidgetAction(self)
zoom.setDefaultWidget(self.zoomWidget)
self.zoomWidget.setWhatsThis(
"Zoom in or out of the image. Also accessible with"
" %s and %s from the canvas." %
(fmtShortcut("Ctrl+[-+]"), fmtShortcut("Ctrl+Wheel")))
(fmtShortcut('%s,%s' % (shortcuts['zoom_in'],
shortcuts['zoom_out'])),
fmtShortcut("Ctrl+Wheel")))
self.zoomWidget.setEnabled(False)

zoomIn = action('Zoom &In', functools.partial(self.addZoom, 10),
'Ctrl++', 'zoom-in',
shortcuts['zoom_in'], 'zoom-in',
'Increase zoom level', enabled=False)
zoomOut = action('&Zoom Out', functools.partial(self.addZoom, -10),
'Ctrl+-', 'zoom-out',
shortcuts['zoom_out'], 'zoom-out',
'Decrease zoom level', enabled=False)
zoomOrg = action('&Original size',
functools.partial(self.setZoom, 100),
'Ctrl+0', 'zoom', 'Zoom to original size',
enabled=False)
fitWindow = action('&Fit Window', self.setFitWindow, 'Ctrl+F',
'fit-window', 'Zoom follows window size',
checkable=True, enabled=False)
fitWidth = action('Fit &Width', self.setFitWidth, 'Ctrl+Shift+F',
'fit-width', 'Zoom follows window width',
shortcuts['zoom_to_original'], 'zoom',
'Zoom to original size', enabled=False)
fitWindow = action('&Fit Window', self.setFitWindow,
shortcuts['fit_window'], 'fit-window',
'Zoom follows window size', checkable=True,
enabled=False)
fitWidth = action('Fit &Width', self.setFitWidth,
shortcuts['fit_width'], 'fit-width',
'Zoom follows window width',
checkable=True, enabled=False)
# Group zoom controls into a list for easier toggling.
zoomActions = (self.zoomWidget, zoomIn, zoomOut, zoomOrg,
Expand All @@ -308,8 +326,8 @@ def __init__(self, filename=None, output=None, store_data=True,
self.MANUAL_ZOOM: lambda: 1,
}

edit = action('&Edit Label', self.editLabel, 'Ctrl+E', 'edit',
'Modify the label of the selected polygon',
edit = action('&Edit Label', self.editLabel, shortcuts['edit_label'],
'edit', 'Modify the label of the selected polygon',
enabled=False)
self.editButton.setDefaultAction(edit)

Expand All @@ -322,7 +340,6 @@ def __init__(self, filename=None, output=None, store_data=True,

labels = self.dock.toggleViewAction()
labels.setText('Show/Hide Label Panel')
labels.setShortcut('Ctrl+Shift+L')

# Lavel list context menu.
labelMenu = QtWidgets.QMenu()
Expand Down Expand Up @@ -457,6 +474,38 @@ def __init__(self, filename=None, output=None, store_data=True,

# Support Functions

def getConfig(self):
# shortcuts for actions
home = os.path.expanduser('~')
config_file = os.path.join(home, '.labelmerc')

# default config
config = default_config.copy()

def update_dict(target_dict, new_dict):
for key, value in new_dict.items():
if key not in target_dict:
print('Skipping unexpected key: {}'.format(key))
continue
if isinstance(target_dict[key], dict) and \
isinstance(value, dict):
update_dict(target_dict[key], value)
else:
target_dict[key] = value

if os.path.exists(config_file):
user_config = yaml.load(open(config_file)) or {}
update_dict(config, user_config)

# save config
try:
yaml.safe_dump(config, open(config_file, 'w'),
default_flow_style=False)
except Exception:
warnings.warn('Failed to save config: {}'.format(config_file))

return config

def noShapes(self):
return not self.labelList.itemsToShapes

Expand Down
9 changes: 9 additions & 0 deletions labelme/config/__init__.py
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@@ -0,0 +1,9 @@
import os.path as osp

import yaml


here = osp.dirname(osp.abspath(__file__))
config_file = osp.join(here, 'default_config.yaml')
default_config = yaml.load(open(config_file))
del here, config_file
25 changes: 25 additions & 0 deletions labelme/config/default_config.yaml
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@@ -0,0 +1,25 @@
shortcuts:
close: Ctrl+W
open: Ctrl+O
open_dir: Ctrl+U
quit: Ctrl+Q
save: Ctrl+S
save_as: Ctrl+Shift+S

open_next: D
open_prev: A

zoom_in: Ctrl++
zoom_out: Ctrl+-
zoom_to_original: Ctrl+0
fit_window: Ctrl+F
fit_width: Ctrl+Shift+F

color_line: Ctrl+L
color: Ctrl+Shift+L
create_polygon: Ctrl+N
edit_polygon: Ctrl+J
delete_polygon: Delete
duplicate_polygon: Ctrl+D
undo_last_point: [Ctrl+Z, Backspace]
edit_label: Ctrl+E

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