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Make keypoint labels clickable in the color reference widget #93

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Merged
merged 3 commits into from
Aug 30, 2023
Merged

Make keypoint labels clickable in the color reference widget #93

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2b03ca5
Replace QLabels in ColorSchemeDisplay with ClickableLabels
jeylau Aug 30, 2023
43bcee0
Fix label coloring
jeylau Aug 30, 2023
2fa2492
Emit keypoint name upon clicking the label
jeylau Aug 30, 2023
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33 changes: 31 additions & 2 deletions src/napari_deeplabcut/_widgets.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,7 @@
from napari.utils.events import Event
from napari.utils.history import get_save_history, update_save_history
from qtpy.QtCore import Qt, QTimer, Signal, QSize, QPoint, QSettings
from qtpy.QtGui import QPainter, QIcon, QAction
from qtpy.QtGui import QPainter, QIcon, QAction, QCursor
from qtpy.QtWidgets import (
QButtonGroup,
QCheckBox,
Expand Down Expand Up @@ -989,6 +989,26 @@ def dropEvent(self, event):
self.sig_dropped.emit(event)


class ClickableLabel(QLabel):
clicked = Signal(str)

def __init__(self, text="", color="turquoise", parent=None):
super().__init__(text, parent)
self._default_style = self.styleSheet()
self.color = color

def mousePressEvent(self, event):
self.clicked.emit(self.text())

def enterEvent(self, event):
self.setCursor(QCursor(Qt.PointingHandCursor))
self.setStyleSheet(f"color: {self.color}")

def leaveEvent(self, event):
self.unsetCursor()
self.setStyleSheet(self._default_style)


class LabelPair(QWidget):
def __init__(self, color: str, name: str, parent: QWidget):
super().__init__(parent)
Expand All @@ -997,7 +1017,7 @@ def __init__(self, color: str, name: str, parent: QWidget):
self._part_name = name

self.color_label = QLabel("", parent=self)
self.part_label = QLabel(name, parent=self)
self.part_label = ClickableLabel(name, color=color, parent=self)

self.color_label.setToolTip(name)
self.part_label.setToolTip(name)
Expand Down Expand Up @@ -1057,6 +1077,15 @@ def __init__(self, parent):

self._build()

@property
def labels(self):
labels = []
for i in range(self._layout.count()):
item = self._layout.itemAt(i)
if w := item.widget():
labels.append(w)
return labels

def _build(self):
self._container.setSizePolicy(
QSizePolicy.Fixed, QSizePolicy.Maximum
Expand Down