mirror of
https://github.com/ynput/ayon-core.git
synced 2025-12-25 21:32:15 +01:00
59 lines
1.9 KiB
Python
59 lines
1.9 KiB
Python
from openpype.resources import get_image_path
|
|
from qtpy import QtWidgets, QtCore, QtGui, QtSvg
|
|
|
|
|
|
class DeselectableTreeView(QtWidgets.QTreeView):
|
|
"""A tree view that deselects on clicking on an empty area in the view"""
|
|
|
|
def mousePressEvent(self, event):
|
|
|
|
index = self.indexAt(event.pos())
|
|
if not index.isValid():
|
|
# clear the selection
|
|
self.clearSelection()
|
|
# clear the current index
|
|
self.setCurrentIndex(QtCore.QModelIndex())
|
|
|
|
QtWidgets.QTreeView.mousePressEvent(self, event)
|
|
|
|
|
|
class TreeViewSpinner(QtWidgets.QTreeView):
|
|
size = 160
|
|
|
|
def __init__(self, parent=None):
|
|
super(TreeViewSpinner, self).__init__(parent=parent)
|
|
|
|
loading_image_path = get_image_path("spinner-200.svg")
|
|
|
|
self.spinner = QtSvg.QSvgRenderer(loading_image_path)
|
|
|
|
self.is_loading = False
|
|
self.is_empty = True
|
|
|
|
def paint_loading(self, event):
|
|
rect = event.rect()
|
|
rect = QtCore.QRectF(rect.topLeft(), rect.bottomRight())
|
|
rect.moveTo(
|
|
rect.x() + rect.width() / 2 - self.size / 2,
|
|
rect.y() + rect.height() / 2 - self.size / 2
|
|
)
|
|
rect.setSize(QtCore.QSizeF(self.size, self.size))
|
|
painter = QtGui.QPainter(self.viewport())
|
|
self.spinner.render(painter, rect)
|
|
|
|
def paint_empty(self, event):
|
|
painter = QtGui.QPainter(self.viewport())
|
|
rect = event.rect()
|
|
rect = QtCore.QRectF(rect.topLeft(), rect.bottomRight())
|
|
qtext_opt = QtGui.QTextOption(
|
|
QtCore.Qt.AlignHCenter | QtCore.Qt.AlignVCenter
|
|
)
|
|
painter.drawText(rect, "No Data", qtext_opt)
|
|
|
|
def paintEvent(self, event):
|
|
if self.is_loading:
|
|
self.paint_loading(event)
|
|
elif self.is_empty:
|
|
self.paint_empty(event)
|
|
else:
|
|
super(TreeViewSpinner, self).paintEvent(event)
|