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August 29, 2015 13:57
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Display an Image in a QTableView cell via a Model and scale the image depending on the cell size.
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IMAGE, NAME, SHOP = range(COLUMN_COUNT) | |
class MyItem(object): | |
def __init__(self, name, image_filename, price) | |
self.name = name | |
self.price = price | |
self.image = QPixmap() | |
self.image.load(image_filename) | |
class ArticleListModel(QAbstractTableModel): | |
def __init__(self, parent=None): | |
super().__init__(parent) | |
self.items = [MyItem("item1", "image1.jpg", 15.99), MyItem("item2", "image2.jpg", 120.00] | |
self.table = None | |
def data(self, index, role=Qt.DisplayRole): | |
if not index.isValid(): | |
return QVariant() | |
item = self.items[index.row()] | |
if role == Qt.DecorationRole: | |
if column == IMAGE: | |
if item.image is None: | |
return QVariant() | |
#Scale the image to cell size if larger | |
#---------------------------------------------------- | |
row_height = self.table.rowHeight(index.row()) | |
column_width = self.table.columnWidth(index.column()) | |
img = item.image | |
#scale height | |
if img.height() > row_height: | |
img = img.scaledToHeight(row_height) | |
#scale width | |
if img.width() > column_width: | |
img = img.scaledToWidth(column_width) | |
return img | |
return QVariant() |
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