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[view.qt] enhancement: minor reduction in the table loading time

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This commit is contained in:
Vinicius Moreira
2023-12-02 16:55:55 -03:00
parent 5e9de37373
commit 29b260c993
2 changed files with 18 additions and 6 deletions
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23
bauh/view/qt/apps_table.py
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@@ -2,7 +2,7 @@ import operator
import os
from functools import reduce
from threading import Lock
from typing import List, Optional
from typing import List, Optional, Dict
from PyQt5.QtCore import Qt, QSize
from PyQt5.QtGui import QPixmap, QIcon, QCursor
@@ -96,6 +96,7 @@ class PackagesTable(QTableWidget):
self.lock_async_data = Lock()
self.setRowHeight(80, 80)
self.cache_type_icon = {}
self.cache_default_icon: Dict[str, QIcon] = dict()
self.i18n = self.window.i18n
def has_any_settings(self, pkg: PackageView):
@@ -399,6 +400,16 @@ class PackagesTable(QTableWidget):
item.setToolTip(tooltip)
self.setCellWidget(pkg.table_index, col, item)
def _read_default_icon(self, pkgv: PackageView):
icon_path = pkgv.model.get_default_icon_path()
icon = self.cache_default_icon.get(icon_path)
if not icon:
icon = QIcon(icon_path)
self.cache_default_icon[icon_path] = icon
return icon
def _set_col_icon(self, col: int, pkg: PackageView):
icon_path = pkg.model.get_disk_icon_path()
if pkg.model.installed and pkg.model.supports_disk_cache() and icon_path:
@@ -411,24 +422,24 @@ class PackagesTable(QTableWidget):
icon = QIcon(pixmap)
self.icon_cache.add_non_existing(pkg.model.icon_url, {'icon': icon, 'bytes': icon_bytes})
else:
icon = QIcon(pkg.model.get_default_icon_path())
icon = self._read_default_icon(pkg)
else:
try:
icon = QIcon.fromTheme(icon_path)
if icon.isNull():
icon = QIcon(pkg.model.get_default_icon_path())
icon = self._read_default_icon(pkg)
elif pkg.model.icon_url:
self.icon_cache.add_non_existing(pkg.model.icon_url, {'icon': icon, 'bytes': None})
except Exception:
icon = QIcon(pkg.model.get_default_icon_path())
icon = self._read_default_icon(pkg)
elif not pkg.model.icon_url:
icon = QIcon(pkg.model.get_default_icon_path())
icon = self._read_default_icon(pkg)
else:
icon_data = self.icon_cache.get(pkg.model.icon_url)
icon = icon_data['icon'] if icon_data else QIcon(pkg.model.get_default_icon_path())
icon = icon_data['icon'] if icon_data else self._read_default_icon(pkg)
col_icon = QLabel()
col_icon.setProperty('icon', 'true')