--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/eric7/WebBrowser/GreaseMonkey/GreaseMonkeyConfiguration/GreaseMonkeyConfigurationListDelegate.py Sat May 15 18:45:04 2021 +0200
@@ -0,0 +1,218 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2012 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a delegate for the special list widget for GreaseMonkey
+scripts.
+"""
+
+from PyQt5.QtCore import Qt, QSize, QRect
+from PyQt5.QtGui import QFontMetrics, QPalette, QFont
+from PyQt5.QtWidgets import QStyle, QStyledItemDelegate, QApplication
+from PyQt5.QtWidgets import QStyleOptionViewItem
+
+import UI.PixmapCache
+import Globals
+
+
+class GreaseMonkeyConfigurationListDelegate(QStyledItemDelegate):
+ """
+ Class implementing a delegate for the special list widget for GreaseMonkey
+ scripts.
+ """
+ IconSize = 32
+ RemoveIconSize = 16
+ CheckBoxSize = 18
+ MinPadding = 5
+ ItemWidth = 200
+
+ def __init__(self, parent=None):
+ """
+ Constructor
+
+ @param parent reference to the parent object (QObject)
+ """
+ super().__init__(parent)
+
+ self.__removePixmap = UI.PixmapCache.getIcon(
+ "greaseMonkeyTrash").pixmap(
+ GreaseMonkeyConfigurationListDelegate.RemoveIconSize)
+ self.__rowHeight = 0
+ self.__padding = 0
+
+ def padding(self):
+ """
+ Public method to get the padding used.
+
+ @return padding used (integer)
+ """
+ return self.__padding
+
+ def paint(self, painter, option, index):
+ """
+ Public method to paint the specified list item.
+
+ @param painter painter object to paint to (QPainter)
+ @param option style option used for painting (QStyleOptionViewItem)
+ @param index model index of the item (QModelIndex)
+ """
+ opt = QStyleOptionViewItem(option)
+ self.initStyleOption(opt, index)
+
+ widget = opt.widget
+ style = widget.style() if widget is not None else QApplication.style()
+ height = opt.rect.height()
+ center = height // 2 + opt.rect.top()
+
+ # Prepare title font
+ titleFont = QFont(opt.font)
+ titleFont.setBold(True)
+ titleFont.setPointSize(titleFont.pointSize() + 1)
+
+ titleMetrics = QFontMetrics(titleFont)
+ colorRole = (
+ QPalette.ColorRole.Text
+ if Globals.isWindowsPlatform() else
+ (QPalette.ColorRole.HighlightedText
+ if opt.state & QStyle.StateFlag.State_Selected else
+ QPalette.ColorRole.Text)
+ )
+
+ leftPos = self.__padding
+ rightPos = (
+ opt.rect.right() - self.__padding -
+ GreaseMonkeyConfigurationListDelegate.RemoveIconSize
+ )
+
+ # Draw background
+ style.drawPrimitive(
+ QStyle.PrimitiveElement.PE_PanelItemViewItem, opt, painter, widget)
+
+ # Draw checkbox
+ checkBoxYPos = (
+ center -
+ GreaseMonkeyConfigurationListDelegate.CheckBoxSize // 2
+ )
+ opt2 = QStyleOptionViewItem(opt)
+ if opt2.checkState == Qt.CheckState.Checked:
+ opt2.state |= QStyle.StateFlag.State_On
+ else:
+ opt2.state |= QStyle.StateFlag.State_Off
+ styleCheckBoxRect = style.subElementRect(
+ QStyle.SubElement.SE_ViewItemCheckIndicator, opt2, widget)
+ opt2.rect = QRect(
+ leftPos, checkBoxYPos,
+ styleCheckBoxRect.width(), styleCheckBoxRect.height())
+ style.drawPrimitive(
+ QStyle.PrimitiveElement.PE_IndicatorViewItemCheck, opt2, painter,
+ widget)
+ leftPos = opt2.rect.right() + self.__padding
+
+ # Draw icon
+ iconYPos = center - GreaseMonkeyConfigurationListDelegate.IconSize // 2
+ iconRect = QRect(leftPos, iconYPos,
+ GreaseMonkeyConfigurationListDelegate.IconSize,
+ GreaseMonkeyConfigurationListDelegate.IconSize)
+ pixmap = index.data(Qt.ItemDataRole.DecorationRole).pixmap(
+ GreaseMonkeyConfigurationListDelegate.IconSize)
+ painter.drawPixmap(iconRect, pixmap)
+ leftPos = iconRect.right() + self.__padding
+
+ # Draw script name
+ name = index.data(Qt.ItemDataRole.DisplayRole)
+ leftTitleEdge = leftPos + 2
+ rightTitleEdge = rightPos - self.__padding
+ try:
+ leftPosForVersion = (
+ titleMetrics.horizontalAdvance(name) + self.__padding
+ )
+ except AttributeError:
+ leftPosForVersion = titleMetrics.width(name) + self.__padding
+ nameRect = QRect(leftTitleEdge, opt.rect.top() + self.__padding,
+ rightTitleEdge - leftTitleEdge, titleMetrics.height())
+ painter.setFont(titleFont)
+ style.drawItemText(
+ painter, nameRect,
+ Qt.AlignmentFlag.AlignLeft, opt.palette, True,
+ name, colorRole)
+
+ # Draw version
+ version = index.data(Qt.ItemDataRole.UserRole)
+ versionRect = QRect(
+ nameRect.x() + leftPosForVersion, nameRect.y(),
+ rightTitleEdge - leftTitleEdge, titleMetrics.height())
+ versionFont = titleFont
+ painter.setFont(versionFont)
+ style.drawItemText(
+ painter, versionRect,
+ Qt.AlignmentFlag.AlignLeft, opt.palette,
+ True, version, colorRole)
+
+ # Draw description
+ infoYPos = nameRect.bottom() + opt.fontMetrics.leading()
+ infoRect = QRect(
+ nameRect.x(), infoYPos,
+ nameRect.width(), opt.fontMetrics.height())
+ info = opt.fontMetrics.elidedText(
+ index.data(Qt.ItemDataRole.UserRole + 1),
+ Qt.TextElideMode.ElideRight, infoRect.width())
+ painter.setFont(opt.font)
+ style.drawItemText(
+ painter, infoRect,
+ Qt.AlignmentFlag.AlignLeft | Qt.TextFlag.TextSingleLine,
+ opt.palette, True, info, colorRole)
+
+ # Draw remove button
+ removeIconYPos = (
+ center -
+ GreaseMonkeyConfigurationListDelegate.RemoveIconSize // 2
+ )
+ removeIconRect = QRect(
+ rightPos, removeIconYPos,
+ GreaseMonkeyConfigurationListDelegate.RemoveIconSize,
+ GreaseMonkeyConfigurationListDelegate.RemoveIconSize)
+ painter.drawPixmap(removeIconRect, self.__removePixmap)
+
+ def sizeHint(self, option, index):
+ """
+ Public method to get a size hint for the specified list item.
+
+ @param option style option used for painting (QStyleOptionViewItem)
+ @param index model index of the item (QModelIndex)
+ @return size hint (QSize)
+ """
+ if not self.__rowHeight:
+ opt = QStyleOptionViewItem(option)
+ self.initStyleOption(opt, index)
+
+ widget = opt.widget
+ style = (
+ widget.style() if widget is not None
+ else QApplication.style()
+ )
+ padding = style.pixelMetric(
+ QStyle.PixelMetric.PM_FocusFrameHMargin) + 1
+
+ titleFont = opt.font
+ titleFont.setBold(True)
+ titleFont.setPointSize(titleFont.pointSize() + 1)
+
+ self.__padding = (
+ padding
+ if padding > GreaseMonkeyConfigurationListDelegate.MinPadding
+ else GreaseMonkeyConfigurationListDelegate.MinPadding
+ )
+
+ titleMetrics = QFontMetrics(titleFont)
+
+ self.__rowHeight = (
+ 2 * self.__padding +
+ opt.fontMetrics.leading() +
+ opt.fontMetrics.height() +
+ titleMetrics.height()
+ )
+
+ return QSize(GreaseMonkeyConfigurationListDelegate.ItemWidth,
+ self.__rowHeight)
