Mercurial Repositories > eric / file comparison
comparison: Helpviewer/GreaseMonkey/GreaseMonkeyConfiguration/GreaseMonkeyConfigurationListWidget.py
Helpviewer/GreaseMonkey/GreaseMonkeyConfiguration/GreaseMonkeyConfigurationListWidget.py
- changeset 1953
- 26aa6fd94dc2
- child 2302
- f29e9405c851
equal
deleted
inserted
replaced
| 1952:af4103f0e93f | 1953:26aa6fd94dc2 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2012 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a special list widget for GreaseMonkey scripts. | |
| 8 """ | |
| 9 | |
| 10 from PyQt4.QtCore import pyqtSignal, QRect | |
| 11 from PyQt4.QtGui import QListWidget, QListWidgetItem | |
| 12 | |
| 13 from .GreaseMonkeyConfigurationListDelegate import GreaseMonkeyConfigurationListDelegate | |
| 14 | |
| 15 | |
| 16 class GreaseMonkeyConfigurationListWidget(QListWidget): | |
| 17 """ | |
| 18 Class implementing a special list widget for GreaseMonkey scripts. | |
| 19 """ | |
| 20 removeItemRequested = pyqtSignal(QListWidgetItem) | |
| 21 | |
| 22 def __init__(self, parent=None): | |
| 23 """ | |
| 24 Constructor | |
| 25 | |
| 26 @param parent reference to the parent widget (QWidget) | |
| 27 """ | |
| 28 super().__init__(parent) | |
| 29 | |
| 30 self.__delegate = GreaseMonkeyConfigurationListDelegate(self) | |
| 31 self.setItemDelegate(self.__delegate) | |
| 32 | |
| 33 def __containsRemoveIcon(self, pos): | |
| 34 """ | |
| 35 Private method to check, if the given position is inside the remove icon. | |
| 36 | |
| 37 @param pos position to check for (QPoint) | |
| 38 @return flag indicating success (boolean) | |
| 39 """ | |
| 40 itm = self.itemAt(pos) | |
| 41 if itm is None: | |
| 42 return False | |
| 43 | |
| 44 rect = self.visualItemRect(itm) | |
| 45 iconSize = GreaseMonkeyConfigurationListDelegate.RemoveIconSize | |
| 46 removeIconXPos = rect.right() - self.__delegate.padding() - iconSize | |
| 47 center = rect.height() // 2 + rect.top() | |
| 48 removeIconYPos = center - iconSize // 2 | |
| 49 | |
| 50 removeIconRect = QRect(removeIconXPos, removeIconYPos, iconSize, iconSize) | |
| 51 return removeIconRect.contains(pos) | |
| 52 | |
| 53 def mousePressEvent(self, evt): | |
| 54 """ | |
| 55 Private method handling presses of mouse buttons. | |
| 56 | |
| 57 @param evt mouse press event (QMouseEvent) | |
| 58 """ | |
| 59 if self.__containsRemoveIcon(evt.pos()): | |
| 60 self.removeItemRequested.emit(self.itemAt(evt.pos())) | |
| 61 return | |
| 62 | |
| 63 super().mousePressEvent(evt) | |
| 64 | |
| 65 def mouseDoubleClickEvent(self, evt): | |
| 66 """ | |
| 67 Private method handling mouse double click events. | |
| 68 | |
| 69 @param evt mouse press event (QMouseEvent) | |
| 70 """ | |
| 71 if self.__containsRemoveIcon(evt.pos()): | |
| 72 self.removeItemRequested.emit(self.itemAt(evt.pos())) | |
| 73 return | |
| 74 | |
| 75 super().mouseDoubleClickEvent(evt) |
