i must be a valid index position in the list (i.e., 0 <= i < size()). This function is very fast (constant time). See also value() and operator[](). T & QList::back () This function is provided for STL compatibility. It is equivalent to last(). The list must not be ...
QList是目前最常用的容器类，它存储了给定类型的值的一个列表，而这些值可以通过索引访问。QList使用...
Only the objects stored in each container will be deleted by this function; objects used as keys will not be deleted. See also . void qDeleteAll ( const Container & c ) This is an overloaded member function, provided for convenience. This is the same as qDeleteAll(c.begin(), c.end(...
}if( !atlasMaps.isEmpty() ) {//clear the transformed bounds of the previous featuremTransformedFeatureBounds = QgsRectangle();// compute extent of current feature in the map CRS. This should be set on a per-atlas map basis,// but given that it's not currently possible to have maps w...
Returns true ifotheris not equal to this list; otherwise returns false. Two lists are considered equal if they contain the same values in the same order. This function requires the value type to have an implementation ofoperator==().
buildIncludeFile(includeFile, includeType),true,true);// Ok, base class found.if(item) {// Hack to accommodate for old UI-files in which "container" is not set properly:// Apply "container" from DOM only if true (else, eg classes from QFrame might not accept// dropping child widgets...
bool QList::isEmpty() const Returns true if the list contains no items; otherwise returns false. See also size(). T & QList::last() Returns a reference to the last item in the list. The list must not be empty. If the list can be empty, call isEmpty() before calling thi...
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Warning: The list view assumes ownership of all list view items and will delete them when it does not need them any more.See also QListViewItem, QCheckListItem and Advanced Widgets.Member Type Documentation QListView::RenameAction This enum describes whether a rename operation is accepted if ...
boolisRowHidden(self,int) boolisSelectionRectVisible(self) boolisWrapping(self) LayoutModelayoutMode(self) intmodelColumn(self) mouseMoveEvent(self,QMouseEvent) mouseReleaseEvent(self,QMouseEvent) QModelIndexmoveCursor(self,QAbstractItemView.CursorAction,Qt.KeyboardModifiers) Movementmovement(self) paintEvent(...