-/***************************************************************************
- * Copyright (C) 2012 by Peter Penz <peter.penz19@gmail.com> *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
- ***************************************************************************/
+/*
+ * SPDX-FileCopyrightText: 2012 Peter Penz <peter.penz19@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include <QApplication>
#include "kstandarditemlistview.h"
-#include <KDebug>
-#include <KIconLoader>
#include "kstandarditemlistwidget.h"
-#include "kstandarditemlistgroupheader.h"
-KStandardItemListView::KStandardItemListView(QGraphicsWidget* parent) :
- KItemListView(parent),
- m_itemLayout(DetailsLayout)
+#include <KIconLoader>
+
+KStandardItemListView::KStandardItemListView(QGraphicsWidget *parent)
+ : KItemListView(parent)
+ , m_itemLayout(DetailsLayout)
{
setAcceptDrops(true);
setScrollOrientation(Qt::Vertical);
- setVisibleRoles(QList<QByteArray>() << "text");
+ setVisibleRoles({"text"});
+ setAlternateBackgrounds(true);
}
KStandardItemListView::~KStandardItemListView()
const ItemLayout previous = m_itemLayout;
m_itemLayout = layout;
+ // keep the leading padding option unchanged here
+ setHighlightEntireRow(itemLayoutHighlightEntireRow(layout));
setSupportsItemExpanding(itemLayoutSupportsItemExpanding(layout));
setScrollOrientation(layout == CompactLayout ? Qt::Horizontal : Qt::Vertical);
return m_itemLayout;
}
-KItemListWidgetCreatorBase* KStandardItemListView::defaultWidgetCreator() const
+KItemListWidgetCreatorBase *KStandardItemListView::defaultWidgetCreator() const
{
return new KItemListWidgetCreator<KStandardItemListWidget>();
}
-KItemListGroupHeaderCreatorBase* KStandardItemListView::defaultGroupHeaderCreator() const
+KItemListGroupHeaderCreatorBase *KStandardItemListView::defaultGroupHeaderCreator() const
{
return new KItemListGroupHeaderCreator<KStandardItemListGroupHeader>();
}
-void KStandardItemListView::initializeItemListWidget(KItemListWidget* item)
+void KStandardItemListView::initializeItemListWidget(KItemListWidget *item)
{
- KStandardItemListWidget* standardItemListWidget = qobject_cast<KStandardItemListWidget*>(item);
+ KStandardItemListWidget *standardItemListWidget = qobject_cast<KStandardItemListWidget *>(item);
Q_ASSERT(standardItemListWidget);
switch (itemLayout()) {
- case IconsLayout: standardItemListWidget->setLayout(KStandardItemListWidget::IconsLayout); break;
- case CompactLayout: standardItemListWidget->setLayout(KStandardItemListWidget::CompactLayout); break;
- case DetailsLayout: standardItemListWidget->setLayout(KStandardItemListWidget::DetailsLayout); break;
- default: Q_ASSERT(false); break;
+ case IconsLayout:
+ standardItemListWidget->setLayout(KStandardItemListWidget::IconsLayout);
+ break;
+ case CompactLayout:
+ standardItemListWidget->setLayout(KStandardItemListWidget::CompactLayout);
+ break;
+ case DetailsLayout:
+ standardItemListWidget->setLayout(KStandardItemListWidget::DetailsLayout);
+ break;
+ default:
+ Q_ASSERT(false);
+ break;
}
+ standardItemListWidget->setHighlightEntireRow(highlightEntireRow());
standardItemListWidget->setSupportsItemExpanding(supportsItemExpanding());
}
-
-bool KStandardItemListView::itemSizeHintUpdateRequired(const QSet<QByteArray>& changedRoles) const
+bool KStandardItemListView::itemSizeHintUpdateRequired(const QSet<QByteArray> &changedRoles) const
{
// The only thing that can modify the item's size hint is the amount of space
// needed to display the text for the visible roles.
// Even if the icons have a different size they are always aligned within
// the area defined by KItemStyleOption.iconSize and hence result in no
// change of the item-size.
- foreach (const QByteArray& role, visibleRoles()) {
+ const auto roles = visibleRoles();
+ for (const QByteArray &role : roles) {
if (changedRoles.contains(role)) {
return true;
}
return false;
}
+bool KStandardItemListView::itemLayoutHighlightEntireRow(ItemLayout layout) const
+{
+ return layout == DetailsLayout;
+}
+
bool KStandardItemListView::itemLayoutSupportsItemExpanding(ItemLayout layout) const
{
return layout == DetailsLayout;
}
+qreal KStandardItemListView::scrollSingleStep() const
+{
+ if (itemLayout() == DetailsLayout) {
+ // We want each scroll in details view mode to move by some number of complete rows.
+ const int rowsPerFullScroll = qCeil((KItemListView::scrollSingleStep() * QApplication::wheelScrollLines()) / itemSize().height());
+ return (rowsPerFullScroll * itemSize().height()) / QApplication::wheelScrollLines();
+ }
+
+ return KItemListView::scrollSingleStep();
+}
+
void KStandardItemListView::onItemLayoutChanged(ItemLayout current, ItemLayout previous)
{
- Q_UNUSED(current);
- Q_UNUSED(previous);
+ Q_UNUSED(current)
+ Q_UNUSED(previous)
updateLayoutOfVisibleItems();
}
void KStandardItemListView::onScrollOrientationChanged(Qt::Orientation current, Qt::Orientation previous)
{
- Q_UNUSED(current);
- Q_UNUSED(previous);
+ Q_UNUSED(current)
+ Q_UNUSED(previous)
updateLayoutOfVisibleItems();
}
void KStandardItemListView::onSupportsItemExpandingChanged(bool supportsExpanding)
{
- Q_UNUSED(supportsExpanding);
+ Q_UNUSED(supportsExpanding)
updateLayoutOfVisibleItems();
}
-
void KStandardItemListView::polishEvent()
{
switch (m_itemLayout) {
- case IconsLayout: applyDefaultStyleOption(style()->pixelMetric(QStyle::PM_LargeIconSize), 2, 4, 8); break;
- case CompactLayout: applyDefaultStyleOption(style()->pixelMetric(QStyle::PM_SmallIconSize), 2, 8, 0); break;
- case DetailsLayout: applyDefaultStyleOption(style()->pixelMetric(QStyle::PM_SmallIconSize), 2, 0, 0); break;
- default: Q_ASSERT(false); break;
+ case IconsLayout:
+ applyDefaultStyleOption(style()->pixelMetric(QStyle::PM_LargeIconSize), 2, 4, 8);
+ break;
+ case CompactLayout:
+ applyDefaultStyleOption(style()->pixelMetric(QStyle::PM_SmallIconSize), 2, 8, 0);
+ break;
+ case DetailsLayout:
+ applyDefaultStyleOption(style()->pixelMetric(QStyle::PM_SmallIconSize), 2, 0, 0);
+ break;
+ default:
+ Q_ASSERT(false);
+ break;
}
QGraphicsWidget::polishEvent();
}
-void KStandardItemListView::applyDefaultStyleOption(int iconSize,
- int padding,
- int horizontalMargin,
- int verticalMargin)
+void KStandardItemListView::applyDefaultStyleOption(int iconSize, int padding, int horizontalMargin, int verticalMargin)
{
KItemListStyleOption option = styleOption();
- bool changed = false;
if (option.iconSize < 0) {
option.iconSize = iconSize;
- changed = true;
}
if (option.padding < 0) {
option.padding = padding;
- changed = true;
}
if (option.horizontalMargin < 0) {
option.horizontalMargin = horizontalMargin;
- changed = true;
}
if (option.verticalMargin < 0) {
option.verticalMargin = verticalMargin;
- changed = true;
}
- if (changed) {
- setStyleOption(option);
- }
+ setStyleOption(option);
}
void KStandardItemListView::updateLayoutOfVisibleItems()
{
if (model()) {
- foreach (KItemListWidget* widget, visibleItemListWidgets()) {
+ const auto widgets = visibleItemListWidgets();
+ for (KItemListWidget *widget : widgets) {
initializeItemListWidget(widget);
}
}
}
-#include "kstandarditemlistview.moc"
+#include "moc_kstandarditemlistview.cpp"
projects / dolphin.git / blobdiff