X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/72af3125a824722d9875d202dd156cd3f7d8fc46..a35af3a0d2022a23c5a1cc30d693141a13673b8f:/src/kitemviews/kfileitemlistview.h diff --git a/src/kitemviews/kfileitemlistview.h b/src/kitemviews/kfileitemlistview.h index ea8477858..d6ffd3d0f 100644 --- a/src/kitemviews/kfileitemlistview.h +++ b/src/kitemviews/kfileitemlistview.h @@ -1,28 +1,16 @@ -/*************************************************************************** - * Copyright (C) 2011 by Peter Penz * - * * - * 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: 2011 Peter Penz + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ #ifndef KFILEITEMLISTVIEW_H #define KFILEITEMLISTVIEW_H -#include +#include "dolphin_export.h" +#include "kitemviews/kstandarditemlistview.h" -#include +#include class KFileItemModelRolesUpdater; class QTimer; @@ -36,37 +24,35 @@ class QTimer; * KItemListView::setWidgetCreator() and KItemListView::setGroupHeaderCreator() * to apply customized generators. */ -class LIBDOLPHINPRIVATE_EXPORT KFileItemListView : public KItemListView +class DOLPHIN_EXPORT KFileItemListView : public KStandardItemListView { Q_OBJECT public: - enum Layout - { - IconsLayout, - CompactLayout, - DetailsLayout - }; - - KFileItemListView(QGraphicsWidget* parent = 0); - virtual ~KFileItemListView(); + explicit KFileItemListView(QGraphicsWidget *parent = nullptr); + ~KFileItemListView() override; void setPreviewsShown(bool show); bool previewsShown() const; - void setItemLayout(Layout layout); - Layout itemLayout() const; + /** + * If enabled a small preview gets upscaled to the icon size in case where + * the icon size is larger than the preview. Per default enlarging is + * enabled. + */ + void setEnlargeSmallPreviews(bool enlarge); + bool enlargeSmallPreviews() const; /** * Sets the list of enabled thumbnail plugins that are used for previews. * Per default all plugins enabled in the KConfigGroup "PreviewSettings" * are used. * - * For a list of available plugins, call KServiceTypeTrader::self()->query("ThumbCreator"). + * For a list of available plugins, call KIO::PreviewJob::availableThumbnailerPlugins(). * * @see enabledPlugins */ - void setEnabledPlugins(const QStringList& list); + void setEnabledPlugins(const QStringList &list); /** * Returns the list of enabled thumbnail plugins. @@ -74,36 +60,52 @@ public: */ QStringList enabledPlugins() const; - /** @reimp */ - virtual QSizeF itemSizeHint(int index) const; - - /** @reimp */ - virtual QHash visibleRolesSizes(const KItemRangeList& itemRanges) const; + /** + * Sets the maximum file size of local files for which + * previews will be generated (if enabled). A value of 0 + * indicates no file size limit. + * Per default the value from KConfigGroup "PreviewSettings" + * MaximumSize is used, 0 otherwise. + * @param size + */ + void setLocalFileSizePreviewLimit(qlonglong size); + qlonglong localFileSizePreviewLimit() const; - /** @reimp */ - virtual bool supportsItemExpanding() const; + QPixmap createDragPixmap(const KItemSet &indexes) const override; - /** @reimp */ - virtual QPixmap createDragPixmap(const QSet& indexes) const; + /** + * Notifies the view of a change in the hover state on an item. + * + * @param itemUrl URL of the item that is hovered, or an empty URL if no item is hovered. + * @param seqIdx The current hover sequence index. While an item is hovered, + * this method will be called repeatedly with increasing values + * for this parameter. + */ + void setHoverSequenceState(const QUrl &itemUrl, int seqIdx); protected: - virtual void initializeItemListWidget(KItemListWidget* item); - virtual bool itemSizeHintUpdateRequired(const QSet& changedRoles) const; - virtual void onModelChanged(KItemModelBase* current, KItemModelBase* previous); - virtual void onScrollOrientationChanged(Qt::Orientation current, Qt::Orientation previous); - virtual void onItemSizeChanged(const QSizeF& current, const QSizeF& previous); - virtual void onScrollOffsetChanged(qreal current, qreal previous); - virtual void onVisibleRolesChanged(const QList& current, const QList& previous); - virtual void onStyleOptionChanged(const KItemListStyleOption& current, const KItemListStyleOption& previous); - virtual void onTransactionBegin(); - virtual void onTransactionEnd(); - virtual void resizeEvent(QGraphicsSceneResizeEvent* event); - -protected slots: - virtual void slotItemsRemoved(const KItemRangeList& itemRanges); - virtual void slotSortRoleChanged(const QByteArray& current, const QByteArray& previous); - -private slots: + KItemListWidgetCreatorBase *defaultWidgetCreator() const override; + void initializeItemListWidget(KItemListWidget *item) override; + virtual void onPreviewsShownChanged(bool shown); + void onItemLayoutChanged(ItemLayout current, ItemLayout previous) override; + void onModelChanged(KItemModelBase *current, KItemModelBase *previous) override; + void onScrollOrientationChanged(Qt::Orientation current, Qt::Orientation previous) override; + void onItemSizeChanged(const QSizeF ¤t, const QSizeF &previous) override; + void onScrollOffsetChanged(qreal current, qreal previous) override; + void onVisibleRolesChanged(const QList ¤t, const QList &previous) override; + void onStyleOptionChanged(const KItemListStyleOption ¤t, const KItemListStyleOption &previous) override; + void onSupportsItemExpandingChanged(bool supportsExpanding) override; + void onTransactionBegin() override; + void onTransactionEnd() override; + void resizeEvent(QGraphicsSceneResizeEvent *event) override; + void focusInEvent(QFocusEvent *event) override; + void focusOutEvent(QFocusEvent *event) override; + +protected Q_SLOTS: + void slotItemsRemoved(const KItemRangeList &itemRanges) override; + void slotSortRoleChanged(const QByteArray ¤t, const QByteArray &previous) override; + +private Q_SLOTS: void triggerVisibleIndexRangeUpdate(); void updateVisibleIndexRange(); @@ -111,11 +113,6 @@ private slots: void updateIconSize(); private: - QSizeF visibleRoleSizeHint(int index, const QByteArray& role) const; - void updateLayoutOfVisibleItems(); - void updateTimersInterval(); - void updateMinimumRolesWidths(); - /** * Applies the roles defined by KItemListView::visibleRoles() to the * KFileItemModel and KFileItemModelRolesUpdater. As the model does not @@ -132,18 +129,14 @@ private: QSize availableIconSize() const; private: - Layout m_itemLayout; + void updateSelectedWidgets(); - KFileItemModelRolesUpdater* m_modelRolesUpdater; - QTimer* m_updateVisibleIndexRangeTimer; - QTimer* m_updateIconSizeTimer; - - // Cache for calculating visibleRoleSizes() in a fast way - QHash m_minimumRolesWidths; + KFileItemModelRolesUpdater *m_modelRolesUpdater; + QTimer *m_updateVisibleIndexRangeTimer; + QTimer *m_updateIconSizeTimer; friend class KFileItemListViewTest; // For unit testing + friend class DolphinMainWindowTest; // For unit testing }; #endif - -