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Dolphin and Konqueror (the default) or not. This setting can be changed in the View menu: "View->Sort By->Folders First". FEATURE: 62007 svn path=/trunk/KDE/kdebase/apps/; revision=956820
235 lines
7.3 KiB
C++
235 lines
7.3 KiB
C++
/***************************************************************************
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* Copyright (C) 2007 by Peter Penz <peter.penz@gmx.at> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
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***************************************************************************/
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#ifndef DOLPHINCOLUMNVIEW_H
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#define DOLPHINCOLUMNVIEW_H
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#include "dolphinview.h"
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#include <kurl.h>
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#include <QAbstractItemView>
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#include <QList>
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#include <QString>
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#include <QStyleOption>
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class DolphinColumnWidget;
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class DolphinController;
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class DolphinModel;
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class QAbstractProxyModel;
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class QFrame;
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class QTimeLine;
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/**
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* @brief Represents the view, where each directory is show as separate column.
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*
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* @see DolphinIconsView
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* @see DolphinDetailsView
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*/
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class DolphinColumnView : public QAbstractItemView
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{
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Q_OBJECT
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public:
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explicit DolphinColumnView(QWidget* parent, DolphinController* controller);
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virtual ~DolphinColumnView();
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/** @see QAbstractItemView::indexAt() */
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virtual QModelIndex indexAt(const QPoint& point) const;
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/**
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* Returns the item on the position \a pos. The KFileItem instance
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* is null if no item is below the position.
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*/
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KFileItem itemAt(const QPoint& point) const;
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/** @see QAbstractItemView::scrollTo() */
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virtual void scrollTo(const QModelIndex& index, ScrollHint hint = EnsureVisible);
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/** @see QAbstractItemView::visualRect() */
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virtual QRect visualRect(const QModelIndex& index) const;
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/** Inverts the selection of the currently active column. */
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void invertSelection();
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/**
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* Reloads the content of all columns. In opposite to non-hierarchical views
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* it is not enough to reload the KDirLister, instead this method must be explicitly
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* invoked.
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*/
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void reload();
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/**
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* Adjusts the root URL of the first column and removes all
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* other columns.
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*/
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void setRootUrl(const KUrl& url);
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/** Returns the URL of the first column. */
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KUrl rootUrl() const;
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/**
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* Filters the currently shown items by \a nameFilter. All items
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* which contain the given filter string will be shown.
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*/
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void setNameFilter(const QString& nameFilter);
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/**
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* Returns the currently used name filter. All items
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* which contain the name filter will be shown.
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*/
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QString nameFilter() const;
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/**
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* Shows the column which represents the URL \a url. If the column
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* is already shown, it gets activated, otherwise it will be created.
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*/
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void showColumn(const KUrl& url);
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/**
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* Does an inline editing for the item \a item
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* inside the active column.
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*/
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void editItem(const KFileItem& item);
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/**
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* Returns the selected items of the active column.
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*/
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KFileItemList selectedItems() const;
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/**
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* Returns the MIME data for the selected items
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* of the active column.
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*/
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QMimeData* selectionMimeData() const;
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public slots:
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/** @see QAbstractItemView::selectAll() */
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virtual void selectAll();
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signals:
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/**
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* Requests that the given column be deleted at the discretion
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* of the receiver of the signal.
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*/
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void requestColumnDeletion(QAbstractItemView* column);
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protected:
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virtual bool isIndexHidden(const QModelIndex& index) const;
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virtual QModelIndex moveCursor(CursorAction cursorAction, Qt::KeyboardModifiers modifiers);
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virtual void setSelection(const QRect& rect, QItemSelectionModel::SelectionFlags flags);
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virtual QRegion visualRegionForSelection(const QItemSelection& selection) const;
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virtual int horizontalOffset() const;
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virtual int verticalOffset() const;
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virtual void mousePressEvent(QMouseEvent* event);
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virtual void resizeEvent(QResizeEvent* event);
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virtual void wheelEvent(QWheelEvent* event);
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private slots:
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void setZoomLevel(int level);
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/**
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* Moves the content of the columns view to represent
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* the scrollbar position \a x.
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*/
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void moveContentHorizontally(int x);
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/**
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* Updates the size of the decoration dependent on the
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* icon size of the ColumnModeSettings. The controller
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* will get informed about possible zoom in/zoom out
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* operations.
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*/
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void updateDecorationSize(bool showPreview);
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/**
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* Updates the background color of the columns to respect
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* the current activation state \a active.
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*/
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void updateColumnsBackground(bool active);
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void slotSortingChanged(DolphinView::Sorting sorting);
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void slotSortOrderChanged(Qt::SortOrder order);
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void slotSortFoldersFirstChanged(bool foldersFirst);
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void slotShowHiddenFilesChanged();
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void slotShowPreviewChanged();
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private:
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DolphinColumnWidget* activeColumn() const;
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/**
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* Deactivates the currently active column and activates
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* the new column indicated by \a index. m_index represents
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* the active column afterwards. Also the URL of the navigator
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* will be adjusted to reflect the column URL.
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*/
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void setActiveColumnIndex(int index);
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void layoutColumns();
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void updateScrollBar();
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/**
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* Assures that the currently active column is fully visible
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* by adjusting the horizontal position of the content.
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*/
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void assureVisibleActiveColumn();
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/**
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* Request the activation for the column \a column. It is assured
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* that the columns gets fully visible by adjusting the horizontal
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* position of the content.
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*/
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void requestActivation(DolphinColumnWidget* column);
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/** Removes all columns except of the root column. */
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void removeAllColumns();
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/**
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* Returns the position of the point \a point relative to the column
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* \a column.
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*/
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QPoint columnPosition(DolphinColumnWidget* column, const QPoint& point) const;
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/**
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* Deletes the column. If the itemview of the controller is set to the column,
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* the controllers itemview is set to 0.
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*/
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void deleteColumn(DolphinColumnWidget* column);
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private:
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DolphinController* m_controller;
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bool m_active;
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int m_index;
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int m_contentX;
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QList<DolphinColumnWidget*> m_columns;
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QFrame* m_emptyViewport;
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QTimeLine* m_animation;
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QString m_nameFilter;
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friend class DolphinColumnWidget;
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};
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inline DolphinColumnWidget* DolphinColumnView::activeColumn() const
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{
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return m_columns[m_index];
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}
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#endif
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