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267 lines
7.5 KiB
267 lines
7.5 KiB
/* This file is part of the KDE libraries
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Copyright (C) 1997 Stephan Kulow <coolo@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef TDEFILEICONVIEW_H
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#define TDEFILEICONVIEW_H
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#include <tqt.h>
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#include <kiconview.h>
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#include <kiconloader.h>
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#include <tdefileview.h>
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#include <kmimetyperesolver.h>
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#include <tdefile.h>
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class KFileItem;
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class TQWidget;
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class TQLabel;
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/**
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* An item for the iconview, that has a reference to its corresponding
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* KFileItem.
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*/
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class TDEIO_EXPORT KFileIconViewItem : public TDEIconViewItem
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{
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public:
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KFileIconViewItem( TQIconView *parent, const TQString &text,
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const TQPixmap &pixmap,
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KFileItem *fi )
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: TDEIconViewItem( parent, text, pixmap ), inf( fi ) {}
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/**
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* @since 3.1
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*/
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KFileIconViewItem( TQIconView *parent, KFileItem *fi )
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: TDEIconViewItem( parent ), inf( fi ) {}
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virtual ~KFileIconViewItem();
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/**
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* @returns the corresponding KFileItem
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*/
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KFileItem *fileInfo() const {
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return inf;
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}
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private:
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KFileItem *inf;
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private:
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class KFileIconViewItemPrivate;
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KFileIconViewItemPrivate *d;
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};
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namespace TDEIO {
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class Job;
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}
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/**
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* An icon-view capable of showing KFileItem's. Used in the filedialog
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* for example. Most of the documentation is in KFileView class.
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*
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* @see KDirOperator
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* @see KCombiView
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* @see KFileDetailView
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*/
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class TDEIO_EXPORT KFileIconView : public TDEIconView, public KFileView
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{
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Q_OBJECT
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public:
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KFileIconView(TQWidget *parent, const char *name);
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virtual ~KFileIconView();
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virtual TQWidget *widget() { return this; }
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virtual void clearView();
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virtual void setAutoUpdate( bool ) {} // ### unused. remove in KDE4
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virtual void updateView( bool );
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virtual void updateView(const KFileItem*);
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virtual void removeItem(const KFileItem*);
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virtual void listingCompleted();
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virtual void insertItem( KFileItem *i );
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virtual void setSelectionMode( KFile::SelectionMode sm );
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virtual void setSelected(const KFileItem *, bool);
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virtual bool isSelected(const KFileItem *i) const;
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virtual void clearSelection();
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virtual void selectAll();
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virtual void invertSelection();
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virtual void setCurrentItem( const KFileItem * );
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virtual KFileItem * currentFileItem() const;
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virtual KFileItem * firstFileItem() const;
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virtual KFileItem * nextItem( const KFileItem * ) const;
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virtual KFileItem * prevItem( const KFileItem * ) const;
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/**
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* Sets the size of the icons to show. Defaults to TDEIcon::SizeSmall.
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*/
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void setIconSize( int size );
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/**
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* Sets the size of the previews. Defaults to TDEIcon::SizeLarge.
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*/
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void setPreviewSize( int size );
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/**
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* Disables the "Maximum file size" configuration option for previews
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*
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* Set this before calling showPreviews()
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*
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* @since 3.4
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**/
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void setIgnoreMaximumSize(bool ignoreSize=true);
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/**
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* @returns the current size used for icons.
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*/
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int iconSize() const { return myIconSize; }
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void ensureItemVisible( const KFileItem * );
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virtual void setSorting(TQDir::SortSpec sort);
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virtual void readConfig( TDEConfig *, const TQString& group = TQString::null );
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virtual void writeConfig( TDEConfig *, const TQString& group = TQString::null);
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// for KMimeTypeResolver
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void mimeTypeDeterminationFinished();
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void determineIcon( KFileIconViewItem *item );
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TQScrollView *scrollWidget() const { return (TQScrollView*) this; }
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void setAcceptDrops(bool b)
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{
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TDEIconView::setAcceptDrops(b);
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viewport()->setAcceptDrops(b);
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}
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public slots:
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/**
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* Starts loading previews for all files shown and shows them. Switches
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* into 'large rows' mode, if that isn't the current mode yet.
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*
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* @sa setIgnoreMaximumSize
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*/
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void showPreviews();
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void zoomIn();
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void zoomOut();
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/**
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* Reimplemented for performance reasons.
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* @since 3.1
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*/
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virtual void arrangeItemsInGrid( bool updated = true );
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protected:
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/**
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* Reimplemented to not let TQIconView eat return-key events
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*/
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virtual void keyPressEvent( TQKeyEvent * );
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/**
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* Reimplemented to remove an eventual tooltip
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*/
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virtual void hideEvent( TQHideEvent * );
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// ### workaround for Qt3 bug (see #35080)
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virtual void showEvent( TQShowEvent * );
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virtual bool eventFilter( TQObject *o, TQEvent *e );
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// DND support
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virtual TQDragObject *dragObject();
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virtual void contentsDragEnterEvent( TQDragEnterEvent *e );
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virtual void contentsDragMoveEvent( TQDragMoveEvent *e );
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virtual void contentsDragLeaveEvent( TQDragLeaveEvent *e );
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virtual void contentsDropEvent( TQDropEvent *ev );
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// KDE4: Make virtual
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bool acceptDrag(TQDropEvent* e ) const;
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private slots:
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void selected( TQIconViewItem *item );
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void slotActivate( TQIconViewItem * );
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void highlighted( TQIconViewItem *item );
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void showToolTip( TQIconViewItem *item );
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void removeToolTip();
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void slotActivateMenu( TQIconViewItem *, const TQPoint& );
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void slotSelectionChanged();
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void slotSmallColumns();
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void slotLargeRows();
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void slotPreviewsToggled( bool );
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void slotPreviewResult( TDEIO::Job * );
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void gotPreview( const KFileItem *item, const TQPixmap& pix );
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void slotAutoOpen();
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signals:
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/**
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* The user dropped something.
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* @p fileItem points to the item dropped on or can be 0 if the
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* user dropped on empty space.
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* @since 3.2
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*/
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void dropped(TQDropEvent *event, KFileItem *fileItem);
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/**
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* The user dropped the URLs @p urls.
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* @p url points to the item dropped on or can be empty if the
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* user dropped on empty space.
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* @since 3.2
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*/
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void dropped(TQDropEvent *event, const KURL::List &urls, const KURL &url);
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private:
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KMimeTypeResolver<KFileIconViewItem,KFileIconView> *m_resolver;
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TQLabel *toolTip;
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int th;
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int myIconSize;
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virtual void insertItem(TQIconViewItem *a, TQIconViewItem *b) { TDEIconView::insertItem(a, b); }
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virtual void setSelectionMode(TQIconView::SelectionMode m) { TDEIconView::setSelectionMode(m); }
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virtual void setSelected(TQIconViewItem *i, bool a, bool b) { TDEIconView::setSelected(i, a, b); }
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bool canPreview( const KFileItem * ) const;
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void stopPreview();
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void updateIcons();
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inline KFileIconViewItem * viewItem( const KFileItem *item ) const {
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if ( item )
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return (KFileIconViewItem *) item->extraData( this );
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return 0L;
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}
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void initItem(KFileIconViewItem *item, const KFileItem *i,
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bool updateTextAndPixmap );
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protected:
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virtual void virtual_hook( int id, void* data );
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private:
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class KFileIconViewPrivate;
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KFileIconViewPrivate *d;
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};
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#endif // TDEFILESIMPLEVIEW_H
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