From d796c9dd933ab96ec83b9a634feedd5d32e1ba3f Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Tue, 8 Nov 2011 12:31:36 -0600 Subject: Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731 --- doc/html/fileiconview-example.html | 1394 ++++++++++++++++++++++++++++++++++++ 1 file changed, 1394 insertions(+) create mode 100644 doc/html/fileiconview-example.html (limited to 'doc/html/fileiconview-example.html') diff --git a/doc/html/fileiconview-example.html b/doc/html/fileiconview-example.html new file mode 100644 index 000000000..72eb6b69e --- /dev/null +++ b/doc/html/fileiconview-example.html @@ -0,0 +1,1394 @@ + + + + + +Simple Filemanager + + + + + + + +
+ +Home + | +All Classes + | +Main Classes + | +Annotated + | +Grouped Classes + | +Functions +

Simple Filemanager

+ + +

+This example implements a simple and not fully functional file manager using +a widget derived from TQIconView to display the current directory. +To display the directory tree the +widget written in the dirview example is +used. +

+

Header file of the file icon view: +

/****************************************************************************
+** $Id: qt/qfileiconview.h   3.3.8   edited Jan 11 14:37 $
+**
+** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
+**
+** This file is part of an example program for TQt.  This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#ifndef TQTFILEICONVIEW_H
+#define TQTFILEICONVIEW_H
+
+
+#include <qiconset.h>
+#include <qstring.h>
+#include <qfileinfo.h>
+#include <qdir.h>
+#include <qtimer.h>
+#include <qiconview.h>
+
+class TQtFileIconView;
+class TQDragObject;
+class TQResizeEvent;
+
+/*****************************************************************************
+ *
+ * Class TQtFileIconDrag
+ *
+ *****************************************************************************/
+
+class TQtFileIconDrag : public TQIconDrag
+{
+    Q_OBJECT
+
+public:
+    TQtFileIconDrag( TQWidget * dragSource, const char* name = 0 );
+
+    const char* format( int i ) const;
+    TQByteArray encodedData( const char* mime ) const;
+    static bool canDecode( TQMimeSource* e );
+    void append( const TQIconDragItem &item, const TQRect &pr, const TQRect &tr, const TQString &url );
+
+private:
+    TQStringList urls;
+
+};
+
+/*****************************************************************************
+ *
+ * Class TQtFileIconView
+ *
+ *****************************************************************************/
+class TQtFileIconViewItem;
+class TQtFileIconView : public TQIconView
+{
+    Q_OBJECT
+
+public:
+    TQtFileIconView( const TQString &dir, TQWidget *parent = 0, const char *name = 0 );
+
+    enum ViewMode { Large, Small };
+
+    void setViewMode( ViewMode m );
+    ViewMode viewMode() const { return vm; }
+    void setOpenItem( TQtFileIconViewItem *i ) {
+        openItem = i;
+    }
+
+public slots:
+    void setDirectory( const TQString &dir );
+    void setDirectory( const TQDir &dir );
+    void newDirectory();
+    TQDir currentDir();
+
+signals:
+    void directoryChanged( const TQString & );
+    void startReadDir( int dirs );
+    void readNextDir();
+    void readDirDone();
+    void enableUp();
+    void disableUp();
+    void enableMkdir();
+    void disableMkdir();
+
+protected slots:
+    void itemDoubleClicked( TQIconViewItem *i );
+    void slotDropped( TQDropEvent *e, const TQValueList<TQIconDragItem> & );
+
+    void viewLarge();
+    void viewSmall();
+    void viewBottom();
+    void viewRight();
+    void flowEast();
+    void flowSouth();
+    void itemTextTruncate();
+    void itemTextWordWrap();
+    void sortAscending();
+    void sortDescending();
+    void arrangeItemsInGrid() {
+        TQIconView::arrangeItemsInGrid( TRUE );
+    }
+
+    void slotRightPressed( TQIconViewItem *item );
+    void openFolder();
+
+protected:
+    void readDir( const TQDir &dir );
+    virtual TQDragObject *dragObject();
+
+    virtual void keyPressEvent( TQKeyEvent *e );
+
+    TQDir viewDir;
+    int newFolderNum;
+    TQSize sz;
+    TQPixmap pix;
+    ViewMode vm;
+    TQtFileIconViewItem *openItem;
+
+};
+
+/*****************************************************************************
+ *
+ * Class TQtFileIconViewItem
+ *
+ *****************************************************************************/
+
+class TQtFileIconViewItem : public TQIconViewItem
+{
+    friend class TQtFileIconView;
+
+public:
+    enum ItemType {
+        File = 0,
+        Dir,
+        Link
+    };
+
+    TQtFileIconViewItem( TQtFileIconView *parent, TQFileInfo *fi );
+
+    virtual ~TQtFileIconViewItem();
+
+    ItemType type() const
+    { return itemType; }
+    TQString filename() const { return itemFileName; }
+
+    virtual bool acceptDrop( const TQMimeSource *e ) const;
+
+    virtual void setText( const TQString &text );
+    virtual TQPixmap *pixmap() const;
+
+    virtual void dragEntered();
+    virtual void dragLeft();
+
+    void viewModeChanged( TQtFileIconView::ViewMode m );
+    void paintItem( TQPainter *p, const TQColorGroup &cg );
+
+protected:
+    virtual void dropped( TQDropEvent *e, const TQValueList<TQIconDragItem> & );
+
+    TQString itemFileName;
+    TQFileInfo *itemFileInfo;
+    ItemType itemType;
+    bool checkSetText;
+    TQTimer timer;
+    TQtFileIconView::ViewMode vm;
+
+};
+
+
+#endif
+
+ +

+

Implementation of the file icon view: +

/****************************************************************************
+** $Id: qt/qfileiconview.cpp   3.3.8   edited Jan 11 14:37 $
+**
+** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
+**
+** This file is part of an example program for TQt.  This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include "qfileiconview.h"
+#include <qpainter.h>
+#include <qstringlist.h>
+#include <qpixmap.h>
+#include <qmime.h>
+#include <qstrlist.h>
+#include <qdragobject.h>
+#include <qmessagebox.h>
+#include <qevent.h>
+#include <qpopupmenu.h>
+#include <qcursor.h>
+#include <qapplication.h>
+#include <qwmatrix.h>
+
+#include <stdlib.h>
+
+static const char * file_icon[]={
+    "32 32 17 1",
+    "# c #000000",
+    "a c #ffffff",
+    "j c #808080",
+    "n c #a0a0a4",
+    "g c #c0c0c0",
+    "m c #004000",
+    "o c #000000",
+    "l c #004040",
+    "k c #404000",
+    "i c #c0c000",
+    "h c #ffff00",
+    "b c #ffffc0",
+    "e c #ff8000",
+    "f c #c05800",
+    "c c #ffa858",
+    "d c #ffdca8",
+    ". c None",
+    "................................",
+    "................................",
+    "................................",
+    "................................",
+    ".............#....###...........",
+    "...###......#a##.#aba##.........",
+    "..#cdb#....#aaaa#aaaaaa##.......",
+    "..#ecdb#..#aaaa#aaaaaaaba##.....",
+    "..#fecdb##aaaa#aaaaaaaaaaab##...",
+    "...#fecdb#aaa#aaaaaaabaabaaaa##.",
+    "....#fecdb#a#baaaaa#baaaaaabaaa#",
+    ".....#fecdb#aaaaab#a##baaaaaaa#.",
+    ".....##fecdb#bbba#aaaa##baaab#..",
+    "....#bb#fecdb#ba#aaaaaaa##aa#...",
+    "...#bbbb#fecdb##aaabaaaaaa##....",
+    "..#bbbb#b#fecdb#aaaaaaabaaaa##..",
+    ".#bbbb#bbb#fecdg#aaaaaaaaaaaba#.",
+    "#hhbb#bbbbb#fegg#iiaaaaaaaaaaaa#",
+    "#jhhhklibbbk#ggj#aaiiaaaaaaaaa#j",
+    ".#mjhhhkmikab####aaabiiaaaaaa#j.",
+    "...##jhhhmaaibbaaiibaaaiiaab#n..",
+    ".....##j#baaaiiabaaiibaabaa#n...",
+    "......##baibaabiibaaaiiabb#j....",
+    "......#bbbbiiaabbiiaaaaabon.....",
+    ".....#bbbbbbbiiabbaiiaab#n......",
+    ".....#jbbbbbbbbiibaabba#n.......",
+    "......##jbbbbbbbbiiaabmj........",
+    "........##jbbbbbbbbbb#j.........",
+    "..........##nbbbbbbbmj..........",
+    "............##jbbbb#j...........",
+    "..............#mjj#n............",
+    "................##n............."};
+
+static const char * folder_icon[]={
+    "32 32 11 1",
+    "# c #000000",
+    "b c #c0c000",
+    "d c #585858",
+    "a c #ffff00",
+    "i c #400000",
+    "h c #a0a0a4",
+    "e c #000000",
+    "c c #ffffff",
+    "f c #303030",
+    "g c #c0c0c0",
+    ". c None",
+    "...###..........................",
+    "...#aa##........................",
+    ".###baaa##......................",
+    ".#cde#baaa##....................",
+    ".#cccdeebaaa##..##f.............",
+    ".#cccccdeebaaa##aaa##...........",
+    ".#cccccccdeebaaaaaaaa##.........",
+    ".#cccccccccdeebababaaa#.........",
+    ".#cccccgcgghhebbbbbbbaa#........",
+    ".#ccccccgcgggdebbbbbbba#........",
+    ".#cccgcgcgcgghdeebiebbba#.......",
+    ".#ccccgcggggggghdeddeeba#.......",
+    ".#cgcgcgcggggggggghghdebb#......",
+    ".#ccgcggggggggghghghghd#b#......",
+    ".#cgcgcggggggggghghghhd#b#......",
+    ".#gcggggggggghghghhhhhd#b#......",
+    ".#cgcggggggggghghghhhhd#b#......",
+    ".#ggggggggghghghhhhhhhdib#......",
+    ".#gggggggggghghghhhhhhd#b#......",
+    ".#hhggggghghghhhhhhhhhd#b#......",
+    ".#ddhhgggghghghhhhhhhhd#b#......",
+    "..##ddhhghghhhhhhhhhhhdeb#......",
+    "....##ddhhhghhhhhhhhhhd#b#......",
+    "......##ddhhhhhhhhhhhhd#b#......",
+    "........##ddhhhhhhhhhhd#b#......",
+    "..........##ddhhhhhhhhd#b#......",
+    "............##ddhhhhhhd#b###....",
+    "..............##ddhhhhd#b#####..",
+    "................##ddhhd#b######.",
+    "..................##dddeb#####..",
+    "....................##d#b###....",
+    "......................####......"};
+
+
+static const char * link_icon[]={
+    "32 32 12 1",
+    "# c #000000",
+    "h c #a0a0a4",
+    "b c #c00000",
+    "d c #585858",
+    "i c #400000",
+    "c c #ffffff",
+    "e c #000000",
+    "g c #c0c0c0",
+    "a c #ff0000",
+    "f c #303030",
+    "n c white",
+    ". c None",
+    "...###..........................",
+    "...#aa##........................",
+    ".###baaa##......................",
+    ".#cde#baaa##....................",
+    ".#cccdeebaaa##..##f.............",
+    ".#cccccdeebaaa##aaa##...........",
+    ".#cccccccdeebaaaaaaaa##.........",
+    ".#cccccccccdeebababaaa#.........",
+    ".#cccccgcgghhebbbbbbbaa#........",
+    ".#ccccccgcgggdebbbbbbba#........",
+    ".#cccgcgcgcgghdeebiebbba#.......",
+    ".#ccccgcggggggghdeddeeba#.......",
+    ".#cgcgcgcggggggggghghdebb#......",
+    ".#ccgcggggggggghghghghd#b#......",
+    ".#cgcgcggggggggghghghhd#b#......",
+    ".#gcggggggggghghghhhhhd#b#......",
+    ".#cgcggggggggghghghhhhd#b#......",
+    ".#ggggggggghghghhhhhhhdib#......",
+    ".#gggggggggghghghhhhhhd#b#......",
+    ".#hhggggghghghhhhhhhhhd#b#......",
+    ".#ddhhgggghghghhhhhhhhd#b#......",
+    "..##ddhhghghhhhhhhhhhhdeb#......",
+    "############hhhhhhhhhhd#b#......",
+    "#nnnnnnnnnn#hhhhhhhhhhd#b#......",
+    "#nnnnnnnnnn#hhhhhhhhhhd#b#......",
+    "#nn#nn#nnnn#ddhhhhhhhhd#b#......",
+    "#nn##n##nnn###ddhhhhhhd#b###....",
+    "#nnn#####nn#..##ddhhhhd#b#####..",
+    "#nnnnn##nnn#....##ddhhd#b######.",
+    "#nnnnn#nnnn#......##dddeb#####..",
+    "#nnnnnnnnnn#........##d#b###....",
+    "############..........####......"};
+
+static const char * folder_locked_icon[]={
+    "32 32 12 1",
+    "# c #000000",
+    "g c #808080",
+    "h c #c0c0c0",
+    "f c #c05800",
+    "c c #ffffff",
+    "d c #585858",
+    "b c #ffa858",
+    "a c #ffdca8",
+    "e c #000000",
+    "i c #a0a0a4",
+    "j c #c0c0c0",
+    ". c None",
+    "...###..........................",
+    "...#aa##........................",
+    ".###baaa##......................",
+    ".#cde#baaa##....................",
+    ".#cccdeeba#######...............",
+    ".#cccccde##fffff##..............",
+    ".#cccccc##fffgggg#..............",
+    ".#ccccccc#ffg####a##............",
+    ".#ccccchc#ffg#eebbaa##..........",
+    ".#ccccccc#ffg#ddeebbba##........",
+    ".#ccchccc#ffg#ihddeebbba##......",
+    ".#cccccaa#ffg#ihhhddeeba##......",
+    ".#chchhbbaafg#ihhhihidebb#......",
+    ".#cchccbbbbaa#ihhihihid#b#......",
+    ".#chchhbb#bbbaaiihihiid#b#......",
+    ".#hchhcbb#fbbbafhiiiiid#b#......",
+    ".#chchhbb#ffgbbfihiiiid#b#......",
+    ".#hhhhhbb#ffg#bfiiiiiid#b#......",
+    ".#hhhhhbbaffg#bfiiiiiid#b#......",
+    ".#iihhhjbbaab#bfiiiiiid#b#......",
+    ".#ddiihhh#bbbabfiiiiiid#b#......",
+    "..##ddiih#ffbbbfiiiiiid#b#......",
+    "....##ddi#ffg#biiiiiiid#b#......",
+    "......##d#ffg#iiiiiiiid#b#......",
+    "........##ffg#iiiiiiiid#b#......",
+    ".........#ffg#iiiiiiiid#b#......",
+    ".........#ffg#ddiiiiiid#b###....",
+    ".........##fg###ddiiiid#b#####..",
+    "...........####.##ddiid#b######.",
+    "..................##dddeb#####..",
+    "....................##d#b###....",
+    "......................####......"};
+
+static TQPixmap *iconFolderLockedLarge = 0;
+static TQPixmap *iconFolderLarge = 0;
+static TQPixmap *iconFileLarge = 0;
+static TQPixmap *iconLinkLarge = 0;
+static TQPixmap *iconFolderLockedSmall = 0;
+static TQPixmap *iconFolderSmall = 0;
+static TQPixmap *iconFileSmall = 0;
+static TQPixmap *iconLinkSmall = 0;
+
+static void cleanup()
+{
+    delete iconFolderLockedLarge;
+    iconFolderLockedLarge = 0;
+    delete iconFolderLarge;
+    iconFolderLarge = 0;
+    delete iconFileLarge;
+    iconFileLarge = 0;
+    delete iconLinkLarge;
+    iconLinkLarge = 0;
+    delete iconFolderLockedSmall;
+    iconFolderLockedSmall = 0;
+    delete iconFolderSmall;
+    iconFolderSmall = 0;
+    delete iconFileSmall;
+    iconFileSmall = 0;
+    delete iconLinkSmall;
+    iconLinkSmall = 0;
+}
+
+/*****************************************************************************
+ *
+ * Class TQtFileIconDrag
+ *
+ *****************************************************************************/
+
+TQtFileIconDrag::TQtFileIconDrag( TQWidget * dragSource, const char* name )
+    : TQIconDrag( dragSource, name )
+{
+}
+
+const char* TQtFileIconDrag::format( int i ) const
+{
+    if ( i == 0 )
+        return "application/x-qiconlist";
+    else if ( i == 1 )
+        return "text/uri-list";
+    else
+        return 0;
+}
+
+TQByteArray TQtFileIconDrag::encodedData( const char* mime ) const
+{
+    TQByteArray a;
+    if ( TQString( mime ) == "application/x-qiconlist" ) {
+        a = TQIconDrag::encodedData( mime );
+    } else if ( TQString( mime ) == "text/uri-list" ) {
+        TQString s = urls.join( "\r\n" );
+        a.resize( s.length() );
+        memcpy( a.data(), s.latin1(), s.length() );
+    }
+    return a;
+}
+
+bool TQtFileIconDrag::canDecode( TQMimeSource* e )
+{
+    return e->provides( "application/x-qiconlist" ) ||
+        e->provides( "text/uri-list" );
+}
+
+void TQtFileIconDrag::append( const TQIconDragItem &item, const TQRect &pr,
+                             const TQRect &tr, const TQString &url )
+{
+    TQIconDrag::append( item, pr, tr );
+    TQString ourUrl = url;
+#ifdef Q_WS_WIN
+    if (ourUrl.length() > 2 && ourUrl[1] != ':') {
+        TQDir dir(ourUrl);
+        ourUrl = dir.absPath();
+    }
+#endif
+    urls << TQUriDrag::localFileToUri(ourUrl);
+}
+
+/*****************************************************************************
+ *
+ * Class TQtFileIconViewItem
+ *
+ *****************************************************************************/
+
+TQtFileIconViewItem::TQtFileIconViewItem( TQtFileIconView *parent, TQFileInfo *fi )
+    : TQIconViewItem( parent, fi->fileName() ), itemFileName( fi->filePath() ),
+      itemFileInfo( fi ), checkSetText( FALSE )
+{
+    vm = TQtFileIconView::Large;
+
+    if ( itemFileInfo->isDir() )
+        itemType = Dir;
+    else if ( itemFileInfo->isFile() )
+        itemType = File;
+    if ( itemFileInfo->isSymLink() )
+        itemType = Link;
+
+    viewModeChanged( ( (TQtFileIconView*)iconView() )->viewMode() );
+
+    if ( itemFileInfo->fileName() == "." ||
+         itemFileInfo->fileName() == ".." )
+        setRenameEnabled( FALSE );
+
+    checkSetText = TRUE;
+
+    TQObject::connect( &timer, SIGNAL( timeout() ),
+                      iconView(), SLOT( openFolder() ) );
+}
+
+void TQtFileIconViewItem::paintItem( TQPainter *p, const TQColorGroup &cg )
+{
+    if ( itemFileInfo->isSymLink() ) {
+        TQFont f( p->font() );
+        f.setItalic( TRUE );
+        p->setFont( f );
+    }
+
+    TQIconViewItem::paintItem( p, cg );
+}
+
+void TQtFileIconViewItem::viewModeChanged( TQtFileIconView::ViewMode m )
+{
+    vm = m;
+    setDropEnabled( itemType == Dir && TQDir( itemFileName ).isReadable() );
+    calcRect();
+}
+
+TQPixmap *TQtFileIconViewItem::pixmap() const
+{
+    switch ( itemType ) {
+    case Dir:
+        {
+            if ( !TQDir( itemFileName ).isReadable() ) {
+                if ( vm == TQtFileIconView::Small )
+                    return iconFolderLockedSmall;
+                else
+                    return iconFolderLockedLarge;
+            } else {
+                if ( vm == TQtFileIconView::Small )
+                    return iconFolderSmall;
+                else
+                    return iconFolderLarge;
+            }
+        }
+    case Link:
+        {
+            if ( vm == TQtFileIconView::Small )
+                return iconLinkSmall;
+            else
+                return iconLinkLarge;
+        }
+    default:
+        {
+            if ( vm == TQtFileIconView::Small )
+                return iconFileSmall;
+            else
+                return iconFileLarge;
+        }
+    }
+}
+
+TQtFileIconViewItem::~TQtFileIconViewItem()
+{
+    delete itemFileInfo;
+}
+
+void TQtFileIconViewItem::setText( const TQString &text )
+{
+    if ( checkSetText ) {
+        if ( text == "." || text == "." || text.isEmpty() )
+            return;
+        TQDir dir( itemFileInfo->dir() );
+        if ( dir.rename( itemFileInfo->fileName(), text ) ) {
+            itemFileName = itemFileInfo->dirPath( TRUE ) + "/" + text;
+            delete itemFileInfo;
+            itemFileInfo = new TQFileInfo( itemFileName );
+            TQIconViewItem::setText( text );
+        }
+    } else {
+        TQIconViewItem::setText( text );
+    }
+}
+
+bool TQtFileIconViewItem::acceptDrop( const TQMimeSource *e ) const
+{
+    if ( type() == Dir && e->provides( "text/uri-list" ) &&
+         dropEnabled() )
+        return TRUE;
+
+    return FALSE;
+}
+
+void TQtFileIconViewItem::dropped( TQDropEvent *e, const TQValueList<TQIconDragItem> & )
+{
+    timer.stop();
+
+    if ( !TQUriDrag::canDecode( e ) ) {
+        e->ignore();
+        return;
+    }
+
+    TQStringList lst;
+    TQUriDrag::decodeLocalFiles( e, lst );
+
+    TQString str;
+    if ( e->action() == TQDropEvent::Copy )
+        str = "Copy\n\n";
+    else
+        str = "Move\n\n";
+    for ( uint i = 0; i < lst.count(); ++i )
+        str += TQString( "   %1\n" ).arg( lst[i] );
+    str += TQString( "\n"
+        "To\n\n"
+        "       %1" ).arg( filename() );
+
+    TQMessageBox::information( iconView(), e->action() == TQDropEvent::Copy ? "Copy" : "Move" , str, "Not Implemented" );
+    if ( e->action() == TQDropEvent::Move )
+        TQMessageBox::information( iconView(), "Remove" , str, "Not Implemented" );
+    e->acceptAction();
+}
+
+void TQtFileIconViewItem::dragEntered()
+{
+    if ( type() != Dir ||
+         type() == Dir && !TQDir( itemFileName ).isReadable() )
+        return;
+
+    ( (TQtFileIconView*)iconView() )->setOpenItem( this );
+    timer.start( 1500 );
+}
+
+void TQtFileIconViewItem::dragLeft()
+{
+    if ( type() != Dir ||
+         type() == Dir && !TQDir( itemFileName ).isReadable() )
+        return;
+
+    timer.stop();
+}
+
+/*****************************************************************************
+ *
+ * Class TQtFileIconView
+ *
+ *****************************************************************************/
+
+TQtFileIconView::TQtFileIconView( const TQString &dir, TQWidget *parent, const char *name )
+    : TQIconView( parent, name ), viewDir( dir ), newFolderNum( 0 )
+{
+    if ( !iconFolderLockedLarge ) {
+        qAddPostRoutine( cleanup );
+        TQWMatrix m;
+        m.scale( 0.6, 0.6 );
+        TQPixmap iconpix( folder_locked_icon );
+        iconFolderLockedLarge = new TQPixmap( folder_locked_icon );
+        iconpix = iconpix.xForm( m );
+        iconFolderLockedSmall = new TQPixmap( iconpix );
+        iconpix = TQPixmap( folder_icon );
+        iconFolderLarge = new TQPixmap( folder_icon );
+        iconpix = iconpix.xForm( m );
+        iconFolderSmall = new TQPixmap( iconpix );
+        iconpix = TQPixmap( file_icon );
+        iconFileLarge = new TQPixmap( file_icon );
+        iconpix = iconpix.xForm( m );
+        iconFileSmall = new TQPixmap( iconpix );
+        iconpix = TQPixmap( link_icon );
+        iconLinkLarge = new TQPixmap( link_icon );
+        iconpix = iconpix.xForm( m );
+        iconLinkSmall = new TQPixmap( iconpix );
+    }
+
+    vm = Large;
+
+    setGridX( 75 );
+    setResizeMode( Adjust );
+    setWordWrapIconText( FALSE );
+
+    connect( this, SIGNAL( doubleClicked( TQIconViewItem * ) ),
+             this, SLOT( itemDoubleClicked( TQIconViewItem * ) ) );
+    connect( this, SIGNAL( returnPressed( TQIconViewItem * ) ),
+             this, SLOT( itemDoubleClicked( TQIconViewItem * ) ) );
+    connect( this, SIGNAL( dropped( TQDropEvent *, const TQValueList<TQIconDragItem> & ) ),
+             this, SLOT( slotDropped( TQDropEvent *, const TQValueList<TQIconDragItem> & ) ) );
+    connect( this, SIGNAL( contextMenuRequested( TQIconViewItem *, const TQPoint & ) ),
+             this, SLOT( slotRightPressed( TQIconViewItem * ) ) );
+
+    setHScrollBarMode( AlwaysOff );
+    setVScrollBarMode( Auto );
+
+    setAutoArrange( TRUE );
+    setSorting( TRUE );
+    openItem = 0;
+}
+
+void TQtFileIconView::openFolder()
+{
+    if ( !openItem )
+        return;
+    if ( openItem->type() != TQtFileIconViewItem::Dir ||
+         openItem->type() == TQtFileIconViewItem::Dir &&
+         !TQDir( openItem->itemFileName ).isReadable() )
+        return;
+
+    openItem->timer.stop();
+    setDirectory( openItem->itemFileName );
+}
+
+void TQtFileIconView::setDirectory( const TQString &dir )
+{
+    viewDir = TQDir( dir );
+    readDir( viewDir );
+}
+
+void TQtFileIconView::setDirectory( const TQDir &dir )
+{
+    viewDir = dir;
+    readDir( viewDir );
+}
+
+void TQtFileIconView::newDirectory()
+{
+    setAutoArrange( FALSE );
+    selectAll( FALSE );
+    if ( viewDir.mkdir( TQString( "New Folder %1" ).arg( ++newFolderNum ) ) ) {
+        TQFileInfo *fi = new TQFileInfo( viewDir, TQString( "New Folder %1" ).arg( newFolderNum ) );
+        TQtFileIconViewItem *item = new TQtFileIconViewItem( this, new TQFileInfo( *fi ) );
+        item->setKey( TQString( "000000%1" ).arg( fi->fileName() ) );
+        delete fi;
+        repaintContents( contentsX(), contentsY(), contentsWidth(), contentsHeight(), FALSE );
+        ensureItemVisible( item );
+        item->setSelected( TRUE, TRUE );
+        setCurrentItem( item );
+        repaintItem( item );
+        qApp->processEvents();
+        item->rename();
+    }
+    setAutoArrange( TRUE );
+}
+
+TQDir TQtFileIconView::currentDir()
+{
+    return viewDir;
+}
+
+static bool isRoot( const TQString &s )
+{
+#if defined(Q_OS_UNIX)
+    if ( s == "/" )
+        return TRUE;
+#elif defined(Q_OS_WIN32)
+    TQString p = s;
+    if ( p.length() == 3 &&
+         p.right( 2 ) == ":/" )
+        return TRUE;
+    if ( p[ 0 ] == '/' && p[ 1 ] == '/' ) {
+        int slashes = p.contains( '/' );
+        if ( slashes <= 3 )
+            return TRUE;
+        if ( slashes == 4 && p[ (int)p.length() - 1 ] == '/' )
+            return TRUE;
+    }
+#endif
+
+    return FALSE;
+}
+
+void TQtFileIconView::readDir( const TQDir &dir )
+{
+    if ( !dir.isReadable() )
+        return;
+
+    if ( isRoot( dir.absPath() ) )
+        emit disableUp();
+    else
+        emit enableUp();
+
+    clear();
+
+    emit directoryChanged( dir.absPath() );
+
+    const TQFileInfoList *filist = dir.entryInfoList( TQDir::DefaultFilter, TQDir::DirsFirst | TQDir::Name );
+
+    emit startReadDir( filist->count() );
+
+    TQFileInfoListIterator it( *filist );
+    TQFileInfo *fi;
+    bool allowRename = FALSE, allowRenameSet = FALSE;
+    while ( ( fi = it.current() ) != 0 ) {
+        ++it;
+        if ( fi && fi->fileName() == ".." && ( fi->dirPath() == "/" || fi->dirPath().isEmpty() ) )
+            continue;
+        emit readNextDir();
+        TQtFileIconViewItem *item = new TQtFileIconViewItem( this, new TQFileInfo( *fi ) );
+        if ( fi->isDir() )
+            item->setKey( TQString( "000000%1" ).arg( fi->fileName() ) );
+        else
+            item->setKey( fi->fileName() );
+        if ( !allowRenameSet ) {
+            if ( !TQFileInfo( fi->absFilePath() ).isWritable() ||
+                 item->text() == "." || item->text() == ".." )
+                allowRename = FALSE;
+            else
+                allowRename = TRUE;
+            if ( item->text() == "." || item->text() == ".." )
+                allowRenameSet = FALSE;
+            else
+                allowRenameSet = TRUE;
+        }
+        item->setRenameEnabled( allowRename );
+    }
+
+    if ( !TQFileInfo( dir.absPath() ).isWritable() )
+        emit disableMkdir();
+    else
+        emit enableMkdir();
+
+    emit readDirDone();
+}
+
+void TQtFileIconView::itemDoubleClicked( TQIconViewItem *i )
+{
+    TQtFileIconViewItem *item = ( TQtFileIconViewItem* )i;
+
+    if ( item->type() == TQtFileIconViewItem::Dir ) {
+        viewDir = TQDir( item->filename() );
+        readDir( viewDir );
+    } else if ( item->type() == TQtFileIconViewItem::Link &&
+                TQFileInfo( TQFileInfo( item->filename() ).readLink() ).isDir() ) {
+        viewDir = TQDir( TQFileInfo( item->filename() ).readLink() );
+        readDir( viewDir );
+    }
+}
+
+TQDragObject *TQtFileIconView::dragObject()
+{
+    if ( !currentItem() )
+        return 0;
+
+    TQPoint orig = viewportToContents( viewport()->mapFromGlobal( TQCursor::pos() ) );
+    TQtFileIconDrag *drag = new TQtFileIconDrag( viewport() );
+    drag->setPixmap( *currentItem()->pixmap(),
+                     TQPoint( currentItem()->pixmapRect().width() / 2, currentItem()->pixmapRect().height() / 2 ) );
+    for ( TQtFileIconViewItem *item = (TQtFileIconViewItem*)firstItem(); item;
+          item = (TQtFileIconViewItem*)item->nextItem() ) {
+        if ( item->isSelected() ) {
+            TQIconDragItem id;
+            id.setData( TQCString( item->filename() ) );
+            drag->append( id,
+                          TQRect( item->pixmapRect( FALSE ).x() - orig.x(),
+                                 item->pixmapRect( FALSE ).y() - orig.y(),
+                                 item->pixmapRect().width(), item->pixmapRect().height() ),
+                          TQRect( item->textRect( FALSE ).x() - orig.x(),
+                                 item->textRect( FALSE ).y() - orig.y(),
+                                 item->textRect().width(), item->textRect().height() ),
+                          TQString( item->filename() ) );
+        }
+    }
+
+    return drag;
+}
+
+void TQtFileIconView::keyPressEvent( TQKeyEvent *e )
+{
+    if ( e->key() == Key_N &&
+         ( e->state() & ControlButton ) )
+        newDirectory();
+    else
+        TQIconView::keyPressEvent( e );
+}
+
+void TQtFileIconView::slotDropped( TQDropEvent *e, const TQValueList<TQIconDragItem> & )
+{
+    if ( openItem )
+        openItem->timer.stop();
+    if ( !TQUriDrag::canDecode( e ) ) {
+        e->ignore();
+        return;
+    }
+
+    TQStringList lst;
+    TQUriDrag::decodeLocalFiles( e, lst );
+
+    TQString str;
+    if ( e->action() == TQDropEvent::Copy )
+        str = "Copy\n\n";
+    else
+        str = "Move\n\n";
+    for ( uint i = 0; i < lst.count(); ++i )
+        str += TQString( "   %1\n" ).arg( TQDir::convertSeparators(lst[i]) );
+    str += TQString( "\n"
+        "To\n\n"
+        "       %1" ).arg( viewDir.absPath() );
+
+    TQMessageBox::information( this, e->action() == TQDropEvent::Copy ? "Copy" : "Move" , str, "Not Implemented" );
+    if ( e->action() == TQDropEvent::Move )
+        TQMessageBox::information( this, "Remove" , TQDir::convertSeparators(lst.join("\n")), "Not Implemented" );
+    e->acceptAction();
+    openItem = 0;
+}
+
+void TQtFileIconView::viewLarge()
+{
+    setViewMode( Large );
+}
+
+void TQtFileIconView::viewSmall()
+{
+    setViewMode( Small );
+}
+
+void TQtFileIconView::viewBottom()
+{
+    setItemTextPos( Bottom );
+}
+
+void TQtFileIconView::viewRight()
+{
+    setItemTextPos( Right );
+}
+
+void TQtFileIconView::flowEast()
+{
+    setHScrollBarMode( AlwaysOff );
+    setVScrollBarMode( Auto );
+    setArrangement( LeftToRight );
+}
+
+void TQtFileIconView::flowSouth()
+{
+    setVScrollBarMode( AlwaysOff );
+    setHScrollBarMode( Auto );
+    setArrangement( TopToBottom );
+}
+
+void TQtFileIconView::sortAscending()
+{
+    sort( TRUE );
+}
+
+void TQtFileIconView::sortDescending()
+{
+    sort( FALSE );
+}
+
+void TQtFileIconView::itemTextTruncate()
+{
+    setWordWrapIconText( FALSE );
+}
+
+void TQtFileIconView::itemTextWordWrap()
+{
+    setWordWrapIconText( TRUE );
+}
+
+void TQtFileIconView::slotRightPressed( TQIconViewItem *item )
+{
+    if ( !item ) { // right pressed on viewport
+        TQPopupMenu menu( this );
+
+        menu.insertItem( "&Large view", this, SLOT( viewLarge() ) );
+        menu.insertItem( "&Small view", this, SLOT( viewSmall() ) );
+        menu.insertSeparator();
+        menu.insertItem( "Text at the &bottom", this, SLOT( viewBottom() ) );
+        menu.insertItem( "Text at the &right", this, SLOT( viewRight() ) );
+        menu.insertSeparator();
+        menu.insertItem( "Arrange l&eft to right", this, SLOT( flowEast() ) );
+        menu.insertItem( "Arrange t&op to bottom", this, SLOT( flowSouth() ) );
+        menu.insertSeparator();
+        menu.insertItem( "&Truncate item text", this, SLOT( itemTextTruncate() ) );
+        menu.insertItem( "&Wordwrap item text", this, SLOT( itemTextWordWrap() ) );
+        menu.insertSeparator();
+        menu.insertItem( "Arrange items in &grid", this, SLOT( arrangeItemsInGrid() ) );
+        menu.insertSeparator();
+        menu.insertItem( "Sort &ascending", this, SLOT( sortAscending() ) );
+        menu.insertItem( "Sort &descending", this, SLOT( sortDescending() ) );
+
+        menu.setMouseTracking( TRUE );
+        menu.exec( TQCursor::pos() );
+    } else { // on item
+        TQPopupMenu menu( this );
+
+        int RENAME_ITEM = menu.insertItem( "Rename Item" );
+        int REMOVE_ITEM = menu.insertItem( "Remove Item" );
+
+        menu.setMouseTracking( TRUE );
+        int id = menu.exec( TQCursor::pos() );
+
+        if ( id == -1 )
+            return;
+
+        if ( id == RENAME_ITEM && item->renameEnabled() ) {
+            item->rename();
+        } else if ( id == REMOVE_ITEM ) {
+            delete item;
+            TQMessageBox::information( this, "Not implemented!", "Deleting files not implemented yet,\n"
+                                      "The item has only been removed from the view! " );
+        }
+    }
+}
+
+void TQtFileIconView::setViewMode( ViewMode m )
+{
+    if ( m == vm )
+        return;
+
+    vm = m;
+    TQtFileIconViewItem *item = (TQtFileIconViewItem*)firstItem();
+    for ( ; item; item = (TQtFileIconViewItem*)item->nextItem() )
+        item->viewModeChanged( vm );
+
+    arrangeItemsInGrid();
+}
+
+ +

+

Header file of the main window: +

/****************************************************************************
+** $Id: qt/mainwindow.h   3.3.8   edited Jan 11 14:37 $
+**
+** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
+**
+** This file is part of an example program for TQt.  This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#ifndef MAINWIN_H
+#define MAINWIN_H
+
+#include <qmainwindow.h>
+
+class TQtFileIconView;
+class DirectoryView;
+class TQProgressBar;
+class TQLabel;
+class TQComboBox;
+class TQToolButton;
+
+class FileMainWindow : public TQMainWindow
+{
+    Q_OBJECT
+
+public:
+    FileMainWindow();
+
+    TQtFileIconView *fileView() { return fileview; }
+    DirectoryView *dirList() { return dirlist; }
+
+    void show();
+
+protected:
+    void setup();
+    void setPathCombo();
+
+    TQtFileIconView *fileview;
+    DirectoryView *dirlist;
+    TQProgressBar *progress;
+    TQLabel *label;
+    TQComboBox *pathCombo;
+    TQToolButton *upButton, *mkdirButton;
+
+protected slots:
+    void directoryChanged( const TQString & );
+    void slotStartReadDir( int dirs );
+    void slotReadNextDir();
+    void slotReadDirDone();
+    void cdUp();
+    void newFolder();
+    void changePath( const TQString &path );
+    void enableUp();
+    void disableUp();
+    void enableMkdir();
+    void disableMkdir();
+
+};
+
+#endif
+
+ +

+

Implementation of the main window: +

/****************************************************************************
+** $Id: qt/mainwindow.cpp   3.3.8   edited Jan 11 14:37 $
+**
+** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
+**
+** This file is part of an example program for TQt.  This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include "mainwindow.h"
+#include "qfileiconview.h"
+#include "../dirview/dirview.h"
+
+#include <qsplitter.h>
+#include <qprogressbar.h>
+#include <qlabel.h>
+#include <qstatusbar.h>
+#include <qtoolbar.h>
+#include <qcombobox.h>
+#include <qpixmap.h>
+#include <qtoolbutton.h>
+#include <qdir.h>
+#include <qfileinfo.h>
+
+static const char* cdtoparent_xpm[]={
+    "15 13 3 1",
+    ". c None",
+    "* c #000000",
+    "a c #ffff99",
+    "..*****........",
+    ".*aaaaa*.......",
+    "***************",
+    "*aaaaaaaaaaaaa*",
+    "*aaaa*aaaaaaaa*",
+    "*aaa***aaaaaaa*",
+    "*aa*****aaaaaa*",
+    "*aaaa*aaaaaaaa*",
+    "*aaaa*aaaaaaaa*",
+    "*aaaa******aaa*",
+    "*aaaaaaaaaaaaa*",
+    "*aaaaaaaaaaaaa*",
+    "***************"};
+
+static const char* newfolder_xpm[] = {
+    "15 14 4 1",
+    "   c None",
+    ".  c #000000",
+    "+  c #FFFF00",
+    "@  c #FFFFFF",
+    "          .    ",
+    "               ",
+    "          .    ",
+    "       .     . ",
+    "  ....  . . .  ",
+    " .+@+@.  . .   ",
+    "..........  . .",
+    ".@+@+@+@+@..   ",
+    ".+@+@+@+@+. .  ",
+    ".@+@+@+@+@.  . ",
+    ".+@+@+@+@+.    ",
+    ".@+@+@+@+@.    ",
+    ".+@+@+@+@+.    ",
+    "...........    "};
+
+FileMainWindow::FileMainWindow()
+    : TQMainWindow()
+{
+    setup();
+}
+
+void FileMainWindow::show()
+{
+    TQMainWindow::show();
+}
+
+void FileMainWindow::setup()
+{
+    TQSplitter *splitter = new TQSplitter( this );
+
+    dirlist = new DirectoryView( splitter, "dirlist", TRUE );
+    dirlist->addColumn( "Name" );
+    dirlist->addColumn( "Type" );
+    Directory *root = new Directory( dirlist, "/" );
+    root->setOpen( TRUE );
+    splitter->setResizeMode( dirlist, TQSplitter::KeepSize );
+
+    fileview = new TQtFileIconView( "/", splitter );
+    fileview->setSelectionMode( TQIconView::Extended );
+
+    setCentralWidget( splitter );
+
+    TQToolBar *toolbar = new TQToolBar( this, "toolbar" );
+    setRightJustification( TRUE );
+
+    (void)new TQLabel( tr( " Path: " ), toolbar );
+
+    pathCombo = new TQComboBox( TRUE, toolbar );
+    pathCombo->setAutoCompletion( TRUE );
+    toolbar->setStretchableWidget( pathCombo );
+    connect( pathCombo, SIGNAL( activated( const TQString & ) ),
+             this, SLOT ( changePath( const TQString & ) ) );
+
+    toolbar->addSeparator();
+
+    TQPixmap pix;
+
+    pix = TQPixmap( cdtoparent_xpm );
+    upButton = new TQToolButton( pix, "One directory up", TQString::null,
+                                this, SLOT( cdUp() ), toolbar, "cd up" );
+
+    pix = TQPixmap( newfolder_xpm );
+    mkdirButton = new TQToolButton( pix, "New Folder", TQString::null,
+                                   this, SLOT( newFolder() ), toolbar, "new folder" );
+
+    connect( dirlist, SIGNAL( folderSelected( const TQString & ) ),
+             fileview, SLOT ( setDirectory( const TQString & ) ) );
+    connect( fileview, SIGNAL( directoryChanged( const TQString & ) ),
+             this, SLOT( directoryChanged( const TQString & ) ) );
+    connect( fileview, SIGNAL( startReadDir( int ) ),
+             this, SLOT( slotStartReadDir( int ) ) );
+    connect( fileview, SIGNAL( readNextDir() ),
+             this, SLOT( slotReadNextDir() ) );
+    connect( fileview, SIGNAL( readDirDone() ),
+             this, SLOT( slotReadDirDone() ) );
+
+    setDockEnabled( DockLeft, FALSE );
+    setDockEnabled( DockRight, FALSE );
+
+    label = new TQLabel( statusBar() );
+    statusBar()->addWidget( label, 2, TRUE );
+    progress = new TQProgressBar( statusBar() );
+    statusBar()->addWidget( progress, 1, TRUE );
+
+    connect( fileview, SIGNAL( enableUp() ),
+             this, SLOT( enableUp() ) );
+    connect( fileview, SIGNAL( disableUp() ),
+             this, SLOT( disableUp() ) );
+    connect( fileview, SIGNAL( enableMkdir() ),
+             this, SLOT( enableMkdir() ) );
+    connect( fileview, SIGNAL( disableMkdir() ),
+             this, SLOT( disableMkdir() ) );
+}
+
+void FileMainWindow::setPathCombo()
+{
+    TQString dir = caption();
+    int i = 0;
+    bool found = FALSE;
+    for ( i = 0; i < pathCombo->count(); ++i ) {
+        if ( pathCombo->text( i ) == dir) {
+            found = TRUE;
+            break;
+        }
+    }
+
+    if ( found )
+        pathCombo->setCurrentItem( i );
+    else {
+        pathCombo->insertItem( dir );
+        pathCombo->setCurrentItem( pathCombo->count() - 1 );
+    }
+
+}
+
+void FileMainWindow::directoryChanged( const TQString &dir )
+{
+    setCaption( dir );
+    setPathCombo();
+}
+
+void FileMainWindow::slotStartReadDir( int dirs )
+{
+    label->setText( tr( " Reading Directory..." ) );
+    progress->reset();
+    progress->setTotalSteps( dirs );
+}
+
+void FileMainWindow::slotReadNextDir()
+{
+    int p = progress->progress();
+    progress->setProgress( ++p );
+}
+
+void FileMainWindow::slotReadDirDone()
+{
+    label->setText( tr( " Reading Directory Done." ) );
+    progress->setProgress( progress->totalSteps() );
+}
+
+void FileMainWindow::cdUp()
+{
+    TQDir dir = fileview->currentDir();
+    dir.cd( ".." );
+    fileview->setDirectory( dir );
+}
+
+void FileMainWindow::newFolder()
+{
+    fileview->newDirectory();
+}
+
+void FileMainWindow::changePath( const TQString &path )
+{
+    if ( TQFileInfo( path ).exists() )
+        fileview->setDirectory( path );
+    else
+        setPathCombo();
+}
+
+void FileMainWindow::enableUp()
+{
+    upButton->setEnabled( TRUE );
+}
+
+void FileMainWindow::disableUp()
+{
+    upButton->setEnabled( FALSE );
+}
+
+void FileMainWindow::enableMkdir()
+{
+    mkdirButton->setEnabled( TRUE );
+}
+
+void FileMainWindow::disableMkdir()
+{
+    mkdirButton->setEnabled( FALSE );
+}
+
+ +

+

Main: +

/****************************************************************************
+** $Id: qt/main.cpp   3.3.8   edited Jan 11 14:37 $
+**
+** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
+**
+** This file is part of an example program for TQt.  This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include "mainwindow.h"
+#include "qfileiconview.h"
+
+#include <qapplication.h>
+
+
+int main( int argc, char **argv )
+{
+    TQApplication a( argc, argv );
+
+    FileMainWindow mw;
+    mw.resize( 680, 480 );
+    a.setMainWidget( &mw );
+    mw.fileView()->setDirectory( "/" );
+    mw.show();
+    return a.exec();
+}
+
+ +

See also Examples. + + +

+ +
Copyright © 2007 +TrolltechTrademarks +
TQt 3.3.8
+
+ -- cgit v1.2.3