krsearchdialog.cpp

LINUX 下, 以 QT/KDE 写的档案管理员

/***************************************************************************
                                 krsearchdialog.cpp
                             -------------------
    copyright            : (C) 2001 by Shie Erlich & Rafi Yanai
    email                : [e-mail]
    web site		 : http://krusader.sourceforge.net
 ---------------------------------------------------------------------------
  Description
 ***************************************************************************

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                                                     S o u r c e    F i l e

 ***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

#include "../krusader.h"
#include "../defaults.h"
#include "../panelmanager.h"
#include "../VFS/vfs.h"
#include "../krusaderview.h"
#include "../Panel/listpanel.h"
#include "../Panel/panelfunc.h"
#include "../Dialogs/krdialogs.h"
#include "../VFS/virt_vfs.h"
#include "../KViewer/krviewer.h"
#include "krsearchmod.h"
#include "krsearchdialog.h"

#include <kinputdialog.h>
#include <qregexp.h>
#include <qfontmetrics.h>
#include <kmessagebox.h>
#include <kpopupmenu.h>
#include <qcursor.h>
#include <qclipboard.h>
#include <qheader.h>
#include <kurldrag.h>
#include <../kicons.h>

class SearchListView : public QListView
{
public:
  SearchListView( QWidget * parent, const char * name ) : QListView( parent, name )
  {
  }

  void startDrag() 
  {
    KURL::List urls;

    QListViewItem * item = firstChild();
    while( item )
    {
      if( item->isSelected() )
      {
         QString name = item->text(1);
         name += (name.endsWith( "/" ) ? item->text(0) : "/" + item->text(0) );
         urls.push_back( vfs::fromPathOrURL( name ) );
      }
      item = item->nextSibling();
    }

    if( urls.count() == 0 )
      return;

    KURLDrag *d = new KURLDrag(urls, this);
    d->setPixmap( FL_LOADICON( "file" ), QPoint( -7, 0 ) );
    d->dragCopy();
  }
};



KrSearchDialog *KrSearchDialog::SearchDialog = 0;

QString KrSearchDialog::lastSearchText = "*";
int KrSearchDialog::lastSearchType = 0;
bool KrSearchDialog::lastSearchForCase = false;
bool KrSearchDialog::lastRemoteContentSearch = false;
bool KrSearchDialog::lastContainsWholeWord = false;
bool KrSearchDialog::lastContainsWithCase = true;
bool KrSearchDialog::lastSearchInSubDirs = true;
bool KrSearchDialog::lastSearchInArchives = false;
bool KrSearchDialog::lastFollowSymLinks = false;

// class starts here /////////////////////////////////////////
KrSearchDialog::KrSearchDialog( QString profile, QWidget* parent,  const char* name, bool modal, WFlags fl )
                : QDialog( parent, name, modal, fl ), query(0), searcher(0)
{
  setCaption( i18n( "Krusader::Search" ) );

  QGridLayout* searchBaseLayout = new QGridLayout( this );
  searchBaseLayout->setSpacing( 6 );
  searchBaseLayout->setMargin( 11 );

  // creating the dialog buttons ( Search, Stop, Close )

  QHBoxLayout* buttonsLayout = new QHBoxLayout();
  buttonsLayout->setSpacing( 6 );
  buttonsLayout->setMargin( 0 );

  profileManager = new ProfileManager( "SearcherProfile", this, "profileManager" );
  buttonsLayout->addWidget( profileManager );

  QSpacerItem* spacer = new QSpacerItem( 20, 20, QSizePolicy::Expanding, QSizePolicy::Minimum );
  buttonsLayout->addItem( spacer );

  mainFeedToListBoxBtn = new QPushButton( this, "mainFeedToListBoxBtn" );
  mainFeedToListBoxBtn->setText( i18n( "Feed to listbox" ) );
  mainFeedToListBoxBtn->setEnabled(false);
  buttonsLayout->addWidget( mainFeedToListBoxBtn );

  mainSearchBtn = new QPushButton( this, "mainSearchBtn" );
  mainSearchBtn->setText( i18n( "Search" ) );
  mainSearchBtn->setDefault(true);
  buttonsLayout->addWidget( mainSearchBtn );

  mainStopBtn = new QPushButton( this, "mainStopBtn" );
  mainStopBtn->setEnabled( false );
  mainStopBtn->setText( i18n( "Stop" ) );
  buttonsLayout->addWidget( mainStopBtn );

  mainCloseBtn = new QPushButton( this, "mainCloseBtn" );
  mainCloseBtn->setText( i18n( "Close" ) );
  buttonsLayout->addWidget( mainCloseBtn );

  searchBaseLayout->addLayout( buttonsLayout, 1, 0 );

  // creating the searcher tabs

  searcherTabs = new QTabWidget( this, "searcherTabs" );

  filterTabs = FilterTabs::addTo( searcherTabs, FilterTabs::Default | FilterTabs::HasRemoteContentSearch );
  generalFilter = (GeneralFilter *)filterTabs->get( "GeneralFilter" );

  resultTab = new QWidget( searcherTabs, "resultTab" );
  resultLayout = new QGridLayout( resultTab );
  resultLayout->setSpacing( 6 );
  resultLayout->setMargin( 11 );

  // creating the result tab

  QHBoxLayout* resultLabelLayout = new QHBoxLayout();
  resultLabelLayout->setSpacing( 6 );
  resultLabelLayout->setMargin( 0 );

  foundLabel = new QLabel( resultTab, "foundLabel" );
  foundLabel->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)1, (QSizePolicy::SizeType)1, foundLabel->sizePolicy().hasHeightForWidth() ) );
  foundLabel->setFrameShape( QLabel::StyledPanel );
  foundLabel->setFrameShadow( QLabel::Sunken );
  foundLabel->setText( i18n( "Found 0 matches." ) );
  resultLabelLayout->addWidget( foundLabel );

  searchingLabel = new KSqueezedTextLabel( resultTab, "searchingLabel" );
  searchingLabel->setFrameShape( QLabel::StyledPanel );
  searchingLabel->setFrameShadow( QLabel::Sunken );
  searchingLabel->setText( "" );
  resultLabelLayout->addWidget( searchingLabel );

  resultLayout->addLayout( resultLabelLayout, 2, 0 );

  // creating the result list view

  resultsList = new SearchListView( resultTab, "resultsList" );
  resultsList->addColumn( i18n( "Name" ) );
  resultsList->addColumn( i18n( "Location" ) );
  resultsList->addColumn( i18n( "Size" ) );
  resultsList->addColumn( i18n( "Date" ) );
  resultsList->addColumn( i18n( "Permissions" ) );

  resultsList->setSorting(1); // sort by location
  resultsList->setSelectionMode( QListView::Extended );

  // fix the results list
  // => make the results font smaller
  QFont resultsFont(  resultsList->font() );
  resultsFont.setPointSize(resultsFont.pointSize()-1);
  resultsList->setFont(resultsFont);

  resultsList->setAllColumnsShowFocus(true);
  for (int i=0; i<5; ++i) // don't let it resize automatically
    resultsList->setColumnWidthMode(i, QListView::Manual);

  int i=QFontMetrics(resultsList->font()).width("W");
  int j=QFontMetrics(resultsList->font()).width("0");
  j=(i>j ? i : j);

  resultsList->setColumnWidth(0, krConfig->readNumEntry("Name Width", j*14) );
  resultsList->setColumnWidth(1, krConfig->readNumEntry("Path Width", j*25) );
  resultsList->setColumnWidth(2, krConfig->readNumEntry("Size Width", j*6) );
  resultsList->setColumnWidth(3, krConfig->readNumEntry("Date Width", j*7) );
  resultsList->setColumnWidth(4, krConfig->readNumEntry("Perm Width", j*7) );
  resultsList->setColumnAlignment( 2, AlignRight );

  resultsList->header()->setStretchEnabled( true, 1 );

  resultLayout->addWidget( resultsList, 0, 0 );

  QHBoxLayout* foundTextLayout = new QHBoxLayout();
  foundTextLayout->setSpacing( 6 );
  foundTextLayout->setMargin( 0 );
  
  QLabel *l1 = new QLabel(resultTab);
  l1->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)1, (QSizePolicy::SizeType)1, l1->sizePolicy().hasHeightForWidth() ) );
  l1->setFrameShape( QLabel::StyledPanel );
  l1->setFrameShadow( QLabel::Sunken );
  l1->setText(i18n("Text found:"));
  foundTextLayout->addWidget( l1 );

  foundTextLabel = new KrSqueezedTextLabel(resultTab);
  foundTextLabel->setFrameShape( QLabel::StyledPanel );
  foundTextLabel->setFrameShadow( QLabel::Sunken );
  foundTextLabel->setText("");
  foundTextLayout->addWidget( foundTextLabel );
  resultLayout->addLayout(foundTextLayout, 1, 0);
  
  searcherTabs->insertTab( resultTab, i18n( "&Results" ) );

  searchBaseLayout->addWidget( searcherTabs, 0, 0 );

  // signals and slots connections

  connect( mainSearchBtn, SIGNAL( clicked() ), this, SLOT( startSearch() ) );
  connect( mainStopBtn, SIGNAL( clicked() ), this, SLOT( stopSearch() ) );
  connect( resultsList, SIGNAL( returnPressed(QListViewItem*) ), this,
  	SLOT( resultDoubleClicked(QListViewItem*) ) );
  connect( resultsList, SIGNAL( doubleClicked(QListViewItem*) ), this,
  	SLOT( resultDoubleClicked(QListViewItem*) ) );
  connect( resultsList, SIGNAL( currentChanged(QListViewItem*) ), this,
  		SLOT( resultClicked(QListViewItem*) ) );
  connect( resultsList, SIGNAL( clicked(QListViewItem*) ), this,
  		SLOT( resultClicked(QListViewItem*) ) );
  connect( resultsList, SIGNAL( rightButtonClicked(QListViewItem*,const QPoint&,int) ), this, SLOT( rightClickMenu(QListViewItem*, const QPoint&, int) ) );
  connect( mainCloseBtn, SIGNAL( clicked() ), this, SLOT( closeDialog() ) );
  connect( mainFeedToListBoxBtn, SIGNAL( clicked() ), this, SLOT( feedToListBox() ) );

  connect( profileManager, SIGNAL( loadFromProfile( QString ) ), filterTabs, SLOT( loadFromProfile( QString ) ) );
  connect( profileManager, SIGNAL( saveToProfile( QString ) ), filterTabs, SLOT( saveToProfile( QString ) ) );

  // tab order

  setTabOrder( mainSearchBtn, mainCloseBtn );
  setTabOrder( mainCloseBtn, mainStopBtn );
  setTabOrder( mainStopBtn, searcherTabs );
  setTabOrder( searcherTabs, resultsList );

  krConfig->setGroup( "Search" );
  int sx = krConfig->readNumEntry( "Window Width",  -1 );
  int sy = krConfig->readNumEntry( "Window Height",  -1 );

  if( sx != -1 && sy != -1 )
    resize( sx, sy );

  if( krConfig->readBoolEntry( "Window Maximized",  false ) )
      showMaximized();
  else
      show();

  generalFilter->searchFor->setFocus();

  isSearching = closed = false;

  // finaly, load a profile of apply defaults:

  if ( profile.isEmpty() ) {
    // load the last used values
    generalFilter->searchFor->setEditText( lastSearchText );
    generalFilter->searchFor->lineEdit()->selectAll();
    generalFilter->ofType->setCurrentItem( lastSearchType );
    generalFilter->searchForCase->setChecked( lastSearchForCase );
    generalFilter->remoteContentSearch->setChecked( lastRemoteContentSearch );
    generalFilter->containsWholeWord->setChecked( lastContainsWholeWord );
    generalFilter->containsTextCase->setChecked( lastContainsWithCase );
    generalFilter->searchInDirs->setChecked( lastSearchInSubDirs );
    generalFilter->searchInArchives->setChecked( lastSearchInArchives );
    generalFilter->followLinks->setChecked( lastFollowSymLinks );
    // the path in the active panel should be the default search location
    generalFilter->searchIn->lineEdit()->setText( ACTIVE_PANEL->virtualPath().prettyURL() );
  }
  else
    profileManager->loadProfile( profile ); // important: call this _after_ you've connected profileManager ot the loadFromProfile!!
}

void KrSearchDialog::closeDialog( bool isAccept )
{
  // stop the search if it's on-going
  if (searcher!=0) {
    delete searcher;
    searcher = 0;
  }

  // saving the searcher state

  krConfig->setGroup( "Search" );

  krConfig->writeEntry("Window Width", sizeX );
  krConfig->writeEntry("Window Height", sizeY );
  krConfig->writeEntry("Window Maximized", isMaximized() );

  krConfig->writeEntry("Name Width",  resultsList->columnWidth( 0 ) );