kexi

kexicsvwidgets.cpp

00001 /* This file is part of the KDE project
00002    Copyright (C) 2005 Jaroslaw Staniek <js@iidea.pl>
00003 
00004    This library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Library General Public
00006    License as published by the Free Software Foundation; either
00007    version 2 of the License, or (at your option) any later version.
00008 
00009    This library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Library General Public License for more details.
00013 
00014    You should have received a copy of the GNU Library General Public License
00015    along with this library; see the file COPYING.LIB.  If not, write to
00016    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017  * Boston, MA 02110-1301, USA.
00018 */
00019 
00020 #include "kexicsvwidgets.h"
00021 
00022 #include <qdir.h>
00023 #include <qlabel.h>
00024 #include <qlayout.h>
00025 
00026 #include <klocale.h>
00027 #include <klineedit.h>
00028 #include <kdialogbase.h>
00029 #include <kactivelabel.h>
00030 #include <kiconloader.h>
00031 #include <kmimetype.h>
00032 
00033 #define KEXICSV_OTHER_DELIMITER_INDEX 4
00034 
00035 KexiCSVDelimiterWidget::KexiCSVDelimiterWidget( bool lineEditOnBottom, QWidget * parent )
00036  : QWidget(parent, "KexiCSVDelimiterWidget")
00037  , m_availableDelimiters(KEXICSV_OTHER_DELIMITER_INDEX)
00038 
00039 {
00040     QBoxLayout *lyr = 
00041         lineEditOnBottom ? 
00042         (QBoxLayout *)new QVBoxLayout( this, 0, KDialogBase::spacingHint() )
00043         : (QBoxLayout *)new QHBoxLayout( this, 0, KDialogBase::spacingHint() );
00044 
00045     m_availableDelimiters[0]=KEXICSV_DEFAULT_FILE_DELIMITER;
00046     m_availableDelimiters[1]=";";
00047     m_availableDelimiters[2]="\t";
00048     m_availableDelimiters[3]=" ";
00049 
00050     m_combo = new KComboBox(this, "KexiCSVDelimiterComboBox");
00051     m_combo->insertItem( i18n("Comma \",\"") ); //<-- KEXICSV_DEFAULT_FILE_DELIMITER
00052     m_combo->insertItem( i18n( "Semicolon \";\"" ) );
00053     m_combo->insertItem( i18n( "Tabulator" ) );
00054     m_combo->insertItem( i18n( "Space \" \"" ) );
00055     m_combo->insertItem( i18n( "Other" ) );
00056     lyr->addWidget(m_combo);
00057     setFocusProxy(m_combo);
00058 
00059     m_delimiterEdit = new KLineEdit( this, "m_delimiterEdit" );
00060 //  m_delimiterEdit->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)0, (QSizePolicy::SizeType)0, 0, 0, m_delimiterEdit->sizePolicy().hasHeightForWidth() ) );
00061     m_delimiterEdit->setMaximumSize( QSize( 30, 32767 ) );
00062     m_delimiterEdit->setMaxLength(1);
00063     lyr->addWidget( m_delimiterEdit );
00064     if (!lineEditOnBottom)
00065         lyr->addStretch(2);
00066 
00067     slotDelimiterChangedInternal(KEXICSV_DEFAULT_FILE_DELIMITER_INDEX); //this will init m_delimiter
00068     connect(m_combo, SIGNAL(activated(int)),
00069       this, SLOT(slotDelimiterChanged(int)));
00070     connect(m_delimiterEdit, SIGNAL(returnPressed()),
00071       this, SLOT(slotDelimiterLineEditReturnPressed()));
00072     connect(m_delimiterEdit, SIGNAL(textChanged( const QString & )),
00073       this, SLOT(slotDelimiterLineEditTextChanged( const QString & ) ));
00074 }
00075 
00076 void KexiCSVDelimiterWidget::slotDelimiterChanged(int index)
00077 {
00078     slotDelimiterChangedInternal(index);
00079     if (index==KEXICSV_OTHER_DELIMITER_INDEX)
00080         m_delimiterEdit->setFocus();
00081 }
00082 
00083 void KexiCSVDelimiterWidget::slotDelimiterChangedInternal(int index)
00084 {
00085     bool changed = false;
00086     if (index > KEXICSV_OTHER_DELIMITER_INDEX)
00087         return;
00088     else if (index == KEXICSV_OTHER_DELIMITER_INDEX) {
00089         changed = m_delimiter != m_delimiterEdit->text();
00090         m_delimiter = m_delimiterEdit->text();
00091     }
00092     else {
00093         changed = m_delimiter != m_availableDelimiters[index];
00094         m_delimiter = m_availableDelimiters[index];
00095     }
00096     m_delimiterEdit->setEnabled(index == KEXICSV_OTHER_DELIMITER_INDEX);
00097     if (changed)
00098         emit delimiterChanged(m_delimiter);
00099 }
00100 
00101 void KexiCSVDelimiterWidget::slotDelimiterLineEditReturnPressed()
00102 {
00103     if (m_combo->currentItem() != KEXICSV_OTHER_DELIMITER_INDEX)
00104         return;
00105     slotDelimiterChangedInternal(KEXICSV_OTHER_DELIMITER_INDEX);
00106 }
00107 
00108 void KexiCSVDelimiterWidget::slotDelimiterLineEditTextChanged( const QString & )
00109 {
00110     slotDelimiterChangedInternal(KEXICSV_OTHER_DELIMITER_INDEX);
00111 }
00112 
00113 void KexiCSVDelimiterWidget::setDelimiter(const QString& delimiter)
00114 {
00115     QValueVector<QString>::ConstIterator it = m_availableDelimiters.constBegin();
00116     int index = 0;
00117     for (; it != m_availableDelimiters.constEnd(); ++it, index++) {
00118         if (*it == delimiter) {
00119             m_combo->setCurrentItem(index);
00120             slotDelimiterChangedInternal(index);
00121             return;
00122         }
00123     }
00124     //else: set other (custom) delimiter
00125     m_delimiterEdit->setText(delimiter);
00126     m_combo->setCurrentItem(KEXICSV_OTHER_DELIMITER_INDEX);
00127     slotDelimiterChangedInternal(KEXICSV_OTHER_DELIMITER_INDEX);
00128 }
00129 
00130 //----------------------------------------------------
00131 
00132 KexiCSVTextQuoteComboBox::KexiCSVTextQuoteComboBox( QWidget * parent )
00133  : KComboBox(parent, "KexiCSVTextQuoteComboBox")
00134 {
00135     insertItem( "\"" );
00136     insertItem( "'" );
00137     insertItem( i18n( "None" ) );
00138 }
00139 
00140 QString KexiCSVTextQuoteComboBox::textQuote() const
00141 {
00142     if (currentItem()==2)
00143         return QString::null;
00144     return currentText();
00145 }
00146 
00147 void KexiCSVTextQuoteComboBox::setTextQuote(const QString& textQuote)
00148 {
00149     if (textQuote=="\"" || textQuote=="'")
00150         setCurrentText(textQuote);
00151     else if (textQuote.isEmpty())
00152         setCurrentText(i18n( "None" ));
00153 }
00154 
00155 //----------------------------------------------------
00156 
00157 KexiCSVInfoLabel::KexiCSVInfoLabel( const QString& labelText, QWidget* parent )
00158  : QWidget(parent, "KexiCSVInfoLabel")
00159 {
00160     QVBoxLayout *vbox = new QVBoxLayout( this, 0, KDialogBase::spacingHint() );
00161     QHBoxLayout *hbox = new QHBoxLayout( this );
00162     vbox->addLayout(hbox);
00163     m_leftLabel = new QLabel(labelText, this);
00164     m_leftLabel->setMinimumWidth(130);
00165     m_leftLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred);
00166     m_leftLabel->setAlignment(Qt::AlignVCenter | Qt::AlignLeft | Qt::WordBreak);
00167     hbox->addWidget(m_leftLabel);
00168     m_iconLbl = new QLabel(this);
00169     m_iconLbl->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred);
00170     m_iconLbl->setAlignment(Qt::AlignVCenter | Qt::AlignLeft);
00171     m_fnameLbl = new KActiveLabel(this);
00172     m_fnameLbl->setFocusPolicy(NoFocus);
00173     m_fnameLbl->setTextFormat(Qt::PlainText);
00174     m_fnameLbl->setSizePolicy(QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding,1,0));
00175     m_fnameLbl->setLineWidth(1);
00176     m_fnameLbl->setFrameStyle(QFrame::Box);
00177     m_fnameLbl->setAlignment(Qt::AlignVCenter | Qt::AlignLeft | Qt::WordBreak);
00178     hbox->addSpacing(5);
00179     hbox->addWidget(m_iconLbl);
00180     hbox->addWidget(m_fnameLbl, 1, Qt::AlignVCenter | Qt::AlignLeft | Qt::WordBreak);
00181     hbox->addSpacing(10);
00182     m_commentLbl = new KActiveLabel(this);
00183     m_commentLbl->setFocusPolicy(NoFocus);
00184     m_commentLbl->setTextFormat(Qt::PlainText);
00185     m_commentLbl->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
00186     m_commentLbl->setLineWidth(1);
00187     m_commentLbl->setFrameStyle(QFrame::Box);
00188     m_commentLbl->setAlignment(Qt::AlignVCenter | Qt::AlignLeft | Qt::WordBreak);
00189     hbox->addWidget(m_commentLbl, 0, Qt::AlignVCenter | Qt::AlignRight | Qt::WordBreak);
00190 
00191     m_separator = new QFrame(this);
00192     m_separator->setFrameShape(QFrame::HLine);
00193     m_separator->setFrameShadow(QFrame::Sunken);
00194     vbox->addWidget(m_separator);
00195 }
00196 
00197 void KexiCSVInfoLabel::setFileName( const QString& fileName )
00198 {
00199     m_fnameLbl->setText( QDir::convertSeparators(fileName) );
00200     if (!fileName.isEmpty()) {
00201         m_iconLbl->setPixmap( 
00202             KMimeType::pixmapForURL(KURL::fromPathOrURL(fileName), 0, KIcon::Desktop) );
00203     }
00204 }
00205 
00206 void KexiCSVInfoLabel::setLabelText( const QString& text )
00207 {
00208     m_fnameLbl->setText( text );
00209 //  int lines = m_fnameLbl->lines();
00210 //  m_fnameLbl->setFixedHeight( 
00211 //      QFontMetrics(m_fnameLbl->currentFont()).height() * lines );
00212 }
00213 
00214 void KexiCSVInfoLabel::setIcon(const QString& iconName)
00215 {
00216     m_iconLbl->setPixmap( DesktopIcon(iconName) );
00217 }
00218 
00219 void KexiCSVInfoLabel::setCommentText( const QString& text )
00220 {
00221     m_commentLbl->setText(text);
00222 }
00223 
00224 //----------------------------------------------------
00225 
00226 QStringList csvMimeTypes()
00227 {
00228     QStringList mimetypes;
00229     mimetypes << "text/x-csv" << "text/plain" << "all/allfiles";
00230     return mimetypes;
00231 }
00232 
00233 #include "kexicsvwidgets.moc"
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