klineeditdlg.cpp Source File (kdeui Library)

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# klineeditdlg.cpp

    00001 /* This file is part of the KDE libraries
    00002    Copyright (C) 1999 Preston Brown <pbrown@kde.org>
    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., 59 Temple Place - Suite 330,
    00017    Boston, MA 02111-1307, USA.
    00018 */
    00019 #include <config.h>
    00020
    00021 #include <qvalidator.h>
    00022 #include <qpushbutton.h>
    00023 #include <qlineedit.h>
    00024 #include <qlabel.h>
    00025 #include <qlayout.h>
    00026 #undef Unsorted // Required for --enable-final (qdir.h)
    00027 #include <qfiledialog.h>
    00028
    00029 #include <kbuttonbox.h>
    00030 #include <klocale.h>
    00031 #include <kapplication.h>
    00032 #include <klineedit.h>
    00033 #include <kstdguiitem.h>
    00034
    00035 #include "klineeditdlg.h"
    00036
    00037 KLineEditDlg::KLineEditDlg( const QString&_text, const QString& _value,
    00038                             QWidget *parent )
    00039   : KDialogBase( Plain, QString::null, Ok|Cancel|User1, Ok, parent, 0L, true,
    00040                  true, KStdGuiItem::clear() )
    00041 {
    00042   QVBoxLayout *topLayout = new QVBoxLayout( plainPage(), 0, spacingHint() );
    00043   QLabel *label = new QLabel(_text, plainPage() );
    00044   topLayout->addWidget( label, 1 );
    00045
    00046   edit = new KLineEdit( plainPage(), 0L );
    00047   edit->setMinimumWidth(edit->sizeHint().width() * 3);
    00048   label->setBuddy(edit);  // please "scheck" style
    00049   //  connect( edit, SIGNAL(returnPressed()), SLOT(accept()) );
    00050   connect( edit, SIGNAL(textChanged(const QString&)),
    00051            SLOT(slotTextChanged(const QString&)) );
    00052   topLayout->addWidget( edit, 1 );
    00053
    00054   connect( this, SIGNAL(user1Clicked()), this, SLOT(slotClear()) );
    00055   edit->setText( _value );
    00056   if ( _value.isEmpty() )
    00057   {
    00058       enableButtonOK( false );
    00059       enableButton(KDialogBase::User1, false);
    00060   }
    00061   edit->setSelection(0, edit->text().length());
    00062   edit->setFocus();
    00063 }
    00064
    00065
    00066
    00067 #if 0
    00068 KLineEditDlg::KLineEditDlg( const QString&_text, const QString& _value,
    00069                             QWidget *parent, bool _file_mode )
    00070     : QDialog( parent, 0L, true )
    00071 {
    00072   QGridLayout *layout = new QGridLayout(this, 4, 3, 10);
    00073
    00074   QLabel *label = new QLabel(_text, this);
    00075   layout->addWidget(label, 0, 0, AlignLeft);
    00076
    00077   edit = new KLineEdit( this, 0L );
    00078   edit->setMinimumWidth(edit->sizeHint().width() * 3);
    00079   connect( edit, SIGNAL(returnPressed()), SLOT(accept()) );
    00080
    00081   if ( _file_mode ) {
    00082     completion = new KURLCompletion();
    00083         edit->setCompletionObject( completion );
    00084         edit->setAutoDeleteCompletionObject( true );
    00085   } else
    00086     completion = 0L;
    00087
    00088   layout->addMultiCellWidget(edit, 1, 1, 0, _file_mode ? 1 : 2);
    00089   layout->setColStretch(1, 1);
    00090
    00091   if (_file_mode) {
    00092     QPushButton *browse = new QPushButton(i18n("&Browse..."), this);
    00093     layout->addWidget(browse, 1, 2, AlignCenter);
    00094     connect(browse, SIGNAL(clicked()),
    00095             SLOT(slotBrowse()));
    00096   }
    00097
    00098   QFrame *hLine = new QFrame(this);
    00099   hLine->setFrameStyle(QFrame::Sunken|QFrame::HLine);
    00100   layout->addMultiCellWidget(hLine, 2, 2, 0, 2);
    00101
    00102   KButtonBox *bBox = new KButtonBox(this);
    00103   layout->addMultiCellWidget(bBox, 3, 3, 0, 2);
    00104
    00105   QPushButton *ok = bBox->addButton(i18n("&OK"));
    00106   ok->setDefault(true);
    00107   connect( ok, SIGNAL(clicked()), SLOT(accept()));
    00108
    00109   bBox->addStretch(1);
    00110
    00111   QPushButton *clear = bBox->addButton(i18n("C&lear"));
    00112   connect( clear, SIGNAL(clicked()), SLOT(slotClear()));
    00113
    00114   bBox->addStretch(1);
    00115
    00116   QPushButton *cancel = bBox->addButton(i18n("&Cancel"));
    00117   connect( cancel, SIGNAL(clicked()), SLOT(reject()));
    00118
    00119   bBox->layout();
    00120
    00121   layout->activate();
    00122
    00123   edit->setText( _value );
    00124   edit->setSelection(0, edit->text().length());
    00125   edit->setFocus();
    00126 }
    00127 #endif
    00128
    00129
    00130 KLineEditDlg::~KLineEditDlg()
    00131 {
    00132 }
    00133
    00134 void KLineEditDlg::slotClear()
    00135 {
    00136     edit->setText(QString::null);
    00137 }
    00138
    00139 void KLineEditDlg::slotTextChanged(const QString &text)
    00140 {
    00141   bool on;
    00142   if ( edit->validator() ) {
    00143     QString str = edit->text();
    00144     int index = edit->cursorPosition();
    00145     on = ( edit->validator()->validate( str, index )
    00146            == QValidator::Acceptable );
    00147   } else {
    00148     on = !text.isEmpty();
    00149   }
    00150   enableButtonOK( on );
    00151   enableButton(KDialogBase::User1, text.length());
    00152 }
    00153
    00154 QString KLineEditDlg::text() const
    00155 {
    00156     return edit->text();
    00157 }
    00158
    00159 QString KLineEditDlg::getText(const QString &_text, const QString& _value,
    00160                               bool *ok, QWidget *parent, QValidator *_validator )
    00161 {
    00162     KLineEditDlg dlg(_text, _value, parent );
    00163     dlg.lineEdit()->setValidator( _validator );
    00164     dlg.slotTextChanged( _value ); // trigger validation
    00165
    00166     bool ok_ = dlg.exec() == QDialog::Accepted;
    00167     if ( ok )
    00168         *ok = ok_;
    00169     if ( ok_ )
    00170         return dlg.text();
    00171     return QString::null;
    00172 }
    00173
    00174 QString KLineEditDlg::getText(const QString &_caption, const QString &_text,
    00175                               const QString& _value,
    00176                               bool *ok, QWidget *parent, QValidator *_validator )
    00177 {
    00178     KLineEditDlg dlg( _text, _value, parent );
    00179     dlg.setCaption( _caption );
    00180     dlg.lineEdit()->setValidator( _validator );
    00181     dlg.slotTextChanged( _value ); // trigger validation
    00182
    00183     bool ok_ = dlg.exec() == QDialog::Accepted;
    00184     if ( ok )
    00185         *ok = ok_;
    00186     if ( ok_ )
    00187         return dlg.text();
    00188     return QString::null;
    00189 }
    00190
    00191 void KLineEditDlg::virtual_hook( int id, void* data )
    00192 { KDialogBase::virtual_hook( id, data ); }
    00193
    00194 #include "klineeditdlg.moc"

This file is part of the documentation for kdelibs Version 3.1.5.
Documentation copyright © 1996-2002 the KDE developers.
Generated on Wed Jan 28 12:57:08 2004 by doxygen 1.3.4 written by Dimitri van Heesch, © 1997-2001