diff options
Diffstat (limited to 'kexi/plugins/forms/widgets/kexidbtextedit.cpp')
| -rw-r--r-- | kexi/plugins/forms/widgets/kexidbtextedit.cpp | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/kexi/plugins/forms/widgets/kexidbtextedit.cpp b/kexi/plugins/forms/widgets/kexidbtextedit.cpp new file mode 100644 index 00000000..8541fc01 --- /dev/null +++ b/kexi/plugins/forms/widgets/kexidbtextedit.cpp @@ -0,0 +1,209 @@ +/* This file is part of the KDE project + Copyright (C) 2005 Cedric Pasteur <cedric.pasteur@free.fr> + Copyright (C) 2004-2006 Jaroslaw Staniek <js@iidea.pl> + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this program; see the file COPYING. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. +*/ + +#include "kexidbtextedit.h" +#include "kexidblineedit.h" +#include <kexidb/queryschema.h> + +#include <kapplication.h> +#include <kstdaccel.h> +#include <kdebug.h> + +#include <qpainter.h> + +KexiDBTextEdit::KexiDBTextEdit(QWidget *parent, const char *name) + : KTextEdit(parent, name) + , KexiDBTextWidgetInterface() + , KexiFormDataItemInterface() + , m_menuExtender(this, this) + , m_slotTextChanged_enabled(true) +{ + connect(this, SIGNAL(textChanged()), this, SLOT(slotTextChanged())); + installEventFilter(this); +} + +KexiDBTextEdit::~KexiDBTextEdit() +{ +} + +void KexiDBTextEdit::setInvalidState( const QString& displayText ) +{ + setReadOnly(true); +//! @todo move this to KexiDataItemInterface::setInvalidStateInternal() ? + if (focusPolicy() & TabFocus) + setFocusPolicy(QWidget::ClickFocus); + KTextEdit::setText(displayText); +} + +void KexiDBTextEdit::setValueInternal(const QVariant& add, bool removeOld) +{ + if (m_columnInfo && m_columnInfo->field->type()==KexiDB::Field::Boolean) { +//! @todo temporary solution for booleans! + KTextEdit::setText( add.toBool() ? "1" : "0" ); + } + else { + if (removeOld) + KTextEdit::setText( add.toString() ); + else + KTextEdit::setText( m_origValue.toString() + add.toString() ); + } +} + +QVariant KexiDBTextEdit::value() +{ + return text(); +} + +void KexiDBTextEdit::slotTextChanged() +{ + if (!m_slotTextChanged_enabled) + return; + signalValueChanged(); +} + +bool KexiDBTextEdit::valueIsNull() +{ + return text().isNull(); +} + +bool KexiDBTextEdit::valueIsEmpty() +{ + return text().isEmpty(); +} + +bool KexiDBTextEdit::isReadOnly() const +{ + return KTextEdit::isReadOnly(); +} + +void KexiDBTextEdit::setReadOnly( bool readOnly ) +{ + KTextEdit::setReadOnly( readOnly ); + QPalette p = palette(); + QColor c(readOnly ? lighterGrayBackgroundColor(kapp->palette()) : p.color(QPalette::Normal, QColorGroup::Base)); + setPaper( c ); + p.setColor(QColorGroup::Base, c); + p.setColor(QColorGroup::Background, c); + setPalette( p ); +} + +void KexiDBTextEdit::setText( const QString & text, const QString & context ) +{ + KTextEdit::setText(text, context); +} + +QWidget* KexiDBTextEdit::widget() +{ + return this; +} + +bool KexiDBTextEdit::cursorAtStart() +{ + int para, index; + getCursorPosition ( ¶, &index ); + return para==0 && index==0; +} + +bool KexiDBTextEdit::cursorAtEnd() +{ + int para, index; + getCursorPosition ( ¶, &index ); + return (paragraphs()-1)==para && (paragraphLength(paragraphs()-1)-1)==index; +} + +void KexiDBTextEdit::clear() +{ + setText(QString::null, QString::null); +} + +void KexiDBTextEdit::setColumnInfo(KexiDB::QueryColumnInfo* cinfo) +{ + KexiFormDataItemInterface::setColumnInfo(cinfo); + if (!cinfo) + return; + KexiDBTextWidgetInterface::setColumnInfo(m_columnInfo, this); +} + +void KexiDBTextEdit::paintEvent ( QPaintEvent *pe ) +{ + KTextEdit::paintEvent( pe ); + QPainter p(this); + KexiDBTextWidgetInterface::paint( this, &p, text().isEmpty(), alignment(), hasFocus() ); +} + +QPopupMenu * KexiDBTextEdit::createPopupMenu(const QPoint & pos) +{ + QPopupMenu *contextMenu = KTextEdit::createPopupMenu(pos); + m_menuExtender.createTitle(contextMenu); + return contextMenu; +} + +void KexiDBTextEdit::undo() +{ + cancelEditor(); +} + +void KexiDBTextEdit::setDisplayDefaultValue(QWidget* widget, bool displayDefaultValue) +{ + KexiFormDataItemInterface::setDisplayDefaultValue(widget, displayDefaultValue); + // initialize display parameters for default / entered value + KexiDisplayUtils::DisplayParameters * const params + = displayDefaultValue ? m_displayParametersForDefaultValue : m_displayParametersForEnteredValue; + QPalette pal(palette()); + pal.setColor(QPalette::Active, QColorGroup::Text, params->textColor); + setPalette(pal); + setFont(params->font); +//! @todo support rich text... +/* m_slotTextChanged_enabled = false; + //for rich text... + const QString origText( text() ); + KTextEdit::setText(QString::null); + setCurrentFont(params->font); + setColor(params->textColor); + KTextEdit::setText(origText); + m_slotTextChanged_enabled = true;*/ +} + +void KexiDBTextEdit::moveCursorToEnd() +{ + KTextEdit::setCursorPosition(paragraphs()-1, paragraphLength( paragraphs()-1 )); +} + +void KexiDBTextEdit::moveCursorToStart() +{ + KTextEdit::setCursorPosition(0 /*para*/, 0 /*index*/); +} + +void KexiDBTextEdit::selectAll() +{ + KTextEdit::selectAll(); +} + +void KexiDBTextEdit::keyPressEvent( QKeyEvent *ke ) +{ + // for instance, Windows uses Ctrl+Tab for moving between tabs, so do not steal this shortcut + if (KStdAccel::tabNext().contains( KKey(ke) ) || KStdAccel::tabPrev().contains( KKey(ke) )) { + ke->ignore(); + return; + } + KTextEdit::keyPressEvent(ke); +} + +#include "kexidbtextedit.moc" |