Added KDE3 version of Tellico

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/tellico@1097620 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 143 insertions, 0 deletions

diff --git a/src/gui/numberfieldwidget.cpp b/src/gui/numberfieldwidget.cpp
new file mode 100644
index 0000000..027b1e9
--- /dev/null
+++ b/src/gui/numberfieldwidget.cpp
@@ -0,0 +1,143 @@
+/***************************************************************************
+    copyright            : (C) 2005-2006 by Robby Stephenson
+    email                : [email protected]
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of version 2 of the GNU General Public License as  *
+ *   published by the Free Software Foundation;                            *
+ *                                                                         *
+ ***************************************************************************/
+
+#include "numberfieldwidget.h"
+#include "datewidget.h"
+#include "../field.h"
+
+#include <klineedit.h>
+
+#include <qlayout.h>
+#include <qvalidator.h>
+
+using Tellico::GUI::NumberFieldWidget;
+
+NumberFieldWidget::NumberFieldWidget(Data::FieldPtr field_, QWidget* parent_, const char* name_/*=0*/)
+    : FieldWidget(field_, parent_, name_), m_lineEdit(0), m_spinBox(0) {
+
+  if(field_->flags() & Data::Field::AllowMultiple) {
+    initLineEdit();
+  } else {
+    initSpinBox();
+  }
+
+  registerWidget();
+}
+
+void NumberFieldWidget::initLineEdit() {
+  m_lineEdit = new KLineEdit(this);
+  connect(m_lineEdit, SIGNAL(textChanged(const QString&)), SIGNAL(modified()));
+  // connect(kl, SIGNAL(returnPressed(const QString&)), this, SLOT(slotHandleReturn()));
+
+  // regexp is any number of digits followed optionally by any number of
+  // groups of a semi-colon followed optionally by a space, followed by digits
+  QRegExp rx(QString::fromLatin1("-?\\d*(; ?-?\\d*)*"));
+  m_lineEdit->setValidator(new QRegExpValidator(rx, this));
+}
+
+void NumberFieldWidget::initSpinBox() {
+  // intentionally allow only positive numbers
+  m_spinBox = new GUI::SpinBox(-1, INT_MAX, this);
+  connect(m_spinBox, SIGNAL(valueChanged(int)), SIGNAL(modified()));
+  // QSpinBox doesn't emit valueChanged if you edit the value with
+  // the lineEdit until you change the keyboard focus
+  connect(m_spinBox->child("qt_spinbox_edit"), SIGNAL(textChanged(const QString&)), SIGNAL(modified()));
+  // I want to allow no value, so set space as special text. Empty text is ignored
+  m_spinBox->setSpecialValueText(QChar(' '));
+}
+
+QString NumberFieldWidget::text() const {
+  if(isSpinBox()) {
+    // minValue = special empty text
+    if(m_spinBox->value() > m_spinBox->minValue()) {
+      return QString::number(m_spinBox->value());
+    }
+    return QString();
+  }
+
+  QString text = m_lineEdit->text();
+  if(field()->flags() & Data::Field::AllowMultiple) {
+    text.replace(s_semiColon, QString::fromLatin1("; "));
+  }
+  return text.simplifyWhiteSpace();
+}
+
+void NumberFieldWidget::setText(const QString& text_) {
+  blockSignals(true);
+
+  if(isSpinBox()) {
+    bool ok;
+    int n = text_.toInt(&ok);
+    if(ok) {
+      // did just allow positive
+      if(n < 0) {
+        m_spinBox->setMinValue(INT_MIN+1);
+      }
+      m_spinBox->blockSignals(true);
+      m_spinBox->setValue(n);
+      m_spinBox->blockSignals(false);
+    }
+  } else {
+    m_lineEdit->blockSignals(true);
+    m_lineEdit->setText(text_);
+    m_lineEdit->blockSignals(false);
+  }
+
+  blockSignals(false);
+}
+
+void NumberFieldWidget::clear() {
+  if(isSpinBox()) {
+    // show empty special value text
+    m_spinBox->setValue(m_spinBox->minValue());
+  } else {
+    m_lineEdit->clear();
+  }
+  editMultiple(false);
+}
+
+void NumberFieldWidget::updateFieldHook(Data::FieldPtr, Data::FieldPtr newField_) {
+  bool wasLineEdit = !isSpinBox();
+  bool nowLineEdit = newField_->flags() & Data::Field::AllowMultiple;
+
+  if(wasLineEdit == nowLineEdit) {
+    return;
+  }
+
+  QString value = text();
+  if(wasLineEdit && !nowLineEdit) {
+    layout()->remove(m_lineEdit);
+    delete m_lineEdit;
+    m_lineEdit = 0;
+    initSpinBox();
+  } else if(!wasLineEdit && nowLineEdit) {
+    layout()->remove(m_spinBox);
+    delete m_spinBox;
+    m_spinBox = 0;
+    initLineEdit();
+  }
+
+  // should really be FIELD_EDIT_WIDGET_INDEX from fieldwidget.cpp
+  static_cast<QBoxLayout*>(layout())->insertWidget(2, widget(), 1 /*stretch*/);
+  widget()->show();
+  setText(value);
+}
+
+QWidget* NumberFieldWidget::widget() {
+  if(isSpinBox()) {
+    return m_spinBox;
+  }
+  return m_lineEdit;
+}
+
+#include "numberfieldwidget.moc"