Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeutils@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 157 insertions, 0 deletions

diff --git a/kregexpeditor/textwidget.cpp b/kregexpeditor/textwidget.cpp
new file mode 100644
index 0000000..c36d1a8
--- /dev/null
+++ b/kregexpeditor/textwidget.cpp
@@ -0,0 +1,157 @@
+/*
+ *  Copyright (c) 2002-2003 Jesper K. Pedersen <blackie@kde.org>
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License version 2 as published by the Free Software Foundation.
+ *
+ *  This library 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 library; see the file COPYING.LIB.  If not, write to
+ *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA 02110-1301, USA.
+ **/
+#ifndef QT_ONLY
+  #include "textwidget.moc"
+#endif
+
+#include "textwidget.h"
+#include "textregexp.h"
+#include "selectablelineedit.h"
+#include <qlayout.h>
+
+TextWidget::TextWidget(RegExpEditorWindow* editorWindow, QWidget *parent,
+                       const char *name)
+  :RegExpWidget(editorWindow, parent, name)
+{
+  init( QString::fromLocal8Bit("") );
+}
+
+TextWidget::TextWidget( TextRegExp* regexp,  RegExpEditorWindow* editorWindow,
+            QWidget* parent, const char* name )
+  : RegExpWidget( editorWindow, parent, name )
+{
+  init(regexp->text());
+}
+
+void TextWidget::init( const QString& txt )
+{
+  QHBoxLayout *lay = new QHBoxLayout(this);
+  _edit = new SelectableLineEdit( this, this, "TextWidget::edit" );
+  _edit->setDragEnabled( false ); //otherwise QLineEdit::mouseMoveEvent will set the cursor over and over again.
+  lay->addWidget(_edit);
+
+  _edit->setText( txt );
+
+  connect( _edit, SIGNAL( parentPleaseUpdate() ), this, SLOT(slotUpdate()) );
+  setFocusProxy( _edit );
+  _edit->installEventFilter( this );
+  connect( _edit, SIGNAL( textChanged( const QString & ) ), _editorWindow, SLOT( emitChange() ) );
+}
+
+
+void TextWidget::slotUpdate()
+{
+  // I need to force the parent to repaint, as the size change of this
+  // widget may not be enough for the parent to change size, and in that
+  // case the parent would not repaint, and the text widget would not be
+  // resized.
+  QWidget *p = static_cast<QWidget*>(parent());
+  if (p)
+    p->repaint();
+  _editorWindow->updateContent( this );
+}
+
+QSize TextWidget::sizeHint() const
+{
+  return _edit->sizeHint();
+}
+
+void TextWidget::paintEvent( QPaintEvent *e)
+{
+  RegExpWidget::paintEvent(e);
+}
+
+void TextWidget::selectWidget( bool sel )
+{
+    _edit->setSelected( sel );
+}
+
+bool TextWidget::updateSelection(bool parentSelected)
+{
+  bool changed = RegExpWidget::updateSelection( parentSelected );
+
+  // I need to call this function all the time, else the rubber band will
+  // not be correctly deleted in the line edit.
+  _edit->setSelected( _isSelected );
+  return changed;
+}
+void TextWidget::updateAll()
+{
+  _edit->update();
+  update();
+}
+
+void TextWidget::clearSelection()
+{
+  _isSelected = false;
+  _edit->setSelected( false );
+}
+
+RegExp* TextWidget::regExp() const
+{
+	return new TextRegExp( isSelected(), _edit->text() );
+}
+
+bool TextWidget::eventFilter( QObject*, QEvent* event)
+{
+    // This is an event filter (in contrast to methods in SelectableLineEdit),
+    // otherwise lots of functions would need to be exported from TextWidget.
+    if ( event->type() == QEvent::MouseButtonRelease ) {
+        if ( _editorWindow->isInserting() ) {
+            if ( acceptWidgetInsert( _editorWindow->insertType() ) ) {
+                mouseReleaseEvent( static_cast<QMouseEvent*>(event) );
+            }
+            return true;
+        }
+    }
+    else if ( event->type() == QEvent::MouseButtonPress ) {
+        if ( _editorWindow->isInserting() ) {
+            return true;
+        }
+        else  if ( isSelected() ) {
+            QMouseEvent* e = static_cast<QMouseEvent*>( event );
+            QMouseEvent ev( event->type(), mapTo(_editorWindow, e->pos()),
+                            e->button(), e->state());
+            QApplication::sendEvent( _editorWindow, &ev );
+            return true;
+        }
+    }
+
+    else if ( event->type() == QEvent::Enter ) {
+        if ( _editorWindow->isInserting() ) {
+            if ( acceptWidgetInsert( _editorWindow->insertType() ) ) {
+                _edit->setCursor(crossCursor);
+            }
+            else {
+                _edit->setCursor(forbiddenCursor);
+            }
+        }
+        else if (  isSelected() ) {
+            _edit->setCursor( arrowCursor );
+        }
+        else {
+            _edit->setCursor( ibeamCursor );
+        }
+    }
+    else if ( event->type() == QEvent::MouseButtonDblClick &&  _editorWindow->isInserting() ) {
+        return true;
+    }
+    return false;
+}
+
+