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/kdenetwork@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 245 insertions, 0 deletions

diff --git a/ksirc/topic.cpp b/ksirc/topic.cpp
new file mode 100644
index 00000000..9e0d8f3e
--- /dev/null
+++ b/ksirc/topic.cpp
@@ -0,0 +1,245 @@
+/* This file is part of the KDE project
+   Copyright (C) 2001 Simon Hausmann <hausmann@kde.org>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the Artistic License.
+*/
+
+
+#include "topic.h"
+
+#include <qapplication.h>
+#include <qtimer.h>
+#include <qregexp.h>
+#include <qlayout.h>
+#include <qtextedit.h>
+#include <qtooltip.h>
+
+#include <kapplication.h>
+#include <kdebug.h>
+#include <klocale.h>
+#include <krun.h>
+#include <kpopupmenu.h>
+#include <kstringhandler.h>
+#include <kfiledialog.h>
+#include <kio/job.h>
+
+#include "ksopts.h"
+#include "ksparser.h"
+
+
+KSircTopic::KSircTopic( QWidget *parent, const char *name )
+    : KActiveLabel( parent, name )
+{
+    m_editor = 0;
+    m_doEdit = false;
+    m_height = 0;
+//    setBackgroundColor( colorGroup().light() );
+    setFrameStyle( QFrame::Panel | QFrame::Sunken );
+    setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ) );
+    setTextFormat( RichText );
+    setWordWrap(QTextEdit::NoWrap);
+    doResize();
+//    setAlignment( alignment() | WordBreak );
+}
+
+void KSircTopic::setText( const QString &_text)
+{
+    m_text = _text; /* save a raw copy for us */
+    QString text = _text;
+
+    QString richText( "<font color=\"%1\">" );
+    richText = richText.arg( ksopts->textColor.name() );
+
+    text.replace('&', "&amp;");
+    text.replace('<', "&lt;");
+    text.replace('>', "&gt;");
+
+    text.replace('~', "~~");
+
+    // ### a bit of a hack: turn '&lt;nick&gt; message' into
+    // <span>&lt;nick&gt;<span> message' . span itself isn't supported but it
+    // enforces the creation of separate item objects and hence separate
+    // drawing of '<nick>' and 'message' , which is needed for BiDi users,
+    // according to UV Kochavi <uv1st@yahoo.com> , to prevent output like
+    // '<nick message<' , which is supposedly a bug in Qt's reordering.  The
+    // same is done for [nick] and >nick< to catch queries.
+    QRegExp bidiRe( "^(&lt;\\S+&gt;)(.+)$" );
+    text.replace( bidiRe, QString::fromLatin1( "<span>\\1</span>\\2" ) );
+    QRegExp bidiRe2( "^(\\[\\S+\\])(.+)$" );
+    text.replace( bidiRe2, QString::fromLatin1( "<span>\\1</span>\\2" ) );
+    QRegExp bidiRe3( "^(&gt;\\S+&lt;)(.+)$" );
+    text.replace( bidiRe3, QString::fromLatin1( "<span>\\1</span>\\2" ) );
+
+    KSParser parser;
+    richText += parser.parse( text );
+    richText += "</font>";
+
+    richText = KStringHandler::tagURLs( richText );
+    KActiveLabel::setText(richText);
+
+    doResize();
+
+}
+
+void KSircTopic::contentsMouseDoubleClickEvent( QMouseEvent * )
+{
+    m_doEdit = true;
+}
+
+void KSircTopic::contentsMouseReleaseEvent( QMouseEvent *e )
+{
+    if ( m_doEdit ) {
+        m_doEdit = false;
+
+        if ( m_editor )
+            return;
+
+        doResize();
+
+        m_editor = new KSircTopicEditor( this );
+
+        connect( m_editor, SIGNAL( returnPressed() ),
+                 this, SLOT( setNewTopic() ) );
+        connect( m_editor, SIGNAL( resized() ),
+                 this, SLOT( slotEditResized() ) );
+        connect( m_editor, SIGNAL( destroyed() ),
+                 this, SLOT( doResize() ) );
+
+        /*
+         * If you don't do this order
+         * the size really breaks and you get
+         * a huge widget
+         */
+        m_editor->setGeometry( geometry() );
+        m_editor->setFocus();
+        m_editor->show();
+
+        m_editor->setText( m_text );
+        QToolTip::remove(this);
+
+    }
+    KActiveLabel::contentsMouseReleaseEvent(e);
+}
+
+void KSircTopic::setNewTopic()
+{
+    QString topic = m_editor->text().stripWhiteSpace();
+
+    /*
+     * don't change the channel display
+     * test since if it is set we'll get it
+     * from the server.  If we can't set the topic
+     * don't make it look like it was set
+     */
+    QTimer::singleShot( 0, m_editor, SLOT( close() ) );
+    disconnect( m_editor, SIGNAL( resized() ),
+             this, SLOT( slotEditResized() ) );
+    doResize();
+    emit topicChange( topic );
+}
+
+void KSircTopic::slotEditResized( )
+{
+    setFixedHeight( m_editor->height() );
+}
+
+
+void KSircTopic::doResize()
+{
+
+    int h;
+    QFontMetrics metrics( currentFont() );
+
+    h = metrics.lineSpacing()+8;
+    m_height = h;
+    setFixedHeight( h );
+
+
+    QToolTip::remove(this);
+    QStringList sep = QStringList::split(" ", m_text);
+    int len = 0;
+    QString brok;
+    QStringList::Iterator it = sep.begin();
+    for(; it != sep.end(); ++it) {
+        brok += *it + " ";
+        len += (*it).length();
+        if(len >= 50){
+            brok += "\n";
+            len = 0;
+        }
+    }
+
+    QToolTip::add(this, brok);
+
+}
+
+void KSircTopic::fontChange(QFont &f)
+{
+    KActiveLabel::fontChange(f);
+    doResize();
+}
+
+KSircTopicEditor::KSircTopicEditor( QWidget *parent, const char *name )
+    : QTextEdit( parent, name )
+{
+    setWFlags( WDestructiveClose );
+    setFocusPolicy( QWidget::ClickFocus );
+    connect( this, SIGNAL( textChanged () ), this, SLOT( slotMaybeResize() ) );
+}
+
+void KSircTopicEditor::keyPressEvent( QKeyEvent *ev )
+{
+    if ( ev->key() == Key_Escape )
+    {
+        ev->accept();
+        QTimer::singleShot( 0, this, SLOT( close() ) );
+        return;
+    }
+    else if ( ev->key() == Key_Return )
+    {
+        ev->accept();
+        emit returnPressed();
+        return;
+    }
+    QTextEdit::keyPressEvent( ev );
+}
+
+void KSircTopicEditor::focusOutEvent( QFocusEvent * )
+{
+    // we don't want to quit editing when someone brings up QLE's popup
+    // menu
+    if ( QFocusEvent::reason() == QFocusEvent::Popup  )
+    {
+        QWidget *focusw = qApp->focusWidget();
+        if ( focusw && m_popup && focusw == m_popup )
+            return;
+    }
+
+    QTimer::singleShot( 0, this, SLOT( close() ) );
+}
+
+QPopupMenu *KSircTopicEditor::createPopupMenu( const QPoint &pos )
+{
+    QPopupMenu *popup = QTextEdit::createPopupMenu( pos );
+    m_popup = popup;
+    return popup;
+}
+
+void KSircTopicEditor::slotMaybeResize()
+{
+    if(text().contains("\n")){
+        QString s = text();
+        s.replace('\n', " ");
+        setText(s);
+        setCursorPosition(0, s.length());
+    }
+
+    QFontMetrics metrics( currentFont() );
+
+    int h = metrics.lineSpacing() * lines()+8;
+    setFixedHeight( h );
+    emit resized();
+}
+
+#include "topic.moc"