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, 370 insertions, 0 deletions

diff --git a/khexedit/hexmanagerwidget.cc b/khexedit/hexmanagerwidget.cc
new file mode 100644
index 0000000..1073b95
--- /dev/null
+++ b/khexedit/hexmanagerwidget.cc
@@ -0,0 +1,370 @@
+/*
+ *   khexedit - Versatile hex editor
+ *   Copyright (C) 1999-2000 Espen Sand, espensa@online.no
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU 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 General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <klocale.h>
+#include <qlayout.h>
+#include "hexmanagerwidget.h"
+#include "searchbar.h"
+
+CHexManagerWidget::CHexManagerWidget( QWidget *parent, const char *name,
+				      EConversionPosition conversionPosition,
+				      EPosition tabBarPosition,
+				      EPosition searchBarPosition )
+  : QWidget( parent, name )
+{
+  mValid = false;
+
+  mEditor    = new CHexEditorWidget( this );
+  mTabBar    = new CTabBar( this );
+  mTabBar->hide();
+  mSearchBar = 0;
+
+  mConverter = new CHexToolWidget( this );
+
+  connect( mEditor->view(), SIGNAL(fileName(const QString &, bool)),
+	   this, SLOT( addName(const QString &)));
+  connect( mEditor->view(), SIGNAL( fileClosed(const QString &)),
+	   this, SLOT( removeName(const QString &)));
+  connect( mEditor->view(),SIGNAL(fileRename(const QString &,const QString &)),
+	   this, SLOT(changeName(const QString &,const QString &)));
+  connect( mEditor->view(), SIGNAL( cursorChanged( SCursorState & ) ),
+	   mConverter, SLOT( cursorChanged( SCursorState & ) ) );
+  connect( mConverter, SIGNAL( closed(void) ),
+	   this, SIGNAL( conversionClosed(void) ) );
+  connect( mTabBar, SIGNAL(selected(const QString &)),
+	   this, SLOT(open(const QString &)));
+
+  mValid = true;
+  setConversionVisibility( conversionPosition );
+  setTabBarPosition( tabBarPosition );
+  setSearchBarPosition( searchBarPosition );
+}
+
+
+CHexManagerWidget::~CHexManagerWidget( void )
+{
+  delete mEditor;
+  delete mTabBar;
+  delete mConverter;
+}
+
+
+void CHexManagerWidget::updateLayout( void )
+{
+  if( mValid == false ) { return; }
+
+  delete layout();
+  QVBoxLayout *vlay = new QVBoxLayout( this, 0, 0 );
+
+  if( mSearchBar && mSearchBarPosition == AboveEditor )
+  {
+    vlay->addWidget( mSearchBar );
+  }
+
+  if( mTabPosition == AboveEditor )
+  {
+    vlay->addWidget( mTabBar );
+    vlay->addWidget( mEditor, 1 );
+  }
+  else
+  {
+    vlay->addWidget( mEditor, 1 );
+    vlay->addWidget( mTabBar );
+  }
+
+  if( mSearchBar && mSearchBarPosition == BelowEditor )
+  {
+    vlay->addWidget( mSearchBar );
+  }
+
+  if( mConversionPosition == Embed )
+  {
+    vlay->addWidget( mConverter );
+  }
+  vlay->activate(); // Required in this case
+}
+
+
+void CHexManagerWidget::setConversionVisibility( EConversionPosition position )
+{
+  if( mValid == false )
+  {
+    return;
+  }
+
+  if( mConversionPosition == position )
+  {
+    if( mConversionPosition == Float )
+    {
+      mConverter->raise();
+    }
+    return;
+  }
+
+  mConversionPosition = position;
+  if( mConversionPosition == Hide )
+  {
+    mConverter->hide();
+  }
+  else if( mConversionPosition == Float )
+  {
+    QPoint point = mapToGlobal( QPoint(0,0) );
+    QRect  rect  = geometry();
+    QPoint p;
+
+    p.setX(point.x() + rect.width()/2 - mConverter->minimumSize().width()/2);
+    p.setY(point.y() + rect.height()/2 - mConverter->minimumSize().height()/2);
+    mConverter->resize( mConverter->minimumSize() );
+    mConverter->reparent( 0, WStyle_Customize | WStyle_DialogBorder, p, true );
+    mConverter->setCaption(kapp->makeStdCaption(i18n("Conversion")));
+  }
+  else
+  {
+    mConversionPosition = Embed;
+    uint utilHeight = mConverter->minimumSize().height();
+    QPoint p( 0, height() - utilHeight );
+    mConverter->reparent( this, 0, p, true );
+  }
+
+  updateLayout();
+}
+
+
+void CHexManagerWidget::setTabBarPosition( EPosition position )
+{
+  mTabPosition = position;
+  if( mTabPosition != HideItem && mTabBar->count() > 0 )
+  {
+    if( mTabPosition == AboveEditor )
+    {
+      mTabBar->setShape( QTabBar::RoundedAbove );
+    }
+    else
+    {
+      mTabBar->setShape( QTabBar::RoundedBelow );
+    }
+    mTabBar->show();
+  }
+  else
+  {
+    mTabBar->hide();
+  }
+
+  updateLayout();
+}
+
+
+void CHexManagerWidget::setSearchBarPosition( EPosition position )
+{
+  mSearchBarPosition = position;
+  if( position != HideItem )
+  {
+    if( mSearchBar == 0 )
+    {
+      mSearchBar = new CSearchBar( this );
+      connect( mSearchBar, SIGNAL(hidden()), this, SLOT(searchBarHidden()) );
+      connect( mSearchBar, SIGNAL(findData(SSearchControl &, uint, bool)),
+	       mEditor, SLOT(findData(SSearchControl &, uint, bool)) );
+      connect( editor()->view(), SIGNAL( cursorChanged( SCursorState & ) ),
+	       mSearchBar, SLOT( cursorMoved() ) );
+    }
+    mSearchBar->show();
+  }
+  else
+  {
+    if( mSearchBar != 0 )
+    {
+      mSearchBar->hide();
+    }
+  }
+
+  updateLayout();
+}
+
+
+void CHexManagerWidget::searchBarHidden( void )
+{
+  updateLayout();
+  mSearchBarPosition = HideItem;
+  emit searchBarClosed();
+}
+
+
+void CHexManagerWidget::addName( const QString &name )
+{
+  if( name.isEmpty() == true )
+  {
+    return;
+  }
+
+  mTabBar->addName( name );
+  if( mTabBar->isVisible() == false && mTabPosition != HideItem )
+  {
+    setTabBarPosition( mTabPosition );
+  }
+}
+
+
+void CHexManagerWidget::removeName( const QString &name )
+{
+  mTabBar->removeName( name );
+  if( mTabBar->isVisible() == true && mTabBar->count() == 0 )
+  {
+    setTabBarPosition( mTabPosition );
+  }
+}
+
+
+void CHexManagerWidget::changeName( const QString &curName,
+				    const QString &newName )
+{
+  mTabBar->changeName( curName, newName );
+}
+
+
+void CHexManagerWidget::open( const QString &name )
+{
+  mEditor->open( name, false, 0 );
+}
+
+
+int CHexManagerWidget::preferredWidth( void )
+{
+  int w = mEditor->defaultTextWidth();
+  if( mConversionPosition == Embed )
+  {
+    int converterWidth = mConverter->sizeHint().width();
+    w = QMAX( w, converterWidth );
+  }
+  return( w );
+}
+
+
+
+CTabBar::CTabBar( QWidget *parent, char *name )
+  :QTabBar( parent, name )
+{
+  connect( this, SIGNAL(selected(int)), this, SLOT(slotSelected(int)) );
+}
+
+
+void CTabBar::addName( const QString &name )
+{
+  QString n( name.right(name.length()-name.findRev('/')-1) );
+
+  QTab *t = find( n );
+  if( t == 0 )
+  {
+    t = new QTab();
+    t->setText( n);
+    int id = addTab( t );
+    mFileList.append( CFileKey(name,id) );
+  }
+  setCurrentTab(t);
+}
+
+
+void CTabBar::removeName( const QString &name )
+{
+  QString n( name.right(name.length()-name.findRev('/')-1) );
+  QTab *t = find(n);
+  if( t == 0 )
+  {
+    return;
+  }
+
+  QValueList<CFileKey>::Iterator it;
+  for( it = mFileList.begin(); it != mFileList.end(); ++it )
+  {
+    if( (*it).id() == t->identifier() )
+    {
+      mFileList.remove(it);
+      removeTab(t);
+      layoutTabs();
+      break;
+    }
+  }
+}
+
+
+void CTabBar::changeName( const QString &curName, const QString &newName )
+{
+  QString n( curName.right(curName.length()-curName.findRev('/')-1) );
+  QTab *t = find(n);
+  if( t == 0 )
+  {
+    return;
+  }
+
+  QValueList<CFileKey>::Iterator it;
+  for( it = mFileList.begin(); it != mFileList.end(); ++it )
+  {
+    if( (*it).id() == t->identifier() )
+    {
+      QString m( newName.right(newName.length()-newName.findRev('/')-1) );
+      t->setText(m);
+
+      mFileList.remove(it);
+      mFileList.append( CFileKey(newName,t->identifier()) );
+      layoutTabs();
+      update(); // Seems to be necessary
+      break;
+    }
+  }
+}
+
+
+QTab *CTabBar::find( const QString &name )
+{
+  QPtrList<QTab> &list = *tabList();
+  for( QTab *t = list.first(); t != 0; t = list.next() )
+  {
+    if( t->text() == name )
+    {
+      return( t );
+    }
+  }
+
+  return( 0 );
+}
+
+
+int CTabBar::count( void )
+{
+  return( tabList()->count() );
+}
+
+
+void CTabBar::slotSelected( int id )
+{
+  QValueList<CFileKey>::Iterator it;
+  for( it = mFileList.begin(); it != mFileList.end(); ++it )
+  {
+    if( (*it).id() == id )
+    {
+      emit selected( (*it).filename() );
+    }
+  }
+}
+
+
+
+
+#include "hexmanagerwidget.moc"