Initial revision

1 files changed, 232 insertions, 0 deletions

diff --git a/kaddressbook/jumpbuttonbar.cpp b/kaddressbook/jumpbuttonbar.cpp
new file mode 100644
index 0000000..ee5b44e
--- a/dev/null
+++ b/kaddressbook/jumpbuttonbar.cpp
@@ -0,0 +1,232 @@
+/*                                                                      
+    This file is part of KAddressBook.                                  
+    Copyright (c) 2002 Mike Pilone <mpilone@slac.com>                   
+                                                                        
+    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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.           
+                                                                        
+    As a special exception, permission is given to link this program    
+    with any edition of Qt, and distribute the resulting executable,    
+    without including the source code for Qt in the source distribution.
+*/                                                                      
+
+#include <qevent.h>
+#include <qlayout.h>
+#include <qpushbutton.h>
+#include <qstring.h>
+#include <qtl.h>
+#include <qapplication.h>
+
+#include <kabc/addressbook.h>
+#include <kabc/field.h>
+#include <kdebug.h>
+#include <klocale.h>
+
+#include "kabcore.h"
+
+#include "jumpbuttonbar.h"
+
+class JumpButton : public QPushButton
+{
+  public:
+    JumpButton( const QString &text, QWidget *parent,
+                const QString &character );
+
+    void setCharacter( const QString &character );
+    QString character() const;
+
+  private:
+    QString mCharacter;
+};
+
+JumpButton::JumpButton( const QString &text, QWidget *parent,
+                        const QString &character )
+  : QPushButton( text, parent )
+{
+  mCharacter = character;
+}
+
+void JumpButton::setCharacter( const QString &character )
+{
+  mCharacter = character;
+  setText(mCharacter.upper() );
+}
+
+QString JumpButton::character() const
+{
+  return mCharacter;
+}
+
+JumpButtonBar::JumpButtonBar( KABCore *core, QWidget *parent, const char *name )
+  : QWidget( parent, name ), mCore( core )
+{
+    if ( QApplication::desktop()->width() < 480 )
+        
+        mButtonLayout = new QGridLayout( this,  2, 14 );
+    else
+        mButtonLayout = new QGridLayout( this,  1, 28 );
+  mButtonLayout->setAlignment( Qt::AlignTop );
+
+  recreateButtons();
+}
+
+JumpButtonBar::~JumpButtonBar()
+{
+}
+
+QSizePolicy JumpButtonBar::sizePolicy() const
+{
+#ifndef KAB_EMBEDDED  
+  return QSizePolicy( QSizePolicy::Maximum, QSizePolicy::Minimum,
+                      QSizePolicy::Vertically );
+#else //KAB_EMBEDDED  
+  return QSizePolicy( QSizePolicy::Maximum, QSizePolicy::Minimum);
+#endif //KAB_EMBEDDED  
+}
+  
+void JumpButtonBar::letterClicked()
+{
+  JumpButton *button = (JumpButton*)sender();
+  QString character = button->character();
+  if ( !character.isNull() )
+    emit jumpToLetter( character );
+}
+
+void JumpButtonBar::recreateButtons()
+{
+  // the easiest way to remove all buttons ;)
+  //mButtons.setAutoDelete( true );
+  //mButtons.clear();
+  //mButtons.setAutoDelete( false );
+  mCharacters.clear();
+
+  QString character;
+  
+  KABC::AddressBook *ab = mCore->addressBook();
+  KABC::AddressBook::Iterator it;
+  KABC::Field *field = mCore->currentSearchField();
+  if ( field ) {
+      setEnabled( true );
+  } else {
+      setEnabled( false );
+      return;
+  }
+  for ( it = ab->begin(); it != ab->end(); ++it ) {
+      if ( !field->value( *it ).isEmpty() )
+          character = field->value( *it )[ 0 ].lower();
+      if ( !character.isEmpty() && !mCharacters.contains( character ) )
+          mCharacters.append( character );
+  }
+  if ( mCharacters.count() == 0 ) {
+      setEnabled( false );
+      return;
+  }
+  
+  int maxRows = mCharacters.count() / 2; // we use 2 columns
+  if ( mCharacters.count() % 2 )
+    maxRows++;
+  int fixwid = 20;
+  sortListLocaleAware( mCharacters );
+  bool skip2 = false;
+  int skipcount = 0;
+  int maxHei = 25;
+  if ( QApplication::desktop()->width() < 480 && mCharacters.count() > 13) {
+      skipcount = mCharacters.count()-13;
+      maxHei = (QApplication::desktop()->height()-65)/13;
+  }
+  else {
+      fixwid = 30;
+      if ( mCharacters.count() > 20 )
+          skipcount = mCharacters.count()- 20;
+      maxHei = (QApplication::desktop()->height()-120)/(mCharacters.count()-skipcount);
+
+  }
+     maxRows = 28;
+     bool skipcurrent = false;
+  bool state = isUpdatesEnabled();
+  setUpdatesEnabled( false );
+  //qDebug("cc %d ",mCharacters.count() );
+  JumpButton *button;
+  int row = 0, col = 0;
+  JumpButton* cur = mButtons.first();
+  for ( uint i = 0; i < mCharacters.count(); ++i ) {
+      if ( skipcount > 0 && skipcurrent ) {
+          --skipcount;
+      } else {
+          if ( cur ) {
+              button = cur ;
+              cur = mButtons.next();
+              button->setCharacter(mCharacters[ i ]);
+          } else {
+              button = new JumpButton( mCharacters[ i ].upper(), this, mCharacters[ i ] );
+              button->setFixedWidth( fixwid );
+              mButtons.append( button );
+              connect( button, SIGNAL( clicked() ), this, SLOT( letterClicked() ) );
+              mButtonLayout->addWidget( button, row, col );
+          }
+          button->setMaximumHeight( maxHei );
+          button->show();
+          
+          if ( col == maxRows ) {
+              row = 0;
+              col++;
+          } else
+              row++;
+      }
+      
+      skipcurrent = !skipcurrent;
+  }
+  while ( cur ) {
+      cur->hide();
+       cur = mButtons.next();
+  }
+
+  mButtonLayout->activate();
+  setUpdatesEnabled( state );
+  update();
+}
+
+void JumpButtonBar::sortListLocaleAware( QStringList &list )
+{
+  QStringList::Iterator beginIt = list.begin();
+  QStringList::Iterator endIt = list.end();
+
+  --endIt;
+  if ( beginIt == endIt ) // don't need sorting
+    return;
+
+  QStringList::Iterator walkBackIt = endIt;
+  while ( beginIt != endIt ) {
+    QStringList::Iterator j1 = list.begin();
+    QStringList::Iterator j2 = j1;
+    ++j2;
+    while ( j1 != walkBackIt ) {
+#ifndef KAB_EMBEDDED      
+      if ( QString::localeAwareCompare( *j2, *j1 ) < 0 )
+#else //KAB_EMBEDDED      
+      if ( QString::compare( *j2, *j1 ) < 0 )
+#endif //KAB_EMBEDDED      
+        qSwap( *j1, *j2 );
+
+      ++j1;
+      ++j2;
+    }
+    ++beginIt;
+    --walkBackIt;
+  }
+}
+
+#ifndef KAB_EMBEDDED
+#include "jumpbuttonbar.moc"
+#endif //KAB_EMBEDDED