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

1 files changed, 135 insertions, 0 deletions

diff --git a/kpdf/ui/searchwidget.cpp b/kpdf/ui/searchwidget.cpp
new file mode 100644
index 00000000..30a5bcf2
--- /dev/null
+++ b/kpdf/ui/searchwidget.cpp
@@ -0,0 +1,135 @@
+/***************************************************************************
+ *   Copyright (C) 2004 by Enrico Ros <eros.kde@email.it>                  *
+ *                                                                         *
+ *   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.                                   *
+ ***************************************************************************/
+
+// qt/kde includes
+#include <qtooltip.h>
+#include <qapplication.h>
+#include <qtimer.h>
+#include <kaction.h>
+#include <kactioncollection.h>
+#include <klocale.h>
+#include <kiconloader.h>
+#include <klineedit.h>
+#include <kpopupmenu.h>
+#include <ktoolbarbutton.h>
+
+// local includes
+#include "searchwidget.h"
+#include "core/document.h"
+#include "conf/settings.h"
+
+#define CLEAR_ID    1
+#define LEDIT_ID    2
+#define FIND_ID     3
+
+SearchWidget::SearchWidget( QWidget * parent, KPDFDocument * document )
+    : KToolBar( parent, "iSearchBar" ), m_document( document ),
+    m_searchType( 0 ), m_caseSensitive( false )
+{
+    // change toolbar appearance
+    setMargin( 3 );
+    setFlat( true );
+    setIconSize( 16 );
+    setMovingEnabled( false );
+
+    // a timer to ensure that we don't flood the document with requests to search
+    m_inputDelayTimer = new QTimer(this);
+    connect( m_inputDelayTimer, SIGNAL( timeout() ),
+             this, SLOT( startSearch() ) );
+
+    // 1. text line
+    insertLined( QString::null, LEDIT_ID, SIGNAL( textChanged(const QString &) ),
+                 this, SLOT( slotTextChanged(const QString &) ), true,
+                 i18n( "Enter at least 3 letters to filter pages" ), 0/*size*/, 1 );
+
+    // 2. clear button (uses a lineEdit slot, so it must be created after)
+    insertButton( QApplication::reverseLayout() ? "clear_left" : "locationbar_erase",
+                  CLEAR_ID, SIGNAL( clicked() ),
+                  getLined( LEDIT_ID ), SLOT( clear() ), true,
+                  i18n( "Clear filter" ), 0/*index*/ );
+
+    // 3.1. create the popup menu for changing filtering features
+    m_menu = new KPopupMenu( this );
+    m_menu->insertItem( i18n("Case Sensitive"), 1 );
+    m_menu->insertSeparator( 2 );
+    m_menu->insertItem( i18n("Match Phrase"), 3 );
+    m_menu->insertItem( i18n("Match All Words"), 4 );
+    m_menu->insertItem( i18n("Match Any Word"), 5 );
+    m_menu->setItemChecked( 3, true );
+    connect( m_menu, SIGNAL( activated(int) ), SLOT( slotMenuChaged(int) ) );
+
+    // 3.2. create the toolbar button that spawns the popup menu
+    insertButton( "kpdf", FIND_ID, m_menu, true, i18n( "Filter Options" ), 2/*index*/ );
+
+    // always maximize the text line
+    setItemAutoSized( LEDIT_ID );
+}
+
+void SearchWidget::clearText()
+{
+    getLined( LEDIT_ID )->clear();
+}
+
+void SearchWidget::slotTextChanged( const QString & text )
+{
+    // if 0<length<3 set 'red' text and send a blank string to document
+    QColor color = text.length() > 0 && text.length() < 3 ? Qt::darkRed : palette().active().text();
+    KLineEdit * lineEdit = getLined( LEDIT_ID );
+    lineEdit->setPaletteForegroundColor( color );
+    lineEdit->setPaletteBackgroundColor( palette().active().base() );
+    m_inputDelayTimer->stop();
+    m_inputDelayTimer->start(333, true);
+}
+
+void SearchWidget::slotMenuChaged( int index )
+{
+    // update internal variables and checked state
+    if ( index == 1 )
+    {
+        m_caseSensitive = !m_caseSensitive;
+        m_menu->setItemChecked( 1, m_caseSensitive );
+    }
+    else if ( index >= 3 && index <= 5 )
+    {
+        m_searchType = index - 3;
+        for ( int i = 0; i < 3; i++ )
+            m_menu->setItemChecked( i + 3, m_searchType == i );
+    }
+    else
+        return;
+
+    // update search
+    slotTextChanged( getLined( LEDIT_ID )->text() );
+}
+
+void SearchWidget::startSearch()
+{
+    // search text if have more than 3 chars or else clear search
+    QString text = getLined( LEDIT_ID )->text();
+    bool ok = true;
+    if ( text.length() >= 3 )
+    {
+        KPDFDocument::SearchType type = !m_searchType ? KPDFDocument::AllDoc :
+                                        ( (m_searchType > 1) ? KPDFDocument::GoogleAny :
+                                        KPDFDocument::GoogleAll );
+        ok = m_document->searchText( SW_SEARCH_ID, text, true, m_caseSensitive,
+                                     type, false, qRgb( 0, 183, 255 ) );
+    }
+    else
+        m_document->resetSearch( SW_SEARCH_ID );
+    // if not found, use warning colors
+    if ( !ok )
+    {
+        KLineEdit * lineEdit = getLined( LEDIT_ID );
+        lineEdit->setPaletteForegroundColor( Qt::white );
+        lineEdit->setPaletteBackgroundColor( Qt::red );
+    }
+}
+
+#include "searchwidget.moc"