summaryrefslogtreecommitdiffstats
path: root/kpdf/ui/searchwidget.cpp
blob: f7c5b71922178de0a14346bad30f67269309df85 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
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 <tqtooltip.h>
#include <tqapplication.h>
#include <tqtimer.h>
#include <tdeaction.h>
#include <tdeactioncollection.h>
#include <tdelocale.h>
#include <kiconloader.h>
#include <klineedit.h>
#include <tdepopupmenu.h>
#include <tdetoolbarbutton.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( TQWidget * parent, KPDFDocument * document )
    : TDEToolBar( 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 TQTimer(this);
    connect( m_inputDelayTimer, TQ_SIGNAL( timeout() ),
             this, TQ_SLOT( startSearch() ) );

    // 1. text line
    insertLined( TQString(), LEDIT_ID, TQ_SIGNAL( textChanged(const TQString &) ),
                 this, TQ_SLOT( slotTextChanged(const TQString &) ), 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( TQApplication::reverseLayout() ? "clear_left" : "locationbar_erase",
                  CLEAR_ID, TQ_SIGNAL( clicked() ),
                  getLined( LEDIT_ID ), TQ_SLOT( clear() ), true,
                  i18n( "Clear filter" ), 0/*index*/ );

    // 3.1. create the popup menu for changing filtering features
    m_menu = new TDEPopupMenu( 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, TQ_SIGNAL( activated(int) ), TQ_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 TQString & text )
{
    // if 0<length<3 set 'red' text and send a blank string to document
    TQColor color = text.length() > 0 && text.length() < 3 ? TQt::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
    TQString 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, tqRgb( 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( TQt::white );
        lineEdit->setPaletteBackgroundColor( TQt::red );
    }
}

#include "searchwidget.moc"