summaryrefslogtreecommitdiff
path: root/sw/source/ui/vba/vbarangehelper.cxx
blob: 337fd9d6ae27b550ad0e2e66b2f957e0681d4cb1 (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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org 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 Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/
#include "vbarangehelper.hxx"
#include <com/sun/star/text/ControlCharacter.hpp>
#include <com/sun/star/text/XTextRangeCompare.hpp>

using namespace ::ooo::vba;
using namespace ::com::sun::star;

/**
 * get a range in a xText by creating
 * a cursor that iterates over the text. If the iterating cursor is 
 * equal to the desired position, the range equivalent is returned.
 * Some special cases are tables that are inside of the text, because the
 * position has to be adjusted.
 * @param xText a text where a range position is searched
 * @param position a position inside o the text
 * @return a range for the postion; null is returned if no range can be
 * constructed.
 */
uno::Reference< text::XTextRange > SwVbaRangeHelper::getRangeByPosition( const uno::Reference< text::XText >& rText, sal_Int32 _position ) throw ( uno::RuntimeException )
{
    uno::Reference< text::XTextRange > xRange;
    if( rText.is() )
    {
        sal_Int32 nPos = 0;
        uno::Reference< text::XTextCursor > xCursor = rText->createTextCursor();
        xCursor->collapseToStart();
        sal_Bool bCanGo = sal_True;
        while( !xRange.is() && bCanGo )
        {
            if( _position == nPos )
            {
                xRange = xCursor->getStart();
            }    
            else
            {
                bCanGo = xCursor->goRight( 1, sal_False );
                nPos++;
            }
        }
    }
    return xRange;
}


void SwVbaRangeHelper::insertString( uno::Reference< text::XTextRange >& rTextRange, uno::Reference< text::XText >& rText, const rtl::OUString& rStr, sal_Bool _bAbsorb ) throw ( uno::RuntimeException )
{
    sal_Int32 nlastIndex = 0;
    sal_Int32 nIndex = 0;
    uno::Reference< text::XTextRange > xRange = rTextRange;
    
    while(( nIndex = rStr.indexOf('\n', nlastIndex)) >= 0  )
    {
        xRange = xRange->getEnd();
        if( nlastIndex < ( nIndex - 1 ) )
        {
            rText->insertString( xRange, rStr.copy( nlastIndex, ( nIndex - 1 - nlastIndex ) ), _bAbsorb );
            xRange = xRange->getEnd();
        }

        rText->insertControlCharacter( xRange, text::ControlCharacter::PARAGRAPH_BREAK, _bAbsorb );
        nlastIndex = nIndex + 1;
    }

    if( nlastIndex < rStr.getLength() )
    {
        xRange = xRange->getEnd();

        rtl::OUString aWatt = rStr.copy( nlastIndex );
        rText->insertString( xRange, aWatt, _bAbsorb );
    }
}

uno::Reference< text::XTextCursor > SwVbaRangeHelper::initCursor( const uno::Reference< text::XTextRange >& rTextRange, const uno::Reference< text::XText >& rText ) throw ( uno::RuntimeException )
{
    uno::Reference< text::XTextCursor > xTextCursor;
    sal_Bool bGotTextCursor = sal_False;

    try
    {
        xTextCursor = rText->createTextCursorByRange( rTextRange );
        bGotTextCursor = sal_True;
    }
    catch (uno::Exception& e)
    {
        DebugHelper::exception(e);
    }

    if( !bGotTextCursor )
    {
        try
        {
            uno::Reference< text::XText > xText = rTextRange->getText();
            xTextCursor = xText->createTextCursor();
            bGotTextCursor = sal_True;
        }
        catch( uno::Exception& e )
        {
            DebugHelper::exception(e);
        }
    }

    if( !bGotTextCursor )
    {
        try
        {
            xTextCursor = rText->createTextCursor();
            bGotTextCursor = sal_True;
        }
        catch( uno::Exception& e )
        {
            DebugHelper::exception(e);
        }
    }
    return xTextCursor;
}

sal_Int32 SwVbaRangeHelper::getPosition( const uno::Reference< text::XText >& rText, const uno::Reference< text::XTextRange >& rTextRange ) throw ( uno::RuntimeException )
{
    sal_Int32 nPosition = -1;
    if( rText.is() && rTextRange.is() )
    {
        nPosition = 0;
        uno::Reference< text::XTextCursor > xCursor = rText->createTextCursor();
        xCursor->collapseToStart();
        uno::Reference< text::XTextRangeCompare > xCompare( rText, uno::UNO_QUERY_THROW );
        // compareValue is 0 if the ranges are equal
        sal_Int32 nCompareValue = xCompare->compareRegionStarts( xCursor->getStart(), rTextRange );
        sal_Bool canGo = sal_True;

        while( nCompareValue !=0 && canGo )
        {
            canGo = xCursor->goRight( 1, sal_False );
            nCompareValue = xCompare->compareRegionStarts( xCursor->getStart(), rTextRange );
            nPosition++;
        }

        // check fails: no correct position found
        if( !canGo && nCompareValue != 0 )
        {
            nPosition = -1;
        }
    }

    return nPosition;
}