41c2ebf526
X-SVN-Rev: 11748
141 lines
3.6 KiB
C++
141 lines
3.6 KiB
C++
/*
|
|
*******************************************************************************
|
|
*
|
|
* Copyright (C) 2002, International Business Machines
|
|
* Corporation and others. All Rights Reserved.
|
|
*
|
|
*******************************************************************************
|
|
*/
|
|
|
|
#include <iostream.h>
|
|
#include <unicode/brkiter.h>
|
|
#include <stdlib.h>
|
|
|
|
U_CFUNC int c_main(void);
|
|
|
|
|
|
void printUnicodeString(const UnicodeString &s) {
|
|
char charBuf[1000];
|
|
s.extract(0, s.length(), charBuf, sizeof(charBuf)-1, 0);
|
|
charBuf[sizeof(charBuf)-1] = 0;
|
|
cout << charBuf;
|
|
}
|
|
|
|
|
|
|
|
void printTextRange( BreakIterator& iterator,
|
|
int32_t start, int32_t end )
|
|
{
|
|
CharacterIterator *strIter = iterator.getText().clone();
|
|
UnicodeString s;
|
|
strIter->getText(s);
|
|
|
|
cout << " " << start << " " << end << " |" ;
|
|
printUnicodeString(s);
|
|
cout << "|" << '\n';
|
|
delete strIter;
|
|
}
|
|
|
|
|
|
/* Print each element in order: */
|
|
void printEachForward( BreakIterator& boundary)
|
|
{
|
|
int32_t start = boundary.first();
|
|
for (int32_t end = boundary.next();
|
|
end != BreakIterator::DONE;
|
|
start = end, end = boundary.next())
|
|
{
|
|
printTextRange( boundary, start, end );
|
|
}
|
|
}
|
|
|
|
/* Print each element in reverse order: */
|
|
void printEachBackward( BreakIterator& boundary)
|
|
{
|
|
int32_t end = boundary.last();
|
|
for (int32_t start = boundary.previous();
|
|
start != BreakIterator::DONE;
|
|
end = start, start = boundary.previous())
|
|
{
|
|
printTextRange( boundary, start, end );
|
|
}
|
|
}
|
|
|
|
/* Print the first element */
|
|
void printFirst(BreakIterator& boundary)
|
|
{
|
|
int32_t start = boundary.first();
|
|
int32_t end = boundary.next();
|
|
printTextRange( boundary, start, end );
|
|
}
|
|
|
|
/* Print the last element */
|
|
void printLast(BreakIterator& boundary)
|
|
{
|
|
int32_t end = boundary.last();
|
|
int32_t start = boundary.previous();
|
|
printTextRange( boundary, start, end );
|
|
}
|
|
|
|
/* Print the element at a specified position */
|
|
void printAt(BreakIterator &boundary, int32_t pos )
|
|
{
|
|
int32_t end = boundary.following(pos);
|
|
int32_t start = boundary.previous();
|
|
printTextRange( boundary, start, end );
|
|
}
|
|
|
|
/* Creating and using text boundaries */
|
|
int main( void )
|
|
{
|
|
cout << "ICU Break Iterator Sample Program\n\n";
|
|
cout << "C++ Break Iteration\n\n";
|
|
BreakIterator* boundary;
|
|
UnicodeString stringToExamine("Aaa bbb ccc. Ddd eee fff.");
|
|
cout << "Examining: ";
|
|
printUnicodeString(stringToExamine);
|
|
cout << endl;
|
|
|
|
//print each sentence in forward and reverse order
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
boundary = BreakIterator::createSentenceInstance(
|
|
Locale::getUS(), status );
|
|
if (U_FAILURE(status)) {
|
|
cout <<
|
|
"failed to create sentence break iterator. status = "
|
|
<< u_errorName(status);
|
|
exit(1);
|
|
}
|
|
|
|
boundary->setText(stringToExamine);
|
|
cout << "\n Sentence Boundaries... \n";
|
|
cout << "----- forward: -----------" << '\n';
|
|
printEachForward(*boundary);
|
|
cout << "----- backward: ----------" << '\n';
|
|
printEachBackward(*boundary);
|
|
delete boundary;
|
|
|
|
//print each word in order
|
|
cout << "\n Word Boundaries... \n";
|
|
boundary = BreakIterator::createWordInstance(
|
|
Locale::getUS(), status);
|
|
boundary->setText(stringToExamine);
|
|
cout << "----- forward: -----------" << '\n';
|
|
printEachForward(*boundary);
|
|
//print first element
|
|
cout << "----- first: -------------" << '\n';
|
|
printFirst(*boundary);
|
|
//print last element
|
|
cout << "----- last: --------------" << '\n';
|
|
printLast(*boundary);
|
|
//print word at charpos 10
|
|
cout << "----- at pos 10: ---------" << '\n';
|
|
printAt(*boundary, 10 );
|
|
|
|
delete boundary;
|
|
cout.flush();
|
|
|
|
// Call the C version
|
|
return c_main();
|
|
}
|