int CodeEditorComponent::indexToColumn (int lineNum, int index) const throw()
{
const String line (document.getLine (lineNum));
jassert (index <= line.length());
int col = 0;
for (int i = 0; i < index; ++i)
{
if (line[i] != T('\t'))
++col;
else
col += getTabSize() - (col % getTabSize());
}
return col;
}
int CodeEditorComponent::columnToIndex (int lineNum, int column) const throw()
{
const String line (document.getLine (lineNum));
const int lineLength = line.length();
int i, col = 0;
for (i = 0; i < lineLength; ++i)
{
if (line[i] != T('\t'))
++col;
else
col += getTabSize() - (col % getTabSize());
if (col > column)
break;
}
return i;
}
int CodeEditorComponent::columnToIndex (int lineNum, int column) const noexcept
{
String::CharPointerType t (document.getLine (lineNum).getCharPointer());
int i = 0, col = 0;
while (! t.isEmpty())
{
if (t.getAndAdvance() != '\t')
++col;
else
col += getTabSize() - (col % getTabSize());
if (col > column)
break;
++i;
}
return i;
}
int CodeEditorComponent::indexToColumn (int lineNum, int index) const noexcept
{
String::CharPointerType t (document.getLine (lineNum).getCharPointer());
int col = 0;
for (int i = 0; i < index; ++i)
{
if (t.isEmpty())
{
jassertfalse;
break;
}
if (t.getAndAdvance() != '\t')
++col;
else
col += getTabSize() - (col % getTabSize());
}
return col;
}
static int skipBlank(void)
{
int count = 0;
while (NEXT_CHAR == ' ' || NEXT_CHAR == '\t') {
if (NEXT_CHAR == ' ') {
count++;
} else {
count += getTabSize(COL_NUM);
}
getNextChar();
}
return count;
}
static void getNextChar(void)
{
static unsigned long counter = 0;
enum { COUNTER_STEP = 1024 };
if (counter++ % COUNTER_STEP == 0) {
dribble();
}
if ((char) NEXT_CHAR == (char) EOF){
printf("INTERNAL ERROR in getNextChar: Attempted to read beyond EOF!\n");
return;
}
if (NEXT_CHAR == '\t'){
COL_NUM += getTabSize(COL_NUM);
} else if (NEXT_CHAR != '\n') {
COL_NUM++;
} else {
g_totalNumLines++;
LINE_NUM++;
orderLineNum++;
COL_NUM = 0;
TOK_NUM_AFTER_NEW_LINE = 0;
}
NEXT_CHAR = _NEXT_NEXT_CHAR;
if ((char) NEXT_CHAR != (char) EOF){
_NEXT_NEXT_CHAR = fgetc(TOK_FILE);
if (STATE != TS_COMMENT) {
while (_NEXT_NEXT_CHAR == '\n' && NEXT_CHAR == '\\'){
g_totalNumLines++;
NEXT_CHAR = fgetc(TOK_FILE);
_NEXT_NEXT_CHAR = fgetc(TOK_FILE);
LINE_NUM++;
COL_NUM = 0;
}
}
if ((char) _NEXT_NEXT_CHAR == (char) EOF && NEXT_CHAR == '\\'){
NEXT_CHAR = (char) EOF;
}
}
}
void TextDomArea::tabHandler(bool isShiftPressed)
{
UInt32 lesserLine,greaterLine,lesserIndex;
DocumentElementAttribute temp;
UInt32 oldHSI = getLayoutManager()->getHSI();
UInt32 oldHSL = getLayoutManager()->getHSL();
UInt32 oldHEI = getLayoutManager()->getHEI();
UInt32 oldHEL = getLayoutManager()->getHEL();
PlainDocumentLeafElementRefPtr theElement;
if(getLayoutManager()->getHSL() <= getLayoutManager()->getHEL())
{
lesserLine = getLayoutManager()->getHSL();
lesserIndex = getLayoutManager()->getHSI();
greaterLine = getLayoutManager()->getHEL();
}
else
{
lesserLine = getLayoutManager()->getHEL();
lesserIndex = getLayoutManager()->getHEI();
greaterLine = getLayoutManager()->getHSL();
}
UInt32 count=0;
if(getLayoutManager()->isSomethingSelected())
{
if(!isShiftPressed)
{
for(UInt32 caretLine = lesserLine;caretLine<=greaterLine;caretLine++)
{
for(UInt32 i=0;i<getTabSize();i++)
{
//getDocumentModel()->insertCharacter(0,caretLine,' ',temp);
insertCharacterUsingCommandManager(' ',caretLine,0);
}
//getLayoutManager()->DoIfLineLongerThanPreferredSize();
}
}
else
{
for(UInt32 caretLine = lesserLine;caretLine<=greaterLine;caretLine++)
{
theElement = dynamic_cast<PlainDocumentLeafElement*>(getLayoutManager()->getRootElement()->getElement(caretLine));
std::string theString = theElement->getText();
Int32 i;
for(i=0;i<theElement->getTextLength()-2,i<getTabSize();i++)
{
if(theString[i]!=' ')break;
if(caretLine == getLayoutManager()->getCaretLine())getLayoutManager()->moveTheCaret(LEFT,false,false);
if(caretLine == lesserLine)count--;
}
theString = theString.substr(i);
setTextUsingCommandManager(theElement,theString);
//theElement->setText(theString);
}
getLayoutManager()->setHSI(0);
getLayoutManager()->setHSL(lesserLine);
getLayoutManager()->setHEI(0);
getLayoutManager()->setHEL(greaterLine);
}
}
else
{
if(!isShiftPressed)
{
for(UInt32 i=0;i<getTabSize();i++)
{
//getDocumentModel()->insertCharacter(getLayoutManager()->getCaretIndex(),getLayoutManager()->getCaretLine(),' ',temp);
insertCharacterUsingCommandManager(' ',-1,-1);
//getLayoutManager()->moveTheCaret(RIGHT,false,false);
}
//getLayoutManager()->DoIfLineLongerThanPreferredSize();
}
else
{
theElement = dynamic_cast<PlainDocumentLeafElement*>(getLayoutManager()->getRootElement()->getElement(getLayoutManager()->getCaretLine()));
std::string theString = theElement->getText();
Int32 i,count=0;
Int32 initIndex = getLayoutManager()->getCaretIndex();
for(i=getLayoutManager()->getCaretIndex()-1;i>=0,count<getTabSize();i--,count++)
{
if(i<0 || theString[i]!=' ')break;
getLayoutManager()->moveTheCaret(LEFT,false,false);
}
theString = theString.substr(0,getLayoutManager()->getCaretIndex())+theString.substr(initIndex);
setTextUsingCommandManager(theElement,theString);
//theElement->setText(theString);
}
}
}