bool getIndentForCurrentBlock (CodeDocument::Position pos, const String& tab,
String& blockIndent, String& lastLineIndent)
{
int braceCount = 0;
bool indentFound = false;
while (pos.getLineNumber() > 0)
{
pos = pos.movedByLines (-1);
const String line (pos.getLineText());
const String trimmedLine (line.trimStart());
braceCount += getBraceCount (trimmedLine.getCharPointer());
if (braceCount > 0)
{
blockIndent = getLeadingWhitespace (line);
if (! indentFound)
lastLineIndent = blockIndent + tab;
return true;
}
if ((! indentFound) && trimmedLine.isNotEmpty())
{
indentFound = true;
lastLineIndent = getLeadingWhitespace (line);
}
}
return false;
}
void LivePropertyEditorBase::findOriginalValueInCode()
{
CodeDocument::Position pos (document, value.sourceLine, 0);
String line (pos.getLineText());
String::CharPointerType p (line.getCharPointer());
p = CharacterFunctions::find (p, CharPointer_ASCII ("JUCE_LIVE_CONSTANT"));
if (p.isEmpty())
{
// Not sure how this would happen - some kind of mix-up between source code and line numbers..
jassertfalse;
return;
}
p += (int) (sizeof ("JUCE_LIVE_CONSTANT") - 1);
p = p.findEndOfWhitespace();
if (! CharacterFunctions::find (p, CharPointer_ASCII ("JUCE_LIVE_CONSTANT")).isEmpty())
{
// Aargh! You've added two JUCE_LIVE_CONSTANT macros on the same line!
// They're identified by their line number, so you must make sure each
// one goes on a separate line!
jassertfalse;
}
if (p.getAndAdvance() == '(')
{
String::CharPointerType start (p), end (p);
int depth = 1;
while (! end.isEmpty())
{
const juce_wchar c = end.getAndAdvance();
if (c == '(') ++depth;
if (c == ')') --depth;
if (depth == 0)
{
--end;
break;
}
}
if (end > start)
{
valueStart = CodeDocument::Position (document, value.sourceLine, (int) (start - line.getCharPointer()));
valueEnd = CodeDocument::Position (document, value.sourceLine, (int) (end - line.getCharPointer()));
valueStart.setPositionMaintained (true);
valueEnd.setPositionMaintained (true);
wasHex = String (start, end).containsIgnoreCase ("0x");
}
}
}
bool update (CodeDocument& codeDoc, int lineNum,
CodeDocument::Iterator& source,
CodeTokeniser* tokeniser, const int tabSpaces,
const CodeDocument::Position& selStart,
const CodeDocument::Position& selEnd)
{
Array <SyntaxToken> newTokens;
newTokens.ensureStorageAllocated (8);
if (tokeniser == nullptr)
{
const String line (codeDoc.getLine (lineNum));
addToken (newTokens, line, line.length(), -1);
}
else if (lineNum < codeDoc.getNumLines())
{
const CodeDocument::Position pos (codeDoc, lineNum, 0);
createTokens (pos.getPosition(), pos.getLineText(),
source, *tokeniser, newTokens);
}
replaceTabsWithSpaces (newTokens, tabSpaces);
int newHighlightStart = 0;
int newHighlightEnd = 0;
if (selStart.getLineNumber() <= lineNum && selEnd.getLineNumber() >= lineNum)
{
const String line (codeDoc.getLine (lineNum));
CodeDocument::Position lineStart (codeDoc, lineNum, 0), lineEnd (codeDoc, lineNum + 1, 0);
newHighlightStart = indexToColumn (jmax (0, selStart.getPosition() - lineStart.getPosition()),
line, tabSpaces);
newHighlightEnd = indexToColumn (jmin (lineEnd.getPosition() - lineStart.getPosition(), selEnd.getPosition() - lineStart.getPosition()),
line, tabSpaces);
}
if (newHighlightStart != highlightColumnStart || newHighlightEnd != highlightColumnEnd)
{
highlightColumnStart = newHighlightStart;
highlightColumnEnd = newHighlightEnd;
}
else if (tokens == newTokens)
{
return false;
}
tokens.swapWith (newTokens);
return true;
}
void CodeEditor::codeDocumentChanged(const CodeDocument::Position& affectedTextStart, const CodeDocument::Position& affectedTextEnd)
{
static const String BRACKETS[] = {String(L"("), String(L")"), String(L"{"), String(L"}"), String(L"["), String(L"]"), String(L"<"), String(L">"), String(L"'"), String(L"'"), String(L"\""), String(L"\"")};
if(do_bracket_closing.getValue() && affectedTextEnd.getPosition() - affectedTextStart.getPosition() == 1){ //assume that the length of the affected text is 1
//We're finding an opening character and inserting the other one.
const String C = String::charToString(affectedTextStart.getCharacter());
int index = 0;
for(; index < numElementsInArray(BRACKETS); index += 2){ //search for an existing parenthesis
if(C == BRACKETS[index]){
break;
}
}
if(index < numElementsInArray(BRACKETS)){ //If the index is out of range, we couldn't find the first character
editor->insertTextAtCaret(BRACKETS[index+1]);
editor->moveCaretTo(affectedTextEnd, false);
}
}
static const String LOOK_UP_CHARS[] = {String(L"{"), String(L"}")};
if(do_auto_indent.getValue() && affectedTextStart.getLineNumber() < affectedTextEnd.getLineNumber()){ //assume that we're at the beginning of a line
//calculate the number of tabs that will be inserted to the next line
const String LINE_ABOVE = affectedTextStart.getLineText(), LINE = affectedTextEnd.getLineText();
const int TAB_SIZE = editor->getTabSize();
const int LENGTH_BEFORE = LINE_ABOVE.trimEnd().length();
const int LENGTH_AFTER = LINE_ABOVE.trimStart().length();
const String TARGET_STRINGS[] = {String::charToString(affectedTextStart.movedBy(-1).getCharacter()), String::charToString(affectedTextEnd.getCharacter())};
int tab_size_to_add = (TARGET_STRINGS[0] == LOOK_UP_CHARS[0] && TARGET_STRINGS[1] != LOOK_UP_CHARS[1]) ? ((LENGTH_AFTER - LENGTH_BEFORE) / TAB_SIZE) + 1 //add another tab
: (TARGET_STRINGS[1] == LOOK_UP_CHARS[1] && TARGET_STRINGS[0] != LOOK_UP_CHARS[0]) ? ((LENGTH_AFTER - LENGTH_BEFORE) / TAB_SIZE) - 1 //remove one tab
: ((LENGTH_AFTER - LENGTH_BEFORE) / TAB_SIZE);
for(; tab_size_to_add > 0; --tab_size_to_add){
editor->insertTabAtCaret();
}
}
}
bool update (CodeDocument& document, int lineNum,
CodeDocument::Iterator& source,
CodeTokeniser* analyser, const int spacesPerTab,
const CodeDocument::Position& selectionStart,
const CodeDocument::Position& selectionEnd)
{
OwnedArray <SyntaxToken> newTokens;
if (analyser == 0)
{
newTokens.add (new SyntaxToken (document.getLine (lineNum), -1));
}
else if (lineNum < document.getNumLines())
{
const CodeDocument::Position pos (&document, lineNum, 0);
createTokens (pos.getPosition(), pos.getLineText(),
source, analyser, newTokens);
}
replaceTabsWithSpaces (newTokens, spacesPerTab);
int newHighlightStart = 0;
int newHighlightEnd = 0;
if (selectionStart.getLineNumber() <= lineNum && selectionEnd.getLineNumber() >= lineNum)
{
const String line (document.getLine (lineNum));
CodeDocument::Position lineStart (&document, lineNum, 0), lineEnd (&document, lineNum + 1, 0);
newHighlightStart = indexToColumn (jmax (0, selectionStart.getPosition() - lineStart.getPosition()),
line, spacesPerTab);
newHighlightEnd = indexToColumn (jmin (lineEnd.getPosition() - lineStart.getPosition(), selectionEnd.getPosition() - lineStart.getPosition()),
line, spacesPerTab);
}
if (newHighlightStart != highlightColumnStart || newHighlightEnd != highlightColumnEnd)
{
highlightColumnStart = newHighlightStart;
highlightColumnEnd = newHighlightEnd;
}
else
{
if (tokens.size() == newTokens.size())
{
bool allTheSame = true;
for (int i = newTokens.size(); --i >= 0;)
{
if (*tokens.getUnchecked(i) != *newTokens.getUnchecked(i))
{
allTheSame = false;
break;
}
}
if (allTheSame)
return false;
}
}
tokens.swapWithArray (newTokens);
return true;
}