public void commentRange(
int startOffset,
int endOffset,
String commentPrefix,
String commentSuffix,
Commenter commenter) {
final CharSequence chars = myDocument.getCharsSequence();
LogicalPosition caretPosition = myCaret.getLogicalPosition();
if (startOffset == 0 || chars.charAt(startOffset - 1) == '\n') {
if (endOffset == myDocument.getTextLength()
|| endOffset > 0 && chars.charAt(endOffset - 1) == '\n') {
CodeStyleManager codeStyleManager = CodeStyleManager.getInstance(myProject);
CommonCodeStyleSettings settings =
CodeStyleSettingsManager.getSettings(myProject).getCommonSettings(myFile.getLanguage());
String space;
if (!settings.BLOCK_COMMENT_AT_FIRST_COLUMN) {
final FileType fileType = myFile.getFileType();
int line1 = myEditor.offsetToLogicalPosition(startOffset).line;
int line2 = myEditor.offsetToLogicalPosition(endOffset - 1).line;
Indent minIndent =
CommentUtil.getMinLineIndent(myProject, myDocument, line1, line2, fileType);
if (minIndent == null) {
minIndent = codeStyleManager.zeroIndent();
}
space = codeStyleManager.fillIndent(minIndent, fileType);
} else {
space = "";
}
final StringBuilder nestingPrefix = new StringBuilder(space).append(commentPrefix);
if (!commentPrefix.endsWith("\n")) {
nestingPrefix.append("\n");
}
final StringBuilder nestingSuffix = new StringBuilder(space);
nestingSuffix.append(
commentSuffix.startsWith("\n") ? commentSuffix.substring(1) : commentSuffix);
nestingSuffix.append("\n");
TextRange range =
insertNestedComments(
startOffset,
endOffset,
nestingPrefix.toString(),
nestingSuffix.toString(),
commenter);
myCaret.setSelection(range.getStartOffset(), range.getEndOffset());
LogicalPosition pos = new LogicalPosition(caretPosition.line + 1, caretPosition.column);
myCaret.moveToLogicalPosition(pos);
return;
}
}
TextRange range =
insertNestedComments(startOffset, endOffset, commentPrefix, commentSuffix, commenter);
myCaret.setSelection(range.getStartOffset(), range.getEndOffset());
LogicalPosition pos =
new LogicalPosition(caretPosition.line, caretPosition.column + commentPrefix.length());
myCaret.moveToLogicalPosition(pos);
}
private Indent computeMinIndent(
int line1,
int line2,
CharSequence chars,
CodeStyleManager codeStyleManager,
FileType fileType) {
Indent minIndent = CommentUtil.getMinLineIndent(myProject, myDocument, line1, line2, fileType);
if (line1 > 0) {
int commentOffset = getCommentStart(line1 - 1);
if (commentOffset >= 0) {
int lineStart = myDocument.getLineStartOffset(line1 - 1);
String space = chars.subSequence(lineStart, commentOffset).toString();
Indent indent = codeStyleManager.getIndent(space, fileType);
minIndent = minIndent != null ? indent.min(minIndent) : indent;
}
}
if (minIndent == null) {
minIndent = codeStyleManager.zeroIndent();
}
return minIndent;
}