diff options
Diffstat (limited to 'src/Fl_Text_Buffer.cxx')
| -rw-r--r-- | src/Fl_Text_Buffer.cxx | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/Fl_Text_Buffer.cxx b/src/Fl_Text_Buffer.cxx index cdd43e491..622ccd1ee 100644 --- a/src/Fl_Text_Buffer.cxx +++ b/src/Fl_Text_Buffer.cxx @@ -270,6 +270,10 @@ char Fl_Text_Buffer::byte_at(int pos) const { */ void Fl_Text_Buffer::insert(int pos, const char *text) { + /* check if there is actually any text */ + if (!text || !*text) + return; + /* if pos is not contiguous to existing text, make it */ if (pos > mLength) pos = mLength; @@ -1010,7 +1014,7 @@ int Fl_Text_Buffer::search_forward(int startPos, const char *searchString, return 1; } // FIXME: character is ucs-4 - } while ((matchCase ? char_at(bp++) == *sp++ : + } while ((matchCase ? char_at(bp++) == (unsigned int)*sp++ : toupper(char_at(bp++)) == toupper(*sp++)) && bp < length()); startPos++; @@ -1040,7 +1044,7 @@ int Fl_Text_Buffer::search_backward(int startPos, const char *searchString, return 1; } // FIXME: character is ucs-4 - } while ((matchCase ? char_at(bp--) == *sp-- : + } while ((matchCase ? char_at(bp--) == (unsigned int)*sp-- : toupper(char_at(bp--)) == toupper(*sp--)) && bp >= 0); startPos--; @@ -1128,6 +1132,9 @@ int Fl_Text_Buffer::findchars_backward(int startPos, const char *searchChars, */ int Fl_Text_Buffer::insert_(int pos, const char *text) { + if (!text || !*text) + return 0; + int insertedLength = strlen(text); /* Prepare the buffer to receive the new text. If the new text fits in @@ -1246,7 +1253,7 @@ int Fl_Text_Selection::position(int *startpos, int *endpos) const { */ int Fl_Text_Selection::includes(int pos) const { return (selected() && pos >= start() && pos < end() ); - } +} /* |