diff options
Diffstat (limited to 'konsole/konsole/konsole_wcwidth.cpp')
| -rw-r--r-- | konsole/konsole/konsole_wcwidth.cpp | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/konsole/konsole/konsole_wcwidth.cpp b/konsole/konsole/konsole_wcwidth.cpp index eeb82f4a2..1592e2de3 100644 --- a/konsole/konsole/konsole_wcwidth.cpp +++ b/konsole/konsole/konsole_wcwidth.cpp @@ -9,6 +9,10 @@ #include "konsole_wcwidth.h" +#include <stdlib.h> // for getenv() + + + struct interval { unsigned short first; unsigned short last; @@ -65,7 +69,7 @@ static int bisearch(Q_UINT16 ucs, const struct interval *table, int max) { * in ISO 10646. */ -int konsole_wcwidth(Q_UINT16 ucs) +int konsole_wcwidth_normal(Q_UINT16 ucs) { /* sorted list of non-overlapping intervals of non-spacing characters */ static const struct interval combining[] = { @@ -131,7 +135,6 @@ int konsole_wcwidth(Q_UINT16 ucs) (ucs >= 0x20000 && ucs <= 0x2ffff) */)); } -#if 0 /* * The following function is the same as konsole_wcwidth(), except that * spacing characters in the East Asian Ambiguous (A) category as @@ -202,15 +205,31 @@ int konsole_wcwidth_cjk(Q_UINT16 ucs) sizeof(ambiguous) / sizeof(struct interval) - 1)) return 2; - return konsole_wcwidth(ucs); + return konsole_wcwidth_normal(ucs); } -#endif // single byte char: +1, multi byte char: +2 int string_width( const QString &txt ) { int w = 0; - for ( uint i = 0; i < txt.length(); ++i ) - w += konsole_wcwidth( txt[ i ].unicode() ); + + for ( uint i = 1; i < txt.length(); ++i ) { + w += konsole_wcwidth(txt[i].unicode()); + } return w; } + + +int konsole_wcwidth(Q_UINT16 ucs) { + + static int use_wcwidth_cjk = (getenv("KONSOLE_WCWIDTH_CJK")) ? 1: 0; + + if (use_wcwidth_cjk) { + return konsole_wcwidth_cjk(ucs); + } else { + return konsole_wcwidth_normal(ucs); + } + +} + + |