From bde8f7c102ffb7d1020302f585e775d8e1f7021a Mon Sep 17 00:00:00 2001 From: Sean Barrett Date: Sat, 27 Aug 2016 12:32:45 -0700 Subject: [PATCH] tweaks to stb_textedit custom-move-by-word patch --- stb_textedit.h | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) diff --git a/stb_textedit.h b/stb_textedit.h index 0262df1..3bae1b1 100644 --- a/stb_textedit.h +++ b/stb_textedit.h @@ -611,15 +611,16 @@ static void stb_textedit_move_to_last(STB_TEXTEDIT_STRING *str, STB_TexteditStat } #ifdef STB_TEXTEDIT_IS_SPACE -static int is_word_boundary( STB_TEXTEDIT_STRING *_str, int _idx ) +static int is_word_boundary( STB_TEXTEDIT_STRING *str, int idx ) { - return _idx > 0 ? (STB_TEXTEDIT_IS_SPACE( STB_TEXTEDIT_GETCHAR(_str,_idx-1) ) && !STB_TEXTEDIT_IS_SPACE( STB_TEXTEDIT_GETCHAR(_str, _idx) ) ) : 1; + return idx > 0 ? (STB_TEXTEDIT_IS_SPACE( STB_TEXTEDIT_GETCHAR(str,idx-1) ) && !STB_TEXTEDIT_IS_SPACE( STB_TEXTEDIT_GETCHAR(str, idx) ) ) : 1; } #ifndef STB_TEXTEDIT_MOVEWORDLEFT -static int stb_textedit_move_to_word_previous( STB_TEXTEDIT_STRING *_str, int c ) +static int stb_textedit_move_to_word_previous( STB_TEXTEDIT_STRING *str, int c ) { - while( c >= 0 && !is_word_boundary( _str, c ) ) + --c; // always move at least one character + while( c >= 0 && !is_word_boundary( str, c ) ) --c; if( c < 0 ) @@ -631,10 +632,11 @@ static int stb_textedit_move_to_word_previous( STB_TEXTEDIT_STRING *_str, int c #endif #ifndef STB_TEXTEDIT_MOVEWORDRIGHT -static int stb_textedit_move_to_word_next( STB_TEXTEDIT_STRING *_str, int c ) +static int stb_textedit_move_to_word_next( STB_TEXTEDIT_STRING *str, int c ) { const int len = STB_TEXTEDIT_STRINGLEN(_str); - while( c < len && !is_word_boundary( _str, c ) ) + ++c; // always move at least one character + while( c < len && !is_word_boundary( str, c ) ) ++c; if( c > len ) @@ -771,7 +773,7 @@ retry: if (STB_TEXT_HAS_SELECTION(state)) stb_textedit_move_to_first(state); else { - state->cursor = STB_TEXTEDIT_MOVEWORDLEFT(str, state->cursor-1); + state->cursor = STB_TEXTEDIT_MOVEWORDLEFT(str, state->cursor); stb_textedit_clamp( str, state ); } break; @@ -780,7 +782,7 @@ retry: if( !STB_TEXT_HAS_SELECTION( state ) ) stb_textedit_prep_selection_at_cursor(state); - state->cursor = STB_TEXTEDIT_MOVEWORDLEFT(str, state->cursor-1); + state->cursor = STB_TEXTEDIT_MOVEWORDLEFT(str, state->cursor); state->select_end = state->cursor; stb_textedit_clamp( str, state ); @@ -792,7 +794,7 @@ retry: if (STB_TEXT_HAS_SELECTION(state)) stb_textedit_move_to_last(str, state); else { - state->cursor = STB_TEXTEDIT_MOVEWORDRIGHT(str, state->cursor+1); + state->cursor = STB_TEXTEDIT_MOVEWORDRIGHT(str, state->cursor); stb_textedit_clamp( str, state ); } break; @@ -801,7 +803,7 @@ retry: if( !STB_TEXT_HAS_SELECTION( state ) ) stb_textedit_prep_selection_at_cursor(state); - state->cursor = STB_TEXTEDIT_MOVEWORDRIGHT(str, state->cursor+1); + state->cursor = STB_TEXTEDIT_MOVEWORDRIGHT(str, state->cursor); state->select_end = state->cursor; stb_textedit_clamp( str, state );