diff options
author | Campbell Barton <ideasman42@gmail.com> | 2016-03-10 16:04:13 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2016-03-10 16:06:09 +0300 |
commit | 033b0789c8fb17f0a9e6f66ff0a6fb9df53af236 (patch) | |
tree | 07f3fd247c87bdd19e11a056732b130d05cd7cca /source/blender/blenkernel/intern/text.c | |
parent | de7a8af79380ba9c77bedb068b72f3d7e05bc98e (diff) |
Text Editor: Auto indent for backspace/delete
Editing with spaces + auto-indent didn't delete indentation as expected.
Diffstat (limited to 'source/blender/blenkernel/intern/text.c')
-rw-r--r-- | source/blender/blenkernel/intern/text.c | 84 |
1 files changed, 54 insertions, 30 deletions
diff --git a/source/blender/blenkernel/intern/text.c b/source/blender/blenkernel/intern/text.c index 299fea2e897..6def9e3e503 100644 --- a/source/blender/blenkernel/intern/text.c +++ b/source/blender/blenkernel/intern/text.c @@ -990,11 +990,51 @@ void txt_move_down(Text *text, const bool sel) if (!sel) txt_pop_sel(text); } +int txt_calc_tab_left(TextLine *tl, int ch) +{ + /* do nice left only if there are only spaces */ + + int tabsize = (ch < TXT_TABSIZE) ? ch : TXT_TABSIZE; + + for (int i = 0; i < ch; i++) + if (tl->line[i] != ' ') { + tabsize = 0; + break; + } + + /* if in the middle of the space-tab */ + if (tabsize && ch % TXT_TABSIZE != 0) + tabsize = (ch % TXT_TABSIZE); + return tabsize; +} + +int txt_calc_tab_right(TextLine *tl, int ch) +{ + if (tl->line[ch] == ' ') { + int i; + for (i = 0; i < ch; i++) { + if (tl->line[i] != ' ') { + return 0; + } + } + + int tabsize = (ch) % TXT_TABSIZE + 1; + for (i = ch + 1; tl->line[i] == ' ' && tabsize < TXT_TABSIZE; i++) { + tabsize++; + } + + return i - ch; + } + else { + return 0; + } +} + void txt_move_left(Text *text, const bool sel) { TextLine **linep; int *charp; - int tabsize = 0, i = 0; + int tabsize = 0; if (sel) txt_curs_sel(text, &linep, &charp); else { txt_pop_first(text); txt_curs_cur(text, &linep, &charp); } @@ -1007,24 +1047,15 @@ void txt_move_left(Text *text, const bool sel) } } else { - // do nice left only if there are only spaces + /* do nice left only if there are only spaces */ // TXT_TABSIZE hardcoded in DNA_text_types.h if (text->flags & TXT_TABSTOSPACES) { - tabsize = (*charp < TXT_TABSIZE) ? *charp : TXT_TABSIZE; - - for (i = 0; i < (*charp); i++) - if ((*linep)->line[i] != ' ') { - tabsize = 0; - break; - } - - // if in the middle of the space-tab - if (tabsize && (*charp) % TXT_TABSIZE != 0) - tabsize = ((*charp) % TXT_TABSIZE); + tabsize = txt_calc_tab_left(*linep, *charp); } - if (tabsize) + if (tabsize) { (*charp) -= tabsize; + } else { const char *prev = BLI_str_prev_char_utf8((*linep)->line + *charp); *charp = prev - (*linep)->line; @@ -1037,8 +1068,7 @@ void txt_move_left(Text *text, const bool sel) void txt_move_right(Text *text, const bool sel) { TextLine **linep; - int *charp, i; - bool do_tab = false; + int *charp; if (sel) txt_curs_sel(text, &linep, &charp); else { txt_pop_last(text); txt_curs_cur(text, &linep, &charp); } @@ -1051,22 +1081,16 @@ void txt_move_right(Text *text, const bool sel) } } else { - // do nice right only if there are only spaces - // spaces hardcoded in DNA_text_types.h - if (text->flags & TXT_TABSTOSPACES && (*linep)->line[*charp] == ' ') { - do_tab = true; - for (i = 0; i < *charp; i++) - if ((*linep)->line[i] != ' ') { - do_tab = false; - break; - } + /* do nice right only if there are only spaces */ + /* spaces hardcoded in DNA_text_types.h */ + int tabsize = 0; + + if (text->flags & TXT_TABSTOSPACES) { + tabsize = txt_calc_tab_right(*linep, *charp); } - if (do_tab) { - int tabsize = (*charp) % TXT_TABSIZE + 1; - for (i = *charp + 1; (*linep)->line[i] == ' ' && tabsize < TXT_TABSIZE; i++) - tabsize++; - (*charp) = i; + if (tabsize) { + (*charp) += tabsize; } else { (*charp) += BLI_str_utf8_size((*linep)->line + *charp); |