From 2d62ea9e30e7249e7f3e5bc3e60f5c8e97b3e2cc Mon Sep 17 00:00:00 2001 From: "C. McEnroe" Date: Sun, 9 Feb 2020 01:28:24 -0500 Subject: Simplify edit buffer conversion and input rendering --- chat.h | 3 +-- edit.c | 25 +++++++++++----------- ui.c | 76 ++++++++++++++++++++++++++++++++++++------------------------------ 3 files changed, 55 insertions(+), 49 deletions(-) diff --git a/chat.h b/chat.h index 896549e..914fde6 100644 --- a/chat.h +++ b/chat.h @@ -156,8 +156,7 @@ enum Edit { EditEnter, }; void edit(size_t id, enum Edit op, wchar_t ch); -char *editHead(void); -char *editTail(void); +char *editBuffer(size_t *pos); const char *complete(size_t id, const char *prefix); void completeAccept(void); diff --git a/edit.c b/edit.c index 0c50f33..38dadcd 100644 --- a/edit.c +++ b/edit.c @@ -27,21 +27,22 @@ static wchar_t buf[Cap]; static size_t len; static size_t pos; -char *editHead(void) { +char *editBuffer(size_t *mbsPos) { static char mbs[MB_LEN_MAX * Cap]; + const wchar_t *ptr = buf; - size_t n = wcsnrtombs(mbs, &ptr, pos, sizeof(mbs) - 1, NULL); - assert(n != (size_t)-1); - mbs[n] = '\0'; - return mbs; -} + size_t mbsLen = wcsnrtombs(mbs, &ptr, pos, sizeof(mbs) - 1, NULL); + assert(mbsLen != (size_t)-1); + if (mbsPos) *mbsPos = mbsLen; -char *editTail(void) { - static char mbs[MB_LEN_MAX * Cap]; - const wchar_t *ptr = &buf[pos]; - size_t n = wcsnrtombs(mbs, &ptr, len - pos, sizeof(mbs) - 1, NULL); + ptr = &buf[pos]; + size_t n = wcsnrtombs( + &mbs[mbsLen], &ptr, len - pos, sizeof(mbs) - mbsLen - 1, NULL + ); assert(n != (size_t)-1); - mbs[n] = '\0'; + mbsLen += n; + + mbs[mbsLen] = '\0'; return mbs; } @@ -78,7 +79,7 @@ void edit(size_t id, enum Edit op, wchar_t ch) { } break; case EditEnter: { pos = 0; - command(id, editTail()); + command(id, editBuffer(NULL)); len = 0; } } diff --git a/ui.c b/ui.c index 23bf929..c342339 100644 --- a/ui.c +++ b/ui.c @@ -507,48 +507,54 @@ static void inputAdd(struct Style *style, const char *str) { static void inputUpdate(void) { size_t id = windows.active->id; - const char *nick = self.nick; - const char *head = editHead(); + size_t pos; + char *buf = editBuffer(&pos); + const char *skip = NULL; - const char *pre = ""; - const char *suf = " "; - struct Style style = { .fg = self.color, .bg = Default }; - struct Style reset = Reset; - if (NULL != (skip = commandIsPrivmsg(id, head))) { - pre = "<"; - suf = "> "; - } else if (NULL != (skip = commandIsNotice(id, head))) { - pre = "-"; - suf = "- "; - reset.fg = LightGray; - } else if (NULL != (skip = commandIsAction(id, head))) { - style.attr |= A_ITALIC; - pre = "* "; - reset.attr |= A_ITALIC; + struct Style init = { .fg = self.color, .bg = Default }; + struct Style rest = Reset; + const char *prefix = ""; + const char *prompt = (self.nick ? self.nick : ""); + const char *suffix = ""; + if (NULL != (skip = commandIsPrivmsg(id, buf))) { + prefix = "<"; suffix = "> "; + } else if (NULL != (skip = commandIsNotice(id, buf))) { + prefix = "-"; suffix = "- "; + rest.fg = LightGray; + } else if (NULL != (skip = commandIsAction(id, buf))) { + init.attr |= A_ITALIC; + prefix = "* "; suffix = " "; + rest.attr |= A_ITALIC; } else if (id == Debug) { - skip = head; - style.fg = Gray; - pre = "<<"; - nick = NULL; + skip = buf; + init.fg = Gray; + prompt = "<< "; + } else { + prompt = ""; + } + if (skip && skip > &buf[pos]) { + skip = NULL; + prefix = prompt = suffix = ""; } int y, x; wmove(input, 0, 0); - if (skip) { - wattr_set( - input, - style.attr | colorAttr(mapColor(style.fg)), - colorPair(mapColor(style.fg), mapColor(style.bg)), - NULL - ); - waddstr(input, pre); - if (nick) waddstr(input, nick); - waddstr(input, suf); - } - style = reset; - inputAdd(&style, (skip ? skip : head)); + wattr_set( + input, + init.attr | colorAttr(mapColor(init.fg)), + colorPair(mapColor(init.fg), mapColor(init.bg)), + NULL + ); + waddstr(input, prefix); + waddstr(input, prompt); + waddstr(input, suffix); + struct Style style = rest; + char p = buf[pos]; + buf[pos] = '\0'; + inputAdd(&style, (skip ? skip : buf)); getyx(input, y, x); - inputAdd(&style, editTail()); + buf[pos] = p; + inputAdd(&style, &buf[pos]); wclrtoeol(input); wmove(input, y, x); } -- cgit 1.4.1