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Support for UTF-8 tree drawing

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(thanks to Bin Guo)
This commit is contained in:
Hisham Muhammad
2011-11-03 22:12:12 +00:00
parent b45b9e2b33
commit ca6b9238a3
5 changed files with 114 additions and 14 deletions
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25
Process.c
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@ -387,21 +387,26 @@ static void Process_writeField(Process* this, RichString* str, ProcessField fiel
} else {
char* buf = buffer;
int maxIndent = 0;
const char **treeStr = this->pl->treeStr;
bool lastItem = (this->indent < 0);
int indent = (this->indent < 0 ? -this->indent : this->indent);
if (treeStr == NULL)
treeStr = ProcessList_treeStrAscii;
for (int i = 0; i < 32; i++)
if (this->indent & (1 << i))
if (indent & (1 << i))
maxIndent = i+1;
for (int i = 0; i < maxIndent - 1; i++) {
if (this->indent & (1 << i))
snprintf(buf, n, " | ");
int written;
if (indent & (1 << i))
written = snprintf(buf, n, "%s ", treeStr[TREE_STR_VERT]);
else
snprintf(buf, n, " ");
buf += 4;
n -= 4;
written = snprintf(buf, n, " ");
buf += written;
n -= written;
}
if (this->pl->direction == 1)
snprintf(buf, n, " `%s ", this->showChildren ? "-" : "+" );
else
snprintf(buf, n, " ,%s ", this->showChildren ? "-" : "+" );
const char* draw = treeStr[lastItem ? (this->pl->direction == 1 ? TREE_STR_BEND : TREE_STR_TEND) : TREE_STR_RTEE];
snprintf(buf, n, "%s%s ", draw, this->showChildren ? treeStr[TREE_STR_SHUT] : treeStr[TREE_STR_OPEN] );
RichString_append(str, CRT_colors[PROCESS_TREE], buffer);
Process_writeCommand(this, attr, baseattr, str);
return;