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#include "cliutils.h"
#include <QtGlobal>
#if defined(Q_OS_WIN32)
#include <windows.h>
#elif defined(Q_OS_UNIX)
#include <sys/ioctl.h>
#include <unistd.h>
#endif
#if defined(Q_OS_WIN32)
int getCliColumns()
{
CONSOLE_SCREEN_BUFFER_INFO data;
GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &data);
return data.dwSize.X;
}
int getCliRows()
{
CONSOLE_SCREEN_BUFFER_INFO data;
GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &data);
return data.dwSize.Y;
}
#elif defined(Q_OS_UNIX)
int getCliColumns()
{
struct winsize w;
ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
return w.ws_col;
}
int getCliRows()
{
struct winsize w;
ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
return w.ws_row;
}
#endif
QStringList toAsciiTree(const AsciiTree& tree, const QList<bool>& indents, bool topLevel, bool lastNode)
{
static const QString indentStr = " | ";
static const QString indentStrEmpty = " ";
static const QString branchStr = " +-";
static const QString branchStrLast = " `-";
QStringList lines;
QString line;
if (!topLevel)
{
// Draw indent before this node
foreach (bool indent, indents)
line += (indent ? indentStr : indentStrEmpty);
// Draw node prefix
line += (lastNode ? branchStrLast : branchStr);
}
// Draw label
line += tree.label;
lines << line;
if (tree.childs.size() == 0)
return lines;
// Draw childs
int i = 0;
int lastIdx = tree.childs.size() - 1;
QList<bool> subIndents = indents;
if (!topLevel)
subIndents << (lastNode ? false : true);
foreach (const AsciiTree& subTree, tree.childs)
{
lines += toAsciiTree(subTree, subIndents, false, i == lastIdx);
i++;
}
return lines;
}
QString toAsciiTree(const AsciiTree& tree)
{
QList<bool> subIndents;
QStringList lines = toAsciiTree(tree, subIndents, true, true);
return lines.join("\n");
}
void initCliUtils()
{
qRegisterMetaType<AsciiTree>();
}
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