#include <sstream>
#include <fcntl.h>
+
namespace APT {
namespace Progress {
return true;
}
+int PackageManagerFancy::GetNumberTerminalRows()
+{
+ struct winsize win;
+ if(ioctl(STDOUT_FILENO, TIOCGWINSZ, (char *)&win) != 0)
+ return -1;
+
+ return win.ws_row;
+}
void PackageManagerFancy::SetupTerminalScrollArea(int nr_rows)
{
}
PackageManagerFancy::PackageManagerFancy()
- : nr_terminal_rows(-1)
{
- struct winsize win;
- if(ioctl(STDOUT_FILENO, TIOCGWINSZ, (char *)&win) == 0)
- {
- nr_terminal_rows = win.ws_row;
- }
+ // setup terminal size
+ old_SIGWINCH = signal(SIGWINCH, HandleSIGWINCH);
+}
+
+PackageManagerFancy::~PackageManagerFancy()
+{
+ signal(SIGWINCH, old_SIGWINCH);
+}
+
+void PackageManagerFancy::HandleSIGWINCH(int)
+{
+ int nr_terminal_rows = GetNumberTerminalRows();
+ SetupTerminalScrollArea(nr_terminal_rows);
}
void PackageManagerFancy::Start()
{
+ int nr_terminal_rows = GetNumberTerminalRows();
if (nr_terminal_rows > 0)
SetupTerminalScrollArea(nr_terminal_rows);
}
void PackageManagerFancy::Stop()
{
+ int nr_terminal_rows = GetNumberTerminalRows();
if (nr_terminal_rows > 0)
{
SetupTerminalScrollArea(nr_terminal_rows + 1);
HumanReadableAction))
return false;
- int row = nr_terminal_rows;
+ int row = GetNumberTerminalRows();
static string save_cursor = "\033[s";
static string restore_cursor = "\033[u";
#include <string>
#include <unistd.h>
-
+#include <signal.h>
namespace APT {
namespace Progress {
class PackageManagerFancy : public PackageManager
{
protected:
- int nr_terminal_rows;
- void SetupTerminalScrollArea(int nr_rows);
+ static void SetupTerminalScrollArea(int nr_rows);
+ static int GetNumberTerminalRows();
+ static void HandleSIGWINCH(int);
+ sighandler_t old_SIGWINCH;
public:
PackageManagerFancy();
+ ~PackageManagerFancy();
virtual void Start();
virtual void Stop();
virtual bool StatusChanged(std::string PackageName,