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/*
htop - IOPriorityPanel.c
(C) 2004-2012 Hisham H. Muhammad
Released under the GNU GPLv2+, see the COPYING file
in the source distribution for its full text.
*/
#include "linux/IOPriorityPanel.h"
#include <stdbool.h>
#include <stddef.h>
#include "FunctionBar.h"
#include "ListItem.h"
#include "Object.h"
#include "XUtils.h"
#include "IOPriority.h"
Panel* IOPriorityPanel_new(IOPriority currPrio) {
Panel* this = Panel_new(1, 1, 1, 1, Class(ListItem), true, FunctionBar_newEnterEsc("Set ", "Cancel "));
Panel_setHeader(this, "IO Priority:");
Panel_add(this, (Object*) ListItem_new("None (based on nice)", IOPriority_None));
if (currPrio == IOPriority_None) {
Panel_setSelected(this, 0);
}
static const struct {
int klass;
const char* name;
} classes[] = {
{ .klass = IOPRIO_CLASS_RT, .name = "Realtime" },
{ .klass = IOPRIO_CLASS_BE, .name = "Best-effort" },
{ .klass = 0, .name = NULL }
};
for (int c = 0; classes[c].name; c++) {
for (int i = 0; i < 8; i++) {
char name[50];
xSnprintf(name, sizeof(name), "%s %d %s", classes[c].name, i, i == 0 ? "(High)" : (i == 7 ? "(Low)" : ""));
IOPriority ioprio = IOPriority_tuple(classes[c].klass, i);
Panel_add(this, (Object*) ListItem_new(name, ioprio));
if (currPrio == ioprio) {
Panel_setSelected(this, Panel_size(this) - 1);
}
}
}
Panel_add(this, (Object*) ListItem_new("Idle", IOPriority_Idle));
if (currPrio == IOPriority_Idle) {
Panel_setSelected(this, Panel_size(this) - 1);
}
return this;
}
IOPriority IOPriorityPanel_getIOPriority(Panel* this) {
const ListItem* selected = (ListItem*) Panel_getSelected(this);
return selected ? selected->key : IOPriority_None;
}
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