htop/AvailableColumnsPanel.c

86 lines
2.5 KiB
C

/*
htop - AvailableColumnsPanel.c
(C) 2004-2011 Hisham H. Muhammad
Released under the GNU GPLv2, see the COPYING file
in the source distribution for its full text.
*/
#include "AvailableColumnsPanel.h"
#include "Platform.h"
#include "Header.h"
#include "ColumnsPanel.h"
#include <assert.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
static const char* const AvailableColumnsFunctions[] = {" ", " ", " ", " ", "Add ", " ", " ", " ", " ", "Done ", NULL};
static void AvailableColumnsPanel_delete(Object* object) {
Panel* super = (Panel*) object;
AvailableColumnsPanel* this = (AvailableColumnsPanel*) object;
Panel_done(super);
free(this);
}
static HandlerResult AvailableColumnsPanel_eventHandler(Panel* super, int ch) {
AvailableColumnsPanel* this = (AvailableColumnsPanel*) super;
HandlerResult result = IGNORED;
switch(ch) {
case 13:
case KEY_ENTER:
case KEY_F(5):
{
const ListItem* selected = (ListItem*) Panel_getSelected(super);
if (!selected)
break;
int key = selected->key;
int at = Panel_getSelectedIndex(this->columns);
Panel_insert(this->columns, at, (Object*) ListItem_new(Process_fields[key].name, key));
Panel_setSelected(this->columns, at+1);
ColumnsPanel_update(this->columns);
result = HANDLED;
break;
}
default:
{
if (0 < ch && ch < 255 && isalpha((unsigned char)ch))
result = Panel_selectByTyping(super, ch);
break;
}
}
return result;
}
PanelClass AvailableColumnsPanel_class = {
.super = {
.extends = Class(Panel),
.delete = AvailableColumnsPanel_delete
},
.eventHandler = AvailableColumnsPanel_eventHandler
};
AvailableColumnsPanel* AvailableColumnsPanel_new(Panel* columns) {
AvailableColumnsPanel* this = AllocThis(AvailableColumnsPanel);
Panel* super = (Panel*) this;
FunctionBar* fuBar = FunctionBar_new(AvailableColumnsFunctions, NULL, NULL);
Panel_init(super, 1, 1, 1, 1, Class(ListItem), true, fuBar);
Panel_setHeader(super, "Available Columns");
for (int i = 1; i < Platform_numberOfFields; i++) {
if (i != COMM && Process_fields[i].description) {
char description[256];
xSnprintf(description, sizeof(description), "%s - %s", Process_fields[i].name, Process_fields[i].description);
Panel_add(super, (Object*) ListItem_new(description, i));
}
}
this->columns = columns;
return this;
}