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#include "textscreen.h"
#include "txt_keyinput.h"
int key_left = KEY_LEFTARROW;
int key_right = KEY_RIGHTARROW;
int key_up = KEY_UPARROW;
int key_down = KEY_DOWNARROW;
int key_strafeleft = ',';
int key_straferight = '.';
int key_fire = KEY_RCTRL;
int key_use = ' ';
int key_strafe = KEY_RALT;
int key_speed = KEY_RSHIFT;
static int *allkeys[] = {&key_left, &key_right, &key_up, &key_down,
&key_strafeleft, &key_straferight, &key_fire,
&key_use, &key_strafe, &key_speed};
// Callback invoked when a key control is set
static void KeySetCallback(TXT_UNCAST_ARG(widget), TXT_UNCAST_ARG(variable))
{
TXT_CAST_ARG(int, variable);
int i;
for (i=0; i<sizeof(allkeys) / sizeof(*allkeys); ++i)
{
if (*variable == *allkeys[i] && allkeys[i] != variable)
{
// A different key has the same value. Clear the existing
// value. This ensures that no two keys can have the same
// value.
*allkeys[i] = 0;
}
}
}
static void AddKeyControl(txt_table_t *table, char *name, int *var)
{
txt_key_input_t *key_input;
TXT_AddWidget(table, TXT_NewLabel(name));
key_input = TXT_NewKeyInput(var);
TXT_AddWidget(table, key_input);
TXT_SignalConnect(key_input, "set", KeySetCallback, var);
}
void ConfigKeyboard(void)
{
txt_window_t *window;
txt_table_t *table;
window = TXT_NewWindow("Keyboard configuration");
TXT_AddWidget(window, TXT_NewSeparator("Movement"));
table = TXT_NewTable(2);
TXT_SetColumnWidths(table, 20, 8);
AddKeyControl(table, "Move Forward", &key_up);
AddKeyControl(table, "Move Backward", &key_down);
AddKeyControl(table, "Turn Left", &key_left);
AddKeyControl(table, "Turn Right", &key_right);
AddKeyControl(table, "Strafe Left", &key_strafeleft);
AddKeyControl(table, "Strafe Right", &key_straferight);
AddKeyControl(table, "Speed On", &key_speed);
AddKeyControl(table, "Strafe On", &key_strafe);
TXT_AddWidget(window, table);
TXT_AddWidget(window, TXT_NewSeparator("Action"));
table = TXT_NewTable(2);
TXT_SetColumnWidths(table, 20, 8);
AddKeyControl(table, "Use", &key_use);
AddKeyControl(table, "Fire", &key_fire);
TXT_AddWidget(window, table);
}
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