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#include <stdlib.h>
#include <string.h>
#include "doomkeys.h"
#include "txt_radiobutton.h"
#include "txt_io.h"
#include "txt_main.h"
#include "txt_window.h"
static void TXT_RadioButtonSizeCalc(TXT_UNCAST_ARG(radiobutton), int *w, int *h)
{
TXT_CAST_ARG(txt_radiobutton_t, radiobutton);
// Minimum width is the string length + two spaces for padding
*w = strlen(radiobutton->label) + 6;
*h = 1;
}
static void TXT_RadioButtonDrawer(TXT_UNCAST_ARG(radiobutton), int w, int selected)
{
TXT_CAST_ARG(txt_radiobutton_t, radiobutton);
int i;
TXT_BGColor(TXT_COLOR_BLUE, 0);
TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
TXT_DrawString(" (");
TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);
if (*radiobutton->variable == radiobutton->value)
{
TXT_DrawString("\x07");
}
else
{
TXT_DrawString(" ");
}
TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
TXT_DrawString(") ");
if (selected)
{
TXT_BGColor(TXT_COLOR_GREY, 0);
}
TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);
TXT_DrawString(radiobutton->label);
for (i=strlen(radiobutton->label); i < w-6; ++i)
{
TXT_DrawString(" ");
}
}
static void TXT_RadioButtonDestructor(TXT_UNCAST_ARG(radiobutton))
{
TXT_CAST_ARG(txt_radiobutton_t, radiobutton);
free(radiobutton->label);
}
static int TXT_RadioButtonKeyPress(TXT_UNCAST_ARG(radiobutton), int key)
{
TXT_CAST_ARG(txt_radiobutton_t, radiobutton);
if (key == KEY_ENTER || key == ' ')
{
if (*radiobutton->variable != radiobutton->value)
{
*radiobutton->variable = radiobutton->value;
TXT_EmitSignal(radiobutton, "selected");
}
return 1;
}
return 0;
}
txt_widget_class_t txt_radiobutton_class =
{
TXT_RadioButtonSizeCalc,
TXT_RadioButtonDrawer,
TXT_RadioButtonKeyPress,
TXT_RadioButtonDestructor,
};
txt_radiobutton_t *TXT_NewRadioButton(char *label, int *variable, int value)
{
txt_radiobutton_t *radiobutton;
radiobutton = malloc(sizeof(txt_radiobutton_t));
TXT_InitWidget(radiobutton, &txt_radiobutton_class);
radiobutton->label = strdup(label);
radiobutton->variable = variable;
radiobutton->value = value;
return radiobutton;
}
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