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#include <string.h>
#include "txt_button.h"
#include "txt_io.h"
#include "txt_main.h"
#include "txt_widget.h"
#include "txt_window.h"
static void TXT_ButtonSizeCalc(txt_widget_t *widget, int *w, int *h)
{
txt_button_t *button = (txt_button_t *) widget;
// Minimum width is the string length + two spaces for padding
*w = strlen(button->label) + 2;
*h = 1;
}
static void TXT_ButtonDrawer(txt_widget_t *widget, int w, int selected)
{
txt_button_t *button = (txt_button_t *) widget;
int i;
TXT_BGColor(TXT_COLOR_BLUE, 0);
TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);
TXT_DrawString(" ");
if (selected)
{
TXT_BGColor(TXT_COLOR_GREY, 0);
}
TXT_DrawString(button->label);
for (i=strlen(button->label); i < w-2; ++i)
{
TXT_DrawString(" ");
}
}
static void TXT_ButtonDestructor(txt_widget_t *widget)
{
txt_button_t *button = (txt_button_t *) widget;
free(button->label);
free(button);
}
static int TXT_ButtonKeyPress(txt_widget_t *widget, int key)
{
return 0;
}
txt_widget_class_t txt_button_class =
{
TXT_ButtonSizeCalc,
TXT_ButtonDrawer,
TXT_ButtonKeyPress,
TXT_ButtonDestructor,
};
txt_button_t *TXT_NewButton(char *label)
{
txt_button_t *button;
button = malloc(sizeof(txt_button_t));
button->widget.widget_class = &txt_button_class;
button->widget.selectable = 1;
button->widget.visible = 1;
button->label = strdup(label);
return button;
}
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