81 lines
1.4 KiB
C
81 lines
1.4 KiB
C
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#include <string.h>
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#include "doomkeys.h"
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#include "txt_button.h"
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#include "txt_io.h"
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#include "txt_main.h"
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#include "txt_window.h"
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static void TXT_ButtonSizeCalc(UNCAST(button), int *w, int *h)
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{
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CAST(txt_button_t, button);
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// Minimum width is the string length + two spaces for padding
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*w = strlen(button->label) + 2;
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*h = 1;
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}
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static void TXT_ButtonDrawer(UNCAST(button), int w, int selected)
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{
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CAST(txt_button_t, button);
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int i;
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TXT_BGColor(TXT_COLOR_BLUE, 0);
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TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);
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TXT_DrawString(" ");
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if (selected)
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{
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TXT_BGColor(TXT_COLOR_GREY, 0);
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}
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TXT_DrawString(button->label);
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for (i=strlen(button->label); i < w-2; ++i)
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{
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TXT_DrawString(" ");
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}
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}
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static void TXT_ButtonDestructor(UNCAST(button))
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{
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CAST(txt_button_t, button);
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free(button->label);
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}
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static int TXT_ButtonKeyPress(UNCAST(button), int key)
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{
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CAST(txt_button_t, button);
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if (key == KEY_ENTER)
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{
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TXT_EmitSignal(button, "pressed");
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}
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return 0;
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}
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txt_widget_class_t txt_button_class =
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{
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TXT_ButtonSizeCalc,
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TXT_ButtonDrawer,
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TXT_ButtonKeyPress,
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TXT_ButtonDestructor,
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};
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txt_button_t *TXT_NewButton(char *label)
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{
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txt_button_t *button;
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button = malloc(sizeof(txt_button_t));
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TXT_InitWidget(button, &txt_button_class);
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button->label = strdup(label);
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return button;
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}
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