1 files changed, 140 insertions, 0 deletions
diff --git a/src/widget/widget_catchkey.c b/src/widget/widget_catchkey.c
new file mode 100644
index 0000000..b213890
--- /dev/null
+++ b/src/widget/widget_catchkey.c
@@ -0,0 +1,140 @@
+
+#include <stdlib.h>
+#include <assert.h>
+
+#include "main.h"
+#include "interface.h"
+#include "font.h"
+
+#include "widget.h"
+#include "widget_catchkey.h"
+
+widget_t *newWidgetCatchkey(int key, int x, int y, void *event)
+{
+	widget_catchkey_t *new;
+
+	new = malloc(sizeof(widget_catchkey_t));
+	new->key = key;
+	new->fce_event = event;
+	new->active = FALSE;
+
+	return newWidget(WIDGET_TYPE_CATCHKEY, x, y, WIDGET_CATCHKEY_WIDTH, WIDGET_CATCHKEY_HEIGHT, new);
+}
+
+int getWidgetCatchKey(widget_t * widget)
+{
+	widget_catchkey_t *p;
+
+	assert(widget != NULL);
+	assert(widget->type == WIDGET_TYPE_CATCHKEY);
+
+	p = (widget_catchkey_t *) widget->private_data;
+
+	return p->key;
+}
+
+void setWidgetCatchKey(widget_t * widget, int key)
+{
+	widget_catchkey_t *p;
+
+	assert(widget != NULL);
+	assert(widget->type == WIDGET_TYPE_CATCHKEY);
+
+	p = (widget_catchkey_t *) widget->private_data;
+
+	p->key = key;
+}
+
+void drawWidgetCatchkey(widget_t * widget)
+{
+	widget_catchkey_t *p;
+	char *name;
+
+	assert(widget != NULL);
+	assert(widget->type == WIDGET_TYPE_CATCHKEY);
+
+	p = (widget_catchkey_t *) widget->private_data;
+	name = NULL;
+
+	if (p->key != WIDGET_CATCHKEY_NOKEY) {
+		name = (char *) SDL_GetKeyName(p->key);
+	}
+
+	if (name == NULL) {
+		name = "no key";
+	}
+
+	if (p->active) {
+		drawFont(name, widget->x, widget->y, COLOR_RED);
+	} else {
+		drawFont(name, widget->x, widget->y, COLOR_WHITE);
+	}
+}
+
+static int getPessAnyKey()
+{
+	Uint8 *mapa;
+	int i;
+
+	mapa = SDL_GetKeyState(NULL);
+
+	for (i = SDLK_FIRST; i <= SDLK_COMPOSE; i++) {
+		if (i == SDLK_NUMLOCK ||	// black key
+		    i == SDLK_CAPSLOCK ||
+		    i == SDLK_SCROLLOCK) {
+			continue;
+		}
+
+		if (mapa[i] == SDL_PRESSED) {
+			return i;
+		}
+	}
+
+	return WIDGET_CATCHKEY_NOKEY;
+}
+
+void eventWidgetCatchkey(widget_t * widget)
+{
+	widget_catchkey_t *p;
+	int x, y;
+
+	assert(widget != NULL);
+	assert(widget->type == WIDGET_TYPE_CATCHKEY);
+
+	p = (widget_catchkey_t *) widget->private_data;
+
+	getMousePosition(&x, &y);
+
+	if (isMouseClicked()) {
+		if (x >= widget->x && x <= widget->x + WIDGET_CATCHKEY_WIDTH &&
+		    y >= widget->y && y <= widget->y + WIDGET_CATCHKEY_HEIGHT) {
+			p->active = TRUE;
+		} else {
+			p->active = FALSE;
+		}
+	}
+
+	if (p->active == TRUE) {
+		int key;
+
+		key = getPessAnyKey();
+
+		if (key != WIDGET_CATCHKEY_NOKEY) {
+			p->key = key;
+			p->fce_event(widget);
+		}
+	}
+}
+
+void destroyWidgetCatchkey(widget_t * widget)
+{
+	widget_catchkey_t *p;
+
+	assert(widget != NULL);
+	assert(widget->type == WIDGET_TYPE_CATCHKEY);
+
+	p = (widget_catchkey_t *) widget->private_data;
+
+	free(p);
+	destroyWidget(widget);
+}