From cdc100ff4a0ceecae2ee2cecaf9df6b82b8636e4 Mon Sep 17 00:00:00 2001
From: Dušan Ďurech <dusan.d@centrum.cz>
Date: Sun, 27 Dec 2009 20:49:44 +0100
Subject: implements yes/no dialog if to quit the game or not

---
 src/client/yes_no_dialog.c | 137 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 src/client/yes_no_dialog.c

(limited to 'src/client/yes_no_dialog.c')

diff --git a/src/client/yes_no_dialog.c b/src/client/yes_no_dialog.c
new file mode 100644
index 0000000..0b7f9b3
--- /dev/null
+++ b/src/client/yes_no_dialog.c
@@ -0,0 +1,137 @@
+#include <stdlib.h>
+#include <assert.h>
+
+#include "main.h"
+#include "list.h"
+
+#include "interface.h"
+#include "hotKey.h"
+#include "yes_no_dialog.h"
+#include "image.h"
+#include "font.h"
+
+#include "widget.h"
+#include "widget_label.h"
+#include "widget_button.h"
+
+static image_t *g_background;
+
+static widget_t *widgetLabelMsg;
+
+static widget_t *widgetButtonYes;
+static widget_t *widgetButtonNo;
+
+static void (*handle_yes)(void *param);
+static void (*handle_no)(void *param);
+static void *param;
+static bool_t active_dialog;
+
+static void eventWidget(void *p)
+{
+	widget_t *button;
+
+	button = (widget_t *) p;
+
+	yes_no_dialog_set_active(FALSE);
+
+	if (button == widgetButtonYes) {
+		handle_yes(param);
+	}
+
+	if (button == widgetButtonNo) {
+		handle_no(param);
+	}
+}
+
+void yes_no_dialog_init()
+{
+	active_dialog = FALSE;
+
+	g_background = image_get(IMAGE_GROUP_BASE, "screen_main");
+
+	widgetLabelMsg = label_new("empty label", WINDOW_SIZE_X / 2,
+				   YES_NO_DIALOG_LOCATIN_Y + 20,
+				   WIDGET_LABEL_CENTER);
+
+	widgetButtonYes = button_new(_("Yes"), YES_NO_DIALOG_LOCATIN_X + 20,
+				      YES_NO_DIALOG_LOCATIN_Y + 60,
+				      eventWidget);
+
+	widgetButtonNo = button_new(_("No"), YES_NO_DIALOG_LOCATIN_X + 20 +
+						 WIDGET_BUTTON_WIDTH + 20,
+				      YES_NO_DIALOG_LOCATIN_Y + 60,
+				      eventWidget);
+}
+
+static void hotkey_escape()
+{
+	yes_no_dialog_set_active(FALSE);
+	handle_no(param);
+}
+
+void yes_no_dialog_set_active(bool_t active)
+{
+	active_dialog = active;
+
+	if (active_dialog == TRUE)
+	{
+		hot_key_register(SDLK_ESCAPE, hotkey_escape);
+	}
+	else
+	{
+		hot_key_unregister(SDLK_ESCAPE);
+	}
+}
+
+bool_t yes_no_dialog_is_active()
+{
+	return active_dialog;
+}
+
+void yes_no_dialog_set(char *label, void *function_yes, void *function_no, void *p_param)
+{
+	label_destroy(widgetLabelMsg);
+
+	widgetLabelMsg = label_new(label, WINDOW_SIZE_X / 2,
+				   YES_NO_DIALOG_LOCATIN_Y + 20,
+				   WIDGET_LABEL_CENTER);
+
+	handle_yes = function_yes;
+	handle_no = function_no;
+	param = p_param;
+}
+
+void yes_no_dialog_draw()
+{
+	if (active_dialog == FALSE) {
+		return;
+	}
+
+	image_draw(g_background, YES_NO_DIALOG_LOCATIN_X,
+				 YES_NO_DIALOG_LOCATIN_Y,
+				 YES_NO_DIALOG_LOCATIN_X,
+				 YES_NO_DIALOG_LOCATIN_Y,
+				 YES_NO_DIALOG_SIZE_X,
+				 YES_NO_DIALOG_SIZE_Y);
+
+	label_draw(widgetLabelMsg);
+	button_draw(widgetButtonYes);
+	button_draw(widgetButtonNo);
+}
+
+void yes_no_dialog_event()
+{
+	if (active_dialog == FALSE) {
+		return;
+	}
+
+	button_event(widgetButtonYes);
+	button_event(widgetButtonNo);
+}
+
+void yes_no_dialog_quit()
+{
+	label_destroy(widgetLabelMsg);
+	button_destroy(widgetButtonYes);
+	button_destroy(widgetButtonNo);
+}
-- 
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