swk

commit 3d689358f91b3dc593652bd2a9cc0a014a592b5b
parent 41c901a65ffa93711e27e2484f1d7b01cfdd5be7
Author: pancake <pancake@nopcode.org>
Date:   Thu, 19 Aug 2010 00:38:17 +0200

add calculator sample application
Diffstat:
t/Makefile
 | 
5
++++-
t/calc.c
 | 
82
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 86 insertions(+), 1 deletion(-)
diff --git a/t/Makefile b/t/Makefile
@@ -2,7 +2,7 @@ include ../swk.mk
 
 CFLAGS=-I.. -Wall
 
-all: test tlock ui
+all: test calc tlock ui
 
 test: test.o
 	${CC} ${SWKLIBS} test.o -o test ../libswk.a
@@ -10,6 +10,9 @@ test: test.o
 tlock: tlock.o
 	${CC} ${SWKLIBS} tlock.o -o tlock ../libswk.a
 
+calc: calc.o
+	${CC} ${SWKLIBS} calc.o -o calc ../libswk.a
+
 ui: ui.o
 	${CC} ${SWKLIBS} ui.o -o ui ../libswk.a
 
diff --git a/t/calc.c b/t/calc.c
@@ -0,0 +1,82 @@
+#include <stdio.h>
+#include <string.h>
+#include <swk.h>
+
+static int bufferi = 0;
+static char buffer[256];
+
+static void button(SwkEvent *e) {
+	if(e->type==EClick) {
+		int key = *e->box->text;
+		switch(key) {
+		case 'C':
+			bufferi = buffer[0] = 0;
+			break;
+		case '<':
+			if(bufferi>0)
+				buffer[--bufferi] = 0;
+			break;
+		case '=':
+			{
+			FILE *pd;
+			static char buffer2[sizeof(buffer)+32];
+			snprintf(buffer2, sizeof(buffer2), "echo '%s' | bc -q", buffer);
+			pd = popen(buffer2, "r");
+			fgets(buffer, sizeof(buffer),pd);
+			bufferi=strlen(buffer)-1;
+			pclose(pd);
+			}
+			break;
+		default:
+			if(bufferi<sizeof(buffer)) {
+				buffer[bufferi++] = key;
+				buffer[bufferi] = 0;
+			}
+			break;
+		}
+	}
+	return swk_bigbutton(e);
+}
+
+static SwkBox contents[] = {
+	SWK_BOX_NEWLINE(1),
+	{ .cb=swk_label, .text=buffer },
+	{ .cb=button, .text="<" },
+	SWK_BOX_NEWLINE(2),
+	{ .cb=button, .text="1" },
+	{ .cb=button, .text="2" },
+	{ .cb=button, .text="3" },
+	{ .cb=button, .text="C" },
+	SWK_BOX_NEWLINE(1),
+	{ .cb=button, .text="4" },
+	{ .cb=button, .text="5" },
+	{ .cb=button, .text="6" },
+	{ .cb=button, .text="+" },
+	SWK_BOX_NEWLINE(1),
+	{ .cb=button, .text="7" },
+	{ .cb=button, .text="8" },
+	{ .cb=button, .text="9" },
+	{ .cb=button, .text="-" },
+	SWK_BOX_NEWLINE(1),
+	{ .cb=button, .text="%" },
+	{ .cb=button, .text="0" },
+	{ .cb=button, .text="/" },
+	{ .cb=button, .text="*" },
+	SWK_BOX_NEWLINE(1),
+	{ .cb=swk_separator },
+	{ .cb=button, .text="=" },
+	{ .cb=NULL }
+};
+
+int main() {
+	SwkWindow w = {
+		.title="Calculator",
+		.boxes={contents,NULL},
+		.box=contents,
+	};
+	if(!swk_use(&w))
+		return 1;
+	*buffer = 0;
+	swk_loop();
+	return 0;
+}