From b667ea0fbd26af222f828199e7b9a7e62ad98081 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Sat, 22 Aug 2020 23:31:47 +0200
Subject: Some window fb and yield implementation

---
 apps/wm.c | 35 +++++++++++++++++++++++++----------
 1 file changed, 25 insertions(+), 10 deletions(-)

(limited to 'apps/wm.c')

diff --git a/apps/wm.c b/apps/wm.c
index ffb1b4d..3984abc 100644
--- a/apps/wm.c
+++ b/apps/wm.c
@@ -3,11 +3,16 @@
 #include <def.h>
 #include <gui.h>
 #include <input.h>
+#include <list.h>
+#include <mem.h>
 #include <print.h>
 #include <random.h>
 #include <sys.h>
 #include <vesa.h>
 
+struct vbe *vbe;
+struct list *windows;
+
 void onkey(u32 scancode)
 {
 	printf("WM KEY EVENT %d\n", scancode);
@@ -17,36 +22,46 @@ void onkey(u32 scancode)
 	event_resolve();
 }
 
-int main(int argc, char **argv)
+static struct window *new_window(int x, int y, u16 width, u16 height)
 {
-	srand(time());
-
-	printf("ARGC: %d\n", argc);
-	printf("[%s loaded]\n", argv[0]);
+	struct window *win = malloc(sizeof(*win));
+	win->x = x;
+	win->y = y;
+	win->width = width;
+	win->height = height;
+	win->fb = malloc(width * height * (vbe->bpp >> 3));
+	return win;
+}
 
-	struct vbe *vbe = (struct vbe *)argv[1];
+int main(int argc, char **argv)
+{
+	(void)argc;
+	vbe = (struct vbe *)argv[1];
+	windows = list_new();
 
 	printf("VBE: %dx%d\n", vbe->width, vbe->height);
 
 	const u32 color[3] = { 0, 0, 0 };
-	const u32 text[3] = { 0xff, 0xff, 0xff };
 	vesa_fill(vbe, color);
 	gui_init("/font/spleen-16x32.psfu");
-	gui_write(vbe, 50, 50, text, "hallo");
 
 	event_map(EVENT_KEYBOARD, onkey);
 
 	struct message *msg;
 	while (1) { // TODO: Remove continuous polling?
-		if (!(msg = msg_receive()))
+		if (!(msg = msg_receive())) {
+			yield();
 			continue;
+		}
 
 		switch (msg->type) {
 		case MSG_NEW_WINDOW:
 			printf("New window for pid %d\n", msg->src);
+			struct window *win = new_window(50, 50, 200, 200);
+			msg_send(msg->src, MSG_NEW_WINDOW, win);
 			break;
 		default:
-			printf("Unknown WM request!");
+			printf("Unknown WM request %d from pid %d", msg->type, msg->src);
 		}
 	};
 
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