Refactor window logic into reusable parts, add a new terminal application.
The gears code is moved into a new file gearc.c and the window decoration
and management code stays in window.c. A new application 'terminal' is the
second user of the windowing code, but doesn't do anything useful yet.
diff --git a/terminal.c b/terminal.c
new file mode 100644
index 0000000..e029d9b
--- /dev/null
+++ b/terminal.c
@@ -0,0 +1,133 @@
+/*
+ * Copyright © 2008 Kristian Høgsberg
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <math.h>
+#include <time.h>
+#include <cairo.h>
+#include <glib.h>
+
+#include <GL/gl.h>
+#include <eagle.h>
+
+#include "wayland-client.h"
+#include "wayland-glib.h"
+
+#include "cairo-util.h"
+#include "window.h"
+
+static const char gem_device[] = "/dev/dri/card0";
+static const char socket_name[] = "\0wayland";
+
+struct terminal {
+ struct window *window;
+ struct wl_display *display;
+ int resize_scheduled;
+};
+
+static gboolean
+resize_window(void *data)
+{
+ struct terminal *terminal = data;
+
+ window_draw(terminal->window);
+ wl_display_commit(terminal->display, 0);
+
+ return FALSE;
+}
+
+static void
+resize_handler(struct window *window, int32_t width, int32_t height, void *data)
+{
+ struct terminal *terminal = data;
+
+ if (!terminal->resize_scheduled) {
+ g_idle_add(resize_window, terminal);
+ terminal->resize_scheduled = 1;
+ }
+}
+
+static void
+acknowledge_handler(struct window *window, uint32_t key, void *data)
+{
+ struct terminal *terminal = data;
+
+ terminal->resize_scheduled = 0;
+}
+
+static struct terminal *
+terminal_create(struct wl_display *display, int fd)
+{
+ struct terminal *terminal;
+
+ terminal = malloc(sizeof *terminal);
+ if (terminal == NULL)
+ return terminal;
+
+ terminal->window = window_create(display, fd, "Wayland Terminal",
+ 500, 100, 300, 200);
+ terminal->display = display;
+ terminal->resize_scheduled = 1;
+
+ window_set_resize_handler(terminal->window, resize_handler, terminal);
+ window_set_acknowledge_handler(terminal->window, acknowledge_handler, terminal);
+
+ return terminal;
+}
+
+int main(int argc, char *argv[])
+{
+ struct wl_display *display;
+ int fd;
+ GMainLoop *loop;
+ GSource *source;
+ struct terminal *terminal;
+
+ fd = open(gem_device, O_RDWR);
+ if (fd < 0) {
+ fprintf(stderr, "drm open failed: %m\n");
+ return -1;
+ }
+
+ display = wl_display_create(socket_name, sizeof socket_name);
+ if (display == NULL) {
+ fprintf(stderr, "failed to create display: %m\n");
+ return -1;
+ }
+
+ loop = g_main_loop_new(NULL, FALSE);
+ source = wl_glib_source_new(display);
+ g_source_attach(source, NULL);
+
+ terminal = terminal_create(display, fd);
+ window_draw(terminal->window);
+ wl_display_commit(display, 0);
+
+ g_main_loop_run(loop);
+
+ return 0;
+}