initial commit

2 files changed, 133 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..f6269d1
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,16 @@
+
+GTK_PC = gtk+-3.0
+GTK_CFLAGS = $(shell pkg-config $(GTK_PC) --cflags)
+GTK_LIBS = $(shell pkg-config $(GTK_PC) --libs)
+
+CFLAGS = -g
+CFLAGS += $(GTK_CFLAGS)
+
+%.o: %.c
+	$(CC) $(CFLAGS) $(GTK_CFLAGS)-c $< -o $@
+
+gapk: gapk.o
+	$(CC) -o $@ $< $(GTK_LIBS)
+
+clean:
+	rm gapk *.o
diff --git a/gapk.c b/gapk.c
new file mode 100644
index 0000000..27d8cba
--- /dev/null
+++ b/gapk.c
@@ -0,0 +1,117 @@
+#include <stdlib.h>
+#include <gtk/gtk.h>
+
+struct apk_window {
+	GtkWidget *mainwin;
+	GtkWidget *vbox;
+	GtkWidget *progress;
+	GtkWidget *buttonbox;
+	GtkWidget *button;
+};
+
+static gboolean progress_io_cb(GIOChannel *io, GIOCondition condition, gpointer data)
+{
+	GtkWidget *progress = data;
+	GError *err = NULL;
+	gchar *buf;
+	gsize len;
+	GIOStatus status;
+	status = g_io_channel_read_line(io, &buf, &len, NULL, &err);
+	if (buf != NULL) {
+		float done, total;
+		if (sscanf(buf, "%f/%f", &done, &total) == 2)
+			gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress), done/total);
+		g_free(buf);
+	}
+	return TRUE;
+}
+
+struct apk_window win;
+
+struct apk_window *win_init(int progress_fd)
+{
+
+	GIOChannel *io;
+
+	win.mainwin = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+	gtk_container_set_border_width(GTK_CONTAINER(win.mainwin), 10);
+	g_signal_connect(win.mainwin, "destroy", G_CALLBACK(gtk_main_quit), NULL);
+
+	win.vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 10);
+
+	win.progress = gtk_progress_bar_new();
+	gtk_widget_set_size_request(win.progress, 300, -1);
+	gtk_box_pack_start(GTK_BOX(win.vbox), win.progress, FALSE, FALSE, 0);
+	gtk_widget_show(win.progress);
+
+	win.buttonbox = gtk_button_box_new(GTK_ORIENTATION_HORIZONTAL);
+	win.button = gtk_button_new_with_label("Close");
+	gtk_widget_set_sensitive(win.button, FALSE);
+	gtk_box_pack_start(GTK_BOX(win.buttonbox), win.button, FALSE, FALSE, 0);
+	g_signal_connect(win.button, "clicked", G_CALLBACK(gtk_main_quit), NULL);
+	gtk_box_pack_start(GTK_BOX(win.vbox), win.buttonbox, FALSE, FALSE, 0);
+	gtk_widget_show(win.buttonbox);
+	gtk_widget_show(win.button);
+
+	gtk_container_add(GTK_CONTAINER(win.mainwin), win.vbox);
+	gtk_widget_show(win.vbox);
+
+	gtk_widget_show(win.mainwin);
+
+	io = g_io_channel_unix_new(progress_fd);
+	g_printf("watching fd %i\n", progress_fd);
+	g_io_add_watch(io, G_IO_IN, progress_io_cb, win.progress);
+
+	return &win;
+}
+
+void child_setup(gpointer data)
+{
+	int *fd = (int *)data;
+	close(*fd);
+}
+
+void child_watch_cb(GPid pid, gint status, gpointer data)
+{
+	struct apk_window *win = (struct apk_window *)data;
+	gtk_widget_set_sensitive(win->button, TRUE);
+	g_spawn_close_pid(pid);
+}
+
+int main(int argc, char *argv[])
+{
+	char **apk_argv;
+	int progress_pipe[2];
+	int i, n = 0;
+	char fd_str[32];
+	GError *err = NULL;
+	GPid child_pid;
+
+	gtk_init(&argc, &argv);
+
+	if (pipe(progress_pipe) < 0)
+		return 1;
+
+	apk_argv = g_malloc(sizeof(char *) * (argc + 4));
+	if (argv == NULL)
+			return 2;
+	apk_argv[n++] = "apk";
+	apk_argv[n++] = "--progress-fd";
+	snprintf(fd_str, sizeof(fd_str)-1, "%i", progress_pipe[1]);
+	apk_argv[n++] = fd_str;
+	apk_argv[n++] = "--no-progress";
+	for (i = 0; i< argc-1; i++)
+		apk_argv[i + n] = argv[i+1];
+	apk_argv[i + n] = NULL;
+
+	win_init(progress_pipe[0]);
+	g_spawn_async(NULL, apk_argv, NULL, G_SPAWN_LEAVE_DESCRIPTORS_OPEN
+			| G_SPAWN_SEARCH_PATH | G_SPAWN_CHILD_INHERITS_STDIN
+			| G_SPAWN_DO_NOT_REAP_CHILD, child_setup,
+			&progress_pipe[0], &child_pid, &err);
+	close(progress_pipe[1]);
+	g_child_watch_add(child_pid, child_watch_cb, &win);
+
+	gtk_main();
+	return 0;
+}