Switched to gtk_init and gtk_main from gtk_application

1 files changed, 38 insertions, 33 deletions

diff --git a/src/main.c b/src/main.c
index 4289f9f..21dd14e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,51 +1,56 @@
+#include <gtk-3.0/gtk/gtk.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
 #include "file.h"
 #include "image.h"
-#include "input.h"
 #include "window.h"
-#include <gtk-3.0/gtk/gtk.h>
 
-void print_help()
+void print_usage()
 {
-    printf("usage: qwe [filename]\n");
+    printf("qwe [filename]\n");
 }
 
-static void activate(GtkApplication *app, gpointer user_data)
+void print_version()
 {
-    print_help();
+    printf("0.01\n");
 }
 
-static void open(GApplication *app, GFile **files, gint n_files,
-                 const gchar *hint)
+int main(int argc, char **argv)
 {
-    if (n_files != 1) {
-        print_help();
-        return;
-    }
+    gtk_init(&argc, &argv);
 
-    create_main_window(app);
+    int opt;
+    while ((opt = getopt(argc, argv, "hv")) != -1) {
+        switch (opt) {
+        case '?':
+            print_usage();
+            exit(EXIT_FAILURE);
+        case 'h':
+            print_usage();
+            exit(EXIT_SUCCESS);
+        case 'v':
+            print_version();
+            exit(EXIT_SUCCESS);
+        }
+    }
 
-    char *curr_filename = g_file_get_path(files[0]);
-    int i = scan(curr_filename);
-    if (i < 0) {
-        printf("failed to load file\n");
-        quit();
+    if (optind >= argc) {
+        print_usage();
+        exit(EXIT_FAILURE);
     }
 
-    i = load_image(curr_filename);
-    if (i < 0) {
-        printf("failed to load file\n");
-        quit();
+    // load the specified image
+    if (load_image(argv[optind])) {
+        exit(EXIT_FAILURE);
     }
-}
 
-int main(int argc, char *argv[])
-{
-    GtkApplication *app;
-    int status;
-    app = gtk_application_new("org.gtk.qwe", G_APPLICATION_HANDLES_OPEN);
-    g_signal_connect(app, "activate", G_CALLBACK(activate), NULL);
-    g_signal_connect(app, "open", G_CALLBACK(open), NULL);
-    status = g_application_run(G_APPLICATION(app), argc, argv);
-    g_object_unref(app);
-    return status;
+    // scan other supported image file in the same dir
+    scan(argv[optind]);
+
+    create_main_window();
+    gtk_main();
+
+    return EXIT_SUCCESS;
 }