Remember previous opened directory in file selection dialog

diff --git a/src/common.h b/src/common.h
index cf4a634..2fa6dcc 100644 (file)
--- a/src/common.h
+++ b/src/common.h
@@ -37,6 +37,8 @@
 
 #define FIXED_FONT "monospace 12"
 
+#define MAX_FILENAME_LENGTH 1024
+
 /* Common constants. */
 #ifndef EXIT_SUCCESS
 #  define EXIT_SUCCESS 0

diff --git a/src/filemenu.c b/src/filemenu.c
index 560f4d9..1f3df9f 100644 (file)
--- a/src/filemenu.c
+++ b/src/filemenu.c
@@ -34,11 +34,37 @@
 
 #define FILENAME_DESCRIPTION "Open Intel Hex file"
 
+static char previous_folder[MAX_FILENAME_LENGTH + 1];
+
+static void
+remember_current_folder(GtkFileChooser *chooser)
+{
+       char *folder;
+
+       folder = gtk_file_chooser_get_current_folder(chooser);
+
+       if (folder != NULL) {
+               if (strlen(folder) >= MAX_FILENAME_LENGTH) {
+                       /* Non-critical error */
+                       g_print("current folder name too long for buffer\n");
+               } else {
+#if defined(DEBUG)
+                       g_print("current folder = %s\n", folder);
+#endif
+
+                       strncpy(previous_folder, folder, MAX_FILENAME_LENGTH);
+               }
+
+               g_free(folder);
+       }
+}
+
 void
 FileOpenEvent(GtkObject *object, gpointer data)
 {
        GtkWidget *file_dialog;
-       char *cwd;
+       char *dir;
+       char *cwd = NULL;
 
 #if defined(DEBUG)
        g_print("FileOpenEvent()\n");
@@ -50,10 +76,19 @@ FileOpenEvent(GtkObject *object, gpointer data)
                GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
                GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, NULL);
 
-       /* Opening file chooser to current working directory. */
-       cwd = g_get_current_dir();
-       gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(file_dialog), cwd);
-       g_free (cwd);
+       if (strlen(previous_folder) == 0) {
+               /* Opening file chooser to current working directory. */
+               cwd = g_get_current_dir();
+               dir = cwd;
+       } else {
+               /* Opening file chooser to previous opened directory. */
+               dir = previous_folder;
+       }
+
+       gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(file_dialog), dir);
+
+       if (cwd)
+               g_free(cwd);
 
        if (gtk_dialog_run(GTK_DIALOG(file_dialog)) == GTK_RESPONSE_ACCEPT) {
                char *selected_file;
@@ -66,6 +101,8 @@ FileOpenEvent(GtkObject *object, gpointer data)
                        g_print("emugtk_File = %s\n", selected_file);
 #endif
 
+                       remember_current_folder(GTK_FILE_CHOOSER(file_dialog));
+
                        emugtk_new_file(selected_file);
                        g_free(selected_file);
                }