opening files by clicking on them

1 files changed, 20 insertions, 0 deletions

diff --git a/ted-base.c b/ted-base.c
index e00a70a..2eac197 100644
--- a/ted-base.c
+++ b/ted-base.c
@@ -2,6 +2,12 @@
 #define ted_seterr(buffer, ...) \
 	snprintf(ted->error, sizeof ted->error - 1, __VA_ARGS__)
 
+void ted_seterr_to_buferr(Ted *ted, TextBuffer *buffer) {
+	size_t size = sizeof ted->error;
+	if (sizeof buffer->error < size) size = sizeof buffer->error;
+	memcpy(ted->error, buffer->error, size);
+}
+
 bool ted_haserr(Ted *ted) {
 	return ted->error[0] != '\0';
 }
@@ -80,5 +86,19 @@ static void ted_load_font(Ted *ted) {
 	}
 }
 
+// returns buffer of new file
+static TextBuffer *ted_open_file(Ted *ted, char const *filename) {
+	TextBuffer *open_to = &ted->main_buffer;
+	buffer_load_file(open_to, filename);
+	if (buffer_haserr(open_to)) {
+		// @TODO: something
+		ted_seterr_to_buferr(ted, open_to);
+		return NULL;
+	} else {
+		ted->active_buffer = open_to;
+		return open_to;
+	}
+}
+
 static void menu_open(Ted *ted, Menu menu);
 static void menu_close(Ted *ted, bool restore_prev_active_buffer);