From d845b9670fb506102b6063b01e1c50ea1be9a25d Mon Sep 17 00:00:00 2001
From: Olaf Wintermann <olaf.wintermann@gmail.com>
Date: Tue, 18 Mar 2025 18:35:28 +0100
Subject: [PATCH] fix paragraph style changes on gtk3

---
 application/gtk-text.c | 11 +++++++++--
 ui/common/context.c    |  2 +-
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/application/gtk-text.c b/application/gtk-text.c
index 5181556..1393e78 100644
--- a/application/gtk-text.c
+++ b/application/gtk-text.c
@@ -626,15 +626,22 @@ void editor_set_paragraph_style(UiText *text, const char *style) {
     while(gtk_text_iter_forward_line(&next_line)) {
         GtkTextIter begin = next_line;
         GtkTextIter end = next_line;
+        // gtk3 and gtk4 have different behavior here
+        // with gtk3, when the following line is empty, the end iter is set
+        // to the next line
         gtk_text_iter_set_line_offset(&begin, 0);
         gtk_text_iter_forward_to_line_end(&end);
-        
+              
         char *line_str = gtk_text_buffer_get_slice(buffer, &begin, &end, TRUE);
         char *str = line_str;
         int blank = TRUE;
         while(*str) {
             char c = *str;
-            if(!isspace(*str)) {
+            // necessary check for gtk3
+            if(c == '\n') {
+                break;
+            }
+            if(!isspace(c)) {
                 blank = FALSE;
                 break;
             }
diff --git a/ui/common/context.c b/ui/common/context.c
index 5857194..6969d1e 100644
--- a/ui/common/context.c
+++ b/ui/common/context.c
@@ -101,7 +101,7 @@ void uic_context_attach_document(UiContext *ctx, void *document) {
         if(var_ctx->vars_unbound &&  cxMapSize(var_ctx->vars_unbound) > 0) {
             CxMapIterator i = cxMapIterator(var_ctx->vars_unbound);
             cx_foreach(CxMapEntry*, entry, i) {
-                printf("attach %s\n", entry->key->data);
+                printf("attach %.*s\n", (int)entry->key->len, entry->key->data);
                 UiVar *var = entry->value;
                 UiVar *docvar = cxMapGet(doc_ctx->vars, *entry->key);
                 if(docvar) {
-- 
2.43.5