more work on an editor

2 files changed, 8 insertions, 1 deletions

diff --git a/src/ui_elements/TextEditor.c b/src/ui_elements/TextEditor.c
index ebc8671..fa85443 100644
--- a/src/ui_elements/TextEditor.c
+++ b/src/ui_elements/TextEditor.c
@@ -68,11 +68,13 @@ bool AddSpaceDetermined(TextNode *base, size_t additional_space) {
 void AppendTextToNode(TextNode *base, char *new_text) {
     if (base == NULL || new_text == NULL) return;
     size_t len = strlen(base->text);
+    size_t new_len = strlen(new_text);
     /// >= and not > because it needs a \0
-    if (len + strlen(new_text) >= base->cap) {
+    if (len + new_len >= base->cap) {
         if (!AddSpace(base)) return;
     }
     strcpy(base->text + len, new_text);
+    base->len += new_len;
 }
 
 TextArea *CreateTextArea() {
@@ -367,6 +369,10 @@ void HandleKeyboard(TextArea *ta) {
     if (IsKeyPressedFix(KEY_RIGHT)) MoveCursorRight(ta); 
     if (IsKeyPressedFix(KEY_DOWN)) MoveCursorDown(ta); 
     if (IsKeyPressedFix(KEY_UP)) MoveCursorUp(ta); 
+    if (IsKeyPressedFix(KEY_TAB)) {
+        for (int i = 0; i < TAB_WIDTH; i++)
+            InsertChar(ta, ' '); 
+    }; 
 
     if (IsKeyPressedFix(KEY_HOME)) MoveCursorHome(ta); 
     if (IsKeyPressedFix(KEY_END)) MoveCursorEnd(ta); 
diff --git a/src/ui_elements/UI.h b/src/ui_elements/UI.h
index 779290f..eaf17e8 100644
--- a/src/ui_elements/UI.h
+++ b/src/ui_elements/UI.h
@@ -5,6 +5,7 @@
 #define UI_ELEMENTS_H
 
 static const float SCROLL_SENC = 10;
+static const float TAB_WIDTH = 4;
 
 void DrawRecBordered(Rectangle rec, Color bg, Color border_color, int border_width);
 void DrawTextInRec(Rectangle rec, char *text, Font *font, int height, Color color, float padding, int *scroll);