1 files changed, 52 insertions, 0 deletions
diff --git a/textscreen/txt_desktop.c b/textscreen/txt_desktop.c
index 09589688..2316145f 100644
--- a/textscreen/txt_desktop.c
+++ b/textscreen/txt_desktop.c
@@ -97,6 +97,58 @@ txt_window_t *TXT_GetActiveWindow(void)
     return all_windows[num_windows - 1];
 }
 
+int TXT_RaiseWindow(txt_window_t *window)
+{
+    int i;
+
+    for (i = 0; i < num_windows - 1; ++i)
+    {
+        if (all_windows[i] == window)
+        {
+            all_windows[i] = all_windows[i + 1];
+            all_windows[i + 1] = window;
+
+            if (i == num_windows - 2)
+            {
+                TXT_SetWindowFocus(all_windows[i], 0);
+                TXT_SetWindowFocus(window, 1);
+            }
+
+            return 1;
+        }
+    }
+
+    // Window not in the list, or at the end of the list (top) already.
+
+    return 0;
+}
+
+int TXT_LowerWindow(txt_window_t *window)
+{
+    int i;
+
+    for (i = 0; i < num_windows - 1; ++i)
+    {
+        if (all_windows[i + 1] == window)
+        {
+            all_windows[i + 1] = all_windows[i];
+            all_windows[i] = window;
+
+            if (i == num_windows - 2)
+            {
+                TXT_SetWindowFocus(window, 0);
+                TXT_SetWindowFocus(all_windows[i + 1], 1);
+            }
+
+            return 1;
+        }
+    }
+
+    // Window not in the list, or at the start of the list (bottom) already.
+
+    return 0;
+}
+
 static void DrawDesktopBackground(const char *title)
 {
     int i;