Transient for window option

2 files changed, 13 insertions, 8 deletions

diff --git a/include/mgl/window/window.h b/include/mgl/window/window.h
index 12a7aef..4adf531 100644
--- a/include/mgl/window/window.h
+++ b/include/mgl/window/window.h
@@ -69,15 +69,16 @@ typedef enum {
 typedef struct {
     mgl_vec2i position;
     mgl_vec2i size;
-    mgl_vec2i min_size;              /* (0, 0) = no limit */
-    mgl_vec2i max_size;              /* (0, 0) = no limit */
-    mgl_window_handle parent_window; /* 0 = root window */
-    bool hidden;                     /* false by default */
-    bool override_redirect;          /* false by default */
-    bool support_alpha;              /* support alpha for the window, false by default */
-    mgl_color background_color;      /* default: black */
+    mgl_vec2i min_size;                      /* (0, 0) = no limit */
+    mgl_vec2i max_size;                      /* (0, 0) = no limit */
+    mgl_window_handle parent_window;         /* 0 = root window */
+    bool hidden;                             /* false by default */
+    bool override_redirect;                  /* false by default */
+    bool support_alpha;                      /* support alpha for the window, false by default */
+    mgl_color background_color;              /* default: black */
     const char *class_name;
-    mgl_window_type window_type;     /* default: normal */
+    mgl_window_type window_type;             /* default: normal */
+    mgl_window_handle transient_for_window;
 } mgl_window_create_params;
 
 typedef enum {
diff --git a/src/window/window.c b/src/window/window.c
index 6882bcd..b0d1235 100644
--- a/src/window/window.c
+++ b/src/window/window.c
@@ -636,6 +636,10 @@ static int mgl_window_init(mgl_window *self, const char *title, const mgl_window
         XSetClassHint(context->connection, self->window, &class_hint);
     }
 
+    if(params && params->transient_for_window) {
+        XSetTransientForHint(context->connection, self->window, params->transient_for_window);
+    }
+
     mgl_window_type window_type = params ? params->window_type : MGL_WINDOW_TYPE_NORMAL;
     mgl_set_window_type(self, window_type);