Add override redirect option to window create

2 files changed, 10 insertions, 7 deletions

diff --git a/include/mgl/window/window.h b/include/mgl/window/window.h
index 27e4409..f42d592 100644
--- a/include/mgl/window/window.h
+++ b/include/mgl/window/window.h
@@ -47,12 +47,14 @@ struct mgl_window {
 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_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;
+    bool hidden;                     /* false by default */
+    bool override_redirect;          /* false by default */
 } mgl_window_create_params;
 
+/* |params| can be NULL */
 int mgl_window_create(mgl_window *self, const char *title, const mgl_window_create_params *params);
 int mgl_window_init_from_existing_window(mgl_window *self, mgl_window_handle existing_window);
 void mgl_window_deinit(mgl_window *self);
diff --git a/src/window/window.c b/src/window/window.c
index 1b15558..08c4585 100644
--- a/src/window/window.c
+++ b/src/window/window.c
@@ -247,8 +247,8 @@ static int mgl_window_init(mgl_window *self, const char *title, const mgl_window
 
     mgl_vec2i window_size = params ? params->size : (mgl_vec2i){ 0, 0 };
     if(window_size.x <= 0 || window_size.y <= 0) {
-        window_size.x = 1;
-        window_size.y = 1;
+        window_size.x = 640;
+        window_size.y = 480;
     }
     self->size = window_size;
 
@@ -286,6 +286,7 @@ static int mgl_window_init(mgl_window *self, const char *title, const mgl_window
     }
 
     XSetWindowAttributes window_attr;
+    window_attr.override_redirect = params ? params->override_redirect : false;
     window_attr.colormap = x11_context->color_map;
     window_attr.event_mask = 
         KeyPressMask | KeyReleaseMask |
@@ -296,7 +297,7 @@ static int mgl_window_init(mgl_window *self, const char *title, const mgl_window
     const bool hide_window = params ? params->hidden : false;
 
     if(existing_window) {
-        if(!XChangeWindowAttributes(context->connection, existing_window, CWColormap | CWEventMask, &window_attr)) {
+        if(!XChangeWindowAttributes(context->connection, existing_window, CWColormap | CWEventMask | CWOverrideRedirect, &window_attr)) {
             fprintf(stderr, "XChangeWindowAttributes failed\n");
             mgl_window_deinit(self);
             return -1;
@@ -309,7 +310,7 @@ static int mgl_window_init(mgl_window *self, const char *title, const mgl_window
         self->window = XCreateWindow(context->connection, parent_window, params->position.x, params->position.y,
             window_size.x, window_size.y, 0,
             ((XVisualInfo*)context->visual_info)->depth, InputOutput, ((XVisualInfo*)context->visual_info)->visual,
-            CWColormap | CWEventMask, &window_attr);
+            CWColormap | CWEventMask | CWOverrideRedirect, &window_attr);
         if(!self->window) {
             fprintf(stderr, "XCreateWindow failed\n");
             mgl_window_deinit(self);