record & restore target window on runs

src/raddbg/raddbg_core.c

@@ -12807,6 +12807,12 @@ rd_frame(void)
               }
             }
             
+            // rjf: run -> refocus pre-stop focused window
+            if(kind == RD_CmdKind_Run)
+            {
+              os_focus_external_window(rd_state->prestop_focused_window);
+            }
+            
             // rjf: run -> no active targets, no processes, but we only have one target? -> just launch it, then select it
             if((kind == RD_CmdKind_Run ||
                 kind == RD_CmdKind_StepInto ||
@@ -17071,6 +17077,7 @@ rd_frame(void)
               }
               if(ws != &rd_nil_window_state)
               {
+                rd_state->prestop_focused_window = os_focused_external_window();
                 os_window_set_minimized(ws->os, 0);
                 os_window_bring_to_front(ws->os);
                 os_window_focus(ws->os);

src/raddbg/raddbg_core.h

@@ -705,6 +705,9 @@ struct RD_State
   B32 bind_change_active;
   RD_CfgID bind_change_binding_id;
   String8 bind_change_cmd_name;
+  
+  // rjf: pre-stop focused window
+  OS_Handle prestop_focused_window;
 };
 
 ////////////////////////////////