Some stuff from the cookout during school. Old, I know.

include/sharpsoft/windowing.hpp

@@ -77,4 +77,6 @@ namespace sharp
         void show();
         void hide();
     };
+
+    bool windows_intersect(const window_base& winA, const window_base& winB);
 }

src/sharpsoft/other_window_things.cpp

@@ -0,0 +1,31 @@
+#define SHARPSOFT_INTERNAL
+
+#include "sharpsoft/internal.hpp"
+#include "sharpsoft/windowing.hpp"
+
+using namespace sharp;
+
+const sharp::window_styles sharp::window_styles::defaults =
+{
+    color(0, 0, 0),
+    color(255, 255, 255)
+};
+
+bool sharp::windows_intersect(const window_base& winA, const window_base& winB)
+{
+    // TODO: When I finish the header this'll change.
+    int winAMinX = winA.posX - 1, winAMaxX = winA.posX + winA.width + 2,
+        winAMinY = winA.posY - 1, winAMaxY = winA.posY + winA.height + 2,
+        winBMinX = winB.posX - 1, winBMaxX = winB.posX + winB.width + 2,
+        winBMinY = winB.posY - 1, winBMaxY = winB.posY + winB.height + 2;
+
+    // Killer IF statement but it works.
+    return (winAMinX >= winBMinX && winAMinX <= winBMaxX) || // winAMinX within winB
+           (winAMinY >= winBMinY && winAMinY <= winBMaxY) || // winAMinY within winB
+           (winAMaxX >= winBMinX && winAMaxX <= winBMaxX) || // winAMaxX within winB
+           (winAMaxY >= winBMinY && winAMaxY <= winBMaxY) || // winAMaxY within winB
+           (winBMinX >= winAMinX && winBMinX <= winAMaxX) || // winBMinX within winA
+           (winBMinY >= winAMinY && winBMinY <= winAMaxY) || // winBMinY within winA
+           (winBMaxX >= winAMinX && winBMaxX <= winAMaxX) || // winBMaxX within winA
+           (winBMaxY >= winAMinY && winBMaxY <= winAMaxY);
+}

src/sharpsoft/window_base.cpp

@@ -6,12 +6,6 @@
 using std::string;
 using namespace sharp;
 
-const sharp::window_styles sharp::window_styles::defaults =
-{
-    color(0, 0, 0),
-    color(255, 255, 255)
-};
-
 sharp::window_base::window_base(const string& title, const int2& pos, const int2& size)
 {
     this->title = title;