X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fapp%2FState.cpp;fp=src%2Fapp%2FState.cpp;h=f1c7712b01a63101c004a47e32b6e6be23bf78d3;hb=3f8fac16c7ae2cbe7da47b98aba9b558825723e7;hp=50b5bf601bc52c7027ce7408cc9410f3e767815d;hpb=7252571fb926a187c4c40e8f4eec718f16d63ffa;p=l2e.git

diff --git a/src/app/State.cpp b/src/app/State.cpp
index 50b5bf6..f1c7712 100644
--- a/src/app/State.cpp
+++ b/src/app/State.cpp
@@ -7,19 +7,30 @@
 
 #include "State.h"
 
+#include <stdexcept>
+
+using std::domain_error;
+
 namespace app {
 
+State::State()
+: ctrl(0) {
+
+}
+
 State::~State() {
 
 }
 
 
-void State::EnterState(Application &ctrl, SDL_Surface *screen) {
-	OnEnterState(ctrl, screen);
+void State::EnterState(Application &c, SDL_Surface *screen) {
+	ctrl = &c;
+	OnEnterState(c, screen);
 }
 
-void State::ExitState(Application &ctrl, SDL_Surface *screen) {
-	OnExitState(ctrl, screen);
+void State::ExitState(Application &c, SDL_Surface *screen) {
+	OnExitState(c, screen);
+	ctrl = 0;
 }
 
 void State::ResumeState(Application &ctrl, SDL_Surface *screen) {
@@ -34,4 +45,21 @@ void State::Resize(int width, int height) {
 	OnResize(width, height);
 }
 
+
+Application &State::Ctrl() {
+	if (ctrl) {
+		return *ctrl;
+	} else {
+		throw domain_error("call to app::State::Ctrl() without application context");
+	}
+}
+
+const Application &State::Ctrl() const {
+	if (ctrl) {
+		return *ctrl;
+	} else {
+		throw domain_error("call to app::State::Ctrl() without application context");
+	}
+}
+
 }