Android: Added keycodes to make arrow keys, delete, return, and other non text-keys work. ALso added a Java helper class to make Java call easier. We may need more Java/JNI in the future.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12801 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 23 insertions, 0 deletions

diff --git a/src/drivers/Android/Fl_Android_Application.H b/src/drivers/Android/Fl_Android_Application.H
index ad9fffe77..103c43dda 100644
--- a/src/drivers/Android/Fl_Android_Application.H
+++ b/src/drivers/Android/Fl_Android_Application.H
@@ -39,6 +39,29 @@ extern void (*fl_lock_function)();
 #include <android/looper.h>
 #include <android/native_activity.h>
 
+
+/**
+ * A class to make Java calls from C++ easier.
+ */
+class Fl_Android_Java
+{
+  JavaVM *pJavaVM = nullptr;
+  JNIEnv *pJNIEnv = nullptr;
+  jobject pNativeActivity;
+  jclass pNativeActivityClass;
+  bool pAttached = false;
+
+public:
+  Fl_Android_Java();
+  ~Fl_Android_Java();
+  bool is_attached() { return pAttached; }
+  JavaVM *VM() { return pJavaVM; }
+  JNIEnv *env() { return pJNIEnv; }
+  jobject native_ativity() { return pNativeActivity; }
+  jclass native_activity_class() { return pNativeActivityClass; }
+};
+
+
 /**
  * Static class that manages all interaction between the Android Native Activity
  * and the FLTK library. It also keeps often used data for global access.