messagebox.c

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#include "messagebox.h"

#ifdef __cplusplus
extern "C" {
#endif

jclass getMessageboxClass() {
   static jclass msgboxcls = NULL;

   if (msgboxcls == NULL) {
      msgboxcls = findClass(CLS_MESSAGEBOX);
   }

   return msgboxcls;
}

jint showModalConfirmDialog(Frame* frame, const char* msg) {
   static jmethodID mid = NULL;
   jstring jmsg = createJString(msg);
   jint ret;
   jobject frameobj = NULL;

   if (mid == NULL) {
      mid = findStaticMethod(getMessageboxClass(), "showConfirmDialog", "(Ljava/awt/Component;Ljava/lang/Object;)I");
   }

   if (frame != NULL) {
      frameobj = frame->frame.frame;
   }

   ret = callStaticIntMethod(getMessageboxClass(), mid, frameobj, jmsg);

   exception();

   deleteGlobalReference(jmsg);
   
   return ret;
}

jint showConfirmDialog(const char* msg) {
   return showModalConfirmDialog(NULL, msg);
}

char* showModalInputDialog(Frame* frame, const char* msg, const char* defaultValue) {
   static jmethodID mid = NULL;
   jstring jmsg = createJString(msg);
   jstring jdefault = createJString(defaultValue);
   jstring userinput;
   jobject frameobj = NULL;
   char* ret;

   if (mid == NULL) {
      mid = findStaticMethod(getMessageboxClass(), "showInputDialog", "(Ljava/awt/Component;Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/String;");
   }

   if (frame != NULL) {
      frameobj = frame->frame.frame;
   }

   userinput = (jstring)callStaticObjectMethod(getMessageboxClass(), mid, frameobj, jmsg, jdefault);

   exception();

   ret = convertJString(userinput);

   deleteLocalReference(userinput);
   deleteGlobalReference(jmsg);
   deleteGlobalReference(jdefault);
   
   return ret;
}

char* showInputDialog(const char* msg, const char* defaultValue) {
   return showModalInputDialog(NULL, msg, defaultValue);
}

void showModalMessageDialog(Frame* frame, const char* msg) {
   static jmethodID mid = NULL;
   jstring jmsg = createJString(msg);
   jobject frameobj = NULL;

   if (mid == NULL) {
      mid = findStaticMethod(getMessageboxClass(), "showMessageDialog", "(Ljava/awt/Component;Ljava/lang/Object;)V");
   }

   if (frame != NULL) {
      frameobj = frame->frame.frame;
   }

   callStaticVoidMethod(getMessageboxClass(), mid, frameobj, jmsg);

   exception();

   deleteGlobalReference(jmsg);
}

void showMessageDialog(const char* msg) {
   showModalMessageDialog(NULL, msg);
}

#ifdef __cplusplus
} /* extern "C" */
#endif

/* end of file messagebox.c */

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