ActivityState* ActivityState::create(ANativeActivity* activity)
{
JOP_ASSERT(ns_instance == nullptr, "There must only be one ActivityState!");
ns_instance.reset(new ActivityState);
ns_instance->nativeActivity = activity;
ANativeActivity_setWindowFlags(activity, AWINDOW_FLAG_KEEP_SCREEN_ON, AWINDOW_FLAG_KEEP_SCREEN_ON);
Thread::attachJavaThread(activity->vm, activity->env);
// Get the screen size
{
auto env = Thread::getCurrentJavaEnv();
if (!env)
{
JOP_DEBUG_ERROR("No current java environment, function \"" << __func__ << "\"");
return get();
}
jclass activityClass = env->GetObjectClass(activity->clazz);
jclass displayMetricsClass = env->FindClass("android/util/DisplayMetrics");
jmethodID displayMetricsInit = env->GetMethodID(displayMetricsClass, "<init>", "()V");
jobject displayMetricsObject = env->NewObject(displayMetricsClass, displayMetricsInit);
jmethodID getWindowManagerMethod = env->GetMethodID(activityClass, "getWindowManager", "()Landroid/view/WindowManager;");
jobject windowManagerObject = env->CallObjectMethod(activity->clazz, getWindowManagerMethod);
jclass windowManagerClass = env->FindClass("android/view/WindowManager");
jmethodID getDefaultDisplayMethod = env->GetMethodID(windowManagerClass, "getDefaultDisplay", "()Landroid/view/Display;");
jobject displayObject = env->CallObjectMethod(windowManagerObject, getDefaultDisplayMethod);
jclass displayClass = env->FindClass("android/view/Display");
jmethodID getMetricsMethod = env->GetMethodID(displayClass, "getMetrics", "(Landroid/util/DisplayMetrics;)V");
env->CallVoidMethod(displayObject, getMetricsMethod, displayMetricsObject);
jfieldID pixelsWidth = env->GetFieldID(displayMetricsClass, "widthPixels", "I");
jfieldID pixelsHeight = env->GetFieldID(displayMetricsClass, "heightPixels", "I");
ns_instance->screenSize.x = env->GetIntField(displayMetricsObject, pixelsWidth);
ns_instance->screenSize.y = env->GetIntField(displayMetricsObject, pixelsHeight);
//jmethodID getRefreshRateMethod = env->GetMethodID(displayClass, "getRefreshRate", "(Landroid/view/Display;)F");
ns_instance->screenRefreshRate = 60;//env->CallFloatMethod(displayObject, getRefreshRateMethod);
env->DeleteLocalRef(activityClass);
env->DeleteLocalRef(displayMetricsObject);
env->DeleteLocalRef(windowManagerObject);
env->DeleteLocalRef(windowManagerClass);
env->DeleteLocalRef(displayObject);
env->DeleteLocalRef(displayClass);
}
return get();
}
// Called by Move() to load info about all the fields
void CODBCRecordset::LoadFieldNamesMap()
{
m_mapNameIdx.RemoveAll();
int nFields = m_nFields = GetODBCFieldCount();
// Smart storage reallocation for the fields buffer
if( m_AllocatedFields < nFields ) {
Clear();
m_fields = new CDBField[ m_nFields ];
m_AllocatedFields = m_nFields;
}
// Load field names map
CODBCFieldInfo fi;
CString cName;
for( int i = 0; i < nFields; i++ ) {
// Clear the previously allocated storage object
m_fields[i].Clear();
// Determine the field type and initialize the data buffer
GetODBCFieldInfo( i, fi );
AllocDataBuffer( m_fields[i], fi );
// Set the field name
fi.m_strName.MakeUpper();
cName = fi.m_strName;
// Make different field names for the fields with
// equal names.
int fldCount = 1;
while( GetFieldID( cName ) != -1 ) {
fldCount++;
cName.Format( "%s%d", fi.m_strName, fldCount );
}
m_fields[i].m_cName = cName;
m_mapNameIdx.SetAt( cName, (void*)i );
}
}
