/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
package com.facebook.react.flat;
import android.annotation.TargetApi;
import android.content.Context;
import android.graphics.Point;
import android.view.Display;
import android.view.Surface;
import android.view.WindowManager;
import com.facebook.react.uimanager.ReactShadowNode;
/**
* FlatReactModalShadowNode
*
* This is a Nodes specific shadow node for modals. This is required because we wrap any
* non-FlatShadowNode node in a NativeViewWrapper. In the case of a modal shadow node, we need
* to treat it as its own node so that we can add the custom measurement behavior that is there
* in the non-Nodes version when we add a child.
*
* {@see {@link com.facebook.react.views.modal.ModalHostShadowNode}}
*/
class FlatReactModalShadowNode extends FlatShadowNode implements AndroidView {
private final Point mMinPoint = new Point();
private final Point mMaxPoint = new Point();
private boolean mPaddingChanged;
FlatReactModalShadowNode() {
forceMountToView();
forceMountChildrenToView();
}
/**
* We need to set the styleWidth and styleHeight of the one child (represented by the <View/>
* within the <RCTModalHostView/> in Modal.js. This needs to fill the entire window.
*/
@Override
@TargetApi(16)
public void addChildAt(ReactShadowNode child, int i) {
super.addChildAt(child, i);
Context context = getThemedContext();
WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
Display display = wm.getDefaultDisplay();
// getCurrentSizeRange will return the min and max width and height that the window can be
display.getCurrentSizeRange(mMinPoint, mMaxPoint);
int width, height;
int rotation = display.getRotation();
if (rotation == Surface.ROTATION_0 || rotation == Surface.ROTATION_180) {
// If we are vertical the width value comes from min width and height comes from max height
width = mMinPoint.x;
height = mMaxPoint.y;
} else {
// If we are horizontal the width value comes from max width and height comes from min height
width = mMaxPoint.x;
height = mMinPoint.y;
}
child.setStyleWidth(width);
child.setStyleHeight(height);
}
@Override
public boolean needsCustomLayoutForChildren() {
return false;
}
@Override
public boolean isPaddingChanged() {
return mPaddingChanged;
}
@Override
public void resetPaddingChanged() {
mPaddingChanged = false;
}
@Override
public void setPadding(int spacingType, float padding) {
if (getPadding(spacingType) != padding) {
super.setPadding(spacingType, padding);
mPaddingChanged = true;
markUpdated();
}
}
}