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package org.robolectric.shadows;
import static android.os.Build.VERSION_CODES.M;
import static android.os.Build.VERSION_CODES.N;
import static android.os.Build.VERSION_CODES.Q;
import static android.os.Build.VERSION_CODES.R;
import static org.robolectric.RuntimeEnvironment.getApiLevel;
import static org.robolectric.util.reflector.Reflector.reflector;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.os.Handler;
import android.view.FrameMetrics;
import android.view.Window;
import android.view.Window.OnFrameMetricsAvailableListener;
import java.util.HashSet;
import java.util.Set;
import org.robolectric.annotation.HiddenApi;
import org.robolectric.annotation.Implementation;
import org.robolectric.annotation.Implements;
import org.robolectric.annotation.RealObject;
import org.robolectric.util.ReflectionHelpers;
import org.robolectric.util.ReflectionHelpers.ClassParameter;
import org.robolectric.util.reflector.Direct;
import org.robolectric.util.reflector.ForType;
@SuppressWarnings({"UnusedDeclaration"})
@Implements(Window.class)
public class ShadowWindow {
@RealObject private Window realWindow;
protected CharSequence title = "";
protected Drawable backgroundDrawable;
private int flags;
private int privateFlags;
private int softInputMode;
private final Set<OnFrameMetricsAvailableListener> onFrameMetricsAvailableListeners =
new HashSet<>();
public static Window create(Context context) throws ClassNotFoundException {
String className = getApiLevel() >= M
? "com.android.internal.policy.PhoneWindow"
: "com.android.internal.policy.impl.PhoneWindow";
Class<? extends Window> phoneWindowClass =
(Class<? extends Window>) Window.class.getClassLoader().loadClass(className);
return ReflectionHelpers.callConstructor(phoneWindowClass, ClassParameter.from(Context.class, context));
}
@Implementation
protected void setFlags(int flags, int mask) {
this.flags = (this.flags & ~mask) | (flags & mask);
reflector(WindowReflector.class, realWindow).setFlags(flags, mask);
}
@Implementation(minSdk = Q)
@HiddenApi
protected void addSystemFlags(int flags) {
this.privateFlags |= flags;
reflector(WindowReflector.class, realWindow).addSystemFlags(flags);
}
@Implementation(maxSdk = R)
@HiddenApi
protected void addPrivateFlags(int flags) {
this.privateFlags |= flags;
reflector(WindowReflector.class, realWindow).addPrivateFlags(flags);
}
@Implementation
protected void setSoftInputMode(int softInputMode) {
this.softInputMode = softInputMode;
reflector(WindowReflector.class, realWindow).setSoftInputMode(softInputMode);
}
public boolean getFlag(int flag) {
return (flags & flag) == flag;
}
/**
* Return the value from a private flag (a.k.a system flag).
*
* <p>Private flags can be set via either {@link #addPrivateFlags} (SDK 19-30) or {@link
* #addSystemFlags} (SDK 29+) methods.
*/
public boolean getPrivateFlag(int flag) {
return (privateFlags & flag) == flag;
}
public CharSequence getTitle() {
return title;
}
public int getSoftInputMode() {
return softInputMode;
}
public Drawable getBackgroundDrawable() {
return backgroundDrawable;
}
@Implementation(minSdk = N)
protected void addOnFrameMetricsAvailableListener(
Window.OnFrameMetricsAvailableListener listener, Handler handler) {
onFrameMetricsAvailableListeners.add(listener);
}
@Implementation(minSdk = N)
protected void removeOnFrameMetricsAvailableListener(
Window.OnFrameMetricsAvailableListener listener) {
if (!onFrameMetricsAvailableListeners.remove(listener)) {
// Matches current behavior of android.
throw new IllegalArgumentException(
"attempt to remove OnFrameMetricsAvailableListener that was never added");
}
}
/**
* Calls {@link Window.OnFrameMetrisAvailableListener#onFrameMetricsAvailable()} on each current
* listener with 0 as the dropCountSinceLastInvocation.
*/
public void reportOnFrameMetricsAvailable(FrameMetrics frameMetrics) {
reportOnFrameMetricsAvailable(frameMetrics, /* dropCountSinceLastInvocation= */ 0);
}
/**
* Calls {@link Window.OnFrameMetrisAvailableListener#onFrameMetricsAvailable()} on each current
* listener.
*
* @param frameMetrics the {@link FrameMetrics} instance passed to the listeners.
* @param dropCountSinceLastInvocation the dropCountSinceLastInvocation passed to the listeners.
*/
public void reportOnFrameMetricsAvailable(
FrameMetrics frameMetrics, int dropCountSinceLastInvocation) {
for (OnFrameMetricsAvailableListener listener : onFrameMetricsAvailableListeners) {
listener.onFrameMetricsAvailable(realWindow, frameMetrics, dropCountSinceLastInvocation);
}
}
@ForType(Window.class)
interface WindowReflector {
@Direct
void setFlags(int flags, int mask);
@Direct
void addSystemFlags(int flags);
@Direct
void addPrivateFlags(int flags);
@Direct
void setSoftInputMode(int softInputMode);
}
}
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