diff options
Diffstat (limited to 'src/com/android/camera/ui/PieMenuButton.java')
-rw-r--r-- | src/com/android/camera/ui/PieMenuButton.java | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/com/android/camera/ui/PieMenuButton.java b/src/com/android/camera/ui/PieMenuButton.java new file mode 100644 index 000000000..0e23226b2 --- /dev/null +++ b/src/com/android/camera/ui/PieMenuButton.java @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2013 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.camera.ui; + +import android.content.Context; +import android.util.AttributeSet; +import android.view.MotionEvent; +import android.view.View; + +public class PieMenuButton extends View { + private boolean mPressed; + private boolean mReadyToClick = false; + public PieMenuButton(Context context, AttributeSet attrs) { + super(context, attrs); + } + + @Override + protected void drawableStateChanged() { + super.drawableStateChanged(); + mPressed = isPressed(); + } + + @Override + public boolean onTouchEvent(MotionEvent event) { + boolean handled = super.onTouchEvent(event); + if (MotionEvent.ACTION_UP == event.getAction() && mPressed) { + // Perform a customized click as soon as the ACTION_UP event + // is received. The reason for doing this is that Framework + // delays the performClick() call after ACTION_UP. But we do not + // want the delay because it affects an important state change + // for PieRenderer. + mReadyToClick = true; + performClick(); + } + return handled; + } + + @Override + public boolean performClick() { + if (mReadyToClick) { + // We only respond to our customized click which happens right + // after ACTION_UP event is received, with no delay. + mReadyToClick = false; + return super.performClick(); + } + return false; + } +};
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