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author | Winson Chung <winsonc@google.com> | 2010-12-15 13:14:23 -0800 |
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committer | Winson Chung <winsonc@google.com> | 2010-12-15 16:11:18 -0800 |
commit | 760e5375f003accf04f789e90a919ed476d4c335 (patch) | |
tree | ddfc87c374eb5d2fc0877e82e5953b6c1b4418e5 /src/com/android/launcher2/IconDropTarget.java | |
parent | fc1fd8dca0829a331035336a092a6bf8bff44b83 (diff) | |
download | android_packages_apps_Trebuchet-760e5375f003accf04f789e90a919ed476d4c335.tar.gz android_packages_apps_Trebuchet-760e5375f003accf04f789e90a919ed476d4c335.tar.bz2 android_packages_apps_Trebuchet-760e5375f003accf04f789e90a919ed476d4c335.zip |
Fixing drawing order issue in bg gradient
- Synchronizing icon button animations + some initial code refactoring for icon buttons
- Fixing crash in non-xlarge devices
- Adding fix to prevent customization bg protection from being drawn in all apps
Change-Id: If231a1bf4b32f59fb1de85ff67143ee08d2c93a1
Diffstat (limited to 'src/com/android/launcher2/IconDropTarget.java')
-rw-r--r-- | src/com/android/launcher2/IconDropTarget.java | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/src/com/android/launcher2/IconDropTarget.java b/src/com/android/launcher2/IconDropTarget.java new file mode 100644 index 000000000..5b375c3ff --- /dev/null +++ b/src/com/android/launcher2/IconDropTarget.java @@ -0,0 +1,136 @@ +/* + * Copyright (C) 2010 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.launcher2; + +import android.content.ComponentName; +import android.content.Context; +import android.graphics.Paint; +import android.graphics.PorterDuff; +import android.graphics.PorterDuffColorFilter; +import android.graphics.Rect; +import android.util.AttributeSet; +import android.view.View; +import android.widget.ImageView; + +import com.android.launcher.R; + +/** + * Implements a DropTarget which allows applications to be dropped on it, + * in order to launch the application info for that app. + */ +public class IconDropTarget extends ImageView implements DropTarget, DragController.DragListener { + protected Launcher mLauncher; + + /** + * If true, this View responsible for managing its own visibility, and that of its handle. + * This is generally the case, but it will be set to false when this is part of the + * Contextual Action Bar. + */ + protected boolean mDragAndDropEnabled; + + /** Whether this drop target is active for the current drag */ + protected boolean mActive; + + /** The view that this view should appear in the place of. */ + protected View mHandle = null; + + /** The paint applied to the drag view on hover */ + protected final Paint mHoverPaint = new Paint(); + + /** Drag zone padding */ + protected int mInnerDragPadding; + protected int mOuterDragPadding; + + public IconDropTarget(Context context, AttributeSet attrs) { + this(context, attrs, 0); + } + + public IconDropTarget(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + mDragAndDropEnabled = true; + } + + void setLauncher(Launcher launcher) { + mLauncher = launcher; + } + + void setHandle(View view) { + mHandle = view; + } + + void setDragAndDropEnabled(boolean enabled) { + mDragAndDropEnabled = enabled; + } + + public boolean acceptDrop(DragSource source, int x, int y, int xOffset, int yOffset, + DragView dragView, Object dragInfo) { + return false; + } + + public void onDrop(DragSource source, int x, int y, int xOffset, int yOffset, + DragView dragView, Object dragInfo) { + // Do nothing + } + + public void onDragEnter(DragSource source, int x, int y, int xOffset, int yOffset, + DragView dragView, Object dragInfo) { + if (mDragAndDropEnabled) { + dragView.setPaint(mHoverPaint); + } + } + + public void onDragOver(DragSource source, int x, int y, int xOffset, int yOffset, + DragView dragView, Object dragInfo) { + // Do nothing + } + + public void onDragExit(DragSource source, int x, int y, int xOffset, int yOffset, + DragView dragView, Object dragInfo) { + if (mDragAndDropEnabled) { + dragView.setPaint(null); + } + } + + public void onDragStart(DragSource source, Object info, int dragAction) { + // Do nothing + } + + public boolean isDropEnabled() { + return mDragAndDropEnabled && mActive; + } + + public void onDragEnd() { + // Do nothing + } + + @Override + public void getHitRect(Rect outRect) { + super.getHitRect(outRect); + if (LauncherApplication.isScreenXLarge()) { + outRect.top -= mOuterDragPadding; + outRect.left -= mInnerDragPadding; + outRect.bottom += mOuterDragPadding; + outRect.right += mOuterDragPadding; + } + } + + @Override + public DropTarget getDropTargetDelegate(DragSource source, int x, int y, int xOffset, + int yOffset, DragView dragView, Object dragInfo) { + return null; + } +} |