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Diffstat (limited to 'src/com/android/launcher3/InfoDropTarget.java')
-rw-r--r-- | src/com/android/launcher3/InfoDropTarget.java | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/com/android/launcher3/InfoDropTarget.java b/src/com/android/launcher3/InfoDropTarget.java new file mode 100644 index 000000000..9f1b0169c --- /dev/null +++ b/src/com/android/launcher3/InfoDropTarget.java @@ -0,0 +1,129 @@ +/* + * Copyright (C) 2011 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.launcher3; + +import android.content.ComponentName; +import android.content.Context; +import android.content.res.ColorStateList; +import android.content.res.Configuration; +import android.content.res.Resources; +import android.graphics.drawable.TransitionDrawable; +import android.util.AttributeSet; +import android.view.View; +import android.view.ViewGroup; + +import com.android.launcher3.R; + +public class InfoDropTarget extends ButtonDropTarget { + + private ColorStateList mOriginalTextColor; + private TransitionDrawable mDrawable; + + public InfoDropTarget(Context context, AttributeSet attrs) { + this(context, attrs, 0); + } + + public InfoDropTarget(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + } + + @Override + protected void onFinishInflate() { + super.onFinishInflate(); + + mOriginalTextColor = getTextColors(); + + // Get the hover color + Resources r = getResources(); + mHoverColor = r.getColor(R.color.info_target_hover_tint); + mDrawable = (TransitionDrawable) getCurrentDrawable(); + if (null != mDrawable) { + mDrawable.setCrossFadeEnabled(true); + } + + // Remove the text in the Phone UI in landscape + int orientation = getResources().getConfiguration().orientation; + if (orientation == Configuration.ORIENTATION_LANDSCAPE) { + if (!LauncherApplication.isScreenLarge()) { + setText(""); + } + } + } + + private boolean isFromAllApps(DragSource source) { + return (source instanceof AppsCustomizePagedView); + } + + @Override + public boolean acceptDrop(DragObject d) { + // acceptDrop is called just before onDrop. We do the work here, rather than + // in onDrop, because it allows us to reject the drop (by returning false) + // so that the object being dragged isn't removed from the drag source. + ComponentName componentName = null; + if (d.dragInfo instanceof ApplicationInfo) { + componentName = ((ApplicationInfo) d.dragInfo).componentName; + } else if (d.dragInfo instanceof ShortcutInfo) { + componentName = ((ShortcutInfo) d.dragInfo).intent.getComponent(); + } else if (d.dragInfo instanceof PendingAddItemInfo) { + componentName = ((PendingAddItemInfo) d.dragInfo).componentName; + } + if (componentName != null) { + mLauncher.startApplicationDetailsActivity(componentName); + } + + // There is no post-drop animation, so clean up the DragView now + d.deferDragViewCleanupPostAnimation = false; + return false; + } + + @Override + public void onDragStart(DragSource source, Object info, int dragAction) { + boolean isVisible = true; + + // Hide this button unless we are dragging something from AllApps + if (!isFromAllApps(source)) { + isVisible = false; + } + + mActive = isVisible; + mDrawable.resetTransition(); + setTextColor(mOriginalTextColor); + ((ViewGroup) getParent()).setVisibility(isVisible ? View.VISIBLE : View.GONE); + } + + @Override + public void onDragEnd() { + super.onDragEnd(); + mActive = false; + } + + public void onDragEnter(DragObject d) { + super.onDragEnter(d); + + mDrawable.startTransition(mTransitionDuration); + setTextColor(mHoverColor); + } + + public void onDragExit(DragObject d) { + super.onDragExit(d); + + if (!d.dragComplete) { + mDrawable.resetTransition(); + setTextColor(mOriginalTextColor); + } + } +} |