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);
+        }
+    }
+}