Adding drag target bar.
Change-Id: Ia00ed30264ea5f1d3c919111d15588ef441bfe20
diff --git a/src/com/android/launcher2/SearchDropTargetBar.java b/src/com/android/launcher2/SearchDropTargetBar.java
new file mode 100644
index 0000000..7a208b7
--- /dev/null
+++ b/src/com/android/launcher2/SearchDropTargetBar.java
@@ -0,0 +1,88 @@
+/*
+ * 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.launcher2;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.graphics.PorterDuff;
+import android.graphics.PorterDuffColorFilter;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.FrameLayout;
+
+import com.android.launcher.R;
+
+/*
+ * Ths bar will manage the transition between the QSB search bar and the delete drop
+ * targets so that each of the individual IconDropTargets don't have to.
+ */
+public class SearchDropTargetBar extends FrameLayout implements DragController.DragListener {
+
+ private static final int sTransitionInDuration = 275;
+ private static final int sTransitionOutDuration = 200;
+
+ private View mQSBSearchBar;
+ private View mDropTargetBar;
+ private IconDropTarget mInfoDropTarget;
+ private IconDropTarget mDeleteDropTarget;
+
+ public SearchDropTargetBar(Context context, AttributeSet attrs) {
+ this(context, attrs, 0);
+ }
+
+ public SearchDropTargetBar(Context context, AttributeSet attrs, int defStyle) {
+ super(context, attrs, defStyle);
+ }
+
+ public void setup(Launcher launcher, DragController dragController) {
+ dragController.addDragListener(this);
+ dragController.addDragListener(mInfoDropTarget);
+ dragController.addDragListener(mDeleteDropTarget);
+ dragController.addDropTarget(mInfoDropTarget);
+ dragController.addDropTarget(mDeleteDropTarget);
+ mInfoDropTarget.setLauncher(launcher);
+ mDeleteDropTarget.setLauncher(launcher);
+ }
+
+ @Override
+ protected void onFinishInflate() {
+ super.onFinishInflate();
+
+ // Get the individual components
+ mQSBSearchBar = findViewById(R.id.qsb_search_bar);
+ mDropTargetBar = findViewById(R.id.drag_target_bar);
+ mInfoDropTarget = (IconDropTarget) mDropTargetBar.findViewById(R.id.info_target);
+ mDeleteDropTarget = (IconDropTarget) mDropTargetBar.findViewById(R.id.delete_target);
+ }
+
+ /*
+ * DragController.DragListener implementation
+ */
+ @Override
+ public void onDragStart(DragSource source, Object info, int dragAction) {
+ // Animate out the QSB search bar, and animate in the drop target bar
+ mQSBSearchBar.animate().alpha(0f).setDuration(sTransitionOutDuration);
+ mDropTargetBar.animate().alpha(1f).setDuration(sTransitionInDuration);
+ }
+
+ @Override
+ public void onDragEnd() {
+ // Restore the QSB search bar, and animate out the drop target bar
+ mDropTargetBar.animate().alpha(0f).setDuration(sTransitionOutDuration);
+ mQSBSearchBar.animate().alpha(1f).setDuration(sTransitionInDuration);
+ }
+}