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Initial changes to allow resolution of arbitrary clip data to widgets that support them.

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Change-Id: Id5dfa8436a5bf6eb7bd300ec603911a9d3698de3
This commit is contained in:
Winson Chung
2010-10-29 11:00:27 -07:00
parent f24312876b
commit 68846fdce6
9 changed files with 380 additions and 97 deletions
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src/com/android/launcher2/Workspace.java
+63 -44
View File
@@ -16,17 +16,20 @@
package com.android.launcher2;
import com.android.launcher.R;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import android.animation.Animator;
import android.animation.Animator.AnimatorListener;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.animation.PropertyValuesHolder;
import android.animation.TimeInterpolator;
import android.animation.ValueAnimator;
import android.animation.Animator.AnimatorListener;
import android.animation.ValueAnimator.AnimatorUpdateListener;
import android.app.AlertDialog;
import android.app.WallpaperManager;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProviderInfo;
@@ -59,8 +62,8 @@ import android.view.animation.DecelerateInterpolator;
import android.widget.TextView;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.HashSet;
import com.android.launcher.R;
import com.android.launcher2.InstallWidgetReceiver.WidgetMimeTypeHandlerData;
/**
* The workspace is a wide area with a wallpaper and a finite number of pages.
@@ -1371,6 +1374,7 @@ public class Workspace extends SmoothPagedView
*/
@Override
public boolean onDragEvent(DragEvent event) {
final ClipDescription desc = event.getClipDescription();
final CellLayout layout = (CellLayout) getChildAt(mCurrentPage);
final int[] pos = new int[2];
layout.getLocationOnScreen(pos);
@@ -1387,23 +1391,19 @@ public class Workspace extends SmoothPagedView
return false;
}
ClipDescription desc = event.getClipDescription();
if (desc.filterMimeTypes(ClipDescription.MIMETYPE_TEXT_INTENT) != null) {
// Create the drag outline
// We need to add extra padding to the bitmap to make room for the glow effect
final Canvas canvas = new Canvas();
final int bitmapPadding = HolographicOutlineHelper.OUTER_BLUR_RADIUS;
mDragOutline = createExternalDragOutline(canvas, bitmapPadding);
// Create the drag outline
// We need to add extra padding to the bitmap to make room for the glow effect
final Canvas canvas = new Canvas();
final int bitmapPadding = HolographicOutlineHelper.OUTER_BLUR_RADIUS;
mDragOutline = createExternalDragOutline(canvas, bitmapPadding);
// Show the current page outlines to indicate that we can accept this drop
showOutlines();
layout.setHover(true);
layout.onDragEnter();
layout.visualizeDropLocation(null, mDragOutline, x, y, 1, 1);
// Show the current page outlines to indicate that we can accept this drop
showOutlines();
layout.setHover(true);
layout.onDragEnter();
layout.visualizeDropLocation(null, mDragOutline, x, y, 1, 1);
return true;
}
break;
return true;
case DragEvent.ACTION_DRAG_LOCATION:
// Visualize the drop location
layout.visualizeDropLocation(null, mDragOutline, x, y, 1, 1);
@@ -1420,39 +1420,58 @@ public class Workspace extends SmoothPagedView
int newDropCount = 0;
final LauncherModel model = mLauncher.getModel();
final ClipData data = event.getClipData();
final int itemCount = data.getItemCount();
for (int i = 0; i < itemCount; ++i) {
final Intent intent = data.getItem(i).getIntent();
if (intent != null) {
Object info = null;
if (model.validateShortcutIntent(intent)) {
info = model.infoFromShortcutIntent(mContext, intent, data.getIcon());
} else if (model.validateWidgetIntent(intent)) {
final ComponentName component = ComponentName.unflattenFromString(
intent.getStringExtra(InstallWidgetReceiver.EXTRA_APPWIDGET_COMPONENT));
final AppWidgetProviderInfo appInfo =
model.findAppWidgetProviderInfoWithComponent(mContext, component);
PendingAddWidgetInfo createInfo = new PendingAddWidgetInfo();
createInfo.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET;
createInfo.componentName = appInfo.provider;
createInfo.minWidth = appInfo.minWidth;
createInfo.minHeight = appInfo.minHeight;
createInfo.configurationData = intent.getParcelableExtra(
InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA);
info = createInfo;
}
// We assume that the mime types are ordered in descending importance of
// representation. So we enumerate the list of mime types and alert the
// user if any widgets can handle the drop. Only the most preferred
// representation will be handled.
pos[0] = x;
pos[1] = y;
final int mimeTypeCount = desc.getMimeTypeCount();
for (int j = 0; j < mimeTypeCount; ++j) {
final String mimeType = desc.getMimeType(j);
if (info != null) {
onDropExternal(x, y, info, layout);
newDropCount++;
if (mimeType.equals(InstallShortcutReceiver.SHORTCUT_MIMETYPE)) {
final Intent intent = data.getItem(j).getIntent();
Object info = model.infoFromShortcutIntent(mContext, intent, data.getIcon());
onDropExternal(x, y, info, layout);
} else {
final List<WidgetMimeTypeHandlerData> widgets =
model.resolveWidgetsForMimeType(mContext, mimeType);
final int numWidgets = widgets.size();
if (numWidgets == 0) {
continue;
} else if (numWidgets == 1) {
// If there is only one item, then go ahead and add and configure
// that widget
final AppWidgetProviderInfo widgetInfo = widgets.get(0).widgetInfo;
final PendingAddWidgetInfo createInfo =
new PendingAddWidgetInfo(widgetInfo, mimeType, data);
mLauncher.addAppWidgetFromDrop(createInfo, mCurrentPage, pos);
} else if (numWidgets > 1) {
// Show the widget picker dialog if there is more than one widget
// that can handle this data type
final InstallWidgetReceiver.WidgetListAdapter adapter =
new InstallWidgetReceiver.WidgetListAdapter(mLauncher, mimeType,
data, widgets, layout, mCurrentPage, pos);
final AlertDialog.Builder builder =
new AlertDialog.Builder(mContext);
builder.setAdapter(adapter, adapter);
builder.setCancelable(true);
builder.setTitle(mContext.getString(
R.string.external_drop_widget_pick_title));
builder.setIcon(R.drawable.ic_no_applications);
builder.show();
}
}
newDropCount++;
break;
}
// Show error message if we couldn't accept any of the items
if (newDropCount <= 0) {
Toast.makeText(mContext, "Only Shortcut Intents accepted.",
Toast.makeText(mContext, mContext.getString(R.string.external_drop_widget_error),
Toast.LENGTH_SHORT).show();
}