mirror of https://github.com/tasks/tasks
Add ItemTouchHelperCallback and ActionModeProvider
Alex Baker
8 years ago
parent
4699e29bb8
commit
c96e518885
@ -0,0 +1,132 @@
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package org.tasks.tasklist;
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import static org.tasks.activities.RemoteListSupportPicker.newRemoteListSupportPicker;
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import android.content.Context;
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import android.support.v7.view.ActionMode;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import com.todoroo.astrid.activity.TaskListActivity;
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import com.todoroo.astrid.activity.TaskListFragment;
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import com.todoroo.astrid.adapter.TaskAdapter;
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import com.todoroo.astrid.data.Task;
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import com.todoroo.astrid.service.TaskDeleter;
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import com.todoroo.astrid.service.TaskDuplicator;
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import java.util.List;
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import javax.inject.Inject;
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import org.tasks.R;
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import org.tasks.analytics.Tracker;
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import org.tasks.analytics.Tracking;
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import org.tasks.dialogs.DialogBuilder;
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import org.tasks.injection.ForActivity;
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import org.tasks.ui.MenuColorizer;
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public class ActionModeProvider {
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private static final String FRAG_TAG_REMOTE_LIST_PICKER = "frag_tag_remote_list_picker";
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private final Context context;
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private final DialogBuilder dialogBuilder;
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private final TaskDeleter taskDeleter;
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private final TaskDuplicator taskDuplicator;
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private final Tracker tracker;
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@Inject
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public ActionModeProvider(
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@ForActivity Context context,
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DialogBuilder dialogBuilder,
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TaskDeleter taskDeleter,
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TaskDuplicator taskDuplicator,
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Tracker tracker) {
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this.context = context;
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this.dialogBuilder = dialogBuilder;
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this.taskDeleter = taskDeleter;
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this.taskDuplicator = taskDuplicator;
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this.tracker = tracker;
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}
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public ActionMode startActionMode(
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TaskAdapter adapter,
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TaskListFragment taskList,
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TaskListRecyclerAdapter taskListRecyclerAdapter) {
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return ((TaskListActivity) context)
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.startSupportActionMode(
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new ActionMode.Callback() {
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@Override
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public boolean onCreateActionMode(ActionMode actionMode, Menu menu) {
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MenuInflater inflater = actionMode.getMenuInflater();
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inflater.inflate(R.menu.menu_multi_select, menu);
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MenuColorizer.colorMenu(context, menu);
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return true;
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}
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@Override
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public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
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return false;
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}
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@Override
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public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
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switch (item.getItemId()) {
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case R.id.move_tasks:
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newRemoteListSupportPicker(null, taskList, TaskListFragment.REQUEST_MOVE_TASKS)
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.show(taskList.getFragmentManager(), FRAG_TAG_REMOTE_LIST_PICKER);
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return true;
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case R.id.delete:
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dialogBuilder
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.newMessageDialog(R.string.delete_selected_tasks)
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.setPositiveButton(
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android.R.string.ok, (dialogInterface, i) -> deleteSelectedItems())
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.setNegativeButton(android.R.string.cancel, null)
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.show();
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return true;
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case R.id.copy_tasks:
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dialogBuilder
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.newMessageDialog(R.string.copy_selected_tasks)
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.setPositiveButton(
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android.R.string.ok, ((dialogInterface, i) -> copySelectedItems()))
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.setNegativeButton(android.R.string.cancel, null)
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.show();
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return true;
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default:
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return false;
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}
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}
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@Override
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public void onDestroyActionMode(ActionMode actionMode) {
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adapter.clearSelections();
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taskListRecyclerAdapter.onDestroyActionMode();
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}
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private void deleteSelectedItems() {
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tracker.reportEvent(Tracking.Events.MULTISELECT_DELETE);
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List<Long> tasks = adapter.getSelected();
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taskListRecyclerAdapter.finishActionMode();
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List<Task> result = taskDeleter.markDeleted(tasks);
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taskList.onTaskDelete(result);
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taskList
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.makeSnackbar(
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context.getString(
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R.string.delete_multiple_tasks_confirmation,
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Integer.toString(result.size())))
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.show();
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}
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private void copySelectedItems() {
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tracker.reportEvent(Tracking.Events.MULTISELECT_CLONE);
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List<Long> tasks = adapter.getSelected();
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taskListRecyclerAdapter.finishActionMode();
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List<Task> duplicates = taskDuplicator.duplicate(tasks);
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taskList.onTaskCreated(duplicates);
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taskList
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.makeSnackbar(
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context.getString(
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R.string.copy_multiple_tasks_confirmation,
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Integer.toString(duplicates.size())))
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.show();
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}
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});
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}
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}
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@ -0,0 +1,127 @@
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package org.tasks.tasklist;
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import android.graphics.Canvas;
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import android.support.v7.widget.RecyclerView;
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import android.support.v7.widget.helper.ItemTouchHelper;
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import com.todoroo.astrid.activity.TaskListFragment;
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import com.todoroo.astrid.adapter.TaskAdapter;
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import com.todoroo.astrid.utility.Flags;
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public class ItemTouchHelperCallback extends ItemTouchHelper.Callback {
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private final TaskAdapter adapter;
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private final TaskListRecyclerAdapter recyclerAdapter;
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private final TaskListFragment taskList;
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private int from = -1;
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private int to = -1;
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private boolean dragging;
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ItemTouchHelperCallback(
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TaskAdapter adapter, TaskListRecyclerAdapter recyclerAdapter, TaskListFragment taskList) {
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this.adapter = adapter;
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this.recyclerAdapter = recyclerAdapter;
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this.taskList = taskList;
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}
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public boolean isDragging() {
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return dragging;
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}
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public void setDragging(boolean dragging) {
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this.dragging = dragging;
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}
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@Override
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public void onSelectedChanged(RecyclerView.ViewHolder viewHolder, int actionState) {
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super.onSelectedChanged(viewHolder, actionState);
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if (actionState == ItemTouchHelper.ACTION_STATE_DRAG) {
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((ViewHolder) viewHolder).setMoving(true);
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}
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}
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@Override
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public int getMovementFlags(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
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if (!adapter.isManuallySorted()) {
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return makeMovementFlags(0, 0);
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}
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ViewHolder vh = (ViewHolder) viewHolder;
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if (!recyclerAdapter.isActionModeActive()) {
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int indentFlags = 0;
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if (vh.isIndented()) {
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indentFlags |= ItemTouchHelper.LEFT;
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}
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int position = vh.getAdapterPosition();
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if (position > 0 && adapter.canIndent(position, vh.task)) {
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indentFlags |= ItemTouchHelper.RIGHT;
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}
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return makeMovementFlags(0, indentFlags);
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}
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if (dragging) {
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return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0);
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}
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return makeMovementFlags(0, 0);
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}
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@Override
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public boolean onMove(
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RecyclerView recyclerView, RecyclerView.ViewHolder source, RecyclerView.ViewHolder target) {
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recyclerAdapter.finishActionMode();
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int fromPosition = source.getAdapterPosition();
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int toPosition = target.getAdapterPosition();
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if (from == -1) {
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((ViewHolder) source).setSelected(false);
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from = fromPosition;
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}
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to = toPosition;
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recyclerAdapter.notifyItemMoved(fromPosition, toPosition);
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return true;
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}
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@Override
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public float getSwipeThreshold(RecyclerView.ViewHolder viewHolder) {
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return .2f;
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}
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@Override
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public void onChildDraw(
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Canvas c,
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RecyclerView recyclerView,
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RecyclerView.ViewHolder viewHolder,
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float dX,
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float dY,
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int actionState,
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boolean isCurrentlyActive) {
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if (actionState == ItemTouchHelper.ACTION_STATE_SWIPE) {
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float shiftSize = ((ViewHolder) viewHolder).getShiftSize();
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dX = Math.max(-shiftSize, Math.min(shiftSize, dX));
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}
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super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive);
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}
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@Override
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public void clearView(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
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super.clearView(recyclerView, viewHolder);
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ViewHolder vh = (ViewHolder) viewHolder;
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if (dragging) {
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vh.setMoving(false);
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dragging = false;
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if (from != -1) {
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if (from >= 0 && from != to) {
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if (from < to) {
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to++;
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}
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adapter.moved(from, to);
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taskList.loadTaskListContent(false);
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}
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}
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}
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from = -1;
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to = -1;
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Flags.checkAndClear(Flags.TLFP_NO_INTERCEPT_TOUCH);
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}
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@Override
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public void onSwiped(RecyclerView.ViewHolder viewHolder, int direction) {
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adapter.indented(viewHolder.getAdapterPosition(), direction == ItemTouchHelper.RIGHT ? 1 : -1);
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taskList.loadTaskListContent(false);
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}
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}
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