Example usage for android.widget ExpandableListAdapter getChild

Introduction

In this page you can find the example usage for android.widget ExpandableListAdapter getChild.

Prototype

Object getChild(int groupPosition, int childPosition);

Source Link

Document

Gets the data associated with the given child within the given group.

Usage

From source file:com.granita.tasks.TaskListFragment.java

private void selectChildView(ExpandableListView expandLV, int groupPosition, int childPosition, boolean force) {
    if (groupPosition < mAdapter.getGroupCount() && childPosition < mAdapter.getChildrenCount(groupPosition)) {
        // a task instance element has been clicked, get it's instance id and notify the activity
        ExpandableListAdapter listAdapter = expandLV.getExpandableListAdapter();
        Cursor cursor = (Cursor) listAdapter.getChild(groupPosition, childPosition);

        if (cursor == null) {
            return;
        }/*from   ww  w  . j a v a2s  . c o m*/
        // TODO: for now we get the id of the task, not the instance, once we support recurrence we'll have to change that
        Long selectTaskId = cursor.getLong(cursor.getColumnIndex(Instances.TASK_ID));

        if (selectTaskId != null) {
            // Notify the active callbacks interface (the activity, if the fragment is attached to one) that an item has been selected.

            // TODO: use the instance URI one we support recurrence
            Uri taskUri = ContentUris.withAppendedId(Tasks.getContentUri(mAuthority), selectTaskId);

            mCallbacks.onItemSelected(taskUri, force, mInstancePosition);
        }
    }
}

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From source file:com.granita.tasks.TaskListFragment.java

@Override
public boolean onFlingEnd(ListView v, View listElement, int pos, int direction) {
    long packedPos = mExpandableListView.getExpandableListPosition(pos);
    if (ExpandableListView.getPackedPositionType(packedPos) == ExpandableListView.PACKED_POSITION_TYPE_CHILD) {
        ExpandableListAdapter listAdapter = mExpandableListView.getExpandableListAdapter();
        Cursor cursor = (Cursor) listAdapter.getChild(ExpandableListView.getPackedPositionGroup(packedPos),
                ExpandableListView.getPackedPositionChild(packedPos));

        if (cursor != null) {
            // TODO: for now we get the id of the task, not the instance, once we support recurrence we'll have to change that
            Long taskId = cursor.getLong(cursor.getColumnIndex(Instances.TASK_ID));

            if (taskId != null) {
                boolean closed = cursor.getLong(cursor.getColumnIndex(Instances.IS_CLOSED)) > 0;
                String title = cursor.getString(cursor.getColumnIndex(Instances.TITLE));
                // TODO: use the instance URI once we support recurrence
                Uri taskUri = ContentUris.withAppendedId(Tasks.getContentUri(mAuthority), taskId);

                if (direction == FlingDetector.RIGHT_FLING) {
                    if (closed) {
                        removeTask(taskUri, title);
                        // we do not know for sure if the task has been removed since the user is asked for confirmation first, so return false

                        return false;

                    } else {
                        return setCompleteTask(taskUri, title, true);
                    }//from  ww w .  j  a  v  a 2 s  .  com
                } else if (direction == FlingDetector.LEFT_FLING) {
                    if (closed) {
                        return setCompleteTask(taskUri, title, false);
                    } else {
                        openTaskEditor(taskUri,
                                cursor.getString(cursor.getColumnIndex(Instances.ACCOUNT_TYPE)));
                        return false;
                    }
                }
            }
        }
    }

    return false;
}

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From source file:com.granita.tasks.TaskListFragment.java

@Override
public void onFlingStart(ListView listView, View listElement, int position, int direction) {

    // control the visibility of the views that reveal behind a flinging element regarding the fling direction
    int rightFlingViewId = mGroupDescriptor.getElementViewDescriptor().getFlingRevealRightViewId();
    int leftFlingViewId = mGroupDescriptor.getElementViewDescriptor().getFlingRevealLeftViewId();
    TextView rightFlingView = null;// w w w  . j av a  2 s  .c  o  m
    TextView leftFlingView = null;

    if (rightFlingViewId != -1) {
        rightFlingView = (TextView) listElement.findViewById(rightFlingViewId);
    }
    if (leftFlingViewId != -1) {
        leftFlingView = (TextView) listElement.findViewById(leftFlingViewId);
    }

    Resources resources = getActivity().getResources();

    // change title and icon regarding the task status
    long packedPos = mExpandableListView.getExpandableListPosition(position);
    if (ExpandableListView.getPackedPositionType(packedPos) == ExpandableListView.PACKED_POSITION_TYPE_CHILD) {
        ExpandableListAdapter listAdapter = mExpandableListView.getExpandableListAdapter();
        Cursor cursor = (Cursor) listAdapter.getChild(ExpandableListView.getPackedPositionGroup(packedPos),
                ExpandableListView.getPackedPositionChild(packedPos));

        if (cursor != null) {
            int taskStatus = cursor.getInt(cursor.getColumnIndex(Instances.STATUS));
            if (leftFlingView != null && rightFlingView != null) {
                if (taskStatus == Instances.STATUS_COMPLETED) {
                    leftFlingView.setText(R.string.fling_task_delete);
                    leftFlingView.setCompoundDrawablesWithIntrinsicBounds(
                            resources.getDrawable(R.drawable.content_discard), null, null, null);
                    rightFlingView.setText(R.string.fling_task_uncomplete);
                    rightFlingView.setCompoundDrawablesWithIntrinsicBounds(null, null,
                            resources.getDrawable(R.drawable.content_remove_light), null);
                } else {
                    leftFlingView.setText(R.string.fling_task_complete);
                    leftFlingView.setCompoundDrawablesWithIntrinsicBounds(
                            resources.getDrawable(R.drawable.ic_action_complete), null, null, null);
                    rightFlingView.setText(R.string.fling_task_edit);
                    rightFlingView.setCompoundDrawablesWithIntrinsicBounds(null, null,
                            resources.getDrawable(R.drawable.content_edit), null);
                }
            }
        }
    }

    if (rightFlingView != null) {
        rightFlingView.setVisibility(direction != FlingDetector.LEFT_FLING ? View.GONE : View.VISIBLE);
    }
    if (leftFlingView != null) {
        leftFlingView.setVisibility(direction != FlingDetector.RIGHT_FLING ? View.GONE : View.VISIBLE);
    }

}

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