com.allen_sauer.gwt.dnd.client.drop
Class MonthViewDropController

java.lang.Object
  com.allen_sauer.gwt.dnd.client.drop.AbstractDropController
      com.allen_sauer.gwt.dnd.client.drop.AbstractPositioningDropController
          com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController
              com.allen_sauer.gwt.dnd.client.drop.MonthViewDropController

All Implemented Interfaces:

com.allen_sauer.gwt.dnd.client.drop.DropController

public class MonthViewDropController
extends com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController

Controls the Move and Drop (after dragging) events that can be generated in the Month View.

Author:

Brad Rydzewski, Carlos D. Morales

Constructor Summary

MonthViewDropController(com.google.gwt.user.client.ui.AbsolutePanel dropTarget, com.google.gwt.user.client.ui.FlexTable monthGrid)

Method Summary

protected com.google.gwt.user.client.Element[]	getCells(int row, int col, int days) Gets all the cells (as DOM Elements) that an appointment spans.
int	getColumn(com.allen_sauer.gwt.dnd.client.DragContext context, com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController.Draggable draggable)
Date	getFirstDateDisplayed()
int	getRow(com.allen_sauer.gwt.dnd.client.DragContext context, com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController.Draggable draggable)
void	onDrop(com.allen_sauer.gwt.dnd.client.DragContext context) Callback method executed once the drag has completed.
void	onMove(com.allen_sauer.gwt.dnd.client.DragContext context) Manages the highlighting of cells in the month view grid when an Appointment is being dragged.
void	setDaysPerWeek(int daysPerWeek)
void	setFirstDateDisplayed(Date firstDateDisplayed)
void	setWeeksPerMonth(int weeksPerMonth)

Methods inherited from class com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController

drop, onEnter, onLeave

Methods inherited from class com.allen_sauer.gwt.dnd.client.drop.AbstractDropController

getDropTarget, onPreviewDrop

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MonthViewDropController

public MonthViewDropController(com.google.gwt.user.client.ui.AbsolutePanel dropTarget,
                               com.google.gwt.user.client.ui.FlexTable monthGrid)

Method Detail

setDaysPerWeek

public void setDaysPerWeek(int daysPerWeek)

setWeeksPerMonth

public void setWeeksPerMonth(int weeksPerMonth)

getFirstDateDisplayed

public Date getFirstDateDisplayed()

setFirstDateDisplayed

public void setFirstDateDisplayed(Date firstDateDisplayed)

onMove

public void onMove(com.allen_sauer.gwt.dnd.client.DragContext context)

Manages the highlighting of cells in the month view grid when an Appointment is being dragged.

Specified by:

onMove in interface com.allen_sauer.gwt.dnd.client.drop.DropController

Overrides:

onMove in class com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController

Parameters:

context - An object providing information about the object being dragged

onDrop

public void onDrop(com.allen_sauer.gwt.dnd.client.DragContext context)

Callback method executed once the drag has completed. We need to reset the background color of all previously highlighted cells. Also need to actually change the appointment's start / end date here (code doesn't exist yet).

Specified by:

onDrop in interface com.allen_sauer.gwt.dnd.client.drop.DropController

Overrides:

onDrop in class com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController

Parameters:

context - An object containing information of what was dragged and dropped, including the Appointment, coordinates of the drop, etc.

getCells

protected com.google.gwt.user.client.Element[] getCells(int row,
                                                        int col,
                                                        int days)

Gets all the cells (as DOM Elements) that an appointment spans. Note: It only includes cells in the table. If an appointment ends in the following month the last cell in the list will be the last cell in the table.

Parameters:

row - Appointment's starting row

col - Appointment's starting column

days - Number of days an appointment spans

Returns:

Cell elements that an appointment spans

getRow

public int getRow(com.allen_sauer.gwt.dnd.client.DragContext context,
                  com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController.Draggable draggable)

getColumn

public int getColumn(com.allen_sauer.gwt.dnd.client.DragContext context,
                     com.allen_sauer.gwt.dnd.client.drop.AbsolutePositionDropController.Draggable draggable)