diff options
Diffstat (limited to 'src/com/itmill/toolkit/ui/GridLayout.java')
| -rw-r--r-- | src/com/itmill/toolkit/ui/GridLayout.java | 92 |
1 files changed, 34 insertions, 58 deletions
diff --git a/src/com/itmill/toolkit/ui/GridLayout.java b/src/com/itmill/toolkit/ui/GridLayout.java index 0e0d80172e..e7f5293b23 100644 --- a/src/com/itmill/toolkit/ui/GridLayout.java +++ b/src/com/itmill/toolkit/ui/GridLayout.java @@ -1,30 +1,6 @@ -/* ************************************************************************* - - IT Mill Toolkit - - Development of Browser User Interfaces Made Easy - - Copyright (C) 2000-2007 IT Mill Ltd - - ************************************************************************* - - This product is distributed under commercial license that can be found - from the product package on license.pdf. Use of this product might - require purchasing a commercial license from IT Mill Ltd. For guidelines - on usage, see licensing-guidelines.html - - ************************************************************************* - - For more information, contact: - - IT Mill Ltd phone: +358 2 4802 7180 - Ruukinkatu 2-4 fax: +358 2 4802 7181 - 20540, Turku email: info@itmill.com - Finland company www: www.itmill.com - - Primary source for information and releases: www.itmill.com - - ********************************************************************** */ +/* +@ITMillApache2LicenseForJavaFiles@ + */ package com.itmill.toolkit.ui; @@ -87,12 +63,12 @@ public class GridLayout extends AbstractLayout { * Contains all items that are placed on the grid. These are components with * grid area definition. */ - private LinkedList areas = new LinkedList(); + private final LinkedList areas = new LinkedList(); /** * Mapping from components to their respective areas. */ - private LinkedList components = new LinkedList(); + private final LinkedList components = new LinkedList(); /** * Mapping from components to alignments (horizontal + vertical). @@ -204,7 +180,7 @@ public class GridLayout extends AbstractLayout { } // Creates the area - Area area = new Area(component, column1, row1, column2, row2); + final Area area = new Area(component, column1, row1, column2, row2); // Checks the validity of the coordinates if (column2 < column1 || row2 < row1) { @@ -221,11 +197,11 @@ public class GridLayout extends AbstractLayout { // Inserts the component to right place at the list // Respect top-down, left-right ordering component.setParent(this); - Iterator i = areas.iterator(); + final Iterator i = areas.iterator(); int index = 0; boolean done = false; while (!done && i.hasNext()) { - Area existingArea = (Area) i.next(); + final Area existingArea = (Area) i.next(); if ((existingArea.row1 >= row1 && existingArea.column1 > column1) || existingArea.row1 > row1) { areas.add(index, area); @@ -253,8 +229,8 @@ public class GridLayout extends AbstractLayout { * if <code>area</code> overlaps with any existing area. */ private void checkExistingOverlaps(Area area) throws OverlapsException { - for (Iterator i = areas.iterator(); i.hasNext();) { - Area existingArea = (Area) i.next(); + for (final Iterator i = areas.iterator(); i.hasNext();) { + final Area existingArea = (Area) i.next(); if (existingArea.overlaps(area)) { // Component not added, overlaps with existing component throw new OverlapsException(existingArea); @@ -323,7 +299,7 @@ public class GridLayout extends AbstractLayout { area = new Area(component, cursorX, cursorY, cursorX, cursorY); checkExistingOverlaps(area); done = true; - } catch (OverlapsException ignored) { + } catch (final OverlapsException ignored) { space(); } } @@ -351,8 +327,8 @@ public class GridLayout extends AbstractLayout { super.removeComponent(component); Area area = null; - for (Iterator i = areas.iterator(); area == null && i.hasNext();) { - Area a = (Area) i.next(); + for (final Iterator i = areas.iterator(); area == null && i.hasNext();) { + final Area a = (Area) i.next(); if (a.getComponent() == component) { area = a; } @@ -379,8 +355,8 @@ public class GridLayout extends AbstractLayout { public void removeComponent(int column, int row) { // Finds the area - for (Iterator i = areas.iterator(); i.hasNext();) { - Area area = (Area) i.next(); + for (final Iterator i = areas.iterator(); i.hasNext();) { + final Area area = (Area) i.next(); if (area.getColumn1() == column && area.getRow1() == row) { removeComponent(area.getComponent()); return; @@ -419,13 +395,13 @@ public class GridLayout extends AbstractLayout { } // Area iterator - Iterator areaiterator = areas.iterator(); + final Iterator areaiterator = areas.iterator(); // Current item to be processed (fetch first item) Area area = areaiterator.hasNext() ? (Area) areaiterator.next() : null; // Collects rowspan related information here - HashMap cellUsed = new HashMap(); + final HashMap cellUsed = new HashMap(); // Empty cell collector int emptyCells = 0; @@ -454,8 +430,8 @@ public class GridLayout extends AbstractLayout { } // Now proceed rendering current item - int cols = (area.column2 - area.column1) + 1; - int rows = (area.row2 - area.row1) + 1; + final int cols = (area.column2 - area.column1) + 1; + final int rows = (area.row2 - area.row1) + 1; target.startTag("gc"); target.addAttribute("x", curx); @@ -500,8 +476,8 @@ public class GridLayout extends AbstractLayout { // Current column contains already an item, // check if rowspan affects at current x,y position - int rowspanDepth = ((Integer) cellUsed.get(new Integer( - curx))).intValue(); + final int rowspanDepth = ((Integer) cellUsed + .get(new Integer(curx))).intValue(); if (rowspanDepth >= cury) { @@ -582,22 +558,22 @@ public class GridLayout extends AbstractLayout { /** * The column of the upper left corner cell of the area. */ - private int column1; + private final int column1; /** * The row of the upper left corner cell of the area. */ - private int row1; + private final int row1; /** * The column of the lower right corner cell of the area. */ - private int column2; + private final int column2; /** * The row of the lower right corner cell of the area. */ - private int row2; + private final int row2; /** * Component painted on the area. @@ -765,7 +741,7 @@ public class GridLayout extends AbstractLayout { */ private static final long serialVersionUID = 3978144339870101561L; - private Area existingArea; + private final Area existingArea; /** * Constructs an <code>OverlapsException</code>. @@ -802,7 +778,7 @@ public class GridLayout extends AbstractLayout { */ private static final long serialVersionUID = 3618985589664592694L; - private Area areaOutOfBounds; + private final Area areaOutOfBounds; /** * Constructs an <code>OoutOfBoundsException</code> with the specified @@ -874,8 +850,8 @@ public class GridLayout extends AbstractLayout { // Checks for overlaps if (cols > columns) { - for (Iterator i = areas.iterator(); i.hasNext();) { - Area area = (Area) i.next(); + for (final Iterator i = areas.iterator(); i.hasNext();) { + final Area area = (Area) i.next(); if (area.column2 >= columns) { throw new OutOfBoundsException(area); } @@ -946,8 +922,8 @@ public class GridLayout extends AbstractLayout { // Checks for overlaps if (this.rows > rows) { - for (Iterator i = areas.iterator(); i.hasNext();) { - Area area = (Area) i.next(); + for (final Iterator i = areas.iterator(); i.hasNext();) { + final Area area = (Area) i.next(); if (area.row2 >= rows) { throw new OutOfBoundsException(area); } @@ -998,9 +974,9 @@ public class GridLayout extends AbstractLayout { // Gets the locations Area oldLocation = null; Area newLocation = null; - for (Iterator i = areas.iterator(); i.hasNext();) { - Area location = (Area) i.next(); - Component component = location.getComponent(); + for (final Iterator i = areas.iterator(); i.hasNext();) { + final Area location = (Area) i.next(); + final Component component = location.getComponent(); if (component == oldComponent) { oldLocation = location; } |