From 102cda5b1bbe1f35030bffe23b959f88b5ab5c5c Mon Sep 17 00:00:00 2001
From: Matti Tahvonen <matti.tahvonen@itmill.com>
Date: Mon, 9 Jul 2007 09:07:06 +0000
Subject: [PATCH] removed package and unused class

svn changeset:1820/svn branch:trunk
---
 .../gwt/client/DefaultWidgetFactory.java      |   2 +-
 .../ui/{scrolltable => }/IScrollTable.java    |   5 +-
 ...ollingByRecyclingOldDomImplementation.java | 473 ------------------
 3 files changed, 3 insertions(+), 477 deletions(-)
 rename src/com/itmill/toolkit/terminal/gwt/client/ui/{scrolltable => }/IScrollTable.java (99%)
 delete mode 100644 src/com/itmill/toolkit/terminal/gwt/client/ui/ITableScrollingByRecyclingOldDomImplementation.java

diff --git a/src/com/itmill/toolkit/terminal/gwt/client/DefaultWidgetFactory.java b/src/com/itmill/toolkit/terminal/gwt/client/DefaultWidgetFactory.java
index f76f6c7a3e..aab422574d 100644
--- a/src/com/itmill/toolkit/terminal/gwt/client/DefaultWidgetFactory.java
+++ b/src/com/itmill/toolkit/terminal/gwt/client/DefaultWidgetFactory.java
@@ -15,6 +15,7 @@ import com.itmill.toolkit.terminal.gwt.client.ui.IOptionGroup;
 import com.itmill.toolkit.terminal.gwt.client.ui.IPanel;
 import com.itmill.toolkit.terminal.gwt.client.ui.IPasswordField;
 import com.itmill.toolkit.terminal.gwt.client.ui.IPopupCalendar;
+import com.itmill.toolkit.terminal.gwt.client.ui.IScrollTable;
 import com.itmill.toolkit.terminal.gwt.client.ui.ISelect;
 import com.itmill.toolkit.terminal.gwt.client.ui.ITablePaging;
 import com.itmill.toolkit.terminal.gwt.client.ui.ITabsheet;
@@ -26,7 +27,6 @@ import com.itmill.toolkit.terminal.gwt.client.ui.ITwinColSelect;
 import com.itmill.toolkit.terminal.gwt.client.ui.IUnknownComponent;
 import com.itmill.toolkit.terminal.gwt.client.ui.IVerticalLayout;
 import com.itmill.toolkit.terminal.gwt.client.ui.IWindow;
-import com.itmill.toolkit.terminal.gwt.client.ui.scrolltable.IScrollTable;
 
 public class DefaultWidgetFactory implements WidgetFactory {
 
diff --git a/src/com/itmill/toolkit/terminal/gwt/client/ui/scrolltable/IScrollTable.java b/src/com/itmill/toolkit/terminal/gwt/client/ui/IScrollTable.java
similarity index 99%
rename from src/com/itmill/toolkit/terminal/gwt/client/ui/scrolltable/IScrollTable.java
rename to src/com/itmill/toolkit/terminal/gwt/client/ui/IScrollTable.java
index abf5d970e4..ed4a4dc192 100644
--- a/src/com/itmill/toolkit/terminal/gwt/client/ui/scrolltable/IScrollTable.java
+++ b/src/com/itmill/toolkit/terminal/gwt/client/ui/IScrollTable.java
@@ -1,4 +1,4 @@
-package com.itmill.toolkit.terminal.gwt.client.ui.scrolltable;
+package com.itmill.toolkit.terminal.gwt.client.ui;
 
 import java.util.HashMap;
 import java.util.Iterator;
@@ -22,8 +22,7 @@ import com.google.gwt.user.client.ui.Widget;
 import com.itmill.toolkit.terminal.gwt.client.Client;
 import com.itmill.toolkit.terminal.gwt.client.Paintable;
 import com.itmill.toolkit.terminal.gwt.client.UIDL;
-import com.itmill.toolkit.terminal.gwt.client.ui.ITable;
-import com.itmill.toolkit.terminal.gwt.client.ui.scrolltable.IScrollTable.IScrollTableBody.IScrollTableRow;
+import com.itmill.toolkit.terminal.gwt.client.ui.IScrollTable.IScrollTableBody.IScrollTableRow;
 
 public class IScrollTable extends Composite implements Paintable, ITable, ScrollListener {
 	
diff --git a/src/com/itmill/toolkit/terminal/gwt/client/ui/ITableScrollingByRecyclingOldDomImplementation.java b/src/com/itmill/toolkit/terminal/gwt/client/ui/ITableScrollingByRecyclingOldDomImplementation.java
deleted file mode 100644
index 040374bb0f..0000000000
--- a/src/com/itmill/toolkit/terminal/gwt/client/ui/ITableScrollingByRecyclingOldDomImplementation.java
+++ /dev/null
@@ -1,473 +0,0 @@
-package com.itmill.toolkit.terminal.gwt.client.ui;
-
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.Map;
-
-import com.google.gwt.user.client.Command;
-import com.google.gwt.user.client.DOM;
-import com.google.gwt.user.client.DeferredCommand;
-import com.google.gwt.user.client.Element;
-import com.google.gwt.user.client.Timer;
-import com.google.gwt.user.client.ui.Composite;
-import com.google.gwt.user.client.ui.FlexTable;
-import com.google.gwt.user.client.ui.HTML;
-import com.google.gwt.user.client.ui.ScrollListener;
-import com.google.gwt.user.client.ui.ScrollPanel;
-import com.google.gwt.user.client.ui.VerticalPanel;
-import com.google.gwt.user.client.ui.Widget;
-import com.google.gwt.user.client.ui.FlexTable.FlexCellFormatter;
-import com.itmill.toolkit.terminal.gwt.client.Client;
-import com.itmill.toolkit.terminal.gwt.client.Paintable;
-import com.itmill.toolkit.terminal.gwt.client.UIDL;
-
-// TODO Blow this out and build it directly with DOM
-// Below is the structure of the 4.0 implementation
-/*
-<div class="border">
-	<div id="PID7status" class="tablestatus" style="display: none; margin-top: 35px; margin-left: 122px;"/>
-	<div class="hcontainer">
-		<div class="colsel-container"></div>
-			<div id="PID7hout" class="bg hout" style="overflow: hidden; width: 375px;">
-				<div style="width: 6000px;">
-					<table id="PID7hin" class="hin" cellspacing="0" cellpadding="0" border="0">
-						<tbody>
-							<tr>
-								<td id="PID7heh" class="heh clickable" cid="heh" style="width: 20px;">
-								</td>
-								<td id="PID7he0" class="clickable" cid="1" style="width: 91px;">
-								</td>
-								<td id="PID7he1" class="clickable" cid="2" style="width: 88px;">
-								</td>
-								<td id="PID7he2" class="clickable" cid="3" style="width: 108px;">
-									<img id="PID7ha3" class="colresizer" src="/demo/TableDemo/RES/corporate/img/table/handle.gif"/>
-									<div class="headerContent" style="width: 91px; left: 0px; top: 0px;">TITLE</div>
-								</td>
-								<td id="PID7he3" class="clickable" cid="4" style="width: 68px;">
-								</td>
-							</tr>
-						</tbody>
-					</table>
-				<div/>
-			</div>
-		</div>
-	</div>
-	<div id="PID7cout" class="cout" style="overflow: auto; height: 140px; width: 391px;">
-		<div class="spacer" style="height: 0px;"/>
-		<table id="PID7cin" class="cin">
-			<tbody>
-				<tr class="odd clickable">
-					<td class="tablecell rowheader" width="20">
-						<div class="cellContent" style="width: 16px;">0</div>
-					</td>
-					...
-				</tr>
-				...
-			</tbody>
-		</table>
-		<div class="spacer" style="height: 13440px;"/>
-	</div>
-</div>
- */
-public class ITableScrollingByRecyclingOldDomImplementation extends Composite implements Paintable, ScrollListener {
-	
-	/**
-	 *  multiple of pagelenght which component will 
-	 *  cache when requesting more rows 
-	 */
-	private static final double CACHE_RATE = 3;
-	/** 
-	 * fraction of pageLenght which can be scrolled without 
-	 * making new request 
-	 */
-	private static final double CACHE_REACT_RATE = 1;
-	
-	private int firstRendered = -1;
-	private int lastRendered = -1;
-	private int firstRowInViewPort = 0;
-	private int pageLength = 15;
-	
-	private boolean rowHeaders = false;
-	
-	private Map columnOrder = new HashMap();
-	
-	private Client client;
-	private String id;
-	private boolean immediate;
-	
-	private FlexTable tHead = new FlexTable();
-	private FlexTable tBody = new FlexTable();
-	
-	private ScrollPanel bodyContainer = new ScrollPanel();
-	private VerticalPanel bodyContent = new VerticalPanel();
-	
-	private ScrollPanel headerContainer = new ScrollPanel();
-	
-	private HTML preSpacer = new HTML();
-	private HTML postSpacer = new HTML();
-	
-	private boolean colWidthsInitialized = false;
-	private int totalRows;
-	private HashMap columnWidths = new HashMap();
-	
-	private int rowHeight = 0;
-	private RowRequestHandler rowRequestHandler;
-	
-	public ITableScrollingByRecyclingOldDomImplementation() {
-		headerContainer.add(tHead);
-		DOM.setStyleAttribute(headerContainer.getElement(), "overflow", "hidden");
-		
-		tBody.setStyleName("itable-tbody");
-		
-		bodyContent.add(preSpacer);
-		bodyContent.add(tBody);
-		bodyContent.add(postSpacer);
-		//TODO remove debug color
-		DOM.setStyleAttribute(postSpacer.getElement(), "background", "gray");
-		bodyContainer.add(bodyContent);
-		bodyContainer.addScrollListener(this);
-		
-		VerticalPanel panel = new VerticalPanel();
-		panel.add(headerContainer);
-		panel.add(bodyContainer);
-		
-		rowRequestHandler = new RowRequestHandler();
-		
-		initWidget(panel);
-	}
-
-	public void updateFromUIDL(UIDL uidl, Client client) {
-		if (client.updateComponent(this, uidl, true))
-			return;
-
-		this.client = client;
-		this.id = uidl.getStringAttribute("id");
-		this.immediate = uidl.getBooleanAttribute("immediate");
-		this.totalRows = uidl.getIntAttribute("totalrows");
-		this.pageLength = uidl.getIntAttribute("pagelength");
-		if(uidl.hasAttribute("rowheaders"))
-			rowHeaders = true;
-		
-		UIDL columnInfo = null;
-		UIDL rowData = null;
-		for(Iterator it = uidl.getChildIterator(); it.hasNext();) {
-			UIDL c = (UIDL) it.next();
-			if(c.getTag().equals("cols"))
-				columnInfo = c;
-			else if(c.getTag().equals("rows"))
-				rowData = c;
-			else if(c.getTag().equals("actions"))
-				updateActionMap(c);
-			else if(c.getTag().equals("visiblecolumns"))
-				;
-		}
-		updateHeader(columnInfo);
-		
-		updateBody(rowData, uidl.getIntAttribute("firstrow"),uidl.getIntAttribute("rows"));
-		
-		if(!colWidthsInitialized) {
-			DeferredCommand.add(new Command() {
-				public void execute() {
-					initSize();
-					updateSpacers();
-					bodyContainer.setScrollPosition(getRowHeight()*(firstRowInViewPort -1));
-					colWidthsInitialized = true;
-					if(totalRows - 1 > lastRendered) {
-						// fetch cache rows
-						rowRequestHandler.setReqFirstRow(lastRendered+1);
-						rowRequestHandler.setReqRows((int) (pageLength*CACHE_RATE));
-						rowRequestHandler.deferRowFetch();
-					}
-				}
-			});
-		}
-	}
-	
-	private void updateActionMap(UIDL c) {
-		// TODO Auto-generated method stub
-		
-	}
-
-	private void updateHeader(UIDL uidl) {
-		if(uidl == null)
-			return;
-		for(Iterator it = uidl.getChildIterator();it.hasNext();) {
-			UIDL col = (UIDL) it.next();
-			String cid = col.getStringAttribute("cid");
-			int colIndex = getColIndexByKey(cid);
-			if(colIndex > -1)
-				setHeaderText(colIndex, col.getStringAttribute("caption"));
-			DOM.setAttribute(tHead.getFlexCellFormatter().getElement(0, colIndex), "cid", cid);
-		}
-	}
-	
-	/**
-	 * Updates row data from uidl. UpdateFromUIDL delegates updating 
-	 * tBody to this method.
-	 * 
-	 * Updates may be to different part of tBody, depending on update type.
-	 * It can be initial row data, scroll up, scroll down...
-	 * 
-	 * @param uidl which contains row data
-	 * @param firstRow first row in data set
-	 * @param reqRows amount of rows in data set
-	 */
-	private void updateBody(UIDL uidl, int firstRow, int reqRows) {
- 		if(uidl == null || reqRows < 1)
-			return;
-		
-		Iterator it = uidl.getChildIterator();
-		
-		if(firstRendered == -1 || firstRow == lastRendered + 1) {
-			//initial data to body or appending rows to table
-			while(it.hasNext()) {
-				appendRow( (UIDL) it.next() );
-				if(colWidthsInitialized)
-					updateSpacers();
-			}
-//			lastRendered = firstRow + reqRows - 1;
-			if(firstRendered == -1) {
-				firstRendered = firstRow;
-			}
-		} else if(firstRendered == firstRow + reqRows) {
-			// add received rows before old ones
-			int rowsAdded = 0;
-			while(it.hasNext()){
-				tBody.insertRow(rowsAdded);
-				updateSpacers();
-				updateRow( (UIDL) it.next(), rowsAdded);
-			}
-			firstRendered = firstRow;
-		} else {
-			// complitely new set received, truncate body and recurse
-			tBody.clear();
-			firstRendered = -1;
-			lastRendered = -1;
-			updateBody(uidl, firstRow, reqRows);
-		}
-		trimBody();
-	}
-	
-	/**
-	 * Returns calculated height of row.
-	 * @return height in pixels
-	 */
-	private int getRowHeight() {
-		if(rowHeight == 0)
-			rowHeight = tBody.getOffsetHeight()/getRenderedRowCount();
-		return rowHeight;
-	}
-
-	/**
-	 * This method removes rows from body which are "out of
-	 * cache area" to keep amount of rendered rows sane.
-	 */
-	private void trimBody() {
-		int toBeRemovedFromTheBeginning = (int) (firstRowInViewPort - CACHE_RATE*pageLength) - firstRendered;
-		int toBeRemovedFromTheEnd = lastRendered - (int) (firstRowInViewPort + CACHE_RATE*pageLength + pageLength);
-		if(toBeRemovedFromTheBeginning > 0) {
-			// remove extra rows from the beginning of the table
-			while(toBeRemovedFromTheBeginning > 0) {
-				tBody.removeRow(0);
-				firstRendered++;
-				toBeRemovedFromTheBeginning--;
-				updateSpacers();
-			}
-		}
-		if(toBeRemovedFromTheEnd > 0) {
-			// remove extra rows from the end of the table
-			while(toBeRemovedFromTheEnd > 0) {
-				tBody.removeRow(tBody.getRowCount() - 1);
-				toBeRemovedFromTheEnd--;
-				lastRendered--;
-				updateSpacers();
-			}
-		}
-//		bodyContainer.setScrollPosition(getRowHeight()*firstRowInViewPort);
-	}
-	
-	private void appendRow(UIDL uidl) {
-		lastRendered++;
-		updateRow(uidl, lastRendered);
-	}
-
-	private void updateRow(UIDL uidl, int rowIndex) {
-		int colIndex = 0;
-		if(rowHeaders) {
-			setCellContent(rowIndex, colIndex, uidl.getStringAttribute("caption"));
-			colIndex++;
-		}
-		
-		for(Iterator it = uidl.getChildIterator(); it.hasNext();) {
-			Object cell = it.next();
-			if (cell instanceof String) {
-				setCellContent(rowIndex, colIndex, (String) cell);
-			} else {
-				setCellContent(rowIndex, colIndex, (UIDL) cell);
-			}
-			colIndex++;
-		}
-		Element row = tBody.getRowFormatter().getElement(rowIndex);
-		DOM.setIntAttribute(row, "key", uidl.getIntAttribute("key"));
-	}
-	
-	private int getColIndexByKey(String colKey) {
-		return Integer.parseInt(colKey) - 1 + (rowHeaders ? 1 : 0);
-	}
-	
-	private String getColKeyByIndex(int index) {
-		return DOM.getAttribute(tHead.getCellFormatter().getElement(0, index), "cid");
-	}
-
-	public void setHeaderText(int colIndex, String text) {
-		tHead.setText(0, colIndex, text);
-	}
-	
-	public void setCellContent(int rowId, int colId, UIDL cell) {
-		if(cell == null)
-			return;
-	 	Widget cellContent = client.getWidget(cell);
-		tBody.setWidget(rowId, colId, cellContent);
-		((Paintable)cell).updateFromUIDL(cell, client);
-		tBody.getCellFormatter().setWordWrap(rowId, colId, false);
-	}
-	
-	public void setCellContent(int rowId, int colId, String text) {
-		HTML cellContent = new HTML();
-		cellContent.setText(text);
-		tBody.setWidget(rowId, colId, cellContent);
-	}
-	
-	/**
-	 * Run when receices its initial content. Syncs headers and bodys
-	 * "natural widths and saves the values.
-	 */
-	private void initSize() {
-		int cols = tHead.getCellCount(0);
-		FlexCellFormatter hf = tHead.getFlexCellFormatter();
-		FlexCellFormatter bf = tBody.getFlexCellFormatter();
-		for (int i = 0; i < cols; i++) {
-			Element hCell = hf.getElement(0, i);
-			Element bCell = bf.getElement(1, i);
-			int hw = DOM.getIntAttribute(hCell, "offsetWidth");
-			int cw = DOM.getIntAttribute(bCell, "offsetWidth");
-			setColWidth(i , hw > cw ? hw : cw);
-		}
-		
-		bodyContainer.setHeight(tBody.getOffsetHeight() + "px");
-		bodyContainer.setWidth((tBody.getOffsetWidth() + 20) + "px");
-		
-	}
-
-	private void setColWidth(int colIndex, int w) {
-		String cid = getColKeyByIndex(colIndex);
-		tHead.getCellFormatter().setWidth(0, colIndex, w + "px");
-		tBody.getCellFormatter().setWidth(0, colIndex, w + "px");
-		columnWidths.put(cid,new Integer(w));
-	}
-	
-	private int getColWidth(String colKey) {
-		return ( (Integer) this.columnWidths.get(colKey)).intValue();
-	}
-	
-	private void updateSpacers() {
-		int preSpacerHeight = (firstRendered)*getRowHeight();
-		int postSpacerHeight = (totalRows - 1 - lastRendered)*getRowHeight();
-		preSpacer.setHeight(preSpacerHeight+"px");
-		postSpacer.setHeight(postSpacerHeight + "px");
-	}
-	
-	private int getRenderedRowCount() {
-		return lastRendered-firstRendered;
-	}
-
-	/**
-	 * This method has logick which rows needs to be requested from
-	 * server when user scrolls
-	 *
-	 */
-	public void onScroll(Widget widget, int scrollLeft, int scrollTop) {
-		rowRequestHandler.cancel();
-		
-		firstRowInViewPort = (int) Math.ceil( scrollTop / rowHeight );
-		client.console.log("At scrolltop: " + scrollTop + " At row " + firstRowInViewPort);
-		
-		int postLimit = (int) (firstRowInViewPort + pageLength + pageLength*CACHE_REACT_RATE);
-		if(postLimit > totalRows)
-			postLimit = totalRows;
-		int preLimit = (int) (firstRowInViewPort - pageLength*CACHE_REACT_RATE);
-		if(preLimit < 0)
-			preLimit = 0;
-		if(
-				(postLimit <= lastRendered && preLimit >= firstRendered )
-				) {
-			client.updateVariable(this.id, "firstvisible", firstRowInViewPort, false);
-			return; // scrolled withing "non-react area"
-		}
-		
-		if(firstRowInViewPort - pageLength*CACHE_RATE > lastRendered ||
-				firstRowInViewPort + pageLength + pageLength*CACHE_RATE < firstRendered ) {
-			// need a totally new set
-			client.console.log("Table: need a totally new set");
-			rowRequestHandler.setReqFirstRow((int) (firstRowInViewPort - pageLength*CACHE_RATE));
-			rowRequestHandler.setReqRows((int) (2*CACHE_RATE*pageLength + pageLength));
-			rowRequestHandler.deferRowFetch();
-			return;
-		}
-		if(preLimit < firstRendered ) {
-			// need some rows to the beginning of the rendered area
-			client.console.log("Table: need some rows to the beginning of the rendered area");
-			rowRequestHandler.setReqFirstRow((int) (firstRowInViewPort - pageLength*CACHE_RATE));
-			rowRequestHandler.setReqRows(firstRendered - rowRequestHandler.getReqFirstRow());
-			rowRequestHandler.deferRowFetch();
-
-			return;
-		}
-		if(postLimit > lastRendered) {
-			// need some rows to the end of the rendered area
-			client.console.log("need some rows to the end of the rendered area");
-			rowRequestHandler.setReqFirstRow(lastRendered + 1);
-			rowRequestHandler.setReqRows((int) ((firstRowInViewPort + pageLength + pageLength*CACHE_RATE) - lastRendered));
-			rowRequestHandler.deferRowFetch();
-		}
-	}
-	
-	private class RowRequestHandler extends Timer {
-		
-		private int reqFirstRow = 0;
-		private int reqRows = 0;
-		
-		public void deferRowFetch() {
-			if(reqRows > 0 && reqFirstRow < totalRows)
-				schedule(250);
-		}
-
-		public void setReqFirstRow(int reqFirstRow) {
-			if(reqFirstRow < 0)
-				reqFirstRow = 0;
-			else if(reqFirstRow >= totalRows)
-				reqFirstRow = totalRows - 1;
-			this.reqFirstRow = reqFirstRow;
-		}
-
-		public void setReqRows(int reqRows) {
-			this.reqRows = reqRows;
-		}
-
-		public void run() {
-			client.console.log("Getting " + reqRows + " rows from " + reqFirstRow);
-			client.updateVariable(id, "firstvisible", firstRowInViewPort, false);
-			client.updateVariable(id, "reqfirstrow", reqFirstRow, false);
-			client.updateVariable(id, "reqrows", reqRows, true);
-		}
-
-		public int getReqFirstRow() {
-			return reqFirstRow;
-		}
-
-		public int getReqRows() {
-			return reqRows;
-		}
-		
-	}
-}
-- 
2.39.5