5、自定义穿梭框
package com.view.control.shuttlebox;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CLabel;
import org.eclipse.swt.custom.ScrolledComposite;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.global.constant.Constants;
import com.util.CollectionUtil;
import com.util.FileUtil;
import com.util.StringUtil;
import com.view.control.DefinedSearchText.SearchTextEvent;
import com.view.control.DefinedSearchText;
import com.view.control.select.SearchDropDown;
import com.view.swt.CustomMessageBox;
import com.view.swt.SWTResourceManager;
import com.view.swt.SWTUtil;
import com.view.swt.StyleTextLink;
import com.view.swt.CustomMessageBox.Model;
import com.view.util.ImageUtil;
public abstract class DefinedCommonSearchShuttleBox<T> extends SearchDropDown<T> {
private static final Logger log = LoggerFactory.getLogger(DefinedCommonSearchShuttleBox.class);
/***数字区域*****/
protected CLabel num_label ;
protected CLabel right_num_label;
protected Composite rightScrolledContentComposite;
protected StyleTextLink.StyleTextLinkEvent linkEvent;
protected String noContentMention = "您可以更新获取选型数据后再进行查询";
protected String linkText = "更新";
protected SearchShuttleBoxEvent<T> searchShuttleBoxEvent;
/***在左侧区域已选择的条目***/
protected List<T> selectedList = new ArrayList<>();
protected Map<T,Composite> selectMap = new HashMap<T,Composite>();
/*****右侧区域选中的内容*******/
protected Map<T,Composite> rightSelectMap = new HashMap<T,Composite>();
/*****右侧区域所有数据****/
protected List<T> rightDataList = new ArrayList<>();
@Deprecated
public DefinedCommonSearchShuttleBox(Composite parent, List<T> comboDataList, int comboRowWidth,
SearchTextEvent<T> searchTextEvent) {
super(parent, comboDataList, comboRowWidth, searchTextEvent);
}
public DefinedCommonSearchShuttleBox(Composite parent,DefinedSearchText.SearchTextEvent<T> searchTextEvent,int comboRowWidth){
super(parent, searchTextEvent, comboRowWidth);
}
@Override
public void paint() {
Composite content_composite = new Composite(this.parent,SWT.NONE);
GridData gd_content_composite = new GridData(SWT.FILL,SWT.FILL,true,true,1,1);
content_composite.setLayoutData(gd_content_composite);
GridLayout gl_content_composite = new GridLayout(3,false);
gl_content_composite.marginWidth = 0;
gl_content_composite.marginHeight = 0;
gl_content_composite.horizontalSpacing = 5;
gl_content_composite.verticalSpacing = 0;
content_composite.setLayout(gl_content_composite);
content_composite.setBackground(SWTResourceManager.getWhiteColor());
//绘制左侧区域
generateLeftComposite(content_composite);
//绘制中间区域
generateMiddleComposite(content_composite);
//绘制右侧区域
generateRightComposite(content_composite);
if(!this.initEmpty){
super.notifySearch();
}
}
/**
* 绘制左侧区域内容
* @author wangfang5 2018年5月23日 上午11:04:28
* @param content_composite
*/
private void generateLeftComposite(Composite content_composite) {
Composite left_content_composite = new Composite(content_composite, SWT.NONE);
GridData gd_left_content_composite = new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1);
left_content_composite.setLayoutData(gd_left_content_composite);
GridLayout gl_left_content_composite = new GridLayout(1, true);
gl_left_content_composite.marginHeight = 5;
gl_left_content_composite.marginWidth = 5;
gl_left_content_composite.verticalSpacing = 5;
gl_left_content_composite.horizontalSpacing = 0;
left_content_composite.setLayout(gl_left_content_composite);
SWTUtil.paintBorder(left_content_composite, SWTResourceManager.getBorderColor());
left_content_composite.setBackground(SWTResourceManager.getWhiteColor());
// 绘制可选数字
Composite title_composite = new Composite(left_content_composite, SWT.NONE);
title_composite.setBackground(SWTResourceManager.getWhiteColor());
GridData gd_title_composite = new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1);
title_composite.setLayoutData(gd_title_composite);
GridLayout gl_title_composite = new GridLayout(2, false);
gl_title_composite.verticalSpacing = 0;
gl_title_composite.horizontalSpacing = 5;
gl_title_composite.marginHeight = 0;
gl_title_composite.marginWidth = 0;
title_composite.setLayout(gl_title_composite);
CLabel title_label = new CLabel(title_composite, SWT.NONE);
title_label.setText("可选");
title_label.setBackground(SWTResourceManager.getWhiteColor());
GridData gd_title_label = new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1);
title_label.setLayoutData(gd_title_label);
num_label = new CLabel(title_composite, SWT.NONE);
num_label.setText("(当前选中0/0)");
num_label.setBackground(SWTResourceManager.getWhiteColor());
num_label.setForeground(SWTResourceManager.getTextColor());
GridData gd_num_label = new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1);
num_label.setLayoutData(gd_num_label);
searchTextEvent = new DefinedSearchText.SearchTextEvent<T>(){
@Override
public DefinedSearchText.SearchPageResult<T> search(Event event, String searchKeys, int pageNum, int pagePerNum, List<Object> filters) {
if(null != searchShuttleBoxEvent){
return searchShuttleBoxEvent.search(event, searchKeys, pageNum, pagePerNum, filters);
}else{
log.error(toLog("", "no searchTextEvent"));
return null;
}
}
@Override
public boolean beforeEvent(Event event,String searchKey) {
if(null != searchShuttleBoxEvent){
String verifyMsg = searchShuttleBoxEvent.verifySearchContent(searchKey);
if(StringUtil.isNotNullAndEmpty(verifyMsg)){ //校验不通过
showErrorMention(verifyMsg);
return false;
}else{ //校验通过
showNormalMention();
}
}
externalBeforeEvent(event);
beforeSearchClick(event);
return true;
}
@Override
public void afterEvent(Event event, List<T> dataList) {
afterSearchClick(event,dataList);
}
};
generateSearchCompoiste(left_content_composite);
}
/**
* 搜索之前需要做的事情，将右侧中的数据作为筛选条件传递到搜索条件中
* @param event
*/
protected void externalBeforeEvent(Event event){
if(event.button == 1){ //event.button == 1 表示点击搜索按钮
selectedList.clear();
selectMap.clear();
replaceSearchExternalFilter(new ArrayList<>(rightDataList),0);
}
}
/**
* 绘制中间的区域
* @param content_composite
*/
private void generateMiddleComposite(Composite content_composite){
Composite middle_composite = new Composite(content_composite,SWT.NONE);
middle_composite.setBackground(SWTResourceManager.getWhiteColor());
GridData gd_middle_composite = new GridData(SWT.FILL,SWT.CENTER,false,true,1,1);
gd_middle_composite.widthHint = 50;
middle_composite.setLayoutData(gd_middle_composite);
GridLayout gl_middle_composite = new GridLayout(1,true);
gl_middle_composite.verticalSpacing = 10;
gl_middle_composite.marginHeight = 0;
gl_middle_composite.marginWidth = 0;
gl_middle_composite.horizontalSpacing = 0;
middle_composite.setLayout(gl_middle_composite);
//放置向右移动图标
Label right_label = new Label(middle_composite,SWT.NONE);
GridData gd_right_label = new GridData(SWT.CENTER,SWT.CENTER,false,false,1,1);
gd_right_label.widthHint = 48;
gd_right_label.heightHint = 32;
right_label.setLayoutData(gd_right_label);
right_label.setBackground(SWTResourceManager.getWhiteColor());
right_label.setImage(ImageUtil.getImage(FileUtil.loadResourceFileAsStream(Constants.SHUTTLE_RIGHT_IMG)));
right_label.setCursor(SWTResourceManager.getCursor(SWT.CURSOR_HAND));
right_label.addListener(SWT.MouseDown, new Listener(){
@Override
public void handleEvent(Event event) {
rightMoveEvent(event);
}
});
//放置向左图标
Label left_label = new Label(middle_composite,SWT.NONE);
GridData gd_left_label= new GridData(SWT.CENTER,SWT.CENTER,true,false,1,1);
gd_left_label.widthHint = 48;
gd_left_label.heightHint = 32;
left_label.setLayoutData(gd_left_label);
left_label.setCursor(SWTResourceManager.getCursor(SWT.CURSOR_HAND));
left_label.setBackground(SWTResourceManager.getWhiteColor());
left_label.setImage(ImageUtil.getImage(FileUtil.loadResourceFileAsStream(Constants.SHUTTLE_LEFT_IMG)));
left_label.addListener(SWT.MouseDown, new Listener(){
@Override
public void handleEvent(Event event) {
leftMoveEvent(event);
}
});
}
/**
* 向右移动触发的事件（绘制界面）
* @param event
*/
protected void rightMoveEvent(Event event){
if(CollectionUtil.isEmpty(selectedList)){
new CustomMessageBox(this.parent.getShell(), "请在左侧区域选择移动项!", Model.CONFIRM_MODEL).open();
return;
}
boolean allowable = false;
if(null == searchShuttleBoxEvent){
allowable = true;
}else if(searchShuttleBoxEvent.addEvent(selectedList,this)){
allowable = true;
}else{
new CustomMessageBox(this.parent.getShell(), "向右测移动失败!", Model.CONFIRM_MODEL).open();
return;
}
if(allowable){
for(Entry<T, Composite> entry:selectMap.entrySet()){
entry.getValue().dispose();
//右侧绘制一个内容
generateRightItem(entry.getKey());
rightDataList.add(entry.getKey());
this.totalCount--;
}
selectedList.clear();
selectMap.clear();
updateRightNum();
updateLeftNum();
notifyScrollSearch();
relayoutScrollComposite();
relayoutRightScrollComposite();
}
}
/**
* 绘制右侧的区域
* @param content_composite
*/
private void generateRightComposite(Composite content_composite){
Composite right_content_composite = new Composite(content_composite, SWT.NONE);
GridData gd_right_content_composite = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1);
right_content_composite.setLayoutData(gd_right_content_composite);
GridLayout gl_right_content_composite = new GridLayout(1, true);
gl_right_content_composite.marginHeight = 5;
gl_right_content_composite.marginWidth = 5;
gl_right_content_composite.verticalSpacing = 5;
gl_right_content_composite.horizontalSpacing = 0;
right_content_composite.setLayout(gl_right_content_composite);
SWTUtil.paintBorder(right_content_composite, SWTResourceManager.getBorderColor());
right_content_composite.setBackground(SWTResourceManager.getWhiteColor());
// 绘制可选数字
Composite title_composite = new Composite(right_content_composite, SWT.NONE);
title_composite.setBackground(SWTResourceManager.getWhiteColor());
GridData gd_title_composite = new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1);
title_composite.setLayoutData(gd_title_composite);
GridLayout gl_title_composite = new GridLayout(2, false);
gl_title_composite.verticalSpacing = 0;
gl_title_composite.horizontalSpacing = 5;
gl_title_composite.marginHeight = 0;
gl_title_composite.marginWidth = 0;
title_composite.setLayout(gl_title_composite);
CLabel title_label = new CLabel(title_composite, SWT.NONE);
title_label.setText("已选");
title_label.setBackground(SWTResourceManager.getWhiteColor());
GridData gd_title_label = new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1);
title_label.setLayoutData(gd_title_label);
right_num_label = new CLabel(title_composite, SWT.NONE);
right_num_label.setText("(0)");
right_num_label.setBackground(SWTResourceManager.getWhiteColor());
right_num_label.setForeground(SWTResourceManager.getTextColor());
GridData gd_right_num_label = new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1);
right_num_label.setLayoutData(gd_right_num_label);
generateRightListComposite(right_content_composite);
}
/**
* 绘制右侧区域内容
* @param right_composite
*/
private void generateRightListComposite(Composite right_composite){
ScrolledComposite rightScrolledComposite = new ScrolledComposite(right_composite, SWT.V_SCROLL);
rightScrolledComposite.setExpandHorizontal(true);
rightScrolledComposite.setExpandVertical(true);
rightScrolledComposite.setBackground(SWTResourceManager.getWhiteColor());
GridData gd_rightScrolledComposite = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1);
rightScrolledComposite.setLayoutData(gd_rightScrolledComposite);
rightScrolledContentComposite = new Composite(rightScrolledComposite,SWT.NONE);
rightScrolledComposite.setContent(rightScrolledContentComposite);
rightScrolledContentComposite.setBackground(SWTResourceManager.getWhiteColor());
GridLayout gl_rightScrolledContentComposite = new GridLayout(1, true);
gl_rightScrolledContentComposite.marginWidth = 10;
gl_rightScrolledContentComposite.marginHeight = 0;
gl_rightScrolledContentComposite.verticalSpacing = 0;
gl_rightScrolledContentComposite.horizontalSpacing = 0;
rightScrolledContentComposite.setLayout(gl_rightScrolledContentComposite);
}
@Override
protected void generateNoContentMentionComposite(Composite searchContentComposite, String searchContent,int width) {
StyledText styledText = new StyledText(searchContentComposite,SWT.WRAP|SWT.MULTI);
styledText.setText(StringUtil.isNotNullAndEmpty(searchContent)?"未找到与"+searchContent+"相关的内容,"+noContentMention:"暂无数据，"+noContentMention);
GridData gd_styledText = new GridData(SWT.CENTER,SWT.CENTER,false,true,1,1);
gd_styledText.widthHint = width;
styledText.setLayoutData(gd_styledText);
styledText.setEditable(false);
StyleTextLink link = new StyleTextLink(linkEvent,styledText);
link.ReplaceLink(linkText);
searchContentComposite.layout(true);
}
@Override
protected void generateComboContent(boolean append,List<T> dataList){
Composite searchContentComposite = (Composite)searchScrollContentComposite.getData("searchComposite");
if(null == this.comboDataList){
this.comboDataList = new ArrayList<>();
}
if(!append){
for(Control control:searchContentComposite.getChildren()){
control.dispose();
}
this.comboDataList.clear();
searchScrollContentComposite.setMinSize(0, 0);
}
if (CollectionUtil.isNotEmpty(dataList)) {
for (T data : dataList) {
generateComboItem(data);
}
this.comboDataList.addAll(dataList);
if(append){
CLabel loadLabel = (CLabel)searchScrollContentComposite.getData("load");
GridData gd_loadLabel = (GridData)loadLabel.getLayoutData();
gd_loadLabel.exclude = true;
loadLabel.setVisible(false);
}
updateLeftNum();
}else if(!append){ //形成待更新内容
generateNoContentMentionComposite(searchContentComposite,this.getFilterContent(),this.comboRowWidth-30);
updateLeftNum();
}else{ //异步加载数据的情况
if(CollectionUtil.isEmpty(this.comboDataList)){
updateLeftNum();
generateNoContentMentionComposite(searchContentComposite,this.getFilterContent(),this.comboRowWidth-30);
CLabel loadLabel = (CLabel)searchScrollContentComposite.getData("load");
GridData gd_loadLabel = (GridData)loadLabel.getLayoutData();
gd_loadLabel.exclude = true;
loadLabel.setVisible(false);
finish = true;
}else if(CollectionUtil.isEmpty(dataList)){
CLabel loadLabel = (CLabel)searchScrollContentComposite.getData("load");
GridData gd_loadLabel = (GridData)loadLabel.getLayoutData();
gd_loadLabel.exclude = false;
loadLabel.setText("无更多数据");
loadLabel.setVisible(true);
finish = true;
}
}
relayoutScrollComposite();
}
abstract void generateRightItem(T data);
/**
* 向左移动触发的事件（绘制界面）
* @param event
*/
protected void leftMoveEvent(Event event){
if(CollectionUtil.isEmpty(rightSelectMap)){
new CustomMessageBox(this.parent.getShell(), "请在右侧区域选择移动项!", Model.CONFIRM_MODEL).open();
return;
}
boolean allowable = false;
if(null == searchShuttleBoxEvent){
allowable = true;
}else if(searchShuttleBoxEvent.deleteEvent(new ArrayList<>(rightSelectMap.keySet()),this)){
allowable = true;
}else{
new CustomMessageBox(this.parent.getShell(), "向左侧移动失败!", Model.CONFIRM_MODEL).open();
return;
}
if(allowable){
if(totalCount == 0){ //原先总量为0
disposeLeftContentComposite();
}
for(Entry<T, Composite> entry:rightSelectMap.entrySet()){
entry.getValue().dispose();
rightDataList.remove(entry.getKey());
//左侧绘制一个内容
generateComboItem(entry.getKey());
this.totalCount++;
}
rightSelectMap.clear();
updateRightNum();
updateLeftNum();
relayoutScrollComposite();
relayoutRightScrollComposite();
}
}
/**
* 将checkbox变成选中状态
* @param img
*/
protected void changeSelectCheckBox(Label img) {
if(img != null){
img.setImage(ImageUtil.getImage(FileUtil.loadResourceFileAsStream(Constants.CHECKBOX_SELF_ICON)));
img.setData("checked", true);
}
}
/**
* 将checkbox变成未选中状态
* @param img
*/
protected void changeUnSelectCheckBox(Label img) {
if(null != img){
img.setImage(ImageUtil.getImage(FileUtil.loadResourceFileAsStream(Constants.CHECKBOX_NOR_ICON)));
img.setData("checked", false);
}
}
/**
* 设置为选中状态
* @param itemLabel
*/
protected void changeItemSelection(CLabel itemLabel) {
itemLabel.getParent().setBackground(SWTResourceManager.getColor(226, 235, 255));
Control[] children = itemLabel.getParent().getChildren();
for (Control child : children) {
child.setBackground(SWTResourceManager.getColor(226, 235, 255));
}
}
/**
* 设置项为非选中状态
* @param itemLabel
*/
protected void changeItemUnSelection(CLabel itemLabel) {
itemLabel.getParent().setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
Control[] children = itemLabel.getParent().getChildren();
for (Control child : children) {
child.setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
}
}
/**
* 重新绘制左侧滚动区域*/
protected void relayoutScrollComposite(){
Composite searchContentComposite = (Composite)searchScrollContentComposite.getData("searchComposite");
searchContentComposite.layout(true);
Composite scrollContentComposite = searchContentComposite.getParent();
scrollContentComposite.layout(true);
searchScrollContentComposite.setMinSize(scrollContentComposite.computeSize(SWT.DEFAULT,SWT.DEFAULT));
}
/**
* 重新绘制右侧区域*/
protected void relayoutRightScrollComposite(){
this.rightScrolledContentComposite.layout(true);
((ScrolledComposite)rightScrolledContentComposite.getParent()).setMinSize(rightScrolledContentComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));
}
/**
* 销毁左侧*/
protected void disposeLeftContentComposite(){
Composite searchContentComposite = (Composite)searchScrollContentComposite.getData("searchComposite");
for(Control child:searchContentComposite.getChildren()){
child.dispose();
}
}
/**
* 更换左侧内容区域的数字*/
protected void updateLeftNum(){
num_label.setText("(当前选中"+this.selectedList.size()+"/"+this.totalCount+")");
num_label.getParent().layout(true);
}
/**
* 更新右侧区域的内容*/
protected void updateRightNum(){
right_num_label.setText("("+this.rightDataList.size()+")");
right_num_label.getParent().layout(true);
}
/**
* <p>穿梭框事件</p>
* @version V1.0
*/
public interface SearchShuttleBoxEvent<T>{
/**
* 添加左侧区域发生的后台逻辑，只有为true，才会将数据移向右侧区域
* @param addData
*/
boolean addEvent(List<T> addData,DefinedCommonSearchShuttleBox<T> box);
/**
* 将右侧区域数据移向左侧发生的后台事件，只有为true,才会将数据移向左侧区域
* @param deleteData
* @return
*/
boolean deleteEvent(List<T> deleteData,DefinedCommonSearchShuttleBox<T> box);
/**
*
* @param event
* @param searchKeys
* @param pageNum
* @param pagePerNum
* @param filters 默认右侧的数据从本次搜索范围剔除，右侧数据在filters的第一个object里面，类型为 List<T>
* @return
*/
DefinedSearchText.SearchPageResult<T> search(Event event, String searchKeys, int pageNum, int pagePerNum, List<Object> filters);
/**
* 校验输入的搜索条件是否正确
* @param searchKey
* @return
*/
String verifySearchContent(String searchKey);
}
@Deprecated
public void reLayoutComboComposite(){
}
public int getTotalCount() {
return totalCount;
}
public void setTotalCount(int totalCount) {
this.totalCount = totalCount;
}
public List<T> getSelectedList() {
return selectedList;
}
public void setSelectedList(List<T> selectedList) {
this.selectedList = selectedList;
}
public String getNoContentMention() {
return noContentMention;
}
public void setNoContentMention(String noContentMention) {
this.noContentMention = noContentMention;
}
public void setLinkEvent(StyleTextLink.StyleTextLinkEvent linkEvent) {
this.linkEvent = linkEvent;
}
public void setSearchShuttleBoxEvent(SearchShuttleBoxEvent<T> searchShuttleBoxEvent) {
this.searchShuttleBoxEvent = searchShuttleBoxEvent;
}
/**
* 获取右侧所有数据内容
* @return
*/
public List<T> getRightDataList() {
return rightDataList;
}
}
DefinedCommonSearchShuttleBox.java 穿梭框的公共类，该章节中介绍的自定义穿梭框待搜索功能、且穿梭框分为两类：
- 分类穿梭框：左侧按照分类进行呈现；
- 无分类穿梭框：左侧无分类呈现；
5.1 分类穿梭框
package com.view.control.shuttlebox;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CLabel;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.util.CollectionUtil;
import com.view.control.select.DropDownBox;
import com.view.swt.CustomMessageBox;
import com.view.swt.SWTResourceManager;
import com.view.swt.CustomMessageBox.Model;
/**
* <p>分类穿梭框控件</p>
* @version V1.0
*/
public class DefinedClassifySearchShuttleBox extends DefinedCommonSearchShuttleBox<DefinedClassifySearchShuttleBox.ClassifySearchShuttleData> {
private static final Logger log = LoggerFactory.getLogger(DefinedClassifySearchShuttleBox.class);
/***左侧分类中仅能选择一个，不能多选******/
private boolean classifyUnique;
public DefinedClassifySearchShuttleBox(Composite parent, int comboRowWidth, SearchShuttleBoxEvent<ClassifySearchShuttleData> event) {
super(parent, null, comboRowWidth);
this.searchShuttleBoxEvent = event;
}
/**
* 获取到数据之后的后续处理*/
protected void afterSearchClick(Event searchTextEvent,List<DefinedClassifySearchShuttleBox.ClassifySearchShuttleData> searchData){
boolean append = false;
if(asynchronous){
append = true;
}
if(searchTextEvent.button == 1){
Composite searchContentComposite = (Composite)searchScrollContentComposite.getData("searchComposite");
for(Control control:searchContentComposite.getChildren()){
control.dispose();
}
this.comboDataList.clear();
searchScrollContentComposite.setMinSize(0, 0);
totalCount = 0;
}
if(CollectionUtil.isNotEmpty(searchData)){
for(DefinedClassifySearchShuttleBox.ClassifySearchShuttleData data:searchData){
if(data != null && CollectionUtil.isNotEmpty(data.getDataList())){
totalCount += data.getDataList().size();
}
}
}
generateComboContent(append,searchData);
this.init = false;
}
/**
* 绘制右侧区域的每项
*/
@SuppressWarnings("unchecked")
@Override
void generateRightItem(ClassifySearchShuttleData data) {
Map<ClassifySearchShuttleData,Composite> classifySearchShuttleDataMap = (Map<ClassifySearchShuttleData, Composite>)rightScrolledContentComposite.getData("data");
if(null == classifySearchShuttleDataMap){
classifySearchShuttleDataMap = new HashMap<>();
rightScrolledContentComposite.setData("data", classifySearchShuttleDataMap);
}
Composite itemClassifyComposite = classifySearchShuttleDataMap.get(data);
if(null == itemClassifyComposite){
itemClassifyComposite = new Composite(rightScrolledContentComposite,SWT.NONE);
classifySearchShuttleDataMap.put(data, itemClassifyComposite);
itemClassifyComposite.setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
GridData gd_classItemComposite = new GridData(SWT.FILL,SWT.FILL,false,false,1,1);
gd_classItemComposite.widthHint = this.comboRowWidth;
itemClassifyComposite.setLayoutData(gd_classItemComposite);
GridLayout gl_itemComposite = new GridLayout(1,true);
gl_itemComposite.verticalSpacing = 0;
gl_itemComposite.horizontalSpacing = 0;
gl_itemComposite.marginHeight = 0;
gl_itemComposite.marginWidth = 0;
itemClassifyComposite.setLayout(gl_itemComposite);
itemClassifyComposite.setData("data", data);
//绘制标题内容
generateTitleComposite(data.getClassifyName(),itemClassifyComposite);
}else{
ClassifySearchShuttleData oriClassifyData = (ClassifySearchShuttleData)itemClassifyComposite.getData("data");
//需要找出右侧已经存在同类，进行项更换（一个类仅能有一个项存在右侧）
if(this.classifyUnique){
Map<DropDownBox.Data,Composite> itemCompositeList = (Map<DropDownBox.Data,Composite>)itemClassifyComposite.getData("dataComposite");
if(CollectionUtil.isNotEmpty(itemCompositeList)){
ClassifySearchShuttleData toLeftClassifyData = new ClassifySearchShuttleData();
toLeftClassifyData.setClassifyName(oriClassifyData.getClassifyName());
toLeftClassifyData.setClassifyValue(oriClassifyData.getClassifyValue());
int index = this.rightDataList.indexOf(data);
for(Entry<DropDownBox.Data,Composite> entry:itemCompositeList.entrySet()){
oriClassifyData.getDataList().remove(entry.getKey());
toLeftClassifyData.addData(entry.getKey());
itemCompositeList.remove(entry.getKey()).dispose();
if(index != -1){
this.rightDataList.get(index).getDataList().remove(entry.getKey());
}
}
generateLeftItemComposite(toLeftClassifyData);
}
}
oriClassifyData.getDataList().addAll(data.getDataList());
}
//绘制每项内容
if(CollectionUtil.isNotEmpty(data.getDataList())){
for(DropDownBox.Data item:data.getDataList()){
generateItemComposite(item,itemClassifyComposite,new Listener(){
@Override
public void handleEvent(Event event) {
Label img = (Label)event.widget;
boolean select = (boolean)img.getData("checked");
DropDownBox.Data data = (DropDownBox.Data)img.getData("value");
if (select) {
removeItemSelectEvent(rightSelectMap,data,(ClassifySearchShuttleData)img.getParent().getParent().getData("data"));
changeUnSelectCheckBox(img);
select = false;
} else {
addItemSelectEvent(rightSelectMap,data,(ClassifySearchShuttleData)img.getParent().getParent().getData("data"),img.getParent().getParent());
changeSelectCheckBox(img);
select = true;
}
img.setData("checked", select);
updateRightNum();
}
});
}
}
int index = this.rightDataList.indexOf(data);
if(index != -1){
this.rightDataList.get(index).getDataList().addAll(data.getDataList());
}else{
ClassifySearchShuttleData rightClassifyData = new ClassifySearchShuttleData();
rightClassifyData.setClassifyName(data.getClassifyName());
rightClassifyData.setClassifyValue(data.getClassifyValue());
rightClassifyData.getDataList().addAll(data.getDataList());
this.rightDataList.add(rightClassifyData);
}
}
/**
* 从右侧的选择列表中去掉非选中的项
* @param rightSelectMap 记录右侧选中的项，key为分类对象，分类对象中的dataList为该分类下选中的项
* @param itemData 要移除的项
* @param nowClassifyData 固定值，不可变
*/
private void removeItemSelectEvent(Map<ClassifySearchShuttleData,Composite> rightSelectMap,DropDownBox.Data itemData,ClassifySearchShuttleData nowClassifyData){
if(CollectionUtil.isNotEmpty(rightSelectMap)){
ClassifySearchShuttleData selectClassifyData = null;
for(Entry<ClassifySearchShuttleData,Composite> entry:rightSelectMap.entrySet()){
if(entry.getKey().equals(nowClassifyData)){
selectClassifyData = entry.getKey();
break;
}
}
if(null != selectClassifyData && CollectionUtil.isNotEmpty(selectClassifyData.getDataList()) && selectClassifyData.getDataList().contains(itemData)){
selectClassifyData.getDataList().remove(itemData);
}
if(null == selectClassifyData || CollectionUtil.isEmpty(selectClassifyData.getDataList())){
rightSelectMap.remove(selectClassifyData);
}
}
}
/**
* 从右侧的选择列表中选中项
* @param rightSelectMap 记录右侧选中的项，key为分类对象，分类对象中的dataList为该分类下选中的项
* @param itemData 选中的项
* @param nowClassifyData 固定值，不可变
*/
private void addItemSelectEvent(Map<ClassifySearchShuttleData,Composite> rightSelectMap,DropDownBox.Data itemData,ClassifySearchShuttleData nowClassifyData,Composite classifyComposite){
ClassifySearchShuttleData selectClassifyData = null;
if(CollectionUtil.isNotEmpty(rightSelectMap)){
for(Entry<ClassifySearchShuttleData,Composite> entry:rightSelectMap.entrySet()){
if(entry.getKey().equals(nowClassifyData)){
selectClassifyData = entry.getKey();
break;
}
}
}
if(selectClassifyData == null){
selectClassifyData = new ClassifySearchShuttleData();
selectClassifyData.setClassifyName(nowClassifyData.getClassifyName());
selectClassifyData.setClassifyValue(nowClassifyData.getClassifyValue());
}
if(!selectClassifyData.getDataList().contains(itemData)){
selectClassifyData.getDataList().add(itemData);
}
rightSelectMap.put(selectClassifyData, classifyComposite);
}
@SuppressWarnings("unchecked")
@Override
protected void rightMoveEvent(Event event){
if(CollectionUtil.isEmpty(selectedList)){
new CustomMessageBox(this.parent.getShell(), "请在左侧区域选择移动项!", Model.CONFIRM_MODEL).open();
return;
}
boolean allowable = false;
if(null == searchShuttleBoxEvent){
allowable = true;
}else if(searchShuttleBoxEvent.addEvent(selectedList,this)){
allowable = true;
}else{
log.trace("addEvent cancle move");
return;
}
if(allowable){
for(Entry<DefinedClassifySearchShuttleBox.ClassifySearchShuttleData, Composite> entry:selectMap.entrySet()){
if(null != entry.getValue() && CollectionUtil.isNotEmpty(entry.getKey().getDataList())){
Map<DropDownBox.Data,Composite> itemCompositeDataMap = (Map<DropDownBox.Data, Composite>)entry.getValue().getData("dataComposite");
if(CollectionUtil.isNotEmpty(itemCompositeDataMap)){
for(DropDownBox.Data data:entry.getKey().getDataList()){
if(itemCompositeDataMap.containsKey(data)){
itemCompositeDataMap.remove(data).dispose();
}
}
}
if(CollectionUtil.isEmpty(itemCompositeDataMap)){
entry.getValue().dispose();
}
this.totalCount-=entry.getKey().getDataList().size();
}
//右侧绘制一个内容
generateRightItem(entry.getKey());
}
selectedList.clear();
selectMap.clear();
updateRightNum();
updateLeftNum();
notifyScrollSearch();
relayoutScrollComposite();
relayoutRightScrollComposite();
}
}
/**
* 向左移动触发的事件（绘制界面）
* @param event
*/
@SuppressWarnings("unchecked")
@Override
protected void leftMoveEvent(Event event){
if(CollectionUtil.isEmpty(rightSelectMap)){
new CustomMessageBox(this.parent.getShell(), "请在右侧区域选择移动项!", Model.CONFIRM_MODEL).open();
return;
}
boolean allowable = false;
if(null == searchShuttleBoxEvent){
allowable = true;
}else if(searchShuttleBoxEvent.deleteEvent(new ArrayList<>(rightSelectMap.keySet()),this)){
allowable = true;
}else{
log.trace("deleteEvent cancle move");
return;
}
if(allowable){
if(totalCount == 0){ //原先总量为0
disposeLeftContentComposite();
}
for(Entry<ClassifySearchShuttleData, Composite> entry:rightSelectMap.entrySet()){
if(null != entry.getValue() && CollectionUtil.isNotEmpty(entry.getKey().getDataList())){
Map<DropDownBox.Data,Composite> itemCompositeDataMap = (Map<DropDownBox.Data, Composite>)entry.getValue().getData("dataComposite");
if(CollectionUtil.isNotEmpty(itemCompositeDataMap)){
for(DropDownBox.Data data:entry.getKey().getDataList()){
if(itemCompositeDataMap.containsKey(data)){
itemCompositeDataMap.remove(data).dispose();
}
}
}
if(CollectionUtil.isEmpty(itemCompositeDataMap)){
entry.getValue().dispose();
Map<ClassifySearchShuttleData,Composite> classifySearchShuttleDataMap = (Map<ClassifySearchShuttleData, Composite>)rightScrolledContentComposite.getData("data");
if(CollectionUtil.isNotEmpty(classifySearchShuttleDataMap) && classifySearchShuttleDataMap.containsKey(entry.getKey())){
classifySearchShuttleDataMap.remove(entry.getKey());
}
}
this.totalCount+=entry.getKey().getDataList().size();
}
rightDataList.remove(entry.getKey());
//左侧绘制一个内容
generateLeftItemComposite(entry.getKey());
}
rightSelectMap.clear();
updateRightNum();
updateLeftNum();
relayoutScrollComposite();
relayoutRightScrollComposite();
}
}
/**
* 将右侧选中的项换回到左侧区域时，右侧区域需要对应生成显示内容
* @param data 右侧区域选中的项
*/
private void generateLeftItemComposite(ClassifySearchShuttleData data){
if(null != data && CollectionUtil.isNotEmpty(data.getDataList())){
Composite classifyComposite = null;
for(Control control:comboConenetComposite.getChildren()){
if(null != control.getData("data") && ((ClassifySearchShuttleData)control.getData("data")).equals(data)){
classifyComposite = (Composite)control;
break;
}
}
if(null == classifyComposite){
generateComboItem(data);
}else{
//绘制每项内容
for(DropDownBox.Data item:data.getDataList()){
generateItemComposite(item,classifyComposite,new Listener(){
@Override
public void handleEvent(Event event) {
Label img = (Label)event.widget;
boolean select = (boolean)img.getData("checked");
DropDownBox.Data data = (DropDownBox.Data)img.getData("value");
if (select) {
removeItemData(data,(ClassifySearchShuttleData)img.getParent().getParent().getData("data"),selectedList,selectMap);
changeUnSelectCheckBox(img);
select = false;
} else {
if(classifyUnique){ //若是仅允许一个分类中选中一个，需要将原先选中的取消掉
removeAllClassifyItemData((ClassifySearchShuttleData)img.getParent().getParent().getData("data"),selectedList,selectMap);
}
addItemData(data,img.getParent().getParent(),(ClassifySearchShuttleData)img.getParent().getParent().getData("data"),selectedList,selectMap);
changeSelectCheckBox(img);
select = true;
}
img.setData("checked", select);
updateLeftNum();
}
});
}
}
}
}
@Override
protected void generateComboItemComposite(ClassifySearchShuttleData data, Composite itemClassifyComposite) {
//itemComposite 为一个分类的composite,里面应该显示自己的子标题及类中的每个项
if(null != data && CollectionUtil.isNotEmpty(data.getDataList())){
GridData gd_itemComposite = (GridData)itemClassifyComposite.getLayoutData();
gd_itemComposite.heightHint = -1;
GridLayout gl_itemComposite = new GridLayout(1,true);
gl_itemComposite.verticalSpacing = 0;
gl_itemComposite.horizontalSpacing = 0;
gl_itemComposite.marginHeight = 0;
gl_itemComposite.marginWidth = 0;
itemClassifyComposite.setLayout(gl_itemComposite);
//绘制标题内容
generateTitleComposite(data.getClassifyName(),itemClassifyComposite);
//绘制每项内容
for(DropDownBox.Data item:data.getDataList()){
generateItemComposite(item,itemClassifyComposite,new Listener(){
@Override
public void handleEvent(Event event) {
Label img = (Label)event.widget;
boolean select = (boolean)img.getData("checked");
DropDownBox.Data data = (DropDownBox.Data)img.getData("value");
if (select) {
removeItemData(data,(ClassifySearchShuttleData)itemClassifyComposite.getData("data"),selectedList,selectMap);
changeUnSelectCheckBox(img);
select = false;
} else {
if(classifyUnique){ //若是仅允许一个分类中选中一个，需要将原先选中的取消掉
removeAllClassifyItemData((ClassifySearchShuttleData)itemClassifyComposite.getData("data"),selectedList,selectMap);
}
addItemData(data,itemClassifyComposite,(ClassifySearchShuttleData)itemClassifyComposite.getData("data"),selectedList,selectMap);
changeSelectCheckBox(img);
select = true;
}
img.setData("checked", select);
updateLeftNum();
}
});
}
}
itemClassifyComposite.layout(true);
}
/**
* 绘制标题区域内容
* @param title
* @param itemClassifyComposite
*/
private void generateTitleComposite(String title,Composite itemClassifyComposite){
Composite title_composite = new Composite(itemClassifyComposite,SWT.NONE);
GridData gd_title_composite = new GridData(SWT.FILL,SWT.FILL,true,false,1,1);
gd_title_composite.heightHint = 35;
title_composite.setLayoutData(gd_title_composite);
GridLayout gl_title_composite = new GridLayout(1,true);
gl_title_composite.marginWidth = 3;
title_composite.setLayout(gl_title_composite);
title_composite.setBackground(SWTResourceManager.getColor(245,245,245));
CLabel title_label = new CLabel(title_composite,SWT.NONE);
title_label.setBackground(SWTResourceManager.getColor(245,245,245));
title_label.setForeground(SWTResourceManager.getTextColor());
GridData gd_title_label = new GridData(SWT.FILL,SWT.FILL,true,true,1,1);
title_label.setLayoutData(gd_title_label);
title_label.setText(title);
}
/**
* 绘制每个类中的项
* @param data
* @param itemComposite
*/
@SuppressWarnings("unchecked")
private void generateItemComposite(DropDownBox.Data data,Composite itemClassifyComposite,Listener checkboxListener){
Composite itemComposite = new Composite(itemClassifyComposite,SWT.NONE);
itemComposite.setBackground(SWTResourceManager.getWhiteColor());
GridData gd_itemComposite = new GridData(SWT.FILL,SWT.FILL,false,false,1,1);
gd_itemComposite.heightHint = this.comboRowHeight;
gd_itemComposite.widthHint = this.comboRowWidth-20;
itemComposite.setLayoutData(gd_itemComposite);
GridLayout gl_itemComposite = new GridLayout(2,false);
gl_itemComposite.verticalSpacing = 0;
gl_itemComposite.horizontalSpacing = 5;
itemComposite.setLayout(gl_itemComposite);
Label img = new Label(itemComposite, SWT.NONE);
GridData gd_img = new GridData(SWT.FILL,SWT.FILL,false,false,1,1);
gd_img.widthHint = 24;
gd_img.heightHint = 24;
img.setLayoutData(gd_img);
img.setData("value", data);
changeUnSelectCheckBox(img);
itemComposite.setData("checkbox", img);
img.setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
img.setCursor(SWTResourceManager.getCursor(SWT.CURSOR_HAND));
img.addListener(SWT.MouseDown, checkboxListener);
CLabel itemLabel = new CLabel(itemComposite, SWT.NONE);
itemLabel.setText(data.getDisplay());
itemLabel.setData("value", data);
itemLabel.setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
GridData gd_itemLabel= new GridData(SWT.FILL,SWT.FILL,true,true,1,1);
itemLabel.setLayoutData(gd_itemLabel);
itemLabel.setCursor(SWTResourceManager.getCursor(SWT.CURSOR_HAND));
itemLabel.addListener(SWT.MouseEnter, new Listener() {
@Override
public void handleEvent(Event event) {
changeItemSelection(itemLabel);
}
});
itemLabel.addListener(SWT.MouseExit, new Listener() {
@Override
public void handleEvent(Event event) {
changeItemUnSelection(itemLabel);
}
});
itemLabel.addListener(SWT.MouseDown, new Listener() {
@Override
public void handleEvent(Event event) {
Event newEvent = new Event();
newEvent.widget = img;
img.notifyListeners(SWT.MouseDown, newEvent);
}
});
itemComposite.layout(true);
Map<DropDownBox.Data,Composite> itemCompositeList = (Map<DropDownBox.Data,Composite>)itemClassifyComposite.getData("dataComposite");
if(null == itemCompositeList){
itemCompositeList = new HashMap<DropDownBox.Data,Composite>();
itemClassifyComposite.setData("dataComposite", itemCompositeList);
}
itemCompositeList.put(data,itemComposite);
itemClassifyComposite.layout(true);
}
/**
* 将左侧区域中一个类中所有项更改成非选中状态
* @param classify 类容器上绑定的类数据，不可变更
* @param classifyDataList
* @param classifyDataMap
*/
@SuppressWarnings("unchecked")
private void removeAllClassifyItemData(ClassifySearchShuttleData classify,List<ClassifySearchShuttleData> classifyDataList,Map<ClassifySearchShuttleData,Composite> classifyDataMap){
int index = classifyDataList.indexOf(classify);
if(index != -1){
ClassifySearchShuttleData newClassifyData = classifyDataList.get(index);
Composite classifyComposite = classifyDataMap.get(newClassifyData);
Map<DropDownBox.Data,Composite> itemDataMap = (Map<DropDownBox.Data, Composite>)classifyComposite.getData("dataComposite");
if(CollectionUtil.isNotEmpty(newClassifyData.getDataList())){
if(CollectionUtil.isNotEmpty(itemDataMap)){
for(DropDownBox.Data itemData:newClassifyData.getDataList()){
if(itemDataMap.containsKey(itemData)){
Composite itemComposite = itemDataMap.get(itemData);
Label img = (Label)itemComposite.getData("checkbox");
changeUnSelectCheckBox(img);
img.setData("checked",false);
}
}
}
}
}
classifyDataList.remove(classify);
classifyDataMap.remove(classify);
}
/**
* 左侧区域取消选中一个分类中的项
* @param data
* @param classifyDataList
* @param classifyDataMap
*/
private void removeItemData(DropDownBox.Data data,ClassifySearchShuttleData classify,List<ClassifySearchShuttleData> classifyDataList,Map<ClassifySearchShuttleData,Composite> classifyDataMap){
if(CollectionUtil.isNotEmpty(classifyDataList) && data != null){
List<ClassifySearchShuttleData> removeClassifySearchShuttleDataList = new ArrayList<>();
int index = classifyDataList.indexOf(classify);
if(index != -1){
ClassifySearchShuttleData classifyData = classifyDataList.get(index);
if(null != classifyData && CollectionUtil.isNotEmpty(classifyData.getDataList()) && classifyData.getDataList().contains(data)){
classifyData.getDataList().remove(data);
if(CollectionUtil.isEmpty(classifyData.getDataList())){
removeClassifySearchShuttleDataList.add(classifyData);
classifyDataMap.remove(classifyData);
}
}
}else{
classifyDataMap.remove(classify);
}
if(CollectionUtil.isNotEmpty(removeClassifySearchShuttleDataList)){
classifyDataList.removeAll(removeClassifySearchShuttleDataList);
}
}
}
/**
* 左侧区域选中一个项
* @param data
* @param classifyDataList
* @param classifyDataMap
*/
private void addItemData(DropDownBox.Data data,Composite classifyComposite,ClassifySearchShuttleData classify,List<ClassifySearchShuttleData> classifyDataList,Map<ClassifySearchShuttleData,Composite> classifyDataMap){
if(data != null && null != classifyDataList && null != classifyDataMap){
int index = classifyDataList.indexOf(classify);
ClassifySearchShuttleData newClassify;
if(index != -1){
newClassify = classifyDataList.get(index);
}else{
newClassify = new ClassifySearchShuttleData();
newClassify.setClassifyName(classify.getClassifyName());
newClassify.setClassifyValue(classify.getClassifyValue());
classifyDataList.add(newClassify);
}
List<DropDownBox.Data> itemDataList = newClassify.getDataList();
if(null == itemDataList){
itemDataList = new ArrayList<>();
newClassify.setDataList(itemDataList);
}
if(!itemDataList.contains(data)){
itemDataList.add(data);
}
classifyDataMap.put(newClassify, classifyComposite);
}
}
/**
* 更换左侧内容区域的数字*/
@Override
protected void updateLeftNum(){
num_label.setText("(当前选中"+ fixTotalSize(this.selectedList)+"/"+this.totalCount+")");
num_label.getParent().layout(true);
}
/**
* 更换右侧内容区域的数字
*/
protected void updateRightNum(){
right_num_label.setText("("+fixTotalSize(this.rightDataList)+")");
right_num_label.getParent().layout(true);
}
/**
* 计算条数
* @param classifyList
* @return
*/
public int fixTotalSize(List<ClassifySearchShuttleData> classifyList){
int size = 0;
if(CollectionUtil.isNotEmpty(classifyList)){
for(ClassifySearchShuttleData classifyData:classifyList){
if(null != classifyData && CollectionUtil.isNotEmpty(classifyData.getDataList())){
size += classifyData.getDataList().size();
}
}
}
return size;
}
public boolean isClassifyUnique() {
return classifyUnique;
}
public void setClassifyUnique(boolean classifyUnique) {
this.classifyUnique = classifyUnique;
}
/**
* <p>分类数据</p>
* @version V1.0
*/
public static class ClassifySearchShuttleData{
private String classifyName;
private String classifyValue;
private List<DropDownBox.Data> dataList = new ArrayList<>();
public String getClassifyName() {
return classifyName;
}
public void setClassifyName(String classifyName) {
this.classifyName = classifyName;
}
public String getClassifyValue() {
return classifyValue;
}
public void setClassifyValue(String classifyValue) {
this.classifyValue = classifyValue;
}
public List<DropDownBox.Data> getDataList() {
return dataList;
}
public void setDataList(List<DropDownBox.Data> dataList) {
this.dataList = dataList;
}
public void addData(DropDownBox.Data data){
this.dataList.add(data);
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((classifyValue == null)?0:classifyValue.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
ClassifySearchShuttleData other = (ClassifySearchShuttleData)obj;
if (classifyValue == null) {
if (other.classifyValue != null)
return false;
} else if (!classifyValue.equals(other.classifyValue))
return false;
return true;
}
}
}
5.2 无分类穿梭框
package com.view.control.shuttlebox;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CLabel;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import com.view.control.select.DropDownBox;
import com.view.swt.SWTResourceManager;
/**
* <p>
* 带搜索功能的穿梭框(gridLayout布局)
* </p>
* @version V1.0
*/
public class DefinedSearchShuttleBox extends DefinedCommonSearchShuttleBox<DropDownBox.Data> {
public DefinedSearchShuttleBox(Composite parent,int comboRowWidth,SearchShuttleBoxEvent<DropDownBox.Data> event){
super(parent, null, comboRowWidth);
this.searchShuttleBoxEvent = event;
}
/**
* 绘制右侧一个item框架
* @param data
*/
@Override
protected void generateRightItem(DropDownBox.Data data){
Composite itemComposite = new Composite(rightScrolledContentComposite,SWT.NONE);
itemComposite.setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
GridData gd_itemComposite = new GridData(SWT.FILL,SWT.FILL,true,false,1,1);
gd_itemComposite.heightHint = this.comboRowHeight;
gd_itemComposite.widthHint = this.comboRowWidth;
itemComposite.setLayoutData(gd_itemComposite);
GridLayout gl_itemComposite = new GridLayout(2,false);
gl_itemComposite.verticalSpacing = 0;
gl_itemComposite.horizontalSpacing = 5;
itemComposite.setLayout(gl_itemComposite);
Label img = new Label(itemComposite, SWT.NONE);
GridData gd_img = new GridData(SWT.FILL,SWT.FILL,false,false,1,1);
gd_img.widthHint = 24;
gd_img.heightHint = 24;
img.setLayoutData(gd_img);
img.setData("value", data);
changeUnSelectCheckBox(img);
img.setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
img.setCursor(SWTResourceManager.getCursor(SWT.CURSOR_HAND));
img.addListener(SWT.MouseDown, new Listener() {
@Override
public void handleEvent(Event event) {
Label img = (Label)event.widget;
boolean select = (boolean)img.getData("checked");
DropDownBox.Data data = (DropDownBox.Data)img.getData("value");
if (select) {
rightSelectMap.remove(data);
changeUnSelectCheckBox(img);
select = false;
} else {
rightSelectMap.put(data, itemComposite);
changeSelectCheckBox(img);
select = true;
}
img.setData("checked", select);
}
});
CLabel itemLabel = new CLabel(itemComposite, SWT.NONE);
itemLabel.setText(data.getDisplay());
itemLabel.setData("value", data);
itemLabel.setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
GridData gd_itemLabel= new GridData(SWT.FILL,SWT.FILL,true,true,1,1);
itemLabel.setLayoutData(gd_itemLabel);
itemLabel.setCursor(SWTResourceManager.getCursor(SWT.CURSOR_HAND));
itemLabel.addListener(SWT.MouseEnter, new Listener() {
@Override
public void handleEvent(Event event) {
changeItemSelection(itemLabel);
}
});
itemLabel.addListener(SWT.MouseExit, new Listener() {
@Override
public void handleEvent(Event event) {
changeItemUnSelection(itemLabel);
}
});
itemLabel.addListener(SWT.MouseDown, new Listener() {
@Override
public void handleEvent(Event event) {
Event newEvent = new Event();
newEvent.widget = img;
img.notifyListeners(SWT.MouseDown, newEvent);
}
});
itemComposite.layout(true);
itemComposite.setData("data", data);
relayoutRightScrollComposite();
}
/**
* 绘制左侧区域每行数据
*/
@Override
protected void generateComboItemComposite(DropDownBox.Data data, Composite itemComposite) {
GridLayout gl_itemComposite = new GridLayout(2,false);
gl_itemComposite.verticalSpacing = 0;
gl_itemComposite.horizontalSpacing = 5;
itemComposite.setLayout(gl_itemComposite);
Label img = new Label(itemComposite, SWT.NONE);
GridData gd_img = new GridData(SWT.FILL,SWT.FILL,false,false,1,1);
gd_img.widthHint = 24;
gd_img.heightHint = 24;
img.setLayoutData(gd_img);
img.setData("value", data);
changeUnSelectCheckBox(img);
img.setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
img.setCursor(SWTResourceManager.getCursor(SWT.CURSOR_HAND));
img.addListener(SWT.MouseDown, new Listener() {
@Override
public void handleEvent(Event event) {
Label img = (Label)event.widget;
boolean select = (boolean)img.getData("checked");
DropDownBox.Data data = (DropDownBox.Data)img.getData("value");
if (select) {
selectedList.remove(data);
selectMap.remove(data);
changeUnSelectCheckBox(img);
select = false;
} else {
selectedList.add(data);
selectMap.put(data, itemComposite);
changeSelectCheckBox(img);
select = true;
}
img.setData("checked", select);
updateLeftNum();
}
});
CLabel itemLabel = new CLabel(itemComposite, SWT.NONE);
itemLabel.setText(data.getDisplay());
itemLabel.setData("value", data);
itemLabel.setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
GridData gd_itemLabel= new GridData(SWT.FILL,SWT.FILL,true,true,1,1);
itemLabel.setLayoutData(gd_itemLabel);
itemLabel.setCursor(SWTResourceManager.getCursor(SWT.CURSOR_HAND));
itemLabel.addListener(SWT.MouseEnter, new Listener() {
@Override
public void handleEvent(Event event) {
changeItemSelection(itemLabel);
}
});
itemLabel.addListener(SWT.MouseExit, new Listener() {
@Override
public void handleEvent(Event event) {
changeItemUnSelection(itemLabel);
}
});
itemLabel.addListener(SWT.MouseDown, new Listener() {
@Override
public void handleEvent(Event event) {
Event newEvent = new Event();
newEvent.widget = img;
img.notifyListeners(SWT.MouseDown, newEvent);
}
});
itemComposite.layout(true);
}
}
原文地址：https://www.cnblogs.com/sandyflower/p/9750148.html
时间： 2024-10-12 22:50:54