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Java DragAndDropEvent类代码示例

本文整理汇总了Java中com.vaadin.event.dd.DragAndDropEvent类的典型用法代码示例。如果您正苦于以下问题：Java DragAndDropEvent类的具体用法？Java DragAndDropEvent怎么用？Java DragAndDropEvent使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


DragAndDropEvent类属于com.vaadin.event.dd包，在下文中一共展示了DragAndDropEvent类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: getFilterButtonDropHandler

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
@Override
protected DropHandler getFilterButtonDropHandler() {

    return new DropHandler() {
        private static final long serialVersionUID = 1L;

        @Override
        public AcceptCriterion getAcceptCriterion() {
            return managementViewClientCriterion;
        }

        @Override
        public void drop(final DragAndDropEvent event) {
            if (validate(event) && isNoTagAssigned(event)) {
                final TableTransferable tbl = (TableTransferable) event.getTransferable();
                final Table source = tbl.getSourceComponent();
                if (source.getId().equals(UIComponentIdProvider.TARGET_TABLE_ID)) {
                    UI.getCurrent().access(() -> processTargetDrop(event));
                }
            }
        }
    };
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:24，代码来源:TargetTagFilterButtons.java

示例2: drop

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
@Override
public void drop(DragAndDropEvent event) {
    WrapperTransferable transfrable = (WrapperTransferable) event.getTransferable();
    WrapperTargetDetails details = (WrapperTargetDetails) event.getTargetDetails();
    System.out.println("transfrable " + transfrable.getClass().getCanonicalName());
    System.out.println("transfrable.getDraggedComponent() " + transfrable.getDraggedComponent().getClass().getCanonicalName());
    if (transfrable.getDraggedComponent() instanceof Button) {
        // Calculate the drag coordinate difference
        int xChange = details.getMouseEvent().getClientX() - transfrable.getMouseDownEvent().getClientX();
        int yChange = details.getMouseEvent().getClientY() - transfrable.getMouseDownEvent().getClientY();

        // Move the component in the absolute layout
        AbsoluteLayout.ComponentPosition componentPosition = processModelLayout.getPosition(transfrable.getSourceComponent());
        componentPosition.setLeftValue(componentPosition.getLeftValue() + xChange);
        componentPosition.setTopValue(componentPosition.getTopValue() + yChange);

        ElementModelLayout elementModelLayout = (ElementModelLayout) ((Button) transfrable.getDraggedComponent()).getParent();
        TaskModel elementModel = elementModelLayout.getTaskModel();
        elementModel.setX(componentPosition.getLeftValue());
        elementModel.setY(componentPosition.getTopValue());
        processModel.getTaskModels().put(elementModel.getId(), elementModel);
        transitionManager.setValue(processModel.getTaskModels(), processModel.getTransitionModels());
        setTaskActive(elementModel);
    }
}
开发者ID:hybridbpm，项目名称:hybridbpm，代码行数:26，代码来源:ProcessModelLayout.java

示例3: accept

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
@Override
public boolean accept(DragAndDropEvent dragEvent) {
    String dragSourceId = dragEvent.getTransferable().getSourceComponent().getId();
    // double-check if this is the right handler:
    if (!dragSourceId.startsWith(getDragSourcePrefix())) {
        return false;
    }

    final String dropTargetId = dragEvent.getTargetDetails().getTarget().getId();
    for (String cId : validDropTargetIdPrefixes) {
        if (dropTargetId.startsWith(cId)) {
            return true;
        }
    }

    return false;
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:18，代码来源:ServerViewComponentClientCriterion.java

示例4: drop

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
@Override
public void drop(final DragAndDropEvent event) {
    if (validate(event)) {
        final Html5File[] files = ((WrapperTransferable) event.getTransferable()).getFiles();
        // selected software module at the time of file drop is
        // considered for upload

        artifactUploadState.getSelectedBaseSwModuleId().ifPresent(selectedSwId -> {
            // reset the flag
            hasDirectory = false;
            final SoftwareModule softwareModule = softwareModuleManagement.get(selectedSwId)
                    .orElse(null);
            for (final Html5File file : files) {
                processFile(file, softwareModule);
            }
            if (artifactUploadState.getNumberOfFileUploadsExpected().get() > 0) {
                processBtn.setEnabled(false);
            } else {
                // If the upload is not started, it signifies all
                // dropped files as either duplicate or directory.So
                // display message accordingly
                displayCompositeMessage();
            }
        });
    }
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:27，代码来源:UploadLayout.java

示例5: getFilterButtonDropHandler

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
@Override
protected DropHandler getFilterButtonDropHandler() {
    return new DropHandler() {
        private static final long serialVersionUID = 1L;

        @Override
        public AcceptCriterion getAcceptCriterion() {
            return uploadViewClientCriterion;
        }

        @Override
        public void drop(final DragAndDropEvent event) {
            /* Not required */
        }
    };
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:17，代码来源:SMTypeFilterButtons.java

示例6: processDroppedComponent

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
@Override
protected void processDroppedComponent(final DragAndDropEvent event) {
    final Component sourceComponent = event.getTransferable().getSourceComponent();
    if (sourceComponent instanceof Table) {
        final Table sourceTable = (Table) event.getTransferable().getSourceComponent();
        addToDeleteList(sourceTable, (TableTransferable) event.getTransferable());
        updateSWActionCount();
    }
    if (sourceComponent.getId().startsWith(UIComponentIdProvider.UPLOAD_TYPE_BUTTON_PREFIX)) {

        final String swModuleTypeName = sourceComponent.getId()
                .replace(UIComponentIdProvider.UPLOAD_TYPE_BUTTON_PREFIX, "");
        if (artifactUploadState.getSoftwareModuleFilters().getSoftwareModuleType()
                .map(type -> type.getName().equalsIgnoreCase(swModuleTypeName)).orElse(false)) {
            notification.displayValidationError(
                    i18n.getMessage("message.swmodule.type.check.delete", new Object[] { swModuleTypeName }));
        } else {
            deleteSWModuleType(swModuleTypeName);
            updateSWActionCount();
        }

    }
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:24，代码来源:SMDeleteActionsLayout.java

示例7: assignDsTag

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
private void assignDsTag(final DragAndDropEvent event) {
    final com.vaadin.event.dd.TargetDetails taregtDet = event.getTargetDetails();
    final Table distTable = (Table) taregtDet.getTarget();
    final Set<Long> distsSelected = getTableValue(distTable);
    final Set<Long> distList = new HashSet<>();

    final AbstractSelectTargetDetails dropData = (AbstractSelectTargetDetails) event.getTargetDetails();
    final Object distItemId = dropData.getItemIdOver();

    if (!distsSelected.contains(distItemId)) {
        distList.add((Long) distItemId);
    } else {
        distList.addAll(distsSelected);
    }

    final String distTagName = HawkbitCommonUtil.removePrefix(event.getTransferable().getSourceComponent().getId(),
            SPUIDefinitions.DISTRIBUTION_TAG_ID_PREFIXS);

    final DistributionSetTagAssignmentResult result = distributionSetManagement.toggleTagAssignment(distList,
            distTagName);

    notification.displaySuccess(HawkbitCommonUtil.createAssignmentMessage(distTagName, result, i18n));
    if (result.getAssigned() >= 1 && managementUIState.getDistributionTableFilters().isNoTagSelected()) {
        refreshFilter();
    }
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:27，代码来源:DistributionTable.java

示例8: validate

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
/**
 * Validate the drop.
 *
 * @param event
 *            DragAndDropEvent reference
 * @return Boolean
 */
private Boolean validate(final DragAndDropEvent event) {
    final Transferable transferable = event.getTransferable();
    final Component compsource = transferable.getSourceComponent();
    if (!(compsource instanceof AbstractTable)) {
        notification.displayValidationError(i18n.getMessage(SPUILabelDefinitions.ACTION_NOT_ALLOWED));
        return false;
    }

    final TableTransferable tabletransferable = (TableTransferable) transferable;

    final AbstractTable<?> source = (AbstractTable<?>) tabletransferable.getSourceComponent();

    if (!validateIfSourceisTargetTable(source) && !checkForTargetUpdatePermission()) {
        return false;
    }

    final Set<Long> deletedEntityByTransferable = source.getDeletedEntityByTransferable(tabletransferable);
    if (deletedEntityByTransferable.isEmpty()) {
        final String actionDidNotWork = i18n.getMessage("message.action.did.not.work", new Object[] {});
        notification.displayValidationError(actionDidNotWork);
        return false;
    }

    return true;
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:33，代码来源:TargetTagFilterButtons.java

示例9: getDropFilterHandler

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
@Override
protected DropHandler getDropFilterHandler() {
    return new DropHandler() {
        /**
         *
         */
        private static final long serialVersionUID = 1L;

        @Override
        public void drop(final DragAndDropEvent event) {
            filterByDroppedDist(event);
        }

        @Override
        public AcceptCriterion getAcceptCriterion() {
            return managementViewClientCriterion;
        }

    };
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:21，代码来源:TargetTableHeader.java

示例10: filterByDroppedDist

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
private void filterByDroppedDist(final DragAndDropEvent event) {
    if (doValidations(event)) {
        final TableTransferable tableTransferable = (TableTransferable) event.getTransferable();
        final Table source = tableTransferable.getSourceComponent();
        if (!UIComponentIdProvider.DIST_TABLE_ID.equals(source.getId())) {
            return;
        }
        final Set<Long> distributionIdSet = getDropppedDistributionDetails(tableTransferable);
        if (CollectionUtils.isEmpty(distributionIdSet)) {
            return;
        }
        final Long distributionSetId = distributionIdSet.iterator().next();
        final Optional<DistributionSet> distributionSet = distributionSetManagement
                .get(distributionSetId);
        if (!distributionSet.isPresent()) {
            notification.displayWarning(i18n.getMessage("distributionset.not.exists"));
            return;
        }
        final DistributionSetIdName distributionSetIdName = new DistributionSetIdName(distributionSet.get());
        getManagementUIState().getTargetTableFilters().setDistributionSet(distributionSetIdName);
        addFilterTextField(distributionSetIdName);
    }
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:24，代码来源:TargetTableHeader.java

示例11: doValidations

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
/**
 * Validation for drag event.
 *
 * @param dragEvent
 * @return
 */
private Boolean doValidations(final DragAndDropEvent dragEvent) {
    final Component compsource = dragEvent.getTransferable().getSourceComponent();
    Boolean isValid = Boolean.TRUE;
    if (compsource instanceof Table && !isComplexFilterViewDisplayed) {
        final TableTransferable transferable = (TableTransferable) dragEvent.getTransferable();
        final Table source = transferable.getSourceComponent();

        if (!source.getId().equals(UIComponentIdProvider.DIST_TABLE_ID)) {
            notification.displayValidationError(i18n.getMessage("message.action.not.allowed"));
            isValid = Boolean.FALSE;
        } else {
            if (getDropppedDistributionDetails(transferable).size() > 1) {
                notification.displayValidationError(i18n.getMessage("message.onlyone.distribution.dropallowed"));
                isValid = Boolean.FALSE;
            }
        }
    } else {
        notification.displayValidationError(i18n.getMessage("message.action.not.allowed"));
        isValid = Boolean.FALSE;
    }
    return isValid;
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:29，代码来源:TargetTableHeader.java

示例12: tagAssignment

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
private void tagAssignment(final DragAndDropEvent event) {
    final List<Long> targetList = getDraggedTargetList(event).stream().collect(Collectors.toList());

    final String targTagName = HawkbitCommonUtil.removePrefix(event.getTransferable().getSourceComponent().getId(),
            SPUIDefinitions.TARGET_TAG_ID_PREFIXS);
    if (targetList.isEmpty()) {
        final String actionDidNotWork = i18n.getMessage("message.action.did.not.work");
        notification.displayValidationError(actionDidNotWork);
        return;
    }

    final TargetTagAssignmentResult result = toggleTagAssignment(targetList, targTagName);

    final List<String> tagsClickedList = managementUIState.getTargetTableFilters().getClickedTargetTags();
    if (result.getUnassigned() >= 1 && !tagsClickedList.isEmpty()) {
        refreshFilter();
    }
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:19，代码来源:TargetTable.java

示例13: processDistributionDrop

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
private void processDistributionDrop(final DragAndDropEvent event) {

        final com.vaadin.event.dd.TargetDetails targetDetails = event.getTargetDetails();

        final TableTransferable transferable = (TableTransferable) event.getTransferable();
        final AbstractTable<?> source = (AbstractTable<?>) transferable.getSourceComponent();

        final Set<Long> distSelected = source.getDeletedEntityByTransferable(transferable);

        final String distTagName = HawkbitCommonUtil.removePrefix(targetDetails.getTarget().getId(),
                SPUIDefinitions.DISTRIBUTION_TAG_ID_PREFIXS);

        final List<String> tagsClickedList = distFilterParameters.getDistSetTags();
        final DistributionSetTagAssignmentResult result = distributionSetManagement.toggleTagAssignment(distSelected,
                distTagName);

        notification.displaySuccess(HawkbitCommonUtil.createAssignmentMessage(distTagName, result, i18n));
        if (result.getUnassigned() >= 1 && !tagsClickedList.isEmpty()) {
            eventBus.publish(this, TargetFilterEvent.FILTER_BY_TAG);
        }
    }
开发者ID:eclipse，项目名称:hawkbit，代码行数:22，代码来源:DistributionTagDropEvent.java

示例14: getFilterButtonDropHandler

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
@Override
protected DropHandler getFilterButtonDropHandler() {

    return new DropHandler() {
        private static final long serialVersionUID = 1L;

        @Override
        public AcceptCriterion getAcceptCriterion() {
            return distributionsViewClientCriterion;
        }

        @Override
        public void drop(final DragAndDropEvent event) {
            /* Not required */
        }
    };
}
开发者ID:eclipse，项目名称:hawkbit，代码行数:18，代码来源:DistSMTypeFilterButtons.java

示例15: processDroppedComponent

import com.vaadin.event.dd.DragAndDropEvent; //导入依赖的package包/类
@Override
protected void processDroppedComponent(final DragAndDropEvent event) {
    final Component sourceComponent = event.getTransferable().getSourceComponent();
    if (sourceComponent instanceof Table) {
        final Table sourceTable = (Table) event.getTransferable().getSourceComponent();
        if (isDistributionTable(sourceTable)) {
            addInDeleteDistributionList(sourceTable, (TableTransferable) event.getTransferable());
            updateDSActionCount();
        } else if (isSoftwareModuleTable(sourceTable)) {
            addToSWDeleteList(sourceTable, (TableTransferable) event.getTransferable());
            updateDSActionCount();
        }
    } else if (sourceComponent.getId().startsWith(SPUIDefinitions.DISTRIBUTION_SET_TYPE_ID_PREFIXS)) {
        processDeleteDitSetType(sourceComponent.getId());
    } else if (sourceComponent.getId().startsWith(SPUIDefinitions.SOFTWARE_MODULE_TAG_ID_PREFIXS)) {
        processDeleteSWType(sourceComponent.getId());

    }

}
开发者ID:eclipse，项目名称:hawkbit，代码行数:21，代码来源:DSDeleteActionsLayout.java


注：本文中的com.vaadin.event.dd.DragAndDropEvent类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。