Java tutorial
/******************************************************************************* * Copyright 2016 Antoine Nicolas SAMAHA * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy * of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. ******************************************************************************/ package com.foc.web.modules.photoAlbum; import com.foc.OptionDialog; import com.foc.business.photoAlbum.PhotoAlbumAppGroup; import com.foc.desc.FocObject; import com.foc.vaadin.FocWebApplication; import com.foc.vaadin.gui.FVIconFactory; import com.foc.vaadin.gui.FocXMLGuiComponentStatic; import com.foc.vaadin.gui.layouts.validationLayout.FVValidationLayout; import com.foc.vaadin.gui.xmlForm.FocXMLLayout; import com.vaadin.event.MouseEvents; import com.vaadin.ui.Alignment; import com.vaadin.ui.Embedded; @SuppressWarnings("serial") public class PhotoAlbum_Reduced_Form extends PhotoAlbum_Form { private PhotoAlbum_Thumb_Table thumbForm = null; @Override public void dispose() { super.dispose(); if (thumbForm != null) { thumbForm.refresh(); } thumbForm = null; } public void deleteButtonClickListener() { OptionDialog dialog = new OptionDialog("Confirm Deletion", "Are you sure you want to delete this item", getFocData()) { @Override public boolean executeOption(String optionName) { if (optionName.equals("DELETE")) { FocObject focObject = getFocObject(); if (focObject != null) { focObject.delete(); FocXMLLayout previousLayout = getThumbForm(); getValidationLayout().goBack(); if (previousLayout != null) { previousLayout.refresh(); } } } else if (optionName.equals("CANCEL")) { } return false; } }; dialog.addOption("DELETE", "Delete"); dialog.addOption("CANCEL", "Cancel"); dialog.setWidth("300px"); dialog.setHeight("200px"); dialog.popup(); } @Override public void showValidationLayout(boolean showBackButton, int position) { super.showValidationLayout(showBackButton, position); FVValidationLayout vLay = getValidationLayout(); if (vLay != null && getFocObject() != null && !getFocObject().isCreated()) { if (PhotoAlbumAppGroup.getCurrentAppGroup() != null && PhotoAlbumAppGroup.getCurrentAppGroup().isAllowDelete()) { Embedded valo_DeleteEmbedded = new Embedded(); valo_DeleteEmbedded.addStyleName(FocXMLGuiComponentStatic.STYLE_HAND_POINTER_ON_HOVER); if (FocWebApplication.getInstanceForThread().isMobile()) { valo_DeleteEmbedded .setSource(FVIconFactory.getInstance().getFVIcon_Big(FVIconFactory.ICON_TRASH_WHITE)); } else { valo_DeleteEmbedded .setSource(FVIconFactory.getInstance().getFVIcon_Big(FVIconFactory.ICON_TRASH_BLACK)); } valo_DeleteEmbedded.addClickListener(new MouseEvents.ClickListener() { @Override public void click(com.vaadin.event.MouseEvents.ClickEvent event) { deleteButtonClickListener(); } }); if (valo_DeleteEmbedded != null) { vLay.addComponent(valo_DeleteEmbedded); vLay.setComponentAlignment(valo_DeleteEmbedded, Alignment.BOTTOM_LEFT); } } } } public PhotoAlbum_Thumb_Table getThumbForm() { return thumbForm; } public void setThumbForm(PhotoAlbum_Thumb_Table thumbForm) { this.thumbForm = thumbForm; } }