Java tutorial
/* * Copyright 2017 stanislawbartkowski@gmail.com * 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.gwtmodel.table.view.binder.impl; import java.util.Iterator; import java.util.NoSuchElementException; import com.google.gwt.dom.client.Element; import com.google.gwt.user.client.ui.Button; import com.google.gwt.user.client.ui.FlowPanel; import com.google.gwt.user.client.ui.HTML; import com.google.gwt.user.client.ui.HTMLPanel; import com.google.gwt.user.client.ui.HasWidgets; import com.google.gwt.user.client.ui.Image; import com.google.gwt.user.client.ui.InlineLabel; import com.google.gwt.user.client.ui.Label; import com.google.gwt.user.client.ui.Widget; import com.google.inject.Inject; import com.gwtmodel.table.Utils; import com.gwtmodel.table.binder.BinderWidget; import com.gwtmodel.table.binder.IAttrName; import com.gwtmodel.table.common.CUtil; import com.gwtmodel.table.mm.LogT; import com.gwtmodel.table.view.binder.ICreateBinderWidget; import com.gwtmodel.table.view.binder.ISetWidgetAttribute; import com.gwtmodel.table.view.util.polymer.PolymerUtil; import com.vaadin.polymer.iron.widget.IronAjax; import com.vaadin.polymer.iron.widget.IronCollapse; import com.vaadin.polymer.iron.widget.IronIcon; import com.vaadin.polymer.iron.widget.IronImage; import com.vaadin.polymer.iron.widget.IronList; import com.vaadin.polymer.iron.widget.IronSelector; import com.vaadin.polymer.paper.widget.PaperButton; import com.vaadin.polymer.paper.widget.PaperCheckbox; import com.vaadin.polymer.paper.widget.PaperDialog; import com.vaadin.polymer.paper.widget.PaperDialogScrollable; import com.vaadin.polymer.paper.widget.PaperDrawerPanel; import com.vaadin.polymer.paper.widget.PaperDropdownMenu; import com.vaadin.polymer.paper.widget.PaperFab; import com.vaadin.polymer.paper.widget.PaperHeaderPanel; import com.vaadin.polymer.paper.widget.PaperIconButton; import com.vaadin.polymer.paper.widget.PaperIconItem; import com.vaadin.polymer.paper.widget.PaperInput; import com.vaadin.polymer.paper.widget.PaperItem; import com.vaadin.polymer.paper.widget.PaperItemBody; import com.vaadin.polymer.paper.widget.PaperMaterial; import com.vaadin.polymer.paper.widget.PaperMenu; import com.vaadin.polymer.paper.widget.PaperProgress; import com.vaadin.polymer.paper.widget.PaperRadioButton; import com.vaadin.polymer.paper.widget.PaperRadioGroup; import com.vaadin.polymer.paper.widget.PaperRipple; import com.vaadin.polymer.paper.widget.PaperSlider; import com.vaadin.polymer.paper.widget.PaperSpinner; import com.vaadin.polymer.paper.widget.PaperTab; import com.vaadin.polymer.paper.widget.PaperTabs; import com.vaadin.polymer.paper.widget.PaperTextarea; import com.vaadin.polymer.paper.widget.PaperToast; import com.vaadin.polymer.paper.widget.PaperToggleButton; import com.vaadin.polymer.paper.widget.PaperToolbar; import com.vaadin.polymer.paper.widget.PaperTooltip; import com.vaadin.polymer.vaadin.widget.VaadinComboBox; import com.vaadin.polymer.vaadin.widget.VaadinContextMenu; import com.vaadin.polymer.vaadin.widget.VaadinDatePicker; import com.vaadin.polymer.vaadin.widget.VaadinGrid; import com.vaadin.polymer.vaadin.widget.VaadinSplitLayout; import com.vaadin.polymer.vaadin.widget.VaadinUpload; public class CreateBinderWidget implements ICreateBinderWidget { private final ISetWidgetAttribute iAttr; @Inject public CreateBinderWidget(ISetWidgetAttribute iAttr) { this.iAttr = iAttr; } private void setWAttribute(Widget w, BinderWidget bw) { if (bw.isFieldId()) Utils.setWidgetAttribute(w, IAttrName.FIELDID, bw.getFieldId()); Iterator<String> i = bw.getKeys(); while (i.hasNext()) { String k = i.next(); if (k.equals(IAttrName.FIELDID)) continue; String v = bw.getAttr(k); iAttr.setAttr(w, k, v); } } private Widget constructEmptyWidget(BinderWidget bw) { Widget w = null; String html = ""; if (!CUtil.EmptyS(bw.getContentHtml())) html = PolymerUtil.convert(bw.getContentHtml()); switch (bw.getType()) { case HTMLPanel: w = new HTMLPanel(html); break; case Button: w = new Button(html); break; case Label: w = new Label(html); break; case HTML: w = new HTML(html); case PaperIconItem: w = new PaperIconItem(html); break; case IronIcon: w = new IronIcon(html); break; case PaperButton: w = new PaperButton(html); break; case PaperHeaderPanel: w = new PaperHeaderPanel(html); break; case PaperToolbar: w = new PaperToolbar(html); break; case Image: w = new Image(html); break; case PaperIconButton: w = new PaperIconButton(html); break; case PaperDrawerPanel: w = new PaperDrawerPanel(html); break; case PaperCheckbox: w = new PaperCheckbox(html); break; case PaperDialog: w = new PaperDialog(html); break; case PaperDialogScrollable: w = new PaperDialogScrollable(html); break; case PaperMenu: w = new PaperMenu(html); break; case PaperDropdownMenu: w = new PaperDropdownMenu(html); break; case PaperTabs: w = new PaperTabs(html); break; case PaperTab: w = new PaperTab(html); break; case PaperFab: w = new PaperFab(html); break; case PaperItem: w = new PaperItem(html); break; case PaperItemBody: w = new PaperItemBody(html); break; case PaperInput: w = new PaperInput(html); break; case PaperTextarea: w = new PaperTextarea(html); break; case PaperMaterial: w = new PaperMaterial(html); break; case PaperProgress: w = new PaperProgress(html); break; case PaperRadioButton: w = new PaperRadioButton(html); break; case PaperRadioGroup: w = new PaperRadioGroup(html); break; case PaperRipple: w = new PaperRipple(html); break; case PaperSpinner: w = new PaperSpinner(html); break; case PaperSlider: w = new PaperSlider(html); break; case InlineLabel: w = new InlineLabel(html); break; case FlowPanel: if (CUtil.EmptyS(html)) w = new FlowPanel(); else w = new FlowPanel(html); break; case PaperTooltip: w = new PaperTooltip(html); break; case PaperToast: w = new PaperToast(html); break; case PaperToggleButton: w = new PaperToggleButton(html); break; case IronAjax: w = new IronAjax(html); break; case IronCollapse: w = new IronCollapse(html); break; case IronImage: w = new IronImage(html); break; case IronList: w = new IronList(html); break; case IronSelector: w = new IronSelector(html); break; case VaadinGrid: w = new VaadinGrid(html); break; case VaadinComboBox: w = new VaadinComboBox(html); break; case VaadinDatePicker: w = new VaadinDatePicker(html); break; case VaadinUpload: w = new VaadinUpload(html); break; case VaadinSplitLayout: w = new VaadinSplitLayout(html); break; case VaadinContextMenu: w = new VaadinContextMenu(html); break; default: Utils.errAlertB(LogT.getT().PolymerWidgetNotImplemented(bw.getType().name())); break; } // switch return w; } private void buildWidget(Widget w, BinderWidget bw) { setWAttribute(w, bw); if (bw.getwList().isEmpty()) return; if (!(w instanceof HasWidgets)) Utils.errAlertB(LogT.getT().BinderCannotHaveWidgets(bw.getType().name())); HTMLPanel h; HasWidgets hw; if (w instanceof HTMLPanel) { h = (HTMLPanel) w; hw = null; } else { hw = (HasWidgets) w; h = null; } bw.getwList().forEach(c -> { Widget child = constructEmptyWidget(c); buildWidget(child, c); Element ee = h.getElementById(c.getId()); if (ee == null) Utils.errAlert(LogT.getT().BinderCannotFindWidget(c.getId())); if (h != null) { // String html = h.toString(); try { h.addAndReplaceElement(child, ee); } catch (NoSuchElementException e) { Utils.errAlert(c.getId(), bw.getContentHtml(), e); } } else hw.add(child); }); } // for @Override public HTMLPanel createEmptyHtmlPanel(BinderWidget w) { if (w.getwList().isEmpty()) Utils.errAlertB(LogT.getT().BinderWidgetNoPanels()); BinderWidget p = w.getwList().get(0); Widget ww = constructEmptyWidget(p); if (ww instanceof HTMLPanel) return (HTMLPanel) ww; Utils.errAlert(LogT.getT().BinderNotHTMLPanel(p.getType().name())); return null; } @Override public void buildHTMLPanel(HTMLPanel w, BinderWidget bw) { buildWidget(w, bw.getwList().get(0)); } }