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73 changes: 73 additions & 0 deletions
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...in/java/com/databasepreservation/common/client/common/lists/cells/EditableNumberCell.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| /** | ||
| * The contents of this file are subject to the license and copyright | ||
| * detailed in the LICENSE file at the root of the source | ||
| * tree and available online at | ||
| * | ||
| * https://github.com/keeps/dbptk-ui | ||
| */ | ||
| package com.databasepreservation.common.client.common.lists.cells; | ||
|
|
||
| import com.google.gwt.cell.client.TextInputCell; | ||
| import com.google.gwt.cell.client.ValueUpdater; | ||
| import com.google.gwt.core.client.GWT; | ||
| import com.google.gwt.dom.client.BrowserEvents; | ||
| import com.google.gwt.dom.client.Element; | ||
| import com.google.gwt.dom.client.InputElement; | ||
| import com.google.gwt.dom.client.NativeEvent; | ||
| import com.google.gwt.safehtml.client.SafeHtmlTemplates; | ||
| import com.google.gwt.safehtml.shared.SafeHtml; | ||
| import com.google.gwt.safehtml.shared.SafeHtmlBuilder; | ||
|
|
||
| /** | ||
| * @author Miguel Guimarães <mguimaraes@keep.pt> | ||
| */ | ||
| public class EditableNumberCell extends TextInputCell { | ||
| private static Template template; | ||
| private String placeholder; | ||
|
|
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| interface Template extends SafeHtmlTemplates { | ||
| // {0}, {1} relate to value, placeholder | ||
| @Template("<input type=\"number\" min=\"0\" value=\"{0}\" tabindex=\"-1\" placeholder=\"{1}\" class=\"gwt-TextBox form-textbox\"></input>") | ||
| SafeHtml input(String value, String placeholder); | ||
| } | ||
|
|
||
| public EditableNumberCell() { | ||
| EditableNumberCell.template = GWT.create(Template.class); | ||
| this.placeholder = ""; | ||
| } | ||
|
|
||
| public EditableNumberCell(String placeholder) { | ||
| EditableNumberCell.template = GWT.create(Template.class); | ||
| this.placeholder = placeholder; | ||
| } | ||
|
|
||
| @Override | ||
| public void render(Context context, String value, SafeHtmlBuilder sb) { | ||
| if (value == null || value.isEmpty()) { | ||
| sb.append(template.input("", placeholder)); | ||
| } else { | ||
| sb.append(template.input(value, placeholder)); | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public void onBrowserEvent(Context context, Element parent, String value, NativeEvent event, | ||
| ValueUpdater<String> valueUpdater) { | ||
| if (value == null) { | ||
| value = ""; | ||
| } | ||
|
|
||
| InputElement input = getInputElement(parent); | ||
| Element target = event.getEventTarget().cast(); | ||
| if (!input.isOrHasChild(target)) { | ||
| return; | ||
| } | ||
|
|
||
| String eventType = event.getType(); | ||
| if (BrowserEvents.FOCUS.equals(eventType)) { | ||
| input.select(); | ||
| } | ||
|
|
||
| super.onBrowserEvent(context, parent, value, event, valueUpdater); | ||
| } | ||
| } |
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