edu.arizona.biosemantics.gxt.theme.green.client.base.field.Css3TextFieldAppearance.java Source code

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Here is the source code for edu.arizona.biosemantics.gxt.theme.green.client.base.field.Css3TextFieldAppearance.java

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/**
 * Sencha GXT 3.1.1 - Sencha for GWT
 * Copyright(c) 2007-2014, Sencha, Inc.
 * licensing@sencha.com
 *
 * http://www.sencha.com/products/gxt/license/
 */
package edu.arizona.biosemantics.gxt.theme.green.client.base.field;

import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Element;
import com.google.gwt.resources.client.ClientBundle;
import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
import com.google.gwt.safehtml.shared.SafeHtmlUtils;
import com.sencha.gxt.cell.core.client.form.FieldCell.FieldAppearanceOptions;
import com.sencha.gxt.cell.core.client.form.TextInputCell.TextFieldAppearance;
import com.sencha.gxt.core.client.GXT;
import com.sencha.gxt.core.client.dom.XElement;

public class Css3TextFieldAppearance extends Css3ValueBaseFieldAppearance implements TextFieldAppearance {

    public interface Css3TextFieldResources extends Css3ValueBaseFieldResources, ClientBundle {

        @Override
        @Source({ "Css3ValueBaseField.css", "Css3TextField.css" })
        Css3TextFieldStyle style();
    }

    public interface Css3TextFieldStyle extends Css3ValueBaseFieldStyle {

        String area();

        String file();

        String text();

    }

    private final Css3TextFieldStyle style;

    public Css3TextFieldAppearance() {
        this(GWT.<Css3TextFieldResources>create(Css3TextFieldResources.class));
    }

    public Css3TextFieldAppearance(Css3TextFieldResources resources) {
        super(resources);
        this.style = resources.style();
    }

    @Override
    public XElement getInputElement(Element parent) {
        return parent.getFirstChildElement().getFirstChildElement().cast();
    }

    @Override
    public void onResize(XElement parent, int width, int height) {
        Element wrap = parent.getFirstChildElement();

        if (width != -1 && width > 0) {
            wrap.getStyle().setPropertyPx("width", width);

            width = adjustTextAreaWidth(width);

            if (width > 0) {
                getInputElement(parent).getStyle().setPropertyPx("width", width);
            }
        }
    }

    @Override
    public void render(SafeHtmlBuilder sb, String type, String value, FieldAppearanceOptions options) {
        String inputStyles = "";
        String wrapStyles = "";

        int width = options.getWidth();

        String name = options.getName() != null ? " name='" + options.getName() + "' " : "";
        String disabled = options.isDisabled() ? "disabled=true" : "";
        String placeholder = options.getEmptyText() != null
                ? " placeholder='" + SafeHtmlUtils.htmlEscape(options.getEmptyText()) + "' "
                : "";

        boolean empty = false;

        if ((value == null || value.equals("")) && options.getEmptyText() != null) {
            if (GXT.isIE8() || GXT.isIE9()) {
                value = options.getEmptyText();
            }
            empty = true;
        }

        if (width != -1) {
            wrapStyles += "width:" + width + "px;";
            width = adjustTextAreaWidth(width);
            inputStyles += "width:" + width + "px;";
        }

        String cls = style.text() + " " + style.field();
        if (empty) {
            cls += " " + style.empty();
        }

        String ro = options.isReadonly() ? " readonly" : "";

        value = SafeHtmlUtils.htmlEscape(value);

        sb.appendHtmlConstant("<div style='" + wrapStyles + "' class='" + style.wrap() + "'>");
        sb.appendHtmlConstant("<input " + name + disabled + " value='" + value + "' style='" + inputStyles
                + "' type='" + type + "' class='" + cls + "'" + ro + placeholder + ">");

    }

    protected int adjustTextAreaWidth(int width) {
        // 6px margin, 2px border  FIXME
        if (width != -1) {
            width = Math.max(0, width); // - 8
        }
        return width;
    }
}