com.sencha.gxt.theme.base.client.field.TwinTriggerFieldDefaultAppearance.java Source code

Introduction

Here is the source code for com.sencha.gxt.theme.base.client.field.TwinTriggerFieldDefaultAppearance.java

Source

/**
 * Sencha GXT 4.0.0 - Sencha for GWT
 * Copyright (c) 2006-2015, Sencha Inc.
 *
 * licensing@sencha.com
 * http://www.sencha.com/products/gxt/license/
 *
 * ================================================================================
 * Open Source License
 * ================================================================================
 * This version of Sencha GXT is licensed under the terms of the Open Source GPL v3
 * license. You may use this license only if you are prepared to distribute and
 * share the source code of your application under the GPL v3 license:
 * http://www.gnu.org/licenses/gpl.html
 *
 * If you are NOT prepared to distribute and share the source code of your
 * application under the GPL v3 license, other commercial and oem licenses
 * are available for an alternate download of Sencha GXT.
 *
 * Please see the Sencha GXT Licensing page at:
 * http://www.sencha.com/products/gxt/license/
 *
 * For clarification or additional options, please contact:
 * licensing@sencha.com
 * ================================================================================
 *
 *
 * ================================================================================
 * Disclaimer
 * ================================================================================
 * THIS SOFTWARE IS DISTRIBUTED "AS-IS" WITHOUT ANY WARRANTIES, CONDITIONS AND
 * REPRESENTATIONS WHETHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE
 * IMPLIED WARRANTIES AND CONDITIONS OF MERCHANTABILITY, MERCHANTABLE QUALITY,
 * FITNESS FOR A PARTICULAR PURPOSE, DURABILITY, NON-INFRINGEMENT, PERFORMANCE AND
 * THOSE ARISING BY STATUTE OR FROM CUSTOM OR USAGE OF TRADE OR COURSE OF DEALING.
 * ================================================================================
 */
package com.sencha.gxt.theme.base.client.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.resources.client.CssResource;
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.TwinTriggerFieldCell.TwinTriggerFieldAppearance;
import com.sencha.gxt.core.client.GXT;
import com.sencha.gxt.core.client.dom.XElement;

public class TwinTriggerFieldDefaultAppearance extends TriggerFieldDefaultAppearance
        implements TwinTriggerFieldAppearance {

    public interface TwinTriggerFieldResources extends TriggerFieldResources, ClientBundle {

        @Override
        @Source({ "ValueBaseField.gss", "TextField.gss", "TriggerField.gss", "TwinTriggerField.gss" })
        TwinTriggerFieldStyle css();
    }

    public interface TwinTriggerFieldStyle extends CssResource, TriggerFieldStyle {

        String triggerClick();

        String triggerOver();

        String twinTrigger();

        String twinTriggerClick();

        String twinTriggerOver();

    }

    private final TwinTriggerFieldResources resources;
    private final TwinTriggerFieldStyle style;

    public TwinTriggerFieldDefaultAppearance() {
        this(GWT.<TwinTriggerFieldResources>create(TwinTriggerFieldResources.class));
    }

    public TwinTriggerFieldDefaultAppearance(TwinTriggerFieldResources res) {
        super(res);
        this.resources = res;
        this.style = this.resources.css();
    }

    public TwinTriggerFieldStyle getStyle() {
        return style;
    }

    @Override
    public void onTriggerClick(XElement parent, boolean click) {
        parent.setClassName(style.triggerClick(), click);
    }

    @Override
    public void onTriggerOver(XElement parent, boolean over) {
        parent.setClassName(style.triggerOver(), over);
    }

    @Override
    public void onTwinTriggerClick(XElement parent, boolean click) {
        parent.setClassName(style.twinTriggerClick(), click);
    }

    @Override
    public void onTwinTriggerOver(XElement parent, boolean over) {
        parent.setClassName(style.twinTriggerOver(), over);
    }

    @Override
    public void render(SafeHtmlBuilder sb, String value, FieldAppearanceOptions options) {
        int width = options.getWidth();
        boolean hideTrigger = options.isHideTrigger();
        String name = options.getName() != null ? " name='" + options.getName() + "' " : "";
        String disabled = options.isDisabled() ? "disabled=true" : "";

        if (width == -1) {
            width = 150;
        }

        String inputStyles = "";
        String wrapStyles = "";

        if (width != -1) {
            wrapStyles += "width:" + width + "px;";
            // 6px margin, 2px border
            width -= 8;
            if (!hideTrigger) {
                width -= resources.triggerArrow().getWidth();
            }
            inputStyles += "width:" + width + "px;";
        }

        String cls = style.field() + " " + style.text();

        String placeholder = options.getEmptyText() != null
                ? " placeholder='" + SafeHtmlUtils.htmlEscape(options.getEmptyText()) + "' "
                : "";

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

        if (!options.isEditable()) {
            cls += " " + getStyle().noedit();
        }

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

        String input = "<input " + name + disabled + ro + placeholder + " style='" + inputStyles
                + "' type='text' value='" + value + "' class='" + cls + "'/>";

        sb.appendHtmlConstant("<div style='" + wrapStyles + "' class='" + style.wrap() + "'>");

        if (!options.isHideTrigger()) {

            sb.appendHtmlConstant("<table width=100% cellpadding=0 cellspacing=0><tr><td>");
            sb.appendHtmlConstant(input);
            sb.appendHtmlConstant("</td>");

            sb.appendHtmlConstant("<td>");
            sb.appendHtmlConstant("<div class='" + style.trigger() + "'></div>");
            sb.appendHtmlConstant("<div class='" + style.twinTrigger() + "'></div>");
            sb.appendHtmlConstant("</td></table>");
        } else {
            sb.appendHtmlConstant(input);
        }

        sb.appendHtmlConstant("</div>");

    }

    @Override
    public boolean twinTriggerIsOrHasChild(XElement parent, Element target) {
        return parent.isOrHasChild(target) && target.<XElement>cast().is("." + style.twinTrigger());
    }

}