123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148 |
- /*
- @VaadinApache2LicenseForJavaFiles@
- */
-
- package com.vaadin.terminal.gwt.client.ui;
-
- import com.google.gwt.dom.client.Element;
- import com.google.gwt.event.dom.client.BlurEvent;
- import com.google.gwt.event.dom.client.BlurHandler;
- import com.google.gwt.event.dom.client.ClickEvent;
- import com.google.gwt.event.dom.client.ClickHandler;
- import com.google.gwt.event.dom.client.FocusEvent;
- import com.google.gwt.event.dom.client.FocusHandler;
- import com.google.gwt.event.shared.HandlerRegistration;
- import com.google.gwt.user.client.DOM;
- import com.google.gwt.user.client.Event;
- import com.google.gwt.user.client.ui.Button;
- import com.vaadin.terminal.gwt.client.ApplicationConnection;
- import com.vaadin.terminal.gwt.client.BrowserInfo;
- import com.vaadin.terminal.gwt.client.EventId;
- import com.vaadin.terminal.gwt.client.MouseEventDetails;
- import com.vaadin.terminal.gwt.client.Util;
- import com.vaadin.terminal.gwt.client.VTooltip;
- import com.vaadin.terminal.gwt.client.ui.ButtonConnector.ButtonServerRpc;
-
- public class VNativeButton extends Button implements ClickHandler,
- FocusHandler, BlurHandler {
-
- public static final String CLASSNAME = "v-nativebutton";
-
- protected String width = null;
-
- protected String paintableId;
-
- protected ApplicationConnection client;
-
- ButtonServerRpc buttonRpcProxy;
-
- protected Element errorIndicatorElement;
-
- protected final Element captionElement = DOM.createSpan();
-
- protected Icon icon;
-
- /**
- * Helper flag to handle special-case where the button is moved from under
- * mouse while clicking it. In this case mouse leaves the button without
- * moving.
- */
- private boolean clickPending;
-
- protected HandlerRegistration focusHandlerRegistration;
- protected HandlerRegistration blurHandlerRegistration;
-
- protected boolean disableOnClick = false;
-
- public VNativeButton() {
- setStyleName(CLASSNAME);
-
- getElement().appendChild(captionElement);
- captionElement.setClassName(getStyleName() + "-caption");
-
- addClickHandler(this);
-
- sinkEvents(VTooltip.TOOLTIP_EVENTS);
- sinkEvents(Event.ONMOUSEDOWN);
- sinkEvents(Event.ONMOUSEUP);
- }
-
- @Override
- public void setText(String text) {
- captionElement.setInnerText(text);
- }
-
- @Override
- public void onBrowserEvent(Event event) {
- super.onBrowserEvent(event);
-
- if (DOM.eventGetType(event) == Event.ONLOAD) {
- Util.notifyParentOfSizeChange(this, true);
-
- } else if (DOM.eventGetType(event) == Event.ONMOUSEDOWN
- && event.getButton() == Event.BUTTON_LEFT) {
- clickPending = true;
- } else if (DOM.eventGetType(event) == Event.ONMOUSEMOVE) {
- clickPending = false;
- } else if (DOM.eventGetType(event) == Event.ONMOUSEOUT) {
- if (clickPending) {
- click();
- }
- clickPending = false;
- }
-
- if (client != null) {
- client.handleTooltipEvent(event, this);
- }
- }
-
- @Override
- public void setWidth(String width) {
- this.width = width;
- super.setWidth(width);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see
- * com.google.gwt.event.dom.client.ClickHandler#onClick(com.google.gwt.event
- * .dom.client.ClickEvent)
- */
- public void onClick(ClickEvent event) {
- if (paintableId == null || client == null) {
- return;
- }
-
- if (BrowserInfo.get().isSafari()) {
- VNativeButton.this.setFocus(true);
- }
- if (disableOnClick) {
- setEnabled(false);
- buttonRpcProxy.disableOnClick();
- }
-
- // Add mouse details
- MouseEventDetails details = new MouseEventDetails(
- event.getNativeEvent(), getElement());
- buttonRpcProxy.click(details);
-
- clickPending = false;
- }
-
- public void onFocus(FocusEvent arg0) {
- client.updateVariable(paintableId, EventId.FOCUS, "", true);
- }
-
- public void onBlur(BlurEvent arg0) {
- client.updateVariable(paintableId, EventId.BLUR, "", true);
- }
-
- @Override
- public void setEnabled(boolean enabled) {
- if (isEnabled() != enabled) {
- super.setEnabled(enabled);
- setStyleName(ApplicationConnection.DISABLED_CLASSNAME, !enabled);
- }
- }
- }
|