X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.browsing.ui.swt%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fswt%2Fwidgets%2FButton.java;fp=bundles%2Forg.simantics.browsing.ui.swt%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fswt%2Fwidgets%2FButton.java;h=fe8a399692f08b81cb349053175b96e4c919a910;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/widgets/Button.java b/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/widgets/Button.java new file mode 100644 index 000000000..fe8a39969 --- /dev/null +++ b/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/widgets/Button.java @@ -0,0 +1,282 @@ +/******************************************************************************* + * Copyright (c) 2007, 2012 Association for Decentralized Information Management + * in Industry THTH ry. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * VTT Technical Research Centre of Finland - initial API and implementation + *******************************************************************************/ +package org.simantics.browsing.ui.swt.widgets; + +import java.util.concurrent.CopyOnWriteArrayList; + +import org.eclipse.jface.resource.ImageDescriptor; +import org.eclipse.jface.resource.ResourceManager; +import org.eclipse.swt.events.SelectionListener; +import org.eclipse.swt.graphics.Image; +import org.eclipse.swt.widgets.Composite; +import org.eclipse.swt.widgets.Control; +import org.simantics.Simantics; +import org.simantics.browsing.ui.common.ErrorLogger; +import org.simantics.browsing.ui.swt.widgets.impl.ReadFactory; +import org.simantics.browsing.ui.swt.widgets.impl.Widget; +import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport; +import org.simantics.db.ReadGraph; +import org.simantics.db.common.request.ParametrizedRead; +import org.simantics.db.common.request.UniqueRead; +import org.simantics.db.exception.DatabaseException; +import org.simantics.db.management.ISessionContext; +import org.simantics.db.procedure.Listener; +import org.simantics.utils.ui.SWTUtils; + +public class Button extends WidgetImpl { + + private ReadFactory textFactory; + private ReadFactory tooltipFactory; + private ReadFactory imageFactory; + private ReadFactory selectionFactory; + private CopyOnWriteArrayList selectionListeners = new CopyOnWriteArrayList(); + + private final org.eclipse.swt.widgets.Button button; + + public Button(Composite parent, WidgetSupport support, int style) { + super(support); + button = new org.eclipse.swt.widgets.Button(parent, style); + support.register(this); + } + + public void setTextFactory(ReadFactory textFactory) { + this.textFactory = textFactory; + } + + public void setTooltipFactory(ReadFactory tooltipFactory) { + this.tooltipFactory = tooltipFactory; + } + + public void setImageFactory(ReadFactory imageFactory) { + this.imageFactory = imageFactory; + } + + public void setSelectionFactory(ReadFactory selectionFactory) { + this.selectionFactory = selectionFactory; + } + + public org.eclipse.swt.widgets.Button getWidget() { + return button; + } + + @Override + public Control getControl() { + return button; + } + + @Override + public void setInput(ISessionContext context, Object input) { + + if (selectionListeners != null) { + for (SelectionListener listener : selectionListeners) { + if(listener instanceof Widget) { + ((Widget) listener).setInput(context, input); + } + } + } + + + if(textFactory != null) { + textFactory.listen(context, input, new Listener() { + + @Override + public void exception(final Throwable t) { + SWTUtils.asyncExec(button, new Runnable() { + + @Override + public void run() { + if(isDisposed()) return; +// System.out.println("Button received new text: " + text); + button.setText(t.toString()); + } + + }); + } + + @Override + public void execute(final String text) { + SWTUtils.asyncExec(button, new Runnable() { + + @Override + public void run() { + if(isDisposed()) return; +// System.out.println("Button received new text: " + text); + button.setText(text); + } + + }); + } + + @Override + public boolean isDisposed() { + return button.isDisposed(); + } + + }); + } + + if(tooltipFactory != null) { + tooltipFactory.listen(context, input, new Listener() { + + @Override + public void exception(Throwable t) { + ErrorLogger.defaultLogError(t); + } + + @Override + public void execute(final String text) { + SWTUtils.asyncExec(button, new Runnable() { + + @Override + public void run() { + if(isDisposed()) return; +// System.out.println("Button received new tooltip: " + text); + button.setToolTipText(text); + } + + }); + } + + @Override + public boolean isDisposed() { + return button.isDisposed(); + } + + }); + } + + if(imageFactory != null) { + imageFactory.listen(context, input, new Listener() { + + @Override + public void exception(Throwable t) { + ErrorLogger.defaultLogError(t); + } + + @Override + public void execute(final ImageDescriptor imageDescriptor) { + SWTUtils.asyncExec(button, new Runnable() { + + @Override + public void run() { + + if(isDisposed()) return; +// System.out.println("Button received new image"); + ResourceManager rm = support.getParameter(WidgetSupport.RESOURCE_MANAGER); + if (rm != null) { + Image image = (Image) rm.get(imageDescriptor); + button.setImage(image); + } + // TODO: how can we resize without this knife?? + button.getParent().layout(); + button.getParent().getParent().layout(); + + } + + }); + } + + @Override + public boolean isDisposed() { + return button.isDisposed(); + } + + }); + } + + if (selectionFactory != null) { + selectionFactory.listen(context, input, new Listener() { + @Override + public void exception(Throwable t) { + ErrorLogger.defaultLogError(t); + } + @Override + public void execute(final Boolean selected) { + SWTUtils.asyncExec(button, new Runnable() { + @Override + public void run() { + if(isDisposed()) return; + button.setSelection(selected); + } + }); + } + @Override + public boolean isDisposed() { + return button.isDisposed(); + } + }); + } + } + + public void setText(String text) { + button.setText(text); + } + + public void setText(final ParametrizedRead read) { + + Simantics.getSession().async(new UniqueRead() { + + @Override + public String perform(ReadGraph graph) throws DatabaseException { + T input = support.getInput(graph); + return graph.syncRequest(read.get(input)); + } + + }, new Listener() { + + @Override + public void exception(Throwable t) { + t.printStackTrace(); + } + + @Override + public void execute(final String text) { + + if(isDisposed()) return; + + button.getDisplay().asyncExec(new Runnable() { + + @Override + public void run() { + button.setText(text); + } + + }); + } + + @Override + public boolean isDisposed() { + return button.isDisposed(); + } + + }); + + } + + public void setTooltipText(String text) { + button.setToolTipText(text); + } + + public void setImage(Image image) { + button.setImage(image); + } + + public void setSelection(boolean selected) { + button.setSelection(selected); + } + + public synchronized void addSelectionListener(SelectionListener listener) { + selectionListeners.add(listener); + button.addSelectionListener(listener); + } + +}