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Viewing changes to org.zaluum.ide.editor/src/org/zaluum/ide/editor/cmodel/ValueSelectDialog.java

  • Committer: Frederic Perez Ordeig
  • Date: 2009-12-17 19:25:17 UTC
  • Revision ID: frederic@zaluum.com-20091217192517-ix40ze193b19pkdw
add push dialog

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org.zaluum.ide.editor/src/org/zaluum/ide/editor/cmodel/ValueSelectDialog.java
 
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/**
 
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 *  This file is part of Zaluum
 
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 *   
 
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 *  Zaluum is free software: you can redistribute it and/or modify
 
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 *  it under the terms of the GNU Lesser General Public License as published by
 
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 *  the Free Software Foundation, either version 3 of the License, or
 
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 *  (at your option) any later version.
 
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 *
 
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 *  Zaluum is distributed in the hope that it will be useful,
 
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 *  GNU Lesser General Public License for more details.
 
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 *
 
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 *  You should have received a copy of the GNU Lesser General Public License
 
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 *  along with Zaluum.  If not, see <http://www.gnu.org/licenses/>.
 
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 *  
 
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 *  Copyright   2008,2009       Frederic Perez Ordeig
 
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 */
 
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package org.zaluum.ide.editor.cmodel;
 
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import org.eclipse.core.runtime.Status;
 
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import org.eclipse.jface.dialogs.TitleAreaDialog;
 
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import org.eclipse.jface.viewers.ArrayContentProvider;
 
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import org.eclipse.jface.viewers.ComboViewer;
 
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import org.eclipse.jface.viewers.IStructuredSelection;
 
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import org.eclipse.jface.viewers.LabelProvider;
 
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import org.eclipse.swt.SWT;
 
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import org.eclipse.swt.layout.GridData;
 
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import org.eclipse.swt.widgets.Combo;
 
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import org.eclipse.swt.widgets.Composite;
 
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import org.eclipse.swt.widgets.Control;
 
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import org.eclipse.swt.widgets.Shell;
 
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import org.eclipse.ui.statushandlers.StatusManager;
 
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import org.zaluum.cmodel.CType;
 
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import org.zaluum.cmodel.EnumCType;
 
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import org.zaluum.cmodel.IntCType;
 
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import org.zaluum.cmodel.Value;
 
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import org.zaluum.cmodel.CType.ValueCreationException;
 
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import org.zaluum.ide.util.Activator;
 
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public class ValueSelectDialog extends TitleAreaDialog {
 
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        private Value result;
 
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        private ComboViewer vwr;
 
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        private final CType cType;
 
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        private Combo combo;
 
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        public ValueSelectDialog(Shell parentShell, CType cType) {
 
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                super(parentShell);
 
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                this.cType = cType;
 
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        }
 
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        @Override
 
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        protected Control createDialogArea(Composite p) {
 
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                Composite c = (Composite) super.createDialogArea(p);
 
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                setTitle("Value selection");
 
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            setMessage("Select a value to push");
 
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                GridData gd = new GridData(SWT.LEFT, SWT.TOP, true, true);
 
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                if (cType instanceof IntCType){
 
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                        combo = new Combo(c,SWT.DROP_DOWN);
 
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                        combo.setLayoutData(gd);
 
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                }else if (cType instanceof EnumCType)
 
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                {
 
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                        combo = new Combo(c, SWT.DROP_DOWN|SWT.READ_ONLY);
 
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                        combo.setLayoutData(gd);
 
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                        vwr = new ComboViewer(combo);
 
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                        vwr.setContentProvider(ArrayContentProvider.getInstance());
 
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                        vwr.setLabelProvider(new LabelProvider());
 
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                        vwr.setInput(((EnumCType) cType).getMembers().toArray());
 
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                        combo.select(0);
 
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                }
 
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                return c;
 
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        }
 
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        @Override
 
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        protected void okPressed() {
 
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                try {
 
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                        if (cType instanceof IntCType) {
 
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                                int i = Integer.parseInt(combo.getText());
 
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                                result = IntCType.Int.createValueFromInt(i);
 
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                        } else if (cType instanceof EnumCType){
 
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                                Object selected = ((IStructuredSelection) vwr.getSelection())
 
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                                .getFirstElement();
 
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                                result = (Value) selected;
 
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                        }
 
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                } catch (NumberFormatException e1) {
 
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                        StatusManager.getManager().handle(
 
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                                        new Status(Status.WARNING, Activator.PLUGIN_ID,
 
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                                                        "Not a number", e1), StatusManager.SHOW);
 
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                } catch (ValueCreationException e) {
 
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                        StatusManager.getManager().handle(
 
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                                        new Status(Status.WARNING, Activator.PLUGIN_ID,
 
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                                                        "Cannot create value", e), StatusManager.SHOW);
 
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                }
 
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                super.okPressed();
 
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        }
 
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        public Value getResult() {
 
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                return result;
 
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        }
 
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}
 
 
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