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Viewing changes to TuxGuitar/src/org/herac/tuxguitar/gui/help/about/AboutDialog.java

  • Committer: Bazaar Package Importer
  • Author(s): Philippe Coval
  • Date: 2008-06-19 00:30:30 UTC
  • mto: (5.1.2 sid)
  • mto: This revision was merged to the branch mainline in revision 3.
  • Revision ID: james.westby@ubuntu.com-20080619003030-h719szrhsngou7c6
Tags: upstream-1.0
Import upstream version 1.0

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TuxGuitar/src/org/herac/tuxguitar/gui/help/about/AboutDialog.java
 
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package org.herac.tuxguitar.gui.help.about;
 
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import org.eclipse.swt.SWT;
 
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import org.eclipse.swt.events.DisposeEvent;
 
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import org.eclipse.swt.events.DisposeListener;
 
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import org.eclipse.swt.events.PaintEvent;
 
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import org.eclipse.swt.events.PaintListener;
 
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import org.eclipse.swt.events.SelectionAdapter;
 
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import org.eclipse.swt.events.SelectionEvent;
 
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import org.eclipse.swt.graphics.Font;
 
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import org.eclipse.swt.graphics.Image;
 
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import org.eclipse.swt.graphics.Rectangle;
 
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import org.eclipse.swt.layout.FormData;
 
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import org.eclipse.swt.layout.FormLayout;
 
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import org.eclipse.swt.layout.GridData;
 
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import org.eclipse.swt.layout.GridLayout;
 
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import org.eclipse.swt.widgets.Button;
 
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import org.eclipse.swt.widgets.Composite;
 
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import org.eclipse.swt.widgets.Label;
 
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import org.eclipse.swt.widgets.Shell;
 
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import org.eclipse.swt.widgets.TabFolder;
 
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import org.eclipse.swt.widgets.TabItem;
 
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import org.eclipse.swt.widgets.Text;
 
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import org.herac.tuxguitar.gui.TuxGuitar;
 
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import org.herac.tuxguitar.gui.editors.TGPainter;
 
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import org.herac.tuxguitar.gui.system.config.TGConfigKeys;
 
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import org.herac.tuxguitar.gui.util.DialogUtils;
 
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import org.herac.tuxguitar.util.TGVersion;
 
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public class AboutDialog {
 
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        private static final String RELEASE_NAME = (TuxGuitar.APPLICATION_NAME + " " + TGVersion.CURRENT.getVersion());
 
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        private static final String PROPERTY_PREFIX = ("help.about.");
 
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        private static final int IMAGE_WIDTH = 100;
 
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        private static final int IMAGE_HEIGHT = 100;
 
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        private static final int TAB_ITEM_WIDTH = 640;
 
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        private static final int TAB_ITEM_HEIGHT = 300;
 
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        protected Composite imageComposite;
 
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        protected Image image;
 
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        public AboutDialog() {
 
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                super();
 
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        }
 
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        public void open(Shell shell) {
 
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                final Shell dialog = DialogUtils.newDialog(shell,SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
 
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                dialog.setLayout(new GridLayout());
 
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                dialog.setText(TuxGuitar.getProperty("help.about"));
 
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                //--------------------HEADER----------------------------------
 
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                Composite header = new Composite(dialog,SWT.NONE);
 
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                header.setLayout(new GridLayout(2,false));
 
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                header.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true ,true));
 
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                this.image = TuxGuitar.instance().getIconManager().getAboutDescription();
 
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                this.imageComposite = new Composite(header,SWT.NONE);
 
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                this.imageComposite.setLayoutData(new GridData(IMAGE_WIDTH,IMAGE_HEIGHT));
 
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                this.imageComposite.addPaintListener(new PaintListener() {
 
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                        public void paintControl(PaintEvent e) {
 
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                                Rectangle bounds = AboutDialog.this.image.getBounds();
 
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                                TGPainter painter = new TGPainter(e.gc);
 
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                                painter.drawImage(AboutDialog.this.image,((IMAGE_WIDTH - bounds.width) /2),((IMAGE_HEIGHT - bounds.height) /2));
 
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                        }
 
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                });
 
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                final Font titleFont = new Font(dialog.getDisplay(),TuxGuitar.instance().getConfig().getFontDataConfigValue(TGConfigKeys.FONT_ABOUT_DIALOG_TITLE));
 
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                Label title = new Label(header,SWT.NONE);
 
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                title.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true ,true));
 
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                title.setFont(titleFont);
 
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                title.setForeground(dialog.getDisplay().getSystemColor(SWT.COLOR_GRAY));
 
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                title.setText(RELEASE_NAME);
 
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                title.addDisposeListener(new DisposeListener() {
 
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                        public void widgetDisposed(DisposeEvent e) {
 
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                                titleFont.dispose();
 
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                        }
 
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                });
 
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                //-------------------TABS-----------------------
 
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                Composite tabs = new Composite(dialog, SWT.NONE);
 
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                tabs.setLayout(new GridLayout());
 
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                tabs.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,true));
 
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                final TabFolder tabFolder = new TabFolder(tabs, SWT.NONE);
 
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                tabFolder.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,true));
 
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                tabFolder.setLayout(new FormLayout());
 
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                AboutContentReader docReader = new AboutContentReader();
 
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                makeTabItem(tabFolder,AboutContentReader.DESCRIPTION,docReader.read(AboutContentReader.DESCRIPTION).toString());
 
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                makeTabItem(tabFolder,AboutContentReader.AUTHORS,docReader.read(AboutContentReader.AUTHORS).toString());
 
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                makeTabItem(tabFolder,AboutContentReader.LICENSE,docReader.read(AboutContentReader.LICENSE).toString());
 
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                tabFolder.addSelectionListener(new SelectionAdapter() {
 
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                        public void widgetSelected(SelectionEvent e) {
 
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                                if(tabFolder.getSelectionIndex() == 0){
 
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                                        AboutDialog.this.image = TuxGuitar.instance().getIconManager().getAboutDescription();
 
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                                }else if(tabFolder.getSelectionIndex() == 1){
 
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                                        AboutDialog.this.image = TuxGuitar.instance().getIconManager().getAboutAuthors();
 
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                                }else if(tabFolder.getSelectionIndex() == 2){
 
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                                        AboutDialog.this.image = TuxGuitar.instance().getIconManager().getAboutLicense();
 
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                                }
 
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                                AboutDialog.this.imageComposite.redraw();
 
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                        }
 
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                });
 
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                //------------------BUTTONS--------------------------
 
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                Composite buttons = new Composite(dialog, SWT.NONE);
 
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                buttons.setLayout(new GridLayout());
 
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                buttons.setLayoutData(new GridData(SWT.END,SWT.FILL,true,true));
 
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                Button buttonClose = new Button(buttons, SWT.PUSH);
 
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                buttonClose.setLayoutData(getButtonData());
 
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                buttonClose.setText(TuxGuitar.getProperty("close"));
 
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                buttonClose.addSelectionListener(new SelectionAdapter() {
 
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                        public void widgetSelected(SelectionEvent arg0) {
 
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                                dialog.dispose();
 
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                        }
 
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                });
 
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                tabFolder.setSelection(0);
 
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                dialog.setDefaultButton( buttonClose );
 
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                DialogUtils.openDialog(dialog,DialogUtils.OPEN_STYLE_CENTER | DialogUtils.OPEN_STYLE_PACK);
 
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        }
 
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        private GridData getButtonData(){
 
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                GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
 
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                data.minimumWidth = 80;
 
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                data.minimumHeight = 25;
 
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                return data;
 
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        }
 
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        private void makeTabItem(TabFolder tabFolder,String itemName,String itemText){
 
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                Composite control = new Composite(tabFolder, SWT.NONE);
 
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                control.setLayout(new GridLayout());
 
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                control.setLayoutData(new FormData(TAB_ITEM_WIDTH,TAB_ITEM_HEIGHT));
 
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                Text text = new Text(control,SWT.BORDER | SWT.MULTI | SWT.WRAP | SWT.V_SCROLL);
 
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                text.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,true));
 
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                text.setBackground(TuxGuitar.instance().getDisplay().getSystemColor(SWT.COLOR_WHITE));
 
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                text.setEditable(false);
 
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                text.append(itemText);
 
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                text.setSelection(0);
 
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                TabItem tabItem = new TabItem(tabFolder, SWT.NONE);
 
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                tabItem.setText(TuxGuitar.getProperty(PROPERTY_PREFIX + itemName));
 
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                tabItem.setControl(control);
 
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        }
 
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}