package ie.dcu.apps.ist.dialogs;
+import java.util.Properties;
+
+import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Dialog;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
-import ie.dcu.apps.ist.*;
-import ie.dcu.apps.ist.AppPrefs.Keys;
-import ie.dcu.apps.ist.widgets.ColorSelector;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.layout.*;
+import org.eclipse.jface.resource.JFaceResources;
+import ie.dcu.apps.ist.AppWindow;
import ie.dcu.swt.SwtUtils;
import ie.dcu.swt.layout.LayoutFactory;
-import java.util.*;
-
-import org.eclipse.jface.resource.JFaceResources;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.graphics.*;
-import org.eclipse.swt.layout.*;
-import org.eclipse.swt.widgets.*;
+public class SaveReminderDialog extends Dialog {
-public class SaveReminderDialog {
+ // Result
+ private ResultChoice result;
+
+ // Top level components
+ private AppWindow window;
+ private Shell shell;
+ private Composite content;
+ private Composite upper;
+ private Composite lower;
+
+ // Text
+ private static final String TITLE = "Save Reminder";
private static final String QUESTION = "Do you wish to save your work before closing this file?";
- private static final String SAVE_TEXT = "Save now and then close this file.";
- private static final String NOSAVE_TEXT = "Do NOT save this file; just close it.";
- private static final String CANCEL_TEXT = "Do not close this file.";
-
- private final AppWindow window;
- private final Shell shell;
- private final Composite content;
- private final Composite buttonBar;
- private final Button saveButton;
- private final Button noSaveButton;
- private final Button cancelButton;
- private final HashMap<String, Object> controls;
- private ResultChoice choice;
+ private static final String SAVE_TEXT = "Save now and then close this file:";
+ private static final String NOSAVE_TEXT = "Do NOT save this file; just close it:";
+ private static final String CANCEL_TEXT = "Do NOT close this file:";
+
+ // Dialog buttons
+ private Button saveButton;
+ private Button noSaveButton;
+ private Button cancelButton;
- private transient GridData gd;
-
- public SaveReminderDialog(AppWindow window) {
- this.window = window;
- this.shell = createShell();
- this.content = createContent();
-
- createControls();
-
- this.buttonBar = createButtonBar();
- this.saveButton = createSaveButton();
- this.noSaveButton = createNoSaveButton();
- this.cancelButton = createCancelButton();
- this.controls = new HashMap<String, Object>();
-
- SwtUtils.center(window.getShell(), shell);
- }
-
public enum ResultChoice {
SAVE, NOSAVE, CANCEL
}
+
+ public SaveReminderDialog(Shell shell, AppWindow window) {
+ super(shell);
+ setText(TITLE);
+ this.window = window;
+ }
public ResultChoice open() {
- shell.setVisible(true);
- // TODO: can't return this early; look at ExportDialog for example; need to return choice via close
- // or remove close and return here AFTER choice is made
- return choice;
+ Shell parent = getParent();
+ shell = new Shell(parent, SWT.DIALOG_TRIM |
+ SWT.APPLICATION_MODAL | SWT.SHEET);
+ shell.setText(getText());
+ shell.setLayout(new FillLayout());
+
+ createUI();
+
+ shell.pack();
+ SwtUtils.center(parent, shell);
+ shell.open();
+ Display display = parent.getDisplay();
+ while (!shell.isDisposed()) {
+ if (!display.readAndDispatch()) display.sleep();
+ }
+ return result;
}
- public void close() {
- shell.setVisible(false);
- }
+ /*
+ * overall layout
+ */
+ private void createUI() {
+ // outer composite
+ content = new Composite(shell, 0);
+ content.setLayout(LayoutFactory.createGridLayout(0, 0, 1, false));
- private void createControls() {
- createBanner(content, QUESTION);
- // TODO: replace "button bar" with 2-col grid...labels on the left, buttons on the right in 3 rows
- }
+ // upper composite
+ upper = new Composite(content, 0);
+ upper.setLayout(LayoutFactory.createGridLayout(10, 5, 1, false));
+ upper.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
- private Shell createShell() {
- Shell s = new Shell(window.getShell(), SWT.SHELL_TRIM | SWT.SHEET);
-
- // Add listener
- s.addListener(SWT.Close, adapter);
-
- // Use a fill layout
- s.setLayout(new FillLayout());
-
- // Set size and title
- s.setSize(420, 250);
- s.setText(property("save-reminder", "Save Reminder"));
-
- return s;
- }
-
-
- private Composite createContent() {
-
- // Create content pane with grid layout
- Composite c = new Composite(shell, 0);
- c.setLayout(new GridLayout());
- return c;
- }
-
- private Label createBanner(Composite comp, String key) {
- // Create label
- Label lb = new Label(comp, SWT.NONE);
- lb.setText(property(key, key));
- lb.setFont(JFaceResources.getBannerFont());
-
- // Layout label
- gd = new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1);
- gd.verticalIndent = 5;
- lb.setLayoutData(gd);
-
- return lb;
- }
-
- private Composite createButtonBar() {
- // Create bar
- Composite bar = new Composite(content, SWT.NONE);
-
- // Layout bar
- bar.setLayout(LayoutFactory.createGridLayout(0, 0, 3, true));
- bar.setLayoutData(new GridData(SWT.FILL, SWT.BOTTOM, true, false));
-
- return bar;
- }
-
- private Button createSaveButton() {
- // Create button
- Button bt = createButton(buttonBar, "save", SWT.PUSH);
+ hline(content);
+
+ // lower composite
+ lower = new Composite(content, 0);
+ lower.setLayout(LayoutFactory.createGridLayout(10, 5, 2, false));
+ lower.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
- // Layout button
- gd = new GridData(SWT.LEFT, SWT.BOTTOM, true, false);
- gd.minimumWidth = 85;
- bt.setLayoutData(gd);
+ // add inner content
+ banner(upper, QUESTION);
+
+ label(lower, SAVE_TEXT);
+ saveButton = button(lower,"save");
+
+ label(lower, NOSAVE_TEXT);
+ noSaveButton = button(lower,"no-save");
+
+ label(lower, CANCEL_TEXT);
+ cancelButton = button(lower,"cancel");
+
+ // Set the default button
+ shell.setDefaultButton(saveButton);
- // Done
- return bt;
+ // Add listeners
+ addListeners();
}
-
- private Button createNoSaveButton() {
- // Create button
- Button bt = createButton(buttonBar, "no-save", SWT.PUSH);
-
- // Layout button
- gd = new GridData(SWT.CENTER, SWT.BOTTOM, true, false);
- gd.minimumWidth = 85;
- bt.setLayoutData(gd);
-
- // Done
- return bt;
+
+ private void addListeners() {
+ saveButton.addListener(SWT.Selection, new Listener() {
+ public void handleEvent(Event e) {
+ result = ResultChoice.SAVE;
+ shell.dispose();
+ }
+ });
+
+ noSaveButton.addListener(SWT.Selection, new Listener() {
+ public void handleEvent(Event e) {
+ result = ResultChoice.NOSAVE;
+ shell.dispose();
+ }
+ });
+
+ cancelButton.addListener(SWT.Selection, new Listener() {
+ public void handleEvent(Event e) {
+ result = ResultChoice.CANCEL;
+ shell.dispose();
+ }
+ });
}
- private Button createCancelButton() {
- // Create button
- Button bt = createButton(buttonBar, "cancel", SWT.PUSH);
-
- // Layout button
- gd = new GridData(SWT.RIGHT, SWT.BOTTOM, true, false);
- gd.minimumWidth = 85;
- bt.setLayoutData(gd);
-
- // Done
- return bt;
+ private Label hline(Composite parent) {
+ Label label = new Label(parent, SWT.SEPARATOR | SWT.HORIZONTAL);
+ GridData data = new GridData(SWT.FILL, SWT.CENTER, false, false);
+ data.horizontalSpan = 2;
+ data.heightHint = 10;
+ label.setLayoutData(data);
+ return label;
}
- private Label createLabel(Composite content, String key) {
+ private Label banner(Composite parent, String text) {
// Create label
- Label lb = new Label(content, SWT.NONE);
- lb.setText(property(key, "text", key));
-
- // Layout label
- gd = new GridData(SWT.LEFT, SWT.CENTER, true, false);
- gd.horizontalIndent = 5;
- lb.setLayoutData(gd);
-
+ Label lb = new Label(parent, SWT.NONE);
+ lb.setText(text);
+ lb.setFont(JFaceResources.getBannerFont());
return lb;
}
+
+ private Label label(Composite parent, String text) {
+ Label label = new Label(parent, SWT.NONE);
+ label.setText(text);
+ label.setLayoutData(layoutUpper());
+ return label;
+ }
- private Button createButton(Composite parent, String key, int style) {
- Button bt = new Button(parent, style);
-
- // Configure button
+ private Button button(Composite parent, String key) {
+ Button bt = new Button(parent, SWT.PUSH);
+ bt.setLayoutData(layoutLower());
configure(bt, key);
-
- // Add listener
- bt.addListener(SWT.Selection, adapter);
-
- // Done
return bt;
- }
-
- protected void handleEvent(Event event) {
- switch (event.type) {
- case SWT.Close:
- handleClose(event);
- break;
- case SWT.Selection:
- handleSelection(event);
- break;
- }
-
- }
-
- private void handleClose(Event event) {
- // Prevent the shell from disposing on close
- event.doit = false;
- close();
- }
-
- private void handleSelection(Event event) {
- if (event.widget == saveButton) {
- choice = ResultChoice.SAVE;
- close();
- } else if (event.widget == noSaveButton) {
- this.choice = ResultChoice.NOSAVE;
- close();
- } else if (event.widget == cancelButton) {
- this.choice = ResultChoice.CANCEL;
- close();
- }
}
private void configure(Button bt, String key) {
bt.setToolTipText(ttip);
bt.setData(key);
}
-
- private <T> T control(Class<T> clazz, String key) {
- return clazz.cast(controls.get(key));
- }
- private String property(String key, String def) {
- Properties p = window.getProperties();
- return p.getProperty(String.format("SaveReminderDialog.%s", key), def);
- }
-
private String property(String key, String type, String def) {
Properties p = window.getProperties();
String prop = String.format("SaveReminderDialog.%s.%s", key, type);
return p.getProperty(prop, def);
}
-
+
private Image image(String url) {
return (url != null) ? window.getIcon(url) : null;
}
- private final Listener adapter = new Listener() {
- public void handleEvent(Event event) {
- SaveReminderDialog.this.handleEvent(event);
- }
- };
+ private GridData layoutUpper() {
+ return new GridData(SWT.LEFT, SWT.CENTER, false, false);
+ }
+
+ private GridData layoutLower() {
+ return new GridData(SWT.FILL, SWT.CENTER, true, false);
+ }
+
}
\ No newline at end of file
projects / old-jaiswallab-svn / .git / commitdiff