Refactor SWT directory structure.

[lgpl/argeo-commons.git] / swt / org.argeo.cms.swt / src / org / argeo / cms / swt / dialogs / SingleValueDialog.java

diff --git a/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/dialogs/SingleValueDialog.java b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/dialogs/SingleValueDialog.java
new file mode 100644 (file)
index 0000000..9404b81
--- /dev/null
+++ b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/dialogs/SingleValueDialog.java
@@ -0,0 +1,82 @@
+package org.argeo.cms.swt.dialogs;
+
+import org.eclipse.jface.window.Window;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Text;
+
+/** A dialog asking a for a single value. */
+public class SingleValueDialog extends CmsMessageDialog {
+       private Text valueT;
+       private String value;
+       private String defaultValue;
+
+       public SingleValueDialog(Shell parentShell, String message) {
+               super(parentShell, message, QUESTION);
+       }
+
+       public SingleValueDialog(Shell parentShell, String message, String defaultValue) {
+               super(parentShell, message, QUESTION);
+               this.defaultValue = defaultValue;
+       }
+
+       @Override
+       protected Control createInputArea(Composite parent) {
+               valueT = new Text(parent, SWT.LEAD | SWT.BORDER | SWT.SINGLE);
+               valueT.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true));
+               if (defaultValue != null)
+                       valueT.setText(defaultValue);
+               return valueT;
+       }
+
+       @Override
+       protected void okPressed() {
+               value = valueT.getText();
+               super.okPressed();
+       }
+
+       public String getString() {
+               return value;
+       }
+
+       public Long getLong() {
+               return Long.valueOf(getString());
+       }
+
+       public Double getDouble() {
+               return Double.valueOf(getString());
+       }
+
+       public static String ask(String message) {
+               return ask(message, null);
+       }
+
+       public static String ask(String message, String defaultValue) {
+               SingleValueDialog svd = new SingleValueDialog(Display.getCurrent().getActiveShell(), message, defaultValue);
+               if (svd.open() == Window.OK)
+                       return svd.getString();
+               else
+                       return null;
+       }
+
+       public static Long askLong(String message) {
+               SingleValueDialog svd = new SingleValueDialog(Display.getCurrent().getActiveShell(), message);
+               if (svd.open() == Window.OK)
+                       return svd.getLong();
+               else
+                       return null;
+       }
+
+       public static Double askDouble(String message) {
+               SingleValueDialog svd = new SingleValueDialog(Display.getCurrent().getActiveShell(), message);
+               if (svd.open() == Window.OK)
+                       return svd.getDouble();
+               else
+                       return null;
+       }
+
+}