diff snippets/display/Snippet235.d @ 132:104f5ed240fc

More snippets from TomD, thanks!
author Frank Benoit <benoit@tionex.de>
date Tue, 29 Jul 2008 01:50:10 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/snippets/display/Snippet235.d	Tue Jul 29 01:50:10 2008 +0200
@@ -0,0 +1,124 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2006 IBM Corporation and others.
+ * 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:
+ *     IBM Corporation - initial API and implementation
+ * D Port:
+ *     Thomas Demmer <t_demmer AT web DOT de>
+ *******************************************************************************/
+module display.Snippet235;
+/* 
+ * example snippet: detect a system settings change
+ *
+ * For a list of all DWT example snippets see
+ * http://www.eclipse.org/swt/snippets/
+ * 
+ * @since 3.2
+ */
+
+import dwt.DWT;
+import dwt.graphics.Color;
+import dwt.layout.GridData;
+import dwt.layout.GridLayout;
+import dwt.widgets.Display;
+import dwt.widgets.Event;
+import dwt.widgets.Label;
+import dwt.widgets.Listener;
+import dwt.widgets.Shell;
+import dwt.widgets.Table;
+import dwt.widgets.TableColumn;
+import dwt.widgets.TableItem;
+
+import dwt.dwthelper.utils;
+
+void main(String [] args) {
+    Display display = new Display();
+    Shell shell = new Shell(display);
+    shell.setText("The DWT.Settings Event");
+    shell.setLayout(new GridLayout());
+    Label label = new Label(shell, DWT.WRAP);
+    label.setLayoutData(new GridData(DWT.FILL, DWT.CENTER, true, false));
+    label.setText("Change a system setting and the table below will be updated.");
+    final Table table = new Table(shell, DWT.BORDER);
+    table.setLayoutData(new GridData(DWT.FILL, DWT.FILL, true, true));
+    TableColumn column = new TableColumn(table, DWT.NONE);
+    column = new TableColumn(table, DWT.NONE);
+    column.setWidth(150);
+    column = new TableColumn(table, DWT.NONE);
+    for (int i = 0; i < colorIds.length; i++) {
+        TableItem item = new TableItem(table, DWT.NONE);
+        Color color = display.getSystemColor(colorIds[i]);
+        item.setText(0, colorNames[i]);
+        item.setBackground(1, color);
+        item.setText(2, color.toString());
+    }
+    TableColumn[] columns = table.getColumns();
+    columns[0].pack();
+    columns[2].pack();
+    display.addListener(DWT.Settings, dgListener((Event event){
+        for (int i = 0; i < colorIds.length; i++) {
+            Color color = display.getSystemColor(colorIds[i]);
+            TableItem item = table.getItem(i);
+            item.setBackground(1, color);
+        }
+        TableColumn[] columns = table.getColumns();
+        columns[0].pack();
+        columns[2].pack();
+    }));
+
+    shell.pack();
+    shell.open();
+    while (!shell.isDisposed()) {
+        if (!display.readAndDispatch())
+            display.sleep();
+    }
+    display.dispose();
+}
+static int[] colorIds = 
+    [ 
+    DWT.COLOR_INFO_BACKGROUND, 
+    DWT.COLOR_INFO_FOREGROUND, 
+    DWT.COLOR_LIST_BACKGROUND,
+    DWT.COLOR_LIST_FOREGROUND,
+    DWT.COLOR_LIST_SELECTION,
+    DWT.COLOR_LIST_SELECTION_TEXT,
+    DWT.COLOR_TITLE_BACKGROUND,
+    DWT.COLOR_TITLE_BACKGROUND_GRADIENT,
+    DWT.COLOR_TITLE_FOREGROUND,
+    DWT.COLOR_TITLE_INACTIVE_BACKGROUND,
+    DWT.COLOR_TITLE_INACTIVE_BACKGROUND_GRADIENT,
+    DWT.COLOR_TITLE_INACTIVE_FOREGROUND,
+    DWT.COLOR_WIDGET_BACKGROUND,
+    DWT.COLOR_WIDGET_BORDER,
+    DWT.COLOR_WIDGET_DARK_SHADOW,
+    DWT.COLOR_WIDGET_FOREGROUND,
+    DWT.COLOR_WIDGET_HIGHLIGHT_SHADOW,
+    DWT.COLOR_WIDGET_LIGHT_SHADOW,
+    DWT.COLOR_WIDGET_NORMAL_SHADOW,
+    ];
+static String [] colorNames = 
+    [
+    "DWT.COLOR_INFO_BACKGROUND",
+    "DWT.COLOR_INFO_FOREGROUND", 
+    "DWT.COLOR_LIST_BACKGROUND",
+    "DWT.COLOR_LIST_FOREGROUND",
+    "DWT.COLOR_LIST_SELECTION",
+    "DWT.COLOR_LIST_SELECTION_TEXT",
+    "DWT.COLOR_TITLE_BACKGROUND",
+    "DWT.COLOR_TITLE_BACKGROUND_GRADIENT",
+    "DWT.COLOR_TITLE_FOREGROUND",
+    "DWT.COLOR_TITLE_INACTIVE_BACKGROUND",
+    "DWT.COLOR_TITLE_INACTIVE_BACKGROUND_GRADIENT",
+    "DWT.COLOR_TITLE_INACTIVE_FOREGROUND",
+    "DWT.COLOR_WIDGET_BACKGROUND",
+    "DWT.COLOR_WIDGET_BORDER",
+    "DWT.COLOR_WIDGET_DARK_SHADOW",
+    "DWT.COLOR_WIDGET_FOREGROUND",
+    "DWT.COLOR_WIDGET_HIGHLIGHT_SHADOW",
+    "DWT.COLOR_WIDGET_LIGHT_SHADOW",
+    "DWT.COLOR_WIDGET_NORMAL_SHADOW",
+    ];