#10841 delete E4ThemeColor.java

Former-commit-id: e5c38301

plugins/org.jkiss.dbeaver.ui/src/org/jkiss/dbeaver/ui/notifications/E4ThemeColor.java

-/*******************************************************************************
- * Copyright (c) 2015 Tasktop Technologies 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:
- *     Tasktop Technologies - initial API and implementation
- *******************************************************************************/
-
-package org.jkiss.dbeaver.ui.notifications;
-
-import org.eclipse.e4.ui.css.swt.theme.IThemeEngine;
-import org.eclipse.e4.ui.css.swt.theme.IThemeManager;
-import org.eclipse.swt.graphics.RGB;
-import org.eclipse.swt.widgets.Display;
-import org.eclipse.swt.widgets.Shell;
-import org.jkiss.dbeaver.Log;
-import org.osgi.framework.BundleContext;
-import org.osgi.framework.FrameworkUtil;
-import org.osgi.framework.ServiceReference;
-import org.w3c.dom.css.CSSStyleDeclaration;
-import org.w3c.dom.css.CSSValue;
-
-public class E4ThemeColor {
-
-    private static final Log log = Log.getLog(E4ThemeColor.class);
-    private static boolean loggedError = false;
-
-    public static RGB getRGBFromCssString(String cssValue) {
-        try {
-            if (cssValue.startsWith("rgb(")) { //$NON-NLS-1$
-                String rest = cssValue.substring(4, cssValue.length());
-                int idx = rest.indexOf("rgb("); //$NON-NLS-1$
-                if (idx != -1) {
-                    rest = rest.substring(idx + 4, rest.length());
-                }
-                idx = rest.indexOf(")"); //$NON-NLS-1$
-                if (idx != -1) {
-                    rest = rest.substring(0, idx);
-                }
-                String[] rgbValues = rest.split(","); //$NON-NLS-1$
-                if (rgbValues.length == 3) {
-                    return new RGB(Integer.parseInt(rgbValues[0].trim()), Integer.parseInt(rgbValues[1].trim()),
-                        Integer.parseInt(rgbValues[2].trim()));
-                }
-            } else if (cssValue.startsWith("#")) { //$NON-NLS-1$
-                String rest = cssValue.substring(1, cssValue.length());
-                int idx = rest.indexOf("#"); //$NON-NLS-1$
-                if (idx != -1) {
-                    rest = rest.substring(idx + 1, rest.length());
-                }
-                if (rest.length() > 5) {
-                    return new RGB(Integer.parseInt(rest.substring(0, 2), 16),
-                        Integer.parseInt(rest.substring(2, 4), 16), Integer.parseInt(rest.substring(4, 6), 16));
-                }
-            }
-            throw new IllegalArgumentException("RGB: " + cssValue); //$NON-NLS-1$
-        } catch (IllegalArgumentException e) {
-            logOnce(e);
-            return null;
-        }
-    }
-
-    public static String getCssValueFromTheme(Display display, String value) {
-        // use reflection so that this can build against Eclipse 3.x
-        BundleContext context = FrameworkUtil.getBundle(E4ThemeColor.class).getBundleContext();
-        ServiceReference<IThemeManager> reference = context.getServiceReference(IThemeManager.class);
-        if (reference != null) {
-            IThemeManager iThemeManager = context.getService(reference);
-            if (iThemeManager != null) {
-                IThemeEngine themeEngine = iThemeManager.getEngineForDisplay(display);
-                if (themeEngine != null) {
-                    CSSStyleDeclaration shellStyle = getStyleDeclaration(themeEngine, display);
-                    if (shellStyle != null) {
-                        CSSValue cssValue = shellStyle.getPropertyCSSValue(value);
-                        if (cssValue != null) {
-                            return cssValue.getCssText();
-                        }
-                    }
-                }
-            }
-        }
-
-        return null;
-    }
-
-    private static CSSStyleDeclaration getStyleDeclaration(IThemeEngine themeEngine, Display display) {
-        Shell shell = display.getActiveShell();
-        CSSStyleDeclaration shellStyle = null;
-        if (shell != null) {
-            shellStyle = themeEngine.getStyle(shell);
-        } else {
-            for (Shell input : display.getShells()) {
-                shellStyle = themeEngine.getStyle(input);
-                if (shellStyle != null) {
-                    break;
-                }
-            }
-        }
-        return shellStyle;
-    }
-
-    private static void logOnce(Exception e) {
-        if (!loggedError) {
-            log.error(e);
-            loggedError = true;
-        }
-    }
-}
\ No newline at end of file