From 7dd15dcf0e76cae6ceff6b0cfad2a8f3bab80ab6 Mon Sep 17 00:00:00 2001
From: Martin Oberhuber < martin.oberhuber@windriver.com>
Date: Wed, 18 Feb 2009 18:11:56 +0000
Subject: [PATCH] Apply from 3.0.3: [247700] Terminal uses ugly fonts in JEE
 package

---
 .../terminals/ui/views/TerminalViewTab.java   | 58 ++++++++++++++++++-
 .../terminal/textcanvas/StyleMap.java         | 25 +++++++-
 2 files changed, 79 insertions(+), 4 deletions(-)

diff --git a/rse/plugins/org.eclipse.rse.terminals.ui/src/org/eclipse/rse/internal/terminals/ui/views/TerminalViewTab.java b/rse/plugins/org.eclipse.rse.terminals.ui/src/org/eclipse/rse/internal/terminals/ui/views/TerminalViewTab.java
index 8289d397225..6c6cb1e2d54 100644
--- a/rse/plugins/org.eclipse.rse.terminals.ui/src/org/eclipse/rse/internal/terminals/ui/views/TerminalViewTab.java
+++ b/rse/plugins/org.eclipse.rse.terminals.ui/src/org/eclipse/rse/internal/terminals/ui/views/TerminalViewTab.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2002, 2008 IBM Corporation and others.
+ * Copyright (c) 2002, 2009 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
@@ -19,6 +19,7 @@
  * Martin Oberhuber (Wind River) - [227571] RSE Terminal should honor Encoding set on the IHost
  * Michael Scharf   (Wind River) - [236203] [rseterminal] Potentially UI blocking code in TerminalViewTab.createTabItem
  * Anna Dushistova  (MontaVista) - [244437] [rseterminal] Possible race condition when multiple Terminals are launched after each other                             
+ * Martin Oberhuber (Wind River) - [247700] Terminal uses ugly fonts in JEE package
  ********************************************************************************/
 package org.eclipse.rse.internal.terminals.ui.views;
 
@@ -29,6 +30,9 @@ import org.eclipse.jface.action.IMenuListener;
 import org.eclipse.jface.action.IMenuManager;
 import org.eclipse.jface.action.MenuManager;
 import org.eclipse.jface.action.Separator;
+import org.eclipse.jface.resource.FontRegistry;
+import org.eclipse.jface.util.IPropertyChangeListener;
+import org.eclipse.jface.util.PropertyChangeEvent;
 import org.eclipse.rse.core.RSECorePlugin;
 import org.eclipse.rse.core.events.ISystemResourceChangeEvents;
 import org.eclipse.rse.core.events.SystemResourceChangeEvent;
@@ -45,6 +49,7 @@ import org.eclipse.swt.events.DisposeEvent;
 import org.eclipse.swt.events.DisposeListener;
 import org.eclipse.swt.events.MenuEvent;
 import org.eclipse.swt.events.MenuListener;
+import org.eclipse.swt.graphics.Font;
 import org.eclipse.swt.layout.FillLayout;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Composite;
@@ -61,6 +66,8 @@ import org.eclipse.tm.internal.terminal.control.actions.TerminalActionPaste;
 import org.eclipse.tm.internal.terminal.control.actions.TerminalActionSelectAll;
 import org.eclipse.tm.internal.terminal.provisional.api.ITerminalConnector;
 import org.eclipse.tm.internal.terminal.provisional.api.TerminalState;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.themes.IThemeManager;
 
 /**
  * This is the desktop view wrapper of the System View viewer.
@@ -71,6 +78,8 @@ public class TerminalViewTab extends Composite {
 
 	private final CTabFolder tabFolder;
 
+	private IPropertyChangeListener propertyChangeListener;
+
 	private Menu menu;
 
 	private boolean fMenuAboutToShow;
@@ -123,6 +132,11 @@ public class TerminalViewTab extends Composite {
 	}
 
 	public void dispose() {
+		if (propertyChangeListener != null) {
+			IThemeManager mgr = PlatformUI.getWorkbench().getThemeManager();
+			mgr.removePropertyChangeListener(propertyChangeListener);
+			propertyChangeListener = null;
+		}
 		if (!tabFolder.isDisposed()) {
 			tabFolder.dispose();
 		}
@@ -183,6 +197,47 @@ public class TerminalViewTab extends Composite {
 		}
 	}
 
+	public void propertyChange(PropertyChangeEvent e) {
+		// for now always update
+		if (tabFolder!=null) {
+			CTabItem[] items = tabFolder.getItems();
+			for (int i=0; i<items.length; i++) {
+				Object control = items[i].getData(DATA_KEY_CONTROL);
+				if (control instanceof ITerminalViewControl) {
+					updateTheme((ITerminalViewControl) control);
+				}
+			}
+		}
+	}
+
+	public void updateTheme(final ITerminalViewControl control) {
+		if (control != null) {
+			IThemeManager mgr = PlatformUI.getWorkbench().getThemeManager();
+			Font font;
+			FontRegistry fr = mgr.getCurrentTheme().getFontRegistry();
+			if (fr.hasValueFor("terminal.views.view.font.definition")) { //$NON-NLS-1$
+				//Terminal View font if available
+				font = fr.get("terminal.views.view.font.definition"); //$NON-NLS-1$
+			} else if (fr.hasValueFor("REMOTE_COMMANDS_VIEW_FONT")) { //$NON-NLS-1$
+				//fallback: "Remote Shell Font"
+				font = fr.get("REMOTE_COMMANDS_VIEW_FONT"); //$NON-NLS-1$
+			} else {
+				//fallback: "Basic Text Font"
+				font = fr.get("org.eclipse.jface.textfont"); //$NON-NLS-1$
+			}
+			control.setFont(font);
+			if (propertyChangeListener == null) {
+				final TerminalViewTab myself = this;
+				propertyChangeListener = new IPropertyChangeListener() {
+					public void propertyChange(PropertyChangeEvent event) {
+						myself.propertyChange(event);
+					}
+				};
+				mgr.addPropertyChangeListener(propertyChangeListener);
+			}
+		}
+	}
+
 	public CTabItem createTabItem(IAdaptable root,
 			final String initialWorkingDirCmd) {
 		final CTabItem item = new CTabItem(tabFolder, SWT.CLOSE);
@@ -250,6 +305,7 @@ public class TerminalViewTab extends Composite {
 			}
 			terminalControl.setConnector(connector);
 			item.setData(DATA_KEY_CONTROL, terminalControl);
+			updateTheme(terminalControl);
 			terminalControl.connectTerminal();
 		}
 		item.setControl(c);
diff --git a/terminal/org.eclipse.tm.terminal/src/org/eclipse/tm/internal/terminal/textcanvas/StyleMap.java b/terminal/org.eclipse.tm.terminal/src/org/eclipse/tm/internal/terminal/textcanvas/StyleMap.java
index 5d1f25333e4..376f206e7a9 100644
--- a/terminal/org.eclipse.tm.terminal/src/org/eclipse/tm/internal/terminal/textcanvas/StyleMap.java
+++ b/terminal/org.eclipse.tm.terminal/src/org/eclipse/tm/internal/terminal/textcanvas/StyleMap.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2007, 2008 Wind River Systems, Inc. and others.
+ * Copyright (c) 2007, 2009 Wind River Systems, Inc. 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
@@ -10,6 +10,7 @@
  * Michael Scharf (Wind River) - [205260] Terminal does not take the font from the preferences
  * Michael Scharf (Wind River) - [209746] There are cases where some colors not displayed correctly
  * Michael Scharf (Wind River) - [206328] Terminal does not draw correctly with proportional fonts
+ * Martin Oberhuber (Wind River) - [247700] Terminal uses ugly fonts in JEE package
  *******************************************************************************/
 package org.eclipse.tm.internal.terminal.textcanvas;
 
@@ -41,7 +42,8 @@ public class StyleMap {
 	
 	private static final String PREFIX = "org.eclipse.tm.internal."; //$NON-NLS-1$
 	// TODO propagate the name of the font in the FontRegistry
-	String fFontName="terminal.views.view.font.definition"; //$NON-NLS-1$
+	private static final String fDefaultFontName="terminal.views.view.font.definition"; //$NON-NLS-1$
+	String fFontName=fDefaultFontName;
 	Map fColorMapForeground=new HashMap();
 	Map fColorMapBackground=new HashMap();
 	Map fFontMap=new HashMap();
@@ -169,6 +171,15 @@ public class StyleMap {
 	public void updateFont() {
 		Display display=Display.getCurrent();
 		GC gc = new GC (display);
+		if (JFaceResources.getFontRegistry().hasValueFor(fDefaultFontName)) {
+			fFontName = fDefaultFontName;
+		} else if (JFaceResources.getFontRegistry().hasValueFor("REMOTE_COMMANDS_VIEW_FONT")) { //$NON-NLS-1$
+			//try RSE Shell View Font
+			fFontName = "REMOTE_COMMANDS_VIEW_FONT"; //$NON-NLS-1$
+		} else {
+			//fall back to "basic jface text font"
+			fFontName = "org.eclipse.jface.textfont"; //$NON-NLS-1$
+		}
 		gc.setFont(getFont());
 		fCharSize = gc.textExtent ("W"); //$NON-NLS-1$
 		fProportional=false;
@@ -184,11 +195,19 @@ public class StyleMap {
 			measureChar(gc, c,false);
 		}
 		if(fProportional) {
-			fCharSize.x-=3;
+			fCharSize.x-=2; //works better on small fonts
 		}
 		for (int i = 0; i < fOffsets.length; i++) {
 			fOffsets[i]=(fCharSize.x-fOffsets[i])/2;
 		}
+		if(!fProportional) {
+			//measure font in boldface, too, and if wider then treat like proportional
+			gc.setFont(getFont(fDefaultStyle.setBold(true)));
+			Point charSizeBold = gc.textExtent("W"); //$NON-NLS-1$
+			if (fCharSize.x != charSizeBold.x) {
+				fProportional=true;
+			}
+		}
 		gc.dispose ();
 	}
 	/**