From 779e5947143ef97a0183b692cf5fd6b694b14d0f Mon Sep 17 00:00:00 2001
From: angryziber <angryziber@375186e5-ef17-0410-b0b6-91563547dcda>
Date: Thu, 19 Mar 2009 22:15:34 +0000
Subject: [PATCH] another (ugly) version, compiles on 64bit platform, but
 doesn't fully work

git-svn-id: https://ipscan.svn.sourceforge.net/svnroot/ipscan/trunk@444 375186e5-ef17-0410-b0b6-91563547dcda
---
 .../azib/ipscan/platform/linux/GTKHelper.java | 109 ++++++++++++------
 1 file changed, 75 insertions(+), 34 deletions(-)

diff --git a/src/net/azib/ipscan/platform/linux/GTKHelper.java b/src/net/azib/ipscan/platform/linux/GTKHelper.java
index cb5f88a3..e5655ccc 100644
--- a/src/net/azib/ipscan/platform/linux/GTKHelper.java
+++ b/src/net/azib/ipscan/platform/linux/GTKHelper.java
@@ -6,6 +6,9 @@
 
 package net.azib.ipscan.platform.linux;
 
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+
 import net.azib.ipscan.platform.SWTHelper;
 
 import org.eclipse.swt.SWT;
@@ -15,6 +18,7 @@ import org.eclipse.swt.graphics.PaletteData;
 import org.eclipse.swt.internal.Converter;
 import org.eclipse.swt.internal.gtk.OS;
 import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Display;
 
 /**
  * Helper class used internally by SWTHelper to extend functionality of SWT in some ways
@@ -49,42 +53,79 @@ public class GTKHelper {
 				return;
 		}
 		
-		// copy-paste from Display.setImage() follows, with replaced GTK_ICON_SIZE_MENU
+
+		// copy-paste from Display.createImage() follows, with replaced GTK_ICON_SIZE_MENU
 		
-		int /*long*/ style = OS.gtk_widget_get_default_style ();
-		byte[] buffer = Converter.wcsToMbcs (null, name, true);
-		int /*long*/ pixbuf = OS.gtk_icon_set_render_icon (
-			OS.gtk_icon_factory_lookup_default (buffer), style,
-			OS.GTK_TEXT_DIR_NONE, OS.GTK_STATE_NORMAL, OS.GTK_ICON_SIZE_LARGE_TOOLBAR+1 /* OS.GTK_ICON_SIZE_BUTTON */, 0, 0);
-		if (pixbuf == 0) return;
-		int width = OS.gdk_pixbuf_get_width (pixbuf);
-		int height = OS.gdk_pixbuf_get_height (pixbuf);
-		int stride = OS.gdk_pixbuf_get_rowstride (pixbuf);
-		boolean hasAlpha = OS.gdk_pixbuf_get_has_alpha (pixbuf);
-		int /*long*/ pixels = OS.gdk_pixbuf_get_pixels (pixbuf);
-		byte [] data = new byte [stride * height];
-		OS.memmove (data, pixels, data.length);
-		OS.g_object_unref (pixbuf);
-		ImageData imageData = null;
-		if (hasAlpha) {
-			PaletteData palette = new PaletteData (0xFF000000, 0xFF0000, 0xFF00);
-			imageData = new ImageData (width, height, 32, palette);
-			byte [] alpha = new byte [stride * height];
-			for (int y=0; y<height; y++) {
-				for (int x=0; x<width; x++) {
-					alpha [y*width+x] = data [y*stride+x*4+3];
-					data [y*stride+x*4+3] = 0;
-				}
+		try {
+			Method m = null;
+			int /*long*/ style = ((Number)OS.class.getMethod("gtk_widget_get_default_style").invoke(null)).intValue();
+			byte[] buffer = Converter.wcsToMbcs (null, name, true);
+			long iconFactory = ((Number)OS.class.getMethod("gtk_icon_factory_lookup_default", byte[].class).invoke(null, buffer)).longValue();
+			
+			long pixbuf = 0;
+			try {
+				m = OS.class.getMethod("gtk_icon_set_render_icon", int.class, int.class, int.class, int.class, int.class, int.class, int.class);
+				pixbuf = ((Number)m.invoke(null, (int)iconFactory, (int)style, OS.GTK_TEXT_DIR_NONE, OS.GTK_STATE_NORMAL, OS.GTK_ICON_SIZE_LARGE_TOOLBAR+1 /* OS.GTK_ICON_SIZE_BUTTON */, 0, 0)).longValue();
 			}
-			imageData.setAlphas (0, 0, width * height, alpha, 0);
-		} else {
-			PaletteData palette = new PaletteData (0xFF0000, 0xFF00, 0xFF);
-			imageData = new ImageData (width, height, 24, palette);
+			catch (Exception e) {
+				m = OS.class.getMethod("gtk_icon_set_render_icon", long.class, long.class, int.class, int.class, int.class, long.class, long.class);
+				pixbuf = ((Number)m.invoke(null, iconFactory, style, OS.GTK_TEXT_DIR_NONE, OS.GTK_STATE_NORMAL, OS.GTK_ICON_SIZE_LARGE_TOOLBAR+1 /* OS.GTK_ICON_SIZE_BUTTON */, 0, 0)).longValue();
+			}
+			
+			//long pixbuf = OS.gtk_icon_set_render_icon (iconFactory, style,
+			//	OS.GTK_TEXT_DIR_NONE, OS.GTK_STATE_NORMAL, OS.GTK_ICON_SIZE_LARGE_TOOLBAR+1 /* OS.GTK_ICON_SIZE_BUTTON */, 0, 0);
+			if (pixbuf == 0) return;
+			int width = (Integer)invoke("gdk_pixbuf_get_width", pixbuf);
+			int height = (Integer)invoke("gdk_pixbuf_get_height", pixbuf);
+			int stride = (Integer)invoke("gdk_pixbuf_get_rowstride", pixbuf);
+			boolean hasAlpha = (Boolean)invoke("gdk_pixbuf_get_has_alpha", pixbuf);
+			long pixels = ((Number)invoke("gdk_pixbuf_get_pixels", pixbuf)).longValue();
+			byte [] data = new byte [stride * height];
+			
+			try {
+				m = OS.class.getMethod("memmove", byte[].class, int.class, int.class);
+				m.invoke(null, data, (int)pixels, data.length);
+			}
+			catch (Exception e) {
+				m = OS.class.getMethod("memmove", byte[].class, long.class, long.class);
+				m.invoke(null, data, pixels, data.length);
+			}
+			invoke("g_object_unref", pixbuf);
+			ImageData imageData = null;
+			if (hasAlpha) {
+				PaletteData palette = new PaletteData (0xFF000000, 0xFF0000, 0xFF00);
+				imageData = new ImageData (width, height, 32, palette);
+				byte [] alpha = new byte [stride * height];
+				for (int y=0; y<height; y++) {
+					for (int x=0; x<width; x++) {
+						alpha [y*width+x] = data [y*stride+x*4+3];
+						data [y*stride+x*4+3] = 0;
+					}
+				}
+				imageData.setAlphas (0, 0, width * height, alpha, 0);
+			} else {
+				PaletteData palette = new PaletteData (0xFF0000, 0xFF00, 0xFF);
+				imageData = new ImageData (width, height, 24, palette);
+			}
+			imageData.data = data;
+			imageData.bytesPerLine = stride;
+			Image icon = new Image (button.getDisplay(), imageData);
+			button.setImage(icon);
+		}
+		catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+	
+	public static Object invoke(String name, long arg) throws Exception {
+		Method m = null;
+		try {
+			m = OS.class.getMethod(name, int.class);
+			return m.invoke(null, (int)arg);
+		}
+		catch (Exception e) {
+			m = OS.class.getMethod(name, long.class);
+			return m.invoke(null, arg);
 		}
-		imageData.data = data;
-		imageData.bytesPerLine = stride;
-		Image icon = new Image (button.getDisplay(), imageData);
-		
-		button.setImage(icon);
 	}
 }