Pushed missing files

Started adding Replay Editor using johni0702's excellent ReplayStudio Library
Added fully functional GuiDropdown GUI Element (useable in other projects as well)

src/main/java/eu/crushedpixel/replaymod/studio/GuiReplayStudio.java

@@ -0,0 +1,68 @@
+package eu.crushedpixel.replaymod.studio;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import net.minecraft.client.gui.GuiButton;
+import net.minecraft.client.gui.GuiScreen;
+import de.johni0702.replaystudio.studio.ReplayStudio;
+import eu.crushedpixel.replaymod.gui.GuiConstants;
+import eu.crushedpixel.replaymod.gui.GuiDropdown;
+
+public class GuiReplayStudio extends GuiScreen {
+	
+	private GuiDropdown replayDropdown;
+	
+	private ReplayStudio studio = new ReplayStudio();
+	
+	@Override
+	public void initGui() {
+		List<GuiButton> tabButtons = new ArrayList<GuiButton>();
+		
+		tabButtons.add(new GuiButton(GuiConstants.REPLAY_EDITOR_TRIM_TAB, 0, 0, "Trim Replay"));
+		tabButtons.add(new GuiButton(GuiConstants.REPLAY_EDITOR_CONNECT_TAB, 0, 0, "Connect Replays"));
+		tabButtons.add(new GuiButton(GuiConstants.REPLAY_EDITOR_MODIFY_TAB, 0, 0, "Modify Replay"));
+		
+		int w = this.width - 30;
+		int w2 = w/tabButtons.size();
+		int i = 0;
+		for(GuiButton b : tabButtons) {
+			int x = 15+(w2*i);
+			b.xPosition = x+2;
+			b.yPosition = 30;
+			b.width = w2-4;
+
+			buttonList.add(b);
+
+			i++;
+		}
+		
+		replayDropdown = new GuiDropdown(1, fontRendererObj, 15+2+1, 60, 100);
+		replayDropdown.addElement("test1");
+		replayDropdown.addElement("test2");
+		replayDropdown.addElement("test3");
+		replayDropdown.addElement("test4");
+		replayDropdown.addElement("test5");
+		replayDropdown.addElement("test6");
+		replayDropdown.addElement("test7");
+		replayDropdown.addElement("test8");
+		replayDropdown.addElement("test9");
+	};
+	
+	@Override
+	protected void mouseClicked(int mouseX, int mouseY, int mouseButton)
+			throws IOException {
+		replayDropdown.mouseClicked(mouseX, mouseY, mouseButton);
+		super.mouseClicked(mouseX, mouseY, mouseButton);
+	}
+	
+	@Override
+	public void drawScreen(int mouseX, int mouseY, float partialTicks) {
+		this.drawDefaultBackground();
+		this.drawCenteredString(this.fontRendererObj, "Replay Studio", this.width / 2, 10, 16777215);
+		super.drawScreen(mouseX, mouseY, partialTicks);
+		replayDropdown.drawTextBox();
+	}
+	
+}

src/main/java/eu/crushedpixel/replaymod/studio/StudioImplementation.java

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+package eu.crushedpixel.replaymod.studio;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import de.johni0702.replaystudio.Studio;
+import de.johni0702.replaystudio.collection.PacketData;
+import de.johni0702.replaystudio.filter.RemoveFilter;
+import de.johni0702.replaystudio.filter.SquashFilter;
+import de.johni0702.replaystudio.io.ReplayOutputStream;
+import de.johni0702.replaystudio.stream.PacketStream;
+import de.johni0702.replaystudio.studio.ReplayStudio;
+
+public class StudioImplementation {
+	
+	public static void trimReplay(InputStream replayFileStream, boolean isTmcpr, int beginning, int ending, File outputFile) throws IOException {
+		ReplayStudio studio = new ReplayStudio();
+        PacketStream stream = studio.createReplayStream(replayFileStream, isTmcpr);
+        stream.addFilter(new SquashFilter(), -1, beginning);
+        stream.addFilter(new RemoveFilter(), ending, -1);
+        
+        outputFile.createNewFile();
+        
+        FileOutputStream fos = new FileOutputStream(outputFile);
+        ReplayOutputStream out = new ReplayOutputStream(studio, fos);
+        PacketData packetData;
+        
+        while((packetData = stream.next()) != null) {
+            out.write(packetData);
+        }
+        for(PacketData data : stream.end()) {
+            out.write(data);
+        }
+        out.close();
+	}
+}

src/main/java/eu/crushedpixel/replaymod/studio/VersionValidator.java

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+package eu.crushedpixel.replaymod.studio;
+
+public class VersionValidator {
+
+	public static final boolean isValid;
+	
+	static {
+		String version = Runtime.class.getPackage().getSpecificationVersion();
+		if(version != null) {
+			String[] split = version.split("\\.");
+			if(split.length > 1) {
+				isValid = Integer.valueOf(split[1]) >= 7;
+			} else {
+				isValid = false;
+			}
+		} else {
+			isValid = false;
+		}
+	}
+}