archive/net.sourceforge.phpeclipse.monitor.ui/src/net/sourceforge/phpdt/monitor/ui/internal/viewers/HeaderViewer.java

   1 /**********************************************************************
   2  * Copyright (c) 2003 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *    IBM - Initial API and implementation
  10  **********************************************************************/
  11 package net.sourceforge.phpdt.monitor.ui.internal.viewers;
  12
  13 import net.sourceforge.phpdt.monitor.core.IRequest;
  14 import net.sourceforge.phpdt.monitor.core.MonitorCore;
  15 import net.sourceforge.phpdt.monitor.ui.internal.ContextIds;
  16 import net.sourceforge.phpdt.monitor.ui.internal.MonitorUIPlugin;
  17
  18 import org.eclipse.jface.resource.JFaceResources;
  19 import org.eclipse.swt.SWT;
  20 import org.eclipse.swt.layout.GridData;
  21 import org.eclipse.swt.layout.GridLayout;
  22 import org.eclipse.swt.widgets.Composite;
  23 import org.eclipse.swt.widgets.Display;
  24 import org.eclipse.swt.widgets.Label;
  25 import org.eclipse.swt.widgets.Text;
  26 import org.eclipse.ui.help.WorkbenchHelp;
  27
  28 /**
  29  * An transport (header) viewer.
  30  */
  31 public class HeaderViewer {
  32         protected boolean displayHeader;
  33
  34         protected Composite headerComp;
  35         protected Composite innerComp;
  36         protected Composite rootComp;
  37
  38         protected Label headerLabel;
  39         protected Text headerText;
  40         protected IRequest rr;
  41         protected byte msg;
  42         protected GridLayout layout;
  43         protected GridData data;
  44
  45         protected boolean hidden;
  46
  47         protected static int HEADER_LABEL_SIZE = 15;
  48         protected static int HEADER_TEXT_SIZE = 110;
  49         public static byte REQUEST_HEADER = 0;
  50         public static byte RESPONSE_HEADER = 1;
  51
  52         public HeaderViewer(Composite parent, byte message) {
  53                 rootComp = parent;
  54                 displayHeader = true;
  55                 hidden = false;
  56
  57                 headerComp = new Composite(parent, SWT.NONE);
  58                 layout = new GridLayout();
  59                 layout.numColumns = 1;
  60                 layout.marginHeight = 0;
  61                 layout.marginWidth = 0;
  62                 headerComp.setLayout(layout);
  63                 data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
  64                 headerComp.setLayoutData(data);
  65
  66                 innerComp = new Composite(headerComp, SWT.NONE);
  67                 layout = new GridLayout();
  68                 layout.numColumns = 1;
  69                 layout.marginHeight = 0;
  70                 layout.marginWidth = 2;
  71                 innerComp.setLayout(layout);
  72                 data = new GridData(GridData.FILL_BOTH);
  73                 data.heightHint = HEADER_LABEL_SIZE;
  74                 innerComp.setLayoutData(data);
  75
  76                 rr = null;
  77                 msg = message;
  78
  79                 setDisplayHeader(false);
  80         }
  81
  82         /*public boolean isHidden() {
  83                 return hidden;
  84         }*/
  85
  86         /*public void hideViewer() {
  87                 hidden = true;
  88                 innerComp.dispose();
  89                 data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
  90                 data.heightHint = 0;
  91                 headerComp.setLayoutData(data);
  92                 rootComp.layout(true);
  93         }
  94
  95         public void showViewer() {
  96                 hidden = false;
  97
  98                 innerComp = new Composite(headerComp, SWT.NONE);
  99                 layout = new GridLayout();
 100                 layout.numColumns = 1;
 101                 layout.marginHeight = 0;
 102                 layout.marginWidth = 2;
 103                 innerComp.setLayout(layout);
 104                 data = new GridData(GridData.FILL_BOTH);
 105                 data.heightHint = HEADER_LABEL_SIZE;
 106                 innerComp.setLayoutData(data);
 107
 108                 displayHeader = true;
 109                 setDisplayHeader(false);
 110         }*/
 111
 112         public void setRequestResponse(IRequest reqresp) {
 113                 rr = reqresp;
 114                 if (!hidden)
 115                         getView();
 116         }
 117
 118         public void setDisplayHeader(boolean b) {
 119                 if (displayHeader != b) {
 120                         displayHeader = b;
 121                         if (displayHeader) {
 122                                 innerComp.dispose();
 123
 124                                 data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
 125                                 data.heightHint = HEADER_TEXT_SIZE;
 126                                 headerComp.setLayoutData(data);
 127
 128                                 innerComp = new Composite(headerComp, SWT.NONE);
 129                                 layout = new GridLayout();
 130                                 layout.numColumns = 1;
 131                                 layout.marginHeight = 0;
 132                                 layout.marginWidth = 0;
 133                                 innerComp.setLayout(layout);
 134                                 data = new GridData(GridData.FILL_BOTH);
 135                                 data.heightHint = HEADER_TEXT_SIZE;
 136                                 innerComp.setLayoutData(data);
 137
 138                                 headerText = new Text(innerComp, SWT.BORDER | SWT.MULTI | SWT.READ_ONLY | SWT.H_SCROLL | SWT.V_SCROLL);
 139                                 Display display = innerComp.getDisplay();
 140                                 headerText.setBackground(display.getSystemColor(SWT.COLOR_LIST_BACKGROUND));
 141                                 headerText.setForeground(display.getSystemColor(SWT.COLOR_LIST_FOREGROUND));
 142                                 headerText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL));
 143                                 headerText.setFont(JFaceResources.getTextFont());
 144                                 WorkbenchHelp.setHelp(headerText, ContextIds.VIEW_RESPONSE);
 145
 146                                 rootComp.layout(true);
 147                         } else {
 148                                 innerComp.dispose();
 149
 150                                 data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
 151                                 data.heightHint = HEADER_LABEL_SIZE;
 152                                 headerComp.setLayoutData(data);
 153
 154                                 innerComp = new Composite(headerComp, SWT.NONE);
 155                                 layout = new GridLayout();
 156                                 layout.numColumns = 1;
 157                                 layout.marginHeight = 0;
 158                                 layout.marginWidth = 2;
 159                                 innerComp.setLayout(layout);
 160                                 data = new GridData(GridData.FILL_BOTH);
 161                                 data.heightHint = HEADER_LABEL_SIZE;
 162                                 innerComp.setLayoutData(data);
 163
 164                                 headerLabel = new Label(innerComp, SWT.NONE);
 165                                 headerLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING));
 166
 167                                 rootComp.layout(true);
 168                         }
 169                 }
 170                 getView();
 171         }
 172
 173         /*public boolean getDisplayHeader() {
 174                 return displayHeader;
 175         }*/
 176
 177         private void getView() {
 178                 String out = "";
 179                 if (rr != null) {
 180                         if (msg == REQUEST_HEADER) {
 181                                 out = MonitorCore.parse(rr.getRequest(IRequest.TRANSPORT));
 182                         } else if (msg == RESPONSE_HEADER) {
 183                                 out = MonitorCore.parse(rr.getResponse(IRequest.TRANSPORT));
 184                         }
 185                 }
 186
 187                 if (displayHeader) {
 188                         headerText.setText(out);
 189                 } else {
 190                         String lineSeparator = System.getProperty("line.separator");
 191                         int index = out.indexOf(lineSeparator);
 192                         if(index > 0)
 193                                 headerLabel.setText(MonitorUIPlugin.getResource("%headerLabel") + ": " + out.substring(0, index));
 194                         else
 195                                 headerLabel.setText(MonitorUIPlugin.getResource("%headerLabel") + ":  " + out);
 196                 }
 197         }
 198
 199         public void dispose() {
 200                 headerComp.dispose();
 201         }
 202 }