net.sourceforge.phpeclipse.debug.core/src/net/sourceforge/phpdt/internal/debug/core/model/PHPStackFrame.java

   1 /**********************************************************************
   2 Copyright (c) 2000, 2002 IBM Corp. 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 Corporation - Initial implementation
  10     Vicente Fernando - www.alfersoft.com.ar
  11 **********************************************************************/
  12 package net.sourceforge.phpdt.internal.debug.core.model;
  13
  14 import org.eclipse.debug.core.DebugEvent;
  15 import org.eclipse.debug.core.DebugException;
  16 import org.eclipse.debug.core.DebugPlugin;
  17 import org.eclipse.debug.core.ILaunch;
  18 import org.eclipse.debug.core.model.IDebugTarget;
  19 import org.eclipse.debug.core.model.IRegisterGroup;
  20 import org.eclipse.debug.core.model.IStackFrame;
  21 import org.eclipse.debug.core.model.IThread;
  22 import org.eclipse.debug.core.model.IVariable;
  23 import net.sourceforge.phpdt.internal.debug.core.PHPDBGProxy;
  24 import net.sourceforge.phpdt.internal.debug.core.model.PHPDebugTarget;
  25
  26 public class PHPStackFrame implements IStackFrame {
  27
  28         private PHPThread thread;
  29         private String file;
  30         private int lineNumber;
  31         private int index;
  32         private PHPVariable[] variables;
  33         private String description;
  34
  35         public PHPStackFrame(PHPThread thread, String file, int line, int index, String desc) {
  36                 this.lineNumber = line;
  37                 this.index = index;
  38                 this.file = file;
  39                 this.thread = thread;
  40                 this.description = desc;
  41         }
  42
  43         public PHPStackFrame(PHPThread thread, String file, int line, int index) {
  44                 this.lineNumber = line;
  45                 this.index = index;
  46                 this.file = file;
  47                 this.thread = thread;
  48         }
  49
  50         public IThread getThread() {
  51                 return thread;
  52         }
  53
  54         public void setThread(PHPThread thread) {
  55                 this.thread = thread;
  56         }
  57
  58         public IVariable[] getVariables() throws DebugException {
  59                 if (variables == null) {
  60                         variables = this.getPHPDBGProxy().readVariables(this);
  61                 }
  62                 return variables;
  63         }
  64
  65         public boolean hasVariables() throws DebugException {
  66                 if (variables == null) {
  67                         return false;
  68                 }
  69                 return variables.length > 0;
  70         }
  71
  72         public int getLineNumber() {
  73                 return lineNumber;
  74         }
  75
  76         public int getCharStart() throws DebugException {
  77                 // not supported
  78                 return -1;
  79         }
  80
  81         public int getCharEnd() throws DebugException {
  82                 // not supported
  83                 return -1;
  84         }
  85
  86         public String getName() {
  87                 if(!this.getDescription().equals(""))
  88                         return this.getDescription() + " [line: " + this.getLineNumber() + "]";
  89                 else
  90                         return this.getFileName() + " [line: " + this.getLineNumber() + "]";
  91         }
  92
  93         public String getFileName() {
  94                 return file;
  95         }
  96
  97         public void setDescription(String desc) {
  98                 this.description= desc;
  99         }
 100
 101         public String getDescription() {
 102                 return this.description;
 103         }
 104
 105         public IRegisterGroup[] getRegisterGroups() throws DebugException {
 106                 return null;
 107         }
 108
 109         public boolean hasRegisterGroups() throws DebugException {
 110                 return false;
 111         }
 112
 113         public String getModelIdentifier() {
 114                 return this.getThread().getModelIdentifier();
 115         }
 116
 117         public IDebugTarget getDebugTarget() {
 118                 return this.getThread().getDebugTarget();
 119         }
 120
 121         public ILaunch getLaunch() {
 122                 return this.getDebugTarget().getLaunch();
 123         }
 124
 125         public boolean canStepInto() {
 126                 return canResume();
 127         }
 128
 129         public boolean canStepOver() {
 130                 return canResume();
 131         }
 132
 133         public boolean canStepReturn() {
 134                 return canResume();
 135         }
 136
 137         public boolean isStepping() {
 138                 return false;
 139         }
 140
 141         public void stepInto() throws DebugException {
 142                 thread.prepareForResume() ;
 143                 this.getPHPDBGProxy().readStepIntoEnd(PHPStackFrame.this) ;
 144                 DebugEvent ev = new DebugEvent(this.getThread(), DebugEvent.RESUME, DebugEvent.STEP_INTO);
 145                 DebugPlugin.getDefault().fireDebugEventSet(new DebugEvent[] { ev });
 146         }
 147
 148         public void stepOver() throws DebugException {
 149                 thread.prepareForResume() ;
 150                 this.getPHPDBGProxy().readStepOverEnd(PHPStackFrame.this) ;
 151                 DebugEvent ev = new DebugEvent(this.getThread(), DebugEvent.RESUME, DebugEvent.STEP_OVER);
 152                 DebugPlugin.getDefault().fireDebugEventSet(new DebugEvent[] { ev });
 153         }
 154
 155         public void stepReturn() throws DebugException {
 156                 thread.prepareForResume() ;
 157                 this.getPHPDBGProxy().readStepReturnEnd(PHPStackFrame.this) ;
 158                 DebugEvent ev = new DebugEvent(this.getThread(), DebugEvent.RESUME, DebugEvent.STEP_RETURN);
 159                 DebugPlugin.getDefault().fireDebugEventSet(new DebugEvent[] { ev });
 160         }
 161
 162
 163         public boolean canResume() {
 164                 return this.getThread().canResume();
 165         }
 166
 167         public boolean canSuspend() {
 168                 return this.getThread().canSuspend();
 169         }
 170
 171         public boolean isSuspended() {
 172                 return this.getThread().isSuspended();
 173         }
 174
 175         public void resume() throws DebugException {
 176                 this.getThread().resume();
 177         }
 178
 179         public void suspend() throws DebugException {
 180         }
 181
 182         public boolean canTerminate() {
 183                 return this.getThread().canTerminate();
 184         }
 185
 186         public boolean isTerminated() {
 187                 return this.getThread().isTerminated();
 188         }
 189
 190         public void terminate() throws DebugException {
 191                 getPHPDBGProxy().stop();
 192         }
 193
 194         public Object getAdapter(Class arg0) {
 195                 return null;
 196         }
 197
 198         public int getIndex() {
 199                 return index;
 200         }
 201
 202         public PHPDBGProxy getPHPDBGProxy() {
 203                 PHPDebugTarget DebugTarget;
 204                 DebugTarget= (PHPDebugTarget)thread.getDebugTarget();
 205                 return DebugTarget.getPHPDBGProxy();
 206         }
 207
 208 }