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1 /* |
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2 * Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 * View handler handles operations that require TraceViewer view |
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17 * |
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18 */ |
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19 package com.nokia.traceviewer.api; |
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20 |
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21 import org.eclipse.ui.PlatformUI; |
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22 |
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23 import com.nokia.traceviewer.api.TraceViewerAPI.TVAPIError; |
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24 import com.nokia.traceviewer.engine.TraceViewerGlobals; |
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25 |
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26 /** |
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27 * View handler handles operations that require TraceViewer view |
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28 */ |
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29 final class ViewHandler { |
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30 |
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31 /** |
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32 * Private variable to be able to change it in inner class |
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33 */ |
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34 private TVAPIError syncToTimestampRet; |
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35 |
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36 /** |
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37 * Stops or restarts the TraceViewer view update |
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38 * |
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39 * @param stop |
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40 * if true, stops the view update. If false, restarts the update. |
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41 */ |
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42 public void stopViewUpdate(boolean stop) { |
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43 if (TraceViewerGlobals.getTraceViewer().getView() != null) { |
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44 TraceViewerGlobals.getTraceViewer().getView().stopViewUpdate(stop); |
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45 } |
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46 } |
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47 |
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48 /** |
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49 * Syncs to timestamp in the TraceViewer view. If both start and end |
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50 * timestamps are given, the range is selected. This function assumes that |
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51 * the traces in the TraceViewer view are in chronological order. Also, |
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52 * endTimestamp must always be "bigger" than startTimestamp |
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53 * |
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54 * @param startTimestamp |
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55 * start timestamp in the format of hh:mm:ss.SSS |
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56 * @param endTimestamp |
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57 * end timestamp in the format of hh:mm:ss.SSS or null if only |
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58 * start timestamp is searched for |
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59 * @return error code from TraceViewerAPI |
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60 */ |
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61 public TVAPIError syncToTimestamp(final String startTimestamp, |
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62 final String endTimestamp) { |
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63 syncToTimestampRet = TVAPIError.NONE; |
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64 |
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65 if (TraceViewerGlobals.getTraceViewer().getView() != null) { |
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66 |
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67 PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() { |
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68 |
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69 /* |
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70 * (non-Javadoc) |
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71 * |
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72 * @see java.lang.Runnable#run() |
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73 */ |
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74 public void run() { |
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75 |
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76 // Check that the view is not disposed |
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77 if (!TraceViewerGlobals.getTraceViewer().getView() |
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78 .isDisposed()) { |
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79 |
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80 // Start searching for the timestamp(s) |
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81 TraceViewerGlobals.getTraceViewer() |
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82 .getDataProcessorAccess().getSearchProcessor() |
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83 .searchTraceWithTimestamp(startTimestamp, |
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84 endTimestamp); |
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85 } else { |
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86 syncToTimestampRet = TVAPIError.TRACE_VIEW_NOT_OPEN; |
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87 } |
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88 |
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89 } |
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90 }); |
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91 |
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92 } else { |
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93 syncToTimestampRet = TVAPIError.TRACE_VIEW_NOT_OPEN; |
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94 } |
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95 |
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96 return syncToTimestampRet; |
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97 } |
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98 |
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99 /** |
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100 * Syncs to trace in the TraceViewer view |
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101 * |
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102 * @param startTrace |
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103 * start trace number |
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104 * @param endTrace |
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105 * end trace number of 0 if only start trace is searched for |
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106 * @return error code from TraceViewerAPI |
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107 */ |
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108 public TVAPIError syncToTrace(int startTrace, int endTrace) { |
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109 TVAPIError ret = TVAPIError.NONE; |
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110 |
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111 if (TraceViewerGlobals.getTraceViewer().getView() != null) { |
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112 int start = startTrace; |
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113 int end = endTrace; |
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114 |
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115 // Decrease lines by one because actually traces start from index 0 |
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116 if (start > 0) { |
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117 start--; |
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118 } |
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119 if (end > 0) { |
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120 end--; |
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121 } |
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122 |
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123 // Highlight lines |
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124 TraceViewerGlobals.getTraceViewer().getView().highlightLines(start, |
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125 end, true); |
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126 |
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127 } else { |
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128 ret = TVAPIError.TRACE_VIEW_NOT_OPEN; |
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129 } |
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130 |
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131 return ret; |
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132 } |
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133 |
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134 } |