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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 * Handles surviving from manual closing of progressbar |
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17 * |
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18 */ |
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19 package com.nokia.traceviewer.dialog; |
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20 |
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21 import org.eclipse.swt.widgets.Shell; |
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22 |
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23 import com.nokia.traceviewer.action.LogSaveAsciiAction; |
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24 import com.nokia.traceviewer.action.LogSaveBinaryAction; |
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25 import com.nokia.traceviewer.action.PauseAction; |
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26 import com.nokia.traceviewer.engine.TraceViewerGlobals; |
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27 import com.nokia.traceviewer.engine.dataprocessor.FilterProcessor; |
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28 |
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29 /** |
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30 * Handles surviving from manual closing of progressbar |
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31 * |
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32 */ |
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33 public final class ProgressBarCloseHandler { |
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34 |
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35 /** |
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36 * Waiting time for dataprocessors to stop |
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37 */ |
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38 private static final int WAITING_TIME = 1500; |
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39 |
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40 /** |
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41 * Progressbar closed, handle it |
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42 * |
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43 * @param maxLines |
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44 * max lines in progressbar |
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45 * @return true if progressbar should be closed, false otherwise |
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46 */ |
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47 public boolean progressBarClosed(int maxLines) { |
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48 boolean closeDialog = true; |
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49 |
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50 // Closing from Filtering |
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51 if (TraceViewerGlobals.getTraceViewer().getDataProcessorAccess() |
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52 .getFilterProcessor().isProcessingFilter()) { |
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53 closeDialog = closeFiltering(closeDialog, maxLines); |
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54 |
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55 // Closing from Counting or Variable Tracing |
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56 } else if (TraceViewerGlobals.getTraceViewer().getDataProcessorAccess() |
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57 .getLineCountProcessor().isProcessingCounting() |
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58 || TraceViewerGlobals.getTraceViewer().getDataProcessorAccess() |
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59 .getVariableTracingProcessor().isProcessingTracing()) { |
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60 closeDialog = closeCountingOrVariableTracing(closeDialog); |
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61 |
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62 // Closing when saving current traces to a log file |
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63 } else if (((LogSaveBinaryAction) TraceViewerGlobals.getTraceViewer() |
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64 .getView().getActionFactory().getLogSaveBinaryAction()) |
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65 .isSavingFile()) { |
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66 closeDialog = closeSavingLog(); |
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67 |
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68 } else if (((LogSaveAsciiAction) TraceViewerGlobals.getTraceViewer() |
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69 .getView().getActionFactory().getLogSaveAsciiAction()) |
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70 .isSavingFile()) { |
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71 closeDialog = closeSavingLog(); |
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72 } |
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73 return closeDialog; |
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74 } |
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75 |
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76 /** |
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77 * Closes filtering |
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78 * |
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79 * @param closeDialog |
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80 * boolean indicating are we closing the progressbar |
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81 * @param maxLines |
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82 * maximum lines in progressbar |
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83 * @return true if we are closing the progressbar |
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84 */ |
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85 private boolean closeFiltering(boolean closeDialog, int maxLines) { |
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86 FilterProcessor proc = TraceViewerGlobals.getTraceViewer() |
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87 .getDataProcessorAccess().getFilterProcessor(); |
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88 if (proc.hasRules() || proc.isUsingExternalFilter()) { |
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89 |
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90 // Get close confirmation from the user |
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91 String closeConfirmation = Messages |
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92 .getString("ProgressBarCloseHandler.CloseFilterConfirmation"); //$NON-NLS-1$ |
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93 boolean close = TraceViewerGlobals.getTraceViewer().getDialogs() |
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94 .showConfirmationDialog(closeConfirmation); |
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95 |
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96 Shell progressShell = TraceViewerGlobals.getTraceViewer() |
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97 .getDataProcessorAccess().getFilterProcessor() |
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98 .getFilterDialog().getProgressBar().getShell(); |
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99 |
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100 // Remove filtering if clicked OK and progressBar shell is still |
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101 // open |
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102 if (close && progressShell != null && !progressShell.isDisposed()) { |
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103 TraceViewerGlobals.getTraceViewer().getDataReaderAccess() |
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104 .getMainDataReader().pause(true); |
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105 TraceViewerGlobals.getTraceViewer().getDataReaderAccess() |
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106 .getCurrentDataReader().shutdown(); |
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107 // Clear filters |
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108 proc.getFilterRules().getFilterRules().clear(); |
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109 |
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110 // Wait so dataProcessors have time to stop |
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111 try { |
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112 Thread.sleep(WAITING_TIME); |
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113 } catch (InterruptedException e) { |
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114 e.printStackTrace(); |
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115 } |
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116 |
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117 // Shut down possible external data processor |
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118 if (proc.isUsingExternalFilter()) { |
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119 proc.getExternalFilterProcessor().stopExternalApplication(); |
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120 // Remove normal filters |
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121 } else { |
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122 proc.getFilterDialog().removeFilters(maxLines); |
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123 } |
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124 |
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125 PauseAction action = (PauseAction) TraceViewerGlobals |
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126 .getTraceViewer().getView().getActionFactory() |
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127 .getPauseAction(); |
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128 action.setPaused(false); |
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129 } else { |
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130 closeDialog = false; |
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131 } |
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132 } |
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133 |
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134 return closeDialog; |
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135 } |
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136 |
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137 /** |
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138 * Closes line counting or variable tracing |
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139 * |
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140 * @param closeDialog |
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141 * boolean indicating are we closing the progressbar |
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142 * @return true if we are closing the progressbar |
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143 */ |
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144 private boolean closeCountingOrVariableTracing(boolean closeDialog) { |
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145 return closeDialog; |
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146 } |
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147 |
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148 /** |
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149 * Closes when saving log |
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150 * |
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151 * @return true if we are closing the progressbar |
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152 */ |
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153 private boolean closeSavingLog() { |
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154 |
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155 // Get close confirmation from the user |
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156 String closeConfirmation = Messages |
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157 .getString("ProgressBarCloseHandler.CloseSavingConfirmation"); //$NON-NLS-1$ |
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158 boolean close = TraceViewerGlobals.getTraceViewer().getDialogs() |
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159 .showConfirmationDialog(closeConfirmation); |
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160 |
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161 return close; |
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162 } |
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163 } |