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1 <!DOCTYPE html> |
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2 <html><head> |
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3 <title>eric7.Plugins.VcsPlugins.vcsMercurial.HgClient</title> |
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4 <meta charset="UTF-8"> |
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5 <link rel="stylesheet" href="styles.css"> |
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6 </head> |
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7 <body> |
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8 <a NAME="top" ID="top"></a> |
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9 <h1>eric7.Plugins.VcsPlugins.vcsMercurial.HgClient</h1> |
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10 |
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11 <p> |
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12 Module implementing an interface to the Mercurial command server. |
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13 </p> |
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14 <h3>Global Attributes</h3> |
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15 |
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16 <table> |
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17 <tr><td>None</td></tr> |
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18 </table> |
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19 <h3>Classes</h3> |
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20 |
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21 <table> |
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22 |
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23 <tr> |
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24 <td><a href="#HgClient">HgClient</a></td> |
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25 <td>Class implementing the Mercurial command server interface.</td> |
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26 </tr> |
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27 </table> |
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28 <h3>Functions</h3> |
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29 |
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30 <table> |
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31 <tr><td>None</td></tr> |
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32 </table> |
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33 <hr /> |
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34 <hr /> |
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35 <a NAME="HgClient" ID="HgClient"></a> |
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36 <h2>HgClient</h2> |
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37 |
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38 <p> |
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39 Class implementing the Mercurial command server interface. |
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40 </p> |
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41 <h3>Derived from</h3> |
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42 QObject |
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43 <h3>Class Attributes</h3> |
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44 |
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45 <table> |
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46 <tr><td>Channels</td></tr><tr><td>InputFormat</td></tr><tr><td>OutputFormat</td></tr><tr><td>OutputFormatSize</td></tr><tr><td>ReturnFormat</td></tr> |
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47 </table> |
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48 <h3>Class Methods</h3> |
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49 |
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50 <table> |
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51 <tr><td>None</td></tr> |
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52 </table> |
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53 <h3>Methods</h3> |
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54 |
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55 <table> |
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56 |
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57 <tr> |
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58 <td><a href="#HgClient.__init__">HgClient</a></td> |
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59 <td>Constructor</td> |
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60 </tr> |
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61 <tr> |
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62 <td><a href="#HgClient.__prompt">__prompt</a></td> |
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63 <td>Private method to prompt the user for some input.</td> |
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64 </tr> |
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65 <tr> |
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66 <td><a href="#HgClient.__readChannel">__readChannel</a></td> |
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67 <td>Private method to read data from the command server.</td> |
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68 </tr> |
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69 <tr> |
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70 <td><a href="#HgClient.__readHello">__readHello</a></td> |
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71 <td>Private method to read the hello message sent by the command server.</td> |
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72 </tr> |
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73 <tr> |
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74 <td><a href="#HgClient.__runcommand">__runcommand</a></td> |
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75 <td>Private method to run a command in the server (low level).</td> |
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76 </tr> |
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77 <tr> |
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78 <td><a href="#HgClient.__serverFinished">__serverFinished</a></td> |
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79 <td>Private slot connected to the finished signal.</td> |
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80 </tr> |
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81 <tr> |
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82 <td><a href="#HgClient.__writeDataBlock">__writeDataBlock</a></td> |
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83 <td>Private slot to write some data to the command server.</td> |
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84 </tr> |
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85 <tr> |
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86 <td><a href="#HgClient.cancel">cancel</a></td> |
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87 <td>Public method to cancel the running command.</td> |
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88 </tr> |
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89 <tr> |
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90 <td><a href="#HgClient.func">func</a></td> |
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91 <td></td> |
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92 </tr> |
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93 <tr> |
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94 <td><a href="#HgClient.getRepository">getRepository</a></td> |
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95 <td>Public method to get the repository path this client is serving.</td> |
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96 </tr> |
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97 <tr> |
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98 <td><a href="#HgClient.isExecuting">isExecuting</a></td> |
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99 <td>Public method to check, if the server is executing a command.</td> |
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100 </tr> |
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101 <tr> |
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102 <td><a href="#HgClient.myprompt">myprompt</a></td> |
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103 <td></td> |
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104 </tr> |
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105 <tr> |
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106 <td><a href="#HgClient.restartServer">restartServer</a></td> |
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107 <td>Public method to restart the command server.</td> |
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108 </tr> |
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109 <tr> |
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110 <td><a href="#HgClient.runcommand">runcommand</a></td> |
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111 <td>Public method to execute a command via the command server.</td> |
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112 </tr> |
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113 <tr> |
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114 <td><a href="#HgClient.startServer">startServer</a></td> |
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115 <td>Public method to start the command server.</td> |
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116 </tr> |
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117 <tr> |
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118 <td><a href="#HgClient.stopServer">stopServer</a></td> |
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119 <td>Public method to stop the command server.</td> |
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120 </tr> |
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121 <tr> |
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122 <td><a href="#HgClient.wasCanceled">wasCanceled</a></td> |
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123 <td>Public method to check, if the last command was canceled.</td> |
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124 </tr> |
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125 </table> |
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126 <h3>Static Methods</h3> |
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127 |
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128 <table> |
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129 <tr><td>None</td></tr> |
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130 </table> |
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131 |
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132 <a NAME="HgClient.__init__" ID="HgClient.__init__"></a> |
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133 <h4>HgClient (Constructor)</h4> |
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134 <b>HgClient</b>(<i>repoPath, encoding, vcs, parent=None</i>) |
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135 |
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136 <p> |
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137 Constructor |
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138 </p> |
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139 <dl> |
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140 |
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141 <dt><i>repoPath</i> (str)</dt> |
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142 <dd> |
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143 root directory of the repository |
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144 </dd> |
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145 <dt><i>encoding</i> (str)</dt> |
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146 <dd> |
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147 encoding to be used by the command server |
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148 </dd> |
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149 <dt><i>vcs</i> (Hg)</dt> |
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150 <dd> |
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151 reference to the VCS object |
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152 </dd> |
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153 <dt><i>parent</i> (QObject)</dt> |
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154 <dd> |
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155 reference to the parent object |
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156 </dd> |
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157 </dl> |
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158 <a NAME="HgClient.__prompt" ID="HgClient.__prompt"></a> |
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159 <h4>HgClient.__prompt</h4> |
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160 <b>__prompt</b>(<i>size, message</i>) |
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161 |
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162 <p> |
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163 Private method to prompt the user for some input. |
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164 </p> |
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165 <dl> |
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166 |
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167 <dt><i>size</i> (int)</dt> |
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168 <dd> |
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169 maximum length of the requested input |
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170 </dd> |
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171 <dt><i>message</i> (str)</dt> |
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172 <dd> |
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173 message sent by the server |
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174 </dd> |
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175 </dl> |
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176 <dl> |
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177 <dt>Return:</dt> |
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178 <dd> |
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179 tuple containing data entered by the user and |
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180 a flag indicating a password input |
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181 </dd> |
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182 </dl> |
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183 <dl> |
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184 <dt>Return Type:</dt> |
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185 <dd> |
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186 tuple of (str, bool) |
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187 </dd> |
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188 </dl> |
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189 <a NAME="HgClient.__readChannel" ID="HgClient.__readChannel"></a> |
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190 <h4>HgClient.__readChannel</h4> |
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191 <b>__readChannel</b>(<i></i>) |
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192 |
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193 <p> |
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194 Private method to read data from the command server. |
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195 </p> |
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196 <dl> |
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197 <dt>Return:</dt> |
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198 <dd> |
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199 tuple of channel designator and channel data |
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200 </dd> |
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201 </dl> |
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202 <dl> |
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203 <dt>Return Type:</dt> |
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204 <dd> |
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205 tuple of (str, int or str or bytes) |
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206 </dd> |
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207 </dl> |
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208 <a NAME="HgClient.__readHello" ID="HgClient.__readHello"></a> |
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209 <h4>HgClient.__readHello</h4> |
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210 <b>__readHello</b>(<i></i>) |
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211 |
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212 <p> |
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213 Private method to read the hello message sent by the command server. |
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214 </p> |
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215 <dl> |
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216 <dt>Return:</dt> |
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217 <dd> |
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218 tuple of flag indicating success and an error message in case |
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219 of failure |
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220 </dd> |
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221 </dl> |
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222 <dl> |
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223 <dt>Return Type:</dt> |
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224 <dd> |
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225 tuple of (bool, str) |
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226 </dd> |
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227 </dl> |
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228 <a NAME="HgClient.__runcommand" ID="HgClient.__runcommand"></a> |
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229 <h4>HgClient.__runcommand</h4> |
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230 <b>__runcommand</b>(<i>args, inputChannels, outputChannels</i>) |
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231 |
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232 <p> |
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233 Private method to run a command in the server (low level). |
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234 </p> |
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235 <dl> |
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236 |
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237 <dt><i>args</i> (list of str)</dt> |
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238 <dd> |
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239 list of arguments for the command |
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240 </dd> |
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241 <dt><i>inputChannels</i> (dict)</dt> |
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242 <dd> |
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243 dictionary of input channels. The dictionary must |
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244 have the keys 'I' and 'L' and each entry must be a function |
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245 receiving the number of bytes to write. |
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246 </dd> |
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247 <dt><i>outputChannels</i> (dict)</dt> |
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248 <dd> |
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249 dictionary of output channels. The dictionary |
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250 must have the keys 'o' and 'e' and each entry must be a function |
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251 receiving the data. |
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252 </dd> |
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253 </dl> |
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254 <dl> |
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255 <dt>Return:</dt> |
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256 <dd> |
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257 result code of the command, -1 if the command server wasn't |
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258 started or -10, if the command was canceled |
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259 </dd> |
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260 </dl> |
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261 <dl> |
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262 <dt>Return Type:</dt> |
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263 <dd> |
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264 int |
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265 </dd> |
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266 </dl> |
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267 <dl> |
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268 |
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269 <dt>Raises <b>RuntimeError</b>:</dt> |
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270 <dd> |
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271 raised to indicate an unexpected command |
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272 channel |
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273 </dd> |
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274 </dl> |
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275 <a NAME="HgClient.__serverFinished" ID="HgClient.__serverFinished"></a> |
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276 <h4>HgClient.__serverFinished</h4> |
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277 <b>__serverFinished</b>(<i>exitCode, exitStatus</i>) |
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278 |
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279 <p> |
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280 Private slot connected to the finished signal. |
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281 </p> |
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282 <dl> |
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283 |
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284 <dt><i>exitCode</i> (int)</dt> |
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285 <dd> |
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286 exit code of the process |
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287 </dd> |
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288 <dt><i>exitStatus</i> (QProcess.ExitStatus)</dt> |
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289 <dd> |
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290 exit status of the process |
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291 </dd> |
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292 </dl> |
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293 <a NAME="HgClient.__writeDataBlock" ID="HgClient.__writeDataBlock"></a> |
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294 <h4>HgClient.__writeDataBlock</h4> |
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295 <b>__writeDataBlock</b>(<i>data</i>) |
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296 |
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297 <p> |
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298 Private slot to write some data to the command server. |
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299 </p> |
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300 <dl> |
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301 |
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302 <dt><i>data</i> (str)</dt> |
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303 <dd> |
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304 data to be sent |
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305 </dd> |
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306 </dl> |
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307 <a NAME="HgClient.cancel" ID="HgClient.cancel"></a> |
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308 <h4>HgClient.cancel</h4> |
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309 <b>cancel</b>(<i></i>) |
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310 |
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311 <p> |
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312 Public method to cancel the running command. |
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313 </p> |
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314 <a NAME="HgClient.func" ID="HgClient.func"></a> |
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315 <h4>HgClient.func</h4> |
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316 <b>func</b>(<i></i>) |
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317 |
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318 <a NAME="HgClient.getRepository" ID="HgClient.getRepository"></a> |
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319 <h4>HgClient.getRepository</h4> |
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320 <b>getRepository</b>(<i></i>) |
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321 |
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322 <p> |
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323 Public method to get the repository path this client is serving. |
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324 </p> |
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325 <dl> |
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326 <dt>Return:</dt> |
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327 <dd> |
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328 repository path |
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329 </dd> |
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330 </dl> |
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331 <dl> |
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332 <dt>Return Type:</dt> |
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333 <dd> |
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334 str |
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335 </dd> |
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336 </dl> |
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337 <a NAME="HgClient.isExecuting" ID="HgClient.isExecuting"></a> |
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338 <h4>HgClient.isExecuting</h4> |
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339 <b>isExecuting</b>(<i></i>) |
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340 |
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341 <p> |
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342 Public method to check, if the server is executing a command. |
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343 </p> |
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344 <dl> |
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345 <dt>Return:</dt> |
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346 <dd> |
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347 flag indicating the execution of a command |
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348 </dd> |
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349 </dl> |
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350 <dl> |
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351 <dt>Return Type:</dt> |
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352 <dd> |
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353 bool |
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354 </dd> |
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355 </dl> |
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356 <a NAME="HgClient.myprompt" ID="HgClient.myprompt"></a> |
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357 <h4>HgClient.myprompt</h4> |
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358 <b>myprompt</b>(<i></i>) |
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359 |
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360 <a NAME="HgClient.restartServer" ID="HgClient.restartServer"></a> |
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361 <h4>HgClient.restartServer</h4> |
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362 <b>restartServer</b>(<i></i>) |
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363 |
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364 <p> |
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365 Public method to restart the command server. |
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366 </p> |
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367 <dl> |
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368 <dt>Return:</dt> |
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369 <dd> |
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370 tuple of flag indicating a successful start and an error |
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371 message in case of failure |
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372 </dd> |
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373 </dl> |
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374 <dl> |
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375 <dt>Return Type:</dt> |
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376 <dd> |
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377 tuple of (bool, str) |
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378 </dd> |
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379 </dl> |
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380 <a NAME="HgClient.runcommand" ID="HgClient.runcommand"></a> |
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381 <h4>HgClient.runcommand</h4> |
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382 <b>runcommand</b>(<i>args, prompt=None, inputData=None, output=None, error=None</i>) |
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383 |
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384 <p> |
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385 Public method to execute a command via the command server. |
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386 </p> |
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387 <dl> |
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388 |
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389 <dt><i>args</i> (list of str)</dt> |
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390 <dd> |
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391 list of arguments for the command |
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392 </dd> |
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393 <dt><i>prompt</i> (func(int, str) -> (str, bool))</dt> |
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394 <dd> |
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395 function to reply to prompts by the server. It |
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396 receives the max number of bytes to return and the contents |
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397 of the output channel received so far. If an output function is |
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398 given as well, the prompt data is passed through the output |
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399 function. The function must return the input data and a flag |
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400 indicating a password input. |
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401 </dd> |
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402 <dt><i>inputData</i> (func(int) -> bytes)</dt> |
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403 <dd> |
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404 function to reply to bulk data requests by the |
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405 server. It receives the max number of bytes to return. |
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406 </dd> |
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407 <dt><i>output</i> (func(str))</dt> |
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408 <dd> |
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409 function receiving the data from the server. If a |
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410 prompt function is given, it is assumed, that the prompt output |
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411 is passed via this function. |
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412 </dd> |
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413 <dt><i>error</i> (func(str))</dt> |
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414 <dd> |
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415 function receiving error messages from the server |
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416 </dd> |
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417 </dl> |
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418 <dl> |
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419 <dt>Return:</dt> |
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420 <dd> |
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421 tuple of output and errors of the command server. In case |
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422 output and/or error functions were given, the respective return |
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423 value will be an empty string. |
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424 </dd> |
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425 </dl> |
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426 <dl> |
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427 <dt>Return Type:</dt> |
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428 <dd> |
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429 tuple of (str, str) |
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430 </dd> |
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431 </dl> |
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432 <a NAME="HgClient.startServer" ID="HgClient.startServer"></a> |
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433 <h4>HgClient.startServer</h4> |
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434 <b>startServer</b>(<i></i>) |
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435 |
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436 <p> |
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437 Public method to start the command server. |
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438 </p> |
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439 <dl> |
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440 <dt>Return:</dt> |
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441 <dd> |
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442 tuple of flag indicating a successful start and an error |
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443 message in case of failure |
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444 </dd> |
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445 </dl> |
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446 <dl> |
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447 <dt>Return Type:</dt> |
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448 <dd> |
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449 tuple of (bool, str) |
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450 </dd> |
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451 </dl> |
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452 <a NAME="HgClient.stopServer" ID="HgClient.stopServer"></a> |
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453 <h4>HgClient.stopServer</h4> |
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454 <b>stopServer</b>(<i></i>) |
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455 |
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456 <p> |
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457 Public method to stop the command server. |
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458 </p> |
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459 <a NAME="HgClient.wasCanceled" ID="HgClient.wasCanceled"></a> |
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460 <h4>HgClient.wasCanceled</h4> |
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461 <b>wasCanceled</b>(<i></i>) |
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462 |
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463 <p> |
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464 Public method to check, if the last command was canceled. |
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465 </p> |
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466 <dl> |
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467 <dt>Return:</dt> |
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468 <dd> |
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469 flag indicating the cancel state |
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470 </dd> |
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471 </dl> |
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472 <dl> |
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473 <dt>Return Type:</dt> |
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474 <dd> |
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475 bool |
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476 </dd> |
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477 </dl> |
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478 <div align="right"><a href="#top">Up</a></div> |
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479 <hr /> |
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480 </body></html> |