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3 <title>eric6.Graphics.GraphicsUtilities</title> |
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22 <h1>eric6.Graphics.GraphicsUtilities</h1> |
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23 <p> |
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24 Module implementing some graphical utility functions. |
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25 </p> |
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26 <h3>Global Attributes</h3> |
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27 <table> |
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28 <tr><td>None</td></tr> |
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29 </table> |
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30 <h3>Classes</h3> |
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31 <table> |
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32 <tr> |
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33 <td><a href="#RecursionError">RecursionError</a></td> |
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34 <td>Unable to calculate result because of recursive structure.</td> |
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35 </tr> |
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36 </table> |
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37 <h3>Functions</h3> |
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38 <table> |
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39 <tr> |
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40 <td><a href="#_buildChildrenLists">_buildChildrenLists</a></td> |
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41 <td>Function to build up parent - child relationships.</td> |
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42 </tr><tr> |
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43 <td><a href="#sort">sort</a></td> |
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44 <td>Function to sort widgets topographically.</td> |
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45 </tr> |
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46 </table> |
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47 <hr /><hr /> |
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48 <a NAME="RecursionError" ID="RecursionError"></a> |
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49 <h2>RecursionError</h2> |
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50 <p> |
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51 Unable to calculate result because of recursive structure. |
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52 </p> |
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53 <h3>Derived from</h3> |
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54 OverflowError, ValueError |
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55 <h3>Class Attributes</h3> |
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56 <table> |
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57 <tr><td>None</td></tr> |
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58 </table> |
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59 <h3>Class Methods</h3> |
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60 <table> |
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61 <tr><td>None</td></tr> |
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62 </table> |
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63 <h3>Methods</h3> |
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64 <table> |
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65 <tr><td>None</td></tr> |
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66 </table> |
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67 <h3>Static Methods</h3> |
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68 <table> |
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69 <tr><td>None</td></tr> |
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70 </table> |
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71 |
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72 <div align="right"><a href="#top">Up</a></div> |
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73 <hr /><hr /> |
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74 <a NAME="_buildChildrenLists" ID="_buildChildrenLists"></a> |
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75 <h2>_buildChildrenLists</h2> |
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76 <b>_buildChildrenLists</b>(<i>routes</i>) |
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77 <p> |
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78 Function to build up parent - child relationships. |
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79 </p><p> |
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80 Taken from Boa Constructor. |
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81 </p><dl> |
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82 <dt><i>routes</i></dt> |
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83 <dd> |
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84 list of routes between nodes |
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85 </dd> |
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86 </dl><dl> |
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87 <dt>Returns:</dt> |
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88 <dd> |
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89 dictionary of child and dictionary of parent relationships |
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90 </dd> |
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91 </dl> |
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92 <div align="right"><a href="#top">Up</a></div> |
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93 <hr /><hr /> |
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94 <a NAME="sort" ID="sort"></a> |
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95 <h2>sort</h2> |
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96 <b>sort</b>(<i>nodes, routes, noRecursion=False</i>) |
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97 <p> |
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98 Function to sort widgets topographically. |
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99 </p><p> |
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100 Passed a list of nodes and a list of source, dest routes, it attempts |
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101 to create a list of stages, where each sub list is one stage in a process. |
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102 </p><p> |
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103 The algorithm was taken from Boa Constructor. |
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104 </p><dl> |
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105 <dt><i>nodes</i></dt> |
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106 <dd> |
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107 list of nodes to be sorted |
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108 </dd><dt><i>routes</i></dt> |
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109 <dd> |
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110 list of routes between the nodes |
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111 </dd><dt><i>noRecursion</i></dt> |
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112 <dd> |
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113 flag indicating, if recursion errors should be raised |
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114 </dd> |
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115 </dl><dl> |
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116 <dt>Returns:</dt> |
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117 <dd> |
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118 list of stages |
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119 </dd> |
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120 </dl><dl> |
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121 <dt>Raises <b>RecursionError</b>:</dt> |
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122 <dd> |
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123 a recursion error was detected |
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124 </dd> |
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125 </dl> |
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126 <div align="right"><a href="#top">Up</a></div> |
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127 <hr /> |
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128 </body></html> |