wasCSharpSQLite – Blame information for rev
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1 | office | 1 | /* |
2 | * UpdateCmd.java -- |
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3 | * |
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4 | * Implements the "update" command. |
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5 | * |
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6 | * Copyright (c) 1997 Sun Microsystems, Inc. |
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7 | * |
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8 | * See the file "license.terms" for information on usage and |
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9 | * redistribution of this file, and for a DISCLAIMER OF ALL |
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10 | * WARRANTIES. |
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11 | * |
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12 | * Included in SQLite3 port to C# for use in testharness only; 2008 Noah B Hart |
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13 | * |
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14 | * RCS @(#) $Id: UpdateCmd.java,v 1.1.1.1 1998/10/14 21:09:19 cvsadmin Exp $ |
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15 | * |
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16 | */ |
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17 | using System; |
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18 | namespace tcl.lang |
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19 | { |
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20 | |||
21 | /* |
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22 | * This class implements the built-in "update" command in Tcl. |
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23 | */ |
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24 | |||
25 | class UpdateCmd : Command |
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26 | { |
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27 | |||
28 | /* |
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29 | * Valid command options. |
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30 | */ |
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31 | |||
32 | private static readonly string[] validOpts = new string[] { "idletasks" }; |
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33 | |||
34 | internal const int OPT_IDLETASKS = 0; |
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35 | |||
36 | public TCL.CompletionCode cmdProc( Interp interp, TclObject[] argv ) |
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37 | { |
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38 | int flags; |
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39 | |||
40 | if ( argv.Length == 1 ) |
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41 | { |
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42 | flags = TCL.ALL_EVENTS | TCL.DONT_WAIT; |
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43 | } |
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44 | else if ( argv.Length == 2 ) |
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45 | { |
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46 | TclIndex.get( interp, argv[1], validOpts, "option", 0 ); |
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47 | |||
48 | /* |
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49 | * Since we just have one valid option, if the above call returns |
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50 | * without an exception, we've got "idletasks" (or abreviations). |
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51 | */ |
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52 | |||
53 | flags = TCL.IDLE_EVENTS | TCL.DONT_WAIT; |
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54 | } |
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55 | else |
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56 | { |
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57 | throw new TclNumArgsException( interp, 1, argv, "?idletasks?" ); |
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58 | } |
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59 | |||
60 | while ( interp.getNotifier().doOneEvent( flags ) != 0 ) |
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61 | { |
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62 | /* Empty loop body */ |
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63 | } |
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64 | |||
65 | /* |
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66 | * Must clear the interpreter's result because event handlers could |
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67 | * have executed commands. |
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68 | */ |
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69 | |||
70 | interp.resetResult(); |
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71 | return TCL.CompletionCode.RETURN; |
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72 | } |
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73 | } // end UpdateCmd |
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74 | } |