[6133] | 1 | using System;
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| 2 |
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| 3 | namespace HeuristicLab.DataImporter.Data {
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| 4 | [Flags]
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| 5 | public enum ColumnGroupState {
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| 6 | None = 0,
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| 7 | Active = 1,
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| 8 | ColumnSelected = 2 | Active,
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| 9 | DoubleColumnSelected = 4 | ColumnSelected,
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| 10 | DateTimeColumnSelected = 8 | ColumnSelected,
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| 11 | StringColumnSelected = 16 | ColumnSelected,
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| 12 | ProgrammableColumnSelected = 32 | ColumnSelected,
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| 13 | AnySelectedColumnContainsNull = 64 | ColumnSelected,
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| 14 | Sorted = 128 | Active,
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| 15 | AnySelectedColumnNotSorted = 256 | Sorted | ColumnSelected
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| 16 | }
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| 17 |
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| 18 | public class DataSetState {
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| 19 | public DataSetState(int activeColumnGroups, ColumnGroupState state)
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| 20 | : this(activeColumnGroups, -1, state) {
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| 21 | }
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| 22 |
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| 23 | public DataSetState(int activeColumnGroups, int selectedColumns, ColumnGroupState state) {
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| 24 | this.selectedColumns = selectedColumns;
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| 25 | this.activeColumnGroups = activeColumnGroups;
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| 26 | this.state = state;
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| 27 | }
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| 28 |
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| 29 | private int activeColumnGroups;
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| 30 | public int ActiveColumnGroups {
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| 31 | get { return this.activeColumnGroups; }
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| 32 | }
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| 33 |
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| 34 | private int minActiveColumnGroups = int.MaxValue;
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| 35 | public int MinActiveColumnGroups {
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| 36 | get { return minActiveColumnGroups; }
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| 37 | set { minActiveColumnGroups = value; }
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| 38 | }
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| 39 |
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| 40 | //only meaningful if activeColumnGroups == 1
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| 41 | private int selectedColumns;
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| 42 | public int SelectedColumns {
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| 43 | get { return activeColumnGroups == 1 ? this.selectedColumns : -1; } //throw Exception instead of return -1
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| 44 | set { this.selectedColumns = value; }
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| 45 | }
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| 46 |
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| 47 | private ColumnGroupState state;
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| 48 | public ColumnGroupState State {
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| 49 | get { return this.state; }
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| 50 | }
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| 51 |
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| 52 | public void AddColumnGroupState(ColumnGroupState state) {
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| 53 | if (state == ColumnGroupState.None)
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| 54 | return;
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| 55 | activeColumnGroups++;
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| 56 | if (this.state == ColumnGroupState.None)
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| 57 | this.state = state;
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| 58 | else
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| 59 | this.state &= state;
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| 60 | }
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| 61 |
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| 62 | public bool Enabled(DataSetState other) {
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| 63 | if (this.activeColumnGroups == 0)
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| 64 | return true;
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| 65 | else if (other.activeColumnGroups != this.activeColumnGroups)
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| 66 | if (other.activeColumnGroups >= minActiveColumnGroups) return true;
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| 67 | else return false;
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| 68 | else if (SelectedColumns != -1 && other.SelectedColumns != SelectedColumns)
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| 69 | return false;
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| 70 | return (this.state & other.state) == this.state;
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| 71 | }
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| 72 |
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| 73 | public override bool Equals(object obj) {
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| 74 | if (obj == this)
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| 75 | return true;
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| 76 | else if(obj is DataSetState) {
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| 77 | DataSetState other = (DataSetState)obj;
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| 78 | return
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| 79 | other.activeColumnGroups == this.activeColumnGroups &&
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| 80 | other.state == this.state &&
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| 81 | this.selectedColumns == other.selectedColumns;
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| 82 | }
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| 83 | return false;
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| 84 | }
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| 85 |
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| 86 | public override int GetHashCode() {
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| 87 | return this.activeColumnGroups.GetHashCode() ^ this.state.GetHashCode() ^ this.selectedColumns.GetHashCode();
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| 88 | }
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| 89 |
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| 90 | }
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| 91 | } |
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