annotate UIControl/AddEquipmentUIControl.cs @ 61:e7ad676a7344

Re #60: Add UI to add/remove/edit weapons in GTK * Add events to track equipment amount and amount changing * Select most appropriate equipment type by default * Add methods an implementation for enabling/disabling Okay button
author IBBoard <dev@ibboard.co.uk>
date Sun, 29 Aug 2010 15:09:34 +0000
parents 293d204e40db
children f733073967a2
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1 // This file (AddEquipmentUI.cs) is a part of the IBBoard.WarFoundry.GUI.GTK project and is copyright 2010 IBBoard
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2 //
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3 // // The file and the library/program it is in are licensed and distributed, without warranty, under the GNU Affero GPL license, either version 3 of the License or (at your option) any later version. Please see COPYING for more information and the full license.
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4 using System;
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5 using IBBoard.Commands;
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6 using IBBoard.WarFoundry.API.Objects;
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7 using IBBoard.WarFoundry.API.Util;
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8 using IBBoard.WarFoundry.GUI.GTK.UIControl.Interfaces;
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9 using IBBoard.WarFoundry.API.Commands;
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10 namespace IBBoard.WarFoundry.GUI.GTK.UIControl
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11 {
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12 public class AddEquipmentUIControl
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13 {
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14 private Unit unit;
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15 private CommandStack commandStack;
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16 private IAddEquipmentUI ui;
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17
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18 public AddEquipmentUIControl(Unit unit, CommandStack commandStack)
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19 {
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20 this.unit = unit;
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21 this.commandStack = commandStack;
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22 SetupUI();
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23 }
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24
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25 private void SetupUI()
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26 {
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27 CreateEquipmentUI();
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28 ui.SetUnitEquipmentLimitsEnabled(false);
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29 UnitEquipmentItem[] items = Arrays.Subtract(UnitEquipmentUtil.GetAllowedEquipmentItems(unit), unit.GetEquipment());
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30 ui.SetUnitEquipmentItems(items);
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31 ui.SetOkayEnabledState(false);
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32 ui.UnitEquipmentItemChoiceChanged += HandleUiUnitEquipmentItemChoiceChanged;
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33 ui.UnitEquipmentAmountChanged += HandleUnitEquipmentAmountChanged;
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34 ui.UnitEquipmentAmountTypeChanged += HandleUnitEquipmentAmountChanged;
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35 }
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36
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37 private void HandleUnitEquipmentAmountChanged ()
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38 {
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39 ui.SetOkayEnabledState(ui.SelectedUnitEquipmentItem != null && HasNonZeroEquipmentAmount());
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40 }
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41
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42 //TODO Make abstract
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43 protected void CreateEquipmentUI()
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44 {
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45 ui = new FrmAddEquipment();
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46 }
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47
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48 private void HandleUiUnitEquipmentItemChoiceChanged(UnitEquipmentItem equip)
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49 {
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50 if (equip != null)
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51 {
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52 bool equipIsRatioLimit = UnitEquipmentUtil.IsEquipmentRatioLimited(unit, equip);
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53 double maxPercent = RoundPercentage(UnitEquipmentUtil.GetMaxEquipmentPercentage(unit, equip));
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54 maxPercent = Math.Max(0, maxPercent);
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55 double minPercent = RoundPercentage(UnitEquipmentUtil.GetMinEquipmentPercentage(unit, equip));
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56 minPercent = Math.Max(0, minPercent);
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57 int maxNumber = UnitEquipmentUtil.GetMaxEquipmentCount(unit, equip);
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58 maxNumber = Math.Max(0, maxNumber);
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59 int minNumber = UnitEquipmentUtil.GetMinEquipmentCount(unit, equip);
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60 minNumber = Math.Max(0, minNumber);
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62 ui.SetUnitEquipmentLimits(equipIsRatioLimit, minPercent, maxPercent, minNumber, maxNumber);
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63 ui.SetUnitEquipmentLimitsEnabled(true);
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64 ui.SetOkayEnabledState(HasNonZeroEquipmentAmount());
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65 }
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66 else
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67 {
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68 ui.SetUnitEquipmentLimits(true, 0, 0, 0, 0);
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69 ui.SetUnitEquipmentLimitsEnabled(false);
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70 ui.SetOkayEnabledState(false);
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71 }
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72 }
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73
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74 private bool HasNonZeroEquipmentAmount()
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75 {
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76 bool nonZero;
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77
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78 if (ui.IsRatioEquipmentAmount)
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79 {
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80 nonZero = (ui.EquipmentPercentageAmount > 0);
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81 }
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82
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83 else
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84 {
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85 nonZero = (ui.EquipmentNumericAmount > 0);
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86 }
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87
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88 return nonZero;
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89 }
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90
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91 private double RoundPercentage(double percent)
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92 {
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93 return Math.Round(percent, 1);
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94 }
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95
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96 public void Show()
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97 {
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98 bool okayed = ui.ShowControl();
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99
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100 if (okayed)
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101 {
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102 UnitEquipmentItem equipItem = ui.SelectedUnitEquipmentItem;
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103
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104 if (ui.IsRatioEquipmentAmount)
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105 {
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106 commandStack.Execute(new SetUnitEquipmentRatioAmountCommand(unit, equipItem, ui.EquipmentPercentageAmount));
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107 }
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108 else
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109 {
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110 commandStack.Execute(new SetUnitEquipmentNumericAmountCommand(unit, equipItem, ui.EquipmentNumericAmount));
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111 }
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112 }
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113
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114 ui.Dispose();
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115 }
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116 }
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117 }
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118