ui/wpf/UIcore/Container.cs

Sun, 16 Jun 2024 11:36:27 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 16 Jun 2024 11:36:27 +0200
changeset 42
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parent 0
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permissions
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update toolkit

0
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1 using System;
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2 using System.Collections.Generic;
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3 using System.Linq;
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4 using System.Text;
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5 using System.Threading.Tasks;
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6 using System.Windows;
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7 using System.Windows.Controls;
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8
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9 namespace UI
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10 {
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11 public interface Container
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12 {
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13 Layout Layout { get; set; }
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14
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15 void Add(UIElement control, bool fill);
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16 }
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17
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18 public class Layout
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19 {
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20 public bool? Fill { get; set; }
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21 public bool Hexpand { get; set; }
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22 public bool Vexpand { get; set; }
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23 public bool NewLine { get; set; }
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24 public int GridWidth { get; set; }
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25 public String Label { get; set; }
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26
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27 public Layout()
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28 {
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29 Reset();
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30 }
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31
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32 public bool IsFill(bool fill)
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33 {
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34 if (Fill != null)
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35 {
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36
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37 return (bool)Fill;
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38 }
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39 return fill;
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40 }
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41
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42 public void Reset()
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43 {
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44 Fill = null;
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45 Hexpand = false;
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46 Vexpand = false;
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47 NewLine = false;
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48 GridWidth = 1;
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49 Label = null;
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50 }
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51 }
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52
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53 public enum BoxOrientation
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54 {
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55 VERTICAL,
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56 HORIZONTAL
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57 }
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58
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59 public class BoxContainer : Grid, Container
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60 {
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61 public Layout Layout { get; set; }
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62
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63 private BoxOrientation Orientation;
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64 private int Spacing;
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65
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66 private int x = 0;
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67 private int y = 0;
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68
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69 private bool filled = false;
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70
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71 public BoxContainer(BoxOrientation orientation, int margin, int spacing) : base()
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72 {
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73 Layout = new Layout();
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74 Margin = new Thickness(margin);
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75 Spacing = spacing;
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76
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77 Orientation = orientation;
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78 if(Orientation == BoxOrientation.HORIZONTAL)
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79 {
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80 RowDefinition row = new RowDefinition();
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81 row.Height = new GridLength(1, GridUnitType.Star);
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82 RowDefinitions.Add(row);
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83 }
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84 else
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85 {
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86 ColumnDefinition col = new ColumnDefinition();
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87 col.Width = new GridLength(1, GridUnitType.Star);
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88 ColumnDefinitions.Add(col);
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89 }
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90 }
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91
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92 public BoxContainer(Container parent, BoxOrientation orientation, int margin, int spacing) : this(orientation, margin, spacing)
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93 {
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94 parent.Add(this, true);
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95 }
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96
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97 public void Add(UIElement control, bool fill)
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98 {
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99 fill = Layout.IsFill(fill);
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100
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101 if(Orientation == BoxOrientation.HORIZONTAL)
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102 {
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103 if(Spacing > 0)
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104 {
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105 ColumnDefinition spaceCol = new ColumnDefinition();
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106 spaceCol.Width = new GridLength(Spacing, GridUnitType.Pixel);
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107 ColumnDefinitions.Add(spaceCol);
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108 x++;
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109 }
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110
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111 ColumnDefinition col = new ColumnDefinition();
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112 if(filled && fill)
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113 {
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114 fill = false;
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115 Console.WriteLine("BoxContainer can only contain one filled control");
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116 }
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117 if(fill)
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118 {
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119 col.Width = new GridLength(1, GridUnitType.Star);
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120 filled = true;
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121 }
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122 else
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123 {
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124 col.Width = GridLength.Auto;
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125 }
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126 ColumnDefinitions.Add(col);
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127 }
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128 else
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129 {
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130 if (Spacing > 0)
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131 {
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132 RowDefinition spaceRow = new RowDefinition();
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133 spaceRow.Height = new GridLength(Spacing, GridUnitType.Pixel);
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134 RowDefinitions.Add(spaceRow);
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135 y++;
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136 }
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137
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138 RowDefinition row = new RowDefinition();
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139 if (filled && fill)
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140 {
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141 fill = false;
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142 Console.WriteLine("BoxContainer can only contain one filled control");
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143 }
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144 if(fill)
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145 {
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146 row.Height = new GridLength(1, GridUnitType.Star);
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147 filled = true;
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148 }
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149 else
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150 {
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151 row.Height = GridLength.Auto;
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152 }
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153 RowDefinitions.Add(row);
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154 }
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155
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156 Grid.SetColumn(control, x);
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157 Grid.SetRow(control, y);
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158 Children.Add(control);
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159
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160 if(Orientation == BoxOrientation.HORIZONTAL)
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161 {
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162 x++;
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163 }
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164 else
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165 {
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166 y++;
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167 }
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168
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169 Layout.Reset();
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170 }
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171 }
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172
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173 public class GridContainer : Grid, Container
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174 {
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175 public Layout Layout { get; set; }
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176
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177 private int X = 0;
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178 private int Y = 0;
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179 private int CurrentWidth = 0;
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180 private int CurrentHeight = 0;
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181
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182 private int ColSpacing;
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183 private int RowSpacing;
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184
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185 public GridContainer(Container parent, int margin, int colspacing, int rowspacing) : base()
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186 {
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187 Layout = new Layout();
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188
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189 Margin = new Thickness(margin);
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190 ColSpacing = colspacing;
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191 RowSpacing = rowspacing;
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192
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193 parent.Add(this, true);
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194 }
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195
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196 public void Add(UIElement control, bool fill)
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197 {
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198 if(Layout.NewLine)
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199 {
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200 X = 0;
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201 Y++;
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202 }
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203
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204 ColumnDefinition col;
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205 RowDefinition row;
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206 bool getcol = false;
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207 if(X >= CurrentWidth)
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208 {
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209 if (ColSpacing > 0 && X != 0)
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210 {
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211 ColumnDefinition spaceCol = new ColumnDefinition();
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212 spaceCol.Width = new GridLength(ColSpacing, GridUnitType.Pixel);
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213 ColumnDefinitions.Add(spaceCol);
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214 X++;
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215 }
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216
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217 col = new ColumnDefinition();
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218 col.Width = GridLength.Auto;
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219 ColumnDefinitions.Add(col);
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220
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221 CurrentWidth = X + 1;
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222 }
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223 else
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224 {
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225 if (ColSpacing > 0 && X % 2 > 0)
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226 {
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227 X++;
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228 }
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229 col = ColumnDefinitions.ElementAt(X);
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230 }
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231
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232 if(getcol)
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233 {
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234 col = ColumnDefinitions.ElementAt(X);
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235 }
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236
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237 if (Y >= CurrentHeight)
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238 {
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239 if (RowSpacing > 0 && Y != 0)
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240 {
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241 RowDefinition spaceRow = new RowDefinition();
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242 spaceRow.Height = new GridLength(RowSpacing, GridUnitType.Pixel);
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243 RowDefinitions.Add(spaceRow);
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244 Y++;
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245 }
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246
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247 row = new RowDefinition();
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248 row.Height = GridLength.Auto;
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249 RowDefinitions.Add(row);
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250 CurrentHeight = Y + 1;
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251 }
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252 else
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253 {
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254 row = RowDefinitions.ElementAt(Y);
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255 }
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256
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257 if(Layout.Hexpand)
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258 {
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259 col.Width = new GridLength(1, GridUnitType.Star);
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260 }
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261 if(Layout.Vexpand)
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262 {
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263 row.Height = new GridLength(1, GridUnitType.Star);
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264 }
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265
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266 int gridwidth = Layout.GridWidth;
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267 if(gridwidth > 1)
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268 {
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269 gridwidth++;
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270 }
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271
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272 Grid.SetColumn(control, X);
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273 Grid.SetRow(control, Y);
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274 Grid.SetColumnSpan(control, gridwidth);
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275 Children.Add(control);
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276
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277 Layout.Reset();
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278 X += gridwidth;
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279 }
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280 }
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281
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282 public class ScrollViewerContainer : ScrollViewer, Container
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283 {
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284 public Layout Layout { get; set; }
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285
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286 public ScrollViewerContainer(Container parent) : base()
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287 {
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288 Layout = new Layout();
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289
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290 HorizontalScrollBarVisibility = ScrollBarVisibility.Auto;
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291 VerticalScrollBarVisibility = ScrollBarVisibility.Auto;
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292
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293 parent.Add(this, true);
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294 }
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295
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296 public void Add(UIElement control, bool fill)
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297 {
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298 Content = control;
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299 }
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300 }
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301
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302 public class TabViewContainer : TabControl, Container
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303 {
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304 public Layout Layout { get; set; }
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305
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306 public TabViewContainer(Container parent) : base()
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307 {
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308 Layout = new Layout();
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309 parent.Add(this, true);
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310 }
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311
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312 public void Add(UIElement control, bool fill)
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313 {
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314 TabItem tab = new TabItem();
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315 tab.Header = Layout.Label != null ? Layout.Label : "New Tab";
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316 Items.Add(tab);
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317 tab.Content = control;
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318 Layout.Reset();
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319 }
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320 }
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321 }

mercurial