Mercurial > silverbladetech

annotate Chronosv2/source/Presentation/Windows/Controls/WidgetElement.cs @ 19:09d18d6e5f40

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airport work
author stevenh7776 stevenhollidge@hotmail.com
date Thu, 15 Mar 2012 06:59:15 +0000
parents 443821e55f06
children
rev   line source
10
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1 /*
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2 The MIT License
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3
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4 Copyright (c) 2009-2010. Carlos Guzmán Álvarez. http://chronoswpf.codeplex.com/
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5
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6 Permission is hereby granted, free of charge, to any person obtaining a copy
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7 of this software and associated documentation files (the "Software"), to deal
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8 in the Software without restriction, including without limitation the rights
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9 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 copies of the Software, and to permit persons to whom the Software is
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11 furnished to do so, subject to the following conditions:
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12
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13 The above copyright notice and this permission notice shall be included in
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14 all copies or substantial portions of the Software.
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15
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16 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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19 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 THE SOFTWARE.
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23 */
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24
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25 using System;
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26 using System.Windows;
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27 using System.Windows.Controls;
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28 using System.Windows.Controls.Primitives;
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29 using System.Windows.Input;
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30 using System.Windows.Media;
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31 using Chronos.Extensions.Windows;
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32
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33 namespace Chronos.Presentation.Windows.Controls
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34 {
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35 /// <summary>
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36 /// Provides the ability to create, configure, show, and manage the lifetime of widgets
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37 /// </summary>
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38 [TemplatePart(Name = WidgetElement.PART_MinimizeButton, Type = typeof(ButtonBase))]
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39 [TemplatePart(Name = WidgetElement.PART_CloseButton, Type = typeof(ButtonBase))]
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40 [TemplatePart(Name = WidgetElement.PART_ContentPresenter, Type = typeof(ContentPresenter))]
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41 public class WidgetElement
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42 : DesktopElement
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43 {
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44 #region · Constants ·
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45
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46 private const string PART_ContentPresenter = "PART_ContentPresenter";
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47 private const string PART_MinimizeButton = "PART_MinimizeButton";
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48 private const string PART_CloseButton = "PART_CloseButton";
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49
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50 #endregion
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51
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52 #region · Dependency Properties ·
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53
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54 /// <summary>
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55 /// Identifies the Title dependency property.
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56 /// </summary>
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57 public static readonly DependencyProperty TitleProperty =
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58 DependencyProperty.Register("Title", typeof(String), typeof(WidgetElement),
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59 new FrameworkPropertyMetadata(String.Empty));
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60
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61 /// <summary>
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62 /// Identifies the WindowState dependency property.
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63 /// </summary>
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64 public static readonly DependencyProperty WidgetStateProperty =
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65 DependencyProperty.Register("WidgetState", typeof(WindowState), typeof(WidgetElement),
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66 new FrameworkPropertyMetadata(WindowState.Normal));
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67
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68 /// <summary>
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69 /// Identifies the ShowMinimizeButton dependency property.
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70 /// </summary>
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71 public static readonly DependencyProperty ShowMinimizeButtonProperty =
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72 DependencyProperty.Register("ShowMinimizeButton", typeof(bool), typeof(WidgetElement),
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73 new FrameworkPropertyMetadata(true));
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74
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75 #endregion
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76
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77 #region · Routed Commands ·
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78
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79 /// <summary>
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80 /// Minimize window command
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81 /// </summary>
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82 public static RoutedCommand MinimizeCommand;
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83
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84 #endregion
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85
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86 #region · Static Constructor ·
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87
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88 /// <summary>
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89 /// Initializes the <see cref="WidgetElement"/> class.
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90 /// </summary>
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91 static WidgetElement()
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92 {
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93 WidgetElement.DefaultStyleKeyProperty.OverrideMetadata(typeof(WidgetElement),
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94 new FrameworkPropertyMetadata(typeof(WidgetElement)));
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95
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96 WidgetElement.MinimizeCommand = new RoutedCommand("Minimize", typeof(WidgetElement));
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97
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98 Control.IsTabStopProperty.OverrideMetadata(typeof(WidgetElement),
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99 new FrameworkPropertyMetadata(false));
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100
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101 KeyboardNavigation.DirectionalNavigationProperty.OverrideMetadata(
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102 typeof(WidgetElement), new FrameworkPropertyMetadata(KeyboardNavigationMode.Cycle));
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103
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104 KeyboardNavigation.TabNavigationProperty.OverrideMetadata(
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105 typeof(WidgetElement), new FrameworkPropertyMetadata(KeyboardNavigationMode.Cycle));
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106
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107 KeyboardNavigation.ControlTabNavigationProperty.OverrideMetadata(
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108 typeof(WidgetElement), new FrameworkPropertyMetadata(KeyboardNavigationMode.Once));
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109
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110 if (!DesignMode.IsInDesignMode
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111 && Application.Current.GetRenderTier() != RenderTier.Tier2)
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112 {
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113 WidgetElement.CacheModeProperty.OverrideMetadata(typeof(WidgetElement),
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114 new FrameworkPropertyMetadata(new BitmapCache { EnableClearType = true, RenderAtScale = 1, SnapsToDevicePixels = true }));
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115 }
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116 }
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117
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118 #endregion
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119
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120 #region · Fields ·
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121
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122 private Size previousSize;
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123
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124 #endregion
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125
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126 #region · Properties ·
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127
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128 /// <summary>
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129 /// Gets or sets a value that indicates whether a window is restored or minimized.
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130 /// This is a dependency property.
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131 /// </summary>
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132 /// <value>A <see cref="WindowState"/> that determines whether a window is restored, minimized, or maximized. The default is Normal (restored).</value>
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133 public WindowState WidgetState
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134 {
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135 get { return (WindowState)base.GetValue(WidgetStateProperty); }
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136 set
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137 {
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138 if ((WindowState)this.GetValue(WidgetStateProperty) != value)
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139 {
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140 base.SetValue(WidgetStateProperty, value);
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141 }
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142
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143 this.AdjustLayout();
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144 }
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145 }
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146
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147 /// <summary>
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148 /// Gets a value that indicates whether the minimize button is visible.
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149 /// This is a dependency property.
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150 /// </summary>
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151 public bool ShowMinimizeButton
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152 {
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153 get { return (bool)base.GetValue(ShowMinimizeButtonProperty); }
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154 set { base.SetValue(ShowMinimizeButtonProperty, value); }
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155 }
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156
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157 /// <summary>
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158 /// Gets or sets the Widget title
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159 /// </summary>
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160 public string Title
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161 {
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162 get { return (string)base.GetValue(TitleProperty); }
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163 set { base.SetValue(TitleProperty, value); }
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164 }
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165
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166 #endregion
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167
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168 #region · Internal Properties ·
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169
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170 /// <summary>
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171 /// Gets the Widget real Height based on the <see cref="WidgetState"/>.
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172 /// </summary>
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173 /// <remarks>Used for Widget serialization on <see cref="DesktopSerializer"/> class</remarks>
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174 internal double RealHeight
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175 {
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176 get
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177 {
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178 if (this.WidgetState == WindowState.Minimized)
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179 {
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180 return this.previousSize.Height;
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181 }
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182
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183 return this.Height;
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184 }
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185 }
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186
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187 #endregion
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188
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189 #region · Constructors ·
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190
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191 /// <summary>
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192 /// Initializes a new instance of the <see cref="WidgetElement"/> class.
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193 /// </summary>
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194 public WidgetElement()
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195 : base()
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196 {
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197 CommandBinding bindingMinimize = new CommandBinding(WidgetElement.MinimizeCommand, new ExecutedRoutedEventHandler(this.OnMinimizeWindow));
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198 this.CommandBindings.Add(bindingMinimize);
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199 }
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200
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201 #endregion
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202
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203 #region · Methods ·
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204
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205 /// <summary>
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206 /// Closes the desktop element
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207 /// </summary>
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208 public override void Close()
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209 {
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210 this.CommandBindings.Clear();
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211
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212 base.Close();
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213 }
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214
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215 #endregion
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216
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217 #region · Protected Methods
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218
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219 /// <summary>
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220 /// Focuses the window
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221 /// </summary>
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222 protected override void GiveFocus()
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223 {
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224 this.MoveFocus(FocusNavigationDirection.Next);
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225 }
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226
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227 #endregion
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228
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229 #region · Command Actions ·
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230
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231 /// <summary>
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232 /// Occurs when the widget is going to be minimized
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233 /// </summary>
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234 /// <param name="sender"></param>
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235 /// <param name="e"></param>
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236 private void OnMinimizeWindow(object sender, ExecutedRoutedEventArgs e)
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237 {
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238 if (this.WidgetState != WindowState.Minimized)
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239 {
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240 this.WidgetState = WindowState.Minimized;
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241 }
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242 else
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243 {
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244 this.WidgetState = WindowState.Normal;
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245 }
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246 }
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247
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248 #endregion
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249
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250 #region · Private Methods ·
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251
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252 private void AdjustLayout()
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253 {
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254 if (this.WidgetState == WindowState.Minimized)
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255 {
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256 this.previousSize = new Size(this.Width, this.Height);
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257 this.Height = 35;
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258 this.CanResize = false;
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259 }
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260 else
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261 {
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262 this.Height = this.previousSize.Height;
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263 this.previousSize = new Size(this.Width, this.Height);
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264 this.CanResize = true;
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265 }
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266 }
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267
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268 #endregion
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269 }
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270 }