1 using System;

2 using System.Collections.Generic;

3 using System.Linq;

4 using System.Net;

5 using System.Windows;

6 using System.Windows.Controls;

7 using System.Windows.Documents;

8 using System.Windows.Input;

9 using System.Windows.Media;

10 using System.Windows.Media.Animation;

11 using System.Windows.Shapes;

13 namespace WEBSWAPP.SilverLightUI

14 {

15 public partial class Page : UserControl

16 {

17 public Page()

18 {

19 InitializeComponent();

21 }

22 private ServiceReference1.LocationServiceSoapClient ws = null;

23 private void UserControl_Loaded(object sender, RoutedEventArgs e)

24 {

25 //wire up all of the events handlers

26 ws = new WEBSWAPP.SilverLightUI.ServiceReference1.LocationServiceSoapClient();

27 ws.GetSuggestionsCompleted +=

28 new EventHandler<WEBSWAPP.SilverLightUI.ServiceReference1.GetSuggestionsCompletedEventArgs>(ws_GetSuggestionsCompleted);

29 ws.GetCountriesCompleted +=

30 new EventHandler<WEBSWAPP.SilverLightUI.ServiceReference1.GetCountriesCompletedEventArgs>(ws_GetCountriesCompleted);

31 ws.GetCitiesCompleted +=

32 new EventHandler<WEBSWAPP.SilverLightUI.ServiceReference1.GetCitiesCompletedEventArgs>(ws_GetCitiesCompleted);

33 ws.GetCapitalCitiesCompleted +=

34 new EventHandler<WEBSWAPP.SilverLightUI.ServiceReference1.GetCapitalCitiesCompletedEventArgs>(ws_GetCapitalCitiesCompleted);

35 ws.GetCityInfoCompleted +=

36 new EventHandler<WEBSWAPP.SilverLightUI.ServiceReference1.GetCityInfoCompletedEventArgs>(ws_GetCityInfoCompleted);

37 ws.GetProvinceInfoCompleted +=

38 new EventHandler<WEBSWAPP.SilverLightUI.ServiceReference1.GetProvinceInfoCompletedEventArgs>(ws_GetProvinceInfoCompleted);

39 ws.GetCountryInfoCompleted +=

40 new EventHandler<WEBSWAPP.SilverLightUI.ServiceReference1.GetCountryInfoCompletedEventArgs>(ws_GetCountryInfoCompleted);

42 ws.GetCountriesAsync();

43 }

45 void ws_GetProvinceInfoCompleted(object sender, WEBSWAPP.SilverLightUI.ServiceReference1.GetProvinceInfoCompletedEventArgs e)

46 {

47 if (e.Error != null)

48 {

49 tbStatus.Text = e.Error.Message + " " + e.Error.InnerException.ToString();

50 tbStatus.Visibility = Visibility.Visible;

51 return;

52 }

53 lbProvinceInfo.ItemsSource = e.Result;

54 }

56 void ws_GetCountryInfoCompleted(object sender, WEBSWAPP.SilverLightUI.ServiceReference1.GetCountryInfoCompletedEventArgs e)

57 {

58 if (e.Error != null)

59 {

60 tbStatus.Text = e.Error.Message + " " + e.Error.InnerException.ToString();

61 tbStatus.Visibility = Visibility.Visible;

62 return;

63 }

64 lbCountryInfo.ItemsSource = e.Result;

65 }

67 void ws_GetCityInfoCompleted(object sender, WEBSWAPP.SilverLightUI.ServiceReference1.GetCityInfoCompletedEventArgs e)

68 {

69 if (e.Error != null)

70 {

71 tbStatus.Text = e.Error.Message + " " + e.Error.InnerException.ToString();

72 tbStatus.Visibility = Visibility.Visible;

73 return;

74 }

75 lbCityInfo.ItemsSource = e.Result;

77 }

79 void ws_GetCapitalCitiesCompleted(object sender, WEBSWAPP.SilverLightUI.ServiceReference1.GetCapitalCitiesCompletedEventArgs e)

80 {

81 if (e.Error != null)

82 {

83 tbStatus.Text = e.Error.Message + " " + e.Error.InnerException.ToString();

84 tbStatus.Visibility = Visibility.Visible;

85 return;

86 }

87 lbLocations.ItemsSource = null;

88 lbLocations.ItemsSource = e.Result;

89 }

91 void ws_GetCitiesCompleted(object sender, WEBSWAPP.SilverLightUI.ServiceReference1.GetCitiesCompletedEventArgs e)

92 {

93 if (e.Error != null)

94 {

95 tbStatus.Text = e.Error.Message + " " + e.Error.InnerException.ToString();

96 tbStatus.Visibility = Visibility.Visible;

97 return;

98 }

99 lbLocations.ItemsSource = null;

100 lbLocations.ItemsSource = e.Result;

101 }

102

103 void ws_GetCountriesCompleted(object sender, WEBSWAPP.SilverLightUI.ServiceReference1.GetCountriesCompletedEventArgs e)

104 {

105 if (e.Error != null)

106 {

107 tbStatus.Text = e.Error.Message + " " + e.Error.InnerException.ToString();

108 tbStatus.Visibility = Visibility.Visible;

109 return;

110 }

111

112 lbLocations.ItemsSource = null;

113 cbCountries.ItemsSource = e.Result;

114

115 }

116

117 void ws_GetSuggestionsCompleted(object sender, WEBSWAPP.SilverLightUI.ServiceReference1.GetSuggestionsCompletedEventArgs e)

118 {

119 if (e.Error != null)

120 {

121 tbStatus.Text = e.Error.Message + " " + e.Error.InnerException.ToString();

122 tbStatus.Visibility = Visibility.Visible;

123 return;

124 }

125 lbLocations.ItemsSource = null;

126 lbLocations.ItemsSource = e.Result;

127 }

128

129 private bool countryNameChanged;

130 private bool cityNameChanged;

131 private bool capitalCityChanged;

132

133 private void SelectRecord()

134 {

135 //this happens when the counry combobox selection is changed

136 if (cityNameChanged && capitalCityChanged)

137 {

138 if (string.IsNullOrEmpty(tbCity.Text)) //check box clicked

139 {

140 if ((cbCountries.SelectedItem as ServiceReference1.CountryInfo) == null)

141 ws.GetCapitalCitiesAsync(0,

142 chkCapital.IsChecked.HasValue ? chkCapital.IsChecked.Value : false);

143 else

144 ws.GetCapitalCitiesAsync((cbCountries.SelectedItem as ServiceReference1.CountryInfo).Id,

145 chkCapital.IsChecked.HasValue ? chkCapital.IsChecked.Value : false);

146 }

147

148 else //user typed a text in the city name textbox

149 {

150 if ((ServiceReference1.CountryInfo)cbCountries.SelectedItem == null)

151 {

152 ws.GetSuggestionsAsync(tbCity.Text, 0, 150);

153 }

154 else

155 {

156 ws.GetSuggestionsAsync(tbCity.Text, ((ServiceReference1.CountryInfo)cbCountries.SelectedItem).Id, 150);

157 }

158 }

159 }

160 else if (countryNameChanged)

161 {

162 ws.GetCapitalCitiesAsync(((ServiceReference1.CountryInfo)cbCountries.SelectedItem).Id,

163 chkCapital.IsChecked.HasValue ? chkCapital.IsChecked.Value : false);

164 }

165 }

166

167 private void tbCity_TextChanged(object sender, TextChangedEventArgs e)

168 {

169 cityNameChanged = true;

170 capitalCityChanged = true;

171 chkCapital.IsChecked = string.IsNullOrEmpty(tbCity.Text);

172 SelectRecord();

173 }

174

175 private void cbCountries_SelectionChanged(object sender, SelectionChangedEventArgs e)

176 {

177 if (e.AddedItems.Count != 0)

178 {

179 countryNameChanged = true;

180 SelectRecord();

181 }

182 }

183

184 private void CheckBox_Click(object sender, RoutedEventArgs e)

185 {

186 if (chkCapital.IsChecked.Value) tbCity.Text = string.Empty;

187 cityNameChanged = true;

188 capitalCityChanged = true;

189 SelectRecord();

190

191 }

192

193 private void ListBox_SelectionChanged(object sender, SelectionChangedEventArgs e)

194 {

195 ServiceReference1.CityInfo selectedCity = null;

196 if (e.AddedItems.Count == 0)

197 selectedCity = e.RemovedItems[0] as ServiceReference1.CityInfo;

198 else

199 selectedCity = e.AddedItems[0] as ServiceReference1.CityInfo;

200

201

202 if (selectedCity != null)

203 {

204 tbCityName.Text = "Information for the City named: " + selectedCity.Name;

205 tbProvinceName.Text = "Information for the province/state named: " + selectedCity.Province;

206 tbCountryName.Text = "Information for the country named: " + selectedCity.Country;

207 int cityId = selectedCity.Id;

208 ws.GetCityInfoAsync(cityId);

209 ws.GetProvinceInfoAsync(cityId);

210 ws.GetCountryInfoAsync(cityId);

211 }

212 }

213 }

214 }