/// <summary>
/// 进入动弹详情页
/// </summary>
private void list_Tweets_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
TweetUnit t = this.list_Tweets.SelectedItem as TweetUnit;
this.list_Tweets.SelectedItem = null;
if (t != null)
{
Tool.ToDetailPage(t.id.ToString( ), DetailType.Tweet);
}
}
/// <summary>
/// 点击头像进入用户专页
/// </summary>
private void img_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
TweetUnit t = (sender as Image).DataContext as TweetUnit;
if (t != null)
{
//进入用户专页
Tool.ToUserPage(t.authorID);
e.Handled = true;
}
}
/// <summary>
/// 显示动弹对象
/// </summary>
/// <param name="t">动弹对象</param>
private void DisplayTweet(TweetUnit t)
{
this.currentTweet = t;
//开始关闭动画 (建议 Fade)
this.fadeOut.Begin( );
this.fadeOut.Completed += (s, e) =>
{
//然后控件转变
this.lblName.Text = string.Format("{0}:", t.author);
this.lblContent.Text = t.body;
this.lblComment.Text = string.Format("{0} {1}评", t.pubDateFormat, t.commentCount);
this.imgPortrait.Source = new BitmapImage(new Uri(t.portrait.IsNotNullOrWhitespace( ) ? t.portrait : "/Resource/avatar_noimg.jpg", UriKind.RelativeOrAbsolute));
//最后执行上移动画
this.fadeIn.Begin( );
};
}
/// <summary>
/// 删除动弹
/// </summary>
private void menu_Delete_Click(object sender, RoutedEventArgs e)
{
MenuItem item = sender as MenuItem;
TweetUnit t = item.DataContext as TweetUnit;
if (t != null)
{
if (t.authorID != Config.UID)
{
MessageBox.Show("不能删除别人的动弹", "温馨提示", MessageBoxButton.OK);
return;
}
Dictionary <string, string> parameters = new Dictionary <string, string>
{
{ "uid", Config.UID.ToString() },
{ "tweetid", t.id.ToString() },
};
WebClient client = Tool.SendWebClient(Config.api_tweet_delete, parameters);
client.DownloadStringCompleted += (s, e1) =>
{
if (e1.Error != null)
{
System.Diagnostics.Debug.WriteLine("删除动弹时网络错误: {0}", e1.Error.Message);
return;
}
else
{
ApiResult result = Tool.GetApiResult(e1.Result);
switch (result.errorCode)
{
case 1:
this.listBoxHelper.Refresh( );
break;
case 0:
case -1:
case -2:
MessageBox.Show(result.errorMessage, "温馨提示", MessageBoxButton.OK);
break;
default:
break;
}
}
};
}
}
/// <summary>
/// 如果动弹不包含图片 则删除Image控件节约性能
/// </summary>
private void imgTweet_Loaded(object sender, RoutedEventArgs e)
{
Image img = sender as Image;
TweetUnit t = img.DataContext as TweetUnit;
if (t != null && t.imgSmall.IsNotNullOrWhitespace( ))
{
}
else
{
Panel panel = img.Parent as Panel;
if (panel != null)
{
panel.Children.Remove(img);
}
}
}
/// <summary>
/// 点击动弹图片 打开大图进行查看
/// </summary>
private void imgTweet_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
TweetUnit t = (sender as Image).DataContext as TweetUnit;
if (t != null)
{
e.Handled = true;
//查看大图
this.pop = new PopUpImage( );
this.pop.Create(t.imgBig);
this.IsEnabled = false;
this.pop.pop.Closed += (s, e1) =>
{
this.IsEnabled = true;
};
}
}
/// <summary>
/// 获取下一个动弹对象
/// </summary>
/// <param name="tweets">动弹集合</param>
private void GetNextTweetUnit(TweetUnit[] tweets)
{
if (tweets != null && tweets.Length > 0)
{
TweetUnit t = tweets[0];
for (int i = 0; i < tweets.Length; i++)
{
if (tweets[i].id == tweetID)
{
//返回下一项
t = i < tweets.Length - 1 ? tweets[i + 1] : tweets[0];
break;
}
}
//获取下一项
this.tweetID = t.id;
this.DisplayTweet(t);
}
}
