namespace HydroUI
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{
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public partial class FormFilter : XtraForm
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{
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public List<Func<IBaseViewModel, bool>> rules = new List<Func<IBaseViewModel, bool>>();
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public TagList Tags=new TagList();
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public List<MapObjectType> Types=new List<MapObjectType>();
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public FormFilter(TagList tags)
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{
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InitializeComponent();
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// Generate buttons based on tags
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foreach (var tag in tags)
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{
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Button button = new Button();
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button.Text = tag;
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button.Tag = false;
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button.Click += (sender, e) =>
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{
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//bool Enabled = !button.BackColor.Equals(Color.Gray);
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bool Enabled=bool.Parse(button.Tag.ToString());
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if (Enabled)
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{
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button.Tag=false;
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button.BackColor = Color.White;
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Tags.Remove(tag);
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}
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else
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{
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button.Tag = true;
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button.BackColor = Color.SkyBlue;
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Tags.Add(tag);
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}
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};
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flowLayoutPanel1.Controls.Add(button);
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}
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this.Icon = Icon.ExtractAssociatedIcon(Application.ExecutablePath);
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}
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private void FormFilter_Load(object sender, EventArgs e)
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{
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}
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private void button1_Click(object sender, EventArgs e)
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{
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this.DialogResult=DialogResult.OK;
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}
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private void button2_Click(object sender, EventArgs e)
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{
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this.DialogResult=DialogResult.Cancel;
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}
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private void button_add_Click(object sender, EventArgs e)
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{
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rules.Add(o =>
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{
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//查找属性显示名称DisplayName为comboBox_type.text的属性
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var propertyDescriptor = TypeDescriptor.GetProperties(o)[comboBox_type.Text];
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if (propertyDescriptor == null) return false;
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//获取属性的值
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var value = propertyDescriptor.GetValue(o);
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//根据combobox_opt的选项，对value和textBox_value.Text进行比较
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switch (comboBox_opt.Text)
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{
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case "等于":
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return value.ToString() == textBox_value.Text;
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case "不等于":
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return value.ToString() != textBox_value.Text;
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case "大于":
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return double.Parse(value.ToString()) > double.Parse(textBox_value.Text);
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case "小于":
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return double.Parse(value.ToString()) < double.Parse(textBox_value.Text);
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case "大于等于":
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return double.Parse(value.ToString()) >= double.Parse(textBox_value.Text);
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case "小于等于":
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return double.Parse(value.ToString()) <= double.Parse(textBox_value.Text);
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case "包含":
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return value.ToString().Contains(textBox_value.Text);
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case "不包含":
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return !value.ToString().Contains(textBox_value.Text);
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default:
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return false;
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}
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});
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//在listbox中显示添加的规则
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listBox1.Items.Add(comboBox_type.Text + comboBox_opt.Text + textBox_value.Text);
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}
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private void button_minus_Click(object sender, EventArgs e)
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{
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//在listbox中删除选中的规则，同时在rules中删除对应的规则
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if (listBox1.SelectedIndex >= 0)
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{
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rules.RemoveAt(listBox1.SelectedIndex);
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listBox1.Items.RemoveAt(listBox1.SelectedIndex);
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}
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}
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}
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}
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