* UIRadioButtonGroup: 重写UIRadioButtonGroup
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Sunny
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0d86af2a23
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8ce0156d97
@ -23,6 +23,7 @@
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* 2022-11-21: V3.2.9 修复未显示时切换节点文本为空的问题
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* 2023-04-22: V3.3.5 设置选择项ForeColor
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* 2023-06-27: V3.3.9 内置条目关联值由Tag改为TagString
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* 2023-11-09: V3.5.2 重写UIRadioButtonGroup
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******************************************************************************/
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using System;
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@ -45,18 +46,38 @@ namespace Sunny.UI
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public UIRadioButtonGroup()
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{
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items.CountChange += Items_CountChange;
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ForeColor = UIStyles.Blue.CheckBoxForeColor;
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checkBoxColor = UIStyles.Blue.CheckBoxColor;
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hoverColor = UIStyles.Blue.ListItemHoverColor;
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}
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protected override void OnFontChanged(EventArgs e)
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{
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base.OnFontChanged(e);
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private Color checkBoxColor;
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private Color hoverColor;
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if (DefaultFontSize < 0)
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/// <summary>
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/// 设置主题样式
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/// </summary>
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/// <param name="uiColor">主题样式</param>
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public override void SetStyleColor(UIBaseStyle uiColor)
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{
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base.SetStyleColor(uiColor);
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checkBoxColor = uiColor.CheckBoxColor;
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ForeColor = uiColor.CheckBoxForeColor;
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hoverColor = uiColor.ListItemHoverColor;
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}
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/// <summary>
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/// 填充颜色，当值为背景色或透明色或空值则不填充
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/// </summary>
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[Description("填充颜色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "80, 160, 255")]
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public Color RadioButtonColor
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{
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get => checkBoxColor;
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set
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{
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foreach (var item in buttons)
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{
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item.Font = Font;
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}
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checkBoxColor = value;
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Invalidate();
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}
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}
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@ -65,28 +86,12 @@ namespace Sunny.UI
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Invalidate();
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}
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~UIRadioButtonGroup()
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{
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ClearButtons();
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}
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private void ClearButtons()
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{
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foreach (var button in buttons)
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{
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button.Hide();
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button.Dispose();
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}
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buttons.Clear();
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}
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public void Clear()
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{
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Items.Clear();
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ClearButtons();
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SelectedIndex = -1;
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Invalidate();
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ValueChanged(this, -1, "");
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}
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
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@ -98,42 +103,6 @@ namespace Sunny.UI
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private readonly UIObjectCollection items = new UIObjectCollection();
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private void CreateBoxes()
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{
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if (Items.Count == 0) return;
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if (Items.Count != buttons.Count)
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{
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ClearButtons();
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for (int i = 0; i < Items.Count; i++)
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{
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UIRadioButton button = new UIRadioButton
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{
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BackColor = Color.Transparent,
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Font = Font,
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Parent = this,
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TagString = i.ToString(),
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Style = Style,
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Text = Items[i]?.ToString(),
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StyleCustomMode = StyleCustomMode,
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ForeColor = ForeColor
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};
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button.ValueChanged += Button_ValueChanged;
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buttons.Add(button);
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}
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}
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}
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protected override void AfterSetForeColor(Color color)
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{
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base.AfterSetForeColor(color);
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foreach (var item in buttons)
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{
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item.ForeColor = color;
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}
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}
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/// <summary>
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/// 重载绘图
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/// </summary>
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@ -142,30 +111,124 @@ namespace Sunny.UI
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{
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base.OnPaint(e);
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CreateBoxes();
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if (Items.Count == 0) return;
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if (activeIndex >= 0 && CheckBoxRects.ContainsKey(activeIndex))
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{
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e.Graphics.FillRectangle(hoverColor, CheckBoxRects[activeIndex]);
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}
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int startX = StartPos.X;
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int startY = TitleTop + StartPos.Y;
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for (int i = 0; i < Items.Count; i++)
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{
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buttons[i].Text = Items[i].ToString();
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string text = Items[i].ToString();
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int rowIndex = i / ColumnCount;
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int columnIndex = i % ColumnCount;
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int left = startX + ItemSize.Width * columnIndex + ColumnInterval * columnIndex;
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int top = startY + ItemSize.Height * rowIndex + RowInterval * rowIndex;
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Rectangle rect = new Rectangle(left, top, ItemSize.Width, ItemSize.Height);
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if (CheckBoxRects.NotContainsKey(i))
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CheckBoxRects.Add(i, rect);
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else
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CheckBoxRects[i] = rect;
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int ImageSize = RadioButtonSize;
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//图标
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top = rect.Top + (rect.Height - ImageSize) / 2;
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left = rect.Left + 6;
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Color color = Enabled ? checkBoxColor : foreDisableColor;
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if (SelectedIndex == i)
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{
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e.Graphics.FillEllipse(color, left, top, ImageSize, ImageSize);
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float pointSize = ImageSize - 4;
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e.Graphics.FillEllipse(BackColor.IsValid() ? BackColor : Color.White,
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left + ImageSize / 2.0f - pointSize / 2.0f,
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top + ImageSize / 2.0f - pointSize / 2.0f,
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pointSize, pointSize);
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pointSize = ImageSize - 8;
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e.Graphics.FillEllipse(color,
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left + ImageSize / 2.0f - pointSize / 2.0f,
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top + ImageSize / 2.0f - pointSize / 2.0f,
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pointSize, pointSize);
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}
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else
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{
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using Pen pn = new Pen(color, 2);
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e.Graphics.SetHighQuality();
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e.Graphics.DrawEllipse(pn, left + 1, top + 1, ImageSize - 2, ImageSize - 2);
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e.Graphics.SetDefaultQuality();
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}
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e.Graphics.DrawString(text, Font, ForeColor, rect, ContentAlignment.MiddleLeft, ImageSize + 10, 0);
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buttons[i].Left = startX + ItemSize.Width * columnIndex + ColumnInterval * columnIndex;
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buttons[i].Top = startY + ItemSize.Height * rowIndex + RowInterval * rowIndex;
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buttons[i].Size = ItemSize;
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buttons[i].Show();
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}
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}
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private void Button_ValueChanged(object sender, bool value)
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private Dictionary<int, bool> CheckStates = new Dictionary<int, bool>();
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private Dictionary<int, Rectangle> CheckBoxRects = new Dictionary<int, Rectangle>();
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int activeIndex = -1;
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private int _imageSize = 16;
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[DefaultValue(16)]
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[Description("图标大小"), Category("SunnyUI")]
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[Browsable(false)]
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public int RadioButtonSize
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{
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UIRadioButton button = (UIRadioButton)sender;
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if (value)
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get => _imageSize;
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set
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{
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SelectedIndex = button.TagString.ToInt();
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_imageSize = Math.Max(value, 16);
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_imageSize = Math.Min(value, 64);
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Invalidate();
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}
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}
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protected override void OnMouseMove(MouseEventArgs e)
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{
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base.OnMouseMove(e);
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int index = -1;
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foreach (var item in CheckBoxRects)
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{
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if (e.Location.InRect(item.Value))
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{
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index = item.Key;
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break;
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}
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}
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if (activeIndex != index)
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{
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activeIndex = index;
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Invalidate();
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}
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}
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protected override void OnMouseLeave(EventArgs e)
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{
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base.OnMouseLeave(e);
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activeIndex = -1;
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Invalidate();
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}
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protected override void OnMouseClick(MouseEventArgs e)
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{
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base.OnMouseClick(e);
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foreach (var pair in CheckBoxRects)
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{
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if (e.Location.InRect(pair.Value) && pair.Key >= 0 && pair.Key < items.Count)
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{
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SelectedIndex = pair.Key;
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Invalidate();
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}
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}
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}
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@ -178,11 +241,6 @@ namespace Sunny.UI
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get => selectedIndex;
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set
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{
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if (buttons.Count != Items.Count)
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{
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CreateBoxes();
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}
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if (Items.Count == 0)
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{
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selectedIndex = -1;
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@ -191,28 +249,13 @@ namespace Sunny.UI
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if (SelectedIndex != value)
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{
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if (value >= 0 && value < buttons.Count)
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{
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selectedIndex = value;
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buttons[value].Checked = true;
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ValueChanged?.Invoke(this, value, buttons[value].Text);
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}
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selectedIndex = value;
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Invalidate();
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ValueChanged?.Invoke(this, value, items.ContainsIndex(value) ? items[value].ToString() : "");
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}
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}
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}
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public void SelectedNone()
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{
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foreach (var button in buttons)
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{
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button.Checked = false;
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}
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selectedIndex = -1;
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}
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private readonly List<UIRadioButton> buttons = new List<UIRadioButton>();
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private int columnCount = 1;
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[DefaultValue(1)]
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@ -227,9 +270,9 @@ namespace Sunny.UI
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}
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}
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private Size itemSize = new Size(150, 35);
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private Size itemSize = new Size(150, 29);
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[DefaultValue(typeof(Size), "150, 35")]
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[DefaultValue(typeof(Size), "150, 29")]
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[Description("列表项大小"), Category("SunnyUI")]
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public Size ItemSize
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{
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@ -255,9 +298,9 @@ namespace Sunny.UI
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}
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}
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public int columnInterval;
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public int columnInterval = 6;
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[DefaultValue(0)]
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[DefaultValue(6)]
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[Description("显示列间隔"), Category("SunnyUI")]
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public int ColumnInterval
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{
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@ -269,9 +312,9 @@ namespace Sunny.UI
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}
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}
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private int rowInterval;
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private int rowInterval = 2;
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[DefaultValue(0)]
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[DefaultValue(2)]
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[Description("显示行间隔"), Category("SunnyUI")]
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public int RowInterval
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{
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