上传界面显示

2025-03-16 13:11:08 +08:00
parent ca6476b87c
commit c49c45d6e4
62 changed files with 9095 additions and 1204 deletions
--- a/DH.Commons/Helper/UIHelper.cs
+++ b/DH.Commons/Helper/UIHelper.cs
@ -0,0 +1,123 @@
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace DH.Commons.Enums
+{
+    public static class UIHelper
+    {
+        public static void SetCombo(ComboBox cbo, object dataSource, string display, string value)
+        {
+            cbo.DataSource = dataSource;
+            cbo.DisplayMember = display;
+            if (!string.IsNullOrWhiteSpace(value))
+            {
+                cbo.ValueMember = value;
+            }
+        }
+
+        public static void SetCombo(ToolStripComboBox cbo, object dataSource, string display, string value)
+        {
+            cbo.ComboBox.DataSource = dataSource;
+            cbo.ComboBox.DisplayMember = display;
+            if (!string.IsNullOrWhiteSpace(value))
+            {
+                cbo.ComboBox.ValueMember = value;
+            }
+        }
+
+        public static void SetCombo(DataGridViewComboBoxColumn cbo, object dataSource, string display, string value)
+        {
+            cbo.DataSource = dataSource;
+            cbo.DisplayMember = display;
+            if (!string.IsNullOrWhiteSpace(value))
+            {
+                cbo.ValueMember = value;
+            }
+        }
+    }
+
+    #region DataGridView设置列头为复选框
+    public class DataGridViewCheckboxHeaderEventArgs : EventArgs
+    {
+        private bool checkedState = false;
+
+        public bool CheckedState
+        {
+            get { return checkedState; }
+            set { checkedState = value; }
+        }
+    }
+
+    public delegate void DataGridViewCheckboxHeaderEventHander(object sender, DataGridViewCheckboxHeaderEventArgs e);
+    public class DataGridViewCheckboxHeaderCell : DataGridViewColumnHeaderCell
+    {
+        Point checkBoxLocation;
+        Size checkBoxSize;
+        bool _checked = false;
+        Point _cellLocation = new Point();
+        System.Windows.Forms.VisualStyles.CheckBoxState _cbState = System.Windows.Forms.VisualStyles.CheckBoxState.UncheckedNormal;
+
+        public event DataGridViewCheckboxHeaderEventHander OnCheckBoxClicked;
+
+        //绘制列头checkbox
+        protected override void Paint(System.Drawing.Graphics graphics,
+                                        System.Drawing.Rectangle clipBounds,
+                                        System.Drawing.Rectangle cellBounds,
+                                        int rowIndex,
+                                        DataGridViewElementStates dataGridViewElementState,
+                                        object value,
+                                        object formattedValue,
+                                        string errorText,
+                                        DataGridViewCellStyle cellStyle,
+                                        DataGridViewAdvancedBorderStyle advancedBorderStyle,
+                                        DataGridViewPaintParts paintParts)
+        {
+            base.Paint(graphics, clipBounds, cellBounds, rowIndex,
+            dataGridViewElementState, value,
+            formattedValue, errorText, cellStyle,
+            advancedBorderStyle, paintParts);
+
+            Point p = new Point();
+            Size s = CheckBoxRenderer.GetGlyphSize(graphics, System.Windows.Forms.VisualStyles.CheckBoxState.UncheckedNormal);
+            p.X = cellBounds.Location.X + (cellBounds.Width / 2) - (s.Width / 2) - 1;   //列头checkbox的X坐标
+            p.Y = cellBounds.Location.Y + (cellBounds.Height / 2) - (s.Height / 2);     //列头checkbox的Y坐标
+            _cellLocation = cellBounds.Location;
+            checkBoxLocation = p;
+            checkBoxSize = s;
+            if (_checked)
+                _cbState = System.Windows.Forms.VisualStyles.CheckBoxState.CheckedNormal;
+            else
+                _cbState = System.Windows.Forms.VisualStyles.CheckBoxState.UncheckedNormal;
+
+            CheckBoxRenderer.DrawCheckBox(graphics, checkBoxLocation, _cbState);
+        }
+
+        ///
+        /// 点击列头checkbox单击事件
+        ///
+        protected override void OnMouseClick(DataGridViewCellMouseEventArgs e)
+        {
+            Point p = new Point(e.X + _cellLocation.X, e.Y + _cellLocation.Y);
+            if (p.X >= checkBoxLocation.X && p.X <= checkBoxLocation.X + checkBoxSize.Width
+            && p.Y >= checkBoxLocation.Y && p.Y <= checkBoxLocation.Y + checkBoxSize.Height)
+            {
+                _checked = !_checked;
+
+                //获取列头checkbox的选择状态
+                DataGridViewCheckboxHeaderEventArgs ex = new DataGridViewCheckboxHeaderEventArgs();
+                ex.CheckedState = _checked;
+
+                object sender = new object();//此处不代表选择的列头checkbox，只是作为参数传递。因为列头checkbox是绘制出来的，无法获得它的实例
+
+                if (OnCheckBoxClicked != null)
+                {
+                    OnCheckBoxClicked(sender, ex);//触发单击事件
+                    DataGridView.InvalidateCell(this);
+                }
+            }
+            base.OnMouseClick(e);
+        }
+    }
+    #endregion
+}