// COPYRIGHT (C) Tom. ALL RIGHTS RESERVED.
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// THE AntdUI PROJECT IS AN WINFORM LIBRARY LICENSED UNDER THE Apache-2.0 License.
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// LICENSED UNDER THE Apache License, VERSION 2.0 (THE "License")
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// YOU MAY NOT USE THIS FILE EXCEPT IN COMPLIANCE WITH THE License.
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// YOU MAY OBTAIN A COPY OF THE LICENSE AT
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING, SOFTWARE
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// DISTRIBUTED UNDER THE LICENSE IS DISTRIBUTED ON AN "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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// SEE THE LICENSE FOR THE SPECIFIC LANGUAGE GOVERNING PERMISSIONS AND
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// LIMITATIONS UNDER THE License.
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// GITEE: https://gitee.com/antdui/AntdUI
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// GITHUB: https://github.com/AntdUI/AntdUI
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// CSDN: https://blog.csdn.net/v_132
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// QQ: 17379620
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using System;
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using System.Data;
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using System.Drawing;
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using System.Windows.Forms;
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namespace AntdUI
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{
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partial class Table
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{
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#region 编辑模式
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bool inEditMode = false;
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void EditModeClose()
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{
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if (inEditMode)
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{
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ScrollBar.OnInvalidate = null;
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Focus();
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inEditMode = false;
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}
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}
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void OnEditMode(RowTemplate it, TCell cell, int i_row, int i_col, int sx, int sy)
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{
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if (rows == null) return;
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if (it.AnimationHover)
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{
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it.ThreadHover?.Dispose();
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it.ThreadHover = null;
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}
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TCellColumn column = (TCellColumn)rows[0].cells[i_col];
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bool multiline = column.column.LineBreak;
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if (cell is TCellText cellText)
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{
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object? value = null;
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if (cell.PROPERTY != null && cell.VALUE != null) value = cell.PROPERTY.GetValue(cell.VALUE);
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else if (cell.VALUE is AntItem item) value = item.value;
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else value = cell.VALUE;
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bool isok = true;
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if (CellBeginEdit != null) isok = CellBeginEdit(this, new TableEventArgs(value, it.RECORD, i_row, i_col));
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if (!isok) return;
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inEditMode = true;
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ScrollBar.OnInvalidate = () => EditModeClose();
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BeginInvoke(new Action(() =>
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{
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for (int i = 0; i < rows.Length; i++) rows[i].hover = i == i_row;
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int height = Helper.GDI(g =>
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{
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if (multiline) return (int)Math.Ceiling(g.MeasureString(value?.ToString(), Font, cell.rect.Width).Height * 1.4F);
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return (int)Math.Ceiling(g.MeasureString(Config.NullText, Font).Height * 1.66F);
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});
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var edit_input = ShowInput(cell, sx, sy, height, multiline, value, _value =>
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{
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bool isok_end = true;
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if (CellEndEdit != null) isok_end = CellEndEdit(this, new TableEndEditEventArgs(_value, it.RECORD, i_row, i_col));
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if (isok_end)
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{
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cellText.value = _value;
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if (GetValue(value, _value, out var o))
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{
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if (it.RECORD is DataRow datarow) datarow[i_col] = o;
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else SetValue(cell, o);
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}
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}
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});
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if (cellText.column.Align == ColumnAlign.Center) edit_input.TextAlign = HorizontalAlignment.Center;
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else if (cellText.column.Align == ColumnAlign.Right) edit_input.TextAlign = HorizontalAlignment.Right;
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CellBeginEditInputStyle?.Invoke(this, new TableBeginEditInputStyleEventArgs(value, it.RECORD, i_row, i_col, ref edit_input));
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Controls.Add(edit_input);
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edit_input.Focus();
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}));
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}
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else if (cell is Template templates)
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{
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foreach (ITemplate template in templates.value)
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{
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if (template.Value is CellText text)
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{
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object? value = null;
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if (cell.PROPERTY != null && cell.VALUE != null) value = cell.PROPERTY.GetValue(cell.VALUE);
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else if (cell.VALUE is AntItem item) value = item.value;
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else value = cell.VALUE;
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bool isok = true;
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if (CellBeginEdit != null) isok = CellBeginEdit(this, new TableEventArgs(value, it.RECORD, i_row, i_col));
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if (!isok) return;
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inEditMode = true;
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ScrollBar.OnInvalidate = () => EditModeClose();
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BeginInvoke(new Action(() =>
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{
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for (int i = 0; i < rows.Length; i++)
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{
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rows[i].hover = i == i_row;
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}
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int height = Helper.GDI(g =>
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{
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if (multiline) return (int)Math.Ceiling(g.MeasureString(value?.ToString(), Font, cell.rect.Width).Height * 1.4F);
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return (int)Math.Ceiling(g.MeasureString(Config.NullText, Font).Height * 1.66F);
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});
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var edit_input = ShowInput(cell, sx, sy, height, multiline, value, _value =>
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{
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bool isok_end = true;
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if (CellEndEdit != null) isok_end = CellEndEdit(this, new TableEndEditEventArgs(_value, it.RECORD, i_row, i_col));
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if (isok_end)
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{
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if (value is CellText text2)
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{
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text2.Text = _value;
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SetValue(cell, text2);
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}
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else
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{
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text.Text = _value;
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if (GetValue(value, _value, out var o))
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{
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if (it.RECORD is DataRow datarow) datarow[i_col] = o;
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else SetValue(cell, o);
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}
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}
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}
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});
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CellBeginEditInputStyle?.Invoke(this, new TableBeginEditInputStyleEventArgs(value, it.RECORD, i_row, i_col, ref edit_input));
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if (template.Value.PARENT != null)
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{
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if (template.Value.PARENT.column.Align == ColumnAlign.Center) edit_input.TextAlign = HorizontalAlignment.Center;
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else if (template.Value.PARENT.column.Align == ColumnAlign.Right) edit_input.TextAlign = HorizontalAlignment.Right;
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}
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Controls.Add(edit_input);
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edit_input.Focus();
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}));
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return;
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}
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}
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}
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}
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bool GetValue(object? value, string _value, out object read)
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{
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if (value is int)
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{
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if (int.TryParse(_value, out var v))
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{
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read = v;
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return true;
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}
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}
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else if (value is double)
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{
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if (double.TryParse(_value, out var v))
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{
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read = v;
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return true;
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}
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}
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else if (value is decimal)
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{
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if (decimal.TryParse(_value, out var v))
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{
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read = v;
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return true;
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}
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}
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else if (value is float)
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{
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if (float.TryParse(_value, out var v))
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{
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read = v;
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return true;
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}
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}
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else
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{
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read = _value;
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return true;
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}
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read = _value;
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return false;
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}
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Input ShowInput(TCell cell, int sx, int sy, int height, bool multiline, object? value, Action<string> call)
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{
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Input input;
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if (value is CellText text2)
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{
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input = new Input
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{
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Multiline = multiline,
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Location = new Point(cell.RECT.X - sx, cell.RECT.Y - sy + (cell.RECT.Height - height) / 2),
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Size = new Size(cell.RECT.Width, height),
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Text = text2.Text ?? ""
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};
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}
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else
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{
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input = new Input
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{
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Multiline = multiline,
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Location = new Point(cell.RECT.X - sx, cell.RECT.Y - sy + (cell.RECT.Height - height) / 2),
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Size = new Size(cell.RECT.Width, height),
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Text = value?.ToString() ?? ""
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};
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}
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string old_text = input.Text;
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bool isone = true;
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input.KeyPress += (a, b) =>
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{
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if (a is Input input && isone)
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{
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if (b.KeyChar == 13)
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{
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isone = false;
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b.Handled = true;
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ScrollBar.OnInvalidate = null;
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if (old_text != input.Text) call(input.Text);
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inEditMode = false;
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input.Dispose();
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}
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}
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};
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input.LostFocus += (a, b) =>
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{
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if (a is Input input && isone)
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{
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isone = false;
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ScrollBar.OnInvalidate = null;
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if (old_text != input.Text) call(input.Text);
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inEditMode = false;
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input.Dispose();
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}
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};
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return input;
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}
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#endregion
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}
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}
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