316 lines
8.0 KiB
C#
316 lines
8.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Windows.Forms;
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using BizHawk.Common;
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using BizHawk.Common.ReflectionExtensions;
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using BizHawk.Client.Common;
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namespace BizHawk.Client.EmuHawk.WinFormExtensions
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{
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public static class ControlExtensions
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{
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public static void PopulateFromEnum<T>(this ComboBox box, object enumVal)
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where T : struct, IConvertible
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{
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if (!typeof(T).IsEnum)
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{
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throw new ArgumentException("T must be an enumerated type");
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}
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box.Items.Clear();
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box.Items.AddRange(
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typeof(T).GetEnumDescriptions()
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.ToArray());
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box.SelectedItem = enumVal.GetDescription();
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}
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// extension method to make Control.Invoke easier to use
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public static object Invoke(this Control control, Action action)
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{
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return control.Invoke(action);
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}
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// extension method to make Control.BeginInvoke easier to use
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public static IAsyncResult BeginInvoke(this Control control, Action action)
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{
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return control.BeginInvoke(action);
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}
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public static void AddColumn(this ListView listView, string columnName, bool enabled, int columnWidth)
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{
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if (enabled)
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{
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if (listView.Columns[columnName] == null)
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{
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var column = new ColumnHeader
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{
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Name = columnName,
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Text = columnName.Replace("Column", ""),
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Width = columnWidth,
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};
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listView.Columns.Add(column);
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}
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}
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}
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public static void AddColumn(this ListView listView, ToolDialogSettings.Column column)
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{
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if (column.Visible)
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{
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if (listView.Columns[column.Name] == null)
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{
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var lsstViewColumn = new ColumnHeader
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{
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Name = column.Name,
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Text = column.Name.Replace("Column", ""),
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Width = column.Width,
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DisplayIndex = column.Index
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};
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listView.Columns.Add(lsstViewColumn);
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}
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}
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}
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public static ToolStripMenuItem GenerateColumnsMenu(this ToolDialogSettings.ColumnList list, Action changeCallback)
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{
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var menu = new ToolStripMenuItem
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{
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Name = "GeneratedColumnsSubMenu",
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Text = "Columns"
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};
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var dummyList = list;
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foreach (var column in dummyList)
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{
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var menuItem = new ToolStripMenuItem
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{
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Name = column.Name,
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Text = column.Name.Replace("Column", "")
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};
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menuItem.Click += (o, ev) =>
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{
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dummyList[menuItem.Name].Visible ^= true;
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changeCallback();
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};
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menu.DropDownItems.Add(menuItem);
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}
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menu.DropDownOpened += (o, e) =>
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{
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foreach (var column in dummyList)
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{
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(menu.DropDownItems[column.Name] as ToolStripMenuItem).Checked = column.Visible;
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}
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};
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return menu;
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}
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public static Point ChildPointToScreen(this Control control, Control child)
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{
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return control.PointToScreen(new Point(child.Location.X, child.Location.Y));
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}
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#region Enumerable to Enumerable<T>
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/// <summary>
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/// Converts the outdated IEnumerable Controls property to a IEnumerable<T> like .NET should have done a long time ago
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/// </summary>
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public static IEnumerable<Control> Controls(this Control control)
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{
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return control.Controls
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.OfType<Control>();
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}
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public static IEnumerable<TabPage> TabPages(this TabControl tabControl)
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{
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return tabControl.TabPages.Cast<TabPage>();
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}
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public static IEnumerable<int> SelectedIndices(this ListView listView)
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{
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return listView.SelectedIndices.Cast<int>();
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}
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public static IEnumerable<ColumnHeader> ColumnHeaders(this ListView listView)
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{
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return listView.Columns.OfType<ColumnHeader>();
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}
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#endregion
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}
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public static class FormExtensions
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{
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/// <summary>
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/// Handles EmuHawk specific issues before showing a modal dialog
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/// </summary>
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public static DialogResult ShowHawkDialog(this Form form, IWin32Window owner = null, Point position = default(Point))
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{
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GlobalWin.Sound.StopSound();
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if (position != default(Point))
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{
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form.StartPosition = FormStartPosition.Manual;
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form.Location = position;
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}
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var result = (owner == null ? form.ShowDialog(new Form() { TopMost = true }) : form.ShowDialog(owner));
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GlobalWin.Sound.StartSound();
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return result;
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}
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/// <summary>
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/// Handles EmuHawk specific issues before showing a modal dialog
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/// </summary>
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public static DialogResult ShowHawkDialog(this CommonDialog form)
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{
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GlobalWin.Sound.StopSound();
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var tempForm = new Form() { TopMost = true };
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var result = form.ShowDialog(tempForm);
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tempForm.Dispose();
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GlobalWin.Sound.StartSound();
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return result;
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}
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}
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public static class ListViewExtensions
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{
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[StructLayout(LayoutKind.Sequential)]
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public struct HDITEM
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{
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public Mask mask;
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public int cxy;
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[MarshalAs(UnmanagedType.LPTStr)]
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public string pszText;
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public IntPtr hbm;
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public int cchTextMax;
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public Format fmt;
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public IntPtr lParam;
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// _WIN32_IE >= 0x0300
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public int iImage;
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public int iOrder;
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// _WIN32_IE >= 0x0500
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public uint type;
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public IntPtr pvFilter;
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// _WIN32_WINNT >= 0x0600
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public uint state;
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[Flags]
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public enum Mask
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{
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Format = 0x4, // HDI_FORMAT
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};
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[Flags]
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public enum Format
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{
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SortDown = 0x200, // HDF_SORTDOWN
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SortUp = 0x400, // HDF_SORTUP
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};
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};
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public const int LVM_FIRST = 0x1000;
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public const int LVM_GETHEADER = LVM_FIRST + 31;
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public const int HDM_FIRST = 0x1200;
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public const int HDM_GETITEM = HDM_FIRST + 11;
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public const int HDM_SETITEM = HDM_FIRST + 12;
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[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
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static extern IntPtr SendMessage(IntPtr hWnd, UInt32 msg, IntPtr wParam, IntPtr lParam);
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[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
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static extern IntPtr SendMessage(IntPtr hWnd, UInt32 msg, IntPtr wParam, ref HDITEM lParam);
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/// <summary>
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/// Dumps the contents of the ListView into a tab separated list of lines
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/// </summary>
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public static string CopyItemsAsText(this ListView listViewControl)
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{
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var indexes = listViewControl.SelectedIndices;
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if (indexes.Count <= 0)
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{
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return "";
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}
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var sb = new StringBuilder();
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// walk over each selected item and subitem within it to generate a string from it
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foreach (int index in indexes)
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{
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foreach (ListViewItem.ListViewSubItem item in listViewControl.Items[index].SubItems)
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{
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if (!String.IsNullOrWhiteSpace(item.Text))
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{
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sb.Append(item.Text).Append('\t');
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}
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}
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// remove the last tab
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sb.Remove(sb.Length - 1, 1);
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sb.Append("\r\n");
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}
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// remove last newline
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sb.Length -= 2;
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return sb.ToString();
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}
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public static void SetSortIcon(this ListView listViewControl, int columnIndex, SortOrder order)
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{
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IntPtr columnHeader = SendMessage(listViewControl.Handle, LVM_GETHEADER, IntPtr.Zero, IntPtr.Zero);
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for (int columnNumber = 0; columnNumber <= listViewControl.Columns.Count - 1; columnNumber++)
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{
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var columnPtr = new IntPtr(columnNumber);
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var item = new HDITEM
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{
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mask = HDITEM.Mask.Format
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};
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if (SendMessage(columnHeader, HDM_GETITEM, columnPtr, ref item) == IntPtr.Zero)
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{
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throw new Win32Exception();
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}
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if (order != SortOrder.None && columnNumber == columnIndex)
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{
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switch (order)
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{
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case SortOrder.Ascending:
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item.fmt &= ~HDITEM.Format.SortDown;
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item.fmt |= HDITEM.Format.SortUp;
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break;
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case SortOrder.Descending:
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item.fmt &= ~HDITEM.Format.SortUp;
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item.fmt |= HDITEM.Format.SortDown;
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break;
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}
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}
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else
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{
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item.fmt &= ~HDITEM.Format.SortDown & ~HDITEM.Format.SortUp;
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}
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if (SendMessage(columnHeader, HDM_SETITEM, columnPtr, ref item) == IntPtr.Zero)
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{
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throw new Win32Exception();
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}
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}
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}
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}
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}
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