mirror of
https://github.com/Hofknecht/SystemTrayMenu.git
synced 2024-09-30 17:16:52 +13:00
5dd5e68d3d
When a folder cannot be accessed due to rights management, it will show 'inaccessible' instead of 'empty'
322 lines
No EOL
9.1 KiB
C#
322 lines
No EOL
9.1 KiB
C#
using System;
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using System.Drawing;
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using System.Linq;
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using System.Reflection;
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using System.Windows.Forms;
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using SystemTrayMenu.Controls;
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namespace SystemTrayMenu
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{
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public partial class Menu : Form, IDisposable
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{
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public new event EventHandler MouseWheel;
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public event EventHandler Deactivated;
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public event EventHandler UserClickedOpenFolder;
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public event Action<Keys> CmdKeyProcessed;
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public enum Type
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{
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Main,
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Sub,
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Empty,
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NoAccess,
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MaxReached
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}
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public bool IsFadingIn
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{
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get
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{
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return FadeForm.IsFadingIn;
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}
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}
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public bool IsFadingOut
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{
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get
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{
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return FadeForm.IsFadingOut;
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}
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}
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public int Level = 0;
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FadeForm FadeForm = null;
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public Menu()
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{
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FadeForm = new FadeForm(this);
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InitializeComponent();
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SetDoubleBuffer(dgv, true);
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DataGridViewCellStyle dgvCellStyle = new DataGridViewCellStyle();
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dgvCellStyle.SelectionBackColor = MenuDefines.FileHover;
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dgvCellStyle.SelectionForeColor = Color.Black;
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this.dgv.DefaultCellStyle = dgvCellStyle;
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}
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static void SetDoubleBuffer(Control ctl, bool DoubleBuffered)
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{
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typeof(Control).InvokeMember("DoubleBuffered",
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BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.SetProperty,
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null, ctl, new object[] { DoubleBuffered });
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}
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public void SetTypeSub()
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{
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SetType(Type.Sub);
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}
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public void SetTypeEmpty()
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{
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SetType(Type.Empty);
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}
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public void SetTypeNoAccess()
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{
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SetType(Type.NoAccess);
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}
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public void SetType(Type type)
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{
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switch (type)
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{
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case Type.Sub:
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if (!labelTitle.IsDisposed)
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{
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labelTitle.Dispose();
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}
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break;
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case Type.Empty:
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SetTitle(Program.Translate("Folder empty"));
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labelTitle.BackColor = MenuDefines.Background;
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break;
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case Type.NoAccess:
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SetTitle(Program.Translate("Folder inaccessible"));
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labelTitle.BackColor = MenuDefines.Background;
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break;
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case Type.MaxReached:
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SetTitle($"Max {MenuDefines.MenusMax - 1} Menus");
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labelTitle.BackColor = MenuDefines.Background;
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break;
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case Type.Main:
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break;
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default:
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break;
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}
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}
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public bool IsVisible()
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{
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return Visible;
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}
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public bool IsActive(Form activeForm)
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{
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bool isActive = (this == activeForm);
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return isActive;
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}
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public bool IsMouseOn(Point mousePosition)
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{
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bool isMouseOn = Visible && Opacity >= MenuDefines.OpacityHalfValue
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&& ClientRectangle.Contains(
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PointToClient(mousePosition));
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return isMouseOn;
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}
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public DataGridView GetDataGridView()
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{
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return dgv;
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}
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public void SetTitle(string title)
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{
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if (title.Length > MenuDefines.LengthMax)
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{
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title = $"{title.Substring(0, MenuDefines.LengthMax)}...";
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}
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labelTitle.Text = title;
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}
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public void FadeIn()
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{
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FadeForm.FadeIn();
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}
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public void FadeHalf()
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{
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FadeForm.FadeHalf();
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}
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public void FadeOut()
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{
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FadeForm.FadeOut();
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}
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public void AdjustLocationAndSize(Screen screen)
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{
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DataGridViewElementStates states = DataGridViewElementStates.None;
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dgv.AutoResizeRows();
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int height = (int)(dgv.Rows.GetRowsHeight(states));
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int heightMax = screen.Bounds.Height -
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new Taskbar().Size.Height -
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labelTitle.Height;
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if (height > heightMax)
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{
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height = heightMax;
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}
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dgv.Height = height;
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AdjustDataGridViewSize();
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int x = screen.Bounds.Right - Width;
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int y = heightMax - Height + labelTitle.Height;
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Location = new Point(x, y);
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}
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public void AdjustLocationAndSize(int heightMax, int widthPredecessors,
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Menu menuPredecessor)
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{
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DataGridViewElementStates states = DataGridViewElementStates.None;
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this.dgv.AutoResizeRows();
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int height = this.dgv.Rows.GetRowsHeight(states);
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if (height > heightMax)
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{
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height = heightMax;
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}
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this.dgv.Height = height;
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AdjustDataGridViewSize();
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int x = menuPredecessor.Location.X - Width +
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(int)Math.Round(Program.ScalingFactor, 0,
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MidpointRounding.AwayFromZero);
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RowData trigger = (RowData)Tag;
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DataGridView dgv = menuPredecessor.GetDataGridView();
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if (dgv.Rows.Count > trigger.RowIndex)
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{
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var cellRectangle = dgv.GetCellDisplayRectangle(
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0, trigger.RowIndex, false);
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int y = menuPredecessor.Location.Y +
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menuPredecessor.dgv.Location.Y +
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cellRectangle.Top;
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if ((y + Height) > heightMax)
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{
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y = heightMax - Height;
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}
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Location = new Point(x, y);
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}
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}
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private void AdjustDataGridViewSize()
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{
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dgv.AutoResizeColumns();
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bool scrollbarShown = false;
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foreach (var scroll in dgv.Controls.OfType<VScrollBar>())
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{
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if (scroll.Visible)
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{
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scroll.Width = 120;
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scrollbarShown = true;
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}
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}
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int newWidth = dgv.Columns[0].Width + dgv.Columns[1].Width;
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if (scrollbarShown)
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{
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newWidth += SystemInformation.VerticalScrollBarWidth;
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}
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dgv.Width = newWidth;
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}
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private void dgv_MouseWheel(object sender, MouseEventArgs e)
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{
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((HandledMouseEventArgs)e).Handled = true;
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int scrollspeed = MenuDefines.Scrollspeed;
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if (e.Delta < 0)
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{
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if (dgv.FirstDisplayedScrollingRowIndex < dgv.Rows.Count - scrollspeed)
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{
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dgv.FirstDisplayedScrollingRowIndex += scrollspeed;
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}
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else
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{
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dgv.FirstDisplayedScrollingRowIndex = dgv.Rows.Count - 1;
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}
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}
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else
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{
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if (dgv.FirstDisplayedScrollingRowIndex > 0 + scrollspeed)
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{
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dgv.FirstDisplayedScrollingRowIndex -= scrollspeed;
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}
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else
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{
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dgv.FirstDisplayedScrollingRowIndex = 0;
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}
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}
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dgv.PerformLayout();
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MouseWheel.Invoke();
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}
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private void Menu_Deactivate(object sender, EventArgs e)
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{
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Deactivated?.Invoke();
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}
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public void SetTitleColorDeactive()
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{
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this.labelTitle.ForeColor = Color.LightGray;
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}
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public void SetTitleColorActive()
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{
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this.labelTitle.ForeColor = Color.Black;
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}
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private void LabelTitle_MouseDoubleClick(object sender, MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left)
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{
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UserClickedOpenFolder?.Invoke();
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}
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}
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private void LabelTitle_MouseEnter(object sender, EventArgs e)
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{
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this.labelTitle.BackColor = MenuDefines.FileHover;
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}
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private void LabelTitle_MouseLeave(object sender, EventArgs e)
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{
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this.labelTitle.BackColor = MenuDefines.Background;
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}
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protected override CreateParams CreateParams
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{
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get
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{
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var Params = base.CreateParams;
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Params.ExStyle |= 0x80;
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return Params;
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}
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}
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protected override bool ProcessCmdKey(ref Message msg, Keys keys)
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{
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switch (keys)
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{
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case Keys.Enter:
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case Keys.Up:
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case Keys.Down:
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case Keys.Left:
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case Keys.Right:
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case Keys.Escape:
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CmdKeyProcessed.Invoke(keys);
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return true;
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default:
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break;
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}
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return base.ProcessCmdKey(ref msg, keys);
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}
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}
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} |