2019-07-05 05:04:14 +12:00
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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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2020-03-28 08:43:16 +13:00
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using SystemTrayMenu.DataClasses;
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using SystemTrayMenu.DllImports;
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using SystemTrayMenu.Helper;
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using SystemTrayMenu.Utilities;
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2019-07-05 05:04:14 +12:00
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2020-03-28 12:42:32 +13:00
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namespace SystemTrayMenu.UserInterface
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{
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internal partial class Menu : Form
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{
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internal new event EventHandlerEmpty MouseWheel;
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internal new event EventHandlerEmpty MouseEnter;
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internal new event EventHandlerEmpty MouseLeave;
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internal event EventHandlerEmpty UserClickedOpenFolder;
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internal event Action<Keys> CmdKeyProcessed;
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#warning #68 => use event and not a action here?
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internal bool IsUsable => Visible && !fading.IsHiding &&
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!IsDisposed && !Disposing;
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internal enum MenuType
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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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2020-03-30 00:20:18 +13:00
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internal int Level = 0;
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private readonly Fading fading = new Fading();
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private bool autoResizeRowsDone = false;
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internal Menu()
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{
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fading.ChangeOpacity += Fading_ChangeOpacity;
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void Fading_ChangeOpacity(object sender, double newOpacity)
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{
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Opacity = newOpacity;
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}
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fading.Show += Fading_Show;
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void Fading_Show()
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{
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if (Level == 0)
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{
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try
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{
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Visible = true;
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}
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catch (ObjectDisposedException)
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{
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Visible = false;
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Log.Info($"Could not open menu, menu already closed," +
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$" IsDisposed={IsDisposed}");
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}
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if (Visible)
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{
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Activate();
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NativeMethods.ForceForegroundWindow(Handle);
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SetTitleColorActive();
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}
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}
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else
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{
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NativeMethods.User32ShowInactiveTopmost(this);
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}
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}
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fading.Hide += Hide;
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InitializeComponent();
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SetDoubleBuffer(dgv, true);
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DataGridViewCellStyle dgvCellStyle = new DataGridViewCellStyle
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{
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SelectionBackColor = MenuDefines.ColorSelectedItem,
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SelectionForeColor = Color.Black
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};
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dgv.DefaultCellStyle = dgvCellStyle;
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VScrollBar scrollBar = dgv.Controls.OfType<VScrollBar>().First();
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scrollBar.MouseWheel += dgv_MouseWheel;
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scrollBar.MouseEnter += ControlsMouseEnter;
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dgv.MouseEnter += ControlsMouseEnter;
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labelTitle.MouseEnter += ControlsMouseEnter;
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void ControlsMouseEnter(object sender, EventArgs e)
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{
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MouseEnter.Invoke();
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}
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scrollBar.MouseLeave += ControlsMouseLeave;
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dgv.MouseLeave += ControlsMouseLeave;
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labelTitle.MouseLeave += ControlsMouseLeave;
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void ControlsMouseLeave(object sender, EventArgs e)
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{
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MouseLeave.Invoke();
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}
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}
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private 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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System.Globalization.CultureInfo.InvariantCulture);
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}
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internal void SetTypeSub()
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{
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SetType(MenuType.Sub);
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}
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internal void SetTypeEmpty()
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{
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SetType(MenuType.Empty);
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}
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internal void SetTypeNoAccess()
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{
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SetType(MenuType.NoAccess);
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}
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internal void SetType(MenuType type)
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{
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switch (type)
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{
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case MenuType.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 MenuType.Empty:
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SetTitle(Language.Translate("Folder empty"));
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labelTitle.BackColor = MenuDefines.ColorTitleWarning;
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break;
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case MenuType.NoAccess:
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SetTitle(Language.Translate("Folder inaccessible"));
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labelTitle.BackColor = MenuDefines.ColorTitleWarning;
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break;
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case MenuType.MaxReached:
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SetTitle($"Max {MenuDefines.MenusMax - 1} Menus");
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labelTitle.BackColor = MenuDefines.ColorTitleWarning;
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break;
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case MenuType.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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internal bool IsMouseOn(Point mousePosition)
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{
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bool isMouseOn = Visible && ClientRectangle.Contains(
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PointToClient(mousePosition));
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return isMouseOn;
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}
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internal DataGridView GetDataGridView()
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{
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return dgv;
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}
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internal void SetTitle(string title)
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{
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if (!string.IsNullOrEmpty(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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}
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internal void ShowWithFadeOrTransparent(bool formActiveFormIsMenu)
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{
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if (formActiveFormIsMenu)
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{
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ShowWithFade();
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}
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else
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{
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ShowTransparent();
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}
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}
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internal void ShowWithFade()
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{
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fading.Fade(Fading.FadingState.Show);
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}
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internal void ShowTransparent()
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{
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fading.Fade(Fading.FadingState.ShowTransparent);
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}
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internal void HideWithFade()
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{
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fading.Fade(Fading.FadingState.Hide);
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}
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internal void AdjustLocationAndSize(Screen screen)
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{
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if (screen != null)
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{
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DataGridViewElementStates states = DataGridViewElementStates.None;
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dgv.AutoResizeRows();
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int height = dgv.Rows.GetRowsHeight(states);
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int heightMax = screen.Bounds.Height -
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new WindowsTaskbar().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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}
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internal void AdjustLocationAndSize(int heightMax, Menu menuPredecessor)
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{
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DataGridViewElementStates states = DataGridViewElementStates.None;
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if (!autoResizeRowsDone)
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{
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autoResizeRowsDone = true;
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this.dgv.AutoResizeRows();
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}
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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(Scaling.Factor, 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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Rectangle 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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#warning [BUG] Autosizing columns and rows while scrolling #65
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//dgv.AutoResizeColumns() was too slow ~45ms
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DataGridViewExtensions.FastAutoSizeColumns(dgv);
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bool scrollbarShown = false;
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foreach (VScrollBar scroll in dgv.Controls.OfType<VScrollBar>())
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2019-07-05 05:04:14 +12:00
|
|
|
|
{
|
|
|
|
|
if (scroll.Visible)
|
|
|
|
|
{
|
|
|
|
|
scroll.Width = 120;
|
|
|
|
|
scrollbarShown = true;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
int newWidth = dgv.Columns[0].Width + dgv.Columns[1].Width;
|
|
|
|
|
if (scrollbarShown)
|
|
|
|
|
{
|
|
|
|
|
newWidth += SystemInformation.VerticalScrollBarWidth;
|
|
|
|
|
}
|
|
|
|
|
dgv.Width = newWidth;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void dgv_MouseWheel(object sender, MouseEventArgs e)
|
|
|
|
|
{
|
|
|
|
|
((HandledMouseEventArgs)e).Handled = true;
|
|
|
|
|
int scrollspeed = MenuDefines.Scrollspeed;
|
|
|
|
|
if (e.Delta < 0)
|
|
|
|
|
{
|
|
|
|
|
if (dgv.FirstDisplayedScrollingRowIndex < dgv.Rows.Count - scrollspeed)
|
|
|
|
|
{
|
|
|
|
|
dgv.FirstDisplayedScrollingRowIndex += scrollspeed;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
dgv.FirstDisplayedScrollingRowIndex = dgv.Rows.Count - 1;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
if (dgv.FirstDisplayedScrollingRowIndex > 0 + scrollspeed)
|
|
|
|
|
{
|
|
|
|
|
dgv.FirstDisplayedScrollingRowIndex -= scrollspeed;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
dgv.FirstDisplayedScrollingRowIndex = 0;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
MouseWheel.Invoke();
|
|
|
|
|
}
|
|
|
|
|
|
2020-03-30 06:26:45 +13:00
|
|
|
|
internal void SetTitleColorDeactive()
|
2019-07-05 05:04:14 +12:00
|
|
|
|
{
|
2020-03-24 00:25:02 +13:00
|
|
|
|
labelTitle.ForeColor = Color.LightGray;
|
2019-07-05 05:04:14 +12:00
|
|
|
|
}
|
|
|
|
|
|
2020-03-30 06:26:45 +13:00
|
|
|
|
internal void SetTitleColorActive()
|
2019-07-05 05:04:14 +12:00
|
|
|
|
{
|
2020-03-24 00:25:02 +13:00
|
|
|
|
labelTitle.ForeColor = Color.Black;
|
2019-07-05 05:04:14 +12:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void LabelTitle_MouseDoubleClick(object sender, MouseEventArgs e)
|
|
|
|
|
{
|
|
|
|
|
if (e.Button == MouseButtons.Left)
|
|
|
|
|
{
|
|
|
|
|
UserClickedOpenFolder?.Invoke();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void LabelTitle_MouseEnter(object sender, EventArgs e)
|
|
|
|
|
{
|
2020-03-24 00:25:02 +13:00
|
|
|
|
labelTitle.BackColor = MenuDefines.ColorTitleSelected;
|
2019-07-05 05:04:14 +12:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void LabelTitle_MouseLeave(object sender, EventArgs e)
|
|
|
|
|
{
|
2020-03-24 00:25:02 +13:00
|
|
|
|
labelTitle.BackColor = MenuDefines.ColorTitleBackground;
|
2019-07-05 05:04:14 +12:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
protected override CreateParams CreateParams
|
|
|
|
|
{
|
|
|
|
|
get
|
|
|
|
|
{
|
2020-03-24 00:38:23 +13:00
|
|
|
|
CreateParams Params = base.CreateParams;
|
2019-07-05 05:04:14 +12:00
|
|
|
|
Params.ExStyle |= 0x80;
|
|
|
|
|
return Params;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
protected override bool ProcessCmdKey(ref Message msg, Keys keys)
|
|
|
|
|
{
|
|
|
|
|
switch (keys)
|
|
|
|
|
{
|
|
|
|
|
case Keys.Enter:
|
|
|
|
|
case Keys.Up:
|
|
|
|
|
case Keys.Down:
|
|
|
|
|
case Keys.Left:
|
|
|
|
|
case Keys.Right:
|
|
|
|
|
case Keys.Escape:
|
|
|
|
|
CmdKeyProcessed.Invoke(keys);
|
|
|
|
|
return true;
|
|
|
|
|
default:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
return base.ProcessCmdKey(ref msg, keys);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|