Files
mpv.net/src/MpvNet.Windows/WinForms/MainForm.cs
2023-12-19 09:37:46 +01:00

1533 lines
51 KiB
C#

using System.Drawing;
using System.Globalization;
using System.Runtime.InteropServices;
using System.Threading;
using System.Windows.Forms;
using System.Windows.Threading;
using System.Windows.Forms.Integration;
using System.Text.RegularExpressions;
using MpvNet.Windows.WPF;
using MpvNet.Windows.UI;
using MpvNet.Help;
using MpvNet.ExtensionMethod;
using MpvNet.MVVM;
using MpvNet.Windows.WPF.MsgBox;
using WpfControls = System.Windows.Controls;
using CommunityToolkit.Mvvm.Messaging;
using static MpvNet.Windows.Native.WinApi;
using MpvNet.Windows.Help;
namespace MpvNet.Windows.WinForms;
public partial class MainForm : Form
{
public SnapManager SnapManager = new SnapManager();
public IntPtr MpvWindowHandle { get; set; }
public ElementHost? CommandPaletteHost { get; set; }
public bool WasShown { get; set; }
public static MainForm? Instance { get; set; }
WpfControls.ContextMenu ContextMenu { get; } = new WpfControls.ContextMenu();
AutoResetEvent MenuAutoResetEvent { get; } = new AutoResetEvent(false);
Point _lastCursorPosition;
Taskbar? _taskbar;
Point _mouseDownLocation;
List<Binding>? _confBindings;
int _lastCursorChanged;
int _lastCycleFullscreen;
int _taskbarButtonCreatedMessage;
bool _contextMenuIsReady;
bool _wasMaximized;
public MainForm()
{
InitializeComponent();
if (Environment.OSVersion.Version >= new Version(10, 0, 18985) && Theme.DarkMode)
DwmSetWindowAttribute(Handle, 20, new[] { 1 }, 4); // DWMWA_USE_IMMERSIVE_DARK_MODE = 20
try
{
Instance = this;
Player.FileLoaded += Player_FileLoaded;
Player.Pause += Player_Pause;
Player.PlaylistPosChanged += Player_PlaylistPosChanged;
Player.Seek += UpdateProgressBar;
Player.Shutdown += Player_Shutdown;
Player.VideoSizeChanged += Player_VideoSizeChanged;
Player.ClientMessage += Player_ClientMessage;
GuiCommand.Current.ScaleWindow += GuiCommand_ScaleWindow;
GuiCommand.Current.MoveWindow += GuiCommand_MoveWindow;
GuiCommand.Current.WindowScaleNet += GuiCommand_WindowScaleNet;
GuiCommand.Current.ShowMenu += GuiCommand_ShowMenu;
Init();
_taskbarButtonCreatedMessage = RegisterWindowMessage("TaskbarButtonCreated");
if (Player.Screen > -1)
{
int targetIndex = Player.Screen;
Screen[] screens = Screen.AllScreens;
if (targetIndex < 0)
targetIndex = 0;
if (targetIndex > screens.Length - 1)
targetIndex = screens.Length - 1;
Screen screen = screens[Array.IndexOf(screens, screens[targetIndex])];
Rectangle target = screen.Bounds;
Left = target.X + (target.Width - Width) / 2;
Top = target.Y + (target.Height - Height) / 2;
}
if (!Player.Border)
FormBorderStyle = FormBorderStyle.None;
Point pos = App.Settings.WindowPosition;
if ((pos.X != 0 || pos.Y != 0) && App.RememberWindowPosition)
{
Left = pos.X - Width / 2;
Top = pos.Y - Height / 2;
Point location = App.Settings.WindowLocation;
if (location.X == -1) Left = pos.X;
if (location.X == 1) Left = pos.X - Width;
if (location.Y == -1) Top = pos.Y;
if (location.Y == 1) Top = pos.Y - Height;
}
if (Player.WindowMaximized)
{
SetFormPosAndSize(true);
WindowState = FormWindowState.Maximized;
}
if (Player.WindowMinimized)
{
SetFormPosAndSize(true);
WindowState = FormWindowState.Minimized;
}
}
catch (Exception ex)
{
Msg.ShowException(ex);
}
}
void Player_ClientMessage(string[] args)
{
if (Command.Current.Commands.ContainsKey(args[0]))
Command.Current.Commands[args[0]].Invoke(new ArraySegment<string>(args, 1, args.Length - 1));
else if (GuiCommand.Current.Commands.ContainsKey(args[0]))
BeginInvoke(() => GuiCommand.Current.Commands[args[0]].Invoke(new ArraySegment<string>(args, 1, args.Length - 1)));
}
void Player_PlaylistPosChanged(int pos)
{
if (pos == -1)
SetTitle();
}
void Init()
{
Player.Init(Handle);
// bool methods not working correctly
Player.ObserveProperty("window-maximized", PropChangeWindowMaximized);
Player.ObserveProperty("window-minimized", PropChangeWindowMinimized);
Player.ObservePropertyBool("border", PropChangeBorder);
Player.ObservePropertyBool("fullscreen", PropChangeFullscreen);
Player.ObservePropertyBool("keepaspect-window", value => Player.KeepaspectWindow = value);
Player.ObservePropertyBool("ontop", PropChangeOnTop);
Player.ObservePropertyString("sid", PropChangeSid);
Player.ObservePropertyString("aid", PropChangeAid);
Player.ObservePropertyString("vid", PropChangeVid);
Player.ObservePropertyString("title", PropChangeTitle);
Player.ObservePropertyInt("edition", PropChangeEdition);
Player.ObservePropertyDouble("window-scale", PropChangeWindowScale);
Player.ProcessCommandLineArgsPost();
Player.ProcessCommandLineFiles();
}
void PropChangeWindowScale(double scale)
{
if (!WasShown)
return;
BeginInvoke(() => {
SetSize(
(int)(Player.VideoSize.Width * scale),
(int)Math.Ceiling(Player.VideoSize.Height * scale),
Screen.FromControl(this), false);
});
}
void Player_Shutdown() => BeginInvoke(Close);
void Player_VideoSizeChanged(Size value) => BeginInvoke(() =>
{
if (!KeepSize())
SetFormPosAndSize();
});
void GuiCommand_ScaleWindow(float scale)
{
BeginInvoke(() => {
int w, h;
if (KeepSize())
{
w = (int)(ClientSize.Width * scale);
h = (int)(ClientSize.Height * scale);
}
else
{
w = (int)(ClientSize.Width * scale);
h = (int)Math.Ceiling(w * Player.VideoSize.Height / (double)Player.VideoSize.Width);
}
SetSize(w, h, Screen.FromControl(this), false);
});
}
void GuiCommand_MoveWindow(string direction)
{
BeginInvoke(() => {
Screen screen = Screen.FromControl(this);
Rectangle workingArea = WinApiHelp.GetWorkingArea(Handle, screen.WorkingArea);
switch (direction)
{
case "left":
Left = workingArea.Left;
break;
case "top":
Top = 0;
break;
case "right":
Left = workingArea.Width - Width + workingArea.Left;
break;
case "bottom":
Top = workingArea.Height - Height;
break;
case "center":
Left = (screen.Bounds.Width - Width) / 2;
Top = (screen.Bounds.Height - Height) / 2;
break;
}
});
}
void GuiCommand_WindowScaleNet(float scale)
{
BeginInvoke(() => {
SetSize(
(int)(Player.VideoSize.Width * scale),
(int)Math.Ceiling(Player.VideoSize.Height * scale),
Screen.FromControl(this), false);
Player.Command($"show-text \"window-scale {scale.ToString(CultureInfo.InvariantCulture)}\"");
});
}
void GuiCommand_ShowMenu()
{
BeginInvoke(() => {
if (IsMouseInOsc())
return;
ShowCursor();
UpdateMenu();
ContextMenu.IsOpen = true;
});
}
void PropChangeFullscreen(bool value) => BeginInvoke(() => CycleFullscreen(value));
bool IsFullscreen => WindowState == FormWindowState.Maximized && FormBorderStyle == FormBorderStyle.None;
bool KeepSize() => App.StartSize == "session" || App.StartSize == "always";
bool IsMouseInOsc()
{
Point pos = PointToClient(MousePosition);
float top = 0;
if (!Player.Border)
top = ClientSize.Height * 0.1f;
return pos.X < ClientSize.Width * 0.1 ||
pos.X > ClientSize.Width * 0.9 ||
pos.Y < top ||
pos.Y > ClientSize.Height * 0.78;
}
bool IsCommandPaletteVissible() => CommandPaletteHost != null && CommandPaletteHost.Visible;
void UpdateMenu()
{
Player.UpdateExternalTracks();
lock (Player.MediaTracksLock)
{
var trackMenuItem = FindMenuItem(_("Track"), "Track");
if (trackMenuItem != null)
{
trackMenuItem.Items.Clear();
var audTracks = Player.MediaTracks.Where(track => track.Type == "a");
var subTracks = Player.MediaTracks.Where(track => track.Type == "s");
var vidTracks = Player.MediaTracks.Where(track => track.Type == "v");
var ediTracks = Player.MediaTracks.Where(track => track.Type == "e");
foreach (MediaTrack track in vidTracks)
{
var menuItem = new WpfControls.MenuItem() { Header = track.Text.Replace("_", "__") };
menuItem.Click += (sender, args) => Player.CommandV("set", "vid", track.ID.ToString());
menuItem.IsChecked = Player.VID == track.ID.ToString();
trackMenuItem.Items.Add(menuItem);
}
if (vidTracks.Any())
trackMenuItem.Items.Add(new WpfControls.Separator());
foreach (MediaTrack track in audTracks)
{
var menuItem = new WpfControls.MenuItem() { Header = track.Text.Replace("_", "__") };
menuItem.Click += (sender, args) => Player.CommandV("set", "aid", track.ID.ToString());
menuItem.IsChecked = Player.AID == track.ID.ToString();
trackMenuItem.Items.Add(menuItem);
}
if (subTracks.Any())
trackMenuItem.Items.Add(new WpfControls.Separator());
foreach (MediaTrack track in subTracks)
{
var menuItem = new WpfControls.MenuItem() { Header = track.Text.Replace("_", "__") };
menuItem.Click += (sender, args) => Player.CommandV("set", "sid", track.ID.ToString());
menuItem.IsChecked = Player.SID == track.ID.ToString();
trackMenuItem.Items.Add(menuItem);
}
if (subTracks.Any())
{
var menuItem = new WpfControls.MenuItem() { Header = "S: No subtitles" };
menuItem.Click += (sender, args) => Player.CommandV("set", "sid", "no");
menuItem.IsChecked = Player.SID == "no";
trackMenuItem.Items.Add(menuItem);
}
if (ediTracks.Any())
trackMenuItem.Items.Add(new WpfControls.Separator());
foreach (MediaTrack track in ediTracks)
{
var menuItem = new WpfControls.MenuItem() { Header = track.Text.Replace("_", "__") };
menuItem.Click += (sender, args) => Player.CommandV("set", "edition", track.ID.ToString());
menuItem.IsChecked = Player.Edition == track.ID;
trackMenuItem.Items.Add(menuItem);
}
}
}
var chaptersMenuItem = FindMenuItem(_("Chapter"), "Chapters");
if (chaptersMenuItem != null)
{
chaptersMenuItem.Items.Clear();
foreach (Chapter chapter in Player.GetChapters())
{
var menuItem = new WpfControls.MenuItem
{
Header = chapter.Title,
InputGestureText = chapter.TimeDisplay
};
menuItem.Click += (sender, args) =>
Player.CommandV("seek", chapter.Time.ToString(CultureInfo.InvariantCulture), "absolute");
chaptersMenuItem.Items.Add(menuItem);
}
}
var recentMenuItem = FindMenuItem(_("Recent Files"), "Recent");
if (recentMenuItem != null)
{
recentMenuItem.Items.Clear();
foreach (string path in App.Settings.RecentFiles)
{
var file = AppClass.GetTitleAndPath(path);
var menuItem = MenuHelp.Add(recentMenuItem.Items, file.Title.ShortPath(100));
if (menuItem != null)
menuItem.Click += (sender, args) =>
Player.LoadFiles(new[] { file.Path }, true, false);
}
recentMenuItem.Items.Add(new WpfControls.Separator());
var clearMenuItem = new WpfControls.MenuItem() { Header = "Clear List" };
clearMenuItem.Click += (sender, args) => App.Settings.RecentFiles.Clear();
recentMenuItem.Items.Add(clearMenuItem);
}
var titlesMenuItem = FindMenuItem(_("Title"), "Titles");
if (titlesMenuItem != null)
{
titlesMenuItem.Items.Clear();
lock (Player.BluRayTitles)
{
List<(int Index, TimeSpan Length)> items = new List<(int, TimeSpan)>();
for (int i = 0; i < Player.BluRayTitles.Count; i++)
items.Add((i, Player.BluRayTitles[i]));
var titleItems = items.OrderByDescending(item => item.Length)
.Take(20)
.OrderBy(item => item.Index);
foreach (var item in titleItems)
{
if (item.Length != TimeSpan.Zero)
{
var menuItem = MenuHelp.Add(titlesMenuItem.Items, $"Title {item.Index + 1}");
if (menuItem != null)
{
menuItem.InputGestureText = item.Length.ToString();
menuItem.Click += (sender, args) => Player.SetBluRayTitle(item.Index);
}
}
}
}
}
var profilesMenuItem = FindMenuItem(_("Profile"), "Profile");
if (profilesMenuItem != null && !profilesMenuItem.HasItems)
{
foreach (string profile in Player.ProfileNames)
{
if (!profile.StartsWith("extension."))
{
var menuItem = MenuHelp.Add(profilesMenuItem.Items, profile);
if (menuItem != null)
{
menuItem.Click += (sender, args) =>
{
Player.CommandV("show-text", profile);
Player.CommandV("apply-profile", profile);
};
}
}
}
}
var customMenuItem = FindMenuItem(_("Custom"), "Custom");
if (customMenuItem != null)
{
if (!customMenuItem.HasItems)
{
var customBindings = _confBindings!.Where(it => it.IsCustomMenu);
if (customBindings.Any())
{
foreach (Binding binding in customBindings)
{
var menuItem = MenuHelp.Add(customMenuItem.Items, binding.Comment);
if (menuItem != null)
{
menuItem.Click += (sender, args) => Player.Command(binding.Command);
menuItem.InputGestureText = binding.Input;
}
}
}
else
{
if (ContextMenu.Items.Contains(customMenuItem))
ContextMenu.Items.Remove(customMenuItem);
}
}
}
}
public WpfControls.MenuItem? FindMenuItem(string text, string text2 = "") {
var ret = FindMenuItem(text, ContextMenu.Items);
if (ret == null && text2 != "")
return FindMenuItem(text2, ContextMenu.Items);
return ret;
}
WpfControls.MenuItem? FindMenuItem(string text, WpfControls.ItemCollection? items)
{
foreach (object item in items!)
{
if (item is WpfControls.MenuItem mi)
{
if (mi.Header.ToString().StartsWithEx(text) && mi.Header.ToString().TrimEx() == text)
return mi;
if (mi.Items.Count > 0)
{
WpfControls.MenuItem? val = FindMenuItem(text, mi.Items);
if (val != null)
return val;
}
}
}
return null;
}
void SetFormPosAndSize(bool force = false, bool checkAutofit = true, bool load = false)
{
if (!force)
{
if (WindowState != FormWindowState.Normal)
return;
if (Player.Fullscreen)
{
CycleFullscreen(true);
return;
}
}
Screen screen = Screen.FromControl(this);
Rectangle workingArea = WinApiHelp.GetWorkingArea(Handle, screen.WorkingArea);
int autoFitHeight = Convert.ToInt32(workingArea.Height * Player.Autofit);
if (App.AutofitAudio > 1)
App.AutofitAudio = 1;
if (App.AutofitImage > 1)
App.AutofitImage = 1;
bool isAudio = FileTypes.IsAudio(Player.Path.Ext());
if (isAudio)
autoFitHeight = Convert.ToInt32(workingArea.Height * App.AutofitAudio);
if (FileTypes.IsImage(Player.Path.Ext()))
autoFitHeight = Convert.ToInt32(workingArea.Height * App.AutofitImage);
if (Player.VideoSize.Height == 0 || Player.VideoSize.Width == 0)
Player.VideoSize = new Size((int)(autoFitHeight * (16 / 9f)), autoFitHeight);
float minAspectRatio = isAudio ? App.MinimumAspectRatioAudio : App.MinimumAspectRatio;
if (minAspectRatio != 0 && Player.VideoSize.Width / (float)Player.VideoSize.Height < minAspectRatio)
Player.VideoSize = new Size((int)(autoFitHeight * minAspectRatio), autoFitHeight);
Size videoSize = Player.VideoSize;
int height = videoSize.Height;
int width = videoSize.Width;
if (App.StartSize == "previous")
App.StartSize = "height-session";
if (Player.WasInitialSizeSet)
{
if (KeepSize())
{
width = ClientSize.Width;
height = ClientSize.Height;
}
else if (App.StartSize == "height-always" || App.StartSize == "height-session")
{
height = ClientSize.Height;
width = height * videoSize.Width / videoSize.Height;
}
else if (App.StartSize == "width-always" || App.StartSize == "width-session")
{
width = ClientSize.Width;
height = (int)Math.Ceiling(width * videoSize.Height / (double)videoSize.Width);
}
}
else
{
Size windowSize = App.Settings.WindowSize;
if (App.StartSize == "height-always" && windowSize.Height != 0)
{
height = windowSize.Height;
width = height * videoSize.Width / videoSize.Height;
}
else if (App.StartSize == "height-session" || App.StartSize == "session")
{
height = autoFitHeight;
width = height * videoSize.Width / videoSize.Height;
}
else if(App.StartSize == "width-always" && windowSize.Height != 0)
{
width = windowSize.Width;
height = (int)Math.Ceiling(width * videoSize.Height / (double)videoSize.Width);
}
else if (App.StartSize == "width-session")
{
width = autoFitHeight / 9 * 16;
height = (int)Math.Ceiling(width * videoSize.Height / (double)videoSize.Width);
}
else if (App.StartSize == "always" && windowSize.Height != 0)
{
height = windowSize.Height;
width = windowSize.Width;
}
Player.WasInitialSizeSet = true;
}
SetSize(width, height, screen, checkAutofit, load);
}
void SetSize(int width, int height, Screen screen, bool checkAutofit = true, bool load = false)
{
Rectangle workingArea = WinApiHelp.GetWorkingArea(Handle, screen.WorkingArea);
int maxHeight = workingArea.Height - (Height - ClientSize.Height) - 2;
int maxWidth = workingArea.Width - (Width - ClientSize.Width);
int startWidth = width;
int startHeight = height;
if (checkAutofit)
{
if (height < maxHeight * Player.AutofitSmaller)
{
height = Convert.ToInt32(maxHeight * Player.AutofitSmaller);
width = Convert.ToInt32(height * startWidth / (double)startHeight);
}
if (height > maxHeight * Player.AutofitLarger)
{
height = Convert.ToInt32(maxHeight * Player.AutofitLarger);
width = Convert.ToInt32(height * startWidth / (double)startHeight);
}
}
if (width > maxWidth)
{
width = maxWidth;
height = (int)Math.Ceiling(width * startHeight / (double)startWidth);
}
if (height > maxHeight)
{
height = maxHeight;
width = Convert.ToInt32(height * startWidth / (double)startHeight);
}
if (height < maxHeight * 0.1)
{
height = Convert.ToInt32(maxHeight * 0.1);
width = Convert.ToInt32(height * startWidth / (double)startHeight);
}
Point middlePos = new Point(Left + Width / 2, Top + Height / 2);
var rect = new Rect(new Rectangle(screen.Bounds.X, screen.Bounds.Y, width, height));
WinApiHelp.AddWindowBorders(Handle, ref rect, GetDpi(Handle));
width = rect.Width;
height = rect.Height;
int left = middlePos.X - width / 2;
int top = middlePos.Y - height / 2;
Rectangle currentRect = new Rectangle(Left, Top, Width, Height);
if (GetHorizontalLocation(screen) == -1) left = Left;
if (GetHorizontalLocation(screen) == 1) left = currentRect.Right - width;
if (GetVerticalLocation(screen) == -1) top = Top;
if (GetVerticalLocation(screen) == 1) top = currentRect.Bottom - height;
Screen[] screens = Screen.AllScreens;
int minLeft = screens.Select(val => WinApiHelp.GetWorkingArea(Handle, val.WorkingArea).X).Min();
int maxRight = screens.Select(val => WinApiHelp.GetWorkingArea(Handle, val.WorkingArea).Right).Max();
int minTop = screens.Select(val => WinApiHelp.GetWorkingArea(Handle, val.WorkingArea).Y).Min();
int maxBottom = screens.Select(val => WinApiHelp.GetWorkingArea(Handle, val.WorkingArea).Bottom).Max();
if (load && CommandLine.Contains("geometry"))
{
string geometryString = CommandLine.GetValue("geometry");
var geometry = ParseGeometry(geometryString, WinApiHelp.GetWorkingArea(
Handle, Screen.FromHandle(Handle).WorkingArea), width, height);
if (geometry.x != int.MaxValue)
left = geometry.x;
if (geometry.y != int.MaxValue)
top = geometry.y;
}
if (left < minLeft)
left = minLeft;
if (left + width > maxRight)
left = maxRight - width;
if (top < minTop)
top = minTop;
if (top + height > maxBottom)
top = maxBottom - height;
uint SWP_NOACTIVATE = 0x0010;
SetWindowPos(Handle, IntPtr.Zero, left, top, width, height, SWP_NOACTIVATE);
}
(int x, int y) ParseGeometry(string input, Rectangle workingArea, int width, int height)
{
int x = int.MaxValue;
int y = int.MaxValue;
Match match = Regex.Match(input, @"^(\d+)%?:(\d+)%?$");
if (match.Success)
{
x = int.Parse(match.Groups[1].Value);
y = int.Parse(match.Groups[2].Value);
x = workingArea.Left + Convert.ToInt32((workingArea.Width - width) / 100.0 * x);
y = workingArea.Top + Convert.ToInt32((workingArea.Height - height) / 100.0 * y);
}
return (x, y);
}
public void CycleFullscreen(bool enabled)
{
_lastCycleFullscreen = Environment.TickCount;
Player.Fullscreen = enabled;
if (enabled)
{
if (WindowState != FormWindowState.Maximized || FormBorderStyle != FormBorderStyle.None)
{
FormBorderStyle = FormBorderStyle.None;
WindowState = FormWindowState.Maximized;
if (_wasMaximized)
{
Rectangle bounds = Screen.FromControl(this).Bounds;
uint SWP_SHOWWINDOW = 0x0040;
IntPtr HWND_TOP= IntPtr.Zero;
SetWindowPos(Handle, HWND_TOP, bounds.X, bounds.Y, bounds.Width, bounds.Height, SWP_SHOWWINDOW);
}
}
}
else
{
if (WindowState == FormWindowState.Maximized && FormBorderStyle == FormBorderStyle.None)
{
if (_wasMaximized)
WindowState = FormWindowState.Maximized;
else
{
WindowState = FormWindowState.Normal;
if (!Player.WasInitialSizeSet)
SetFormPosAndSize();
}
FormBorderStyle = Player.Border ? FormBorderStyle.Sizable : FormBorderStyle.None;
if (!KeepSize())
SetFormPosAndSize();
}
}
}
public int GetHorizontalLocation(Screen screen)
{
Rectangle workingArea = WinApiHelp.GetWorkingArea(Handle, screen.WorkingArea);
Rectangle rect = new Rectangle(Left - workingArea.X, Top - workingArea.Y, Width, Height);
if (workingArea.Width / (float)Width < 1.1)
return 0;
if (rect.X * 3 < workingArea.Width - rect.Right)
return -1;
if (rect.X > (workingArea.Width - rect.Right) * 3)
return 1;
return 0;
}
public int GetVerticalLocation(Screen screen)
{
Rectangle workingArea = WinApiHelp.GetWorkingArea(Handle, screen.WorkingArea);
Rectangle rect = new Rectangle(Left - workingArea.X, Top - workingArea.Y, Width, Height);
if (workingArea.Height / (float)Height < 1.1)
return 0;
if (rect.Y * 3 < workingArea.Height - rect.Bottom)
return -1;
if (rect.Y > (workingArea.Height - rect.Bottom) * 3)
return 1;
return 0;
}
public void InitAndBuildContextMenu()
{
ContextMenu.Closed += ContextMenu_Closed;
ContextMenu.UseLayoutRounding = true;
var (menuBindings, confBindings) = App.InputConf.GetBindings();
_confBindings = confBindings;
var activeBindings = InputHelp.GetActiveBindings(menuBindings);
foreach (Binding binding in menuBindings)
{
Binding tempBinding = binding;
if (!binding.IsMenu)
continue;
var menuItem = MenuHelp.Add(ContextMenu.Items, tempBinding.Comment);
if (menuItem != null)
{
menuItem.Click += (sender, args) => {
try {
TaskHelp.Run(() => {
MenuAutoResetEvent.WaitOne();
System.Windows.Application.Current.Dispatcher.Invoke(
DispatcherPriority.Background, new Action(delegate { }));
if (!string.IsNullOrEmpty(tempBinding.Command))
Player.Command(tempBinding.Command);
});
}
catch (Exception ex) {
Msg.ShowException(ex);
}
};
menuItem.InputGestureText = InputHelp.GetBindingsForCommand(activeBindings, tempBinding.Command);
}
}
_contextMenuIsReady = true;
}
void Player_FileLoaded()
{
BeginInvoke(() => {
SetTitleInternal();
int interval = (int)(Player.Duration.TotalMilliseconds / 100);
if (interval < 100)
interval = 100;
if (interval > 1000)
interval = 1000;
ProgressTimer.Interval = interval;
UpdateProgressBar();
});
string path = Player.GetPropertyString("path");
path = MainPlayer.ConvertFilePath(path);
if (path.Contains("://"))
{
string title = Player.GetPropertyString("media-title");
if (!string.IsNullOrEmpty(title) && path != title)
path = path + "|" + title;
}
if (!string.IsNullOrEmpty(path) && path != @"bd://" && path != @"dvd://")
{
if (App.Settings.RecentFiles.Contains(path))
App.Settings.RecentFiles.Remove(path);
App.Settings.RecentFiles.Insert(0, path);
while (App.Settings.RecentFiles.Count > App.RecentCount)
App.Settings.RecentFiles.RemoveAt(App.RecentCount);
}
}
void SetTitle() => BeginInvoke(SetTitleInternal);
void SetTitleInternal()
{
string? title = Title;
if (title == "${filename}" && Player.Path.ContainsEx("://"))
title = "${media-title}";
string text = Player.Expand(title);
if (text == "(unavailable)" || Player.PlaylistPos == -1)
text = "mpv.net";
Text = text;
}
void SaveWindowProperties()
{
if (WindowState == FormWindowState.Normal && WasShown)
{
SavePosition();
App.Settings.WindowSize = ClientSize;
}
}
void SavePosition()
{
Point pos = new Point(Left + Width / 2, Top + Height / 2);
Screen screen = Screen.FromControl(this);
int x = GetHorizontalLocation(screen);
int y = GetVerticalLocation(screen);
if (x == -1) pos.X = Left;
if (x == 1) pos.X = Left + Width;
if (y == -1) pos.Y = Top;
if (y == 1) pos.Y = Top + Height;
App.Settings.WindowPosition = pos;
App.Settings.WindowLocation = new Point(x, y);
}
protected override CreateParams CreateParams {
get {
CreateParams cp = base.CreateParams;
cp.Style |= 0x00020000 /* WS_MINIMIZEBOX */;
return cp;
}
}
string? _title;
public string? Title {
get => _title;
set {
if (string.IsNullOrEmpty(value))
return;
if (value.EndsWith("} - mpv"))
value = value.Replace("} - mpv", "} - mpv.net");
_title = value;
}
}
protected override void WndProc(ref Message m)
{
switch (m.Msg)
{
case 0x0007: // WM_SETFOCUS
case 0x0008: // WM_KILLFOCUS
case 0x0021: // WM_MOUSEACTIVATE
case 0x0100: // WM_KEYDOWN
case 0x0101: // WM_KEYUP
case 0x0104: // WM_SYSKEYDOWN
case 0x0105: // WM_SYSKEYUP
case 0x0201: // WM_LBUTTONDOWN
case 0x0202: // WM_LBUTTONUP
case 0x0204: // WM_RBUTTONDOWN
case 0x0205: // WM_RBUTTONUP
case 0x0206: // WM_RBUTTONDBLCLK
case 0x0207: // WM_MBUTTONDOWN
case 0x0208: // WM_MBUTTONUP
case 0x0209: // WM_MBUTTONDBLCLK
case 0x020a: // WM_MOUSEWHEEL
case 0x020b: // WM_XBUTTONDOWN
case 0x020c: // WM_XBUTTONUP
case 0x020e: // WM_MOUSEHWHEEL
case 0x0280: // WM_IME_REPORT
case 0x0281: // WM_IME_SETCONTEXT
case 0x0282: // WM_IME_NOTIFY
case 0x0283: // WM_IME_CONTROL
case 0x0284: // WM_IME_COMPOSITIONFULL
case 0x0285: // WM_IME_SELECT
case 0x0286: // WM_IME_CHAR
case 0x0288: // WM_IME_REQUEST
case 0x0290: // WM_IME_KEYDOWN
case 0x0291: // WM_IME_KEYUP
case 0x02a3: // WM_MOUSELEAVE
{
bool ignore = false;
if (m.Msg == 0x0100) // WM_KEYDOWN
{
Keys keyCode = (Keys)(int)m.WParam & Keys.KeyCode;
if (keyCode == Keys.Escape && _contextMenuIsReady && ContextMenu.IsOpen)
{
ignore = true;
ContextMenu.IsOpen = false;
}
}
if (MpvWindowHandle == IntPtr.Zero)
MpvWindowHandle = FindWindowEx(Handle, IntPtr.Zero, "mpv", null);
if (MpvWindowHandle != IntPtr.Zero && !ignore)
m.Result = SendMessage(MpvWindowHandle, m.Msg, m.WParam, m.LParam);
}
break;
case 0x51: // WM_INPUTLANGCHANGE
ActivateKeyboardLayout(m.LParam, 0x00000100u /*KLF_SETFORPROCESS*/);
break;
case 0x319: // WM_APPCOMMAND
{
string? value = MpvHelp.WM_APPCOMMAND_to_mpv_key((int)(m.LParam.ToInt64() >> 16 & ~0xf000));
if (value != null)
{
Player.Command("keypress " + value);
m.Result = new IntPtr(1);
return;
}
}
break;
case 0x312: // WM_HOTKEY
GlobalHotkey.Execute(m.WParam.ToInt32());
break;
case 0x200: // WM_MOUSEMOVE
if (Environment.TickCount - _lastCycleFullscreen > 500)
{
Point pos = PointToClient(Cursor.Position);
Player.Command($"mouse {pos.X} {pos.Y}");
}
if (IsCursorPosDifferent(_lastCursorPosition))
ShowCursor();
break;
case 0x203: // WM_LBUTTONDBLCLK
{
Point pos = PointToClient(Cursor.Position);
Player.Command($"mouse {pos.X} {pos.Y} 0 double");
}
break;
case 0x2E0: // WM_DPICHANGED
{
if (!WasShown)
break;
Rect rect = Marshal.PtrToStructure<Rect>(m.LParam);
SetWindowPos(Handle, IntPtr.Zero, rect.Left, rect.Top, rect.Width, rect.Height, 0);
}
break;
case 0x214: // WM_SIZING
if (Player.KeepaspectWindow)
{
Rect rc = Marshal.PtrToStructure<Rect>(m.LParam);
Rect r = rc;
WinApiHelp.SubtractWindowBorders(Handle, ref r, GetDpi(Handle));
int c_w = r.Right - r.Left, c_h = r.Bottom - r.Top;
Size videoSize = Player.VideoSize;
if (videoSize == Size.Empty)
videoSize = new Size(16, 9);
float aspect = videoSize.Width / (float)videoSize.Height;
int d_w = (int)(c_h * aspect - c_w);
int d_h = (int)(c_w / aspect - c_h);
int[] d_corners = { d_w, d_h, -d_w, -d_h };
int[] corners = { rc.Left, rc.Top, rc.Right, rc.Bottom };
int corner = WinApiHelp.GetResizeBorder(m.WParam.ToInt32());
if (corner >= 0)
corners[corner] -= d_corners[corner];
Marshal.StructureToPtr(new Rect(corners[0], corners[1], corners[2], corners[3]), m.LParam, false);
m.Result = new IntPtr(1);
}
return;
case 0x4A: // WM_COPYDATA
{
var copyData = (CopyDataStruct)m.GetLParam(typeof(CopyDataStruct))!;
string[] args = copyData.lpData.Split('\n');
string mode = args[0];
args = args.Skip(1).ToArray();
switch (mode)
{
case "single":
Player.LoadFiles(args, true, false);
break;
case "queue":
foreach (string file in args)
Player.CommandV("loadfile", file, "append");
break;
case "command":
Player.Command(args[0]);
break;
}
Activate();
}
return;
case 0x84: // WM_NCHITTEST
// resize borderless window
if (!Player.Border && !Player.Fullscreen) {
const int HTCLIENT = 1;
const int HTLEFT = 10;
const int HTRIGHT = 11;
const int HTTOP = 12;
const int HTTOPLEFT = 13;
const int HTTOPRIGHT = 14;
const int HTBOTTOM = 15;
const int HTBOTTOMLEFT = 16;
const int HTBOTTOMRIGHT = 17;
int x = (short)(m.LParam.ToInt32() & 0xFFFF); // LoWord
int y = (short)(m.LParam.ToInt32() >> 16); // HiWord
Point pt = PointToClient(new Point(x, y));
Size cs = ClientSize;
m.Result = new IntPtr(HTCLIENT);
int distance = FontHeight / 3;
if (pt.X >= cs.Width - distance && pt.Y >= cs.Height - distance && cs.Height >= distance)
m.Result = new IntPtr(HTBOTTOMRIGHT);
else if (pt.X <= distance && pt.Y >= cs.Height - distance && cs.Height >= distance)
m.Result = new IntPtr(HTBOTTOMLEFT);
else if (pt.X <= distance && pt.Y <= distance && cs.Height >= distance)
m.Result = new IntPtr(HTTOPLEFT);
else if (pt.X >= cs.Width - distance && pt.Y <= distance && cs.Height >= distance)
m.Result = new IntPtr(HTTOPRIGHT);
else if (pt.Y <= distance && cs.Height >= distance)
m.Result = new IntPtr(HTTOP);
else if (pt.Y >= cs.Height - distance && cs.Height >= distance)
m.Result = new IntPtr(HTBOTTOM);
else if (pt.X <= distance && cs.Height >= distance)
m.Result = new IntPtr(HTLEFT);
else if (pt.X >= cs.Width - distance && cs.Height >= distance)
m.Result = new IntPtr(HTRIGHT);
return;
}
break;
case 0x231: // WM_ENTERSIZEMOVE
case 0x005: // WM_SIZE
if (Player.SnapWindow)
SnapManager.OnSizeAndEnterSizeMove(this);
break;
case 0x216: // WM_MOVING
if (Player.SnapWindow)
SnapManager.OnMoving(ref m);
break;
}
if (m.Msg == _taskbarButtonCreatedMessage && Player.TaskbarProgress)
{
_taskbar = new Taskbar(Handle);
ProgressTimer.Start();
}
// beep sound when closed using taskbar due to exception
if (!IsDisposed)
base.WndProc(ref m);
}
void CursorTimer_Tick(object sender, EventArgs e)
{
if (IsCursorPosDifferent(_lastCursorPosition))
{
_lastCursorPosition = MousePosition;
_lastCursorChanged = Environment.TickCount;
}
else if ((Environment.TickCount - _lastCursorChanged > 1500 ||
Environment.TickCount - _lastCursorChanged > 5000) &&
ClientRectangle.Contains(PointToClient(MousePosition)) &&
ActiveForm == this && !ContextMenu.IsVisible && !IsMouseInOsc() &&
!IsCommandPaletteVissible())
HideCursor();
}
void ProgressTimer_Tick(object sender, EventArgs e) => UpdateProgressBar();
void UpdateProgressBar()
{
if (Player.TaskbarProgress && _taskbar != null)
_taskbar.SetValue(Player.GetPropertyDouble("time-pos", false), Player.Duration.TotalSeconds);
}
void PropChangeOnTop(bool value) => BeginInvoke(() => TopMost = value);
void PropChangeAid(string value) => Player.AID = value;
void PropChangeSid(string value) => Player.SID = value;
void PropChangeVid(string value) => Player.VID = value;
void PropChangeTitle(string value) { Title = value; SetTitle(); }
void PropChangeEdition(int value) => Player.Edition = value;
void PropChangeWindowMaximized()
{
if (!WasShown)
return;
BeginInvoke(() =>
{
Player.WindowMaximized = Player.GetPropertyBool("window-maximized");
if (Player.WindowMaximized && WindowState != FormWindowState.Maximized)
WindowState = FormWindowState.Maximized;
else if (!Player.WindowMaximized && WindowState == FormWindowState.Maximized)
WindowState = FormWindowState.Normal;
});
}
void PropChangeWindowMinimized()
{
if (!WasShown)
return;
BeginInvoke(() =>
{
Player.WindowMinimized = Player.GetPropertyBool("window-minimized");
if (Player.WindowMinimized && WindowState != FormWindowState.Minimized)
WindowState = FormWindowState.Minimized;
else if (!Player.WindowMinimized && WindowState == FormWindowState.Minimized)
WindowState = FormWindowState.Normal;
});
}
void PropChangeBorder(bool enabled) {
Player.Border = enabled;
BeginInvoke(() => {
if (!IsFullscreen)
{
if (Player.Border && FormBorderStyle == FormBorderStyle.None)
FormBorderStyle = FormBorderStyle.Sizable;
if (!Player.Border && FormBorderStyle == FormBorderStyle.Sizable)
FormBorderStyle = FormBorderStyle.None;
}
});
}
void Player_Pause()
{
if (_taskbar != null && Player.TaskbarProgress)
_taskbar.SetState(Player.Paused ? TaskbarStates.Paused : TaskbarStates.Normal);
}
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
_lastCycleFullscreen = Environment.TickCount;
SetFormPosAndSize(false, true, true);
}
protected override void OnLostFocus(EventArgs e)
{
base.OnLostFocus(e);
ShowCursor();
}
protected override void OnShown(EventArgs e)
{
base.OnShown(e);
if (WindowState == FormWindowState.Maximized)
Player.SetPropertyBool("window-maximized", true);
WpfApplication.Init();
Theme.UpdateWpfColors();
MessageBoxEx.MessageForeground = Theme.Current?.GetBrush("heading");
MessageBoxEx.MessageBackground = Theme.Current?.GetBrush("background");
MessageBoxEx.ButtonBackground = Theme.Current?.GetBrush("highlight");
InitAndBuildContextMenu();
Cursor.Position = new Point(Cursor.Position.X + 1, Cursor.Position.Y);
GlobalHotkey.RegisterGlobalHotkeys(Handle);
WasShown = true;
StrongReferenceMessenger.Default.Send(new MainWindowIsLoadedMessage());
TaskHelp.Run(() => {
System.Windows.Application.Current.Dispatcher.BeginInvoke(() => {
WinMpvHelp.Setup();
}, DispatcherPriority.Background);
});
}
void ContextMenu_Closed(object sender, System.Windows.RoutedEventArgs e) => MenuAutoResetEvent.Set();
protected override void OnResize(EventArgs e)
{
base.OnResize(e);
SaveWindowProperties();
if (FormBorderStyle != FormBorderStyle.None)
{
if (WindowState == FormWindowState.Maximized)
_wasMaximized = true;
else if (WindowState == FormWindowState.Normal)
_wasMaximized = false;
}
if (WasShown)
{
if (WindowState == FormWindowState.Minimized)
Player.SetPropertyBool("window-minimized", true);
else if (WindowState == FormWindowState.Normal)
{
Player.SetPropertyBool("window-maximized", false);
Player.SetPropertyBool("window-minimized", false);
}
else if (WindowState == FormWindowState.Maximized)
Player.SetPropertyBool("window-maximized", true);
}
}
protected override void OnFormClosing(FormClosingEventArgs e)
{
base.OnFormClosing(e);
if (Player.IsQuitNeeded)
Player.CommandV("quit");
if (!Player.ShutdownAutoResetEvent.WaitOne(10000))
Msg.ShowError(_("Shutdown thread failed to complete within 10 seconds."));
Player.Destroy();
}
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
_mouseDownLocation = PointToScreen(e.Location);
if (Width - e.Location.X < 10 && e.Location.Y < 10)
Player.CommandV("quit");
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (IsCursorPosDifferent(_mouseDownLocation) &&
WindowState == FormWindowState.Normal &&
e.Button == MouseButtons.Left && !IsMouseInOsc() &&
Player.GetPropertyBool("window-dragging"))
{
var HTCAPTION = new IntPtr(2);
var WM_NCLBUTTONDOWN = 0xA1;
ReleaseCapture();
PostMessage(Handle, WM_NCLBUTTONDOWN, HTCAPTION, IntPtr.Zero);
}
}
protected override void OnMove(EventArgs e)
{
base.OnMove(e);
SaveWindowProperties();
}
protected override void OnDragEnter(DragEventArgs e)
{
base.OnDragEnter(e);
if (e.Data!.GetDataPresent(DataFormats.FileDrop) || e.Data.GetDataPresent(DataFormats.Text))
e.Effect = DragDropEffects.Copy;
}
protected override void OnDragDrop(DragEventArgs e)
{
base.OnDragDrop(e);
if (e.Data!.GetDataPresent(DataFormats.FileDrop))
Player.LoadFiles(e.Data.GetData(DataFormats.FileDrop) as string[], true, false);
else if (e.Data.GetDataPresent(DataFormats.Text))
Player.LoadFiles(new[] { e.Data.GetData(DataFormats.Text)!.ToString()! }, true, false);
}
protected override void OnKeyDown(KeyEventArgs e)
{
// prevent annoying beep using alt key
if (ModifierKeys == Keys.Alt)
e.SuppressKeyPress = true;
base.OnKeyDown(e);
}
static bool _isCursorVisible = true;
static void ShowCursor()
{
if (!_isCursorVisible)
{
Cursor.Show();
_isCursorVisible = true;
}
}
static void HideCursor()
{
if (_isCursorVisible)
{
Cursor.Hide();
_isCursorVisible = false;
}
}
bool IsCursorPosDifferent(Point screenPos)
{
float len = 5 * (GetDpi(Handle) / 96f);
return Math.Abs(screenPos.X - MousePosition.X) > len || Math.Abs(screenPos.Y - MousePosition.Y) > len;
}
public static int GetDpi(IntPtr hwnd)
{
if (Environment.OSVersion.Version >= WinApiHelp.WindowsTen1607 && hwnd != IntPtr.Zero)
return GetDpiForWindow(hwnd);
else
using (Graphics gx = Graphics.FromHwnd(hwnd))
return GetDeviceCaps(gx.GetHdc(), 88 /*LOGPIXELSX*/);
}
[DllImport("DwmApi")]
static extern int DwmSetWindowAttribute(IntPtr hwnd, int attr, int[] attrValue, int attrSize);
//protected override void OnLayout(LayoutEventArgs args)
//{
// base.OnLayout(args);
// AdjustCommandPaletteLeftAndWidth();
//}
//class ElementHostEx : ElementHost
//{
// protected override void OnHandleCreated(EventArgs e)
// {
// base.OnHandleCreated(e);
// const int LWA_ColorKey = 1;
// if (Environment.OSVersion.Version > new Version(10, 0))
// SetLayeredWindowAttributes(Handle, 0x111111, 255, LWA_ColorKey);
// }
// protected override CreateParams CreateParams
// {
// get
// {
// CreateParams cp = base.CreateParams;
// if (Environment.OSVersion.Version > new Version(10, 0))
// cp.ExStyle |= 0x00080000; // WS_EX_LAYERED
// cp.ExStyle |= 0x00000008; // WS_EX_TOPMOST
// cp.Style |= 0x04000000; //WS_CLIPSIBLINGS
// cp.Style |= 0x02000000; //WS_CLIPCHILDREN
// return cp;
// }
// }
// protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
// {
// try
// {
// return base.ProcessCmdKey(ref msg, keyData);
// }
// catch (Exception)
// {
// return true;
// }
// }
// [DllImport("user32.dll")]
// public static extern bool SetLayeredWindowAttributes(IntPtr hWnd, int crKey, byte alpha, int dwFlags);
//}
//public void ShowCommandPalette()
//{
// if (CommandPaletteHost == null)
// {
// CommandPaletteHost = new ElementHostEx();
// CommandPaletteHost.Dock = DockStyle.Fill;
// CommandPaletteHost.BackColor = Color.FromArgb(0x111111);
// AdjustCommandPaletteLeftAndWidth();
// CommandPaletteHost.Child = CommandPalette.Instance;
// CommandPalette.Instance.AdjustHeight();
// Controls.Add(CommandPaletteHost);
// CommandPaletteHost.BringToFront();
// }
//}
public void HideCommandPalette()
{
if (CommandPaletteHost != null)
{
CommandPaletteHost.Visible = false;
CommandPalette.Instance.Items.Clear();
CommandPalette.Instance.SearchControl.SearchTextBox.Text = "";
CommandPalette.Instance.UpdateLayout();
ActiveControl = null;
Controls.Remove(CommandPaletteHost);
CommandPaletteHost.Child = null;
CommandPaletteHost.Dispose();
CommandPaletteHost = null;
}
}
//void AdjustCommandPaletteLeftAndWidth()
//{
// if (CommandPaletteHost == null)
// return;
// CommandPaletteHost.Width = FontHeight * 26;
// if (CommandPaletteHost.Width > ClientSize.Width)
// CommandPaletteHost.Width = ClientSize.Width;
// CommandPaletteHost.Left = (ClientSize.Width - CommandPaletteHost.Size.Width) / 2;
//}
}