Files
mpv.net/mpv.net/WinForms/MainForm.cs

644 lines
25 KiB
C#

using System;
using System.Drawing;
using System.IO;
using System.Runtime.InteropServices;
using System.Windows.Forms;
using System.Linq;
using System.Collections.Generic;
using System.ComponentModel;
using System.Globalization;
using System.Diagnostics;
using System.Threading.Tasks;
namespace mpvnet
{
public partial class MainForm : Form
{
public static MainForm Instance { get; set; }
public static IntPtr Hwnd { get; set; }
public new ContextMenuStripEx ContextMenu { get; set; }
Point LastCursorPosChanged;
int LastCursorChangedTickCount;
int TaskbarButtonCreatedMessage;
bool WasShown;
Taskbar Taskbar;
List<string> RecentFiles;
public MainForm()
{
InitializeComponent();
try
{
Instance = this;
Hwnd = Handle;
mp.Init();
mp.Shutdown += Shutdown;
mp.VideoSizeChanged += VideoSizeChanged;
mp.FileLoaded += FileLoaded;
mp.Idle += Idle;
mp.Seek += () => UpdateProgressBar();
mp.observe_property_bool("pause", PropChangePause);
mp.observe_property_bool("fullscreen", PropChangeFullscreen);
mp.observe_property_bool("ontop", PropChangeOnTop);
mp.observe_property_bool("border", PropChangeBorder);
mp.observe_property_string("sid", PropChangeSid);
mp.observe_property_string("aid", PropChangeAid);
mp.observe_property_string("vid", PropChangeVid);
mp.observe_property_int("edition", PropChangeEdition);
if (mp.GPUAPI != "vulkan") mp.ProcessCommandLine(false);
AppDomain.CurrentDomain.UnhandledException += (sender, e) => Msg.ShowError(e.ExceptionObject.ToString());
Application.ThreadException += (sender, e) => Msg.ShowException(e.Exception);
Msg.SupportURL = "https://github.com/stax76/mpv.net#support";
Text = "mpv.net " + Application.ProductVersion;
TaskbarButtonCreatedMessage = Native.RegisterWindowMessage("TaskbarButtonCreated");
object recent = RegHelp.GetObject(App.RegPath, "Recent");
if (recent is string[] r)
RecentFiles = new List<string>(r);
else
RecentFiles = new List<string>();
ContextMenu = new ContextMenuStripEx(components);
ContextMenu.Opened += ContextMenu_Opened;
ContextMenu.Opening += ContextMenu_Opening;
if (mp.Screen == -1) mp.Screen = Array.IndexOf(Screen.AllScreens, Screen.PrimaryScreen);
int targetIndex = mp.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;
int posX = RegHelp.GetInt(App.RegPath, "PosX");
int posY = RegHelp.GetInt(App.RegPath, "PosY");
if (posX != 0 && posY != 0 && App.RememberPosition)
{
Left = posX - Width / 2;
Top = posY - Height / 2;
}
if (App.Maximized) WindowState = FormWindowState.Maximized;
}
catch (Exception ex)
{
Msg.ShowException(ex);
}
}
public MenuItem FindMenuItem(string text) => FindMenuItem(text, ContextMenu.Items);
void Shutdown() => BeginInvoke(new Action(() => Close()));
void Idle()
{
BeginInvoke(new Action(() => Text = "mpv.net " + Application.ProductVersion));
}
void CM_Popup(object sender, EventArgs e) => CursorHelp.Show();
void VideoSizeChanged() => BeginInvoke(new Action(() => SetFormPosAndSize()));
void PropChangeFullscreen(bool value) => BeginInvoke(new Action(() => CycleFullscreen(value)));
void ContextMenu_Opened(object sender, EventArgs e) => CursorHelp.Show();
bool IsFullscreen => WindowState == FormWindowState.Maximized && FormBorderStyle == FormBorderStyle.None;
bool IsMouseInOSC() => PointToClient(Control.MousePosition).Y > ClientSize.Height * 0.9;
void ContextMenu_Opening(object sender, CancelEventArgs e)
{
lock (mp.MediaTracks)
{
MenuItem trackMenuItem = FindMenuItem("Track");
if (trackMenuItem != null)
{
trackMenuItem.DropDownItems.Clear();
MediaTrack[] audTracks = mp.MediaTracks.Where(track => track.Type == "a").ToArray();
MediaTrack[] subTracks = mp.MediaTracks.Where(track => track.Type == "s").ToArray();
MediaTrack[] vidTracks = mp.MediaTracks.Where(track => track.Type == "v").ToArray();
MediaTrack[] ediTracks = mp.MediaTracks.Where(track => track.Type == "e").ToArray();
foreach (MediaTrack track in vidTracks)
{
MenuItem mi = new MenuItem(track.Text);
mi.Action = () => mp.commandv("set", "vid", track.ID.ToString());
mi.Checked = mp.Vid == track.ID.ToString();
trackMenuItem.DropDownItems.Add(mi);
}
if (vidTracks.Length > 0)
trackMenuItem.DropDownItems.Add(new ToolStripSeparator());
foreach (MediaTrack track in audTracks)
{
MenuItem mi = new MenuItem(track.Text);
mi.Action = () => mp.commandv("set", "aid", track.ID.ToString());
mi.Checked = mp.Aid == track.ID.ToString();
trackMenuItem.DropDownItems.Add(mi);
}
if (subTracks.Length > 0)
trackMenuItem.DropDownItems.Add(new ToolStripSeparator());
foreach (MediaTrack track in subTracks)
{
MenuItem mi = new MenuItem(track.Text);
mi.Action = () => mp.commandv("set", "sid", track.ID.ToString());
mi.Checked = mp.Sid == track.ID.ToString();
trackMenuItem.DropDownItems.Add(mi);
}
if (subTracks.Length > 0)
{
MenuItem mi = new MenuItem("S: No subtitles");
mi.Action = () => mp.commandv("set", "sid", "no");
mi.Checked = mp.Sid == "no";
trackMenuItem.DropDownItems.Add(mi);
}
if (ediTracks.Length > 0)
trackMenuItem.DropDownItems.Add(new ToolStripSeparator());
foreach (MediaTrack track in ediTracks)
{
MenuItem mi = new MenuItem(track.Text);
mi.Action = () => mp.commandv("set", "edition", track.ID.ToString());
mi.Checked = mp.Edition == track.ID;
trackMenuItem.DropDownItems.Add(mi);
}
}
}
lock (mp.Chapters)
{
MenuItem chaptersMenuItem = FindMenuItem("Chapters");
if (chaptersMenuItem != null)
{
chaptersMenuItem.DropDownItems.Clear();
foreach (var i in mp.Chapters)
{
MenuItem mi = new MenuItem(i.Key);
mi.ShortcutKeyDisplayString = TimeSpan.FromSeconds(i.Value).ToString().Substring(0, 8) + " ";
mi.Action = () => mp.commandv("seek", i.Value.ToString(CultureInfo.InvariantCulture), "absolute");
chaptersMenuItem.DropDownItems.Add(mi);
}
}
}
MenuItem recent = FindMenuItem("Recent");
if (recent != null)
{
recent.DropDownItems.Clear();
foreach (string path in RecentFiles)
MenuItem.Add(recent.DropDownItems, path, () => mp.Load(new[] { path }, true, Control.ModifierKeys.HasFlag(Keys.Control)));
recent.DropDownItems.Add(new ToolStripSeparator());
MenuItem mi = new MenuItem("Clear List");
mi.Action = () => RecentFiles.Clear();
recent.DropDownItems.Add(mi);
}
}
MenuItem FindMenuItem(string text, ToolStripItemCollection items)
{
foreach (var item in items)
{
if (item is MenuItem mi)
{
if (mi.Text.StartsWith(text) && mi.Text.Trim() == text)
return mi;
if (mi.DropDownItems.Count > 0)
{
MenuItem val = FindMenuItem(text, mi.DropDownItems);
if (val != null) return val;
}
}
}
return null;
}
bool WasInitialSizeSet;
void SetFormPosAndSize()
{
if (WindowState == FormWindowState.Maximized)
return;
if (mp.Fullscreen)
{
CycleFullscreen(true);
return;
}
Screen screen = Screen.FromControl(this);
int autoFitHeight = Convert.ToInt32(screen.WorkingArea.Height * mp.Autofit);
if (mp.VideoSize.Height == 0 || mp.VideoSize.Width == 0 ||
mp.VideoSize.Width / (float)mp.VideoSize.Height < App.MinimumAspectRatio)
mp.VideoSize = new Size((int)(autoFitHeight * (16 / 9.0)), autoFitHeight);
Size size = mp.VideoSize;
int height = size.Height;
if (App.RememberHeight)
{
if (WasInitialSizeSet)
height = ClientSize.Height;
else
{
height = autoFitHeight;
WasInitialSizeSet = true;
}
}
int width = Convert.ToInt32(height * size.Width / (double)size.Height);
if (height > screen.WorkingArea.Height * 0.9)
{
height = Convert.ToInt32(screen.WorkingArea.Height * 0.9);
width = Convert.ToInt32(height * size.Width / (double)size.Height);
}
if (width > screen.WorkingArea.Width * 0.9)
{
width = Convert.ToInt32(screen.WorkingArea.Width * 0.9);
height = Convert.ToInt32(width * size.Height / (double)size.Width);
}
if (height < screen.WorkingArea.Height * mp.AutofitSmaller)
{
height = Convert.ToInt32(screen.WorkingArea.Height * mp.AutofitSmaller);
width = Convert.ToInt32(height * size.Width / (double)size.Height);
}
if (height > screen.WorkingArea.Height * mp.AutofitLarger)
{
height = Convert.ToInt32(screen.WorkingArea.Height * mp.AutofitLarger);
width = Convert.ToInt32(height * size.Width / (double)size.Height);
}
Point middlePos = new Point(Left + Width / 2, Top + Height / 2);
var rect = new Native.RECT(new Rectangle(screen.Bounds.X, screen.Bounds.Y, width, height));
NativeHelp.AddWindowBorders(Handle, ref rect);
int left = middlePos.X - rect.Width / 2;
int top = middlePos.Y - rect.Height / 2;
Screen[] screens = Screen.AllScreens;
int minLeft = screens.Select(val => val.WorkingArea.X).Min();
int maxRight = screens.Select(val => val.WorkingArea.Right).Max();
int minTop = screens.Select(val => val.WorkingArea.Y).Min();
int maxBottom = screens.Select(val => val.WorkingArea.Bottom).Max();
if (left < minLeft) left = minLeft;
if (left + rect.Width > maxRight) left = maxRight - rect.Width;
if (top < minTop) top = minTop;
if (top + rect.Height > maxBottom) top = maxBottom - rect.Height;
Native.SetWindowPos(Handle, IntPtr.Zero /* HWND_TOP */, left, top, rect.Width, rect.Height, 4 /* SWP_NOZORDER */);
}
public void CycleFullscreen(bool enabled)
{
mp.Fullscreen = enabled;
if (enabled)
{
if (WindowState != FormWindowState.Maximized || FormBorderStyle != FormBorderStyle.None)
{
if (WindowState == FormWindowState.Maximized)
WindowState = FormWindowState.Minimized;
FormBorderStyle = FormBorderStyle.None;
WindowState = FormWindowState.Maximized;
}
}
else
{
if (WindowState == FormWindowState.Maximized && FormBorderStyle == FormBorderStyle.None)
{
WindowState = FormWindowState.Normal;
if (mp.Border)
FormBorderStyle = FormBorderStyle.Sizable;
else
FormBorderStyle = FormBorderStyle.None;
SetFormPosAndSize();
}
}
}
public void BuildMenu()
{
string content = File.ReadAllText(mp.InputConfPath);
var items = CommandItem.GetItems(content);
if (!content.Contains("#menu:"))
{
var defaultItems = CommandItem.GetItems(Properties.Resources.inputConf);
foreach (CommandItem item in items)
foreach (CommandItem defaultItem in defaultItems)
if (item.Command == defaultItem.Command)
defaultItem.Input = item.Input;
items = defaultItems;
}
foreach (CommandItem item in items)
{
if (string.IsNullOrEmpty(item.Path)) continue;
string path = item.Path.Replace("&", "&&");
MenuItem menuItem = ContextMenu.Add(path, () => {
try {
mp.command(item.Command);
} catch (Exception ex) {
Msg.ShowException(ex);
}
});
if (menuItem != null) menuItem.ShortcutKeyDisplayString = item.Input + " ";
}
}
private void FileLoaded()
{
string path = mp.get_property_string("path");
BeginInvoke(new Action(() => {
if (path.Contains("://"))
Text = mp.get_property_string("media-title") + " - mpv.net " + Application.ProductVersion;
else if (path.Contains(":\\") || path.StartsWith("\\\\"))
Text = path.FileName() + " - mpv.net " + Application.ProductVersion;
else
Text = "mpv.net " + Application.ProductVersion;
int interval = (int)(mp.Duration.TotalMilliseconds / 100);
if (interval < 100) interval = 100;
if (interval > 1000) interval = 1000;
ProgressTimer.Interval = interval;
UpdateProgressBar();
}));
if (RecentFiles.Contains(path)) RecentFiles.Remove(path);
RecentFiles.Insert(0, path);
while (RecentFiles.Count > App.RecentCount) RecentFiles.RemoveAt(App.RecentCount);
}
protected override CreateParams CreateParams {
get {
CreateParams cp = base.CreateParams;
cp.Style |= 0x00020000 /* WS_MINIMIZEBOX */;
return cp;
}
}
protected override void WndProc(ref Message m)
{
//Debug.WriteLine(m);
switch (m.Msg)
{
case 0x0201: // WM_LBUTTONDOWN
case 0x0202: // WM_LBUTTONUP
case 0x0207: // WM_MBUTTONDOWN
case 0x0208: // WM_MBUTTONUP
case 0x020b: // WM_XBUTTONDOWN
case 0x020c: // WM_XBUTTONUP
case 0x020A: // WM_MOUSEWHEEL
case 0x0100: // WM_KEYDOWN
case 0x0101: // WM_KEYUP
case 0x0104: // WM_SYSKEYDOWN
case 0x0105: // WM_SYSKEYUP
case 0x319: // WM_APPCOMMAND
if (mp.WindowHandle != IntPtr.Zero)
Native.SendMessage(mp.WindowHandle, m.Msg, m.WParam, m.LParam);
break;
case 0x0200: // WM_MOUSEMOVE
{
Point pos = PointToClient(Cursor.Position);
mp.command($"mouse {pos.X} {pos.Y}");
if (CursorHelp.IsPosDifferent(LastCursorPosChanged)) CursorHelp.Show();
}
break;
case 0x2a3: // WM_MOUSELEAVE
mp.command("mouse 1 1"); // osc won't always auto hide
break;
case 0x203: // Native.WM.LBUTTONDBLCLK
{
Point pos = PointToClient(Cursor.Position);
mp.command($"mouse {pos.X} {pos.Y} 0 double");
}
break;
case 0x02E0: // WM_DPICHANGED
if (!WasShown) break;
var r2 = Marshal.PtrToStructure<Native.RECT>(m.LParam);
Native.SetWindowPos(Handle, IntPtr.Zero, r2.Left, r2.Top, r2.Width, r2.Height, 0);
break;
case 0x0214: // WM_SIZING
var rc = Marshal.PtrToStructure<Native.RECT>(m.LParam);
var r = rc;
NativeHelp.SubtractWindowBorders(Handle, ref r);
int c_w = r.Right - r.Left, c_h = r.Bottom - r.Top;
Size s = mp.VideoSize;
if (s == Size.Empty) s = new Size(16, 9);
float aspect = s.Width / (float)s.Height;
int d_w = Convert.ToInt32(c_h * aspect - c_w);
int d_h = Convert.ToInt32(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 = NativeHelp.GetResizeBorder(m.WParam.ToInt32());
if (corner >= 0) corners[corner] -= d_corners[corner];
Marshal.StructureToPtr<Native.RECT>(new Native.RECT(corners[0], corners[1], corners[2], corners[3]), m.LParam, false);
m.Result = new IntPtr(1);
return;
case 0x004A: // WM_COPYDATA
var copyData = (Native.COPYDATASTRUCT)m.GetLParam(typeof(Native.COPYDATASTRUCT));
string[] files = copyData.lpData.Split('\n');
string mode = files[0];
files = files.Skip(1).ToArray();
switch (mode)
{
case "single":
mp.Load(files, true, Control.ModifierKeys.HasFlag(Keys.Control));
break;
case "queue":
foreach (string file in files)
mp.commandv("loadfile", file, "append");
break;
}
Activate();
return;
}
if (m.Msg == TaskbarButtonCreatedMessage && mp.TaskbarProgress)
{
Taskbar = new Taskbar(Handle);
ProgressTimer.Start();
}
base.WndProc(ref m);
}
void CursorTimer_Tick(object sender, EventArgs e)
{
if (CursorHelp.IsPosDifferent(LastCursorPosChanged))
{
LastCursorPosChanged = Control.MousePosition;
LastCursorChangedTickCount = Environment.TickCount;
}
else if (Environment.TickCount - LastCursorChangedTickCount > 1500 &&
!IsMouseInOSC() && ClientRectangle.Contains(PointToClient(MousePosition)) &&
Form.ActiveForm == this && !ContextMenu.Visible)
CursorHelp.Hide();
}
private void ProgressTimer_Tick(object sender, EventArgs e) => UpdateProgressBar();
void UpdateProgressBar()
{
if (mp.TaskbarProgress && Taskbar != null)
Taskbar.SetValue(mp.get_property_number("time-pos"), mp.Duration.TotalSeconds);
}
void PropChangeOnTop(bool value) => BeginInvoke(new Action(() => TopMost = value));
void PropChangeAid(string value) => mp.Aid = value;
void PropChangeSid(string value) => mp.Sid = value;
void PropChangeVid(string value) => mp.Vid = value;
void PropChangeEdition(int value) => mp.Edition = value;
void PropChangeBorder(bool enabled) {
mp.Border = enabled;
BeginInvoke(new Action(() => {
if (!IsFullscreen)
{
if (mp.Border && FormBorderStyle == FormBorderStyle.None)
FormBorderStyle = FormBorderStyle.Sizable;
if (!mp.Border && FormBorderStyle == FormBorderStyle.Sizable)
FormBorderStyle = FormBorderStyle.None;
}
}));
}
void PropChangePause(bool enabled)
{
if (Taskbar != null && mp.TaskbarProgress)
{
if (enabled)
Taskbar.SetState(TaskbarStates.Paused);
else
Taskbar.SetState(TaskbarStates.Normal);
}
}
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
if (mp.GPUAPI != "vulkan") mp.VideoSizeAutoResetEvent.WaitOne(App.StartThreshold);
SetFormPosAndSize();
}
protected override void OnShown(EventArgs e)
{
base.OnShown(e);
if (mp.GPUAPI == "vulkan") mp.ProcessCommandLine(false);
var wpfColor = WPF.WPF.ThemeColor;
Color color = Color.FromArgb(wpfColor.A, wpfColor.R, wpfColor.G, wpfColor.B);
ToolStripRendererEx.InitColors(color, App.IsDarkMode, App.ThemedMenu);
BuildMenu();
ContextMenuStrip = ContextMenu;
WPF.WPF.Init();
System.Windows.Application.Current.ShutdownMode = System.Windows.ShutdownMode.OnExplicitShutdown;
Cursor.Position = new Point(Cursor.Position.X + 1, Cursor.Position.Y);
WasShown = true;
mp.LoadScripts();
Task.Run(() => App.Extension = new Extension());
}
protected override void OnResize(EventArgs e)
{
base.OnResize(e);
if (mp.IsLogoVisible) mp.ShowLogo();
}
protected override void OnFormClosing(FormClosingEventArgs e)
{
base.OnFormClosing(e);
if (WindowState == FormWindowState.Normal)
{
RegHelp.SetObject(App.RegPath, "PosX", Left + Width / 2);
RegHelp.SetObject(App.RegPath, "PosY", Top + Height / 2);
}
RegHelp.SetObject(App.RegPath, "Recent", RecentFiles.ToArray());
if (mp.IsQuitNeeded)
mp.commandv("quit");
if (!mp.ShutdownAutoResetEvent.WaitOne(10000))
Msg.ShowError("Shutdown thread failed to complete within 10 seconds.");
}
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
if (WindowState == FormWindowState.Normal &&
e.Button == MouseButtons.Left &&
e.Y < ClientSize.Height * 0.9)
{
var HTCAPTION = new IntPtr(2);
Native.ReleaseCapture();
Native.PostMessage(Handle, 0xA1 /* WM_NCLBUTTONDOWN */, HTCAPTION, IntPtr.Zero);
}
if (Width - e.Location.X < 10 && e.Location.Y < 10)
mp.commandv("quit");
}
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))
mp.Load(e.Data.GetData(DataFormats.FileDrop) as String[], true, Control.ModifierKeys.HasFlag(Keys.Control));
if (e.Data.GetDataPresent(DataFormats.Text))
mp.Load(new[] { e.Data.GetData(DataFormats.Text).ToString() }, true, Control.ModifierKeys.HasFlag(Keys.Control));
}
protected override void OnLostFocus(EventArgs e)
{
base.OnLostFocus(e);
CursorHelp.Show();
}
}
}