Widow – Rev 21
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using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Drawing;
using System.Threading.Tasks;
using System.Windows.Forms;
using Windows;
using Gma.System.MouseKeyHook;
namespace Widow
{
public partial class RuleEditForm : Form
{
#region Public Enums, Properties and Fields
public Windows.Windows Windows { get; }
public MainForm Form { get; set; }
public DrawOverlayForm DrawOverlayForm { get; set; }
public IKeyboardMouseEvents GlobalMouseHook { get; set; }
#endregion
#region Constructors, Destructors and Finalizers
public RuleEditForm(MainForm mainForm, Windows.Windows windows) : this(windows)
{
Form = mainForm;
Form.WindowCreated += Form_WindowCreated;
Form.WindowDestroyed += Form_WindowDestroyed;
}
public RuleEditForm(Windows.Windows windows) : this()
{
Windows = windows;
foreach (var window in windows.Window)
{
windowRulesListBox.Items.Add(window);
}
}
private RuleEditForm()
{
InitializeComponent();
desktopWindowsListBox.DisplayMember = nameof(Window.Title);
desktopWindowsListBox.SetDoubleBuffered();
windowRulesListBox.DisplayMember = nameof(Window.Title);
windowRulesListBox.SetDoubleBuffered();
Task.Run(RefreshWindows);
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
protected override void Dispose(bool disposing)
{
if (disposing && components != null)
{
Form.WindowCreated -= Form_WindowCreated;
Form.WindowDestroyed -= Form_WindowDestroyed;
components.Dispose();
}
base.Dispose(disposing);
}
#endregion
#region Event Handlers
private void Form_WindowDestroyed(object sender, WindowDestroyedEventArgs e)
{
if (string.IsNullOrEmpty(e.Title))
{
return;
}
var indices = new List<int>();
for (var i = 0; i < desktopWindowsListBox.Items.Count; ++i)
{
if (((Window) desktopWindowsListBox.Items[i]).Title == e.Title)
{
indices.Add(i);
}
}
foreach (var index in indices)
{
desktopWindowsListBox.Items.RemoveAt(index);
}
}
private void Form_WindowCreated(object sender, WindowCreatedEventArgs e)
{
if (string.IsNullOrEmpty(e.Title))
{
return;
}
var found = false;
foreach (var window in desktopWindowsListBox.Items)
{
if (((Window) window).Title == e.Title)
{
found = true;
break;
}
}
if (found)
{
return;
}
if (!Natives.GetWindowRect(e.Handle, out var rect))
{
return;
}
var process = Helpers.GetProcessName(e.Handle);
if (string.IsNullOrEmpty(process))
{
return;
}
var newWindow = new Window(process, e.Title, rect.Top, rect.Left, rect.Right - rect.Left,
rect.Bottom - rect.Top);
desktopWindowsListBox.Items.Add(newWindow);
}
private void WindowRulesListBox_SelectedIndexChanged(object sender, EventArgs e)
{
var listBox = (ListBox) sender;
if (listBox.SelectedIndex == -1)
{
WindowTitle.Text = string.Empty;
ignoreLeftCheckBox.Checked = false;
WindowLeft.Text = string.Empty;
ignoreTopCheckBox.Checked = false;
WindowTop.Text = string.Empty;
ignoreWidthCheckBox.Checked = false;
WindowWidth.Text = string.Empty;
ignoreHeightCheckBox.Checked = false;
WindowHeight.Text = string.Empty;
return;
}
var window = (Window) listBox.SelectedItem;
if (window == null)
{
return;
}
WindowTitle.Text = window.Title;
ignoreLeftCheckBox.Checked = window.IgnoreLeft;
WindowLeft.Text = window.Left.ToString();
ignoreTopCheckBox.Checked = window.IgnoreTop;
WindowTop.Text = window.Top.ToString();
ignoreWidthCheckBox.Checked = window.IgnoreWidth;
WindowWidth.Text = window.Width.ToString();
ignoreHeightCheckBox.Checked = window.IgnoreHeight;
WindowHeight.Text = window.Height.ToString();
}
private void RefreshButton_Click(object sender, EventArgs e)
{
Task.Run(RefreshWindows);
}
private void RemoveButton_Click(object sender, EventArgs e)
{
var window = (Window) windowRulesListBox.SelectedItem;
if (window == null)
{
return;
}
var index = -1;
for (var i = 0; i < windowRulesListBox.Items.Count; ++i)
{
if (((Window) windowRulesListBox.Items[i]).Title != window.Title)
{
continue;
}
index = i;
break;
}
if (index == -1)
{
return;
}
windowRulesListBox.Items.RemoveAt(index);
Windows.Window.Remove(window);
}
private void AddButton_Click(object sender, EventArgs e)
{
var window = (Window) desktopWindowsListBox.SelectedItem;
if (window == null)
{
return;
}
var found = false;
foreach (var windowRule in windowRulesListBox.Items)
{
if (((Window) windowRule).Title != window.Title)
{
continue;
}
found = true;
break;
}
if (found)
{
return;
}
windowRulesListBox.Items.Add(window);
Windows.Window.Add(window);
}
private void OnWindowSettings_TextChanged(object sender, EventArgs e)
{
var selectedWindow = (Window) windowRulesListBox.SelectedItem;
if (selectedWindow == null)
{
WindowTitle.Text = string.Empty;
WindowLeft.Text = string.Empty;
WindowTop.Text = string.Empty;
WindowWidth.Text = string.Empty;
WindowHeight.Text = string.Empty;
return;
}
var textBox = (TextBox) sender;
switch (textBox.Name)
{
case nameof(WindowTitle):
selectedWindow.Title = textBox.Text;
break;
case nameof(WindowLeft):
if (int.TryParse(textBox.Text, out var left))
{
selectedWindow.Left = left;
}
break;
case nameof(WindowTop):
if (int.TryParse(textBox.Text, out var top))
{
selectedWindow.Top = top;
}
break;
case nameof(WindowWidth):
if (int.TryParse(textBox.Text, out var width))
{
selectedWindow.Width = width;
}
break;
case nameof(WindowHeight):
if (int.TryParse(textBox.Text, out var height))
{
selectedWindow.Height = height;
}
break;
}
}
private void OnIgnoreWindowSettings_CheckedChanged(object sender, EventArgs e)
{
var selectedWindow = (Window) windowRulesListBox.SelectedItem;
if (selectedWindow == null)
{
ignoreLeftCheckBox.Checked = false;
ignoreTopCheckBox.Checked = false;
ignoreWidthCheckBox.Checked = false;
ignoreHeightCheckBox.Checked = false;
return;
}
var checkBox = (CheckBox) sender;
switch (checkBox.Name)
{
case nameof(ignoreHeightCheckBox):
selectedWindow.IgnoreHeight = checkBox.Checked;
break;
case nameof(ignoreWidthCheckBox):
selectedWindow.IgnoreWidth = checkBox.Checked;
break;
case nameof(ignoreTopCheckBox):
selectedWindow.IgnoreTop = checkBox.Checked;
break;
case nameof(ignoreLeftCheckBox):
selectedWindow.IgnoreLeft = checkBox.Checked;
break;
}
}
private void DrawButton_Click(object sender, EventArgs e)
{
var selectedWindow = (Window) windowRulesListBox.SelectedItem;
if (selectedWindow == null)
{
return;
}
if (DrawOverlayForm != null)
{
return;
}
DrawOverlayForm = new DrawOverlayForm();
DrawOverlayForm.WindowDrawn += DrawOverlayForm_WindowDrawn;
DrawOverlayForm.Closed += DrawOverlayForm_Closed;
DrawOverlayForm.Show();
}
private void DrawOverlayForm_WindowDrawn(object sender, WindowDrawnEventArgs e)
{
var selectedWindow = (Window) windowRulesListBox.SelectedItem;
if (selectedWindow == null)
{
return;
}
WindowLeft.Text = e.Left.ToString();
WindowTop.Text = e.Top.ToString();
WindowWidth.Text = e.Width.ToString();
WindowHeight.Text = e.Height.ToString();
selectedWindow.Left = e.Left;
selectedWindow.Top = e.Top;
selectedWindow.Width = e.Width;
selectedWindow.Height = e.Height;
}
private void DrawOverlayForm_Closed(object sender, EventArgs e)
{
DrawOverlayForm.Closed -= DrawOverlayForm_Closed;
DrawOverlayForm.WindowDrawn -= DrawOverlayForm_WindowDrawn;
DrawOverlayForm.Dispose();
DrawOverlayForm = null;
}
private void PickButton_Click(object sender, EventArgs e)
{
// Start global mouse key hook.
GlobalMouseHook = Hook.GlobalEvents();
GlobalMouseHook.MouseClick += GlobalMouseHook_MouseClick;
// Set cross cursor.
foreach (var cursor in Enum.GetValues(typeof(Natives.OCR_SYSTEM_CURSORS)))
{
Natives.SetSystemCursor(
Natives.CopyIcon(Natives.LoadCursor(IntPtr.Zero, (int) Natives.OCR_SYSTEM_CURSORS.OCR_CROSS)),
(uint) cursor);
}
}
private void GlobalMouseHook_MouseClick(object sender, MouseEventArgs e)
{
var hWnd = Natives.WindowFromPoint(new Point(e.X, e.Y));
Natives.GetWindowThreadProcessId(hWnd, out var pid);
var process = Process.GetProcessById((int) pid);
var windowTitle = Helpers.GetWindowTitle(process.MainWindowHandle);
if (string.IsNullOrEmpty(windowTitle))
{
return;
}
var windowClass = Helpers.GetWindowClass(process.MainWindowHandle);
if (string.IsNullOrEmpty(windowClass))
{
return;
}
if (!Natives.GetWindowRect(process.MainWindowHandle, out var rect))
{
return;
}
var window = new Window(windowClass, windowTitle, rect.Top, rect.Left, rect.Right - rect.Left,
rect.Bottom - rect.Top);
var found = false;
foreach (var windowRule in windowRulesListBox.Items)
{
if (((Window) windowRule).Title != window.Title)
{
continue;
}
found = true;
break;
}
if (found)
{
return;
}
windowRulesListBox.Items.Add(window);
Windows.Window.Add(window);
// Revert cursor.
Natives.SystemParametersInfo(0x0057, 0, null, 0);
// Remove global mouse key hook.
GlobalMouseHook.MouseClick -= GlobalMouseHook_MouseClick;
GlobalMouseHook.Dispose();
GlobalMouseHook = null;
}
#endregion
#region Private Methods
private void RefreshWindows()
{
foreach (var handle in Helpers.FindWindows((wnd, param) => true))
{
var windowTitle = Helpers.GetWindowTitle(handle);
if (string.IsNullOrEmpty(windowTitle))
{
continue;
}
var windowClass = Helpers.GetWindowClass(handle);
if (string.IsNullOrEmpty(windowClass))
{
continue;
}
if (!Natives.GetWindowRect(handle, out var rect))
{
continue;
}
var window = new Window(windowClass, windowTitle, rect.Top, rect.Left, rect.Right - rect.Left,
rect.Bottom - rect.Top);
this.InvokeIfRequired(form =>
{
var found = false;
foreach (var item in desktopWindowsListBox.Items)
{
if (((Window) item).Title != window.Title)
{
continue;
}
found = true;
break;
}
if (!found)
{
desktopWindowsListBox.Items.Add(window);
}
});
}
}
#endregion
}
}
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