mirror of
https://github.com/LorenzCK/OnTopReplica.git
synced 2024-06-03 19:14:36 +12:00
8ab1cfd784
Changed position context menu: now locks on a screen position and keeps it after moving/resizing. Some bugfixes and code refactoring.
95 lines
2.2 KiB
C#
95 lines
2.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Drawing;
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using OnTopReplica.Native;
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namespace OnTopReplica {
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/// <summary>Helper class that keeps a window handle (HWND), the title of the window and can load its icon.</summary>
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public class WindowHandle : System.Windows.Forms.IWin32Window {
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IntPtr _handle;
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string _title;
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public WindowHandle(IntPtr p, string title) {
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_handle = p;
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_title = title;
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}
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public string Title {
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get {
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return _title;
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}
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}
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Icon _icon = null;
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bool _iconFetched = false;
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public Icon Icon {
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get {
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if (!_iconFetched) {
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//Fetch icon from window
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IntPtr hIcon;
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if (MessagingMethods.SendMessageTimeout(_handle, WM.GETICON, new IntPtr(2), new IntPtr(0),
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MessagingMethods.SendMessageTimeoutFlags.AbortIfHung | MessagingMethods.SendMessageTimeoutFlags.Block, 500, out hIcon) == IntPtr.Zero)
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hIcon = IntPtr.Zero;
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if (hIcon.ToInt64() != 0) {
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_icon = Icon.FromHandle(hIcon);
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}
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else {
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//Fetch icon from window class
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hIcon = (IntPtr)WindowMethods.GetClassLong(_handle, WindowMethods.ClassLong.IconSmall);
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if (hIcon.ToInt64() != 0) {
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_icon = Icon.FromHandle(hIcon);
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}
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}
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}
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_iconFetched = true;
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return _icon;
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}
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}
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public override string ToString() {
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return _title;
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}
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public override bool Equals(object obj) {
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if (ReferenceEquals(obj, this))
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return true;
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System.Windows.Forms.IWin32Window win = obj as System.Windows.Forms.IWin32Window;
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if (win == null)
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return false;
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return (win.Handle == _handle);
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}
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public override int GetHashCode() {
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return _handle.GetHashCode();
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}
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#region IWin32Window Members
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public IntPtr Handle {
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get { return _handle; }
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}
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#endregion
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/// <summary>
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/// Creates a new windowHandle instance from a given IntPtr handle.
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/// </summary>
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/// <param name="handle">Handle value.</param>
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public static WindowHandle FromHandle(IntPtr handle) {
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return new WindowHandle(handle, string.Empty);
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}
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}
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}
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