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Native changes

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This commit is contained in:
Jaex 2013-12-21 20:27:52 +02:00
parent 8ed744b63f
commit c99e738a4e
4 changed files with 159 additions and 48 deletions
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88
HelpersLib/Native/NativeEnums.cs
View file

@ -1913,4 +1913,92 @@ public enum OpenFileMode
Exist = 0x00004000,
Reopen = 0x00008000
}
/// <summary>
/// Special window handles
/// </summary>
public enum SpecialWindowHandles
{
/// <summary>
/// Places the window at the bottom of the Z order. If the hWnd parameter identifies a topmost window, the window loses its topmost status and is placed at the bottom of all other windows.
/// </summary>
HWND_TOP = 0,
/// <summary>
/// Places the window above all non-topmost windows (that is, behind all topmost windows). This flag has no effect if the window is already a non-topmost window.
/// </summary>
HWND_BOTTOM = 1,
/// <summary>
/// Places the window at the top of the Z order.
/// </summary>
HWND_TOPMOST = -1,
/// <summary>
/// Places the window above all non-topmost windows. The window maintains its topmost position even when it is deactivated.
/// </summary>
HWND_NOTOPMOST = -2
}
[Flags]
public enum SetWindowPosFlags : uint
{
/// <summary>
/// If the calling thread and the thread that owns the window are attached to different input queues, the system posts the request to the thread that owns the window. This prevents the calling thread from blocking its execution while other threads process the request.
/// </summary>
SWP_ASYNCWINDOWPOS = 0x4000,
/// <summary>
/// Prevents generation of the WM_SYNCPAINT message.
/// </summary>
SWP_DEFERERASE = 0x2000,
/// <summary>
/// Draws a frame (defined in the window's class description) around the window.
/// </summary>
SWP_DRAWFRAME = 0x0020,
/// <summary>
/// Applies new frame styles set using the SetWindowLong function. Sends a WM_NCCALCSIZE message to the window, even if the window's size is not being changed. If this flag is not specified, WM_NCCALCSIZE is sent only when the window's size is being changed.
/// </summary>
SWP_FRAMECHANGED = 0x0020,
/// <summary>
/// Hides the window.
/// </summary>
SWP_HIDEWINDOW = 0x0080,
/// <summary>
/// Does not activate the window. If this flag is not set, the window is activated and moved to the top of either the topmost or non-topmost group (depending on the setting of the hWndInsertAfter parameter).
/// </summary>
SWP_NOACTIVATE = 0x0010,
/// <summary>
/// Discards the entire contents of the client area. If this flag is not specified, the valid contents of the client area are saved and copied back into the client area after the window is sized or repositioned.
/// </summary>
SWP_NOCOPYBITS = 0x0100,
/// <summary>
/// Retains the current position (ignores X and Y parameters).
/// </summary>
SWP_NOMOVE = 0x0002,
/// <summary>
/// Does not change the owner window's position in the Z order.
/// </summary>
SWP_NOOWNERZORDER = 0x0200,
/// <summary>
/// Does not redraw changes. If this flag is set, no repainting of any kind occurs. This applies to the client area, the nonclient area (including the title bar and scroll bars), and any part of the parent window uncovered as a result of the window being moved. When this flag is set, the application must explicitly invalidate or redraw any parts of the window and parent window that need redrawing.
/// </summary>
SWP_NOREDRAW = 0x0008,
/// <summary>
/// Same as the SWP_NOOWNERZORDER flag.
/// </summary>
SWP_NOREPOSITION = 0x0200,
/// <summary>
/// Prevents the window from receiving the WM_WINDOWPOSCHANGING message.
/// </summary>
SWP_NOSENDCHANGING = 0x0400,
/// <summary>
/// Retains the current size (ignores the cx and cy parameters).
/// </summary>
SWP_NOSIZE = 0x0001,
/// <summary>
/// Retains the current Z order (ignores the hWndInsertAfter parameter).
/// </summary>
SWP_NOZORDER = 0x0004,
/// <summary>
/// Displays the window.
/// </summary>
SWP_SHOWWINDOW = 0x0040
}
}

18
HelpersLib/Native/NativeMethods.cs
View file

@ -43,22 +43,6 @@ public static partial class NativeMethods
public const int SC_MINIMIZE = 0xF020;
public const uint SWP_NOSIZE = 0x0001;
public const uint SWP_NOMOVE = 0x0002;
public const uint SWP_NOZORDER = 0x0004;
public const uint SWP_NOREDRAW = 0x0008;
public const uint SWP_NOACTIVATE = 0x0010;
public const uint SWP_FRAMECHANGED = 0x0020; /* The frame changed: send WM_NCCALCSIZE */
public const uint SWP_SHOWWINDOW = 0x0040;
public const uint SWP_HIDEWINDOW = 0x0080;
public const uint SWP_NOCOPYBITS = 0x0100;
public const uint SWP_NOOWNERZORDER = 0x0200; /* Don't do owner Z ordering */
public const uint SWP_NOSENDCHANGING = 0x0400; /* Don't send WM_WINDOWPOSCHANGING */
public static readonly IntPtr HWND_TOPMOST = new IntPtr(-1);
public static readonly IntPtr HWND_NOTOPMOST = new IntPtr(-2);
public static readonly IntPtr HWND_TOP = new IntPtr(0);
public const int HT_CAPTION = 2;
public const int CURSOR_SHOWING = 1;
public const int GWL_STYLE = -16;
@ -243,7 +227,7 @@ public static partial class NativeMethods
public static extern bool SetForegroundWindow(IntPtr hWnd);
[DllImport("user32.dll")]
public static extern bool SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int X, int Y, int cx, int cy, uint uFlags);
public static extern bool SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int X, int Y, int cx, int cy, SetWindowPosFlags uFlags);
[DllImport("user32.dll")]
[return: MarshalAs(UnmanagedType.Bool)]

99
HelpersLib/Native/NativeStructs.cs
View file

@ -25,6 +25,7 @@
using System;
using System.Drawing;
using System.Globalization;
using System.Runtime.InteropServices;
namespace HelpersLib
@ -32,10 +33,7 @@ namespace HelpersLib
[StructLayout(LayoutKind.Sequential)]
public struct RECT
{
public int Left;
public int Top;
public int Right;
public int Bottom;
public int Left, Top, Right, Bottom;
public RECT(int left, int top, int right, int bottom)
{
@ -45,53 +43,94 @@ public RECT(int left, int top, int right, int bottom)
Bottom = bottom;
}
public int Height
public RECT(Rectangle r)
: this(r.Left, r.Top, r.Right, r.Bottom)
{
get
{
return Bottom - Top;
}
}
public int X
{
get { return Left; }
set { Right -= (Left - value); Left = value; }
}
public int Y
{
get { return Top; }
set { Bottom -= (Top - value); Top = value; }
}
public int Width
{
get
{
return Right - Left;
}
get { return Right - Left; }
set { Right = value + Left; }
}
public Size Size
public int Height
{
get
{
return new Size(Width, Height);
}
get { return Bottom - Top; }
set { Bottom = value + Top; }
}
public Point Location
{
get
get { return new Point(Left, Top); }
set { X = value.X; Y = value.Y; }
}
public Size Size
{
get { return new Size(Width, Height); }
set { Width = value.Width; Height = value.Height; }
}
public static implicit operator Rectangle(RECT r)
{
return new Rectangle(r.Left, r.Top, r.Width, r.Height);
}
public static implicit operator RECT(Rectangle r)
{
return new RECT(r);
}
public static bool operator ==(RECT r1, RECT r2)
{
return r1.Equals(r2);
}
public static bool operator !=(RECT r1, RECT r2)
{
return !r1.Equals(r2);
}
public bool Equals(RECT r)
{
return r.Left == Left && r.Top == Top && r.Right == Right && r.Bottom == Bottom;
}
public override bool Equals(object obj)
{
if (obj is RECT)
{
return new Point(Left, Top);
return Equals((RECT)obj);
}
else if (obj is Rectangle)
{
return Equals(new RECT((Rectangle)obj));
}
return false;
}
public override int GetHashCode()
{
return Left ^ ((Top << 13) | (Top >> 0x13))
^ ((Width << 0x1a) | (Width >> 6))
^ ((Height << 7) | (Height >> 0x19));
return ((Rectangle)this).GetHashCode();
}
public static implicit operator Rectangle(RECT rect)
public override string ToString()
{
return Rectangle.FromLTRB(rect.Left, rect.Top, rect.Right, rect.Bottom);
}
public static implicit operator RECT(Rectangle rect)
{
return new RECT(rect.Left, rect.Top, rect.Right, rect.Bottom);
return string.Format(CultureInfo.CurrentCulture, "{{Left={0},Top={1},Right={2},Bottom={3}}}", Left, Top, Right, Bottom);
}
}

2
ScreenCaptureLib/Screenshot_Transparent.cs
View file

@ -77,7 +77,7 @@ public static Image CaptureWindowTransparent(IntPtr handle)
NativeMethods.ShowWindow(form.Handle, (int)WindowShowStyle.ShowNormalNoActivate);
if (!NativeMethods.SetWindowPos(form.Handle, handle, rect.X, rect.Y, rect.Width, rect.Height, NativeMethods.SWP_NOACTIVATE))
if (!NativeMethods.SetWindowPos(form.Handle, handle, rect.X, rect.Y, rect.Width, rect.Height, SetWindowPosFlags.SWP_NOACTIVATE))
{
form.Close();
DebugHelper.WriteLine("Transparent capture failed. Reason: SetWindowPos fail.");