private bool ListWindows(IntPtr hWnd, int lParam)
{
if (!WindowsApi.IsWindowVisible(hWnd))
{
return(true);
}
if ((WindowsApi.GetWindowLong(hWnd, GWL_EXSTYLE) & WS_EX_APPWINDOW) !=
WS_EX_APPWINDOW)
{
if (WindowsApi.GetWindow(hWnd, GW_OWNER) != IntPtr.Zero)
{
return(true);
}
if ((WindowsApi.GetWindowLong(hWnd, GWL_EXSTYLE) &
WS_EX_TOOLWINDOW) == WS_EX_TOOLWINDOW)
{
return(true);
}
if ((WindowsApi.GetWindowLong(hWnd, GWL_STYLE) & WS_CHILD) ==
WS_CHILD)
{
return(true);
}
}
int length = WindowsApi.GetWindowTextLength(hWnd);
var sb = new StringBuilder(length + 1);
WindowsApi.GetWindowText(hWnd, sb, sb.Capacity);
_handleList.Add(hWnd);
windowList.Items.Add(sb.ToString());
return(true);
}
private static void SmartResizeWindow(ref ScreenshotTask data, out WindowsRect oldWindowSize)
{
oldWindowSize = new WindowsRect(0);
if ((WindowsApi.GetWindowLong(data.WindowHandle, GWL_STYLE) & WS_SIZEBOX) != WS_SIZEBOX)
{
return;
}
var r = new WindowsRect();
WindowsApi.GetWindowRect(data.WindowHandle, ref r);
oldWindowSize = r;
Bitmap f = CaptureCompositeScreenshot(ref data);
if (f != null)
{
WindowsApi.SetWindowPos(data.WindowHandle, (IntPtr)0, r.Left, r.Top, data.ResizeX - (f.Width - (r.Right - r.Left)), data.ResizeY - (f.Height - (r.Bottom - r.Top)), SWP_SHOWWINDOW);
f.Dispose();
}
else
{
WindowsApi.SetWindowPos(data.WindowHandle, (IntPtr)0, r.Left, r.Top, data.ResizeX, data.ResizeY, SWP_SHOWWINDOW);
}
}
internal static void CaptureWindow(ref ScreenshotTask data)
{
IntPtr start = WindowsApi.FindWindow("Button", "Start");
IntPtr taskbar = WindowsApi.FindWindow("Shell_TrayWnd", null);
if (data.ClipboardNotDisk || Directory.Exists(data.DiskSaveDirectory))
{
try
{
// Hide the taskbar, just incase it gets in the way
if (data.WindowHandle != start &&
data.WindowHandle != taskbar)
{
WindowsApi.ShowWindow(start, 0);
WindowsApi.ShowWindow(taskbar, 0);
Application.DoEvents();
}
bool ClearTypeToggled = false;
if (data.DisableClearType && ClearTypeEnabled())
{
WindowsApi.SystemParametersInfo(SPI_SETFONTSMOOTHINGTYPE, 0, FE_FONTSMOOTHINGSTANDARD, SPIF_UPDATEINIFILE | SPIF_SENDCHANGE);
WindowsApi.RedrawWindow(data.WindowHandle, IntPtr.Zero, IntPtr.Zero, RDW_FRAME | RDW_INVALIDATE | RDW_UPDATENOW | RDW_ALLCHILDREN);
ClearTypeToggled = true;
}
WindowsApi.SetForegroundWindow(data.WindowHandle);
bool AeroColorToggled = false;
WindowsApi.DWM_COLORIZATION_PARAMS originalParameters;
WindowsApi.DwmGetColorizationParameters(out originalParameters);
if (data.CustomGlass && AeroEnabled())
{
// Original colorization parameters
originalParameters.clrGlassReflectionIntensity = 50;
// Custom colorization parameters
WindowsApi.DWM_COLORIZATION_PARAMS parameters;
WindowsApi.DwmGetColorizationParameters(out parameters);
parameters.clrAfterGlowBalance = 2;
parameters.clrBlurBalance = 29;
parameters.clrColor = ColorToBgra(data.AeroColor);
parameters.nIntensity = 69;
// Call the DwmSetColorizationParameters to make the change take effect.
WindowsApi.DwmSetColorizationParameters(ref parameters, false);
AeroColorToggled = true;
}
bool ShadowToggled = false;
if (data.DisableShadow && ShadowEnabled())
{
WindowsApi.SystemParametersInfo(SPI_SETDROPSHADOW, 0, false, 0);
ShadowToggled = true;
}
var r = new WindowsRect(0);
if (data.DoResize)
{
SmartResizeWindow(ref data, out r);
Thread.Sleep(100);
}
int length = WindowsApi.GetWindowTextLength(data.WindowHandle);
var sb = new StringBuilder(length + 1);
WindowsApi.GetWindowText(data.WindowHandle, sb, sb.Capacity);
string name = sb.ToString();
foreach (char inv in Path.GetInvalidFileNameChars())
{
name = name.Replace(inv.ToString(), string.Empty);
}
Bitmap s = CaptureCompositeScreenshot(ref data);
if (AeroColorToggled)
{
WindowsApi.DwmSetColorizationParameters(ref originalParameters, false);
}
if (ClearTypeToggled)
{
WindowsApi.SystemParametersInfo(SPI_SETFONTSMOOTHINGTYPE, 0, FE_FONTSMOOTHINGCLEARTYPE, SPIF_UPDATEINIFILE | SPIF_SENDCHANGE);
WindowsApi.RedrawWindow(data.WindowHandle, IntPtr.Zero, IntPtr.Zero, RDW_FRAME | RDW_INVALIDATE | RDW_UPDATENOW | RDW_ALLCHILDREN);
}
if (ShadowToggled)
{
WindowsApi.SystemParametersInfo(SPI_SETDROPSHADOW, 0, true, 0);
}
// Show the taskbar again
if (data.WindowHandle != start &&
data.WindowHandle != taskbar)
{
WindowsApi.ShowWindow(start, 1);
WindowsApi.ShowWindow(taskbar, 1);
}
if (s == null)
{
MessageBox.Show("The screenshot taken was blank, it will not be saved.",
"Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
if (data.ClipboardNotDisk && data.Background !=
ScreenshotTask.BackgroundType.Transparent)
{
// Screenshot is already opaque, don't need to modify it
Clipboard.SetImage(s);
}
else if (data.ClipboardNotDisk)
{
var whiteS = new Bitmap(s.Width, s.Height, PixelFormat.Format24bppRgb);
using (Graphics graphics = Graphics.FromImage(whiteS))
{
graphics.Clear(Color.White);
graphics.DrawImage(s, 0, 0, s.Width, s.Height);
}
using (var stream = new MemoryStream())
{
// Save screenshot in clipboard as PNG which some applications support (eg. Microsoft Office)
s.Save(stream, ImageFormat.Png);
var pngClipboardData = new DataObject("PNG", stream);
// Add fallback for applications that don't support PNG from clipboard (eg. Photoshop or Paint)
pngClipboardData.SetData(DataFormats.Bitmap, whiteS);
Clipboard.Clear();
Clipboard.SetDataObject(pngClipboardData, true);
}
whiteS.Dispose();
}
else
{
name = name.Trim();
if (name == string.Empty)
{
name = "AeroShot";
}
string path = Path.Combine(data.DiskSaveDirectory, name + ".png");
if (File.Exists(path))
{
for (int i = 1; i < 9999; i++)
{
path = Path.Combine(data.DiskSaveDirectory, name + " " + i + ".png");
if (!File.Exists(path))
{
break;
}
}
}
s.Save(path, ImageFormat.Png);
}
s.Dispose();
}
if (data.DoResize)
{
if ((WindowsApi.GetWindowLong(data.WindowHandle, GWL_STYLE) & WS_SIZEBOX) == WS_SIZEBOX)
{
WindowsApi.SetWindowPos(data.WindowHandle, (IntPtr)0, r.Left, r.Top, r.Right - r.Left, r.Bottom - r.Top, SWP_SHOWWINDOW);
}
}
}
catch (Exception)
{
if (data.WindowHandle != start && data.WindowHandle != taskbar)
{
WindowsApi.ShowWindow(start, 1);
WindowsApi.ShowWindow(taskbar, 1);
}
MessageBox.Show("An error occurred while trying to take a screenshot.\r\n\r\nPlease make sure you have selected a valid window.",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
MessageBox.Show("Invalid directory chosen.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
internal static void CaptureWindow(ref ScreenshotTask data)
{
IntPtr start = WindowsApi.FindWindow("Button", "Start");
IntPtr taskbar = WindowsApi.FindWindow("Shell_TrayWnd", null);
if (data.ClipboardNotDisk ||
Directory.Exists(data.DiskSaveDirectory))
{
try {
// Hide the taskbar, just incase it gets in the way
if (data.WindowHandle != start &&
data.WindowHandle != taskbar)
{
WindowsApi.ShowWindow(start, 0);
WindowsApi.ShowWindow(taskbar, 0);
Application.DoEvents();
}
if (WindowsApi.IsIconic(data.WindowHandle))
{
WindowsApi.ShowWindow(data.WindowHandle, 1);
Thread.Sleep(300); // Wait for window to be restored
}
else
{
WindowsApi.ShowWindow(data.WindowHandle, 5);
Thread.Sleep(100);
}
WindowsApi.SetForegroundWindow(data.WindowHandle);
var r = new WindowsRect(0);
if (data.DoResize)
{
SmartResizeWindow(ref data, out r);
Thread.Sleep(100);
}
int length =
WindowsApi.GetWindowTextLength(data.WindowHandle);
var sb = new StringBuilder(length + 1);
WindowsApi.GetWindowText(data.WindowHandle, sb, sb.Capacity);
string name = sb.ToString();
foreach (char inv in Path.GetInvalidFileNameChars())
{
name = name.Replace(inv.ToString(), string.Empty);
}
Bitmap s = CaptureCompositeScreenshot(ref data);
// Show the taskbar again
if (data.WindowHandle != start &&
data.WindowHandle != taskbar)
{
WindowsApi.ShowWindow(start, 1);
WindowsApi.ShowWindow(taskbar, 1);
}
if (s == null)
{
MessageBox.Show(
"The screenshot taken was blank, it will not be saved.",
"Warning", MessageBoxButtons.OK,
MessageBoxIcon.Warning);
}
else
{
if (data.ClipboardNotDisk &&
data.Background !=
ScreenshotTask.BackgroundType.Transparent)
{
// Screenshot is already opaque, don't need to modify it
Clipboard.SetImage(s);
}
else if (data.ClipboardNotDisk)
{
var whiteS = new Bitmap(s.Width, s.Height,
PixelFormat.Format24bppRgb);
using (
Graphics graphics = Graphics.FromImage(whiteS)) {
graphics.Clear(Color.White);
graphics.DrawImage(s, 0, 0, s.Width, s.Height);
}
using (var stream = new MemoryStream()) {
// Save screenshot in clipboard as PNG which some applications support (eg. Microsoft Office)
s.Save(stream, ImageFormat.Png);
var pngClipboardData = new DataObject("PNG",
stream);
// Add fallback for applications that don't support PNG from clipboard (eg. Photoshop or Paint)
pngClipboardData.SetData(DataFormats.Bitmap,
whiteS);
Clipboard.Clear();
Clipboard.SetDataObject(pngClipboardData, true);
}
whiteS.Dispose();
}
else
{
name = name.Trim();
if (name == string.Empty)
{
name = "AeroShot";
}
string path = Path.Combine(data.DiskSaveDirectory,
name + ".png");
if (File.Exists(path))
{
for (int i = 1; i < 9999; i++)
{
path = Path.Combine(data.DiskSaveDirectory,
name + " " + i + ".png");
if (!File.Exists(path))
{
break;
}
}
}
s.Save(path, ImageFormat.Png);
}
s.Dispose();
}
if (data.DoResize)
{
if (
(WindowsApi.GetWindowLong(data.WindowHandle,
GWL_STYLE) & WS_SIZEBOX) ==
WS_SIZEBOX)
{
WindowsApi.SetWindowPos(data.WindowHandle,
(IntPtr)0, r.Left, r.Top,
r.Right - r.Left,
r.Bottom - r.Top,
SWP_SHOWWINDOW);
}
}
} catch (Exception) {
if (data.WindowHandle != start &&
data.WindowHandle != taskbar)
{
WindowsApi.ShowWindow(start, 1);
WindowsApi.ShowWindow(taskbar, 1);
}
MessageBox.Show(
"An error occurred while trying to take a screenshot.\r\n\r\nPlease make sure you have selected a valid window.",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
MessageBox.Show("Invalid directory chosen.", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
