private void _miCaptureObjectOptions_Click(object sender, EventArgs e)
{
bool bTopMost = logWindow.TopMost;
logWindow.TopMost = false;
if (_captureType != CaptureType.None)
{
_captureType = CaptureType.None;
_engine.StopCapture();
UpdateScreenCaptureItems();
}
try
{
_objectOptions = _engine.ShowCaptureObjectOptionsDialog(this, ScreenCaptureDialogFlags.None, _objectOptions, false, null);
}
catch (Exception ex)
{
if (ex.Message != "UserAbort" && ex.Message != "User has aborted operation")
{
Messager.ShowError(this, ex);
}
}
logWindow.TopMost = bTopMost;
}
private void InitializeScreenCapture()
{
ScreenCaptureEngine.Startup();
// initialize Screen Capture Variables
_engine = new ScreenCaptureEngine();
_engine.CaptureInformation += new EventHandler <ScreenCaptureInformationEventArgs>(_engine_CaptureInformation);
_areaOptions = ScreenCaptureEngine.DefaultCaptureAreaOptions;
_objectOptions = ScreenCaptureEngine.DefaultCaptureObjectOptions;
_options = _engine.CaptureOptions;
_isHotKeyEnabled = true;
}
// **************************
// PROGRAM SPECIFIC FUNCTIONS
// **************************
private void MainForm_Load(object sender, EventArgs e)
{
// setup our caption
Messager.Caption = "LEADTOOLS C# Screen Capture Demo";
Text = Messager.Caption;
// what to capture
_captureType = CaptureType.None;
// set the current window state
_previousWindowState = this.WindowState;
// as a start, do not beep when capturing
_isBeepOn = false;
// minimize window on capturing
_minimizeOnCapture = true;
// activate window after capturing
_activateAfterCapture = true;
// beeping is off
_isBeepOn = false;
// no cut is active
_cutImage = false;
// initialize the codecs object
_codecs = new RasterCodecs();
// no opened images for now
_countOfOpenedImages = 0;
// startup the engine
ScreenCaptureEngine.Startup();
// initialize Screen Capture Variables
_engine = new ScreenCaptureEngine();
_engine.CaptureInformation += new EventHandler <ScreenCaptureInformationEventArgs>(_engine_CaptureInformation);
_areaOptions = ScreenCaptureEngine.DefaultCaptureAreaOptions;
_objectOptions = ScreenCaptureEngine.DefaultCaptureObjectOptions;
_options = _engine.CaptureOptions;
_captureInformation = null;
_isHotKeyEnabled = true;
UpdateMyControls();
UpdateStatusBarText();
}
// Options - Capture Object Options ...
private void _miOptionsCaptureObjectOptions_Click(object sender, EventArgs e)
{
if (_captureType != CaptureType.None)
{
_captureType = CaptureType.None;
_engine.StopCapture();
UpdateMyControls();
UpdateStatusBarText();
}
try
{
_objectOptions = _engine.ShowCaptureObjectOptionsDialog(this, ScreenCaptureDialogFlags.None, _objectOptions, false, null);
}
catch (Exception ex)
{
if (ex.Message != "UserAbort" && ex.Message != "User has aborted operation")
{
Messager.ShowError(this, ex);
}
}
}
// Use LEADTOOLS to capture an area of the screen
private RasterImage DoCapture(bool useHotkey)
{
// Use default options for the capture process
ScreenCaptureOptions screenCaptureOptions = _screenCaptureEngine.CaptureOptions;
// Use default options for the area to capture
ScreenCaptureAreaOptions screenCaptureAreaOptions = ScreenCaptureEngine.DefaultCaptureAreaOptions;
if (useHotkey)
{
screenCaptureOptions.Hotkey = Keys.F11;
}
else
{
screenCaptureOptions.Hotkey = Keys.None;
}
_screenCaptureEngine.CaptureOptions = screenCaptureOptions;
switch (selectedScreenCapture)
{
case "rectangularArea":
screenCaptureAreaOptions.AreaType = ScreenCaptureAreaType.Rectangle;
return(_screenCaptureEngine.CaptureArea(screenCaptureAreaOptions, null));
case "freehandArea":
screenCaptureAreaOptions.AreaType = ScreenCaptureAreaType.Freehand;
return(_screenCaptureEngine.CaptureArea(screenCaptureAreaOptions, null));
case "windowCapture":
ScreenCaptureObjectOptions objectOptions = ScreenCaptureEngine.DefaultCaptureObjectOptions;
return(_screenCaptureEngine.CaptureSelectedObject(objectOptions, null));
case "fullscreenCapture":
return(_screenCaptureEngine.CaptureFullScreen(null));
default:
return(_screenCaptureEngine.CaptureArea(screenCaptureAreaOptions, null));
}
}
