Implemented a custom function to blink a window. On Windows XP the native FlashWindowEx() function doesn't work with caption-less windows.

src/Config.h

@@ -30,7 +30,7 @@
 #define VER_LAMEXP_MINOR_LO					2
 #define VER_LAMEXP_TYPE						Alpha
 #define VER_LAMEXP_PATCH					10
-#define VER_LAMEXP_BUILD					476
+#define VER_LAMEXP_BUILD					480
 
 ///////////////////////////////////////////////////////////////////////////////
 // Tools versions

src/Dialog_DropBox.cpp

@@ -103,7 +103,6 @@ void DropBox::changeEvent(QEvent *e)
 	}
 }
 
-
 void DropBox::showEvent(QShowEvent *event)
 {
 	QRect screenGeometry = QApplication::desktop()->availableGeometry();
@@ -122,7 +121,11 @@ void DropBox::showEvent(QShowEvent *event)
 		QTimer::singleShot(333, this, SLOT(showToolTip()));
 	}
 
-	m_moving = false;
+	if(m_moving)
+	{
+		QApplication::restoreOverrideCursor();
+		m_moving = false;
+	}
 }
 
 void DropBox::keyPressEvent(QKeyEvent *event)
@@ -213,3 +216,20 @@ void DropBox::showToolTip(void)
 {
 	QToolTip::showText(dropBoxLabel->mapToGlobal(dropBoxLabel->pos()), dropBoxLabel->toolTip());
 }
+
+bool DropBox::event(QEvent *event)
+{
+	switch(event->type())
+	{
+	case QEvent::Leave:
+	case QEvent::WindowDeactivate:
+		if(m_moving)
+		{
+			QApplication::restoreOverrideCursor();
+			m_moving = false;
+		}
+		break;
+	}
+
+	return QDialog::event(event);
+}

src/Dialog_DropBox.h

@@ -61,6 +61,7 @@ protected:
 	void mouseMoveEvent(QMouseEvent *event);
 	void mouseReleaseEvent(QMouseEvent *event);
 	void changeEvent(QEvent *e);
+	bool event(QEvent *event);
 
 public slots:
 	void modelChanged(void);

src/Dialog_MainWindow.cpp

@@ -71,7 +71,6 @@
 #define ABORT_IF_BUSY if(m_banner->isVisible() || m_delayedFileTimer->isActive()) { MessageBeep(MB_ICONEXCLAMATION); return; }
 #define SET_TEXT_COLOR(WIDGET,COLOR) { QPalette _palette = WIDGET->palette(); _palette.setColor(QPalette::WindowText, COLOR); WIDGET->setPalette(_palette); }
 #define SET_FONT_BOLD(WIDGET,BOLD) { QFont _font = WIDGET->font(); _font.setBold(BOLD); WIDGET->setFont(_font); }
-#define FLASH_WINDOW(WND) { FLASHWINFO flashInfo; memset(&flashInfo, 0, sizeof(FLASHWINFO)); flashInfo.cbSize = sizeof(FLASHWINFO); flashInfo.dwFlags = FLASHW_ALL; flashInfo.uCount = 12; flashInfo.dwTimeout = 125; flashInfo.hwnd = WND->winId(); FlashWindowEx(&flashInfo); }
 #define LINK(URL) QString("<a href=\"%1\">%2</a>").arg(URL).arg(URL)
 #define TEMP_HIDE_DROPBOX(CMD) { bool __dropBoxVisible = m_dropBox->isVisible(); if(__dropBoxVisible) m_dropBox->hide(); CMD; if(__dropBoxVisible) m_dropBox->show(); }
 
@@ -2474,7 +2473,7 @@ void MainWindow::showDropBoxWidgetActionTriggered(bool checked)
 		m_dropBox->show();
 	}
 	
-	FLASH_WINDOW(m_dropBox);
+	lamexp_blink_window(m_dropBox);
 }
 
 /*

src/Global.cpp

@@ -41,6 +41,8 @@
 #include <QRegExp>
 #include <QResource>
 #include <QTranslator>
+#include <QEventLoop>
+#include <QTimer>
 
 //LameXP includes
 #include "Resource.h"
@@ -1380,6 +1382,9 @@ __int64 lamexp_free_diskspace(const QString &path)
 	}
 }
 
+/*
+ * Shutdown the computer
+ */
 bool lamexp_shutdown_computer(const QString &message, const unsigned long timeout, const bool forceShutdown)
 {
 	HANDLE hToken = NULL;
@@ -1404,6 +1409,57 @@ bool lamexp_shutdown_computer(const QString &message, const unsigned long timeou
 	return false;
 }
 
+/*
+ * Make a window blink (to draw user's attention)
+ */
+void lamexp_blink_window(QWidget *poWindow, unsigned int count, unsigned int delay)
+{
+	static QMutex blinkMutex;
+
+	const double maxOpac = 1.0;
+	const double minOpac = 0.3;
+	const double delOpac = 0.1;
+
+	if(!blinkMutex.tryLock())
+	{
+		qWarning("Blinking is already in progress, skipping!");
+		return;
+	}
+	
+	try
+	{
+		const int steps = static_cast<int>(ceil(maxOpac - minOpac) / delOpac);
+		const int sleep = static_cast<int>(floor(static_cast<double>(delay) / static_cast<double>(steps)));
+		const double opacity = poWindow->windowOpacity();
+	
+		for(unsigned int i = 0; i < count; i++)
+		{
+			for(double x = maxOpac; x >= minOpac; x -= delOpac)
+			{
+				poWindow->setWindowOpacity(x);
+				QApplication::processEvents();
+				Sleep(sleep);
+			}
+
+			for(double x = minOpac; x <= maxOpac; x += delOpac)
+			{
+				poWindow->setWindowOpacity(x);
+				QApplication::processEvents();
+				Sleep(sleep);
+			}
+		}
+
+		poWindow->setWindowOpacity(opacity);
+		QApplication::processEvents();
+		blinkMutex.unlock();
+	}
+	catch (...)
+	{
+		blinkMutex.unlock();
+		qWarning("Exception error while blinking!");
+	}
+}
+
 /*
  * Finalization function (final clean-up)
  */

src/Global.h

@@ -36,6 +36,7 @@
 class QString;
 class QStringList;
 class QDate;
+class QWidget;
 class LockedFile;
 enum QtMsgType;
 
@@ -115,6 +116,7 @@ QString lamexp_known_folder(lamexp_known_folder_t folder_id);
 __int64 lamexp_free_diskspace(const QString &path);
 bool lamexp_remove_file(const QString &filename);
 bool lamexp_themes_enabled(void);
+void lamexp_blink_window(QWidget *poWindow, unsigned int count = 10, unsigned int delay = 150);
 
 //Debug-only functions
 SIZE_T lamexp_dbg_private_bytes(void);