1 files changed, 137 insertions, 0 deletions
diff --git a/common/persistwinpos.h b/common/persistwinpos.h
new file mode 100644
index 0000000..b2c6d98
--- /dev/null
+++ b/common/persistwinpos.h
@@ -0,0 +1,137 @@
+// 
+// AUTHOR
+// N. Nielsen
+//
+// LICENSE
+// This software is in the public domain.
+//
+// The software is provided "as is", without warranty of any kind,
+// express or implied, including but not limited to the warranties
+// of merchantability, fitness for a particular purpose, and
+// noninfringement. In no event shall the author(s) be liable for any
+// claim, damages, or other liability, whether in an action of
+// contract, tort, or otherwise, arising from, out of, or in connection
+// with the software or the use or other dealings in the software.
+// 
+// SUPPORT
+// Send bug reports to: <nielsen@memberwebs.com>
+//
+
+#ifndef __PERSISTPOSWINDOW_H__
+#define __PERSISTPOSWINDOW_H__
+
+#include "regsettings.h"
+
+template<class T>
+class CPersistPosWindow  
+{
+public:
+	CPersistPosWindow(LPCTSTR szPrefix)
+		{ m_szPrefix = szPrefix; };
+
+	bool LoadPosition(CRegSettings& settings);
+	bool SavePosition(CRegSettings& settings);
+
+protected:
+	LPCTSTR m_szPrefix;		// Prefix for Registry Entries
+};
+
+template <class T>
+bool CPersistPosWindow<T>::LoadPosition(CRegSettings& settings)
+{
+	// Pointer to the Window Class
+	T* pThis = (T*)this;
+
+	// Init WINDOWPLACEMENT Structure
+	WINDOWPLACEMENT wp;
+	wp.length =	sizeof(WINDOWPLACEMENT);
+	wp.flags = 0;
+	wp.showCmd = SW_SHOWNA;
+	// Not worrying about these for now
+	// Probably okay
+	wp.ptMaxPosition.x = wp.ptMaxPosition.y = 0;
+	wp.ptMinPosition.x = wp.ptMinPosition.y = 0;
+
+
+	// This prefix is used before each Registry Entry
+	TCHAR sPrefix[MAX_PATH];
+	_tcsncpy(sPrefix, m_szPrefix, MAX_PATH);
+
+	LPTSTR sEnd = sPrefix + _tcslen(sPrefix);
+
+	// Load the Window Position from the registry
+	_tcsncat(sPrefix, _T("_top"), MAX_PATH);
+	wp.rcNormalPosition.top = settings.GetInt(sPrefix, -1);
+	*sEnd = 0; _tcsncat(sPrefix, _T("_left"), MAX_PATH);
+	wp.rcNormalPosition.left = settings.GetInt(sPrefix, -1);
+	*sEnd = 0; _tcsncat(sPrefix, _T("_bottom"), MAX_PATH);
+	wp.rcNormalPosition.bottom = settings.GetInt(sPrefix, -1);
+	*sEnd = 0; _tcsncat(sPrefix, _T("_right"), MAX_PATH);
+	wp.rcNormalPosition.right = settings.GetInt(sPrefix, -1);
+
+
+	// Make sure each of them got a value from the Registry
+	// If not don't proceed
+	if(wp.rcNormalPosition.top != -1 &&
+	   wp.rcNormalPosition.left != -1 &&
+	   wp.rcNormalPosition.bottom != -1 &&
+	   wp.rcNormalPosition.right != -1)
+	{
+
+		// Check if on screen or not
+		WINDOWPLACEMENT wpScreen;
+		wpScreen.length = sizeof(WINDOWPLACEMENT);
+		wpScreen.flags = 0;
+
+		GetWindowPlacement(GetDesktopWindow(), &wpScreen);
+		
+		// See if Desktop Window and our Window Intersect
+		// If not don't proceed
+		RECT rcTemp;
+		if(IntersectRect(&rcTemp, &wpScreen.rcNormalPosition, 
+					  &wp.rcNormalPosition))
+		{
+
+			// Move and Size the actual Window
+			SetWindowPlacement(*pThis, &wp);
+			return true;
+
+		}
+	}
+
+	return false;
+}
+
+template <class T>
+bool CPersistPosWindow<T>::SavePosition(CRegSettings& settings)
+{
+	// Pointer to our Window Class
+	T* pThis = (T*)this;
+	
+	WINDOWPLACEMENT wp;
+	wp.length =	sizeof(WINDOWPLACEMENT);
+	wp.flags = 0;
+
+	// Get the Current Placement
+	GetWindowPlacement(*pThis, &wp);
+
+	// This prefix is used before each Registry Entry
+	TCHAR sPrefix[MAX_PATH];
+	_tcsncpy(sPrefix, m_szPrefix, MAX_PATH);
+
+	LPTSTR sEnd = sPrefix + _tcslen(sPrefix);
+
+
+	_tcsncat(sPrefix, _T("_top"), MAX_PATH);
+	settings.WriteInt(sPrefix, wp.rcNormalPosition.top);
+	*sEnd = 0; _tcsncat(sPrefix, _T("_left"), MAX_PATH);
+	settings.WriteInt(sPrefix, wp.rcNormalPosition.left);
+	*sEnd = 0; _tcsncat(sPrefix, _T("_bottom"), MAX_PATH);
+	settings.WriteInt(sPrefix, wp.rcNormalPosition.bottom);
+	*sEnd = 0; _tcsncat(sPrefix, _T("_right"), MAX_PATH);
+	settings.WriteInt(sPrefix, wp.rcNormalPosition.right);
+
+	return true;
+}
+
+#endif