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//
// AUTHOR
// Stef Walter
//
// 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: <stef@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
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