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path: root/plugins/MagneticWindows/src/SnapToListService.cpp
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#include "MagneticWindowsCore.h"

INT_PTR SnapToList(WPARAM wParam, LPARAM Align)
{
	HWND hWnd, hWndList;
	RECT WndRect, ListRect;
	RECT AlignRect;
	RECT ResultRect;

	hWnd = (HWND)wParam;
	
	hWndList = (HWND)CallService(MS_CLUI_GETHWND,0,0);
	GetWindowRect(hWnd, &WndRect);
	GetWindowRect(hWndList, &ListRect);

	AlignRect = ListRect;
	if ((!(MS_MW_STL_List_Left & Align)) && (MS_MW_STL_List_Right & Align)) {
		AlignRect.left = AlignRect.right;
	} else
	if ((MS_MW_STL_List_Left & Align) && (!(MS_MW_STL_List_Right & Align))) {
		AlignRect.right = AlignRect.left;
	}

	if ((!(MS_MW_STL_List_Top & Align)) && (MS_MW_STL_List_Bottom & Align)) {
		AlignRect.top = AlignRect.bottom;
	} else
	if ((MS_MW_STL_List_Top & Align) && (!(MS_MW_STL_List_Bottom & Align))) {
		AlignRect.bottom = AlignRect.top;
	}

	ResultRect = WndRect;
	if ((MS_MW_STL_Wnd_Left & Align) && (MS_MW_STL_Wnd_Right & Align)) {
		ResultRect.left = AlignRect.left;
		ResultRect.right = AlignRect.right;
	} else
	if ((!(MS_MW_STL_Wnd_Left & Align)) && (MS_MW_STL_Wnd_Right & Align)) {
		ResultRect.left = AlignRect.right - (WndRect.right - WndRect.left);
		ResultRect.right = AlignRect.right;
	} else 
	if ((MS_MW_STL_Wnd_Left & Align) && (!(MS_MW_STL_Wnd_Right & Align))) {
		ResultRect.left = AlignRect.left;
		ResultRect.right = AlignRect.left + (WndRect.right - WndRect.left);
	}

	if ((MS_MW_STL_Wnd_Top & Align) && (MS_MW_STL_Wnd_Bottom & Align)) {
		ResultRect.top = AlignRect.top;
		ResultRect.bottom = AlignRect.bottom;
	} else
	if ((!(MS_MW_STL_Wnd_Top & Align)) && (MS_MW_STL_Wnd_Bottom & Align)) {
		ResultRect.top = AlignRect.bottom - (WndRect.bottom - WndRect.top);
		ResultRect.bottom = AlignRect.bottom;
	} else
	if ((MS_MW_STL_Wnd_Top & Align) && (!(MS_MW_STL_Wnd_Bottom & Align))) {
		ResultRect.top = AlignRect.top;
		ResultRect.bottom = AlignRect.top + (WndRect.bottom - WndRect.top);
	}

	MoveWindow(hWnd, ResultRect.left, ResultRect.top, ResultRect.right-ResultRect.left, ResultRect.bottom-ResultRect.top, true);

	return 0;
}