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#include <windows.h>
#include <commctrl.h>
#include <uxtheme.h>

#include "resource.h"
#include "defs.h"

extern HFONT HfNormal;
extern HWND HWnd;
WNDPROC LvPrevProc;
static LRESULT CALLBACK LvProc(HWND, UINT, WPARAM, LPARAM);

HWND
LvCreate(HMENU hMenu)
{
	HWND hLv;

	hLv = CreateWindowEx(
	    WS_EX_CLIENTEDGE,
	    WC_LISTVIEW,
	    TEXT(""),
	    WS_CHILD|WS_VISIBLE|WS_VSCROLL|WS_TABSTOP
	        |LVS_REPORT|LVS_NOSORTHEADER,
	    0, 0, 0, 0,
	    HWnd, hMenu, GetModuleHandle(NULL), NULL
	);

	LvPrevProc = (WNDPROC)SetWindowLongPtr(hLv,
	    GWLP_WNDPROC, (LONG_PTR)LvProc);

	ListView_SetExtendedListViewStyle(hLv, LVS_EX_FULLROWSELECT);

	SendMessage(hLv, WM_SETFONT, (WPARAM)HfNormal, MAKELPARAM(FALSE, 0));

	return hLv;
}

LRESULT CALLBACK
LvProc(HWND hLv, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	switch (uMsg) {
	case WM_NOTIFY:
		switch (((LPNMHDR)lParam)->code) {
		case HDN_ENDTRACK:
			UpdateLayout();
			return TRUE;
		}
		break;
	case WM_GETDLGCODE:
	{
		LRESULT lResult;
		extern HWND HElv;

	   /*	For the episode list view, the Enter key should not
	    *	be handled by the dialog manager, but instead be sent
	    *	along to the main window procedure, so that it may be
	    *	handled by the NM_RETURN case in ElvHandleNotify.
	    */

		if (hLv != HElv) break;
		lResult = CallWindowProc(LvPrevProc, hLv, uMsg, wParam, lParam);
		if (lParam && ((MSG *)lParam)->message == WM_KEYDOWN
		    && ((MSG *)lParam)->wParam == VK_RETURN)
			return DLGC_WANTMESSAGE;
		return lResult;
	}
	}

	return CallWindowProc(LvPrevProc, hLv, uMsg, wParam, lParam);
}

/* Enable/disable non-classic list view theme. */
void
LvSetTheme(HWND hLv, int bUseTheme)
{
	ListView_SetExtendedListViewStyleEx(hLv,
	    LVS_EX_DOUBLEBUFFER, bUseTheme ? LVS_EX_DOUBLEBUFFER : 0);
	SendMessage(hLv, WM_CHANGEUISTATE,
	    MAKEWPARAM(bUseTheme ? UIS_SET : UIS_CLEAR, UISF_HIDEFOCUS), 0);
	SetWindowTheme(hLv, bUseTheme ? TEXT("Explorer") : NULL, NULL);
}