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

#include "resource.h"
#include "main.h"

extern HFONT g_GUIFont;

WNDPROC g_PrevLvProc;

static LRESULT CALLBACK LvProc(HWND, UINT, WPARAM, LPARAM);

HWND
LvCreate(HWND hWnd, HMENU hMenu)
{
	HMODULE hModule;
	HWND hListView;

	hListView = CreateWindowEx(
		0,
		WC_LISTVIEW,
		TEXT(""),
		WS_CHILD|WS_VISIBLE|WS_VSCROLL|LVS_REPORT,
		0, 0, 0, 0,
		hWnd,
		hMenu,
		GetModuleHandle(NULL),
		NULL
	);

	g_PrevLvProc = (WNDPROC)SetWindowLongPtr(hListView,
		GWLP_WNDPROC, (LONG_PTR)LvProc);

	ListView_SetExtendedListViewStyle(hListView,
		LVS_EX_DOUBLEBUFFER);

	SendMessage(hListView, WM_SETFONT,
		(WPARAM)g_GUIFont, MAKELPARAM(FALSE, 0));

	hModule = LoadLibrary(TEXT("uxtheme.dll"));
	if (hModule && GetProcAddress(hModule, "SetWindowTheme")) {
		ListView_SetExtendedListViewStyle(hListView,
			LVS_EX_FULLROWSELECT|LVS_EX_DOUBLEBUFFER);
		SendMessage(hListView, WM_CHANGEUISTATE,
			MAKEWPARAM(UIS_SET, UISF_HIDEFOCUS), 0);
		SetWindowTheme(hListView, TEXT("Explorer"), NULL);
	}

	return hListView;
}

LRESULT CALLBACK
LvProc(HWND hListView, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	switch (uMsg) {
	case WM_NOTIFY:
		switch (((NMHDR *)lParam)->code) {
		case HDN_ENDTRACK:
			UpdateLayout(GetParent(hListView));
			return TRUE;
		}
		break;
	}

	return CallWindowProc(g_PrevLvProc,
		hListView, uMsg, wParam, lParam);
}