/*

Miranda IM: the free IM client for Microsoft* Windows*


Copyright 2007 Artem Shpynov
Copyright 2000-2008 Miranda ICQ/IM project, 
all portions of this codebase are copyrighted to the people 
listed in contributors.txt.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#include "hdr/modern_commonheaders.h"
#include "hdr/modern_commonprototypes.h"
#include "./m_api/m_skinbutton.h"
#include <m_toptoolbar.h>
#include "hdr/modern_sync.h"

struct
{
	char *pszButtonID, *pszButtonName, *pszServiceName;
	char *pszTooltipUp, *pszTooltipDn;
	int icoDefIdx, defResource, defResource2;
	BOOL bVisByDefault;
	HANDLE hButton;
}
static BTNS[] = 
{
	{ "MainMenu", "Main Menu", "CList/ShowMainMenu", "Main menu", NULL,  100 , IDI_RESETVIEW, IDI_RESETVIEW, TRUE },
	{ "StatusMenu", "Status Menu", "CList/ShowStatusMenu", "Status menu", NULL,  105 , IDI_RESETVIEW, IDI_RESETVIEW, TRUE },
	{ "AccoMgr", "Accounts", MS_PROTO_SHOWACCMGR, "Accounts...", NULL,  282 , IDI_ACCMGR, IDI_ACCMGR, TRUE },
	{ "ShowHideOffline","Show/Hide offline contacts", MS_CLIST_TOGGLEHIDEOFFLINE, "Hide offline contacts", "Show offline contacts", 110, IDI_RESETVIEW, IDI_RESETVIEW, TRUE },
	{ "FindUser","Find User", "FindAdd/FindAddCommand", "Find User", NULL,  140 , IDI_RESETVIEW, IDI_RESETVIEW, TRUE },
	{ "Options","Options", "Options/OptionsCommand", "Options", NULL,  150 , IDI_RESETVIEW, IDI_RESETVIEW, TRUE },
	{ "UseGroups","Use/Disable groups", MS_CLIST_TOGGLEGROUPS, "Use groups", "Disable Groups", 160, IDI_RESETVIEW, IDI_RESETVIEW, FALSE },
	{ "EnableSounds","Enable/Disable sounds", MS_CLIST_TOGGLESOUNDS, "Enable sounds", "Disable Sounds", 170, IDI_RESETVIEW, IDI_RESETVIEW, FALSE },
	{ "Minimize","Minimize", "CList/ShowHide", "Minimize", NULL,  180 , IDI_RESETVIEW, IDI_RESETVIEW, FALSE }
};

static void SetButtonPressed(int i, int state)
{
	CallService(MS_TTB_SETBUTTONSTATE, (WPARAM)BTNS[i].hButton, state ? TTBST_PUSHED : TTBST_RELEASED);
}

static int Modern_InitButtons(WPARAM, LPARAM)
{
	for (int i=0; i < SIZEOF(BTNS); i++) {
		TTBButton tbb = { 0 };
		tbb.cbSize = sizeof(tbb);

		if (BTNS[i].pszButtonID) {
			tbb.name = LPGEN(BTNS[i].pszButtonID);
			tbb.pszService = BTNS[i].pszServiceName;
			tbb.pszTooltipUp = LPGEN(BTNS[i].pszTooltipUp);
			tbb.pszTooltipDn = LPGEN(BTNS[i].pszTooltipDn);

			char buf[255];
			mir_snprintf(buf,SIZEOF(buf),"%s%s%s", TTB_OPTDIR, BTNS[i].pszButtonID, "_dn");
			tbb.hIconHandleUp = RegisterIcolibIconHandle( buf, "Toolbar", BTNS[i].pszTooltipUp, _T("icons\\toolbar_icons.dll"),-BTNS[i].icoDefIdx, g_hInst, BTNS[i].defResource );

			if (BTNS[i].pszTooltipDn) {
				tbb.dwFlags |= TTBBF_ASPUSHBUTTON;

				mir_snprintf(buf,SIZEOF(buf),"%s%s%s", TTB_OPTDIR, BTNS[i].pszButtonID, "_up");
				tbb.hIconHandleDn = RegisterIcolibIconHandle( buf, "Toolbar", BTNS[i].pszTooltipDn, _T("icons\\toolbar_icons.dll"),-(BTNS[i].icoDefIdx+1), g_hInst, BTNS[i].defResource2 );
			}
			else tbb.hIconHandleDn = NULL;
		}
		else tbb.dwFlags |= TTBBF_ISSEPARATOR;

		tbb.dwFlags |= (BTNS[i].bVisByDefault ? TTBBF_VISIBLE :0 );
		BTNS[i].hButton = TopToolbar_AddButton(&tbb);
	}

	SetButtonPressed(3, db_get_b(NULL, "CList", "HideOffline", SETTING_HIDEOFFLINE_DEFAULT));
	SetButtonPressed(6, db_get_b(NULL, "CList", "UseGroups", SETTING_USEGROUPS_DEFAULT));
	SetButtonPressed(7, db_get_b(NULL, "Skin", "UseSound", SETTING_ENABLESOUNDS_DEFAULT));
	return 1;
}

///////////////////////////////////////////////////////////////////////////////

#define MTBM_LAYEREDPAINT (WM_USER+20)

struct ModernToolbarCtrl : public TTBCtrl
{
	XPTHANDLE mtbXPTheme;
};

struct MTB_BUTTONINFO
{
	HWND hWindow;
};

struct
{
	HBITMAP  mtb_hBmpBackground;
	COLORREF mtb_bkColour;
	WORD     mtb_backgroundBmpUse;
	BOOL     mtb_useWinColors; 
}
static tbdat = { 0 };

COLORREF sttGetColor(char * module, char * color, COLORREF defColor);

static int ehhToolBarSettingsChanged(WPARAM wParam, LPARAM lParam)
{
	DBCONTACTWRITESETTING *cws = (DBCONTACTWRITESETTING*)lParam;
	if ((HANDLE)wParam != NULL)
		return 0;

	if (!mir_strcmp(cws->szModule,"CList")) {
		if (!mir_strcmp(cws->szSetting,"HideOffline"))
			SetButtonPressed(3, cws->value.bVal);
		else if (!mir_strcmp(cws->szSetting,"UseGroups"))
			SetButtonPressed(6, cws->value.bVal);
	}
	else if (!mir_strcmp(cws->szModule,"Skin")) {
		if (!mir_strcmp(cws->szSetting,"UseSound"))
			SetButtonPressed(7, cws->value.bVal);
	}
	
	return 0;
}

static int ehhToolBarBackgroundSettingsChanged(WPARAM wParam, LPARAM lParam)
{
	if ( tbdat.mtb_hBmpBackground) {
		DeleteObject(tbdat.mtb_hBmpBackground);
		tbdat.mtb_hBmpBackground = NULL;
	}
	if (g_CluiData.fDisableSkinEngine) {
		DBVARIANT dbv;
		tbdat.mtb_bkColour = sttGetColor("ToolBar","BkColour",CLCDEFAULT_BKCOLOUR);
		if ( db_get_b(NULL,"ToolBar","UseBitmap",CLCDEFAULT_USEBITMAP)) {
			if ( !db_get_s(NULL, "ToolBar", "BkBitmap", &dbv, DBVT_TCHAR)) {
				tbdat.mtb_hBmpBackground = (HBITMAP)CallService(MS_UTILS_LOADBITMAP,0,(LPARAM)dbv.ptszVal);
				db_free(&dbv);
			}
		}
		tbdat.mtb_useWinColors = db_get_b(NULL, "ToolBar", "UseWinColours", CLCDEFAULT_USEWINDOWSCOLOURS);
		tbdat.mtb_backgroundBmpUse = db_get_b(NULL, "ToolBar", "BkBmpUse", CLCDEFAULT_BKBMPUSE);
	}
	PostMessage(pcli->hwndContactList,WM_SIZE,0,0);
	return 0;
}

static BOOL sttDrawToolBarBackground(HWND hwnd, HDC hdc, RECT * rect, ModernToolbarCtrl* pMTBInfo)
{
	BOOL bFloat = (GetParent(hwnd)!=pcli->hwndContactList);
	if (g_CluiData.fDisableSkinEngine || !g_CluiData.fLayered || bFloat) {	
		HBRUSH hbr;

		RECT rc;
		if (rect) 
			rc=*rect;
		else
			GetClientRect(hwnd,&rc);

		if ( !(tbdat.mtb_backgroundBmpUse && tbdat.mtb_hBmpBackground) && tbdat.mtb_useWinColors) {
			if (xpt_IsThemed(pMTBInfo->mtbXPTheme))
				xpt_DrawTheme(pMTBInfo->mtbXPTheme, pMTBInfo->hWnd, hdc, 0, 0, &rc, &rc);
			else {
				hbr = GetSysColorBrush(COLOR_3DFACE);
				FillRect(hdc, &rc, hbr);
			}
		}
		else if (!tbdat.mtb_hBmpBackground && !tbdat.mtb_useWinColors) {			
			hbr = CreateSolidBrush(tbdat.mtb_bkColour);
			FillRect(hdc, &rc, hbr);
			DeleteObject(hbr);
		}
		else DrawBackGround(hwnd, hdc, tbdat.mtb_hBmpBackground, tbdat.mtb_bkColour, tbdat.mtb_backgroundBmpUse);
	}
	return TRUE;
}

static void sttDrawNonLayeredSkinedBar(HWND hwnd, HDC hdc)
{
	RECT rc = {0};
	GetClientRect(hwnd, &rc);
	rc.right++;
	rc.bottom++;
	HDC hdc2 = CreateCompatibleDC(hdc);
	HBITMAP hbmp = ske_CreateDIB32(rc.right, rc.bottom);
	HBITMAP hbmpo = (HBITMAP)SelectObject(hdc2, hbmp);		
	if (GetParent(hwnd) != pcli->hwndContactList) {
		HBRUSH br = GetSysColorBrush(COLOR_3DFACE);
		FillRect(hdc2, &rc, br);
	}
	else ske_BltBackImage(hwnd, hdc2, &rc);

	SendMessage(hwnd, MTBM_LAYEREDPAINT,  (WPARAM)hdc2,  0);
	BitBlt(hdc, rc.left, rc.top, rc.right-rc.left, rc.bottom-rc.top, hdc2, rc.left, rc.top, SRCCOPY);
	SelectObject(hdc2, hbmpo);
	DeleteObject(hbmp);
	mod_DeleteDC(hdc2);

	SelectObject(hdc, (HFONT)GetStockObject(DEFAULT_GUI_FONT));
	ValidateRect(hwnd, NULL);		        							
}

static LRESULT CALLBACK toolbarWndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	ModernToolbarCtrl* pMTBInfo = (ModernToolbarCtrl*)GetWindowLongPtr(hwnd, 0);

	switch( msg ) {
	case WM_ERASEBKGND:
		pMTBInfo->lResult = (g_CluiData.fDisableSkinEngine) ? sttDrawToolBarBackground(hwnd, (HDC)wParam, NULL, pMTBInfo) : 0;
		return 1;

	case WM_NCPAINT:				
	case WM_PAINT:
		{
			PAINTSTRUCT ps;
			BOOL bFloat = (GetParent(hwnd) != pcli->hwndContactList);
			if (g_CluiData.fDisableSkinEngine|| !g_CluiData.fLayered || bFloat ) {
				BeginPaint(hwnd,&ps);
				if ((!g_CluiData.fLayered || bFloat) && !g_CluiData.fDisableSkinEngine)
					sttDrawNonLayeredSkinedBar(hwnd, ps.hdc);
				else
					sttDrawToolBarBackground(hwnd, ps.hdc, &ps.rcPaint, pMTBInfo);	
				EndPaint(hwnd,&ps);
			}
		}
		
		pMTBInfo->lResult = DefWindowProc(hwnd, msg, wParam, lParam);
		return 1;

	case WM_NOTIFY:
		if (((LPNMHDR) lParam)->code == BUTTONNEEDREDRAW)
			pcli->pfnInvalidateRect(hwnd, NULL, FALSE);
		pMTBInfo->lResult = 0;
		return 1;

	case MTBM_LAYEREDPAINT:
		{
			RECT MyRect={0};
			HDC hDC=(HDC)wParam;
			GetWindowRect(hwnd,&MyRect);
			
			RECT rcClient;
			GetClientRect(hwnd, &rcClient);
			SkinDrawGlyph(hDC, &rcClient, &rcClient, "Bar,ID=ToolBar,Part=Background");

			for (int i=0; i < pMTBInfo->pButtonList->realCount; i++) {
				RECT childRect;
				POINT Offset;
				TTBCtrlButton* mtbi = (TTBCtrlButton*)pMTBInfo->pButtonList->items[i];
				GetWindowRect(mtbi->hWindow, &childRect);
				Offset.x = childRect.left - MyRect.left;;
				Offset.y = childRect.top - MyRect.top;
				SendMessage(mtbi->hWindow, BUTTONDRAWINPARENT, (WPARAM)hDC, (LPARAM)&Offset);
			}	
		}
		pMTBInfo->lResult = 0;
		return 1;

	case WM_DESTROY:
		xpt_FreeThemeForWindow(hwnd);

	default:
		return 0;
	}

	pMTBInfo->lResult = TRUE;
	return 1;
}

static int ToolBar_LayeredPaintProc(HWND hWnd, HDC hDC, RECT *rcPaint, HRGN rgn, DWORD dFlags, void * CallBackData)
{
	return SendMessage(hWnd, MTBM_LAYEREDPAINT,(WPARAM)hDC,0);
}

void CustomizeToolbar(HWND hwnd)
{
	TTBCtrlCustomize custData = { sizeof(ModernToolbarCtrl), toolbarWndProc };
	SendMessage(hwnd, TTB_SETCUSTOM, 0, (LPARAM)&custData);

	ModernToolbarCtrl* pMTBInfo = (ModernToolbarCtrl*)GetWindowLongPtr(hwnd, 0);

	CLISTFrame Frame = { 0 };
	Frame.cbSize = sizeof(Frame);
	Frame.tname = _T("Toolbar");
	Frame.hWnd = hwnd;
	Frame.align = alTop;
	Frame.Flags = F_VISIBLE | F_NOBORDER | F_LOCKED | F_TCHAR | F_NO_SUBCONTAINER;
	Frame.height = 18;
	pMTBInfo->hFrame = (HANDLE)CallService(MS_CLIST_FRAMES_ADDFRAME, (WPARAM)&Frame, 0);

	CallService(MS_SKINENG_REGISTERPAINTSUB,(WPARAM)hwnd,(LPARAM)ToolBar_LayeredPaintProc);

	pMTBInfo->mtbXPTheme = xpt_AddThemeHandle(hwnd, L"TOOLBAR");
}

static int Toolbar_ModulesLoaded(WPARAM, LPARAM)
{
	CallService(MS_BACKGROUNDCONFIG_REGISTER, (WPARAM)"ToolBar Background/ToolBar",0);
	HookEvent(ME_DB_CONTACT_SETTINGCHANGED, ehhToolBarSettingsChanged);
	HookEvent(ME_BACKGROUNDCONFIG_CHANGED, ehhToolBarBackgroundSettingsChanged);
	HookEvent(ME_TTB_INITBUTTONS, Modern_InitButtons);
	return 0;
}

///////////////////////////////////////////////////////////////////////////////

#define TTB_OPTDIR "TopToolBar"

#if defined(WIN64)
	static char szUrl[] = "http://nightly.miranda.im/x64/toptoolbar.zip";
#else
	static char szUrl[] = "http://nightly.miranda.im/x32/toptoolbar.zip";
#endif

static TCHAR szWarning[] = LPGENT("To view a toolbar in Clist Modern you need the TopToolBar plugin. Click Yes to download it or Cancel to continue");

static void CopySettings(const char* to, const char* from)
{
	db_set_b(NULL, TTB_OPTDIR, to, db_get_b(NULL,"ModernToolBar",from, 0));
}

HRESULT ToolbarLoadModule()
{
	BYTE bOldSetting = db_get_b(NULL, "CLUI", "ShowButtonBar", 255);
	if (bOldSetting != 255) {
		CopySettings("BUTTWIDTH",    "option_Bar0_BtnWidth");
		CopySettings("BUTTHEIGHT",   "option_Bar0_BtnHeight");
		CopySettings("BUTTGAP",      "option_Bar0_BtnSpace");
		CopySettings("BUTTAUTOSIZE", "option_Bar0_Autosize");
		CopySettings("BUTTMULTI",    "option_Bar0_Multiline");

		db_unset(NULL, "CLUI", "ShowButtonBar");

		CallService(MS_DB_MODULE_DELETE, 0, (LPARAM)"ModernToolBar");

		if (bOldSetting == 1)
			if (IDYES == MessageBox(NULL, TranslateTS(szWarning), TranslateT("Toolbar upgrade"), MB_ICONQUESTION | MB_YESNO))
				CallService(MS_UTILS_OPENURL, 0, (LPARAM)szUrl);
	}

	ehhToolBarBackgroundSettingsChanged(0,0);
	HookEvent(ME_SYSTEM_MODULESLOADED, Toolbar_ModulesLoaded);
	return S_OK;
}