pjs/cmd/winfe/navbar.cpp

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * The contents of this file are subject to the Netscape Public License
 * Version 1.0 (the "NPL"); you may not use this file except in
 * compliance with the NPL.  You may obtain a copy of the NPL at
 * http://www.mozilla.org/NPL/
 *
 * Software distributed under the NPL is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
 * for the specific language governing rights and limitations under the
 * NPL.
 *
 * The Initial Developer of this code under the NPL is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
 * Reserved.
 */

// Embedded menu and close box for Aurora (Created by Dave Hyatt)

#include "stdafx.h"
#include "navbar.h"
#include "navfram.h"
#include "usertlbr.h"
#include "dropmenu.h"
#include "rdfliner.h"
#include "htrdf.h"
#include "xp_ncent.h"

// The Nav Center vocab element
extern "C" RDF_NCVocab gNavCenter;

extern void DrawUpButton(HDC dc, CRect& rect);

BEGIN_MESSAGE_MAP(CNavTitleBar, CWnd)
	//{{AFX_MSG_MAP(CNavTitleBar)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code !
	ON_WM_CREATE()
	ON_WM_SIZE()
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP ( )
	ON_WM_MOUSEMOVE()
	ON_WM_PAINT()
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

CNavTitleBar::CNavTitleBar()
:m_bHasFocus(FALSE), m_bDrawCloseFrame(FALSE), m_bDrawModeFrame(FALSE)
{
	m_pBackgroundImage = NULL;
	m_View = NULL;
	m_hFocusTimer = 0;
}

CNavTitleBar::~CNavTitleBar()
{
}

void CNavTitleBar::OnPaint( )
{
	CPaintDC dc(this);
	CRect rect;
	GetClientRect(&rect);

	// Read in all the properties
	if (!m_View) return;
	
	HT_Resource topNode = HT_TopNode(m_View);
	void* data;
	PRBool foundData = FALSE;
	
	m_ForegroundColor = RGB(0,0,0);
	m_BackgroundColor = RGB(192,192,192);
	m_BackgroundImageURL = "";

	m_ControlStripForegroundColor = RGB(255,255,255);
	m_ControlStripBackgroundColor = RGB(64,64,64);
	m_ControlStripBackgroundImageURL = "";

	// Control strip colors
	// Foreground color
	HT_GetTemplateData(topNode, gNavCenter->controlStripFGColor, HT_COLUMN_STRING, &data);
	if (data)
		WFE_ParseColor((char*)data, &m_ForegroundColor);
	
	// background color
	HT_GetTemplateData(topNode, gNavCenter->controlStripBGColor, HT_COLUMN_STRING, &data);
	if (data)
		WFE_ParseColor((char*)data, &m_BackgroundColor);
	
	// Background image URL
	HT_GetTemplateData(topNode, gNavCenter->controlStripBGURL, HT_COLUMN_STRING, &data);
	if (data)
		m_ControlStripBackgroundImageURL = (char*)data;
	m_pControlStripBackgroundImage = NULL; // Clear out the BG image.

	// Main Title strip colors
	// Foreground color
	HT_GetTemplateData(topNode, gNavCenter->titleBarFGColor, HT_COLUMN_STRING, &data);
	if (data)
		WFE_ParseColor((char*)data, &m_ForegroundColor);
	
	// background color
	HT_GetTemplateData(topNode, gNavCenter->titleBarBGColor, HT_COLUMN_STRING, &data);
	if (data)
		WFE_ParseColor((char*)data, &m_BackgroundColor);
	
	// Background image URL
	HT_GetTemplateData(topNode, gNavCenter->titleBarBGURL, HT_COLUMN_STRING, &data);
	if (data)
		m_BackgroundImageURL = (char*)data;
	m_pBackgroundImage = NULL; // Clear out the BG image.
	
	HPALETTE pOldPalette = NULL;
	if (sysInfo.m_iBitsPerPixel < 16 && (::GetDeviceCaps(dc.m_hDC, RASTERCAPS) & RC_PALETTE))
	{
		// Use the palette, since we have less than 16 bits per pixel and are
		// using a palette-based device.
		HPALETTE hPalette = WFE_GetUIPalette(GetParentFrame());
		::SelectPalette(dc.m_hDC, hPalette, FALSE);	

		// Find the nearest match in our palette for our colors.
		ResolveToPaletteColor(m_BackgroundColor, hPalette);
		ResolveToPaletteColor(m_ForegroundColor, hPalette);
		ResolveToPaletteColor(m_ControlStripBackgroundColor, hPalette);
		ResolveToPaletteColor(m_ControlStripForegroundColor, hPalette);
	}

	CRect controlStripRect(rect);
	CRect titleBarRect(rect);
	controlStripRect.bottom = NAVBAR_CONTROLSTRIP_HEIGHT;
	titleBarRect.top = NAVBAR_CONTROLSTRIP_HEIGHT;
	titleBarRect.bottom = NAVBAR_TOTAL_HEIGHT;

	CBrush faceBrush(m_BackgroundColor); 
	if (m_BackgroundImageURL != "")
	{
		// There's a background that needs to be drawn.
		m_pBackgroundImage = LookupImage(m_BackgroundImageURL, NULL);
	}

	if (m_pBackgroundImage && m_pBackgroundImage->FrameSuccessfullyLoaded())
	{
		// Draw the strip of the background image that should be placed
		// underneath this line.
		PaintBackground(dc.m_hDC, titleBarRect, m_pBackgroundImage);
	}
	else
	{
		dc.FillRect(&titleBarRect, &faceBrush);
	}

	CBrush controlStripFaceBrush(m_ControlStripBackgroundColor); 
	if (m_ControlStripBackgroundImageURL != "")
	{
		// There's a background that needs to be drawn.
		m_pControlStripBackgroundImage = LookupImage(m_ControlStripBackgroundImageURL, NULL);
	}

	if (m_pControlStripBackgroundImage && m_pControlStripBackgroundImage->FrameSuccessfullyLoaded())
	{
		// Draw the strip of the background image that should be placed
		// underneath this line.
		PaintBackground(dc.m_hDC, controlStripRect, m_pControlStripBackgroundImage);
	}
	else
	{
		dc.FillRect(&controlStripRect, &controlStripFaceBrush);
	}

	
	// Draw the title strip text.
	CString titleText(HT_GetNodeName(HT_TopNode(m_View)));

	CFont arialFont;
	LOGFONT lf;
	XP_MEMSET(&lf,0,sizeof(LOGFONT));
	lf.lfHeight = 120;
	lf.lfWeight = 700;
	strcpy(lf.lfFaceName, "Arial");
	arialFont.CreatePointFontIndirect(&lf, &dc);
	HFONT font = (HFONT)arialFont.GetSafeHandle();

	HFONT hOldFont = (HFONT)::SelectObject(dc.m_hDC, font);
	CRect sizeRect(titleBarRect);
	int height = ::DrawText(dc.m_hDC, titleText, titleText.GetLength(), &sizeRect, DT_CALCRECT | DT_WORDBREAK);
	
	if (sizeRect.Width() > rect.Width() - 9)
	{
		// Don't write into the close box area!
		sizeRect.right = sizeRect.left + (rect.Width() - 9);
	}
	sizeRect.left += 4;	// indent slightly horizontally
	sizeRect.right += 4;

	// Center the text vertically.
	sizeRect.top = NAVBAR_CONTROLSTRIP_HEIGHT + (titleBarRect.Height() - height) / 2;
	sizeRect.bottom = sizeRect.top + height;

	// Draw the text
	int nOldBkMode = dc.SetBkMode(TRANSPARENT);

	UINT nFormat = DT_SINGLELINE | DT_VCENTER | DT_EXTERNALLEADING;
	COLORREF oldColor;

	oldColor = dc.SetTextColor(m_ForegroundColor);
	dc.DrawText((LPCSTR)titleText, -1, &sizeRect, nFormat);

	// Draw the control strip text.
	CString modeText("details");
	HT_GetTemplateData(topNode, gNavCenter->controlStripModeText, HT_COLUMN_STRING, &data);
	if (data)
		modeText = (char*)data;

	CFont smallArialFont;
	LOGFONT lf2;
	XP_MEMSET(&lf2,0,sizeof(LOGFONT));
	lf2.lfHeight = 90;
	lf2.lfWeight = 400;
	strcpy(lf2.lfFaceName, "Arial");
	smallArialFont.CreatePointFontIndirect(&lf2, &dc);
	HFONT smallFont = (HFONT)smallArialFont.GetSafeHandle();

	::SelectObject(dc.m_hDC, smallFont);
	CRect modeRect(controlStripRect);
	int smallHeight = ::DrawText(dc.m_hDC, modeText, modeText.GetLength(), &modeRect, DT_CALCRECT | DT_WORDBREAK);
	
	if (modeRect.Width() > rect.Width() - 9)
	{
		// Don't write into the close box area!
		modeRect.right = modeRect.left + (rect.Width() - 9);
	}
	modeRect.left += 4;	// indent slightly horizontally
	modeRect.right += 4;

	// Center the text vertically.
	modeRect.top = (controlStripRect.Height() - smallHeight) / 2;
	modeRect.bottom = modeRect.top + smallHeight;

	// Cache the rect
	cachedModeRect.top = 0;
	cachedModeRect.left = 0;
	cachedModeRect.bottom = NAVBAR_CONTROLSTRIP_HEIGHT;
	cachedModeRect.right = modeRect.right + 3;

	// Now compute the close box rect.
	CString closeText("close");
	HT_GetTemplateData(topNode, gNavCenter->controlStripCloseText, HT_COLUMN_STRING, &data);
	if (data)
		closeText = (char*)data;

	CRect closeRect(controlStripRect);
	::DrawText(dc.m_hDC, closeText, closeText.GetLength(), &closeRect, DT_CALCRECT | DT_WORDBREAK);
	
	int closeWidth = closeRect.Width();

	closeRect.right = rect.right - 4;
	closeRect.left = closeRect.right - closeWidth;

	// Center the text vertically.
	closeRect.top = modeRect.top;
	closeRect.bottom = modeRect.bottom;

	CRect arrowRect;
	arrowRect.top = 0;
	arrowRect.left = closeRect.left - 12;
	arrowRect.right = arrowRect.left + 12;
	arrowRect.bottom = NAVBAR_CONTROLSTRIP_HEIGHT;

	DrawArrow(dc.m_hDC, m_ControlStripForegroundColor, LEFT_ARROW, arrowRect, TRUE);

	// Cache the rect
	cachedCloseRect.top = 0;
	cachedCloseRect.left = arrowRect.left;
	cachedCloseRect.bottom = NAVBAR_CONTROLSTRIP_HEIGHT;
	cachedCloseRect.right = closeRect.right + 3;

	// Draw the text
	dc.SetTextColor(m_ControlStripForegroundColor);
	dc.DrawText((LPCSTR)closeText, -1, &closeRect, nFormat);
	dc.DrawText((LPCSTR)modeText, -1, &modeRect, nFormat);

	// See if we're supposed to draw a framing rect.
	
	CBrush controlBrush(m_ControlStripForegroundColor);
	if (m_bDrawCloseFrame)
	{
		dc.FrameRect(cachedCloseRect, &controlBrush);
	}
	if (m_bDrawModeFrame)
	{
		dc.FrameRect(cachedModeRect, &controlBrush);
	}

	dc.SetTextColor(oldColor);
	dc.SetBkMode(nOldBkMode);
	::SelectObject(dc.m_hDC, hOldFont);	
}

int CNavTitleBar::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	return 0;
}

void CNavTitleBar::OnLButtonDown (UINT nFlags, CPoint point )
{
	// Called when the user clicks on us.  Start a drag, switch modes, or close the view.
	
	if (cachedCloseRect.PtInRect(point))
	{
		// Destroy the window.
		CFrameWnd* pFrameWnd = GetParentFrame();
		if (pFrameWnd->IsKindOf(RUNTIME_CLASS(CNSNavFrame)))
			((CNSNavFrame*)pFrameWnd)->DeleteNavCenter();
	}
	else if (cachedModeRect.PtInRect(point))
	{
		CRDFOutliner* pOutliner = (CRDFOutliner*)HT_GetViewFEData(m_View);
		HT_ToggleTreeMode(m_View);
	}
	else
	{
		m_PointHit = point;
		CFrameWnd* pFrameWnd = GetParentFrame();
		if (pFrameWnd->IsKindOf(RUNTIME_CLASS(CNSNavFrame)))
			SetCapture();
	}
}


void CNavTitleBar::OnMouseMove(UINT nFlags, CPoint point)
{
	if (GetCapture() == this)
	{
		CNSNavFrame* navFrameParent = (CNSNavFrame*)GetParentFrame();
		
		if (abs(point.x - m_PointHit.x) > 3 ||
			abs(point.y - m_PointHit.y) > 3)
		{
			ReleaseCapture();

			// Start a drag
			CRDFOutliner* pOutliner = (CRDFOutliner*)HT_GetViewFEData(m_View);
			MapWindowPoints(navFrameParent, &point, 1); 
			navFrameParent->StartDrag(point);
		}
	}
	else
	{
		BOOL oldCloseFrame = m_bDrawCloseFrame;
		BOOL oldModeFrame = m_bDrawModeFrame;

		m_bDrawCloseFrame = FALSE;
		m_bDrawModeFrame = FALSE;

		if (cachedCloseRect.PtInRect(point))
		{
			m_bDrawCloseFrame = TRUE;
			m_hFocusTimer = SetTimer(IDT_STRIPFOCUS, STRIPFOCUS_DELAY_MS, NULL);
		}
		else if (cachedModeRect.PtInRect(point))
		{
			m_bDrawModeFrame = TRUE;
			m_hFocusTimer = SetTimer(IDT_STRIPFOCUS, STRIPFOCUS_DELAY_MS, NULL);
		}
		
		if (oldCloseFrame != m_bDrawCloseFrame)
			InvalidateRect(cachedCloseRect);

		if (oldModeFrame != m_bDrawModeFrame)
			InvalidateRect(cachedModeRect);
	}
}

void CNavTitleBar::OnLButtonUp(UINT nFlags, CPoint point)
{
	if (GetCapture() == this) 
	{
		ReleaseCapture();
	}
}

void CNavTitleBar::OnSize( UINT nType, int cx, int cy )
{	
}


void CNavTitleBar::SetHTView(HT_View view)
{
	m_View = view;
	Invalidate();
}

void CNavTitleBar::OnTimer(UINT nIDEvent)
{
	if (nIDEvent == IDT_STRIPFOCUS)
	{
		POINT point;

		KillTimer(IDT_STRIPFOCUS);
		m_hFocusTimer = 0;
		
		GetCursorPos(&point);

		CRect rcClient;
		GetWindowRect(&rcClient);

		if (!rcClient.PtInRect(point))
		{
			m_bDrawCloseFrame = FALSE;
			m_bDrawModeFrame = FALSE;
			Invalidate();
			UpdateWindow();
		}
		else
			m_hFocusTimer = SetTimer(IDT_STRIPFOCUS, STRIPFOCUS_DELAY_MS, NULL);
	}

	CWnd::OnTimer(nIDEvent);
}