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173 lines
3.8 KiB
C++
Executable File
173 lines
3.8 KiB
C++
Executable File
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "stdafx.h"
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#include "tip.h"
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#ifdef _DEBUG
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#undef THIS_FILE
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static char BASED_CODE THIS_FILE[] = __FILE__;
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#endif
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#define COL_LEFT_MARGIN ((m_cxChar+1)/2)
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/////////////////////////////////////////////////////////////////////////////
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// CTip
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CTip::CTip()
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{
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m_hFont = NULL;
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m_dwStyle = 0;
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m_iCSID = CS_LATIN1;
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}
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CTip::~CTip()
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{
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DestroyWindow();
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}
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BEGIN_MESSAGE_MAP(CTip, CWnd)
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ON_WM_PAINT()
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ON_WM_NCHITTEST()
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END_MESSAGE_MAP()
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/////////////////////////////////////////////////////////////////////////////
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// CTip message handlers
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void CTip::OnPaint()
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{
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CRect rect;
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HFONT OldFont = NULL;
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CPaintDC dc(this); // device context for painting
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if (m_hFont) {
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OldFont = (HFONT) dc.SelectObject(m_hFont);
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}
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GetClientRect(&rect);
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COLORREF crInfoBack, crInfoFore;
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#ifdef _WIN32
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if ( sysInfo.m_bWin4 ) {
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crInfoFore = GetSysColor( COLOR_INFOTEXT );
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crInfoBack = GetSysColor( COLOR_INFOBK );
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}
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else
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#endif
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{
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crInfoBack = RGB(255,255,225);
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crInfoFore = RGB( 0, 0, 0);
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}
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// paint background and text
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CBrush brush;
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brush.CreateSolidBrush(crInfoBack);
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dc.FillRect(&rect, &brush);
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dc.SetBkMode(TRANSPARENT);
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CSize TextSize = CIntlWin::GetTextExtent(0, dc.m_hDC, csTitle, csTitle.GetLength());
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dc.SetTextColor(crInfoFore);
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rect.left += COL_LEFT_MARGIN;
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CIntlWin::DrawText(m_iCSID, dc.m_hDC, (LPSTR) (LPCSTR) csTitle, -1, &rect, DT_LEFT|DT_NOPREFIX);
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if (OldFont) {
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dc.SelectObject(OldFont);
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}
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}
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void CTip::Create()
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{
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DWORD dwStyleEx = 0;
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DWORD dwStyle = WS_POPUP|WS_BORDER;
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LPCTSTR lpszClass = AfxRegisterWndClass(CS_SAVEBITS);
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#ifdef _WIN32
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if ( sysInfo.m_bWin4 ) {
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dwStyleEx |= WS_EX_TOOLWINDOW;
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}
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#endif
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if (!CreateEx( dwStyleEx, lpszClass, _T(""), dwStyle,
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0, 0, 0, 0, NULL, NULL)) {
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TRACE0("COULDN'T CREATE TIP WINDOW\n");
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}
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}
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void CTip::Show( HWND owner, int x, int y, int cx, int cy,
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LPCSTR text, DWORD dwStyle, HFONT font )
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{
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m_dwStyle = dwStyle;
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m_hFont = font;
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RECT rect;
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CClientDC dc(this);
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HFONT OldFont = NULL;
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if (m_hFont) {
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OldFont = (HFONT) dc.SelectObject(m_hFont);
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}
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TEXTMETRIC tm;
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dc.GetTextMetrics ( &tm );
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m_cxChar = tm.tmAveCharWidth;
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::GetWindowRect(owner, &rect);
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x += rect.left;
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y += rect.top;
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cy += 1;
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csTitle = text;
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// calc window size
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SIZE TextSize = CIntlWin::GetTextExtent(m_iCSID, dc.m_hDC, csTitle, csTitle.GetLength());
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TextSize.cx += COL_LEFT_MARGIN * 2 + 1;
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if ( m_dwStyle & NSTTS_RIGHT ) {
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x = x + cx - TextSize.cx;
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} else {
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x--;
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}
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// Bump onto screen, if necessary.
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int xScreenRight = ::GetSystemMetrics(SM_CXSCREEN);
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int yScreenBottom = ::GetSystemMetrics(SM_CYSCREEN);
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if (x + TextSize.cx > xScreenRight)
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x -= x + TextSize.cx - xScreenRight;
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if (y + cy > yScreenBottom)
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y -= y + cy - yScreenBottom;
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SetWindowText(csTitle);
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if ( csTitle.GetLength() && ( (TextSize.cx > cx) || (m_dwStyle & NSTTS_ALWAYSSHOW)) ) {
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SetWindowPos(&wndTopMost, x, y, TextSize.cx, cy, SWP_SHOWWINDOW|SWP_NOACTIVATE);
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UpdateWindow();
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}
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if (OldFont) {
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dc.SelectObject(OldFont);
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}
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}
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void CTip::Hide()
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{
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ShowWindow( SW_HIDE );
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}
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UINT CTip::OnNcHitTest(CPoint point)
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{
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return (UINT) HTTRANSPARENT;
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}
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