rename fobr95.{cpp,h} files to foobar.{cpp,h}
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@52551 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
468
src/msw/statusbar.cpp
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468
src/msw/statusbar.cpp
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///////////////////////////////////////////////////////////////////////////////
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// Name: src/msw/statusbar.cpp
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// Purpose: native implementation of wxStatusBar
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 04.04.98
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// RCS-ID: $Id$
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// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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// for compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#if wxUSE_STATUSBAR && wxUSE_NATIVE_STATUSBAR
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#include "wx/statusbr.h"
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#ifndef WX_PRECOMP
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#include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
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#include "wx/frame.h"
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#include "wx/settings.h"
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#include "wx/dcclient.h"
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#include "wx/intl.h"
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#include "wx/log.h"
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#endif
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#include "wx/msw/private.h"
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#include <windowsx.h>
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#if wxUSE_UXTHEME
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#include "wx/msw/uxtheme.h"
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#endif
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// ----------------------------------------------------------------------------
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// macros
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// ----------------------------------------------------------------------------
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// windowsx.h and commctrl.h don't define those, so we do it here
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#define StatusBar_SetParts(h, n, w) SendMessage(h, SB_SETPARTS, (WPARAM)n, (LPARAM)w)
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#define StatusBar_SetText(h, n, t) SendMessage(h, SB_SETTEXT, (WPARAM)n, (LPARAM)(LPCTSTR)t)
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#define StatusBar_GetTextLen(h, n) LOWORD(SendMessage(h, SB_GETTEXTLENGTH, (WPARAM)n, 0))
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#define StatusBar_GetText(h, n, s) LOWORD(SendMessage(h, SB_GETTEXT, (WPARAM)n, (LPARAM)(LPTSTR)s))
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// wxStatusBar class
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// ----------------------------------------------------------------------------
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wxStatusBar::wxStatusBar()
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{
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SetParent(NULL);
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m_hWnd = 0;
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m_windowId = 0;
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}
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bool wxStatusBar::Create(wxWindow *parent,
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wxWindowID id,
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long style,
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const wxString& name)
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{
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wxCHECK_MSG( parent, false, wxT("status bar must have a parent") );
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SetName(name);
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SetWindowStyleFlag(style);
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SetParent(parent);
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parent->AddChild(this);
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m_windowId = id == wxID_ANY ? NewControlId() : id;
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DWORD wstyle = WS_CHILD | WS_VISIBLE;
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if ( style & wxCLIP_SIBLINGS )
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wstyle |= WS_CLIPSIBLINGS;
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// setting SBARS_SIZEGRIP is perfectly useless: it's always on by default
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// (at least in the version of comctl32.dll I'm using), and the only way to
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// turn it off is to use CCS_TOP style - as we position the status bar
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// manually anyhow (see DoMoveWindow), use CCS_TOP style if wxST_SIZEGRIP
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// is not given
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if ( !(style & wxST_SIZEGRIP) )
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{
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wstyle |= CCS_TOP;
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}
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else
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{
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#ifndef __WXWINCE__
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// may be some versions of comctl32.dll do need it - anyhow, it won't
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// do any harm
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wstyle |= SBARS_SIZEGRIP;
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#endif
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}
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m_hWnd = CreateWindow
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(
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STATUSCLASSNAME,
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_T(""),
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wstyle,
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0, 0, 0, 0,
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GetHwndOf(parent),
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(HMENU)wxUIntToPtr(m_windowId.GetValue()),
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wxGetInstance(),
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NULL
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);
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if ( m_hWnd == 0 )
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{
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wxLogSysError(_("Failed to create a status bar."));
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return false;
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}
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SetFieldsCount(1);
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SubclassWin(m_hWnd);
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InheritAttributes();
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SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_MENUBAR));
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// we must refresh the frame size when the statusbar is created, because
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// its client area might change
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wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
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if ( frame )
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{
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frame->SendSizeEvent();
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}
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return true;
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}
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wxStatusBar::~wxStatusBar()
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{
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// we must refresh the frame size when the statusbar is deleted but the
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// frame is not - otherwise statusbar leaves a hole in the place it used to
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// occupy
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wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
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if ( frame && !frame->IsBeingDeleted() )
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{
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frame->SendSizeEvent();
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}
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}
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void wxStatusBar::SetFieldsCount(int nFields, const int *widths)
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{
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// this is a Windows limitation
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wxASSERT_MSG( (nFields > 0) && (nFields < 255), _T("too many fields") );
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wxStatusBarBase::SetFieldsCount(nFields, widths);
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SetFieldsWidth();
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}
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void wxStatusBar::SetStatusWidths(int n, const int widths[])
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{
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wxStatusBarBase::SetStatusWidths(n, widths);
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SetFieldsWidth();
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}
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void wxStatusBar::SetFieldsWidth()
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{
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if ( !m_nFields )
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return;
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int aBorders[3];
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SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)aBorders);
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int extraWidth = aBorders[2]; // space between fields
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wxArrayInt widthsAbs =
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CalculateAbsWidths(GetClientSize().x - extraWidth*(m_nFields - 1));
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int *pWidths = new int[m_nFields];
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int nCurPos = 0;
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for ( int i = 0; i < m_nFields; i++ ) {
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nCurPos += widthsAbs[i] + extraWidth;
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pWidths[i] = nCurPos;
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}
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if ( !StatusBar_SetParts(GetHwnd(), m_nFields, pWidths) ) {
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wxLogLastError(wxT("StatusBar_SetParts"));
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}
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delete [] pWidths;
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}
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void wxStatusBar::SetStatusText(const wxString& strText, int nField)
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{
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wxCHECK_RET( (nField >= 0) && (nField < m_nFields),
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_T("invalid statusbar field index") );
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if ( strText == GetStatusText(nField) )
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{
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// don't call StatusBar_SetText() to avoid flicker
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return;
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}
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// Get field style, if any
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int style;
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if (m_statusStyles)
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{
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switch(m_statusStyles[nField])
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{
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case wxSB_RAISED:
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style = SBT_POPOUT;
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break;
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case wxSB_FLAT:
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style = SBT_NOBORDERS;
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break;
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case wxSB_NORMAL:
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default:
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style = 0;
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break;
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}
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}
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else
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style = 0;
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// Pass both field number and style. MSDN library doesn't mention
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// that nField and style have to be 'ORed'
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if ( !StatusBar_SetText(GetHwnd(), nField | style, strText.wx_str()) )
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{
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wxLogLastError(wxT("StatusBar_SetText"));
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}
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}
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wxString wxStatusBar::GetStatusText(int nField) const
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{
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wxCHECK_MSG( (nField >= 0) && (nField < m_nFields), wxEmptyString,
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_T("invalid statusbar field index") );
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wxString str;
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int len = StatusBar_GetTextLen(GetHwnd(), nField);
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if ( len > 0 )
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{
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StatusBar_GetText(GetHwnd(), nField, wxStringBuffer(str, len));
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}
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return str;
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}
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int wxStatusBar::GetBorderX() const
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{
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int aBorders[3];
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SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)aBorders);
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return aBorders[0];
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}
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int wxStatusBar::GetBorderY() const
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{
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int aBorders[3];
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SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)aBorders);
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return aBorders[1];
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}
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void wxStatusBar::SetMinHeight(int height)
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{
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SendMessage(GetHwnd(), SB_SETMINHEIGHT, height + 2*GetBorderY(), 0);
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// have to send a (dummy) WM_SIZE to redraw it now
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SendMessage(GetHwnd(), WM_SIZE, 0, 0);
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}
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bool wxStatusBar::GetFieldRect(int i, wxRect& rect) const
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{
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wxCHECK_MSG( (i >= 0) && (i < m_nFields), false,
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_T("invalid statusbar field index") );
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RECT r;
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if ( !::SendMessage(GetHwnd(), SB_GETRECT, i, (LPARAM)&r) )
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{
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wxLogLastError(wxT("SendMessage(SB_GETRECT)"));
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}
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#if wxUSE_UXTHEME
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wxUxThemeHandle theme((wxStatusBar *)this, L"Status"); // const_cast
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if ( theme )
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{
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// by default Windows has a 2 pixel border to the right of the left
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// divider (or it could be a bug) but it looks wrong so remove it
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if ( i != 0 )
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{
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r.left -= 2;
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}
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wxUxThemeEngine::Get()->GetThemeBackgroundContentRect(theme, NULL,
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1 /* SP_PANE */, 0,
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&r, &r);
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}
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#endif
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wxCopyRECTToRect(r, rect);
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return true;
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}
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// no idea for a default width, just choose something
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#define DEFAULT_FIELD_WIDTH 25
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wxSize wxStatusBar::DoGetBestSize() const
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{
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int borders[3];
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SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)borders);
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// calculate width
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int width = 0;
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for ( int i = 0; i < m_nFields; ++i )
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{
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int widthField = m_statusWidths ? m_statusWidths[i]
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: DEFAULT_FIELD_WIDTH;
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if ( widthField >= 0 )
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{
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width += widthField;
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}
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else
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{
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// variable width field, its width is really a proportion
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// related to the other fields
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width += -widthField*DEFAULT_FIELD_WIDTH;
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}
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// add the space between fields
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width += borders[2];
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}
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if ( !width )
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{
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// still need something even for an empty status bar
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width = 2*DEFAULT_FIELD_WIDTH;
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}
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// calculate height
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int height;
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wxGetCharSize(GetHWND(), NULL, &height, GetFont());
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height = EDIT_HEIGHT_FROM_CHAR_HEIGHT(height);
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height += borders[1];
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wxSize best(width, height);
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CacheBestSize(best);
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return best;
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}
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void wxStatusBar::DoMoveWindow(int x, int y, int width, int height)
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{
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if ( GetParent()->IsSizeDeferred() )
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{
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wxWindowMSW::DoMoveWindow(x, y, width, height);
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}
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else
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{
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// parent pos/size isn't deferred so do it now but don't send
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// WM_WINDOWPOSCHANGING since we don't want to change pos/size later
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// we must use SWP_NOCOPYBITS here otherwise it paints incorrectly
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// if other windows are size deferred
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::SetWindowPos(GetHwnd(), NULL, x, y, width, height,
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SWP_NOZORDER | SWP_NOOWNERZORDER | SWP_NOACTIVATE
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#ifndef __WXWINCE__
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| SWP_NOCOPYBITS | SWP_NOSENDCHANGING
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#endif
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);
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}
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// adjust fields widths to the new size
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SetFieldsWidth();
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// we have to trigger wxSizeEvent if there are children window in status
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// bar because GetFieldRect returned incorrect (not updated) values up to
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// here, which almost certainly resulted in incorrectly redrawn statusbar
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if ( m_children.GetCount() > 0 )
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{
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wxSizeEvent event(GetClientSize(), m_windowId);
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event.SetEventObject(this);
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HandleWindowEvent(event);
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}
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}
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void wxStatusBar::SetStatusStyles(int n, const int styles[])
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{
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wxStatusBarBase::SetStatusStyles(n, styles);
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if (n != m_nFields)
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return;
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for (int i = 0; i < n; i++)
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{
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int style;
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switch(styles[i])
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{
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case wxSB_RAISED:
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style = SBT_POPOUT;
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break;
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case wxSB_FLAT:
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style = SBT_NOBORDERS;
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break;
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case wxSB_NORMAL:
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default:
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style = 0;
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break;
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}
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// The SB_SETTEXT message is both used to set the field's text as well as
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// the fields' styles. MSDN library doesn't mention
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// that nField and style have to be 'ORed'
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wxString text = GetStatusText(i);
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if (!StatusBar_SetText(GetHwnd(), style | i, text.wx_str()))
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{
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wxLogLastError(wxT("StatusBar_SetText"));
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}
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}
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}
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WXLRESULT
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wxStatusBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
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{
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#ifndef __WXWINCE__
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if ( nMsg == WM_WINDOWPOSCHANGING )
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{
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WINDOWPOS *lpPos = (WINDOWPOS *)lParam;
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int x, y, w, h;
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GetPosition(&x, &y);
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GetSize(&w, &h);
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// we need real window coords and not wx client coords
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AdjustForParentClientOrigin(x, y);
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lpPos->x = x;
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lpPos->y = y;
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lpPos->cx = w;
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lpPos->cy = h;
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return 0;
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}
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if ( nMsg == WM_NCLBUTTONDOWN )
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{
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// if hit-test is on gripper then send message to TLW to begin
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// resizing. It is possible to send this message to any window.
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if ( wParam == HTBOTTOMRIGHT )
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{
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wxWindow *win;
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for ( win = GetParent(); win; win = win->GetParent() )
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{
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if ( win->IsTopLevel() )
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{
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SendMessage(GetHwndOf(win), WM_NCLBUTTONDOWN,
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wParam, lParam);
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return 0;
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}
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}
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}
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}
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#endif
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return wxStatusBarBase::MSWWindowProc(nMsg, wParam, lParam);
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}
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#endif // wxUSE_STATUSBAR && wxUSE_NATIVE_STATUSBAR
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