// Name: msw/statbr95.cpp
// Purpose: native implementation of wxStatusBar
// Author: Vadim Zeitlin
-// Modified by:
+// Modified by:
// Created: 04.04.98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
#pragma implementation "statbr95.h"
#endif
-// ============================================================================
-// declarations
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
-
// for compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#include "wx/dcclient.h"
#endif
-#include "wx/log.h"
+#if defined(__WIN95__) && wxUSE_NATIVE_STATUSBAR
-#include "wx/generic/statusbr.h"
-#include "wx/msw/statbr95.h"
+#include "wx/intl.h"
+#include "wx/log.h"
+#include "wx/statusbr.h"
-#include <windows.h>
-#include <windowsx.h>
+#include "wx/msw/private.h"
+#include <windowsx.h>
-#ifndef __GNUWIN32__
-#include <commctrl.h>
+#if !(defined(__GNUWIN32_OLD__) || defined(__TWIN32__))
+ #include <commctrl.h>
#endif
-#if USE_NATIVE_STATUSBAR
-
-#if !USE_SHARED_LIBRARY
- IMPLEMENT_DYNAMIC_CLASS(wxStatusBar95, wxStatusBar);
-
- BEGIN_EVENT_TABLE(wxStatusBar95, wxStatusBar)
- EVT_PAINT(wxWindow::OnPaint)
- EVT_SIZE(wxStatusBar95::OnSize)
- END_EVENT_TABLE()
-#endif //USE_SHARED_LIBRARY
+// ----------------------------------------------------------------------------
+// wxWindows macros
+// ----------------------------------------------------------------------------
+IMPLEMENT_DYNAMIC_CLASS(wxStatusBar95, wxWindow);
+IMPLEMENT_DYNAMIC_CLASS(wxStatusBar, wxStatusBar95)
// ----------------------------------------------------------------------------
// macros
// windowsx.h and commctrl.h don't define those, so we do it here
#define StatusBar_SetParts(h, n, w) SendMessage(h, SB_SETPARTS, (WPARAM)n, (LPARAM)w)
-#define StatusBar_SetText(h, n, t) SendMessage(h, SB_SETTEXT, (WPARAM)n, (LPARAM)(LPCSTR)t)
+#define StatusBar_SetText(h, n, t) SendMessage(h, SB_SETTEXT, (WPARAM)n, (LPARAM)(LPCTSTR)t)
#define StatusBar_GetTextLen(h, n) LOWORD(SendMessage(h, SB_GETTEXTLENGTH, (WPARAM)n, 0))
-#define StatusBar_GetText(h, n, s) LOWORD(SendMessage(h, SB_GETTEXT, (WPARAM)n, (LPARAM)(LPSTR)s))
+#define StatusBar_GetText(h, n, s) LOWORD(SendMessage(h, SB_GETTEXT, (WPARAM)n, (LPARAM)(LPTSTR)s))
+
+// ----------------------------------------------------------------------------
+//
+// ----------------------------------------------------------------------------
+
+// static WNDPROC gs_wndprocStatBar = NULL;
+static WXFARPROC gs_wndprocStatBar = (WXFARPROC) NULL;
+
+LRESULT APIENTRY wxStatusBarProc(HWND hwnd,
+ UINT message,
+ WPARAM wParam,
+ LPARAM lParam)
+{
+ switch (message) {
+ case WM_COMMAND:
+ case WM_DRAWITEM:
+ case WM_MEASUREITEM:
+ case WM_SIZE:
+ case WM_MOVE:
+ case WM_MOUSEMOVE:
+ case WM_LBUTTONUP:
+ case WM_LBUTTONDBLCLK:
+ case WM_RBUTTONDOWN:
+ case WM_RBUTTONUP:
+ case WM_RBUTTONDBLCLK:
+ case WM_MBUTTONDOWN:
+ case WM_MBUTTONUP:
+ case WM_MBUTTONDBLCLK:
+ wxStatusBar95 *sb = (wxStatusBar95 *)GetWindowLong(hwnd, GWL_USERDATA);
+ sb->MSWWindowProc(message, wParam, lParam);
+ break;
+ }
-#define hwnd ((HWND)m_hWnd)
+ return ::CallWindowProc(CASTWNDPROC gs_wndprocStatBar, hwnd, message, wParam, lParam);
+}
// ============================================================================
// implementation
m_windowId = 0;
}
-wxStatusBar95::wxStatusBar95(wxWindow *parent, wxWindowID id, long style)
+bool wxStatusBar95::Create(wxWindow *parent,
+ wxWindowID id,
+ long style,
+ const wxString& name)
{
- Create(parent, id, style);
-}
+ wxCHECK_MSG( parent, FALSE, wxT("status bar must have a parent") );
-bool wxStatusBar95::Create(wxWindow *parent, wxWindowID id, long style)
-{
- SetParent(parent);
+ SetName(name);
+ SetWindowStyleFlag(style);
+ SetParent(parent);
- m_windowId = id == -1 ? NewControlId() : id;
+ parent->AddChild(this);
- DWORD wstyle = WS_CHILD | WS_VISIBLE;
- if ( style & wxST_SIZEGRIP )
- wstyle |= SBARS_SIZEGRIP;
+ m_windowId = id == -1 ? NewControlId() : id;
- m_hWnd = (WXHWND)CreateStatusWindow(wstyle,
- "",
- (HWND)parent->GetHWND(),
- m_windowId);
- if ( m_hWnd == 0 ) {
- wxLogSysError("can't create status bar window");
- return FALSE;
- }
+ DWORD wstyle = WS_CHILD | WS_VISIBLE /* | WS_CLIPSIBLINGS */ ;
+
+ // setting SBARS_SIZEGRIP is perfectly useless: it's always on by default
+ // (at least in the version of comctl32.dll I'm using), and the only way to
+ // turn it off is to use CCS_TOP style - as we position the status bar
+ // manually anyhow (see DoMoveWindow), use CCS_TOP style if wxST_SIZEGRIP
+ // is not given
+ if ( !(style & wxST_SIZEGRIP) )
+ {
+ wstyle |= CCS_TOP;
+ }
+ else
+ {
+ // may be some versions of comctl32.dll do need it - anyhow, it won't
+ // do any harm
+ wstyle |= SBARS_SIZEGRIP;
+ }
- // this doesn't work: display problems (white 1-2 pixel borders...)
- // SubclassWin(m_hWnd);
+ m_hWnd = (WXHWND)CreateStatusWindow(wstyle,
+ wxEmptyString,
+ GetHwndOf(parent),
+ m_windowId);
+ if ( m_hWnd == 0 )
+ {
+ wxLogSysError(_("Failed to create a status bar."));
- return TRUE;
+ return FALSE;
+ }
+
+ SetFieldsCount(1);
+
+ // we can't subclass this window as usual because the status bar window
+ // proc processes WM_SIZE and WM_PAINT specially
+ // SubclassWin(m_hWnd);
+
+ // but we want to process the messages from it still, so do custom
+ // subclassing here
+ gs_wndprocStatBar = (WXFARPROC)GetWindowLong(GetHwnd(), GWL_WNDPROC);
+ SetWindowLong(GetHwnd(), GWL_WNDPROC, (LONG)wxStatusBarProc);
+ SetWindowLong(GetHwnd(), GWL_USERDATA, (LONG)this);
+
+ return TRUE;
+}
+
+wxStatusBar95::~wxStatusBar95()
+{
+ delete [] m_statusWidths;
}
-void wxStatusBar95::CopyFieldsWidth(int *widths)
+void wxStatusBar95::CopyFieldsWidth(const int widths[])
{
if (widths && !m_statusWidths)
m_statusWidths = new int[m_nFields];
}
}
-void wxStatusBar95::SetFieldsCount(int nFields, int *widths)
+void wxStatusBar95::SetFieldsCount(int nFields, const int *widths)
{
- wxASSERT( (nFields > 0) && (nFields < 255) );
+ // this is a Windows limitation
+ wxASSERT_MSG( (nFields > 0) && (nFields < 255), _T("too many fields") );
- m_nFields = nFields;
+ m_nFields = nFields;
- CopyFieldsWidth(widths);
- SetFieldsWidth();
+ CopyFieldsWidth(widths);
+ SetFieldsWidth();
}
-void wxStatusBar95::SetStatusWidths(int n, int *widths)
+void wxStatusBar95::SetStatusWidths(int n, const int widths[])
{
- // @@ I don't understand what this function is for...
- wxASSERT( n == m_nFields );
+ wxASSERT_MSG( n == m_nFields, _T("field number mismatch") );
- CopyFieldsWidth(widths);
- SetFieldsWidth();
+ CopyFieldsWidth(widths);
+ SetFieldsWidth();
}
void wxStatusBar95::SetFieldsWidth()
{
- int *pWidths = new int[m_nFields];
+ if ( !m_nFields )
+ return;
- int nWindowWidth, y;
- GetClientSize(&nWindowWidth, &y);
+ int aBorders[3];
+ SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)aBorders);
- if ( m_statusWidths == NULL ) {
- // default: all fields have the same width
- int nWidth = nWindowWidth / m_nFields;
- for ( int i = 0; i < m_nFields; i++ )
- pWidths[i] = (i + 1) * nWindowWidth;
- }
- else {
- // -1 doesn't mean the same thing for wxWindows and Win32, recalc
- int nTotalWidth = 0,
- nVarCount = 0,
- i;
- for ( i = 0; i < m_nFields; i++ ) {
- if ( m_statusWidths[i] == -1 )
- nVarCount++;
- else
- nTotalWidth += m_statusWidths[i];
- }
-
- if ( nVarCount == 0 ) {
- // wrong! at least one field must be of variable width
- wxFAIL;
+ int extraWidth = aBorders[2]; // space between fields
- nVarCount++;
- }
+ int *pWidths = new int[m_nFields];
- int nVarWidth = (nWindowWidth - nTotalWidth) / nVarCount;
+ int nWindowWidth, y;
+ GetClientSize(&nWindowWidth, &y);
- // do fill the array
- int nCurPos = 0;
- for ( i = 0; i < m_nFields; i++ ) {
- if ( m_statusWidths[i] == -1 )
- nCurPos += nVarWidth;
- else
- nCurPos += m_statusWidths[i];
- pWidths[i] = nCurPos;
+ if ( m_statusWidths == NULL ) {
+ // default: all fields have the same width
+ int nWidth = nWindowWidth / m_nFields;
+ for ( int i = 0; i < m_nFields; i++ )
+ pWidths[i] = (i + 1) * nWidth;
+ }
+ else {
+ // -1 doesn't mean the same thing for wxWindows and Win32, recalc
+ int nTotalWidth = 0,
+ nVarCount = 0,
+ i;
+ for ( i = 0; i < m_nFields; i++ ) {
+ if ( m_statusWidths[i] == -1 )
+ nVarCount++;
+ else
+ nTotalWidth += m_statusWidths[i] + extraWidth;
+ }
+
+ if ( nVarCount == 0 ) {
+ wxFAIL_MSG( _T("at least one field must be of variable width") );
+
+ nVarCount++;
+ }
+
+ int nVarWidth = (nWindowWidth - nTotalWidth) / nVarCount;
+
+ // do fill the array
+ int nCurPos = 0;
+ for ( i = 0; i < m_nFields; i++ ) {
+ if ( m_statusWidths[i] == -1 )
+ nCurPos += nVarWidth;
+ else
+ nCurPos += m_statusWidths[i] + extraWidth;
+ pWidths[i] = nCurPos;
+ }
}
- }
- if ( !StatusBar_SetParts(hwnd, m_nFields, pWidths) ) {
- wxLogDebug("StatusBar_SetParts failed.");
- }
+ if ( !StatusBar_SetParts(GetHwnd(), m_nFields, pWidths) ) {
+ wxLogLastError(wxT("StatusBar_SetParts"));
+ }
- delete [] pWidths;
+ delete [] pWidths;
}
void wxStatusBar95::SetStatusText(const wxString& strText, int nField)
{
- if ( !StatusBar_SetText(hwnd, nField, strText) ) {
- wxLogDebug("StatusBar_SetText failed");
+ wxCHECK_RET( (nField >= 0) && (nField < m_nFields),
+ _T("invalid statusbar field index") );
+
+ if ( !StatusBar_SetText(GetHwnd(), nField, strText) ) {
+ wxLogLastError(wxT("StatusBar_SetText"));
}
}
wxString wxStatusBar95::GetStatusText(int nField) const
{
- wxASSERT( (nField > 0) && (nField < m_nFields) );
+ wxCHECK_MSG( (nField >= 0) && (nField < m_nFields), wxEmptyString,
+ _T("invalid statusbar field index") );
wxString str;
- StatusBar_GetText(hwnd, nField,
- str.GetWriteBuf(StatusBar_GetTextLen(hwnd, nField)));
+ int len = StatusBar_GetTextLen(GetHwnd(), nField);
+ if (len > 0)
+ {
+ StatusBar_GetText(GetHwnd(), nField, str.GetWriteBuf(len));
+ str.UngetWriteBuf();
+ }
return str;
}
-void wxStatusBar95::OnSize(wxSizeEvent& event)
+int wxStatusBar95::GetBorderX() const
+{
+ int aBorders[3];
+ SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)aBorders);
+
+ return aBorders[0];
+}
+
+int wxStatusBar95::GetBorderY() const
{
- FORWARD_WM_SIZE(hwnd, SIZE_RESTORED, event.GetSize().x, event.GetSize().y,
- SendMessage);
+ int aBorders[3];
+ SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)aBorders);
- // adjust fields widths to the new size
- SetFieldsWidth();
+ return aBorders[1];
}
-#endif //USE_NATIVE_STATUSBAR
\ No newline at end of file
+void wxStatusBar95::SetMinHeight(int height)
+{
+ SendMessage(GetHwnd(), SB_SETMINHEIGHT, height + 2*GetBorderY(), 0);
+
+ // have to send a (dummy) WM_SIZE to redraw it now
+ SendMessage(GetHwnd(), WM_SIZE, 0, 0);
+}
+
+bool wxStatusBar95::GetFieldRect(int i, wxRect& rect) const
+{
+ wxCHECK_MSG( (i >= 0) && (i < m_nFields), FALSE,
+ _T("invalid statusbar field index") );
+
+ RECT r;
+ if ( !::SendMessage(GetHwnd(), SB_GETRECT, i, (LPARAM)&r) )
+ {
+ wxLogLastError(wxT("SendMessage(SB_GETRECT)"));
+ }
+
+ wxCopyRECTToRect(r, rect);
+
+ return TRUE;
+}
+
+void wxStatusBar95::DoMoveWindow(int x, int y, int width, int height)
+{
+ // the status bar wnd proc must be forwarded the WM_SIZE message whenever
+ // the stat bar position/size is changed because it normally positions the
+ // control itself along bottom or top side of the parent window - failing
+ // to do so will result in nasty visual effects
+ FORWARD_WM_SIZE(GetHwnd(), SIZE_RESTORED, x, y, SendMessage);
+
+ // but now, when the standard status bar wnd proc did all it wanted to do,
+ // move the status bar to its correct location - usually this call may be
+ // omitted because for normal status bars (positioned along the bottom
+ // edge) the position is already set correctly, but if the user wants to
+ // position them in some exotic location, this is really needed
+ wxWindow::DoMoveWindow(x, y, width, height);
+
+ // adjust fields widths to the new size
+ SetFieldsWidth();
+}
+
+#endif // __WIN95__ && wxUSE_NATIVE_STATUSBAR
+
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