X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/edccf4281bc8fbb9d8151240ba5b208339c9ac11..3d1b41968fcc7b49610de3c8ce81040b3a3096a8:/src/msw/statbr95.cpp?ds=sidebyside diff --git a/src/msw/statbr95.cpp b/src/msw/statbr95.cpp index e6a2d6dbdb..a3c3bdb670 100644 --- a/src/msw/statbr95.cpp +++ b/src/msw/statbr95.cpp @@ -2,7 +2,7 @@ // 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 @@ -27,29 +27,29 @@ #include "wx/dcclient.h" #endif -#ifdef __WIN95__ +#if defined(__WIN95__) && wxUSE_NATIVE_STATUSBAR +#include "wx/intl.h" #include "wx/log.h" -#include "wx/generic/statusbr.h" -#include "wx/msw/statbr95.h" +#include "wx/statusbr.h" #include "wx/msw/private.h" #include -#if !defined(__GNUWIN32__) || defined(__TWIN32__) -#include +#if !(defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) + #include #endif -#if wxUSE_NATIVE_STATUSBAR +// ---------------------------------------------------------------------------- +// wxWindows macros +// ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxStatusBar95, wxStatusBar); +IMPLEMENT_DYNAMIC_CLASS(wxStatusBar95, wxWindow); +IMPLEMENT_DYNAMIC_CLASS(wxStatusBar, wxStatusBar95) - BEGIN_EVENT_TABLE(wxStatusBar95, wxStatusBar) +BEGIN_EVENT_TABLE(wxStatusBar95, wxWindow) EVT_SIZE(wxStatusBar95::OnSize) - END_EVENT_TABLE() -#endif //USE_SHARED_LIBRARY - +END_EVENT_TABLE() // ---------------------------------------------------------------------------- // macros @@ -61,7 +61,26 @@ #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)(LPTSTR)s)) -#define hwnd ((HWND)m_hWnd) +// ---------------------------------------------------------------------------- +// +// ---------------------------------------------------------------------------- + +// static WNDPROC gs_wndprocStatBar = NULL; +static WXFARPROC gs_wndprocStatBar = (WXFARPROC) NULL; + +LRESULT APIENTRY wxStatusBarProc(HWND hwnd, + UINT message, + WPARAM wParam, + LPARAM lParam) +{ + if ( message == WM_COMMAND ) + { + wxStatusBar95 *sb = (wxStatusBar95 *)GetWindowLong(hwnd, GWL_USERDATA); + sb->MSWWindowProc(message, wParam, lParam); + } + + return ::CallWindowProc(CASTWNDPROC gs_wndprocStatBar, hwnd, message, wParam, lParam); +} // ============================================================================ // implementation @@ -78,37 +97,50 @@ wxStatusBar95::wxStatusBar95() 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); -} + SetName(name); + SetParent(parent); + + if (id == -1) + m_windowId = NewControlId(); + else + m_windowId = id; + + DWORD wstyle = WS_CHILD | WS_VISIBLE; + if ( style & wxST_SIZEGRIP ) + wstyle |= SBARS_SIZEGRIP; + + m_hWnd = (WXHWND)CreateStatusWindow(wstyle, + wxEmptyString, + GetHwndOf(parent), + m_windowId); + if ( m_hWnd == 0 ) + { + wxLogSysError(_("Failed to create a status bar.")); + + return FALSE; + } -bool wxStatusBar95::Create(wxWindow *parent, wxWindowID id, long style) -{ - SetParent(parent); - - if (id == -1) - m_windowId = NewControlId(); - else - m_windowId = id; - - DWORD wstyle = WS_CHILD | WS_VISIBLE; - if ( style & wxST_SIZEGRIP ) - wstyle |= SBARS_SIZEGRIP; - - m_hWnd = (WXHWND)CreateStatusWindow(wstyle, - _T(""), - (HWND)parent->GetHWND(), - m_windowId); - if ( m_hWnd == 0 ) { - wxLogSysError(_T("can't create status bar window")); - return FALSE; - } + // for some reason, subclassing in the usual way doesn't work at all - many + // strange things start happening (status bar is not positioned correctly, + // all methods fail...) + // SubclassWin(m_hWnd); - // this doesn't work: display problems (white 1-2 pixel borders...) - // SubclassWin(m_hWnd); + // but we want to process the messages from it still, so must subclass it + gs_wndprocStatBar = (WXFARPROC)GetWindowLong(GetHwnd(), GWL_WNDPROC); + SetWindowLong(GetHwnd(), GWL_WNDPROC, (LONG)wxStatusBarProc); + SetWindowLong(GetHwnd(), GWL_USERDATA, (LONG)this); - return TRUE; + return TRUE; +} + +wxStatusBar95::~wxStatusBar95() +{ + delete [] m_statusWidths; } void wxStatusBar95::CopyFieldsWidth(const int widths[]) @@ -126,9 +158,10 @@ void wxStatusBar95::CopyFieldsWidth(const int widths[]) } } -void wxStatusBar95::SetFieldsCount(int nFields, const int widths[]) +void wxStatusBar95::SetFieldsCount(int nFields, const int *widths) { - wxASSERT( (nFields > 0) && (nFields < 255) ); + // this is Windows limitation + wxASSERT_MSG( (nFields > 0) && (nFields < 255), _T("too many fields") ); m_nFields = nFields; @@ -138,8 +171,7 @@ void wxStatusBar95::SetFieldsCount(int nFields, const 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(); @@ -147,89 +179,137 @@ void wxStatusBar95::SetStatusWidths(int n, const int widths[]) 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) * 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]; - } - - 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) ) { - wxLogLastError(_T("StatusBar_SetParts")); - } + 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) ) { - wxLogLastError(_T("StatusBar_SetText")); + 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 > -1) && (nField < m_nFields) ); + wxCHECK_MSG( (nField >= 0) && (nField < m_nFields), wxEmptyString, + _T("invalid statusbar field index") ); - wxString str(_T("")); - int len = StatusBar_GetTextLen(hwnd, nField); + wxString str; + int len = StatusBar_GetTextLen(GetHwnd(), nField); if (len > 0) { - StatusBar_GetText(hwnd, nField, str.GetWriteBuf(len)); - str.UngetWriteBuf(); + StatusBar_GetText(GetHwnd(), nField, str.GetWriteBuf(len)); + str.UngetWriteBuf(); } return str; } +int wxStatusBar95::GetBorderX() const +{ + int aBorders[3]; + SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)aBorders); + + return aBorders[0]; +} + +int wxStatusBar95::GetBorderY() const +{ + int aBorders[3]; + SendMessage(GetHwnd(), SB_GETBORDERS, 0, (LPARAM)aBorders); + + return aBorders[1]; +} + +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("SendMessage(SB_GETRECT)"); + } + + wxCopyRECTToRect(r, rect); + + return TRUE; +} + void wxStatusBar95::OnSize(wxSizeEvent& event) { - FORWARD_WM_SIZE(hwnd, SIZE_RESTORED, event.GetSize().x, event.GetSize().y, + FORWARD_WM_SIZE(GetHwnd(), SIZE_RESTORED, + event.GetSize().x, event.GetSize().y, SendMessage); // adjust fields widths to the new size SetFieldsWidth(); } -#endif // wxUSE_NATIVE_STATUSBAR +#endif // __WIN95__ && wxUSE_NATIVE_STATUSBAR -#else - #error "wxStatusBar95 is only available under Windows 95 and later." -#endif // __WIN95__ -