/////////////////////////////////////////////////////////////////////////////
-// Name: stattext.cpp
+// Name: src/msw/stattext.cpp
// Purpose: wxStaticText
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "stattext.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#if wxUSE_STATTEXT
+#include "wx/stattext.h"
+
#ifndef WX_PRECOMP
-#include "wx/event.h"
-#include "wx/app.h"
-#include "wx/brush.h"
+ #include "wx/event.h"
+ #include "wx/app.h"
+ #include "wx/brush.h"
+ #include "wx/dcclient.h"
+ #include "wx/settings.h"
#endif
-#include "wx/stattext.h"
#include "wx/msw/private.h"
-#include <stdio.h>
-
-IMPLEMENT_DYNAMIC_CLASS(wxStaticText, wxControl)
-bool wxStaticText::Create(wxWindow *parent, wxWindowID id,
- const wxString& label,
- const wxPoint& pos,
- const wxSize& size,
- long style,
- const wxString& name)
+bool wxStaticText::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxString& label,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString& name)
{
- SetName(name);
- if (parent) parent->AddChild(this);
-
- SetBackgroundColour(parent->GetBackgroundColour()) ;
- SetForegroundColour(parent->GetForegroundColour()) ;
-
- if ( id == -1 )
- m_windowId = (int)NewControlId();
- else
- m_windowId = id;
-
- int x = pos.x;
- int y = pos.y;
- int width = size.x;
- int height = size.y;
-
- m_windowStyle = style;
-
- long msStyle = WS_CHILD | WS_VISIBLE;
-
- if ( m_windowStyle & wxCLIP_SIBLINGS )
- msStyle |= WS_CLIPSIBLINGS;
- if (m_windowStyle & wxALIGN_CENTRE)
- msStyle |= SS_CENTER;
- else if (m_windowStyle & wxALIGN_RIGHT)
- msStyle |= SS_RIGHT;
- else
- msStyle |= SS_LEFT;
-
- // Even with extended styles, need to combine with WS_BORDER
- // for them to look right.
- if ( wxStyleHasBorder(m_windowStyle) )
- msStyle |= WS_BORDER;
-
- m_hWnd = (WXHWND)::CreateWindowEx(MakeExtendedStyle(m_windowStyle), wxT("STATIC"), (const wxChar *)label,
- msStyle,
- 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
- wxGetInstance(), NULL);
-
- wxCHECK_MSG( m_hWnd, FALSE, wxT("Failed to create static ctrl") );
-
-#if wxUSE_CTL3D
-/*
- if (!(GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS))
- Ctl3dSubclassCtl(static_item);
-*/
-#endif
+ if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
+ return false;
+
+ if ( !MSWCreateControl(wxT("STATIC"), wxEmptyString, pos, size) )
+ return false;
- SubclassWin(m_hWnd);
+ // we set the label here and not through MSWCreateControl() because we
+ // need to do many operation on it for ellipsization&markup support
+ SetLabel(label);
- wxControl::SetFont(parent->GetFont());
- SetSize(x, y, width, height);
+ // as we didn't pass the correct label to MSWCreateControl(), it didn't set
+ // the initial size correctly -- do it now
+ InvalidateBestSize();
+ SetInitialSize(size);
- return TRUE;
+ // NOTE: if the label contains ampersand characters which are interpreted as
+ // accelerators, they will be rendered (at least on WinXP) only if the
+ // static text is placed inside a window class which correctly handles
+ // focusing by TAB traversal (e.g. wxPanel).
+
+ return true;
}
-wxSize wxStaticText::DoGetBestSize() const
+WXDWORD wxStaticText::MSWGetStyle(long style, WXDWORD *exstyle) const
{
- wxString text(wxGetWindowText(GetHWND()));
-
- int widthTextMax = 0, widthLine,
- heightTextTotal = 0, heightLineDefault = 0, heightLine = 0;
-
- wxString curLine;
- for ( const wxChar *pc = text; ; pc++ ) {
- if ( *pc == wxT('\n') || *pc == wxT('\0') ) {
- if ( !curLine ) {
- // we can't use GetTextExtent - it will return 0 for both width
- // and height and an empty line should count in height
- // calculation
- if ( !heightLineDefault )
- heightLineDefault = heightLine;
- if ( !heightLineDefault )
- GetTextExtent(_T("W"), NULL, &heightLineDefault);
-
- heightTextTotal += heightLineDefault;
- }
- else {
- GetTextExtent(curLine, &widthLine, &heightLine);
- if ( widthLine > widthTextMax )
- widthTextMax = widthLine;
- heightTextTotal += heightLine;
- }
-
- if ( *pc == wxT('\n') ) {
- curLine.Empty();
- }
- else {
- // the end of string
- break;
- }
- }
- else {
- curLine += *pc;
- }
+ WXDWORD msStyle = wxControl::MSWGetStyle(style, exstyle);
+
+ // translate the alignment flags to the Windows ones
+ //
+ // note that both wxALIGN_LEFT and SS_LEFT are equal to 0 so we shouldn't
+ // test for them using & operator
+ if ( style & wxALIGN_CENTRE )
+ msStyle |= SS_CENTER;
+ else if ( style & wxALIGN_RIGHT )
+ msStyle |= SS_RIGHT;
+ else
+ msStyle |= SS_LEFT;
+
+#ifdef SS_ENDELLIPSIS
+ // this style is necessary to receive mouse events
+ // Win NT and later have the SS_ENDELLIPSIS style which is useful to us:
+ if (wxGetOsVersion() == wxOS_WINDOWS_NT)
+ {
+ // for now, add the SS_ENDELLIPSIS style if wxST_ELLIPSIZE_END is given;
+ // we may need to remove it later in ::SetLabel() if the given label
+ // has newlines
+ if ( style & wxST_ELLIPSIZE_END )
+ msStyle |= SS_ENDELLIPSIS;
}
+#endif // SS_ENDELLIPSIS
+
+ msStyle |= SS_NOTIFY;
+
+ return msStyle;
+}
+
+wxSize wxStaticText::DoGetBestClientSize() const
+{
+ wxClientDC dc(const_cast<wxStaticText *>(this));
+ wxFont font(GetFont());
+ if (!font.IsOk())
+ font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
+
+ dc.SetFont(font);
+
+ wxCoord widthTextMax, heightTextTotal;
+ dc.GetMultiLineTextExtent(GetLabelText(), &widthTextMax, &heightTextTotal);
+
+#ifdef __WXWINCE__
+ if ( widthTextMax )
+ widthTextMax += 2;
+#endif // __WXWINCE__
+
+ // It looks like the static control needs "slightly" more vertical space
+ // than the character height and while the text isn't actually truncated if
+ // we use just the minimal height, it is positioned differently than when
+ // the control has enough space and this result in the text in edit and
+ // static controls not being aligned when the controls themselves are. As
+ // this is something you really should be able to count on, increase the
+ // space allocated for the control so that the base lines do align
+ // correctly. Notice that while the above is true at least for the single
+ // line controls, there doesn't seem to do any harm to allocate two extra
+ // pixels in multi-line case neither so do it always for consistency.
+ //
+ // I still have no idea why exactly is this needed nor why should we use 2
+ // and not something else. This seems to work in all the configurations
+ // though (small/large fonts, different OS versions, ...) so just hard code
+ // it for now. If we need something better later it might be worth looking
+ // at the height of the text control returned by ::GetComboBoxInfo() as it
+ // seems to be the "minimal acceptable" height.
+ heightTextTotal += 2;
return wxSize(widthTextMax, heightTextTotal);
}
+void wxStaticText::DoSetSize(int x, int y, int w, int h, int sizeFlags)
+{
+ // note: we first need to set the size and _then_ call UpdateLabel
+ wxStaticTextBase::DoSetSize(x, y, w, h, sizeFlags);
+
+#ifdef SS_ENDELLIPSIS
+ // do we need to ellipsize the contents?
+ long styleReal = ::GetWindowLong(GetHwnd(), GWL_STYLE);
+ if ( !(styleReal & SS_ENDELLIPSIS) )
+ {
+ // we don't have SS_ENDELLIPSIS style:
+ // we need to (eventually) do ellipsization ourselves
+ UpdateLabel();
+ }
+ //else: we don't or the OS will do it for us
+#endif // SS_ENDELLIPSIS
+
+ // we need to refresh the window after changing its size as the standard
+ // control doesn't always update itself properly
+ Refresh();
+}
+
void wxStaticText::SetLabel(const wxString& label)
{
- SetWindowText(GetHwnd(), label);
+#ifdef SS_ENDELLIPSIS
+ long styleReal = ::GetWindowLong(GetHwnd(), GWL_STYLE);
+ if ( HasFlag(wxST_ELLIPSIZE_END) &&
+ wxGetOsVersion() == wxOS_WINDOWS_NT )
+ {
+ // adding SS_ENDELLIPSIS or SS_ENDELLIPSIS "disables" the correct
+ // newline handling in static texts: the newlines in the labels are
+ // shown as square. Thus we don't use it even on newer OS when
+ // the static label contains a newline.
+ if ( label.Contains(wxT('\n')) )
+ styleReal &= ~SS_ENDELLIPSIS;
+ else
+ styleReal |= SS_ENDELLIPSIS;
+
+ ::SetWindowLong(GetHwnd(), GWL_STYLE, styleReal);
+ }
+ else // style not supported natively
+ {
+ styleReal &= ~SS_ENDELLIPSIS;
+ ::SetWindowLong(GetHwnd(), GWL_STYLE, styleReal);
+ }
+#endif // SS_ENDELLIPSIS
+
+ // save the label in m_labelOrig with both the markup (if any) and
+ // the mnemonics characters (if any)
+ m_labelOrig = label;
+
+#ifdef SS_ENDELLIPSIS
+ if ( styleReal & SS_ENDELLIPSIS )
+ DoSetLabel(GetLabel());
+ else
+#endif // SS_ENDELLIPSIS
+ DoSetLabel(GetEllipsizedLabel());
// adjust the size of the window to fit to the label unless autoresizing is
// disabled
- if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
+ if ( !HasFlag(wxST_NO_AUTORESIZE) &&
+ !IsEllipsized() ) // if ellipsize is ON, then we don't want to get resized!
{
- DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
+ InvalidateBestSize();
+ DoSetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, wxDefaultCoord,
+ wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
}
}
-
bool wxStaticText::SetFont(const wxFont& font)
{
bool ret = wxControl::SetFont(font);
// adjust the size of the window to fit to the label unless autoresizing is
// disabled
- if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
+ if ( !HasFlag(wxST_NO_AUTORESIZE) )
{
- DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
+ InvalidateBestSize();
+ DoSetSize(wxDefaultCoord, wxDefaultCoord, wxDefaultCoord, wxDefaultCoord,
+ wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
}
return ret;
}
+// for wxST_ELLIPSIZE_* support:
-long wxStaticText::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
+wxString wxStaticText::DoGetLabel() const
{
- // Ensure that static items get messages. Some controls don't like this
- // message to be intercepted (e.g. RichEdit), hence the tests.
- if (nMsg == WM_NCHITTEST)
- return (long)HTCLIENT;
+ return wxGetWindowText(GetHwnd());
+}
- return wxWindow::MSWWindowProc(nMsg, wParam, lParam);
+void wxStaticText::DoSetLabel(const wxString& str)
+{
+ SetWindowText(GetHwnd(), str.c_str());
}
+
#endif // wxUSE_STATTEXT
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