dfd03f5fee
Optimize calling SetLabel() with the same label as the current one, this seems to happen quite often in practice and results in flicker, so check for it explicitly.
121 lines
3.2 KiB
C++
121 lines
3.2 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/motif/stattext.cpp
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// Purpose: wxStaticText
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// Author: Julian Smart
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// Modified by:
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// Created: 04/01/98
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// Copyright: (c) Julian Smart
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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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#if wxUSE_STATTEXT
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#include "wx/stattext.h"
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#ifdef __VMS__
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#pragma message disable nosimpint
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#endif
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#include <Xm/Label.h>
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#ifdef __VMS__
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#pragma message enable nosimpint
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#endif
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#include "wx/motif/private.h"
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bool wxStaticText::Create(wxWindow *parent, wxWindowID id,
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const wxString& label,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxString& name)
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{
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if( !CreateControl( parent, id, pos, size, style,
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wxDefaultValidator, name ) )
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return false;
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m_labelWidget = (WXWidget) 0;
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PreCreation();
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Widget parentWidget = (Widget) parent->GetClientWidget();
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Widget borderWidget =
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(Widget) wxCreateBorderWidget( (WXWidget)parentWidget, style );
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m_labelWidget =
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XtVaCreateManagedWidget (name.mb_str(),
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xmLabelWidgetClass,
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borderWidget ? borderWidget : parentWidget,
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wxFont::GetFontTag(), m_font.GetFontTypeC(XtDisplay(parentWidget)),
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XmNalignment, ((style & wxALIGN_RIGHT) ? XmALIGNMENT_END :
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((style & wxALIGN_CENTRE) ? XmALIGNMENT_CENTER :
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XmALIGNMENT_BEGINNING)),
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XmNrecomputeSize, ((style & wxST_NO_AUTORESIZE) ? TRUE : FALSE),
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NULL);
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m_mainWidget = borderWidget ? borderWidget : m_labelWidget;
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SetLabel(label);
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wxSize best = GetBestSize();
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if( size.x != -1 ) best.x = size.x;
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if( size.y != -1 ) best.y = size.y;
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PostCreation();
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AttachWidget (parent, m_mainWidget, (WXWidget) NULL,
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pos.x, pos.y, best.x, best.y);
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return true;
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}
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void wxStaticText::SetLabel(const wxString& label)
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{
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if ( label == m_labelOrig )
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return;
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m_labelOrig = label; // save original label
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// Motif does not support ellipsized labels natively
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DoSetLabel(GetEllipsizedLabel());
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}
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// for wxST_ELLIPSIZE_* support:
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wxString wxStaticText::DoGetLabel() const
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{
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XmString label = NULL;
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XtVaGetValues((Widget)m_labelWidget, XmNlabelString, &label, NULL);
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return wxXmStringToString(label);
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}
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void wxStaticText::DoSetLabel(const wxString& str)
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{
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// build our own cleaned label
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wxXmString label_str(RemoveMnemonics(str));
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// This variable means we don't need so many casts later.
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Widget widget = (Widget) m_labelWidget;
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XtVaSetValues(widget,
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XmNlabelString, label_str(),
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XmNlabelType, XmSTRING,
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NULL);
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}
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/*
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FIXME: UpdateLabel() should be called on size events to allow correct
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dynamic ellipsizing of the label
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*/
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wxSize wxStaticText::DoGetBestSize() const
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{
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int w, h;
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GetTextExtent(GetLabelText(), &w, &h, NULL, NULL, NULL);
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return wxSize(w, h);
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}
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#endif // wxUSE_STATTEXT
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