/////////////////////////////////////////////////////////////////////////////
-// Name: control.cpp
-// Purpose:
+// Name: src/gtk/control.cpp
+// Purpose: wxControl implementation for wxGTK
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling, Julian Smart and Vadim Zeitlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "control.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
-#include "wx/defs.h"
-
#if wxUSE_CONTROLS
#include "wx/control.h"
+#ifndef WX_PRECOMP
+ #include "wx/log.h"
+ #include "wx/settings.h"
+#endif
+
+#include "wx/fontutil.h"
+#include "wx/utils.h"
+#include "wx/sysopt.h"
+
#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/mnemonics.h"
+
+// ============================================================================
+// wxControl implementation
+// ============================================================================
-//-----------------------------------------------------------------------------
-// wxControl
-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// wxControl creation
+// ----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxControl, wxWindow)
wxControl::wxControl()
{
- m_needParent = TRUE;
}
bool wxControl::Create( wxWindow *parent,
const wxString &name )
{
bool ret = wxWindow::Create(parent, id, pos, size, style, name);
-
+
#if wxUSE_VALIDATORS
SetValidator(validator);
#endif
return ret;
}
-void wxControl::SetLabel( const wxString &label )
+#ifdef __WXGTK3__
+bool wxControl::SetFont(const wxFont& font)
{
- m_label.Empty();
- for ( const wxChar *pc = label; *pc != wxT('\0'); pc++ )
+ const bool changed = base_type::SetFont(font);
+ if (changed && !gtk_widget_get_realized(m_widget))
{
- if ( *pc == wxT('&') )
- {
- pc++; // skip it
-#if 0 // it would be unused anyhow for now - kbd interface not done yet
- if ( *pc != wxT('&') ) m_chAccel = *pc;
+ // GTK defers sending "style-updated" until widget is realized, but
+ // GetBestSize() won't compute correct result until the signal is sent,
+ // so we have to do it now
+ g_signal_emit_by_name(m_widget, "style-updated");
+ }
+ return changed;
+}
+#endif
+
+wxSize wxControl::DoGetBestSize() const
+{
+ // Do not return any arbitrary default value...
+ wxASSERT_MSG( m_widget, wxT("DoGetBestSize called before creation") );
+
+ wxSize best;
+ if (m_wxwindow)
+ {
+ // this is not a native control, size_request is likely to be (0,0)
+ best = wxControlBase::DoGetBestSize();
+ }
+ else
+ {
+ best = GTKGetPreferredSize(m_widget);
+ }
+
+ return best;
+}
+
+void wxControl::PostCreation(const wxSize& size)
+{
+ wxWindow::PostCreation();
+
+#ifndef __WXGTK3__
+ // NB: GetBestSize needs to know the style, otherwise it will assume
+ // default font and if the user uses a different font, determined
+ // best size will be different (typically, smaller) than the desired
+ // size. This call ensure that a style is available at the time
+ // GetBestSize is called.
+ gtk_widget_ensure_style(m_widget);
#endif
+
+ SetInitialSize(size);
+}
+
+// ----------------------------------------------------------------------------
+// Work around a GTK+ bug whereby button is insensitive after being
+// enabled
+// ----------------------------------------------------------------------------
+
+// Fix sensitivity due to bug in GTK+ < 2.14
+void wxControl::GTKFixSensitivity(bool WXUNUSED_IN_GTK3(onlyIfUnderMouse))
+{
+#ifndef __WXGTK3__
+ if (gtk_check_version(2,14,0)
+#if wxUSE_SYSTEM_OPTIONS
+ && (wxSystemOptions::GetOptionInt(wxT("gtk.control.disable-sensitivity-fix")) != 1)
+#endif
+ )
+ {
+ if (!onlyIfUnderMouse || GetScreenRect().Contains(wxGetMousePosition()))
+ {
+ Hide();
+ Show();
}
- m_label << *pc;
}
+#endif
}
-wxString wxControl::GetLabel() const
+// ----------------------------------------------------------------------------
+// wxControl dealing with labels
+// ----------------------------------------------------------------------------
+
+void wxControl::GTKSetLabelForLabel(GtkLabel *w, const wxString& label)
{
- return m_label;
+ const wxString labelGTK = GTKConvertMnemonics(label);
+ gtk_label_set_text_with_mnemonic(w, wxGTK_CONV(labelGTK));
}
+#if wxUSE_MARKUP
-wxSize wxControl::DoGetBestSize() const
+void wxControl::GTKSetLabelWithMarkupForLabel(GtkLabel *w, const wxString& label)
{
- // Do not return any arbitrary default value...
- wxASSERT_MSG( m_widget, wxT("DoGetBestSize called before creation") );
+ const wxString labelGTK = GTKConvertMnemonicsWithMarkup(label);
+ gtk_label_set_markup_with_mnemonic(w, wxGTK_CONV(labelGTK));
+}
- GtkRequisition req;
- req.width = 2;
- req.height = 2;
- (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
- (m_widget, &req );
+#endif // wxUSE_MARKUP
- return wxSize(req.width, req.height);
+// ----------------------------------------------------------------------------
+// GtkFrame helpers
+//
+// GtkFrames do in fact support mnemonics in GTK2+ but not through
+// gtk_frame_set_label, rather you need to use a custom label widget
+// instead (idea gleaned from the native gtk font dialog code in GTK)
+// ----------------------------------------------------------------------------
+
+GtkWidget* wxControl::GTKCreateFrame(const wxString& label)
+{
+ const wxString labelGTK = GTKConvertMnemonics(label);
+ GtkWidget* labelwidget = gtk_label_new_with_mnemonic(wxGTK_CONV(labelGTK));
+ gtk_widget_show(labelwidget); // without this it won't show...
+
+ GtkWidget* framewidget = gtk_frame_new(NULL);
+ gtk_frame_set_label_widget(GTK_FRAME(framewidget), labelwidget);
+
+ return framewidget; // note that the label is already set so you'll
+ // only need to call wxControl::SetLabel afterwards
+}
+
+void wxControl::GTKSetLabelForFrame(GtkFrame *w, const wxString& label)
+{
+ wxControlBase::SetLabel(label);
+
+ GtkLabel* labelwidget = GTK_LABEL(gtk_frame_get_label_widget(w));
+ GTKSetLabelForLabel(labelwidget, label);
+}
+
+void wxControl::GTKFrameApplyWidgetStyle(GtkFrame* w, GtkRcStyle* style)
+{
+ GTKApplyStyle(GTK_WIDGET(w), style);
+ GTKApplyStyle(gtk_frame_get_label_widget(w), style);
}
-#ifdef __WXGTK20__
-wxString wxControl::PrepareLabelMnemonics( const wxString &label ) const
+void wxControl::GTKFrameSetMnemonicWidget(GtkFrame* w, GtkWidget* widget)
{
- //Format mnemonics properly for GTK2. This can be called from GTK1.x, but
- //it's not very useful because mnemonics don't exist prior to GTK2.
- wxString label2;
- for (size_t i = 0; i < label.Len(); i++)
+ GtkLabel* labelwidget = GTK_LABEL(gtk_frame_get_label_widget(w));
+
+ gtk_label_set_mnemonic_widget(labelwidget, widget);
+}
+
+// ----------------------------------------------------------------------------
+// worker function implementing GTK*Mnemonics() functions
+// ----------------------------------------------------------------------------
+
+/* static */
+wxString wxControl::GTKRemoveMnemonics(const wxString& label)
+{
+ return wxGTKRemoveMnemonics(label);
+}
+
+/* static */
+wxString wxControl::GTKConvertMnemonics(const wxString& label)
+{
+ return wxConvertMnemonicsToGTK(label);
+}
+
+/* static */
+wxString wxControl::GTKConvertMnemonicsWithMarkup(const wxString& label)
+{
+ return wxConvertMnemonicsToGTKMarkup(label);
+}
+
+// ----------------------------------------------------------------------------
+// wxControl styles (a.k.a. attributes)
+// ----------------------------------------------------------------------------
+
+wxVisualAttributes wxControl::GetDefaultAttributes() const
+{
+ return GetDefaultAttributesFromGTKWidget(m_widget,
+ UseGTKStyleBase());
+}
+
+// static
+wxVisualAttributes
+wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
+ bool WXUNUSED_IN_GTK3(useBase),
+ int state)
+{
+ wxVisualAttributes attr;
+
+ GtkWidget* tlw = NULL;
+ if (gtk_widget_get_parent(widget) == NULL)
{
- if (label.GetChar(i) == wxT('&'))
- {
- //Mnemonic escape sequence "&&" is a literal "&" in the output.
- if (label.GetChar(i + 1) == wxT('&'))
- {
- label2 << wxT('&');
- i++;
- }
- //Handle special case of "&_" (i.e. "_" is the mnemonic).
- //FIXME - Is it possible to use "_" as a GTK mnemonic? Just use a
- //dash for now.
- else if (label.GetChar(i + 1) == wxT('_'))
- {
- label2 << wxT("_-");
- i++;
- }
- //Replace WX mnemonic indicator "&" with GTK indicator "_".
- else
- {
- label2 << wxT('_');
- }
- }
- else if (label.GetChar(i) == wxT('_'))
- {
- //Escape any underlines in the string so GTK doesn't use them.
- label2 << wxT("__");
- }
+ tlw = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ gtk_container_add(GTK_CONTAINER(tlw), widget);
+ }
+
+#ifdef __WXGTK3__
+ GtkStateFlags stateFlag = GTK_STATE_FLAG_NORMAL;
+ if (state)
+ {
+ wxASSERT(state == GTK_STATE_ACTIVE);
+ stateFlag = GTK_STATE_FLAG_ACTIVE;
+ }
+ GtkStyleContext* sc = gtk_widget_get_style_context(widget);
+ GdkRGBA c;
+ gtk_style_context_get_color(sc, stateFlag, &c);
+ attr.colFg = wxColour(c);
+ gtk_style_context_get_background_color(sc, stateFlag, &c);
+ attr.colBg = wxColour(c);
+ wxNativeFontInfo info;
+ info.description = const_cast<PangoFontDescription*>(gtk_style_context_get_font(sc, stateFlag));
+ attr.font = wxFont(info);
+ info.description = NULL;
+#else
+ GtkStyle* style;
+
+ style = gtk_rc_get_style(widget);
+ if (!style)
+ style = gtk_widget_get_default_style();
+
+ if (style)
+ {
+ // get the style's colours
+ attr.colFg = wxColour(style->fg[state]);
+ if (useBase)
+ attr.colBg = wxColour(style->base[state]);
else
+ attr.colBg = wxColour(style->bg[state]);
+
+ // get the style's font
+ if (!style->font_desc)
+ style = gtk_widget_get_default_style();
+ if (style && style->font_desc)
{
- label2 << label.GetChar(i);
+ wxNativeFontInfo info;
+ info.description = style->font_desc;
+ attr.font = wxFont(info);
+ info.description = NULL;
}
}
- return label2;
+ else
+ attr = wxWindow::GetClassDefaultAttributes(wxWINDOW_VARIANT_NORMAL);
+#endif
+
+ if (!attr.font.IsOk())
+ {
+ GtkSettings *settings = gtk_settings_get_default();
+ gchar *font_name = NULL;
+ g_object_get ( settings,
+ "gtk-font-name",
+ &font_name,
+ NULL);
+ if (!font_name)
+ attr.font = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT );
+ else
+ attr.font = wxFont(wxString::FromAscii(font_name));
+ g_free (font_name);
+ }
+
+ if (tlw)
+ gtk_widget_destroy(tlw);
+
+ return attr;
}
+
+// This is not the same as GetBestSize() because that size may have
+// been recalculated and cached by us. We want GTK+ information.
+wxSize wxControl::GTKGetPreferredSize(GtkWidget* widget) const
+{
+ GtkRequisition req;
+#ifdef __WXGTK3__
+ gtk_widget_get_preferred_size(widget, NULL, &req);
+#else
+ GTK_WIDGET_GET_CLASS(widget)->size_request(widget, &req);
#endif
-#endif // wxUSE_CONTROLS
+ return wxSize(req.width, req.height);
+}
+wxPoint wxControl::GTKGetEntryMargins(GtkEntry* entry) const
+{
+ wxPoint marg(0, 0);
+
+#ifndef __WXGTK3__
+#if GTK_CHECK_VERSION(2,10,0)
+ // The margins we have previously set
+ const GtkBorder* border = gtk_entry_get_inner_border(entry);
+ if ( border )
+ {
+ marg.x = border->left + border->right;
+ marg.y = border->top + border->bottom;
+ }
+#endif // GTK+ 2.10+
+#else // GTK+ 3
+ // Gtk3 does not use inner border, but StyleContext and CSS
+ // TODO: implement it, starting with wxTextEntry::DoSetMargins()
+#endif // GTK+ 2/3
+
+ int x, y;
+ gtk_entry_get_layout_offsets(entry, &x, &y);
+ // inner borders are included. Substract them so we can get other margins
+ x -= marg.x;
+ y -= marg.y;
+ marg.x += 2 * x + 2;
+ marg.y += 2 * y + 2;
+
+ return marg;
+}
+
+
+#endif // wxUSE_CONTROLS
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