X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6de97a3b945c99fb942209df48be26f43c1b436d..ce336c6d76d8c513487af08857c1cd3cbe806d30:/src/gtk/control.cpp diff --git a/src/gtk/control.cpp b/src/gtk/control.cpp index 61bab59ecf..06eaec261b 100644 --- a/src/gtk/control.cpp +++ b/src/gtk/control.cpp @@ -2,60 +2,281 @@ // Name: control.cpp // Purpose: // Author: Robert Roebling -// Created: 01/02/97 -// Id: -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem +// Id: $Id$ +// Copyright: (c) 1998 Robert Roebling, Julian Smart and Vadim Zeitlin // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ +#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" +#include "wx/fontutil.h" +#include "wx/settings.h" + +#include //----------------------------------------------------------------------------- // wxControl //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxControl,wxWindow) +IMPLEMENT_DYNAMIC_CLASS(wxControl, wxWindow) -wxControl::wxControl(void) +wxControl::wxControl() { - m_needParent = TRUE; + m_needParent = TRUE; } -wxControl::wxControl( wxWindow *parent, wxWindowID id, - const wxPoint &pos, const wxSize &size, - long style, const wxString &name ) : - wxWindow( parent, id, pos, size, style, name ) +bool wxControl::Create( wxWindow *parent, + wxWindowID id, + const wxPoint &pos, + const wxSize &size, + long style, + const wxValidator& validator, + const wxString &name ) { -} + bool ret = wxWindow::Create(parent, id, pos, size, style, name); + +#if wxUSE_VALIDATORS + SetValidator(validator); +#endif -void wxControl::Command( wxCommandEvent &WXUNUSED(event) ) -{ + return ret; } void wxControl::SetLabel( const wxString &label ) { - m_label = ""; - for ( const char *pc = label; *pc != '\0'; pc++ ) { - if ( *pc == '&' ) { - pc++; // skip it + m_label.Empty(); + for ( const wxChar *pc = label; *pc != wxT('\0'); pc++ ) + { + if ( *pc == wxT('&') ) + { + pc++; // skip it #if 0 // it would be unused anyhow for now - kbd interface not done yet - if ( *pc != '&' ) - m_chAccel = *pc; + if ( *pc != wxT('&') ) m_chAccel = *pc; +#endif + } + m_label << *pc; + } + InvalidateBestSize(); +} + +wxString wxControl::GetLabel() const +{ + return m_label; +} + + +wxSize wxControl::DoGetBestSize() const +{ + // Do not return any arbitrary default value... + wxASSERT_MSG( m_widget, wxT("DoGetBestSize called before creation") ); + + GtkRequisition req; + req.width = 2; + req.height = 2; + (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) + (m_widget, &req ); + + wxSize best(req.width, req.height); + CacheBestSize(best); + return best; +} + + +void wxControl::PostCreation(const wxSize& size) +{ + wxWindow::PostCreation(); + + // 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); + + ApplyWidgetStyle(); + SetInitialBestSize(size); +} + + +#ifdef __WXGTK20__ +wxString wxControl::PrepareLabelMnemonics( const wxString &label ) const +{ + //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++) + { + 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("__"); + } + else + { + label2 << label.GetChar(i); + } + } + return label2; +} #endif + + +wxVisualAttributes wxControl::GetDefaultAttributes() const +{ + return GetDefaultAttributesFromGTKWidget(m_widget, + UseGTKStyleBase()); +} + + +#define SHIFT (8*(sizeof(short int)-sizeof(char))) + +// static +wxVisualAttributes +wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget, + bool useBase, + int state) +{ + GtkStyle* style; + wxVisualAttributes attr; + + style = gtk_rc_get_style(widget); + if (!style) + style = gtk_widget_get_default_style(); + + if (!style) + { + return wxWindow::GetClassDefaultAttributes(wxWINDOW_VARIANT_NORMAL); } - m_label << *pc; - } + if (state == -1) + state = GTK_STATE_NORMAL; + + // get the style's colours + attr.colFg = wxColour(style->fg[state].red >> SHIFT, + style->fg[state].green >> SHIFT, + style->fg[state].blue >> SHIFT); + if (useBase) + attr.colBg = wxColour(style->base[state].red >> SHIFT, + style->base[state].green >> SHIFT, + style->base[state].blue >> SHIFT); + else + attr.colBg = wxColour(style->bg[state].red >> SHIFT, + style->bg[state].green >> SHIFT, + style->bg[state].blue >> SHIFT); + + // get the style's font +#ifdef __WXGTK20__ + if ( !style->font_desc ) + style = gtk_widget_get_default_style(); + if ( style && style->font_desc ) + { + wxNativeFontInfo info; + info.description = pango_font_description_copy(style->font_desc); + attr.font = wxFont(info); + } + else + { + 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); + } +#else + // TODO: isn't there a way to get a standard gtk 1.2 font? + attr.font = wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL ); +#endif + + return attr; +} + + +//static +wxVisualAttributes +wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* (*widget_new)(void), + bool useBase, + int state) +{ + wxVisualAttributes attr; + // NB: we need toplevel window so that GTK+ can find the right style + GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL); + GtkWidget* widget = widget_new(); + gtk_container_add(GTK_CONTAINER(wnd), widget); + attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state); + gtk_widget_destroy(wnd); + return attr; } -wxString wxControl::GetLabel(void) const +//static +wxVisualAttributes +wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* (*widget_new)(const gchar*), + bool useBase, + int state) { - return m_label; + wxVisualAttributes attr; + // NB: we need toplevel window so that GTK+ can find the right style + GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL); + GtkWidget* widget = widget_new(""); + gtk_container_add(GTK_CONTAINER(wnd), widget); + attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state); + gtk_widget_destroy(wnd); + return attr; } +//static +wxVisualAttributes +wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* (*widget_new)(GtkAdjustment*), + bool useBase, + int state) +{ + wxVisualAttributes attr; + // NB: we need toplevel window so that GTK+ can find the right style + GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL); + GtkWidget* widget = widget_new(NULL); + gtk_container_add(GTK_CONTAINER(wnd), widget); + attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state); + gtk_widget_destroy(wnd); + return attr; +} + +#endif // wxUSE_CONTROLS