X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/eaafd2f8b7acf211feb30c86db037fffe22ee565..0d1903dbda864780eec30efdc4e91776bdbfd21b:/src/gtk/control.cpp diff --git a/src/gtk/control.cpp b/src/gtk/control.cpp index 8801219ee3..b63b370645 100644 --- a/src/gtk/control.cpp +++ b/src/gtk/control.cpp @@ -1,33 +1,43 @@ ///////////////////////////////////////////////////////////////////////////// -// 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 ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "control.h" -#endif - -#include "wx/defs.h" +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.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 +#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, @@ -39,7 +49,7 @@ bool wxControl::Create( wxWindow *parent, const wxString &name ) { bool ret = wxWindow::Create(parent, id, pos, size, style, name); - + #if wxUSE_VALIDATORS SetValidator(validator); #endif @@ -47,83 +57,301 @@ bool wxControl::Create( wxWindow *parent, 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); +} + +void wxControl::GTKFrameSetMnemonicWidget(GtkFrame* w, GtkWidget* widget) +{ + 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); } -wxString wxControl::PrepareLabelMnemonics( const wxString &label ) const +/* 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 { - //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++) + 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(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; } -#endif // wxUSE_CONTROLS +// 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 + 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