X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6de97a3b945c99fb942209df48be26f43c1b436d..14722c43c30918cd8fbba956b50ac3426d2fe339:/src/gtk/control.cpp?ds=sidebyside diff --git a/src/gtk/control.cpp b/src/gtk/control.cpp index 61bab59ecf..40c21e9e15 100644 --- a/src/gtk/control.cpp +++ b/src/gtk/control.cpp @@ -1,61 +1,369 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: control.cpp -// Purpose: +// Name: src/gtk/control.cpp +// Purpose: wxControl implementation for wxGTK // 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__ -#pragma implementation "control.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#if wxUSE_CONTROLS #include "wx/control.h" -//----------------------------------------------------------------------------- -// wxControl -//----------------------------------------------------------------------------- +#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 +// ============================================================================ -IMPLEMENT_DYNAMIC_CLASS(wxControl,wxWindow) +// ---------------------------------------------------------------------------- +// wxControl creation +// ---------------------------------------------------------------------------- -wxControl::wxControl(void) +IMPLEMENT_DYNAMIC_CLASS(wxControl, wxWindow) + +wxControl::wxControl() { - 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 + + return ret; } -void wxControl::Command( wxCommandEvent &WXUNUSED(event) ) +#ifdef __WXGTK3__ +bool wxControl::SetFont(const wxFont& font) { + const bool changed = base_type::SetFont(font); + if (changed && !gtk_widget_get_realized(m_widget)) + { + // 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 -void wxControl::SetLabel( const wxString &label ) +wxSize wxControl::DoGetBestSize() const { - m_label = ""; - for ( const char *pc = label; *pc != '\0'; pc++ ) { - if ( *pc == '&' ) { - pc++; // skip it -#if 0 // it would be unused anyhow for now - kbd interface not done yet - if ( *pc != '&' ) - m_chAccel = *pc; + // 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 + { + GtkRequisition req; +#ifdef __WXGTK3__ + if (gtk_widget_get_request_mode(m_widget) != GTK_SIZE_REQUEST_HEIGHT_FOR_WIDTH) + { + gtk_widget_get_preferred_height(m_widget, NULL, &req.height); + gtk_widget_get_preferred_width_for_height(m_widget, req.height, NULL, &req.width); + } + else + { + gtk_widget_get_preferred_width(m_widget, NULL, &req.width); + gtk_widget_get_preferred_height_for_width(m_widget, req.width, NULL, &req.height); + } +#else + GTK_WIDGET_GET_CLASS(m_widget)->size_request(m_widget, &req); #endif + best.Set(req.width, req.height); } + CacheBestSize(best); + return best; +} + +void wxControl::PostCreation(const wxSize& size) +{ + wxWindow::PostCreation(); - m_label << *pc; - } +#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 + + GTKApplyWidgetStyle(); + SetInitialSize(size); } -wxString wxControl::GetLabel(void) const +// ---------------------------------------------------------------------------- +// 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)) { - return m_label; +#ifndef __WXGTK3__ + if (gtk_check_version(2,14,0) +#if wxUSE_SYSTEM_OPTIONS + && (wxSystemOptions::GetOptionInt(wxT("gtk.control.disable-sensitivity-fix")) != 1) +#endif + ) + { + wxPoint pt = wxGetMousePosition(); + wxRect rect(ClientToScreen(wxPoint(0, 0)), GetSize()); + if (!onlyIfUnderMouse || rect.Contains(pt)) + { + Hide(); + Show(); + } + } +#endif +} + +// ---------------------------------------------------------------------------- +// wxControl dealing with labels +// ---------------------------------------------------------------------------- + +void wxControl::GTKSetLabelForLabel(GtkLabel *w, const wxString& label) +{ + const wxString labelGTK = GTKConvertMnemonics(label); + gtk_label_set_text_with_mnemonic(w, wxGTK_CONV(labelGTK)); } +#if wxUSE_MARKUP +void wxControl::GTKSetLabelWithMarkupForLabel(GtkLabel *w, const wxString& label) +{ + const wxString labelGTK = GTKConvertMnemonicsWithMarkup(label); + gtk_label_set_markup_with_mnemonic(w, wxGTK_CONV(labelGTK)); +} + +#endif // wxUSE_MARKUP + +// ---------------------------------------------------------------------------- +// 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); +} + +/* 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; +#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) + { + return wxWindow::GetClassDefaultAttributes(wxWINDOW_VARIANT_NORMAL); + } + + // 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 ) + { + wxNativeFontInfo info; + info.description = style->font_desc; + attr.font = wxFont(info); + info.description = NULL; + } +#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); + } + + return attr; +} + + +//static +wxVisualAttributes +wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNew_t widget_new, + 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; +} + +//static +wxVisualAttributes +wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromStr_t widget_new, + 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; +} + + +//static +wxVisualAttributes +wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromAdj_t widget_new, + 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