X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/dbcbe229628c7667da2b6257198467d4f09ab28d..3fbba098a22ccaf72fbc640482b94146b374c372:/src/gtk/settings.cpp diff --git a/src/gtk/settings.cpp b/src/gtk/settings.cpp index 36662eb0a5..51f5a3eb08 100644 --- a/src/gtk/settings.cpp +++ b/src/gtk/settings.cpp @@ -1,371 +1,461 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: gtk/settings.cpp +// Name: src/gtk/settings.cpp // Purpose: // Author: Robert Roebling +// Modified by: Mart Raudsepp (GetMetric) // Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - -#ifdef __GNUG__ -#pragma implementation "settings.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" #include "wx/settings.h" -#include "wx/debug.h" -#include "wx/cmndata.h" +#ifndef WX_PRECOMP + #include "wx/toplevel.h" +#endif + +#include "wx/fontutil.h" +#include "wx/fontenum.h" -#include -#include #include +#include "wx/gtk/private/win_gtk.h" +#include "wx/gtk/private/gtk2-compat.h" + +bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom); -extern GdkFont *GtkGetDefaultGuiFont(); - - -/* -#define wxSYS_COLOUR_SCROLLBAR 0 -#define wxSYS_COLOUR_BACKGROUND 1 -#define wxSYS_COLOUR_ACTIVECAPTION 2 -#define wxSYS_COLOUR_INACTIVECAPTION 3 -#define wxSYS_COLOUR_MENU 4 -#define wxSYS_COLOUR_WINDOW 5 -#define wxSYS_COLOUR_WINDOWFRAME 6 -#define wxSYS_COLOUR_MENUTEXT 7 -#define wxSYS_COLOUR_WINDOWTEXT 8 -#define wxSYS_COLOUR_CAPTIONTEXT 9 -#define wxSYS_COLOUR_ACTIVEBORDER 10 -#define wxSYS_COLOUR_INACTIVEBORDER 11 -#define wxSYS_COLOUR_APPWORKSPACE 12 -#define wxSYS_COLOUR_HIGHLIGHT 13 -#define wxSYS_COLOUR_HIGHLIGHTTEXT 14 -#define wxSYS_COLOUR_BTNFACE 15 -#define wxSYS_COLOUR_BTNSHADOW 16 -#define wxSYS_COLOUR_GRAYTEXT 17 -#define wxSYS_COLOUR_BTNTEXT 18 -#define wxSYS_COLOUR_INACTIVECAPTIONTEXT 19 -#define wxSYS_COLOUR_BTNHIGHLIGHT 20 - -#define wxSYS_COLOUR_3DDKSHADOW 21 -#define wxSYS_COLOUR_3DLIGHT 22 -#define wxSYS_COLOUR_INFOTEXT 23 -#define wxSYS_COLOUR_INFOBK 24 - -#define wxSYS_COLOUR_DESKTOP wxSYS_COLOUR_BACKGROUND -#define wxSYS_COLOUR_3DFACE wxSYS_COLOUR_BTNFACE -#define wxSYS_COLOUR_3DSHADOW wxSYS_COLOUR_BTNSHADOW -#define wxSYS_COLOUR_3DHIGHLIGHT wxSYS_COLOUR_BTNHIGHLIGHT -#define wxSYS_COLOUR_3DHILIGHT wxSYS_COLOUR_BTNHIGHLIGHT -#define wxSYS_COLOUR_BTNHILIGHT wxSYS_COLOUR_BTNHIGHLIGHT -*/ - -#define SHIFT (8*(sizeof(short int)-sizeof(char))) - -//wxColour *g_systemWinColour = (wxColour *) NULL; -wxColour *g_systemBtnFaceColour = (wxColour *) NULL; -wxColour *g_systemBtnShadowColour = (wxColour *) NULL; -wxColour *g_systemBtnHighlightColour = (wxColour *) NULL; -wxColour *g_systemHighlightColour = (wxColour *) NULL; -wxColour *g_systemHighlightTextColour = (wxColour *) NULL; -wxColour *g_systemListBoxColour = (wxColour *) NULL; -wxColour *g_systemBtnTextColour = (wxColour *) NULL; - -wxFont *g_systemFont = (wxFont *) NULL; - -void wxSystemSettings::Done() +// ---------------------------------------------------------------------------- +// wxSystemSettings implementation +// ---------------------------------------------------------------------------- + +static wxFont gs_fontSystem; + +static GtkContainer* ContainerWidget() { -// delete g_systemWinColour; - delete g_systemBtnFaceColour; - delete g_systemBtnShadowColour; - delete g_systemBtnHighlightColour; - delete g_systemHighlightColour; - delete g_systemHighlightTextColour; - delete g_systemListBoxColour; - delete g_systemFont; - delete g_systemBtnTextColour; + static GtkContainer* s_widget; + if (s_widget == NULL) + { + s_widget = GTK_CONTAINER(gtk_fixed_new()); + GtkWidget* window = gtk_window_new(GTK_WINDOW_TOPLEVEL); + gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(s_widget)); + } + return s_widget; } -// kind of widget to use in GetColourFromGTKWidget -enum wxGtkWidgetType +extern "C" { +static void style_set(GtkWidget*, GtkStyle*, void*) { - wxGTK_BUTTON, - wxGTK_LIST -}; + gs_fontSystem = wxNullFont; +} +} -// the colour we need -enum wxGtkColourType -{ - wxGTK_FG, - wxGTK_BG, - wxGTK_BASE -}; - -// wxSystemSettings::GetSystemColour() helper: get the colours from a GTK+ -// widget style, return true if we did get them, false to use defaults -static bool GetColourFromGTKWidget(int& red, int& green, int& blue, - wxGtkWidgetType type = wxGTK_BUTTON, - GtkStateType state = GTK_STATE_NORMAL, - wxGtkColourType colour = wxGTK_BG) +static const GtkStyle* ButtonStyle() { - GtkWidget *widget; - switch ( type ) + static GtkWidget* s_widget; + if (s_widget == NULL) { - default: - wxFAIL_MSG( _T("unexpected GTK widget type") ); - // fall through - - case wxGTK_BUTTON: - widget = gtk_button_new(); - break; - - case wxGTK_LIST: - widget = gtk_list_new(); + s_widget = gtk_button_new(); + gtk_container_add(ContainerWidget(), s_widget); + gtk_widget_ensure_style(s_widget); + g_signal_connect(s_widget, "style_set", G_CALLBACK(style_set), NULL); } + return gtk_widget_get_style(s_widget); +} - GtkStyle *def = gtk_rc_get_style( widget ); - if ( !def ) - def = gtk_widget_get_default_style(); - - bool ok; - if ( def ) +static const GtkStyle* ListStyle() +{ + static GtkWidget* s_widget; + if (s_widget == NULL) { - GdkColor *col; - switch ( colour ) - { - default: - wxFAIL_MSG( _T("unexpected GTK colour type") ); - // fall through - - case wxGTK_FG: - col = def->fg; - break; - - case wxGTK_BG: - col = def->bg; - break; - - case wxGTK_BASE: - col = def->base; - break; - } - - red = col[state].red; - green = col[state].green; - blue = col[state].blue; + s_widget = gtk_tree_view_new_with_model( + GTK_TREE_MODEL(gtk_list_store_new(1, G_TYPE_INT))); + gtk_container_add(ContainerWidget(), s_widget); + gtk_widget_ensure_style(s_widget); + } + return gtk_widget_get_style(s_widget); +} - ok = TRUE; +static const GtkStyle* TextCtrlStyle() +{ + static GtkWidget* s_widget; + if (s_widget == NULL) + { + s_widget = gtk_text_view_new(); + gtk_container_add(ContainerWidget(), s_widget); + gtk_widget_ensure_style(s_widget); } - else + return gtk_widget_get_style(s_widget); +} + +static const GtkStyle* MenuItemStyle() +{ + static GtkWidget* s_widget; + if (s_widget == NULL) { - ok = FALSE; + s_widget = gtk_menu_item_new(); + gtk_container_add(ContainerWidget(), s_widget); + gtk_widget_ensure_style(s_widget); } + return gtk_widget_get_style(s_widget); +} - gtk_widget_destroy( widget ); +static const GtkStyle* MenuBarStyle() +{ + static GtkWidget* s_widget; + if (s_widget == NULL) + { + s_widget = gtk_menu_bar_new(); + gtk_container_add(ContainerWidget(), s_widget); + gtk_widget_ensure_style(s_widget); + } + return gtk_widget_get_style(s_widget); +} - return ok; +static const GtkStyle* ToolTipStyle() +{ + static GtkWidget* s_widget; + if (s_widget == NULL) + { + s_widget = gtk_window_new(GTK_WINDOW_POPUP); + const char* name = "gtk-tooltip"; + if (gtk_check_version(2, 11, 0)) + name = "gtk-tooltips"; + gtk_widget_set_name(s_widget, name); + gtk_widget_ensure_style(s_widget); + } + return gtk_widget_get_style(s_widget); } -wxColour wxSystemSettings::GetSystemColour( int index ) +wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) { + wxColor color; switch (index) { case wxSYS_COLOUR_SCROLLBAR: case wxSYS_COLOUR_BACKGROUND: - case wxSYS_COLOUR_ACTIVECAPTION: + //case wxSYS_COLOUR_DESKTOP: case wxSYS_COLOUR_INACTIVECAPTION: case wxSYS_COLOUR_MENU: case wxSYS_COLOUR_WINDOWFRAME: case wxSYS_COLOUR_ACTIVEBORDER: case wxSYS_COLOUR_INACTIVEBORDER: case wxSYS_COLOUR_BTNFACE: + //case wxSYS_COLOUR_3DFACE: case wxSYS_COLOUR_3DLIGHT: - if (!g_systemBtnFaceColour) - { - int red, green, blue; - if ( !GetColourFromGTKWidget(red, green, blue) ) - { - red = - green = 0; - blue = 0x9c40; - } - - g_systemBtnFaceColour = new wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); - } - return *g_systemBtnFaceColour; + color = wxColor(ButtonStyle()->bg[GTK_STATE_NORMAL]); + break; case wxSYS_COLOUR_WINDOW: - return *wxWHITE; + color = wxColor(TextCtrlStyle()->base[GTK_STATE_NORMAL]); + break; + + case wxSYS_COLOUR_MENUBAR: + color = wxColor(MenuBarStyle()->bg[GTK_STATE_NORMAL]); + break; case wxSYS_COLOUR_3DDKSHADOW: - return *wxBLACK; + color = *wxBLACK; + break; case wxSYS_COLOUR_GRAYTEXT: case wxSYS_COLOUR_BTNSHADOW: //case wxSYS_COLOUR_3DSHADOW: - if (!g_systemBtnShadowColour) { - wxColour faceColour(GetSystemColour(wxSYS_COLOUR_3DFACE)); - g_systemBtnShadowColour = - new wxColour((unsigned char) (faceColour.Red() * 0.666), - (unsigned char) (faceColour.Green() * 0.666), - (unsigned char) (faceColour.Blue() * 0.666)); + wxColour faceColour(GetColour(wxSYS_COLOUR_3DFACE)); + color = + wxColour((unsigned char) (faceColour.Red() * 2 / 3), + (unsigned char) (faceColour.Green() * 2 / 3), + (unsigned char) (faceColour.Blue() * 2 / 3)); } + break; - return *g_systemBtnShadowColour; - - case wxSYS_COLOUR_3DHIGHLIGHT: - //case wxSYS_COLOUR_BTNHIGHLIGHT: - return * wxWHITE; -/* I think this should normally be white (JACS 8/2000) - - Hmm, I'm quite sure it shouldn't ... (VZ 20.08.01) - if (!g_systemBtnHighlightColour) - { - g_systemBtnHighlightColour = - new wxColour( 0xea60 >> SHIFT, - 0xea60 >> SHIFT, - 0xea60 >> SHIFT ); - } - return *g_systemBtnHighlightColour; -*/ + case wxSYS_COLOUR_BTNHIGHLIGHT: + //case wxSYS_COLOUR_BTNHILIGHT: + //case wxSYS_COLOUR_3DHIGHLIGHT: + //case wxSYS_COLOUR_3DHILIGHT: + color = *wxWHITE; + break; case wxSYS_COLOUR_HIGHLIGHT: - if (!g_systemHighlightColour) - { - int red, green, blue; - if ( !GetColourFromGTKWidget(red, green, blue, - wxGTK_BUTTON, - GTK_STATE_SELECTED) ) - { - red = - green = 0; - blue = 0x9c40; - } - - g_systemHighlightColour = new wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); - } - return *g_systemHighlightColour; + color = wxColor(ButtonStyle()->bg[GTK_STATE_SELECTED]); + break; case wxSYS_COLOUR_LISTBOX: - if (!g_systemListBoxColour) - { - int red, green, blue; - if ( GetColourFromGTKWidget(red, green, blue, - wxGTK_LIST, - GTK_STATE_NORMAL, - wxGTK_BASE) ) - { - g_systemListBoxColour = new wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); - } - else - { - g_systemListBoxColour = new wxColour(*wxWHITE); - } - } - return *g_systemListBoxColour; + color = wxColor(ListStyle()->base[GTK_STATE_NORMAL]); + break; + + case wxSYS_COLOUR_LISTBOXTEXT: + color = wxColor(ListStyle()->text[GTK_STATE_NORMAL]); + break; + + case wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT: + // This is for the text in a list control (or tree) when the + // item is selected, but not focused + color = wxColor(ListStyle()->text[GTK_STATE_ACTIVE]); + break; case wxSYS_COLOUR_MENUTEXT: case wxSYS_COLOUR_WINDOWTEXT: case wxSYS_COLOUR_CAPTIONTEXT: case wxSYS_COLOUR_INACTIVECAPTIONTEXT: case wxSYS_COLOUR_BTNTEXT: - case wxSYS_COLOUR_INFOTEXT: - if (!g_systemBtnTextColour) - { - int red, green, blue; - if ( !GetColourFromGTKWidget(red, green, blue, - wxGTK_BUTTON, - GTK_STATE_NORMAL, - wxGTK_FG) ) - { - red = - green = - blue = 0; - } + color = wxColor(ButtonStyle()->fg[GTK_STATE_NORMAL]); + break; - g_systemBtnTextColour = new wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); - } - return *g_systemBtnTextColour; + case wxSYS_COLOUR_INFOBK: + color = wxColor(ToolTipStyle()->bg[GTK_STATE_NORMAL]); + break; + + case wxSYS_COLOUR_INFOTEXT: + color = wxColor(ToolTipStyle()->fg[GTK_STATE_NORMAL]); + break; case wxSYS_COLOUR_HIGHLIGHTTEXT: - if (!g_systemHighlightTextColour) - { - wxColour hclr = GetSystemColour(wxSYS_COLOUR_HIGHLIGHT); - if (hclr.Red() > 200 && hclr.Green() > 200 && hclr.Blue() > 200) - g_systemHighlightTextColour = new wxColour(*wxBLACK); - else - g_systemHighlightTextColour = new wxColour(*wxWHITE); - } - return *g_systemHighlightTextColour; + color = wxColor(ButtonStyle()->fg[GTK_STATE_SELECTED]); + break; - case wxSYS_COLOUR_INFOBK: case wxSYS_COLOUR_APPWORKSPACE: - return *wxWHITE; // ? - } + color = *wxWHITE; // ? + break; - return *wxWHITE; + case wxSYS_COLOUR_ACTIVECAPTION: + case wxSYS_COLOUR_MENUHILIGHT: + color = wxColor(MenuItemStyle()->bg[GTK_STATE_SELECTED]); + break; + + case wxSYS_COLOUR_HOTLIGHT: + case wxSYS_COLOUR_GRADIENTACTIVECAPTION: + case wxSYS_COLOUR_GRADIENTINACTIVECAPTION: + // TODO + color = *wxBLACK; + break; + + case wxSYS_COLOUR_MAX: + default: + wxFAIL_MSG( wxT("unknown system colour index") ); + color = *wxWHITE; + break; + } + + wxASSERT(color.IsOk()); + return color; } -wxFont wxSystemSettings::GetSystemFont( int index ) +wxFont wxSystemSettingsNative::GetFont( wxSystemFont index ) { + wxFont font; switch (index) { case wxSYS_OEM_FIXED_FONT: case wxSYS_ANSI_FIXED_FONT: case wxSYS_SYSTEM_FIXED_FONT: - { - return *wxNORMAL_FONT; - } + font = *wxNORMAL_FONT; + break; + case wxSYS_ANSI_VAR_FONT: case wxSYS_SYSTEM_FONT: case wxSYS_DEVICE_DEFAULT_FONT: case wxSYS_DEFAULT_GUI_FONT: + if (!gs_fontSystem.Ok()) + { + wxNativeFontInfo info; + info.description = ButtonStyle()->font_desc; + gs_fontSystem = wxFont(info); + +#if wxUSE_FONTENUM + // (try to) heal the default font (on some common systems e.g. Ubuntu + // it's "Sans Serif" but the real font is called "Sans"): + if (!wxFontEnumerator::IsValidFacename(gs_fontSystem.GetFaceName()) && + gs_fontSystem.GetFaceName() == "Sans Serif") + gs_fontSystem.SetFaceName("Sans"); +#endif // wxUSE_FONTENUM + + info.description = NULL; + } + font = gs_fontSystem; + break; + + default: + break; + } + + wxASSERT( font.IsOk() ); + + return font; +} + +// helper: return the GtkSettings either for the screen the current window is +// on or for the default screen if window is NULL +static GtkSettings *GetSettingsForWindowScreen(GdkWindow *window) +{ + return window ? gtk_settings_get_for_screen(gdk_drawable_get_screen(window)) + : gtk_settings_get_default(); +} + +static int GetBorderWidth(wxSystemMetric index, wxWindow* win) +{ + if (win->m_wxwindow) + { + wxPizza* pizza = WX_PIZZA(win->m_wxwindow); + int x, y; + pizza->get_border_widths(x, y); + switch (index) { - if (!g_systemFont) + case wxSYS_BORDER_X: + case wxSYS_EDGE_X: + case wxSYS_FRAMESIZE_X: + return x; + default: + return y; + } + } + return -1; +} + +int wxSystemSettingsNative::GetMetric( wxSystemMetric index, wxWindow* win ) +{ + GdkWindow *window = NULL; + if (win) + window = gtk_widget_get_window(win->GetHandle()); + + switch (index) + { + case wxSYS_BORDER_X: + case wxSYS_BORDER_Y: + case wxSYS_EDGE_X: + case wxSYS_EDGE_Y: + case wxSYS_FRAMESIZE_X: + case wxSYS_FRAMESIZE_Y: + if (win) { -#if 0 - GdkFont *gdk_font = GtkGetDefaultGuiFont(); - if (gdk_font) + wxTopLevelWindow *tlw = wxDynamicCast(win, wxTopLevelWindow); + if (!tlw) + return GetBorderWidth(index, win); + else if (window) { - GSList *font_list = ((GdkFontPrivate*)gdk_font)->names; - char *name = (char*)font_list->data; - wxString font_string( name ); - wxFontData font_data; - g_systemFont = new wxFont( font_string, font_data ); + // Get the frame extents from the windowmanager. + // In most cases the top extent is the titlebar, so we use the bottom extent + // for the heights. + int right, bottom; + if (wxGetFrameExtents(window, NULL, &right, NULL, &bottom)) + { + switch (index) + { + case wxSYS_BORDER_X: + case wxSYS_EDGE_X: + case wxSYS_FRAMESIZE_X: + return right; // width of right extent + default: + return bottom; // height of bottom extent + } + } } - gtk_widget_destroy( widget ); -#endif - - g_systemFont = new wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL ); + } + return -1; // no window specified + + case wxSYS_CURSOR_X: + case wxSYS_CURSOR_Y: + return gdk_display_get_default_cursor_size( + window ? gdk_drawable_get_display(window) + : gdk_display_get_default()); + + case wxSYS_DCLICK_X: + case wxSYS_DCLICK_Y: + gint dclick_distance; + g_object_get(GetSettingsForWindowScreen(window), + "gtk-double-click-distance", &dclick_distance, NULL); + + return dclick_distance * 2; + + case wxSYS_DCLICK_MSEC: + gint dclick; + g_object_get(GetSettingsForWindowScreen(window), + "gtk-double-click-time", &dclick, NULL); + return dclick; + + case wxSYS_DRAG_X: + case wxSYS_DRAG_Y: + gint drag_threshold; + g_object_get(GetSettingsForWindowScreen(window), + "gtk-dnd-drag-threshold", &drag_threshold, NULL); + + // The correct thing here would be to double the value + // since that is what the API wants. But the values + // are much bigger under GNOME than under Windows and + // just seem to much in many cases to be useful. + // drag_threshold *= 2; + + return drag_threshold; + + case wxSYS_ICON_X: + case wxSYS_ICON_Y: + return 32; + + case wxSYS_SCREEN_X: + if (window) + return gdk_screen_get_width(gdk_drawable_get_screen(window)); + else + return gdk_screen_width(); + + case wxSYS_SCREEN_Y: + if (window) + return gdk_screen_get_height(gdk_drawable_get_screen(window)); + else + return gdk_screen_height(); + + case wxSYS_HSCROLL_Y: + case wxSYS_VSCROLL_X: + return 15; + + case wxSYS_CAPTION_Y: + if (!window) + // No realized window specified, and no implementation for that case yet. + return -1; + + wxASSERT_MSG( wxDynamicCast(win, wxTopLevelWindow), + wxT("Asking for caption height of a non toplevel window") ); + + // Get the height of the top windowmanager border. + // This is the titlebar in most cases. The titlebar might be elsewhere, and + // we could check which is the thickest wm border to decide on which side the + // titlebar is, but this might lead to interesting behaviours in used code. + // Reconsider when we have a way to report to the user on which side it is. + { + int top; + if (wxGetFrameExtents(window, NULL, NULL, &top, NULL)) + { + return top; // top frame extent + } } - return *g_systemFont; - } - } - return wxNullFont; + // Try a default approach without a window pointer, if possible + // ... + + return -1; + + case wxSYS_PENWINDOWS_PRESENT: + // No MS Windows for Pen computing extension available in X11 based gtk+. + return 0; + + default: + return -1; // metric is unknown + } } -int wxSystemSettings::GetSystemMetric( int index ) +bool wxSystemSettingsNative::HasFeature(wxSystemFeature index) { switch (index) { - case wxSYS_SCREEN_X: return gdk_screen_width(); - case wxSYS_SCREEN_Y: return gdk_screen_height(); - case wxSYS_HSCROLL_Y: return 15; - case wxSYS_VSCROLL_X: return 15; - } + case wxSYS_CAN_ICONIZE_FRAME: + return false; - wxCHECK_MSG( index, 0, wxT("wxSystemSettings::GetSystemMetric not fully implemented") ); + case wxSYS_CAN_DRAW_FRAME_DECORATIONS: + return true; - return 0; + default: + return false; + } }