X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/94a09ea5d315ad552404dbea56c9c7406b5a1a5c..8ca1a013e4e699724040ff1f514dab3b4a11d3c9:/src/gtk/settings.cpp diff --git a/src/gtk/settings.cpp b/src/gtk/settings.cpp index e2be4cd58c..6aefef6e3b 100644 --- a/src/gtk/settings.cpp +++ b/src/gtk/settings.cpp @@ -1,30 +1,34 @@ ///////////////////////////////////////////////////////////////////////////// -// 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 ///////////////////////////////////////////////////////////////////////////// - -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#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/cmndata.h" + #include "wx/toplevel.h" +#endif + #include "wx/fontutil.h" -#include -#include +#include +#if GTK_CHECK_VERSION(2, 9, 0) + // gtk_object_sink + #undef GTK_DISABLE_DEPRECATED +#endif #include +#include -#define SHIFT (8*(sizeof(short int)-sizeof(char))) +#include // ---------------------------------------------------------------------------- // wxSystemObjects @@ -38,7 +42,10 @@ struct wxSystemObjects m_colHighlight, m_colHighlightText, m_colListBox, - m_colBtnText; + m_colBtnText, + m_colMenuItemHighlight, + m_colTooltip, + m_colTooltipText; wxFont m_fontSystem; }; @@ -53,7 +60,8 @@ static wxSystemObjects gs_objects; enum wxGtkWidgetType { wxGTK_BUTTON, - wxGTK_LIST + wxGTK_LIST, + wxGTK_MENUITEM }; // the colour we need @@ -65,8 +73,8 @@ enum wxGtkColourType }; // wxSystemSettings::GetColour() 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, +// widget style, return true if we did get them +static bool GetColourFromGTKWidget(GdkColor& gdkColor, wxGtkWidgetType type = wxGTK_BUTTON, GtkStateType state = GTK_STATE_NORMAL, wxGtkColourType colour = wxGTK_BG) @@ -83,17 +91,21 @@ static bool GetColourFromGTKWidget(int& red, int& green, int& blue, break; case wxGTK_LIST: - widget = gtk_list_new(); + widget = gtk_tree_view_new_with_model( + (GtkTreeModel*)gtk_list_store_new(1, G_TYPE_INT)); + break; + + case wxGTK_MENUITEM: + widget = gtk_menu_item_new(); } GtkStyle *def = gtk_rc_get_style( widget ); if ( !def ) def = gtk_widget_get_default_style(); - bool ok; - if ( def ) + const bool ok = def != NULL; + if (ok) { - GdkColor *col; switch ( colour ) { default: @@ -101,41 +113,44 @@ static bool GetColourFromGTKWidget(int& red, int& green, int& blue, // fall through case wxGTK_FG: - col = def->fg; + gdkColor = def->fg[state]; break; case wxGTK_BG: - col = def->bg; + gdkColor = def->bg[state]; break; case wxGTK_BASE: - col = def->base; + gdkColor = def->base[state]; break; } - - red = col[state].red; - green = col[state].green; - blue = col[state].blue; - - ok = TRUE; - } - else - { - ok = FALSE; } - gtk_widget_destroy( widget ); + gtk_object_sink((GtkObject*)widget); return ok; } +static void GetTooltipColors() +{ + GtkTooltips* tooltips = gtk_tooltips_new(); + gtk_tooltips_force_window(tooltips); + gtk_widget_ensure_style(tooltips->tip_window); + GdkColor c = tooltips->tip_window->style->bg[GTK_STATE_NORMAL]; + gs_objects.m_colTooltip = wxColor(c); + c = tooltips->tip_window->style->fg[GTK_STATE_NORMAL]; + gs_objects.m_colTooltipText = wxColor(c); + gtk_object_sink((GtkObject*)tooltips); +} + wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) { + wxColor color; + GdkColor gdkColor; switch (index) { case wxSYS_COLOUR_SCROLLBAR: case wxSYS_COLOUR_BACKGROUND: - case wxSYS_COLOUR_ACTIVECAPTION: case wxSYS_COLOUR_INACTIVECAPTION: case wxSYS_COLOUR_MENU: case wxSYS_COLOUR_WINDOWFRAME: @@ -146,25 +161,22 @@ wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) case wxSYS_COLOUR_3DLIGHT: if (!gs_objects.m_colBtnFace.Ok()) { - int red, green, blue; - if ( !GetColourFromGTKWidget(red, green, blue) ) - { - red = - green = 0; - blue = 0x9c40; - } - - gs_objects.m_colBtnFace = wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); + gdkColor.red = + gdkColor.green = 0; + gdkColor.blue = 0x9c40; + GetColourFromGTKWidget(gdkColor); + gs_objects.m_colBtnFace = wxColor(gdkColor); } - return gs_objects.m_colBtnFace; + color = gs_objects.m_colBtnFace; + break; case wxSYS_COLOUR_WINDOW: - return *wxWHITE; + color = *wxWHITE; + break; case wxSYS_COLOUR_3DDKSHADOW: - return *wxBLACK; + color = *wxBLACK; + break; case wxSYS_COLOUR_GRAYTEXT: case wxSYS_COLOUR_BTNSHADOW: @@ -173,181 +185,412 @@ wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) { wxColour faceColour(GetColour(wxSYS_COLOUR_3DFACE)); gs_objects.m_colBtnShadow = - wxColour((unsigned char) (faceColour.Red() * 0.666), - (unsigned char) (faceColour.Green() * 0.666), - (unsigned char) (faceColour.Blue() * 0.666)); + wxColour((unsigned char) (faceColour.Red() * 2 / 3), + (unsigned char) (faceColour.Green() * 2 / 3), + (unsigned char) (faceColour.Blue() * 2 / 3)); } - - return gs_objects.m_colBtnShadow; + color = gs_objects.m_colBtnShadow; + break; case wxSYS_COLOUR_3DHIGHLIGHT: //case wxSYS_COLOUR_BTNHIGHLIGHT: - return * wxWHITE; + color = *wxWHITE; + break; case wxSYS_COLOUR_HIGHLIGHT: if (!gs_objects.m_colHighlight.Ok()) { - int red, green, blue; - if ( !GetColourFromGTKWidget(red, green, blue, - wxGTK_BUTTON, - GTK_STATE_SELECTED) ) - { - red = - green = 0; - blue = 0x9c40; - } - - gs_objects.m_colHighlight = wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); + gdkColor.red = + gdkColor.green = 0; + gdkColor.blue = 0x9c40; + GetColourFromGTKWidget( + gdkColor, wxGTK_BUTTON, GTK_STATE_SELECTED); + gs_objects.m_colHighlight = wxColour(gdkColor); } - return gs_objects.m_colHighlight; + color = gs_objects.m_colHighlight; + break; case wxSYS_COLOUR_LISTBOX: if (!gs_objects.m_colListBox.Ok()) { - int red, green, blue; - if ( GetColourFromGTKWidget(red, green, blue, + if ( GetColourFromGTKWidget(gdkColor, wxGTK_LIST, GTK_STATE_NORMAL, wxGTK_BASE) ) { - gs_objects.m_colListBox = wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); + gs_objects.m_colListBox = wxColour(gdkColor); } else { - gs_objects.m_colListBox = wxColour(*wxWHITE); + gs_objects.m_colListBox = *wxWHITE; } } - return gs_objects.m_colListBox; + color = gs_objects.m_colListBox; + 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 (!gs_objects.m_colBtnText.Ok()) { - int red, green, blue; - if ( !GetColourFromGTKWidget(red, green, blue, - wxGTK_BUTTON, - GTK_STATE_NORMAL, - wxGTK_FG) ) - { - red = - green = - blue = 0; - } - - gs_objects.m_colBtnText = wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); + gdkColor.red = + gdkColor.green = + gdkColor.blue = 0; + GetColourFromGTKWidget( + gdkColor, wxGTK_BUTTON, GTK_STATE_NORMAL, wxGTK_FG); + gs_objects.m_colBtnText = wxColour(gdkColor); } - return gs_objects.m_colBtnText; + color = gs_objects.m_colBtnText; + break; - // this (as well as wxSYS_COLOUR_INFOTEXT above) is used for - // tooltip windows - Robert, please change this code to use the - // real GTK tooltips when/if you can (TODO) case wxSYS_COLOUR_INFOBK: - return wxColour(255, 255, 225); + if (!gs_objects.m_colTooltip.Ok()) { + GetTooltipColors(); + } + color = gs_objects.m_colTooltip; + break; + + case wxSYS_COLOUR_INFOTEXT: + if (!gs_objects.m_colTooltipText.Ok()) { + GetTooltipColors(); + } + color = gs_objects.m_colTooltipText; + break; case wxSYS_COLOUR_HIGHLIGHTTEXT: if (!gs_objects.m_colHighlightText.Ok()) { wxColour hclr = GetColour(wxSYS_COLOUR_HIGHLIGHT); if (hclr.Red() > 200 && hclr.Green() > 200 && hclr.Blue() > 200) - gs_objects.m_colHighlightText = wxColour(*wxBLACK); + gs_objects.m_colHighlightText = *wxBLACK; else - gs_objects.m_colHighlightText = wxColour(*wxWHITE); + gs_objects.m_colHighlightText = *wxWHITE; } - return gs_objects.m_colHighlightText; + color = gs_objects.m_colHighlightText; + break; case wxSYS_COLOUR_APPWORKSPACE: - return *wxWHITE; // ? + color = *wxWHITE; // ? + break; + + case wxSYS_COLOUR_ACTIVECAPTION: + case wxSYS_COLOUR_MENUHILIGHT: + if (!gs_objects.m_colMenuItemHighlight.Ok()) + { + gdkColor.red = + gdkColor.green = + gdkColor.blue = 0; + GetColourFromGTKWidget( + gdkColor, wxGTK_MENUITEM, GTK_STATE_SELECTED, wxGTK_BG); + gs_objects.m_colMenuItemHighlight = wxColour(gdkColor); + } + color = gs_objects.m_colMenuItemHighlight; + break; case wxSYS_COLOUR_HOTLIGHT: case wxSYS_COLOUR_GRADIENTACTIVECAPTION: case wxSYS_COLOUR_GRADIENTINACTIVECAPTION: - case wxSYS_COLOUR_MENUHILIGHT: // TODO - return *wxBLACK; + color = *wxBLACK; + break; case wxSYS_COLOUR_MAX: default: wxFAIL_MSG( _T("unknown system colour index") ); - } + color = *wxWHITE; + break; + } - return *wxWHITE; + return color; } 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_objects.m_fontSystem.Ok()) { -#ifdef __WXGTK20__ GtkWidget *widget = gtk_button_new(); GtkStyle *def = gtk_rc_get_style( widget ); if ( !def || !def->font_desc ) - def = gtk_widget_get_default_style(); + def = gtk_widget_get_default_style(); if ( def && def->font_desc ) - { - wxNativeFontInfo info; - info.description = def->font_desc; - gs_objects.m_fontSystem = wxFont(info); - } - else - { - const gchar *font_name = - _gtk_rc_context_get_default_font_name(gtk_settings_get_default()); - gs_objects.m_fontSystem = wxFont(wxString::FromAscii(font_name)); - } - gtk_widget_destroy( widget ); -#else - gs_objects.m_fontSystem = wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL ); -#endif + { + wxNativeFontInfo info; + info.description = + pango_font_description_copy(def->font_desc); + gs_objects.m_fontSystem = 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) + gs_objects.m_fontSystem = wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL ); + else + gs_objects.m_fontSystem = wxFont(wxString::FromAscii(font_name)); + g_free (font_name); + } + gtk_object_sink((GtkObject*)widget); } - return gs_objects.m_fontSystem; - } + font = gs_objects.m_fontSystem; + break; default: - return wxNullFont; + break; } + return font; } -int wxSystemSettingsNative::GetMetric( wxSystemMetric index ) +static bool wxXGetWindowProperty(GdkWindow* window, Atom& type, int& format, gulong& nitems, guchar*& data) { + bool success = false; +#if GTK_CHECK_VERSION(2, 2, 0) + if (gtk_check_version(2, 2, 0) == NULL) + { + gulong bytes_after; + success = XGetWindowProperty( + GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(window)), + GDK_WINDOW_XWINDOW(window), + gdk_x11_get_xatom_by_name_for_display( + gdk_drawable_get_display(window), + "_NET_FRAME_EXTENTS"), + 0, // left, right, top, bottom, CARDINAL[4]/32 + G_MAXLONG, // size of long + false, // do not delete property + XA_CARDINAL, // 32 bit + &type, &format, &nitems, &bytes_after, &data + ) == Success; + } +#endif + return success; +} + +int wxSystemSettingsNative::GetMetric( wxSystemMetric index, wxWindow* win ) +{ + guchar *data = NULL; + Atom type; + int format; + gulong nitems; + GdkWindow *window = NULL; + if(win && GTK_WIDGET_REALIZED(win->GetHandle())) + window = win->GetHandle()->window; + 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_BORDER_X: + case wxSYS_BORDER_Y: + case wxSYS_EDGE_X: + case wxSYS_EDGE_Y: + case wxSYS_FRAMESIZE_X: + case wxSYS_FRAMESIZE_Y: + // If a window is specified/realized, and it is a toplevel window, we can query from wm. + // The returned border thickness is outside the client area in that case. + if (window) + { + wxTopLevelWindow *tlw = wxDynamicCast(win, wxTopLevelWindow); + if (!tlw) + return -1; // not a tlw, not sure how to approach + else + { + // Check if wm supports frame extents - we can't know + // the border widths if it does not. +#if GTK_CHECK_VERSION(2,2,0) + if (!gtk_check_version(2,2,0)) + { + if (!gdk_x11_screen_supports_net_wm_hint( + gdk_drawable_get_screen(window), + gdk_atom_intern("_NET_FRAME_EXTENTS", false) ) ) + return -1; + } + else +#endif + { + if (!gdk_net_wm_supports(gdk_atom_intern("_NET_FRAME_EXTENTS", false))) + return -1; + } + + // 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. + if (wxXGetWindowProperty(window, type, format, nitems, data)) + { + int border_return = -1; + + if ((type == XA_CARDINAL) && (format == 32) && (nitems >= 4) && (data)) + { + switch(index) + { + case wxSYS_BORDER_X: + case wxSYS_EDGE_X: + case wxSYS_FRAMESIZE_X: + border_return = int(data[1]); // width of right extent + break; + default: + border_return = int(data[3]); // height of bottom extent + break; + } + } + + if (data) + XFree(data); + + return border_return; + } + } + } + + return -1; // no window specified + + case wxSYS_CURSOR_X: + case wxSYS_CURSOR_Y: +#ifdef __WXGTK24__ + if (!gtk_check_version(2,4,0)) + { + if (window) + return gdk_display_get_default_cursor_size(gdk_drawable_get_display(window)); + else + return gdk_display_get_default_cursor_size(gdk_display_get_default()); + } + else +#endif + return 16; + + case wxSYS_DCLICK_X: + case wxSYS_DCLICK_Y: + gint dclick_distance; +#if GTK_CHECK_VERSION(2,2,0) + if (window && !gtk_check_version(2,2,0)) + g_object_get(gtk_settings_get_for_screen(gdk_drawable_get_screen(window)), + "gtk-double-click-distance", &dclick_distance, NULL); + else +#endif + g_object_get(gtk_settings_get_default(), + "gtk-double-click-distance", &dclick_distance, NULL); + + return dclick_distance * 2; + + case wxSYS_DRAG_X: + case wxSYS_DRAG_Y: + gint drag_threshold; +#if GTK_CHECK_VERSION(2,2,0) + if (window && !gtk_check_version(2,2,0)) + { + g_object_get( + gtk_settings_get_for_screen(gdk_drawable_get_screen(window)), + "gtk-dnd-drag-threshold", + &drag_threshold, NULL); + } + else +#endif + { + g_object_get(gtk_settings_get_default(), + "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; - // VZ: is there any way to get the cursor size with GDK? - case wxSYS_CURSOR_X: return 16; - case wxSYS_CURSOR_Y: return 16; // MBN: ditto for icons case wxSYS_ICON_X: return 32; case wxSYS_ICON_Y: return 32; - default: - wxFAIL_MSG( wxT("wxSystemSettings::GetMetric not fully implemented") ); + + case wxSYS_SCREEN_X: +#if GTK_CHECK_VERSION(2,2,0) + if (window && !gtk_check_version(2,2,0)) + return gdk_screen_get_width(gdk_drawable_get_screen(window)); + else +#endif + return gdk_screen_width(); + + case wxSYS_SCREEN_Y: +#if GTK_CHECK_VERSION(2,2,0) + if (window && !gtk_check_version(2,2,0)) + return gdk_screen_get_height(gdk_drawable_get_screen(window)); + else +#endif + return gdk_screen_height(); + + case wxSYS_HSCROLL_Y: return 15; + 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; + + // Check if wm supports frame extents - we can't know the caption height if it does not. +#if GTK_CHECK_VERSION(2,2,0) + if (!gtk_check_version(2,2,0)) + { + if (!gdk_x11_screen_supports_net_wm_hint( + gdk_drawable_get_screen(window), + gdk_atom_intern("_NET_FRAME_EXTENTS", false) ) ) + return -1; + } + else +#endif + { + if (!gdk_net_wm_supports(gdk_atom_intern("_NET_FRAME_EXTENTS", false))) + 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. + if (wxXGetWindowProperty(window, type, format, nitems, data)) + { + int caption_height = -1; + + if ((type == XA_CARDINAL) && (format == 32) && (nitems >= 3) && (data)) + { + caption_height = int(data[2]); // top frame extent + } + + if (data) + XFree(data); + + return caption_height; + } + + // 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 } } @@ -355,13 +598,13 @@ bool wxSystemSettingsNative::HasFeature(wxSystemFeature index) { switch (index) { - case wxSYS_CAN_ICONIZE_FRAME: - return FALSE; - break; + case wxSYS_CAN_ICONIZE_FRAME: + return false; + case wxSYS_CAN_DRAW_FRAME_DECORATIONS: - return TRUE; - break; + return true; + default: - return FALSE; + return false; } }