/* Functions for the GTK toolkit. Copyright (C) 1989, 1992-5, 1997 Free Software Foundation, Inc. Copyright (C) 1995, 1996, 2002, 2003, 2010 Ben Wing. This file is part of XEmacs. XEmacs is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. XEmacs is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with XEmacs. If not, see . */ /* Synched up with: Not synched with FSF. */ /* Substantially rewritten for XEmacs. */ /* Revamped to use Gdk/Gtk by William Perry */ #include #include "lisp.h" #include "buffer.h" #include "device-impl.h" #include "events.h" #include "extents.h" #include "faces.h" #include "frame-impl.h" #include "window.h" #ifdef HAVE_DRAGNDROP #include "dragdrop.h" #endif #include "elhash.h" #include "console-gtk-impl.h" #include "glyphs-gtk.h" #include "fontcolor-gtk-impl.h" #include "scrollbar-gtk.h" #include "ui-gtk.h" #include "gtk-xemacs.h" #ifdef HAVE_GNOME #include #endif #define BORDER_WIDTH 0 #define INTERNAL_BORDER_WIDTH 0 #define TRANSIENT_DATA_IDENTIFIER "xemacs::transient_for" #define UNMAPPED_DATA_IDENTIFIER "xemacs::initially_unmapped" #define STUPID_X_SPECIFIC_GTK_STUFF #ifdef STUPID_X_SPECIFIC_GTK_STUFF #include "sysgdkx.h" #endif /* Default properties to use when creating frames. */ Lisp_Object Vdefault_gtk_frame_plist; Lisp_Object Qdetachable_menubar; Lisp_Object Qtext_widget; Lisp_Object Qcontainer_widget; Lisp_Object Qshell_widget; #ifdef STUPID_X_SPECIFIC_GTK_STUFF EXFUN (Fgtk_window_id, 1); #endif #ifdef HAVE_DRAGNDROP enum { TARGET_TYPE_STRING, TARGET_TYPE_URI_LIST, }; static GtkTargetEntry dnd_target_table[] = { { "STRING", 0, TARGET_TYPE_STRING }, { "text/plain", 0, TARGET_TYPE_STRING }, { "text/uri-list", 0, TARGET_TYPE_URI_LIST }, { "_NETSCAPE_URL", 0, TARGET_TYPE_STRING } }; static guint dnd_n_targets = sizeof(dnd_target_table) / sizeof(dnd_target_table[0]); #endif static const struct memory_description gtk_frame_data_description_1 [] = { { XD_LISP_OBJECT, offsetof (struct gtk_frame, icon_pixmap) }, { XD_LISP_OBJECT, offsetof (struct gtk_frame, icon_pixmap_mask) }, { XD_LISP_OBJECT_ARRAY, offsetof (struct gtk_frame, lisp_visible_widgets), 3 }, { XD_LISP_OBJECT, offsetof (struct gtk_frame, menubar_data) }, { XD_END } }; #ifdef NEW_GC DEFINE_DUMPABLE_INTERNAL_LISP_OBJECT ("gtk-frame", gtk_frame, 0, gtk_frame_data_description_1, Lisp_Gtk_Frame); #else /* not NEW_GC */ extern const struct sized_memory_description gtk_frame_data_description; const struct sized_memory_description gtk_frame_data_description = { sizeof (struct gtk_frame), gtk_frame_data_description_1 }; #endif /* not NEW_GC */ /************************************************************************/ /* helper functions */ /************************************************************************/ /* Return the Emacs frame-object which contains the given widget. */ struct frame * gtk_widget_to_frame (GtkWidget *w) { struct frame *f = NULL; for (; w; w = w->parent) { if ((f = (struct frame *) gtk_object_get_data (GTK_OBJECT (w), GTK_DATA_FRAME_IDENTIFIER))) return (f); } return (selected_frame()); } /* Return the Emacs frame-object corresponding to an X window */ struct frame * gtk_window_to_frame (struct device *d, GdkWindow *wdesc) { Lisp_Object tail, frame; struct frame *f; /* This function was previously written to accept only a window argument (and to loop over all devices looking for a matching window), but that is incorrect because window ID's are not unique across displays. */ for (tail = DEVICE_FRAME_LIST (d); CONSP (tail); tail = XCDR (tail)) { frame = XCAR (tail); if (!FRAMEP (frame)) continue; f = XFRAME (frame); if (FRAME_GTK_P (f) && GET_GTK_WIDGET_WINDOW (FRAME_GTK_TEXT_WIDGET (f)) == wdesc) return f; } return 0; } /* Like gtk_window_to_frame but also compares the window with the widget's windows */ struct frame * gtk_any_window_to_frame (struct device *d, GdkWindow *w) { do { Lisp_Object frmcons; DEVICE_FRAME_LOOP (frmcons, d) { struct frame *fr = XFRAME (XCAR (frmcons)); if ((w == GET_GTK_WIDGET_WINDOW (FRAME_GTK_SHELL_WIDGET (fr))) || (w == GET_GTK_WIDGET_WINDOW (FRAME_GTK_CONTAINER_WIDGET (fr))) || #ifdef HAVE_MENUBARS (w == GET_GTK_WIDGET_WINDOW (FRAME_GTK_MENUBAR_WIDGET (fr))) || #endif (w == GET_GTK_WIDGET_WINDOW (FRAME_GTK_TEXT_WIDGET (fr)))) { return (fr); } } w = gdk_window_get_parent (w); } while (w); return (0); } struct frame * gtk_any_widget_or_parent_to_frame (struct device *d, GtkWidget *widget) { return (gtk_any_window_to_frame (d, GET_GTK_WIDGET_WINDOW (widget))); } struct device * gtk_any_window_to_device (GdkWindow *w) { struct device *d = NULL; Lisp_Object devcons, concons; DEVICE_LOOP_NO_BREAK (devcons, concons) { d = XDEVICE (XCAR (devcons)); if (!DEVICE_GTK_P (d)) continue; if (gtk_any_window_to_frame (d, w)) return (d); } return (NULL); } struct frame * decode_gtk_frame (Lisp_Object frame) { if (NILP (frame)) frame = wrap_frame (selected_frame ()); CHECK_LIVE_FRAME (frame); /* this will also catch dead frames, but putting in the above check results in a more useful error */ CHECK_GTK_FRAME (frame); return XFRAME (frame); } /************************************************************************/ /* window-manager interactions */ /************************************************************************/ static int gtk_frame_iconified_p (struct frame *f) { return (f->iconified); } /************************************************************************/ /* frame properties */ /************************************************************************/ static Lisp_Object gtk_frame_property (struct frame *f, Lisp_Object property) { GtkWidget *shell = FRAME_GTK_SHELL_WIDGET (f); if (EQ (Qleft, property) || EQ (Qtop, property)) { gint x, y; if (!GET_GTK_WIDGET_WINDOW(shell)) return Qzero; gdk_window_get_deskrelative_origin (GET_GTK_WIDGET_WINDOW (shell), &x, &y); if (EQ (Qleft, property)) return make_fixnum (x); if (EQ (Qtop, property)) return make_fixnum (y); } if (EQ (Qshell_widget, property)) { return (FRAME_GTK_LISP_WIDGETS (f)[0]); } if (EQ (Qcontainer_widget, property)) { return (FRAME_GTK_LISP_WIDGETS (f)[1]); } if (EQ (Qtext_widget, property)) { return (FRAME_GTK_LISP_WIDGETS (f)[2]); } #ifdef STUPID_X_SPECIFIC_GTK_STUFF if (EQ (Qwindow_id, property)) return Fgtk_window_id (wrap_frame (f)); #endif return Qunbound; } static int gtk_internal_frame_property_p (struct frame *UNUSED(f), Lisp_Object property) { return EQ (property, Qleft) || EQ (property, Qtop) || EQ (Qshell_widget, property) || EQ (Qcontainer_widget, property) || EQ (Qtext_widget, property) || EQ (property, Qwindow_id) || STRINGP (property); } static Lisp_Object gtk_frame_properties (struct frame *f) { Lisp_Object props = Qnil; GtkWidget *shell = FRAME_GTK_SHELL_WIDGET (f); gint x, y; props = cons3 (Qshell_widget, FRAME_GTK_LISP_WIDGETS (f)[0], props); props = cons3 (Qcontainer_widget, FRAME_GTK_LISP_WIDGETS (f)[1], props); props = cons3 (Qtext_widget, FRAME_GTK_LISP_WIDGETS (f)[2], props); #ifdef STUPID_X_SPECIFIC_GTK_STUFF props = cons3 (Qwindow_id, Fgtk_window_id (wrap_frame (f)), props); #endif if (!GET_GTK_WIDGET_WINDOW (shell)) x = y = 0; else gdk_window_get_deskrelative_origin (GET_GTK_WIDGET_WINDOW (shell), &x, &y); props = cons3 (Qtop, make_fixnum (y), props); props = cons3 (Qleft, make_fixnum (x), props); return props; } /* Functions called only from `gtk_set_frame_properties' to set individual properties. */ static void gtk_set_frame_text_value (struct frame *UNUSED (f), Ibyte *value, void (*func) (gpointer, gchar *), gpointer arg) { gchar *the_text = (gchar *) value; /* Programmer fuckup or window is not realized yet. */ if (!func || !arg) return; #ifdef MULE { Ibyte *ptr; /* Optimize for common ASCII case */ for (ptr = value; *ptr; ptr++) if (!byte_ascii_p (*ptr)) { char *tmp = ITEXT_TO_EXTERNAL (value, Qctext); the_text = tmp; break; } } #endif /* MULE */ (*func) (arg, (gchar *) the_text); } static void gtk_set_title_from_ibyte (struct frame *f, Ibyte *name) { if (GTK_IS_WINDOW (FRAME_GTK_SHELL_WIDGET (f))) gtk_set_frame_text_value (f, name, (void (*)(gpointer, gchar *)) gtk_window_set_title, FRAME_GTK_SHELL_WIDGET (f)); } static void gtk_set_icon_name_from_ibyte (struct frame *f, Ibyte *name) { gtk_set_frame_text_value (f, name, (void (*)(gpointer, gchar *)) gdk_window_set_icon_name, FRAME_GTK_SHELL_WIDGET (f)->window); } /* Set the initial frame size as specified. This function is used when the frame's widgets have not yet been realized. */ static void gtk_set_initial_frame_size (struct frame *f, int x, int y, unsigned int w, unsigned int h) { GtkWidget *shell = FRAME_GTK_SHELL_WIDGET (f); GdkGeometry geometry; if (GTK_IS_WINDOW (shell)) { GdkWindowHints geometry_mask = GDK_HINT_RESIZE_INC; /* Deal with the cell size */ default_face_width_and_height (wrap_frame (f), &geometry.width_inc, &geometry.height_inc); gtk_window_set_geometry_hints (GTK_WINDOW (shell), FRAME_GTK_TEXT_WIDGET (f), &geometry, geometry_mask); gdk_window_set_hints (GET_GTK_WIDGET_WINDOW (shell), x, y, 0, 0, 0, 0, GDK_HINT_POS); gtk_window_set_policy (GTK_WINDOW (shell), TRUE, TRUE, FALSE); } FRAME_HEIGHT (f) = h; FRAME_WIDTH (f) = w; change_frame_size (f, w, h, 0); { GtkRequisition req; gtk_widget_size_request (FRAME_GTK_SHELL_WIDGET (f), &req); gtk_widget_set_usize (FRAME_GTK_SHELL_WIDGET (f), req.width, req.height); } } /* Report that a frame property of frame S is being set or changed. If the property is not specially recognized, do nothing. */ static void gtk_set_frame_properties (struct frame *f, Lisp_Object plist) { gint x, y; gint width = 0, height = 0; gboolean width_specified_p = FALSE; gboolean height_specified_p = FALSE; gboolean x_position_specified_p = FALSE; gboolean y_position_specified_p = FALSE; Lisp_Object tail; for (tail = plist; !NILP (tail); tail = Fcdr (Fcdr (tail))) { Lisp_Object prop = Fcar (tail); Lisp_Object val = Fcar (Fcdr (tail)); if (SYMBOLP (prop)) { if (EQ (prop, Qfont)) { /* If the value is not a string we silently ignore it. */ if (STRINGP (val)) { Lisp_Object frm, font_spec; frm = wrap_frame (f); font_spec = Fget (Fget_face (Qdefault), Qfont, Qnil); Fadd_spec_to_specifier (font_spec, val, frm, Qnil, Qnil); update_frame_face_values (f); } continue; } else if (EQ (prop, Qwidth)) { CHECK_FIXNUM (val); width = XFIXNUM (val); width_specified_p = TRUE; continue; } else if (EQ (prop, Qheight)) { CHECK_FIXNUM (val); height = XFIXNUM (val); height_specified_p = TRUE; continue; } /* Further kludge the x/y. */ else if (EQ (prop, Qx)) { CHECK_FIXNUM (val); x = (gint) XFIXNUM (val); x_position_specified_p = TRUE; continue; } else if (EQ (prop, Qy)) { CHECK_FIXNUM (val); y = (gint) XFIXNUM (val); y_position_specified_p = TRUE; continue; } } } /* Kludge kludge kludge. We need to deal with the size and position specially. */ { int size_specified_p = width_specified_p || height_specified_p; int position_specified_p = x_position_specified_p || y_position_specified_p; if (!width_specified_p) width = 80; if (!height_specified_p) height = 30; /* Kludge kludge kludge kludge. */ if (position_specified_p && (!x_position_specified_p || !y_position_specified_p)) { gint dummy; GtkWidget *shell = FRAME_GTK_SHELL_WIDGET (f); gdk_window_get_deskrelative_origin (GET_GTK_WIDGET_WINDOW (shell), (x_position_specified_p ? &dummy : &x), (y_position_specified_p ? &dummy : &y)); } if (!f->init_finished) { if (size_specified_p || position_specified_p) gtk_set_initial_frame_size (f, x, y, width, height); } else { if (size_specified_p) { Lisp_Object frame = wrap_frame (f); Fset_frame_size (frame, make_fixnum (width), make_fixnum (height), Qnil); } if (position_specified_p) { Lisp_Object frame = wrap_frame (f); Fset_frame_position (frame, make_fixnum (x), make_fixnum (y)); } } } } /************************************************************************/ /* widget creation */ /************************************************************************/ /* Figure out what size the shell widget should initially be, and set it. Should be called after the default font has been determined but before the widget has been realized. */ extern Lisp_Object Vgtk_initial_geometry; #ifndef HAVE_GNOME static int get_number (const char **geometry) { int value = 0; int mult = 1; if (**geometry == '-'){ mult = -1; (*geometry)++; } while (**geometry && isdigit (**geometry)){ value = value * 10 + (**geometry - '0'); (*geometry)++; } return value * mult; } /* */ /** * gnome_parse_geometry * @geometry: geometry string to be parsed * @xpos: X position geometry component * @ypos: Y position geometry component * @width: pixel width geometry component * @height: pixel height geometry component * * Description: * Parses the geometry string passed in @geometry, and fills * @xpos, @ypos, @width, and @height with * the corresponding values upon completion of the parse. * If the parse fails, it should be assumed that @xpos, @ypos, @width, * and @height contain undefined values. * * Returns: * %TRUE if the geometry was successfully parsed, %FALSE otherwise. **/ static gboolean gnome_parse_geometry (const gchar *geometry, gint *xpos, gint *ypos, gint *width, gint *height) { int subtract; g_return_val_if_fail (xpos != NULL, FALSE); g_return_val_if_fail (ypos != NULL, FALSE); g_return_val_if_fail (width != NULL, FALSE); g_return_val_if_fail (height != NULL, FALSE); *xpos = *ypos = *width = *height = -1; if (!geometry) return FALSE; if (*geometry == '=') geometry++; if (!*geometry) return FALSE; if (isdigit (*geometry)) *width = get_number (&geometry); if (!*geometry) return TRUE; if (*geometry == 'x' || *geometry == 'X'){ geometry++; *height = get_number (&geometry); } if (!*geometry) return 1; if (*geometry == '+'){ subtract = 0; geometry++; } else if (*geometry == '-'){ subtract = gdk_screen_width (); geometry++; } else return FALSE; *xpos = get_number (&geometry); if (subtract) *xpos = subtract - *xpos; if (!*geometry) return TRUE; if (*geometry == '+'){ subtract = 0; geometry++; } else if (*geometry == '-'){ subtract = gdk_screen_height (); geometry++; } else return FALSE; *ypos = get_number (&geometry); if (subtract) *ypos = subtract - *ypos; return TRUE; } #endif static void gtk_initialize_frame_size (struct frame *f) { gint x = 10, y = 10, w = 80, h = 30; if (STRINGP (Vgtk_initial_geometry)) { if (!gnome_parse_geometry ((char*) XSTRING_DATA (Vgtk_initial_geometry), &x,&y,&w,&h)) { x = y = 10; w = 80; h = 30; } } /* set the position of the frame's root window now. When the frame was created, the position was initialized to (0,0). */ { struct window *win = XWINDOW (f->root_window); WINDOW_LEFT (win) = FRAME_PANED_LEFT_EDGE (f); WINDOW_TOP (win) = FRAME_PANED_TOP_EDGE (f); if (!NILP (f->minibuffer_window)) { win = XWINDOW (f->minibuffer_window); WINDOW_LEFT (win) = FRAME_PANED_LEFT_EDGE (f); } } gtk_set_initial_frame_size (f, x, y, w, h); } static gboolean resize_event_cb (GtkWidget *UNUSED (w), GtkAllocation *allocation, gpointer user_data) { struct frame *f = (struct frame *) user_data; f->pixwidth = allocation->width; f->pixheight = allocation->height; if (FRAME_GTK_TEXT_WIDGET (f)->window) { Lisp_Object frame = wrap_frame (f); Fredraw_frame (frame, Qt); } return (FALSE); } static gboolean delete_event_cb (GtkWidget *UNUSED (w), GdkEvent *UNUSED (ev), gpointer user_data) { struct frame *f = (struct frame *) user_data; Lisp_Object frame = wrap_frame (f); enqueue_misc_user_event (frame, Qeval, list3 (Qdelete_frame, frame, Qt)); /* See if tickling the event queue helps us with our delays when clicking 'close' */ signal_fake_event (); return (TRUE); } extern gboolean emacs_shell_event_handler (GtkWidget *wid, GdkEvent *event, gpointer closure); extern Lisp_Object build_gtk_object (GtkObject *obj); #ifndef GNOME_IS_APP #define GNOME_IS_APP(x) 0 #define gnome_app_set_contents(x,y) 0 #endif static void cleanup_deleted_frame (gpointer data) { struct frame *f = (struct frame *) data; Lisp_Object frame = wrap_frame (f); Fdelete_frame (frame, Qt); } #ifdef HAVE_DRAGNDROP extern void dragndrop_data_received (GtkWidget *widget, GdkDragContext *context, gint x, gint y, GtkSelectionData *data, guint info, guint time); extern gboolean dragndrop_dropped (GtkWidget *widget, GdkDragContext *drag_context, gint x, gint y, guint time, gpointer user_data); Lisp_Object Vcurrent_drag_object; #define DRAG_SELECTION_DATA_ERROR "Error converting drag data to external format" static void dragndrop_get_drag (GtkWidget *UNUSED (widget), GdkDragContext *UNUSED (drag_context), GtkSelectionData *data, guint info, guint UNUSED (time), gpointer UNUSED (user_data)) { gtk_selection_data_set (data, GDK_SELECTION_TYPE_STRING, 8, DRAG_SELECTION_DATA_ERROR, strlen (DRAG_SELECTION_DATA_ERROR)); switch (info) { case TARGET_TYPE_STRING: { Lisp_Object string = Vcurrent_drag_object; if (!STRINGP (Vcurrent_drag_object)) { string = Fprin1_to_string (string, Qnil); /* Convert to a string */ } gtk_selection_data_set (data, GDK_SELECTION_TYPE_STRING, 8, XSTRING_DATA (string), XSTRING_LENGTH (string)); } break; case TARGET_TYPE_URI_LIST: break; default: break; } Vcurrent_drag_object = Qnil; } DEFUN ("gtk-start-drag-internal", Fgtk_start_drag_internal, 2, 3, 0, /* Start a GTK drag from a buffer. First arg is the event that started the drag, second arg should be some string, and the third is the type of the data (this should be a MIME type as a string (ie: text/plain)). The type defaults to text/plain. */ (event, data, dtyp)) { if (EVENTP(event)) { struct frame *f = decode_gtk_frame (Fselected_frame (Qnil)); GtkWidget *wid = FRAME_GTK_TEXT_WIDGET (f); struct Lisp_Event *lisp_event = XEVENT(event); GdkAtom dnd_typ; GtkTargetList *tl = gtk_target_list_new (dnd_target_table, dnd_n_targets); /* only drag if this is really a press */ if (EVENT_TYPE(lisp_event) != button_press_event) return Qnil; /* get the desired type */ if (!NILP (dtyp) && STRINGP (dtyp)) dnd_typ = gdk_atom_intern (XSTRING_DATA (dtyp), FALSE); gtk_drag_begin (wid, tl, GDK_ACTION_COPY, EVENT_BUTTON_BUTTON (lisp_event), NULL); Vcurrent_drag_object = data; gtk_target_list_unref (tl); } return Qnil; } #endif /* Creates the widgets for a frame. lisp_window_id is a Lisp description of an X window or Xt widget to parse. This function does not map the windows. (That is done by gtk_popup_frame().) */ static void gtk_create_widgets (struct frame *f, Lisp_Object lisp_window_id, Lisp_Object parent) { const char *name; GtkWidget *text, *container, *shell; gboolean embedded_p = !NILP (lisp_window_id); #ifdef HAVE_MENUBARS int menubar_visible; #endif if (STRINGP (f->name)) name = LISP_STRING_TO_EXTERNAL (f->name, Qctext); else name = "emacs"; FRAME_GTK_TOP_LEVEL_FRAME_P (f) = 1; if (embedded_p) { CHECK_GTK_OBJECT (lisp_window_id); if (!GTK_IS_CONTAINER (XGTK_OBJECT (lisp_window_id)->object)) { invalid_argument ("Window ID must be a GtkContainer subclass", lisp_window_id); } shell = gtk_vbox_new (FALSE, 0); gtk_object_weakref (GTK_OBJECT (shell), cleanup_deleted_frame, f); gtk_container_add (GTK_CONTAINER (XGTK_OBJECT (lisp_window_id)->object), shell); } else { #ifdef HAVE_GNOME shell = GTK_WIDGET (gnome_app_new ("XEmacs", "XEmacs/GNOME")); #else shell = GTK_WIDGET (gtk_window_new (GTK_WINDOW_TOPLEVEL)); #endif } if (!NILP (parent)) { /* If this is a transient window, keep the parent info around */ GtkWidget *parentwid = FRAME_GTK_SHELL_WIDGET (XFRAME (parent)); gtk_object_set_data (GTK_OBJECT (shell), TRANSIENT_DATA_IDENTIFIER, parentwid); gtk_window_set_transient_for (GTK_WINDOW (shell), GTK_WINDOW (parentwid)); } gtk_container_set_border_width (GTK_CONTAINER (shell), 0); /* Add a mapping from widget to frame to help widget callbacks quickly find their corresponding frame. */ gtk_object_set_data (GTK_OBJECT (shell), GTK_DATA_FRAME_IDENTIFIER, f); FRAME_GTK_SHELL_WIDGET (f) = shell; text = GTK_WIDGET (gtk_xemacs_new (f)); if (!GNOME_IS_APP (shell)) container = GTK_WIDGET (gtk_vbox_new (FALSE, INTERNAL_BORDER_WIDTH)); else container = shell; FRAME_GTK_CONTAINER_WIDGET (f) = container; FRAME_GTK_TEXT_WIDGET (f) = text; #ifdef HAVE_DRAGNDROP gtk_drag_dest_set (text, GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_HIGHLIGHT, dnd_target_table, dnd_n_targets, GDK_ACTION_COPY | GDK_ACTION_LINK | GDK_ACTION_ASK); gtk_signal_connect (GTK_OBJECT (text), "drag_drop", GTK_SIGNAL_FUNC (dragndrop_dropped), text); gtk_signal_connect (GTK_OBJECT (text), "drag_data_received", GTK_SIGNAL_FUNC (dragndrop_data_received), text); gtk_signal_connect (GTK_OBJECT (text), "drag_data_get", GTK_SIGNAL_FUNC (dragndrop_get_drag), NULL); #endif #ifdef HAVE_MENUBARS /* Create the initial menubar widget. */ menubar_visible = gtk_initialize_frame_menubar (f); if (menubar_visible) { gtk_widget_show_all (FRAME_GTK_MENUBAR_WIDGET (f)); } #endif /* HAVE_MENUBARS */ if (GNOME_IS_APP (shell)) gnome_app_set_contents (GNOME_APP (shell), text); else /* Now comes the drawing area, which should fill the rest of the ** frame completely. */ gtk_box_pack_end (GTK_BOX (container), text, TRUE, TRUE, 0); /* Connect main event handler */ gtk_signal_connect (GTK_OBJECT (shell), "delete-event", GTK_SIGNAL_FUNC (delete_event_cb), f); { static char *events_to_frob[] = { "focus-in-event", "focus-out-event", "enter-notify-event", "leave-notify-event", "map-event", "unmap-event", "property-notify-event", "selection-clear-event", "selection-request-event", "selection-notify-event", "client-event", /* "configure-event", */ "visibility-notify-event", NULL }; int i; for (i = 0; events_to_frob[i]; i++) { gtk_signal_connect (GTK_OBJECT (shell), events_to_frob[i], GTK_SIGNAL_FUNC (emacs_shell_event_handler), f); } } gtk_signal_connect (GTK_OBJECT (shell), "size-allocate", GTK_SIGNAL_FUNC (resize_event_cb), f); /* This might be safe to call now... */ /* gtk_signal_connect (GTK_OBJECT (shell), "event", GTK_SIGNAL_FUNC (emacs_shell_event_handler), f); */ /* Let's make sure we get all the events we can */ gtk_widget_set_events (text, GDK_ALL_EVENTS_MASK); if (shell != container) gtk_container_add (GTK_CONTAINER (shell), container); gtk_widget_set_name (shell, "XEmacs::shell"); gtk_widget_set_name (container, "XEmacs::container"); gtk_widget_set_name (text, "XEmacs::text"); FRAME_GTK_LISP_WIDGETS(f)[0] = build_gtk_object (GTK_OBJECT (shell)); FRAME_GTK_LISP_WIDGETS(f)[1] = build_gtk_object (GTK_OBJECT (container)); FRAME_GTK_LISP_WIDGETS(f)[2] = build_gtk_object (GTK_OBJECT (text)); gtk_widget_realize (shell); } /* create the windows for the specified frame and display them. Note that the widgets have already been created, and any necessary geometry calculations have already been done. */ static void gtk_popup_frame (struct frame *f) { /* */ if (gtk_object_get_data (GTK_OBJECT (FRAME_GTK_SHELL_WIDGET (f)), UNMAPPED_DATA_IDENTIFIER)) { FRAME_GTK_TOTALLY_VISIBLE_P (f) = 0; f->visible = 0; gtk_widget_realize (FRAME_GTK_SHELL_WIDGET (f)); gtk_widget_realize (FRAME_GTK_TEXT_WIDGET (f)); gtk_widget_hide_all (FRAME_GTK_SHELL_WIDGET (f)); } else { gtk_widget_show_all (FRAME_GTK_SHELL_WIDGET (f)); } } static void allocate_gtk_frame_struct (struct frame *f) { int i; /* zero out all slots. */ #ifdef NEW_GC f->frame_data = XGTK_FRAME (ALLOC_NORMAL_LISP_OBJECT (gtk_frame)); #else /* not NEW_GC */ f->frame_data = xnew_and_zero (struct gtk_frame); #endif /* not NEW_GC */ /* yeah, except the lisp ones */ FRAME_GTK_ICON_PIXMAP (f) = Qnil; FRAME_GTK_ICON_PIXMAP_MASK (f) = Qnil; FRAME_GTK_MENUBAR_DATA (f) = Qnil; for (i = 0; i < 3; i++) FRAME_GTK_LISP_WIDGETS (f)[i] = Qnil; /* Hashtables of callback data for glyphs on the frame. [[ Make them EQ because we only use ints as keys. Otherwise we run into stickiness in redisplay because internal_equal() can QUIT. See enter_redisplay_critical_section() ]] -- probably not true any more, now that we have internal_equal_trapping_problems(). --ben */ FRAME_GTK_WIDGET_INSTANCE_HASH_TABLE (f) = make_lisp_hash_table (50, HASH_TABLE_VALUE_WEAK, Qeq); FRAME_GTK_WIDGET_CALLBACK_HASH_TABLE (f) = make_lisp_hash_table (50, HASH_TABLE_VALUE_WEAK, Qeq); FRAME_GTK_WIDGET_CALLBACK_EX_HASH_TABLE (f) = make_lisp_hash_table (50, HASH_TABLE_VALUE_WEAK, Qeq); } /************************************************************************/ /* Lisp functions */ /************************************************************************/ static void gtk_init_frame_1 (struct frame *f, Lisp_Object props, int UNUSED (frame_name_is_defaulted)) { /* This function can GC */ Lisp_Object initially_unmapped; Lisp_Object device = FRAME_DEVICE (f); Lisp_Object lisp_window_id = Fplist_get (props, Qwindow_id, Qnil); Lisp_Object popup = Fplist_get (props, Qpopup, Qnil); if (!NILP (popup)) { if (EQ (popup, Qt)) popup = Fselected_frame (device); CHECK_LIVE_FRAME (popup); if (!EQ (device, FRAME_DEVICE (XFRAME (popup)))) invalid_argument_2 ("Parent must be on same device as frame", device, popup); } initially_unmapped = Fplist_get (props, Qinitially_unmapped, Qnil); /* * Previously we set this only if NILP (DEVICE_SELECTED_FRAME (d)) * to make sure that messages were displayed as soon as possible * if we're creating the first frame on a device. But it is * better to just set this all the time, so that when a new frame * is created that covers the selected frame, echo area status * messages can still be seen. f->visible is reset later if the * initially-unmapped property is found to be non-nil in the * frame properties. */ f->visible = 1; allocate_gtk_frame_struct (f); gtk_create_widgets (f, lisp_window_id, popup); if (!NILP (initially_unmapped)) { gtk_object_set_data (GTK_OBJECT (FRAME_GTK_SHELL_WIDGET (f)), UNMAPPED_DATA_IDENTIFIER, (gpointer) 1); } } static void gtk_init_frame_2 (struct frame *f, Lisp_Object UNUSED (props)) { /* Set up the values of the widget/frame. A case could be made for putting this inside of the widget's initialize method. */ update_frame_face_values (f); gtk_initialize_frame_size (f); /* Kyle: * update_frame_title() can't be done here, because some of the * modeline specs depend on the frame's device having a selected * frame, and that may not have been set up yet. The redisplay * will update the frame title anyway, so nothing is lost. * JV: * It turns out it gives problems with FVWMs name based mapping. * We'll just need to be careful in the modeline specs. */ update_frame_title (f); } static void gtk_init_frame_3 (struct frame *f) { /* Pop up the frame. */ gtk_popup_frame (f); } static void gtk_mark_frame (struct frame *f) { mark_object (FRAME_GTK_ICON_PIXMAP (f)); mark_object (FRAME_GTK_ICON_PIXMAP_MASK (f)); mark_object (FRAME_GTK_MENUBAR_DATA (f)); mark_object (FRAME_GTK_LISP_WIDGETS (f)[0]); mark_object (FRAME_GTK_LISP_WIDGETS (f)[1]); mark_object (FRAME_GTK_LISP_WIDGETS (f)[2]); mark_object (FRAME_GTK_WIDGET_INSTANCE_HASH_TABLE (f)); mark_object (FRAME_GTK_WIDGET_CALLBACK_HASH_TABLE (f)); mark_object (FRAME_GTK_WIDGET_CALLBACK_EX_HASH_TABLE (f)); } static void gtk_set_frame_icon (struct frame *f) { GdkPixmap *gtk_pixmap = NULL, *gtk_mask = NULL; if (IMAGE_INSTANCEP (f->icon) && IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (f->icon))) { gtk_pixmap = XIMAGE_INSTANCE_GTK_PIXMAP (f->icon); gtk_mask = XIMAGE_INSTANCE_GTK_MASK (f->icon); } else { gtk_pixmap = 0; gtk_mask = 0; } gdk_window_set_icon (GET_GTK_WIDGET_WINDOW (FRAME_GTK_SHELL_WIDGET (f)), NULL, gtk_pixmap, gtk_mask); } static void gtk_set_frame_pointer (struct frame *f) { GtkWidget *w = FRAME_GTK_TEXT_WIDGET (f); GdkCursor *c = XIMAGE_INSTANCE_GTK_CURSOR (f->pointer); if (POINTER_IMAGE_INSTANCEP (f->pointer)) { gdk_window_set_cursor (GET_GTK_WIDGET_WINDOW (w), c); gdk_flush (); } else { /* ABORT()? */ stderr_out ("POINTER_IMAGE_INSTANCEP (f->pointer) failed!\n"); } } static Lisp_Object gtk_get_frame_parent (struct frame *f) { GtkWidget *parentwid = (GtkWidget*) gtk_object_get_data (GTK_OBJECT (FRAME_GTK_SHELL_WIDGET (f)), TRANSIENT_DATA_IDENTIFIER); /* find the frame whose wid is parentwid */ if (parentwid) { Lisp_Object frmcons; DEVICE_FRAME_LOOP (frmcons, XDEVICE (FRAME_DEVICE (f))) { Lisp_Object frame = XCAR (frmcons); if (FRAME_GTK_SHELL_WIDGET (XFRAME (frame)) == parentwid) return frame; } } return Qnil; } #ifdef STUPID_X_SPECIFIC_GTK_STUFF DEFUN ("gtk-window-id", Fgtk_window_id, 0, 1, 0, /* Get the ID of the Gtk window. This gives us a chance to manipulate the Emacs window from within a different program. Since the ID is an unsigned long, we return it as a string. */ (frame)) { Ascbyte str[255]; struct frame *f = decode_gtk_frame (frame); /* Arrrrggghhh... this defeats the whole purpose of using Gdk... do we really need this? */ sprintf (str, "%lu", GDK_WINDOW_XWINDOW( GET_GTK_WIDGET_WINDOW (FRAME_GTK_TEXT_WIDGET (f)))); return build_ascstring (str); } #endif /************************************************************************/ /* manipulating the X window */ /************************************************************************/ static void gtk_set_frame_position (struct frame *f, int xoff, int yoff) { gtk_widget_set_uposition (FRAME_GTK_SHELL_WIDGET (f), xoff, yoff); } /* Call this to change the size of frame S's x-window. */ static void gtk_set_frame_size (struct frame *f, int cols, int rows) { GtkWidget *shell = FRAME_GTK_SHELL_WIDGET (f); GdkGeometry geometry; if (GTK_IS_WINDOW (shell)) { GdkWindowHints geometry_mask = GDK_HINT_RESIZE_INC; /* Update the cell size */ default_face_width_and_height (wrap_frame (f), &geometry.width_inc, &geometry.height_inc); gtk_window_set_geometry_hints (GTK_WINDOW (shell), FRAME_GTK_TEXT_WIDGET (f), &geometry, geometry_mask); } change_frame_size (f, cols, rows, 0); { GtkRequisition req; gtk_widget_size_request (FRAME_GTK_SHELL_WIDGET (f), &req); gtk_widget_set_usize (FRAME_GTK_SHELL_WIDGET (f), req.width, req.height); } } #ifdef STUPID_X_SPECIFIC_GTK_STUFF /* There is NO equivalent to XWarpPointer under Gtk */ static void gtk_set_mouse_position (struct window *w, int x, int y) { struct frame *f = XFRAME (w->frame); Display *display = GDK_DISPLAY (); XWarpPointer (display, None, GDK_WINDOW_XWINDOW (GET_GTK_WIDGET_WINDOW (FRAME_GTK_TEXT_WIDGET (f))), 0, 0, 0, 0, w->pixel_left + x, w->pixel_top + y); } #endif /* STUPID_X_SPECIFIC_GTK_STUFF */ static int gtk_get_mouse_position (struct device *d, Lisp_Object *frame, int *x, int *y) { /* Returns the pixel position within the editor text widget */ gint win_x, win_y; GdkWindow *w = gdk_window_at_pointer (&win_x, &win_y); struct frame *f = NULL; if (!w) return (0); /* At this point, w is the innermost GdkWindow containing the ** pointer and win_x and win_y are the coordinates of that window. */ f = gtk_any_window_to_frame (d, w); if (!f) return (0); *frame = wrap_frame (f); gdk_window_get_pointer (GET_GTK_WIDGET_WINDOW (FRAME_GTK_TEXT_WIDGET (f)), &win_x, &win_y, NULL); *x = win_x; *y = win_y; return (1); } static DECLARE_DOESNT_RETURN (gtk_cant_notify_wm_error (void)); static DOESNT_RETURN gtk_cant_notify_wm_error () { signal_error (Qgui_error, "Can't notify window manager of iconification", Qunbound); } /* Raise frame F. */ static void gtk_raise_frame_1 (struct frame *f, int force) { if (FRAME_VISIBLE_P (f) || force) { GdkWindow *emacs_window = GET_GTK_WIDGET_WINDOW (FRAME_GTK_SHELL_WIDGET (f)); gdk_window_raise (emacs_window); } } static void gtk_raise_frame (struct frame *f) { gtk_raise_frame_1 (f, 1); } /* Lower frame F. */ static void gtk_lower_frame (struct frame *f) { if (FRAME_VISIBLE_P (f)) { gdk_window_lower (GET_GTK_WIDGET_WINDOW (FRAME_GTK_SHELL_WIDGET (f))); } } /* Change from withdrawn state to mapped state. */ static void gtk_make_frame_visible (struct frame *f) { gtk_widget_map (FRAME_GTK_SHELL_WIDGET (f)); gtk_raise_frame_1 (f, 0); } /* Change from mapped state to withdrawn state. */ static void gtk_make_frame_invisible (struct frame *f) { gtk_widget_unmap(FRAME_GTK_SHELL_WIDGET (f)); } static int gtk_frame_visible_p (struct frame *f) { GtkWidget *w = FRAME_GTK_SHELL_WIDGET (f); f->visible = (GTK_OBJECT_FLAGS (w) & GTK_VISIBLE); return f->visible; } static int gtk_frame_totally_visible_p (struct frame *f) { return FRAME_GTK_TOTALLY_VISIBLE_P (f); } /* Change window state from mapped to iconified. */ static void gtk_iconify_frame (struct frame *f) { GdkWindow *w = GET_GTK_WIDGET_WINDOW (FRAME_GTK_SHELL_WIDGET (f)); /* There is no equivalent to XIconifyWindow in Gtk/Gdk. */ if (!XIconifyWindow (GDK_WINDOW_XDISPLAY (w), GDK_WINDOW_XWINDOW (w), DefaultScreen (GDK_WINDOW_XDISPLAY (w)))) gtk_cant_notify_wm_error (); f->iconified = 1; } /* Sets the X focus to frame f. */ static void gtk_focus_on_frame (struct frame *f) { GtkWidget *shell_widget; assert (FRAME_GTK_P (f)); shell_widget = FRAME_GTK_SHELL_WIDGET (f); if (!GET_GTK_WIDGET_WINDOW (shell_widget)) return; gtk_widget_grab_focus (shell_widget); } /* Destroy the window of frame S. */ static void gtk_delete_frame (struct frame *f) { GtkWidget *w = FRAME_GTK_SHELL_WIDGET (f); gtk_widget_destroy (w); if (FRAME_GTK_GEOM_FREE_ME_PLEASE (f)) xfree (FRAME_GTK_GEOM_FREE_ME_PLEASE (f)); #ifndef NEW_GC xfree (f->frame_data); #endif /* not NEW_GC */ f->frame_data = 0; } static void gtk_recompute_cell_sizes (struct frame *frm) { if (GTK_IS_WINDOW (FRAME_GTK_SHELL_WIDGET (frm))) { GtkWindow *w = GTK_WINDOW (FRAME_GTK_SHELL_WIDGET (frm)); GdkGeometry geometry; GdkWindowHints geometry_mask; gint width_inc = 10; gint height_inc = 10; default_face_width_and_height (wrap_frame (frm), &width_inc, &height_inc); geometry_mask = GDK_HINT_RESIZE_INC; geometry.width_inc = width_inc; geometry.height_inc = height_inc; gtk_window_set_geometry_hints (w, FRAME_GTK_TEXT_WIDGET (frm), &geometry, geometry_mask); } } static void gtk_update_frame_external_traits (struct frame* frm, Lisp_Object name) { Lisp_Object frame = Qnil; frame = wrap_frame (frm); if (EQ (name, Qforeground)) { Lisp_Object color = FACE_FOREGROUND (Vdefault_face, frame); GdkColor *fgc; if (!EQ (color, Vthe_null_color_instance)) { fgc = COLOR_INSTANCE_GTK_COLOR (XCOLOR_INSTANCE (color)); /* #### BILL!!! The X code set the XtNforeground property of the text widget here. Why did they bother? All that type of thing is done down in the guts of the redisplay code, not in the Emacs* widgets. */ } } else if (EQ (name, Qbackground)) { Lisp_Object color = FACE_BACKGROUND (Vdefault_face, frame); GdkColor *bgc; if (!EQ (color, Vthe_null_color_instance)) { bgc = COLOR_INSTANCE_GTK_COLOR (XCOLOR_INSTANCE (color)); if (FRAME_GTK_SHELL_WIDGET (frm)->window) { gdk_window_set_background (FRAME_GTK_SHELL_WIDGET (frm)->window, bgc); } if (FRAME_GTK_TEXT_WIDGET (frm)->window) { gdk_window_set_background (FRAME_GTK_TEXT_WIDGET (frm)->window, bgc); } } /* Really crappy way to force the modeline shadows to be redrawn. But effective. */ MARK_FRAME_WINDOWS_STRUCTURE_CHANGED (frm); MARK_FRAME_CHANGED (frm); } else if (EQ (name, Qfont)) { Lisp_Object font = FACE_FONT (Vdefault_face, frame, Vcharset_ascii); /* It may be that instantiating the font has deleted the frame (will happen if the user has specified a charset registry for ASCII that isn't available on the server, and our fallback of iso8859-1 isn't available; something vanishingly rare.) In that case, return from this function. */ if (!FRAME_LIVE_P(frm)) { return; } if (!EQ (font, Vthe_null_font_instance)) { /* #### BILL!!! The X code set the XtNfont property of the text widget here. Why did they bother? All that type of thing is done down in the guts of the redisplay code, not in the Emacs* widgets. */ } } else ABORT (); #ifdef HAVE_TOOLBARS /* Setting the background clears the entire frame area including the toolbar so we force an immediate redraw of it. */ if (EQ (name, Qbackground)) MAYBE_DEVMETH (XDEVICE (frm->device), redraw_frame_toolbars, (frm)); #endif /* HAVE_TOOLBARS */ /* Set window manager resize increment hints according to the new character size */ if (EQ (name, Qfont) && FRAME_GTK_TOP_LEVEL_FRAME_P (frm)) gtk_recompute_cell_sizes (frm); } /************************************************************************/ /* initialization */ /************************************************************************/ void syms_of_frame_gtk (void) { #ifdef NEW_GC INIT_LISP_OBJECT (gtk_frame); #endif /* NEW_GC */ DEFSYMBOL (Qtext_widget); DEFSYMBOL (Qcontainer_widget); DEFSYMBOL (Qshell_widget); DEFSYMBOL (Qdetachable_menubar); #ifdef HAVE_DRAGNDROP staticpro (&Vcurrent_drag_object); Vcurrent_drag_object = Qnil; DEFSUBR (Fgtk_start_drag_internal); #endif #ifdef STUPID_X_SPECIFIC_GTK_STUFF DEFSUBR (Fgtk_window_id); #endif } void console_type_create_frame_gtk (void) { /* frame methods */ CONSOLE_HAS_METHOD (gtk, init_frame_1); CONSOLE_HAS_METHOD (gtk, init_frame_2); CONSOLE_HAS_METHOD (gtk, init_frame_3); CONSOLE_HAS_METHOD (gtk, mark_frame); CONSOLE_HAS_METHOD (gtk, focus_on_frame); CONSOLE_HAS_METHOD (gtk, delete_frame); CONSOLE_HAS_METHOD (gtk, get_mouse_position); #ifdef STUPID_X_SPECIFIC_GTK_STUFF CONSOLE_HAS_METHOD (gtk, set_mouse_position); #endif CONSOLE_HAS_METHOD (gtk, raise_frame); CONSOLE_HAS_METHOD (gtk, lower_frame); CONSOLE_HAS_METHOD (gtk, make_frame_visible); CONSOLE_HAS_METHOD (gtk, make_frame_invisible); CONSOLE_HAS_METHOD (gtk, iconify_frame); CONSOLE_HAS_METHOD (gtk, set_frame_size); CONSOLE_HAS_METHOD (gtk, set_frame_position); CONSOLE_HAS_METHOD (gtk, frame_property); CONSOLE_HAS_METHOD (gtk, internal_frame_property_p); CONSOLE_HAS_METHOD (gtk, frame_properties); CONSOLE_HAS_METHOD (gtk, set_frame_properties); CONSOLE_HAS_METHOD (gtk, set_title_from_ibyte); CONSOLE_HAS_METHOD (gtk, set_icon_name_from_ibyte); CONSOLE_HAS_METHOD (gtk, frame_visible_p); CONSOLE_HAS_METHOD (gtk, frame_totally_visible_p); CONSOLE_HAS_METHOD (gtk, frame_iconified_p); CONSOLE_HAS_METHOD (gtk, set_frame_pointer); CONSOLE_HAS_METHOD (gtk, set_frame_icon); CONSOLE_HAS_METHOD (gtk, get_frame_parent); CONSOLE_HAS_METHOD (gtk, update_frame_external_traits); } void vars_of_frame_gtk (void) { DEFVAR_LISP ("default-gtk-frame-plist", &Vdefault_gtk_frame_plist /* Plist of default frame-creation properties for Gtk frames. These override what is specified in the resource database and in `default-frame-plist', but are overridden by the arguments to the particular call to `make-frame'. Note: In many cases, properties of a frame are available as specifiers instead of through the frame-properties mechanism. Here is a list of recognized frame properties, other than those documented in `set-frame-properties' (they can be queried and set at any time, except as otherwise noted): initially-unmapped If non-nil, the frame will not be visible when it is created. In this case, you need to call `make-frame-visible' to make the frame appear. popup If non-nil, it should be a frame, and this frame will be created as a "popup" frame whose parent is the given frame. This will make the window manager treat the frame as a dialog box, which may entail doing different things (e.g. not asking for positioning, and not iconifying separate from its parent). inter-line-space Not currently implemented. toolbar-shadow-thickness Thickness of toolbar shadows. background-toolbar-color Color of toolbar background. bottom-toolbar-shadow-color Color of bottom shadows on toolbars. (*Not* specific to the bottom-toolbar.) top-toolbar-shadow-color Color of top shadows on toolbars. (*Not* specific to the top-toolbar.) internal-border-width Width of internal border around text area. border-width Width of external border around text area. top Y position (in pixels) of the upper-left outermost corner of the frame (i.e. the upper-left of the window-manager decorations). left X position (in pixels) of the upper-left outermost corner of the frame (i.e. the upper-left of the window-manager decorations). border-color Color of external border around text area. cursor-color Color of text cursor. See also `default-frame-plist', which specifies properties which apply to all frames, not just Gtk frames. */ ); Vdefault_gtk_frame_plist = Qnil; gtk_console_methods->device_specific_frame_props = &Vdefault_gtk_frame_plist; }