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Diffstat (limited to 'lwlib/lwlib-Xaw.c')
| -rw-r--r-- | lwlib/lwlib-Xaw.c | 648 |
1 files changed, 0 insertions, 648 deletions
diff --git a/lwlib/lwlib-Xaw.c b/lwlib/lwlib-Xaw.c deleted file mode 100644 index 21685659ae5..00000000000 --- a/lwlib/lwlib-Xaw.c +++ /dev/null @@ -1,648 +0,0 @@ -/* The lwlib interface to Athena widgets. - Copyright (C) 1993 Chuck Thompson <cthomp@cs.uiuc.edu> - -This file is part of the Lucid Widget Library. - -The Lucid Widget Library 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 1, or (at your option) -any later version. - -The Lucid Widget Library 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 GNU Emacs; see the file COPYING. If not, write to -the Free Software Foundation, Inc., 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -#include <stdio.h> - -#include "lwlib-Xaw.h" - -#include <X11/StringDefs.h> -#include <X11/IntrinsicP.h> -#include <X11/CoreP.h> -#include <X11/Shell.h> - -#include <X11/Xaw/Scrollbar.h> -#include <X11/Xaw/Paned.h> -#include <X11/Xaw/Dialog.h> -#include <X11/Xaw/Form.h> -#include <X11/Xaw/Command.h> -#include <X11/Xaw/Label.h> - -#include <X11/Xatom.h> - -static void xaw_generic_callback (/*Widget, XtPointer, XtPointer*/); - - -Boolean -lw_xaw_widget_p (widget) - Widget widget; -{ - return (XtIsSubclass (widget, scrollbarWidgetClass) || - XtIsSubclass (widget, dialogWidgetClass)); -} - -static void -xaw_update_scrollbar (instance, widget, val) - widget_instance *instance; - Widget widget; - widget_value *val; -{ -#if 0 - if (val->scrollbar_data) - { - scrollbar_values *data = val->scrollbar_data; - Dimension height, width; - Dimension pos_x, pos_y; - int widget_shown, widget_topOfThumb; - float new_shown, new_topOfThumb; - - XtVaGetValues (widget, - XtNheight, &height, - XtNwidth, &width, - XtNx, &pos_x, - XtNy, &pos_y, - XtNtopOfThumb, &widget_topOfThumb, - XtNshown, &widget_shown, - 0); - - /* - * First size and position the scrollbar widget. - * We need to position it to second-guess the Paned widget's notion - * of what should happen when the WMShell gets resized. - */ - if (height != data->scrollbar_height || pos_y != data->scrollbar_pos) - { - XtConfigureWidget (widget, pos_x, data->scrollbar_pos, - width, data->scrollbar_height, 0); - - XtVaSetValues (widget, - XtNlength, data->scrollbar_height, - XtNthickness, width, - 0); - } - - /* - * Now the size the scrollbar's slider. - */ - new_shown = (float) data->slider_size / - (float) (data->maximum - data->minimum); - - new_topOfThumb = (float) (data->slider_position - data->minimum) / - (float) (data->maximum - data->minimum); - - if (new_shown > 1.0) - new_shown = 1.0; - if (new_shown < 0) - new_shown = 0; - - if (new_topOfThumb > 1.0) - new_topOfThumb = 1.0; - if (new_topOfThumb < 0) - new_topOfThumb = 0; - - if (new_shown != widget_shown || new_topOfThumb != widget_topOfThumb) - XawScrollbarSetThumb (widget, new_topOfThumb, new_shown); - } -#endif -} - -void -xaw_update_one_widget (instance, widget, val, deep_p) - widget_instance *instance; - Widget widget; - widget_value *val; - Boolean deep_p; -{ -#if 0 - if (XtIsSubclass (widget, scrollbarWidgetClass)) - { - xaw_update_scrollbar (instance, widget, val); - } -#endif - if (XtIsSubclass (widget, dialogWidgetClass)) - { - Arg al[1]; - int ac = 0; - XtSetArg (al[ac], XtNlabel, val->contents->value); ac++; - XtSetValues (widget, al, ac); - } - else if (XtIsSubclass (widget, commandWidgetClass)) - { - Dimension bw = 0; - Arg al[3]; - - XtVaGetValues (widget, XtNborderWidth, &bw, 0); - if (bw == 0) - /* Don't let buttons end up with 0 borderwidth, that's ugly... - Yeah, all this should really be done through app-defaults files - or fallback resources, but that's a whole different can of worms - that I don't feel like opening right now. Making Athena widgets - not look like shit is just entirely too much work. - */ - { - XtSetArg (al[0], XtNborderWidth, 1); - XtSetValues (widget, al, 1); - } - - XtSetArg (al[0], XtNlabel, val->value); - XtSetArg (al[1], XtNsensitive, val->enabled); - /* Force centered button text. Se above. */ - XtSetArg (al[2], XtNjustify, XtJustifyCenter); - XtSetValues (widget, al, 3); - XtRemoveAllCallbacks (widget, XtNcallback); - XtAddCallback (widget, XtNcallback, xaw_generic_callback, instance); - } -} - -void -xaw_update_one_value (instance, widget, val) - widget_instance *instance; - Widget widget; - widget_value *val; -{ - /* This function is not used by the scrollbars and those are the only - Athena widget implemented at the moment so do nothing. */ - return; -} - -void -xaw_destroy_instance (instance) - widget_instance *instance; -{ - if (XtIsSubclass (instance->widget, dialogWidgetClass)) - /* Need to destroy the Shell too. */ - XtDestroyWidget (XtParent (instance->widget)); - else - XtDestroyWidget (instance->widget); -} - -void -xaw_popup_menu (widget) - Widget widget; -{ - /* An Athena menubar has not been implemented. */ - return; -} - -void -xaw_pop_instance (instance, up) - widget_instance *instance; - Boolean up; -{ - Widget widget = instance->widget; - - if (up) - { - if (XtIsSubclass (widget, dialogWidgetClass)) - { - /* For dialogs, we need to call XtPopup on the parent instead - of calling XtManageChild on the widget. - Also we need to hack the shell's WM_PROTOCOLS to get it to - understand what the close box is supposed to do!! - */ - Display *dpy = XtDisplay (widget); - Widget shell = XtParent (widget); - Atom props [2]; - int i = 0; - props [i++] = XInternAtom (dpy, "WM_DELETE_WINDOW", False); - XChangeProperty (dpy, XtWindow (shell), - XInternAtom (dpy, "WM_PROTOCOLS", False), - XA_ATOM, 32, PropModeAppend, - (unsigned char *) props, i); - - /* Center the widget in its parent. Why isn't this kind of crap - done automatically? I thought toolkits were supposed to make - life easier? - */ - { - unsigned int x, y, w, h; - Widget topmost = instance->parent; - Arg args[2]; - - w = shell->core.width; - h = shell->core.height; - while (topmost->core.parent && XtIsRealized (topmost->core.parent)) - topmost = topmost->core.parent; - if (topmost->core.width < w) x = topmost->core.x; - else x = topmost->core.x + ((topmost->core.width - w) / 2); - if (topmost->core.height < h) y = topmost->core.y; - else y = topmost->core.y + ((topmost->core.height - h) / 2); - /* Using XtMoveWidget caused the widget to come - out in the wrong place with vtwm. - Question of virtual vs real coords, perhaps. */ - XtSetArg (args[0], XtNx, x); - XtSetArg (args[1], XtNy, y); - XtSetValues (shell, args, 2); - } - - /* Finally, pop it up. */ - XtPopup (shell, XtGrabNonexclusive); - } - else - XtManageChild (widget); - } - else - { - if (XtIsSubclass (widget, dialogWidgetClass)) - XtUnmanageChild (XtParent (widget)); - else - XtUnmanageChild (widget); - } -} - - -/* Dialog boxes */ - -static char overrideTrans[] = - "<Message>WM_PROTOCOLS: lwlib_delete_dialog()"; -static void wm_delete_window(); -static XtActionsRec xaw_actions [] = { - {"lwlib_delete_dialog", wm_delete_window} -}; -static Boolean actions_initted = False; - -static Widget -make_dialog (name, parent, pop_up_p, shell_title, icon_name, text_input_slot, radio_box, list, left_buttons, right_buttons) - char* name; - Widget parent; - Boolean pop_up_p; - char* shell_title; - char* icon_name; - Boolean text_input_slot; - Boolean radio_box; - Boolean list; - int left_buttons; - int right_buttons; -{ - Arg av [20]; - int ac = 0; - int i, bc; - char button_name [255]; - Widget shell; - Widget dialog; - Widget button; - XtTranslations override; - - if (! pop_up_p) abort (); /* not implemented */ - if (text_input_slot) abort (); /* not implemented */ - if (radio_box) abort (); /* not implemented */ - if (list) abort (); /* not implemented */ - - if (! actions_initted) - { - XtAppContext app = XtWidgetToApplicationContext (parent); - XtAppAddActions (app, xaw_actions, - sizeof (xaw_actions) / sizeof (xaw_actions[0])); - actions_initted = True; - } - - override = XtParseTranslationTable (overrideTrans); - - ac = 0; - XtSetArg (av[ac], XtNtitle, shell_title); ac++; - XtSetArg (av[ac], XtNallowShellResize, True); ac++; - - /* Don't allow any geometry request from the user. */ - XtSetArg (av[ac], XtNgeometry, 0); ac++; - - shell = XtCreatePopupShell ("dialog", transientShellWidgetClass, - parent, av, ac); - XtOverrideTranslations (shell, override); - - ac = 0; - dialog = XtCreateManagedWidget (name, dialogWidgetClass, shell, av, ac); - - bc = 0; - button = 0; - for (i = 0; i < left_buttons; i++) - { - ac = 0; - XtSetArg (av [ac], XtNfromHoriz, button); ac++; - XtSetArg (av [ac], XtNleft, XtChainLeft); ac++; - XtSetArg (av [ac], XtNright, XtChainLeft); ac++; - XtSetArg (av [ac], XtNtop, XtChainBottom); ac++; - XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++; - XtSetArg (av [ac], XtNresizable, True); ac++; - sprintf (button_name, "button%d", ++bc); - button = XtCreateManagedWidget (button_name, commandWidgetClass, - dialog, av, ac); - } - if (right_buttons) - { - /* Create a separator - - I want the separator to take up the slack between the buttons on - the right and the buttons on the left (that is I want the buttons - after the separator to be packed against the right edge of the - window) but I can't seem to make it do it. - */ - ac = 0; - XtSetArg (av [ac], XtNfromHoriz, button); ac++; -/* XtSetArg (av [ac], XtNfromVert, XtNameToWidget (dialog, "label")); ac++; */ - XtSetArg (av [ac], XtNleft, XtChainLeft); ac++; - XtSetArg (av [ac], XtNright, XtChainRight); ac++; - XtSetArg (av [ac], XtNtop, XtChainBottom); ac++; - XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++; - XtSetArg (av [ac], XtNlabel, ""); ac++; - XtSetArg (av [ac], XtNwidth, 30); ac++; /* #### aaack!! */ - XtSetArg (av [ac], XtNborderWidth, 0); ac++; - XtSetArg (av [ac], XtNshapeStyle, XmuShapeRectangle); ac++; - XtSetArg (av [ac], XtNresizable, False); ac++; - XtSetArg (av [ac], XtNsensitive, False); ac++; - button = XtCreateManagedWidget ("separator", - /* labelWidgetClass, */ - /* This has to be Command to fake out - the Dialog widget... */ - commandWidgetClass, - dialog, av, ac); - } - for (i = 0; i < right_buttons; i++) - { - ac = 0; - XtSetArg (av [ac], XtNfromHoriz, button); ac++; - XtSetArg (av [ac], XtNleft, XtChainRight); ac++; - XtSetArg (av [ac], XtNright, XtChainRight); ac++; - XtSetArg (av [ac], XtNtop, XtChainBottom); ac++; - XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++; - XtSetArg (av [ac], XtNresizable, True); ac++; - sprintf (button_name, "button%d", ++bc); - button = XtCreateManagedWidget (button_name, commandWidgetClass, - dialog, av, ac); - } - - return dialog; -} - -Widget -xaw_create_dialog (instance) - widget_instance* instance; -{ - char *name = instance->info->type; - Widget parent = instance->parent; - Widget widget; - Boolean pop_up_p = instance->pop_up_p; - char *shell_name = 0; - char *icon_name; - Boolean text_input_slot = False; - Boolean radio_box = False; - Boolean list = False; - int total_buttons; - int left_buttons = 0; - int right_buttons = 1; - - switch (name [0]) { - case 'E': case 'e': - icon_name = "dbox-error"; - shell_name = "Error"; - break; - - case 'I': case 'i': - icon_name = "dbox-info"; - shell_name = "Information"; - break; - - case 'L': case 'l': - list = True; - icon_name = "dbox-question"; - shell_name = "Prompt"; - break; - - case 'P': case 'p': - text_input_slot = True; - icon_name = "dbox-question"; - shell_name = "Prompt"; - break; - - case 'Q': case 'q': - icon_name = "dbox-question"; - shell_name = "Question"; - break; - } - - total_buttons = name [1] - '0'; - - if (name [3] == 'T' || name [3] == 't') - { - text_input_slot = False; - radio_box = True; - } - else if (name [3]) - right_buttons = name [4] - '0'; - - left_buttons = total_buttons - right_buttons; - - widget = make_dialog (name, parent, pop_up_p, - shell_name, icon_name, text_input_slot, radio_box, - list, left_buttons, right_buttons); - - return widget; -} - - -static void -xaw_generic_callback (widget, closure, call_data) - Widget widget; - XtPointer closure; - XtPointer call_data; -{ - widget_instance *instance = (widget_instance *) closure; - Widget instance_widget; - LWLIB_ID id; - XtPointer user_data; - - lw_internal_update_other_instances (widget, closure, call_data); - - if (! instance) - return; - if (widget->core.being_destroyed) - return; - - instance_widget = instance->widget; - if (!instance_widget) - return; - - id = instance->info->id; - -#if 0 - user_data = NULL; - XtVaGetValues (widget, XtNuserData, &user_data, 0); -#else - /* Damn! Athena doesn't give us a way to hang our own data on the - buttons, so we have to go find it... I guess this assumes that - all instances of a button have the same call data. */ - { - widget_value *val = instance->info->val->contents; - char *name = XtName (widget); - while (val) - { - if (val->name && !strcmp (val->name, name)) - break; - val = val->next; - } - if (! val) abort (); - user_data = val->call_data; - } -#endif - - if (instance->info->selection_cb) - instance->info->selection_cb (widget, id, user_data); -} - -static void -wm_delete_window (shell, closure, call_data) - Widget shell; - XtPointer closure; - XtPointer call_data; -{ - LWLIB_ID id; - Widget *kids = 0; - Widget widget; - if (! XtIsSubclass (shell, shellWidgetClass)) - abort (); - XtVaGetValues (shell, XtNchildren, &kids, 0); - if (!kids || !*kids) - abort (); - widget = kids [0]; - if (! XtIsSubclass (widget, dialogWidgetClass)) - abort (); - id = lw_get_widget_id (widget); - if (! id) abort (); - - { - widget_info *info = lw_get_widget_info (id); - if (! info) abort (); - if (info->selection_cb) - info->selection_cb (widget, id, (XtPointer) -1); - } - - lw_destroy_all_widgets (id); -} - - -/* Scrollbars */ - -static void -xaw_scrollbar_scroll (widget, closure, call_data) - Widget widget; - XtPointer closure; - XtPointer call_data; -{ -#if 0 - widget_instance *instance = (widget_instance *) closure; - LWLIB_ID id; - scroll_event event_data; - - if (!instance || widget->core.being_destroyed) - return; - - id = instance->info->id; - event_data.slider_value = 0; - event_data.time = 0; - - if ((int) call_data > 0) - event_data.action = SCROLLBAR_PAGE_DOWN; - else - event_data.action = SCROLLBAR_PAGE_UP; - - if (instance->info->pre_activate_cb) - instance->info->pre_activate_cb (widget, id, (XtPointer) &event_data); -#endif -} - -static void -xaw_scrollbar_jump (widget, closure, call_data) - Widget widget; - XtPointer closure; - XtPointer call_data; -{ -#if 0 - widget_instance *instance = (widget_instance *) closure; - LWLIB_ID id; - scroll_event event_data; - scrollbar_values *val = - (scrollbar_values *) instance->info->val->scrollbar_data; - float percent; - - if (!instance || widget->core.being_destroyed) - return; - - id = instance->info->id; - - percent = * (float *) call_data; - event_data.slider_value = - (int) (percent * (float) (val->maximum - val->minimum)) + val->minimum; - - event_data.time = 0; - event_data.action = SCROLLBAR_DRAG; - - if (instance->info->pre_activate_cb) - instance->info->pre_activate_cb (widget, id, (XtPointer) &event_data); -#endif -} - -static Widget -xaw_create_scrollbar (instance) - widget_instance *instance; -{ -#if 0 - Arg av[20]; - int ac = 0; - Dimension width; - Widget scrollbar; - - XtVaGetValues (instance->parent, XtNwidth, &width, 0); - - XtSetArg (av[ac], XtNshowGrip, 0); ac++; - XtSetArg (av[ac], XtNresizeToPreferred, 1); ac++; - XtSetArg (av[ac], XtNallowResize, True); ac++; - XtSetArg (av[ac], XtNskipAdjust, True); ac++; - XtSetArg (av[ac], XtNwidth, width); ac++; - XtSetArg (av[ac], XtNmappedWhenManaged, True); ac++; - - scrollbar = - XtCreateWidget (instance->info->name, scrollbarWidgetClass, - instance->parent, av, ac); - - /* We have to force the border width to be 0 otherwise the - geometry manager likes to start looping for awhile... */ - XtVaSetValues (scrollbar, XtNborderWidth, 0, 0); - - XtRemoveAllCallbacks (scrollbar, "jumpProc"); - XtRemoveAllCallbacks (scrollbar, "scrollProc"); - - XtAddCallback (scrollbar, "jumpProc", xaw_scrollbar_jump, - (XtPointer) instance); - XtAddCallback (scrollbar, "scrollProc", xaw_scrollbar_scroll, - (XtPointer) instance); - - return scrollbar; -#endif -} - -static Widget -xaw_create_main (instance) - widget_instance *instance; -{ - Arg al[1]; - int ac; - - /* Create a vertical Paned to hold menubar */ - ac = 0; - XtSetArg (al[ac], XtNborderWidth, 0); ac++; - return XtCreateWidget (instance->info->name, panedWidgetClass, - instance->parent, al, ac); -} - -widget_creation_entry -xaw_creation_table [] = -{ - {"scrollbar", xaw_create_scrollbar}, - {"main", xaw_create_main}, - {NULL, NULL} -}; |