mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-23 12:56:51 +03:00
8b018db98f
Signed-off-by: Slava Zanko <slavazanko@gmail.com>
889 lines
25 KiB
C
889 lines
25 KiB
C
/* Copyright (C) 1994, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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2007, 2009 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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/** \file menu.c
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* \brief Source: pulldown menu code
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*/
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#include <config.h>
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#include <ctype.h>
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#include <stdarg.h>
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#include <string.h>
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#include <sys/types.h>
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#include "lib/global.h"
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#include "lib/tty/tty.h"
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#include "lib/skin.h"
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#include "lib/tty/mouse.h"
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#include "lib/tty/key.h" /* key macros */
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#include "lib/strutil.h"
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#include "dialog.h"
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#include "widget.h"
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#include "menu.h"
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/* TODO: these includes should be removed! */
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#include "src/cmddef.h" /* CK_Ignore_Key */
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#include "src/help.h"
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#include "src/main.h" /* is_right */
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/*** global variables ****************************************************************************/
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int menubar_visible = 1; /* This is the new default */
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/*** file scope macro definitions ****************************************************************/
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/*** file scope type declarations ****************************************************************/
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/*** file scope variables ************************************************************************/
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static cb_ret_t menubar_callback (Widget * w, widget_msg_t msg, int parm);
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/*** file scope functions ************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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static void
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menu_arrange (Menu * menu, dlg_shortcut_str get_shortcut)
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{
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if (menu != NULL)
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{
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GList *i;
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size_t max_shortcut_len = 0;
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menu->max_entry_len = 1;
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menu->max_hotkey_len = 1;
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for (i = menu->entries; i != NULL; i = g_list_next (i))
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{
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menu_entry_t *entry = i->data;
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if (entry != NULL)
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{
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size_t len;
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len = (size_t) hotkey_width (entry->text);
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menu->max_hotkey_len = max (menu->max_hotkey_len, len);
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if (get_shortcut != NULL)
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entry->shortcut = get_shortcut (entry->command);
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if (entry->shortcut != NULL)
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{
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len = (size_t) str_term_width1 (entry->shortcut);
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max_shortcut_len = max (max_shortcut_len, len);
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}
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}
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}
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menu->max_entry_len = menu->max_hotkey_len + max_shortcut_len;
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}
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_paint_idx (WMenuBar * menubar, unsigned int idx, int color)
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{
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const Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
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const menu_entry_t *entry = g_list_nth_data (menu->entries, idx);
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const int y = 2 + idx;
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int x = menu->start_x;
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if (x + menu->max_entry_len + 4 > (gsize) menubar->widget.cols)
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x = menubar->widget.cols - menu->max_entry_len - 4;
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if (entry == NULL)
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{
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/* menu separator */
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tty_setcolor (MENU_ENTRY_COLOR);
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widget_move (&menubar->widget, y, x - 1);
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tty_print_alt_char (ACS_LTEE, FALSE);
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tty_draw_hline (menubar->widget.y + y, menubar->widget.x + x,
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ACS_HLINE, menu->max_entry_len + 3);
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widget_move (&menubar->widget, y, x + menu->max_entry_len + 3);
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tty_print_alt_char (ACS_RTEE, FALSE);
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}
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else
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{
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/* menu text */
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tty_setcolor (color);
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widget_move (&menubar->widget, y, x);
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tty_print_char ((unsigned char) entry->first_letter);
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tty_draw_hline (-1, -1, ' ', menu->max_entry_len + 2); /* clear line */
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tty_print_string (entry->text.start);
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if (entry->text.hotkey != NULL)
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{
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tty_setcolor (color == MENU_SELECTED_COLOR ? MENU_HOTSEL_COLOR : MENU_HOT_COLOR);
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tty_print_string (entry->text.hotkey);
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tty_setcolor (color);
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}
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if (entry->text.end != NULL)
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tty_print_string (entry->text.end);
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if (entry->shortcut != NULL)
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{
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widget_move (&menubar->widget, y, x + menu->max_hotkey_len + 3);
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tty_print_string (entry->shortcut);
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}
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/* move cursor to the start of entry text */
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widget_move (&menubar->widget, y, x + 1);
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}
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_draw_drop (WMenuBar * menubar)
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{
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const Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
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const unsigned int count = g_list_length (menu->entries);
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int column = menu->start_x - 1;
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unsigned int i;
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if (column + menu->max_entry_len + 5 > (gsize) menubar->widget.cols)
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column = menubar->widget.cols - menu->max_entry_len - 5;
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tty_setcolor (MENU_ENTRY_COLOR);
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draw_box (menubar->widget.owner,
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menubar->widget.y + 1, menubar->widget.x + column,
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count + 2, menu->max_entry_len + 5, FALSE);
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for (i = 0; i < count; i++)
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menubar_paint_idx (menubar, i,
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i == menu->selected ? MENU_SELECTED_COLOR : MENU_ENTRY_COLOR);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_set_color (WMenuBar * menubar, gboolean current, gboolean hotkey)
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{
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if (!menubar->is_active)
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tty_setcolor (MENU_INACTIVE_COLOR);
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else if (current)
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tty_setcolor (hotkey ? MENU_HOTSEL_COLOR : MENU_SELECTED_COLOR);
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else
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tty_setcolor (hotkey ? MENU_HOT_COLOR : MENU_ENTRY_COLOR);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_draw (WMenuBar * menubar)
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{
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GList *i;
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/* First draw the complete menubar */
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tty_setcolor (menubar->is_active ? MENU_ENTRY_COLOR : MENU_INACTIVE_COLOR);
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tty_draw_hline (menubar->widget.y, menubar->widget.x, ' ', menubar->widget.cols);
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/* Now each one of the entries */
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for (i = menubar->menu; i != NULL; i = g_list_next (i))
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{
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Menu *menu = i->data;
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gboolean is_selected = (menubar->selected == (gsize) g_list_position (menubar->menu, i));
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menubar_set_color (menubar, is_selected, FALSE);
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widget_move (&menubar->widget, 0, menu->start_x);
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tty_print_char (' ');
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tty_print_string (menu->text.start);
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if (menu->text.hotkey != NULL)
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{
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menubar_set_color (menubar, is_selected, TRUE);
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tty_print_string (menu->text.hotkey);
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menubar_set_color (menubar, is_selected, FALSE);
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}
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if (menu->text.end != NULL)
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tty_print_string (menu->text.end);
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tty_print_char (' ');
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}
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if (menubar->is_dropped)
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menubar_draw_drop (menubar);
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else
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widget_move (&menubar->widget, 0,
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((Menu *) g_list_nth_data (menubar->menu, menubar->selected))->start_x);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_remove (WMenuBar * menubar)
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{
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if (menubar->is_dropped)
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{
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menubar->is_dropped = FALSE;
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do_refresh ();
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menubar->is_dropped = TRUE;
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}
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_left (WMenuBar * menubar)
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{
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menubar_remove (menubar);
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if (menubar->selected == 0)
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menubar->selected = g_list_length (menubar->menu) - 1;
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else
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menubar->selected--;
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menubar_draw (menubar);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_right (WMenuBar * menubar)
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{
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menubar_remove (menubar);
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menubar->selected = (menubar->selected + 1) % g_list_length (menubar->menu);
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menubar_draw (menubar);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_finish (WMenuBar * menubar)
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{
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menubar->is_dropped = FALSE;
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menubar->is_active = FALSE;
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menubar->widget.lines = 1;
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widget_want_hotkey (menubar->widget, 0);
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dlg_select_by_id (menubar->widget.owner, menubar->previous_widget);
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do_refresh ();
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_drop (WMenuBar * menubar, unsigned int selected)
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{
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menubar->is_dropped = TRUE;
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menubar->selected = selected;
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menubar_draw (menubar);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_execute (WMenuBar * menubar)
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{
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const Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
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const menu_entry_t *entry = g_list_nth_data (menu->entries, menu->selected);
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if ((entry != NULL) && (entry->command != CK_Ignore_Key))
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{
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is_right = (menubar->selected != 0);
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menubar_finish (menubar);
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menubar->widget.owner->callback (menubar->widget.owner, &menubar->widget,
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DLG_ACTION, entry->command, NULL);
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do_refresh ();
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}
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_down (WMenuBar * menubar)
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{
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Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
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const unsigned int len = g_list_length (menu->entries);
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menu_entry_t *entry;
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menubar_paint_idx (menubar, menu->selected, MENU_ENTRY_COLOR);
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do
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{
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menu->selected = (menu->selected + 1) % len;
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entry = (menu_entry_t *) g_list_nth_data (menu->entries, menu->selected);
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}
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while ((entry == NULL) || (entry->command == CK_Ignore_Key));
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menubar_paint_idx (menubar, menu->selected, MENU_SELECTED_COLOR);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_up (WMenuBar * menubar)
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{
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Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
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const unsigned int len = g_list_length (menu->entries);
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menu_entry_t *entry;
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menubar_paint_idx (menubar, menu->selected, MENU_ENTRY_COLOR);
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do
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{
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if (menu->selected == 0)
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menu->selected = len - 1;
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else
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menu->selected--;
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entry = (menu_entry_t *) g_list_nth_data (menu->entries, menu->selected);
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}
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while ((entry == NULL) || (entry->command == CK_Ignore_Key));
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menubar_paint_idx (menubar, menu->selected, MENU_SELECTED_COLOR);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_first (WMenuBar * menubar)
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{
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Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
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menu_entry_t *entry;
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if (menu->selected == 0)
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return;
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menubar_paint_idx (menubar, menu->selected, MENU_ENTRY_COLOR);
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menu->selected = 0;
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while (TRUE)
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{
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entry = (menu_entry_t *) g_list_nth_data (menu->entries, menu->selected);
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if ((entry == NULL) || (entry->command == CK_Ignore_Key))
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menu->selected++;
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else
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break;
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}
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menubar_paint_idx (menubar, menu->selected, MENU_SELECTED_COLOR);
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}
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/* --------------------------------------------------------------------------------------------- */
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static void
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menubar_last (WMenuBar * menubar)
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{
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Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
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const unsigned int len = g_list_length (menu->entries);
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menu_entry_t *entry;
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if (menu->selected == len - 1)
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return;
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menubar_paint_idx (menubar, menu->selected, MENU_ENTRY_COLOR);
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menu->selected = len;
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do
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{
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menu->selected--;
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entry = (menu_entry_t *) g_list_nth_data (menu->entries, menu->selected);
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}
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while ((entry == NULL) || (entry->command == CK_Ignore_Key));
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menubar_paint_idx (menubar, menu->selected, MENU_SELECTED_COLOR);
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}
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/* --------------------------------------------------------------------------------------------- */
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static int
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menubar_handle_key (WMenuBar * menubar, int key)
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{
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/* Lowercase */
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if (isascii (key))
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key = g_ascii_tolower (key);
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if (is_abort_char (key))
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{
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menubar_finish (menubar);
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return 1;
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}
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/* menubar help or menubar navigation */
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switch (key)
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{
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case KEY_F (1):
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if (menubar->is_dropped)
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interactive_display (NULL,
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((Menu *) g_list_nth_data (menubar->menu,
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menubar->selected))->help_node);
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else
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interactive_display (NULL, "[Menu Bar]");
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menubar_draw (menubar);
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return 1;
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case KEY_LEFT:
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case XCTRL ('b'):
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menubar_left (menubar);
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return 1;
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case KEY_RIGHT:
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case XCTRL ('f'):
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menubar_right (menubar);
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return 1;
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}
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if (!menubar->is_dropped)
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{
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GList *i;
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/* drop menu by hotkey */
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for (i = menubar->menu; i != NULL; i = g_list_next (i))
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{
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Menu *menu = i->data;
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if ((menu->text.hotkey != NULL) && (key == g_ascii_tolower (menu->text.hotkey[0])))
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{
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menubar_drop (menubar, g_list_position (menubar->menu, i));
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return 1;
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}
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}
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/* drop menu by Enter or Dowwn key */
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if (key == KEY_ENTER || key == XCTRL ('n') || key == KEY_DOWN || key == '\n')
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menubar_drop (menubar, menubar->selected);
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return 1;
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}
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{
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Menu *menu = g_list_nth_data (menubar->menu, menubar->selected);
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GList *i;
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/* execute menu command by hotkey */
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for (i = menu->entries; i != NULL; i = g_list_next (i))
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{
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const menu_entry_t *entry = i->data;
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if ((entry != NULL) && (entry->command != CK_Ignore_Key)
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&& (entry->text.hotkey != NULL) && (key == g_ascii_tolower (entry->text.hotkey[0])))
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{
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menu->selected = g_list_position (menu->entries, i);
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menubar_execute (menubar);
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return 1;
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}
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}
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/* menu execute by Enter or menu navigation */
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switch (key)
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{
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case KEY_ENTER:
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case '\n':
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menubar_execute (menubar);
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return 1;
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case KEY_HOME:
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case ALT ('<'):
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menubar_first (menubar);
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break;
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case KEY_END:
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case ALT ('>'):
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menubar_last (menubar);
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break;
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case KEY_DOWN:
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case XCTRL ('n'):
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menubar_down (menubar);
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break;
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case KEY_UP:
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case XCTRL ('p'):
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menubar_up (menubar);
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break;
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}
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}
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return 0;
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}
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/* --------------------------------------------------------------------------------------------- */
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static cb_ret_t
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menubar_callback (Widget * w, widget_msg_t msg, int parm)
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{
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WMenuBar *menubar = (WMenuBar *) w;
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switch (msg)
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{
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/* We do not want the focus unless we have been activated */
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case WIDGET_FOCUS:
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if (!menubar->is_active)
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return MSG_NOT_HANDLED;
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/* Trick to get all the mouse events */
|
|
menubar->widget.lines = LINES;
|
|
|
|
/* Trick to get all of the hotkeys */
|
|
widget_want_hotkey (menubar->widget, 1);
|
|
menubar_draw (menubar);
|
|
return MSG_HANDLED;
|
|
|
|
/* We don't want the buttonbar to activate while using the menubar */
|
|
case WIDGET_HOTKEY:
|
|
case WIDGET_KEY:
|
|
if (menubar->is_active)
|
|
{
|
|
menubar_handle_key (menubar, parm);
|
|
return MSG_HANDLED;
|
|
}
|
|
return MSG_NOT_HANDLED;
|
|
|
|
case WIDGET_CURSOR:
|
|
/* Put the cursor in a suitable place */
|
|
return MSG_NOT_HANDLED;
|
|
|
|
case WIDGET_UNFOCUS:
|
|
return menubar->is_active ? MSG_NOT_HANDLED : MSG_HANDLED;
|
|
|
|
case WIDGET_DRAW:
|
|
if (menubar_visible)
|
|
{
|
|
menubar_draw (menubar);
|
|
return MSG_HANDLED;
|
|
}
|
|
/* fall through */
|
|
|
|
case WIDGET_RESIZED:
|
|
/* try show menu after screen resize */
|
|
send_message (w, WIDGET_FOCUS, 0);
|
|
return MSG_HANDLED;
|
|
|
|
|
|
case WIDGET_DESTROY:
|
|
menubar_set_menu (menubar, NULL);
|
|
return MSG_HANDLED;
|
|
|
|
default:
|
|
return default_proc (msg, parm);
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
static int
|
|
menubar_event (Gpm_Event * event, void *data)
|
|
{
|
|
WMenuBar *menubar = data;
|
|
gboolean was_active = TRUE;
|
|
int left_x, right_x, bottom_y;
|
|
Menu *menu;
|
|
|
|
/* ignore unsupported events */
|
|
if ((event->type & (GPM_UP | GPM_DOWN | GPM_DRAG)) == 0)
|
|
return MOU_NORMAL;
|
|
|
|
/* ignore wheel events if menu is inactive */
|
|
if (!menubar->is_active && ((event->buttons & (GPM_B_MIDDLE | GPM_B_UP | GPM_B_DOWN)) != 0))
|
|
return MOU_NORMAL;
|
|
|
|
if (!menubar->is_dropped)
|
|
{
|
|
menubar->previous_widget = dlg_get_current_widget_id (menubar->widget.owner);
|
|
menubar->is_active = TRUE;
|
|
menubar->is_dropped = TRUE;
|
|
was_active = FALSE;
|
|
}
|
|
|
|
/* Mouse operations on the menubar */
|
|
if (event->y == 1 || !was_active)
|
|
{
|
|
if ((event->type & GPM_UP) != 0)
|
|
return MOU_NORMAL;
|
|
|
|
/* wheel events on menubar */
|
|
if (event->buttons & GPM_B_UP)
|
|
menubar_left (menubar);
|
|
else if (event->buttons & GPM_B_DOWN)
|
|
menubar_right (menubar);
|
|
else
|
|
{
|
|
const unsigned int len = g_list_length (menubar->menu);
|
|
unsigned int new_selection = 0;
|
|
|
|
while ((new_selection < len)
|
|
&& (event->x > ((Menu *) g_list_nth_data (menubar->menu,
|
|
new_selection))->start_x))
|
|
new_selection++;
|
|
|
|
if (new_selection != 0) /* Don't set the invalid value -1 */
|
|
new_selection--;
|
|
|
|
if (!was_active)
|
|
{
|
|
menubar->selected = new_selection;
|
|
dlg_select_widget (menubar);
|
|
}
|
|
else
|
|
{
|
|
menubar_remove (menubar);
|
|
menubar->selected = new_selection;
|
|
}
|
|
menubar_draw (menubar);
|
|
}
|
|
return MOU_NORMAL;
|
|
}
|
|
|
|
if (!menubar->is_dropped || (event->y < 2))
|
|
return MOU_NORMAL;
|
|
|
|
/* middle click -- everywhere */
|
|
if (((event->buttons & GPM_B_MIDDLE) != 0) && ((event->type & GPM_DOWN) != 0))
|
|
{
|
|
menubar_execute (menubar);
|
|
return MOU_NORMAL;
|
|
}
|
|
|
|
/* the mouse operation is on the menus or it is not */
|
|
menu = (Menu *) g_list_nth_data (menubar->menu, menubar->selected);
|
|
left_x = menu->start_x;
|
|
right_x = left_x + menu->max_entry_len + 3;
|
|
if (right_x > menubar->widget.cols)
|
|
{
|
|
left_x = menubar->widget.cols - menu->max_entry_len - 3;
|
|
right_x = menubar->widget.cols;
|
|
}
|
|
|
|
bottom_y = g_list_length (menu->entries) + 3;
|
|
|
|
if ((event->x >= left_x) && (event->x <= right_x) && (event->y <= bottom_y))
|
|
{
|
|
int pos = event->y - 3;
|
|
const menu_entry_t *entry = g_list_nth_data (menu->entries, pos);
|
|
|
|
/* mouse wheel */
|
|
if ((event->buttons & GPM_B_UP) && (event->type & GPM_DOWN))
|
|
{
|
|
menubar_up (menubar);
|
|
return MOU_NORMAL;
|
|
}
|
|
if ((event->buttons & GPM_B_DOWN) && (event->type & GPM_DOWN))
|
|
{
|
|
menubar_down (menubar);
|
|
return MOU_NORMAL;
|
|
}
|
|
|
|
/* ignore events above and below dropped down menu */
|
|
if ((pos < 0) || (pos >= bottom_y - 3))
|
|
return MOU_NORMAL;
|
|
|
|
if ((entry != NULL) && (entry->command != CK_Ignore_Key))
|
|
{
|
|
menubar_paint_idx (menubar, menu->selected, MENU_ENTRY_COLOR);
|
|
menu->selected = pos;
|
|
menubar_paint_idx (menubar, menu->selected, MENU_SELECTED_COLOR);
|
|
|
|
if ((event->type & GPM_UP) != 0)
|
|
menubar_execute (menubar);
|
|
}
|
|
}
|
|
else
|
|
/* use click not wheel to close menu */
|
|
if (((event->type & GPM_DOWN) != 0) && ((event->buttons & (GPM_B_UP | GPM_B_DOWN)) == 0))
|
|
menubar_finish (menubar);
|
|
|
|
return MOU_NORMAL;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
/*** public functions ****************************************************************************/
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
menu_entry_t *
|
|
menu_entry_create (const char *name, unsigned long command)
|
|
{
|
|
menu_entry_t *entry;
|
|
|
|
entry = g_new (menu_entry_t, 1);
|
|
entry->first_letter = ' ';
|
|
entry->text = parse_hotkey (name);
|
|
entry->command = command;
|
|
entry->shortcut = NULL;
|
|
|
|
return entry;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
menu_entry_free (menu_entry_t * entry)
|
|
{
|
|
if (entry != NULL)
|
|
{
|
|
release_hotkey (entry->text);
|
|
g_free (entry->shortcut);
|
|
g_free (entry);
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
Menu *
|
|
create_menu (const char *name, GList * entries, const char *help_node)
|
|
{
|
|
Menu *menu;
|
|
|
|
menu = g_new (Menu, 1);
|
|
menu->start_x = 0;
|
|
menu->text = parse_hotkey (name);
|
|
menu->entries = entries;
|
|
menu->max_entry_len = 1;
|
|
menu->max_hotkey_len = 0;
|
|
menu->selected = 0;
|
|
menu->help_node = g_strdup (help_node);
|
|
|
|
return menu;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
destroy_menu (Menu * menu)
|
|
{
|
|
release_hotkey (menu->text);
|
|
g_list_foreach (menu->entries, (GFunc) menu_entry_free, NULL);
|
|
g_list_free (menu->entries);
|
|
g_free (menu->help_node);
|
|
g_free (menu);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
WMenuBar *
|
|
menubar_new (int y, int x, int cols, GList * menu)
|
|
{
|
|
WMenuBar *menubar = g_new0 (WMenuBar, 1);
|
|
|
|
init_widget (&menubar->widget, y, x, 1, cols, menubar_callback, menubar_event);
|
|
widget_want_cursor (menubar->widget, 0);
|
|
menubar_set_menu (menubar, menu);
|
|
return menubar;
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
menubar_set_menu (WMenuBar * menubar, GList * menu)
|
|
{
|
|
/* delete previous menu */
|
|
if (menubar->menu != NULL)
|
|
{
|
|
g_list_foreach (menubar->menu, (GFunc) destroy_menu, NULL);
|
|
g_list_free (menubar->menu);
|
|
}
|
|
/* add new menu */
|
|
menubar->is_active = FALSE;
|
|
menubar->is_dropped = FALSE;
|
|
menubar->menu = menu;
|
|
menubar->selected = 0;
|
|
menubar_arrange (menubar);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
|
|
void
|
|
menubar_add_menu (WMenuBar * menubar, Menu * menu)
|
|
{
|
|
if (menu != NULL)
|
|
{
|
|
menu_arrange (menu, menubar->widget.owner->get_shortcut);
|
|
menubar->menu = g_list_append (menubar->menu, menu);
|
|
}
|
|
|
|
menubar_arrange (menubar);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
/**
|
|
* Properly space menubar items. Should be called when menubar is created
|
|
* and also when widget width is changed (i.e. upon xterm resize).
|
|
*/
|
|
|
|
void
|
|
menubar_arrange (WMenuBar * menubar)
|
|
{
|
|
int start_x = 1;
|
|
GList *i;
|
|
int gap;
|
|
|
|
if (menubar->menu == NULL)
|
|
return;
|
|
|
|
#ifndef RESIZABLE_MENUBAR
|
|
gap = 3;
|
|
|
|
for (i = menubar->menu; i != NULL; i = g_list_next (i))
|
|
{
|
|
Menu *menu = i->data;
|
|
int len = hotkey_width (menu->text) + 2;
|
|
|
|
menu->start_x = start_x;
|
|
start_x += len + gap;
|
|
}
|
|
#else /* RESIZABLE_MENUBAR */
|
|
gap = menubar->widget.cols - 2;
|
|
|
|
/* First, calculate gap between items... */
|
|
for (i = menubar->menu; i != NULL; i = g_list_nwxt (i))
|
|
{
|
|
Menu *menu = i->data;
|
|
/* preserve length here, to be used below */
|
|
menu->start_x = hotkey_width (menu->text) + 2;
|
|
gap -= menu->start_x;
|
|
}
|
|
|
|
gap /= (menubar->menu->len - 1);
|
|
|
|
if (gap <= 0)
|
|
{
|
|
/* We are out of luck - window is too narrow... */
|
|
gap = 1;
|
|
}
|
|
|
|
/* ...and now fix start positions of menubar items */
|
|
for (i = menubar->menu; i != NULL; i = g_list_nwxt (i))
|
|
{
|
|
Menu *menu = i->data;
|
|
int len = menu->start_x;
|
|
|
|
menu->start_x = start_x;
|
|
start_x += len + gap;
|
|
}
|
|
#endif /* RESIZABLE_MENUBAR */
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|
|
/** Find MenuBar widget in the dialog */
|
|
|
|
WMenuBar *
|
|
find_menubar (const Dlg_head * h)
|
|
{
|
|
return (WMenuBar *) find_widget_type (h, menubar_callback);
|
|
}
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|