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authorJörg Frings-Fürst <debian@jff-webhosting.net>2016-12-28 16:52:56 +0100
committerJörg Frings-Fürst <debian@jff-webhosting.net>2016-12-28 16:52:56 +0100
commit7b358424ebad9349421acd533c2fa1cbf6cf3e3e (patch)
tree686678532eefed525c242fd214d0cfb2914726c5 /app/wlib/gtklib/gtkmenu.c
Initial import of xtrkcad version 1:4.0.2-2
Diffstat (limited to 'app/wlib/gtklib/gtkmenu.c')
-rw-r--r--app/wlib/gtklib/gtkmenu.c873
1 files changed, 873 insertions, 0 deletions
diff --git a/app/wlib/gtklib/gtkmenu.c b/app/wlib/gtklib/gtkmenu.c
new file mode 100644
index 0000000..0782f02
--- /dev/null
+++ b/app/wlib/gtklib/gtkmenu.c
@@ -0,0 +1,873 @@
+/** \file gtkmenu.c
+ * Menu creation and handling stuff.
+ *
+ * $Header: /home/dmarkle/xtrkcad-fork-cvs/xtrkcad/app/wlib/gtklib/gtkmenu.c,v 1.5 2009-10-03 04:49:01 dspagnol Exp $
+ */
+
+/* XTrkCad - Model Railroad CAD
+ * Copyright (C) 2005 Dave Bullis
+ *
+ * This program 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <dirent.h>
+#include <ctype.h>
+
+#include "gtkint.h"
+
+int testMenuPopup = 1;
+
+static char MenuItemDataKey[] = "MenuItemDataKey";
+
+extern char gtkAccelChar;
+
+/*
+ *****************************************************************************
+ *
+ * Menus
+ *
+ *****************************************************************************
+ */
+
+typedef enum { M_MENU, M_SEPARATOR, M_PUSH, M_LIST, M_LISTITEM, M_TOGGLE, M_RADIO } mtype_e;
+typedef enum { MM_BUTT, MM_MENU, MM_BAR, MM_POPUP } mmtype_e;
+
+
+#define MOBJ_COMMON \
+ WOBJ_COMMON \
+ mtype_e mtype; \
+ GtkWidget * menu_item; \
+ wMenu_p parentMenu; \
+ int recursion;
+
+struct wMenuItem_t {
+ MOBJ_COMMON
+ };
+typedef struct wMenuItem_t * wMenuItem_p;
+
+struct wMenu_t {
+ MOBJ_COMMON
+ mmtype_e mmtype;
+ wMenuItem_p first, last;
+ GSList *radioGroup; /* in case menu holds a radio button group */
+ GtkWidget * menu;
+ wMenuTraceCallBack_p traceFunc;
+ void * traceData;
+ GtkLabel * labelG;
+ GtkWidget * imageG;
+ };
+
+struct wMenuPush_t {
+ MOBJ_COMMON
+ wMenuCallBack_p action;
+ wBool_t enabled;
+ };
+
+struct wMenuRadio_t {
+ MOBJ_COMMON
+ wMenuCallBack_p action;
+ wBool_t enabled;
+ };
+
+
+typedef struct wMenuListItem_t * wMenuListItem_p;
+
+struct wMenuList_t {
+ MOBJ_COMMON
+ int max;
+ int count;
+ wMenuListCallBack_p action;
+ };
+
+struct wMenuListItem_t {
+ MOBJ_COMMON
+ wMenuList_p mlist;
+ };
+
+struct wMenuToggle_t {
+ MOBJ_COMMON
+ wMenuToggleCallBack_p action;
+ wBool_t enabled;
+ wBool_t set;
+ };
+
+
+/*-----------------------------------------------------------------*/
+
+static void pushMenuItem(
+ GtkWidget * widget,
+ gpointer value )
+{
+ wMenuItem_p m = (wMenuItem_p)value;
+ wMenuToggle_p mt;
+ if (gdk_pointer_is_grabbed()) {
+ gdk_pointer_ungrab(0);
+ }
+/* wFlush(); */
+ if (m->recursion)
+ return;
+ switch (m->mtype) {
+ case M_PUSH:
+ if ( ((wMenuPush_p)m)->enabled == FALSE )
+ wBeep();
+ else
+ ((wMenuPush_p)m)->action( ((wMenuPush_p)m)->data );
+ break;
+ case M_TOGGLE:
+ mt = (wMenuToggle_p)m;
+ if ( mt->enabled == FALSE ) {
+ wBeep();
+ } else {
+ wMenuToggleSet( mt, !mt->set );
+ mt->action( mt->set, mt->data );
+ }
+ break;
+ case M_RADIO:
+ /* NOTE: action is only called when radio button is activated, not when deactivated */
+ if ( ((wMenuRadio_p)m)->enabled == FALSE )
+ wBeep();
+ else
+ if( ((GtkCheckMenuItem *)widget)->active == TRUE )
+ ((wMenuRadio_p)m)->action( ((wMenuRadio_p)m)->data );
+ break;
+ case M_MENU:
+ return;
+ default:
+ /*fprintf(stderr," Oops menu\n");*/
+ return;
+ }
+ if ( (m->parentMenu)->traceFunc ) {
+ (m->parentMenu)->traceFunc( m->parentMenu, m->labelStr, ((wMenu_p)m->parentMenu)->traceData );
+ }
+}
+
+static wMenuItem_p createMenuItem(
+ wMenu_p m,
+ mtype_e mtype,
+ const char * helpStr,
+ const char * labelStr,
+ int size )
+{
+ wMenuItem_p mi;
+ mi = (wMenuItem_p)gtkAlloc( NULL, B_MENUITEM, 0, 0, labelStr, size, NULL );
+ mi->mtype = mtype;
+ switch ( mtype ) {
+ case M_LIST:
+ m->menu_item = NULL;
+ break;
+ case M_SEPARATOR:
+ mi->menu_item = gtk_separator_menu_item_new();
+ break;
+ case M_TOGGLE:
+ mi->menu_item = gtk_check_menu_item_new_with_mnemonic(gtkConvertInput(mi->labelStr));
+ break;
+ case M_RADIO:
+ mi->menu_item = gtk_radio_menu_item_new_with_mnemonic(m->radioGroup, gtkConvertInput(mi->labelStr));
+ m->radioGroup = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (mi->menu_item));
+ break;
+ default:
+ mi->menu_item = gtk_menu_item_new_with_mnemonic(gtkConvertInput(mi->labelStr));
+ break;
+ }
+ if (mi->menu_item) {
+ if (m)
+ gtk_menu_append( GTK_MENU(m->menu), mi->menu_item );
+
+ gtk_signal_connect( GTK_OBJECT(mi->menu_item), "activate",
+ GTK_SIGNAL_FUNC(pushMenuItem), mi );
+ gtk_widget_show(mi->menu_item);
+ }
+ if (m) {
+ if (m->first == NULL) {
+ m->first = mi;
+ } else {
+ m->last->next = (wControl_p)mi;
+ }
+ m->last = mi;
+ }
+ mi->next = NULL;
+ if (helpStr != NULL) {
+ gtkAddHelpString( mi->menu_item, helpStr );
+ }
+ mi->parentMenu = m;
+ return mi;
+}
+
+
+static void setAcclKey( wWin_p w, GtkWidget * menu, GtkWidget * menu_item, int acclKey )
+{
+ char acclStr[40];
+ int len;
+ int mask;
+ static GtkAccelGroup * accel_alpha_group = NULL;
+ static GtkAccelGroup * accel_nonalpha_group = NULL;
+ guint oldmods;
+
+
+ if (accel_alpha_group == NULL) {
+ accel_alpha_group = gtk_accel_group_new();
+ /*gtk_accel_group_set_mod_mask( accel_group, GDK_SHIFT_MASK|GDK_CONTROL_MASK|GDK_MOD1_MASK );*/
+ gtk_window_add_accel_group(GTK_WINDOW(gtkMainW->gtkwin), accel_alpha_group );
+ }
+ if (accel_nonalpha_group == NULL) {
+ oldmods = gtk_accelerator_get_default_mod_mask();
+ gtk_accelerator_set_default_mod_mask( GDK_CONTROL_MASK | GDK_MOD1_MASK );
+ accel_nonalpha_group = gtk_accel_group_new();
+ /*gtk_accel_group_set_mod_mask( accel_group, GDK_SHIFT_MASK|GDK_CONTROL_MASK|GDK_MOD1_MASK );*/
+ gtk_window_add_accel_group(GTK_WINDOW(gtkMainW->gtkwin), accel_nonalpha_group );
+ gtk_accelerator_set_default_mod_mask( oldmods );
+ }
+
+ mask = 0;
+ if (acclKey) {
+#ifdef LATER
+ switch ( (acclKey&0xFF) ) {
+ case '+': acclKey = (acclKey&0xFF00) | WSHIFT | '='; break;
+ case '?': acclKey = (acclKey&0xFF00) | WSHIFT | '/'; break;
+ }
+#endif
+ len = 0;
+ if (acclKey&WALT) {
+ mask |= GDK_MOD1_MASK;
+ strcpy( acclStr+len, "Meta+" );
+ len += 5;
+ }
+ if (acclKey&WSHIFT) {
+ mask |= GDK_SHIFT_MASK;
+ strcpy( acclStr+len, "Shift+" );
+ len += 6;
+ switch ( (acclKey&0xFF) ) {
+ case '0': acclKey += ')'-'0'; break;
+ case '1': acclKey += '!'-'1'; break;
+ case '2': acclKey += '@'-'2'; break;
+ case '3': acclKey += '#'-'3'; break;
+ case '4': acclKey += '$'-'4'; break;
+ case '5': acclKey += '%'-'5'; break;
+ case '6': acclKey += '^'-'6'; break;
+ case '7': acclKey += '&'-'7'; break;
+ case '8': acclKey += '*'-'8'; break;
+ case '9': acclKey += '('-'9'; break;
+ case '`': acclKey += '~'-'`'; break;
+ case '-': acclKey += '_'-'-'; break;
+ case '=': acclKey += '+'-'='; break;
+ case '\\': acclKey += '|'-'\\'; break;
+ case '[': acclKey += '{'-'['; break;
+ case ']': acclKey += '}'-']'; break;
+ case ';': acclKey += ':'-';'; break;
+ case '\'': acclKey += '"'-'\''; break;
+ case ',': acclKey += '<'-','; break;
+ case '.': acclKey += '>'-'.'; break;
+ case '/': acclKey += '?'-'/'; break;
+ default: break;
+ }
+ }
+ if (acclKey&WCTL) {
+ mask |= GDK_CONTROL_MASK;
+ strcpy( acclStr+len, "Ctrl+" );
+ len += 5;
+ }
+ acclStr[len++] = (acclKey & 0xFF);
+ acclStr[len++] = '\0';
+ gtk_widget_add_accelerator( menu_item, "activate",
+ (isalpha(acclKey&0xFF)?accel_alpha_group:accel_nonalpha_group),
+ toupper(acclKey&0xFF), mask, GTK_ACCEL_VISIBLE|GTK_ACCEL_LOCKED );
+ }
+}
+
+/*-----------------------------------------------------------------*/
+
+wMenuRadio_p wMenuRadioCreate(
+ wMenu_p m,
+ const char * helpStr,
+ const char * labelStr,
+ long acclKey,
+ wMenuCallBack_p action,
+ void *data )
+{
+ wMenuRadio_p mi;
+
+ mi = (wMenuRadio_p)createMenuItem( m, M_RADIO, helpStr, labelStr, sizeof *mi );
+ if (m->mmtype == MM_POPUP && !testMenuPopup)
+ return mi;
+ setAcclKey( m->parent, m->menu, mi->menu_item, acclKey );
+ mi->action = action;
+ mi->data = data;
+ mi->enabled = TRUE;
+ return mi;
+}
+
+void wMenuRadioSetActive(
+ wMenuRadio_p mi )
+{
+ gtk_check_menu_item_set_active( (GtkCheckMenuItem *)mi->menu_item, TRUE );
+}
+
+/*-----------------------------------------------------------------*/
+
+wMenuPush_p wMenuPushCreate(
+ wMenu_p m,
+ const char * helpStr,
+ const char * labelStr,
+ long acclKey,
+ wMenuCallBack_p action,
+ void *data )
+{
+ wMenuPush_p mi;
+
+ mi = (wMenuPush_p)createMenuItem( m, M_PUSH, helpStr, labelStr, sizeof *mi );
+ if (m->mmtype == MM_POPUP && !testMenuPopup)
+ return mi;
+ setAcclKey( m->parent, m->menu, mi->menu_item, acclKey );
+ mi->action = action;
+ mi->data = data;
+ mi->enabled = TRUE;
+ return mi;
+}
+
+
+void wMenuPushEnable(
+ wMenuPush_p mi,
+ wBool_t enable )
+{
+ mi->enabled = enable;
+ gtk_widget_set_sensitive( GTK_WIDGET(mi->menu_item), enable );
+}
+
+
+/*-----------------------------------------------------------------*/
+
+wMenu_p wMenuMenuCreate(
+ wMenu_p m,
+ const char * helpStr,
+ const char * labelStr )
+{
+ wMenu_p mi;
+ mi = (wMenu_p)createMenuItem( m, M_MENU, helpStr, labelStr, sizeof *mi );
+ mi->mmtype = MM_MENU;
+ mi->menu = gtk_menu_new();
+ /*gtk_widget_set_sensitive( GTK_WIDGET(mi->menu_item), FALSE );*/
+ gtk_menu_item_set_submenu( GTK_MENU_ITEM(mi->menu_item), mi->menu );
+ return mi;
+}
+
+
+/*-----------------------------------------------------------------*/
+
+void wMenuSeparatorCreate(
+ wMenu_p m )
+{
+ wMenuItem_p mi;
+ mi = createMenuItem( m, M_SEPARATOR, NULL, "", sizeof *mi );
+}
+
+
+/*-----------------------------------------------------------------*/
+
+int getMlistOrigin( wMenu_p m, wMenuList_p ml )
+{
+ wMenuItem_p mi;
+ int count;
+ count = 0; /* Menu counts as one */
+ for ( mi = m->first; mi != NULL; mi = (wMenuItem_p)mi->next ) {
+ switch( mi->mtype ) {
+ case M_SEPARATOR:
+ case M_PUSH:
+ case M_MENU:
+ count++;
+ break;
+ case M_LIST:
+ if (mi == (wMenuItem_p)ml)
+ return count;
+ count += ((wMenuList_p)mi)->count;
+ break;
+ default:
+ /*fprintf(stderr, "Oops: getMlistOrigin\n");*/
+ break;
+ }
+ }
+ return count;
+}
+
+wMenuList_p wMenuListCreate(
+ wMenu_p m,
+ const char * helpStr,
+ int max,
+ wMenuListCallBack_p action )
+{
+ wMenuList_p mi;
+ mi = (wMenuList_p)createMenuItem( m, M_LIST, NULL, NULL, sizeof *mi );
+ mi->next = NULL;
+ mi->count = 0;
+ mi->max = max;
+ mi->parentMenu = m;
+ mi->action = action;
+ return (wMenuList_p)mi;
+}
+
+
+static void pushMenuList(
+ GtkWidget * widget,
+ gpointer value )
+{
+ wMenuListItem_p ml = (wMenuListItem_p)value;
+ int i;
+ int origin;
+ GtkWidget * item;
+ char * itemLabel;
+ GList * children;
+ GList * child;
+ GtkWidget *label;
+
+ if (gdk_pointer_is_grabbed()) {
+ gdk_pointer_ungrab(0);
+ }
+ wFlush();
+
+ if (ml->recursion)
+ return;
+ if (ml->mlist->count <= 0) {
+ fprintf( stderr, "pushMenuItem: empty list\n" );
+ return;
+ }
+ if (ml->mlist->action) {
+ origin = getMlistOrigin(ml->mlist->parentMenu, ml->mlist);
+ children = gtk_container_children( GTK_CONTAINER(ml->mlist->parentMenu->menu) );
+ if (children == NULL) abort();
+ child = g_list_nth( children, origin );
+ for (i=origin; i<origin+ml->mlist->count; i++, child=g_list_next(child) ) {
+ if (child == NULL) abort();
+ item = (GtkWidget*)child->data;
+ if (item == NULL) abort();
+ if (item == widget) {
+ children = gtk_container_children(GTK_CONTAINER(item));
+ label = (GtkWidget*)children->data;
+ gtk_label_get( GTK_LABEL(label), &itemLabel );
+ ml->mlist->action( i-origin, itemLabel, ml->data );
+ return;
+ }
+ }
+ }
+ fprintf( stderr, "pushMenuItem: item (%lx) not found\n", (long)widget );
+}
+
+
+void wMenuListAdd(
+ wMenuList_p ml,
+ int index,
+ const char * labelStr,
+ const void * data )
+{
+ int i;
+ int origin;
+ GtkWidget * item;
+ char * itemLabel;
+ GList * children;
+ GList * child;
+ GList * itemList;
+ GtkWidget * label;
+ wMenuListItem_p mi;
+ char * labelStrConverted;
+
+ origin = getMlistOrigin(ml->parentMenu, ml);
+ if (ml->count > 0) {
+ children = gtk_container_children( GTK_CONTAINER(ml->parentMenu->menu) );
+ if (children == NULL) abort();
+ child = g_list_nth( children, origin );
+ labelStrConverted = gtkConvertInput(labelStr);
+ for (i=origin; i<origin+ml->count; i++, child=g_list_next(child) ) {
+ if (child == NULL) abort();
+ item = (GtkWidget*)child->data;
+ if (item == NULL) abort();
+ itemList = gtk_container_children(GTK_CONTAINER(item));
+ label = (GtkWidget*)itemList->data;
+ gtk_label_get( GTK_LABEL(label), &itemLabel );
+ if (strcmp( labelStrConverted, itemLabel ) == 0) {
+ if (i != ml->count+index) {
+ gtk_container_remove( GTK_CONTAINER(ml->parentMenu->menu), item );
+ ml->count--;
+ break;
+ }
+ return;
+ }
+ }
+ if (ml->max >= 0 && ml->count >= ml->max) {
+ child = g_list_nth( children, origin+ml->count-1 );
+ if (child == NULL) abort();
+ item = (GtkWidget*)child->data;
+ if (item == NULL) abort();
+ gtk_container_remove( GTK_CONTAINER(ml->parentMenu->menu), item );
+ ml->count--;
+ }
+ }
+ mi = (wMenuListItem_p)gtkAlloc( NULL, B_MENUITEM, 0, 0, labelStr, sizeof *mi, NULL );
+ mi->mtype = M_LISTITEM;
+ mi->menu_item = gtk_menu_item_new_with_label(gtkConvertInput(mi->labelStr));
+ mi->data = (void *)data;
+ mi->mlist = ml;
+ if (index < 0 || index > ml->count)
+ index = ml->count;
+ gtk_menu_insert( GTK_MENU(ml->parentMenu->menu), mi->menu_item, origin+index );
+ gtk_signal_connect( GTK_OBJECT(mi->menu_item), "activate",
+ GTK_SIGNAL_FUNC(pushMenuList), mi );
+ gtk_object_set_data( GTK_OBJECT(mi->menu_item), MenuItemDataKey, mi );
+ gtk_widget_show(mi->menu_item);
+
+ ml->count++;
+}
+
+
+void wMenuListDelete(
+ wMenuList_p ml,
+ const char * labelStr )
+{
+ int i;
+ int origin;
+ GtkWidget * item;
+ char * itemLabel;
+ GList * children;
+ GList * child;
+ GtkWidget * label;
+ char * labelStrConverted;
+
+ if (ml->count <= 0) abort();
+ origin = getMlistOrigin(ml->parentMenu, ml);
+ children = gtk_container_children( GTK_CONTAINER(ml->parentMenu->menu) );
+ if (children == NULL) abort();
+ child = g_list_nth( children, origin );
+ labelStrConverted = gtkConvertInput( labelStr );
+ for (i=origin; i<origin+ml->count; i++, child=g_list_next(child) ) {
+ if (child == NULL) abort();
+ item = (GtkWidget*)child->data;
+ if (item == NULL) abort();
+ children = gtk_container_children(GTK_CONTAINER(item));
+ label = (GtkWidget*)children->data;
+ gtk_label_get( GTK_LABEL(label), &itemLabel );
+ if (strcmp( labelStrConverted, itemLabel ) == 0) {
+ gtk_container_remove( GTK_CONTAINER(ml->parentMenu->menu), item );
+ gtk_widget_queue_resize( GTK_WIDGET(ml->parentMenu->menu) );
+ ml->count--;
+ return;
+ }
+ }
+}
+
+
+const char * wMenuListGet( wMenuList_p ml, int index, void ** data )
+{
+ int origin;
+ GtkWidget * item;
+ GList * children;
+ GList * child;
+ GtkWidget * label;
+ char * itemLabel;
+ wMenuListItem_p mi;
+
+ if (ml->count <= 0)
+ return NULL;
+
+ if (index >= ml->count) {
+ if (data)
+ *data = NULL;
+ return NULL;
+ }
+ origin = getMlistOrigin(ml->parentMenu, ml);
+ children = gtk_container_children( GTK_CONTAINER(ml->parentMenu->menu) );
+ if (children == NULL) abort();
+ child = g_list_nth( children, origin+index );
+ if (child == NULL) abort();
+ item = (GtkWidget*)child->data;
+ if (item == NULL) abort();
+ children = gtk_container_children(GTK_CONTAINER(item));
+ label = (GtkWidget*)children->data;
+ gtk_label_get( GTK_LABEL(label), &itemLabel );
+ if (data) {
+ mi = (wMenuListItem_p)gtk_object_get_data( GTK_OBJECT(item), MenuItemDataKey );
+ if (mi)
+ *data = mi->data;
+ }
+ return itemLabel;
+}
+
+
+void wMenuListClear(
+ wMenuList_p ml )
+{
+ int i;
+ int origin;
+ GtkWidget * item;
+ GList * children;
+ GList * child;
+
+ if (ml->count == 0)
+ return;
+ origin = getMlistOrigin(ml->parentMenu, ml);
+ children = gtk_container_children( GTK_CONTAINER(ml->parentMenu->menu) );
+ if (children == NULL) abort();
+ child = g_list_nth( children, origin );
+ for (i=origin; i<origin+ml->count; i++, child=g_list_next(child) ) {
+ if (child == NULL) abort();
+ item = (GtkWidget*)child->data;
+ if (item == NULL) abort();
+ gtk_container_remove( GTK_CONTAINER(ml->parentMenu->menu), item );
+ }
+ ml->count = 0;
+ gtk_widget_queue_resize( GTK_WIDGET(ml->parentMenu->menu) );
+}
+/*-----------------------------------------------------------------*/
+
+wMenuToggle_p wMenuToggleCreate(
+ wMenu_p m,
+ const char * helpStr,
+ const char * labelStr,
+ long acclKey,
+ wBool_t set,
+ wMenuToggleCallBack_p action,
+ void * data )
+{
+ wMenuToggle_p mt;
+
+ mt = (wMenuToggle_p)createMenuItem( m, M_TOGGLE, helpStr, labelStr, sizeof *mt );
+ setAcclKey( m->parent, m->menu, mt->menu_item, acclKey );
+ mt->action = action;
+ mt->data = data;
+ mt->enabled = TRUE;
+ mt->parentMenu = m;
+ wMenuToggleSet( mt, set );
+
+ return mt;
+}
+
+
+wBool_t wMenuToggleGet(
+ wMenuToggle_p mt )
+{
+ return mt->set;
+}
+
+
+wBool_t wMenuToggleSet(
+ wMenuToggle_p mt,
+ wBool_t set )
+{
+ wBool_t rc;
+ if (mt==NULL) return 0;
+ mt->recursion++;
+ gtk_check_menu_item_set_state( GTK_CHECK_MENU_ITEM(mt->menu_item), set );
+ mt->recursion--;
+ rc = mt->set;
+ mt->set = set;
+ return rc;
+}
+
+
+void wMenuToggleEnable(
+ wMenuToggle_p mt,
+ wBool_t enable )
+{
+ mt->enabled = enable;
+}
+
+
+/*-----------------------------------------------------------------*/
+
+void wMenuSetLabel( wMenu_p m, const char * labelStr) {
+ gtkSetLabel( m->widget, m->option, labelStr, &m->labelG, &m->imageG );
+}
+
+
+static gint pushMenu(
+ GtkWidget * widget,
+ wMenu_p m )
+{
+ gtk_menu_popup( GTK_MENU(m->menu), NULL, NULL, NULL, NULL, 0, 0 );
+ /* Tell calling code that we have handled this event; the buck
+ * stops here. */
+ return TRUE;
+}
+
+
+wMenu_p wMenuCreate(
+ wWin_p parent,
+ wPos_t x,
+ wPos_t y,
+ const char * helpStr,
+ const char * labelStr,
+ long option )
+{
+ wMenu_p m;
+ m = gtkAlloc( parent, B_MENU, x, y, labelStr, sizeof *m, NULL );
+ m->mmtype = MM_BUTT;
+ m->option = option;
+ m->traceFunc = NULL;
+ m->traceData = NULL;
+ gtkComputePos( (wControl_p)m );
+
+ m->widget = gtk_button_new();
+ gtk_signal_connect (GTK_OBJECT(m->widget), "clicked",
+ GTK_SIGNAL_FUNC(pushMenu), m );
+
+ m->menu = gtk_menu_new();
+
+ wMenuSetLabel( m, labelStr );
+#ifdef MENUOPTION
+ gtk_option_menu_set_menu( GTK_OPTION_MENU(m->widget), m->menu );
+ ((GtkOptionMenu*)m->widget)->width = 25;
+ ((GtkOptionMenu*)m->widget)->height = 16;
+#endif
+
+ gtk_fixed_put( GTK_FIXED(parent->widget), m->widget, m->realX, m->realY );
+ gtkControlGetSize( (wControl_p)m );
+ if ( m->w < 80 && (m->option&BO_ICON)==0) {
+ m->w = 80;
+ gtk_widget_set_usize( m->widget, m->w, m->h );
+ }
+ gtk_widget_show( m->widget );
+ gtkAddButton( (wControl_p)m );
+ gtkAddHelpString( m->widget, helpStr );
+ return m;
+}
+
+/**
+ * Add a drop-down menu to the menu bar.
+ *
+ * \param[IN] w main window handle
+ * \param[IN] helpStr unused (should be help topic )
+ * \param[IN] labelStr label for the drop-down menu
+ * \return pointer to the created drop-down menu
+ */
+
+
+wMenu_p wMenuBarAdd(
+ wWin_p w,
+ const char * helpStr,
+ const char * labelStr )
+{
+ wMenu_p m;
+ GtkWidget * menuItem;
+ static GtkAccelGroup * accel_group = NULL;
+
+ m = gtkAlloc( w, B_MENU, 0, 0, labelStr, sizeof *m, NULL );
+ m->mmtype = MM_BAR;
+ m->realX = 0;
+ m->realY = 0;
+
+ menuItem = gtk_menu_item_new_with_label( gtkConvertInput(m->labelStr) );
+ m->menu = gtk_menu_new();
+ gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), m->menu );
+ gtk_menu_bar_append( GTK_MENU_BAR(w->menubar), menuItem );
+ gtk_widget_show( menuItem );
+
+ m->w = 0;
+ m->h = 0;
+
+ /* TODO: why is help not supported here? */
+ /*gtkAddHelpString( m->panel_item, helpStr );*/
+
+ if ( gtkAccelChar ) {
+ if ( accel_group == NULL ) {
+ accel_group = gtk_accel_group_new();
+ gtk_window_add_accel_group( GTK_WINDOW(w->gtkwin), accel_group );
+ }
+ gtk_widget_add_accelerator( menuItem, "activate", accel_group, tolower(gtkAccelChar), GDK_MOD1_MASK, GTK_ACCEL_LOCKED );
+ }
+ return m;
+}
+
+
+/*-----------------------------------------------------------------*/
+
+
+wMenu_p wMenuPopupCreate(
+ wWin_p w,
+ const char * labelStr )
+{
+ wMenu_p b;
+ b = gtkAlloc( w, B_MENU, 0, 0, labelStr, sizeof *b, NULL );
+ b->mmtype = MM_POPUP;
+ b->option = 0;
+
+ b->menu = gtk_menu_new();
+ b->w = 0;
+ b->h = 0;
+ gtk_signal_connect( GTK_OBJECT (b->menu), "key_press_event",
+ GTK_SIGNAL_FUNC (catch_shift_ctrl_alt_keys), b);
+ gtk_signal_connect( GTK_OBJECT (b->menu), "key_release_event",
+ GTK_SIGNAL_FUNC (catch_shift_ctrl_alt_keys), b);
+ gtk_widget_set_events ( GTK_WIDGET(b->menu), GDK_EXPOSURE_MASK|GDK_KEY_PRESS_MASK|GDK_KEY_RELEASE_MASK );
+ return b;
+}
+
+
+void wMenuPopupShow( wMenu_p mp )
+{
+ gtk_menu_popup( GTK_MENU(mp->menu), NULL, NULL, NULL, NULL, 0, 0 );
+}
+
+
+/*-----------------------------------------------------------------*/
+
+void wMenuSetTraceCallBack(
+ wMenu_p m,
+ wMenuTraceCallBack_p func,
+ void * data )
+{
+ m->traceFunc = func;
+ m->traceData = data;
+}
+
+wBool_t wMenuAction(
+ wMenu_p m,
+ const char * label )
+{
+ wMenuItem_p mi;
+ wMenuToggle_p mt;
+ for ( mi = m->first; mi != NULL; mi = (wMenuItem_p)mi->next ) {
+ if ( strcmp( mi->labelStr, label ) == 0 ) {
+ switch( mi->mtype ) {
+ case M_SEPARATOR:
+ break;
+ case M_PUSH:
+ if ( ((wMenuPush_p)mi)->enabled == FALSE )
+ wBeep();
+ else
+ ((wMenuPush_p)mi)->action( ((wMenuPush_p)mi)->data );
+ break;
+ case M_TOGGLE:
+ mt = (wMenuToggle_p)mi;
+ if ( mt->enabled == FALSE ) {
+ wBeep();
+ } else {
+ wMenuToggleSet( mt, !mt->set );
+ mt->action( mt->set, mt->data );
+ }
+ break;
+ case M_MENU:
+ break;
+ case M_LIST:
+ break;
+ default:
+ /*fprintf(stderr, "Oops: wMenuAction\n");*/
+ break;
+ }
+ return TRUE;
+ }
+ }
+ return FALSE;
+}