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- Implementation of 'hidden' menus

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- addition of the new MenuItem property 'client' obsoletes
  'association' for this task, so it's only used for driver
  (look for menu_set_association() in menuscreens.c) (V.Boerchers)
This commit is contained in:
marschap
2005-05-20 09:44:12 +00:00
parent 4e08a3d944
commit 84c810f0ec
2 changed files with 97 additions and 37 deletions
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server/menu.c
+71 -14
View File
@@ -39,20 +39,63 @@
#include "screen.h"
#include "widget.h"
/** Basicly a patched version of LL_GetByIndex() that ignores hidden
* entries completely. (But it takes a menu as an argument.) */
static void *
menu_get_subitem(Menu * menu, int index)
{
MenuItem * item;
int i = 0;
debug (RPT_DEBUG, "%s( menu=[%s], index=%d )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"), index);
for (item = LL_GetFirst(menu->data.menu.contents);
item != NULL;
item = LL_GetNext(menu->data.menu.contents))
{
if ( ! item->is_hidden)
{
if (i == index)
return item;
/* hidden items don't count at all... */
++i;
}
}
return NULL;
}
static int
menu_visible_item_count(Menu * menu)
{
MenuItem * item;
int i = 0;
for (item = LL_GetFirst(menu->data.menu.contents);
item != NULL;
item = LL_GetNext(menu->data.menu.contents))
{
if ( ! item->is_hidden)
++i;
}
return i;
}
Menu *
menu_create (char *id, MenuEventFunc(*event_func),
char *text, void *association)
char *text, Client *client)
{
Menu *new_menu;
debug (RPT_DEBUG, "%s( id=\"%s\", event_func=%p, text=\"%s\", association=%p )",
__FUNCTION__, id, event_func, text, association);
debug (RPT_DEBUG, "%s( id=\"%s\", event_func=%p, text=\"%s\", client=%p )",
__FUNCTION__, id, event_func, text, client);
new_menu = menuitem_create (MENUITEM_MENU, id, event_func, text);
new_menu = menuitem_create (MENUITEM_MENU, id, event_func, text, client);
if (new_menu != NULL) {
new_menu->data.menu.contents = LL_new();
new_menu->data.menu.association = association;
new_menu->data.menu.association = NULL;
}
return new_menu;
@@ -144,6 +187,8 @@ MenuItem *menu_find_item (Menu *menu, char *id, bool recursive)
if ((menu == NULL) || (id == NULL))
return NULL;
if (strcmp(menu->id, id) == 0)
return menu;
for( item = menu_getfirst_item(menu); item != NULL; item = menu_getnext_item(menu) ) {
if ( strcmp(item->id, id) == 0 ) {
@@ -160,6 +205,11 @@ MenuItem *menu_find_item (Menu *menu, char *id, bool recursive)
return NULL;
}
void menu_set_association(Menu *menu, void *assoc)
{
menu->data.menu.association = assoc;
}
void menu_reset (Menu *menu)
{
debug (RPT_DEBUG, "%s( menu=[%s] )", __FUNCTION__,
@@ -203,6 +253,8 @@ void menu_build_screen (MenuItem *menu, Screen *s)
{
char buf[10];
if (subitem->is_hidden)
continue;
snprintf (buf, sizeof(buf)-1, "text%d", itemnr);
buf[sizeof(buf)-1] = 0;
w = widget_create (buf, WID_STRING, s);
@@ -292,6 +344,7 @@ void menu_update_screen (MenuItem *menu, Screen *s)
Widget * w;
MenuItem * subitem;
int itemnr;
int hidden_count = 0;
debug (RPT_DEBUG, "%s( menu=[%s], screen=[%s] )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"),
@@ -320,11 +373,18 @@ void menu_update_screen (MenuItem *menu, Screen *s)
char buf[10];
char * p;
if (subitem->is_hidden)
{
debug(RPT_DEBUG, "%s: menu %s has hidden menu: %s",
__FUNCTION__, menu->id, subitem->id);
++hidden_count;
continue;
}
snprintf (buf, sizeof(buf)-1, "text%d", itemnr);
buf[sizeof(buf)-1] = 0;
w = screen_find_widget (s, buf);
if (!w) report (RPT_ERR, "%s: could not find widget: %s", __FUNCTION__, buf);
w->y = 2 + itemnr - menu->data.menu.scroll;
w->y = 2 + itemnr - hidden_count - menu->data.menu.scroll;
/* TODO: remove next 5 limes when rendering is safe */
if (w->y > 0 && w->y <= display_props->height) {
@@ -400,7 +460,7 @@ void menu_update_screen (MenuItem *menu, Screen *s)
/* Enable downscroller (if necessary) */
w = screen_find_widget (s, "downscroller");
if (w != NULL)
w->type = (LL_Length(menu->data.menu.contents) >= menu->data.menu.scroll + display_props->height)
w->type = (menu_visible_item_count(menu) >= menu->data.menu.scroll + display_props->height)
? WID_ICON : WID_NONE;
else
report (RPT_ERR, "%s: could not find widget: %s", __FUNCTION__, "downscroller");
@@ -420,8 +480,7 @@ MenuResult menu_process_input (Menu *menu, MenuToken token, char * key, bool ext
case MENUTOKEN_MENU:
return MENURESULT_CLOSE;
case MENUTOKEN_ENTER:
subitem = LL_GetByIndex (menu->data.menu.contents,
menu->data.menu.selector_pos);
subitem = menu_get_subitem (menu, menu->data.menu.selector_pos);
if (!subitem)
break;
switch (subitem->type) {
@@ -469,7 +528,7 @@ MenuResult menu_process_input (Menu *menu, MenuToken token, char * key, bool ext
}
return MENURESULT_NONE;
case MENUTOKEN_DOWN:
if (menu->data.menu.selector_pos < LL_Length(menu->data.menu.contents) - 1) {
if (menu->data.menu.selector_pos < menu_visible_item_count(menu) - 1) {
menu->data.menu.selector_pos ++;
}
if (menu->data.menu.selector_pos - menu->data.menu.scroll + 2 > display_props->height) {
@@ -480,8 +539,7 @@ MenuResult menu_process_input (Menu *menu, MenuToken token, char * key, bool ext
if (!extended)
return MENURESULT_NONE;
subitem = LL_GetByIndex (menu->data.menu.contents,
menu->data.menu.selector_pos);
subitem = menu_get_subitem (menu, menu->data.menu.selector_pos);
if (subitem == NULL)
break;
switch (subitem->type) {
@@ -508,8 +566,7 @@ MenuResult menu_process_input (Menu *menu, MenuToken token, char * key, bool ext
if (!extended)
return MENURESULT_NONE;
subitem = LL_GetByIndex (menu->data.menu.contents,
menu->data.menu.selector_pos);
subitem = menu_get_subitem(menu, menu->data.menu.selector_pos);
if (subitem == NULL)
break;
switch (subitem->type) {