diff options
Diffstat (limited to 'src/libui_sdl/libui/windows/menu.cpp')
-rw-r--r-- | src/libui_sdl/libui/windows/menu.cpp | 420 |
1 files changed, 0 insertions, 420 deletions
diff --git a/src/libui_sdl/libui/windows/menu.cpp b/src/libui_sdl/libui/windows/menu.cpp deleted file mode 100644 index ccf5c9c..0000000 --- a/src/libui_sdl/libui/windows/menu.cpp +++ /dev/null @@ -1,420 +0,0 @@ -// 24 april 2015 -#include "uipriv_windows.hpp" - -// LONGTERM migrate to std::vector - -static uiMenu **menus = NULL; -static size_t len = 0; -static size_t cap = 0; -static BOOL menusFinalized = FALSE; -static WORD curID = 100; // start somewhere safe -static BOOL hasQuit = FALSE; -static BOOL hasPreferences = FALSE; -static BOOL hasAbout = FALSE; - -struct uiMenu { - WCHAR *name; - HMENU handle; - uiMenuItem **items; - BOOL ischild; - size_t len; - size_t cap; -}; - -struct uiMenuItem { - WCHAR *name; - int type; - WORD id; - void (*onClicked)(uiMenuItem *, uiWindow *, void *); - void *onClickedData; - BOOL disabled; // template for new instances; kept in sync with everything else - BOOL checked; - HMENU *hmenus; - uiMenu* popupchild; - size_t len; - size_t cap; -}; - -enum { - typeRegular, - typeCheckbox, - typeQuit, - typePreferences, - typeAbout, - typeSeparator, - typeSubmenu, -}; - -#define grow 32 - -static void sync(uiMenuItem *item) -{ - size_t i; - MENUITEMINFOW mi; - - ZeroMemory(&mi, sizeof (MENUITEMINFOW)); - mi.cbSize = sizeof (MENUITEMINFOW); - mi.fMask = MIIM_STATE; - if (item->disabled) - mi.fState |= MFS_DISABLED; - if (item->checked) - mi.fState |= MFS_CHECKED; - - for (i = 0; i < item->len; i++) - if (SetMenuItemInfo(item->hmenus[i], item->id, FALSE, &mi) == 0) - logLastError(L"error synchronizing menu items"); -} - -static void defaultOnClicked(uiMenuItem *item, uiWindow *w, void *data) -{ - // do nothing -} - -static void onQuitClicked(uiMenuItem *item, uiWindow *w, void *data) -{ - if (shouldQuit()) - uiQuit(); -} - -void uiMenuItemEnable(uiMenuItem *i) -{ - i->disabled = FALSE; - sync(i); -} - -void uiMenuItemDisable(uiMenuItem *i) -{ - i->disabled = TRUE; - sync(i); -} - -void uiMenuItemOnClicked(uiMenuItem *i, void (*f)(uiMenuItem *, uiWindow *, void *), void *data) -{ - if (i->type == typeQuit) - userbug("You can not call uiMenuItemOnClicked() on a Quit item; use uiOnShouldQuit() instead."); - i->onClicked = f; - i->onClickedData = data; -} - -int uiMenuItemChecked(uiMenuItem *i) -{ - return i->checked != FALSE; -} - -void uiMenuItemSetChecked(uiMenuItem *i, int checked) -{ - // use explicit values - i->checked = FALSE; - if (checked) - i->checked = TRUE; - sync(i); -} - -static uiMenuItem *newItem(uiMenu *m, int type, const char *name) -{ - uiMenuItem *item; - - if (menusFinalized) - userbug("You can not create a new menu item after menus have been finalized."); - - if (m->len >= m->cap) { - m->cap += grow; - m->items = (uiMenuItem **) uiRealloc(m->items, m->cap * sizeof (uiMenuItem *), "uiMenuitem *[]"); - } - - item = uiNew(uiMenuItem); - - m->items[m->len] = item; - m->len++; - - item->type = type; - switch (item->type) { - case typeQuit: - item->name = toUTF16("Quit"); - break; - case typePreferences: - item->name = toUTF16("Preferences..."); - break; - case typeAbout: - item->name = toUTF16("About"); - break; - case typeSeparator: - break; - default: - item->name = toUTF16(name); - break; - } - item->popupchild = NULL; - - if (item->type != typeSeparator) { - item->id = curID; - curID++; - } - - if (item->type == typeQuit) { - // can't call uiMenuItemOnClicked() here - item->onClicked = onQuitClicked; - item->onClickedData = NULL; - } else - uiMenuItemOnClicked(item, defaultOnClicked, NULL); - - return item; -} - -uiMenuItem *uiMenuAppendSubmenu(uiMenu *m, uiMenu* child) -{ - uiMenuItem *item; - - if (menusFinalized) - userbug("You can not create a new menu item after menus have been finalized."); - - if (m->len >= m->cap) { - m->cap += grow; - m->items = (uiMenuItem **) uiRealloc(m->items, m->cap * sizeof (uiMenuItem *), "uiMenuitem *[]"); - } - - item = uiNew(uiMenuItem); - - m->items[m->len] = item; - m->len++; - - item->type = typeSubmenu; - item->name = child->name; - - item->popupchild = child; - child->ischild = TRUE; - - uiMenuItemOnClicked(item, defaultOnClicked, NULL); - - return item; -} - -uiMenuItem *uiMenuAppendItem(uiMenu *m, const char *name) -{ - return newItem(m, typeRegular, name); -} - -uiMenuItem *uiMenuAppendCheckItem(uiMenu *m, const char *name) -{ - return newItem(m, typeCheckbox, name); -} - -uiMenuItem *uiMenuAppendQuitItem(uiMenu *m) -{ - if (hasQuit) - userbug("You can not have multiple Quit menu items in a program."); - hasQuit = TRUE; - newItem(m, typeSeparator, NULL); - return newItem(m, typeQuit, NULL); -} - -uiMenuItem *uiMenuAppendPreferencesItem(uiMenu *m) -{ - if (hasPreferences) - userbug("You can not have multiple Preferences menu items in a program."); - hasPreferences = TRUE; - newItem(m, typeSeparator, NULL); - return newItem(m, typePreferences, NULL); -} - -uiMenuItem *uiMenuAppendAboutItem(uiMenu *m) -{ - if (hasAbout) - // TODO place these userbug strings in a header - userbug("You can not have multiple About menu items in a program."); - hasAbout = TRUE; - newItem(m, typeSeparator, NULL); - return newItem(m, typeAbout, NULL); -} - -void uiMenuAppendSeparator(uiMenu *m) -{ - newItem(m, typeSeparator, NULL); -} - -uiMenu *uiNewMenu(const char *name) -{ - uiMenu *m; - - if (menusFinalized) - userbug("You can not create a new menu after menus have been finalized."); - if (len >= cap) { - cap += grow; - menus = (uiMenu **) uiRealloc(menus, cap * sizeof (uiMenu *), "uiMenu *[]"); - } - - m = uiNew(uiMenu); - - menus[len] = m; - len++; - - m->name = toUTF16(name); - m->ischild = FALSE; - - return m; -} - -static HMENU makeMenu(uiMenu *m); - -static void appendMenuItem(HMENU menu, uiMenuItem *item) -{ - UINT uFlags; - UINT_PTR id = item->id; - - uFlags = MF_SEPARATOR; - if (item->type != typeSeparator) { - uFlags = MF_STRING; - if (item->disabled) - uFlags |= MF_DISABLED | MF_GRAYED; - if (item->checked) - uFlags |= MF_CHECKED; - if (item->popupchild) - { - uFlags |= MF_POPUP; - id = (UINT_PTR)makeMenu(item->popupchild); - } - } - if (AppendMenuW(menu, uFlags, id, item->name) == 0) - logLastError(L"error appending menu item"); - - if (item->len >= item->cap) { - item->cap += grow; - item->hmenus = (HMENU *) uiRealloc(item->hmenus, item->cap * sizeof (HMENU), "HMENU[]"); - } - item->hmenus[item->len] = menu; - item->len++; -} - -static HMENU makeMenu(uiMenu *m) -{ - HMENU menu; - size_t i; - - menu = CreatePopupMenu(); - if (menu == NULL) - logLastError(L"error creating menu"); - m->handle = menu; - for (i = 0; i < m->len; i++) - appendMenuItem(menu, m->items[i]); - return menu; -} - -HMENU makeMenubar(void) -{ - HMENU menubar; - HMENU menu; - size_t i; - - menusFinalized = TRUE; - - menubar = CreateMenu(); - if (menubar == NULL) - logLastError(L"error creating menubar"); - - for (i = 0; i < len; i++) { - if (menus[i]->ischild) continue; - menu = makeMenu(menus[i]); - if (AppendMenuW(menubar, MF_POPUP | MF_STRING, (UINT_PTR) menu, menus[i]->name) == 0) - logLastError(L"error appending menu to menubar"); - } - - return menubar; -} - -void runMenuEvent(WORD id, uiWindow *w) -{ - uiMenu *m; - uiMenuItem *item; - size_t i, j; - - // this isn't optimal, but it works, and it should be just fine for most cases - for (i = 0; i < len; i++) { - m = menus[i]; - for (j = 0; j < m->len; j++) { - item = m->items[j]; - if (item->id == id) - goto found; - } - } - // no match - implbug("unknown menu ID %hu in runMenuEvent()", id); - -found: - // first toggle checkboxes, if any - if (item->type == typeCheckbox) - uiMenuItemSetChecked(item, !uiMenuItemChecked(item)); - - // then run the event - (*(item->onClicked))(item, w, item->onClickedData); -} - -static void freeMenu(uiMenu *m, HMENU submenu) -{ - size_t i; - uiMenuItem *item; - size_t j; - - for (i = 0; i < m->len; i++) { - item = m->items[i]; - for (j = 0; j < item->len; j++) - if (item->hmenus[j] == submenu) - break; - if (j >= item->len) - implbug("submenu handle %p not found in freeMenu()", submenu); - for (; j < item->len - 1; j++) - item->hmenus[j] = item->hmenus[j + 1]; - item->hmenus[j] = NULL; - item->len--; - - if (item->popupchild) - freeMenu(item->popupchild, item->popupchild->handle); - } -} - -void freeMenubar(HMENU menubar) -{ - size_t i; - size_t j = 0; - MENUITEMINFOW mi; - - for (i = 0; i < len; i++) - { - if (menus[i]->ischild) continue; - ZeroMemory(&mi, sizeof (MENUITEMINFOW)); - mi.cbSize = sizeof (MENUITEMINFOW); - mi.fMask = MIIM_SUBMENU; - if (GetMenuItemInfoW(menubar, j, TRUE, &mi) == 0) - logLastError(L"error getting menu to delete item references from"); - freeMenu(menus[i], mi.hSubMenu); - j++; - } - // no need to worry about destroying any menus; destruction of the window they're in will do it for us -} - -void uninitMenus(void) -{ - uiMenu *m; - uiMenuItem *item; - size_t i, j; - - for (i = 0; i < len; i++) { - m = menus[i]; - uiFree(m->name); - for (j = 0; j < m->len; j++) { - item = m->items[j]; - if (item->len != 0) - // LONGTERM userbug()? - implbug("menu item %p (%ws) still has uiWindows attached; did you forget to destroy some windows?", item, item->name); - if (item->type != typeSubmenu && item->name != NULL) - uiFree(item->name); - if (item->hmenus != NULL) - uiFree(item->hmenus); - uiFree(item); - } - if (m->items != NULL) - uiFree(m->items); - uiFree(m); - } - if (menus != NULL) - uiFree(menus); -} |