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- Extended AddOptionMenu to allow inserting items before or after a specific menu item

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Player701 2020-10-29 09:38:29 +03:00 committed by Christoph Oelckers
parent e276431336
commit 08302146d7
1 changed files with 42 additions and 22 deletions
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64
src/common/menu/menudef.cpp
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@ -752,21 +752,13 @@ static void ParseListMenu(FScanner &sc)
//=============================================================================
//
// [Player701] Allow extending list menus
// [Player701] Common function for figuring out where to insert items
// for AddListMenu and AddOptionMenu
//
//=============================================================================
static void ParseAddListMenu(FScanner& sc)
static int GetInsertIndex(FScanner& sc, DMenuDescriptor* desc)
{
sc.MustGetString();
DMenuDescriptor** pOld = MenuDescriptors.CheckKey(sc.String);
if (pOld == nullptr || *pOld == nullptr || !(*pOld)->IsKindOf(RUNTIME_CLASS(DListMenuDescriptor)))
{
sc.ScriptError("%s is not a list menu that can be extended", sc.String);
return;
}
bool before = sc.CheckString("BEFORE");
bool after = sc.CheckString("AFTER");
@ -777,10 +769,10 @@ static void ParseAddListMenu(FScanner& sc)
// Find an existing menu item to use as insertion point
sc.MustGetString();
auto n = (*pOld)->mItems.Size();
auto n = desc->mItems.Size();
for (unsigned int i = 0; i < n; i++)
{
auto item = (*pOld)->mItems[i];
auto item = desc->mItems[i];
if (item->mAction == sc.String)
{
@ -796,7 +788,26 @@ static void ParseAddListMenu(FScanner& sc)
// to avoid backwards compatibility issues.
}
ParseListMenuBody(sc, (DListMenuDescriptor*)(*pOld), insertIndex);
return insertIndex;
}
//=============================================================================
//
// [Player701] Allow extending list menus
//
//=============================================================================
static void ParseAddListMenu(FScanner& sc)
{
sc.MustGetString();
DMenuDescriptor** pOld = MenuDescriptors.CheckKey(sc.String);
if (pOld == nullptr || *pOld == nullptr || !(*pOld)->IsKindOf(RUNTIME_CLASS(DListMenuDescriptor)))
{
sc.ScriptError("%s is not a list menu that can be extended", sc.String);
return;
}
ParseListMenuBody(sc, (DListMenuDescriptor*)(*pOld), GetInsertIndex(sc, *pOld));
}
//=============================================================================
@ -915,7 +926,7 @@ static void ParseOptionSettings(FScanner &sc)
//
//=============================================================================
static void ParseOptionMenuBody(FScanner &sc, DOptionMenuDescriptor *desc)
static void ParseOptionMenuBody(FScanner &sc, DOptionMenuDescriptor *desc, int insertIndex)
{
sc.MustGetStringName("{");
while (!sc.CheckString("}"))
@ -930,7 +941,7 @@ static void ParseOptionMenuBody(FScanner &sc, DOptionMenuDescriptor *desc)
if (!CheckSkipGameBlock(sc))
{
// recursively parse sub-block
ParseOptionMenuBody(sc, desc);
ParseOptionMenuBody(sc, desc, insertIndex);
}
}
else if (sc.Compare("ifnotgame"))
@ -938,7 +949,7 @@ static void ParseOptionMenuBody(FScanner &sc, DOptionMenuDescriptor *desc)
if (!CheckSkipGameBlock(sc, false))
{
// recursively parse sub-block
ParseOptionMenuBody(sc, desc);
ParseOptionMenuBody(sc, desc, insertIndex);
}
}
else if (sc.Compare("ifoption"))
@ -946,7 +957,7 @@ static void ParseOptionMenuBody(FScanner &sc, DOptionMenuDescriptor *desc)
if (!CheckSkipOptionBlock(sc))
{
// recursively parse sub-block
ParseOptionMenuBody(sc, desc);
ParseOptionMenuBody(sc, desc, insertIndex);
}
}
else if (sc.Compare("Class"))
@ -1084,7 +1095,16 @@ static void ParseOptionMenuBody(FScanner &sc, DOptionMenuDescriptor *desc)
DMenuItemBase *item = (DMenuItemBase*)cls->CreateNew();
params[0] = item;
VMCallWithDefaults(func->Variants[0].Implementation, params, nullptr, 0);
desc->mItems.Push((DMenuItemBase*)item);
if (insertIndex == -1)
{
desc->mItems.Push(item);
}
else
{
desc->mItems.Insert(insertIndex, item);
insertIndex++;
}
success = true;
}
@ -1123,7 +1143,7 @@ static void ParseOptionMenu(FScanner &sc)
desc->mDontDim = DefaultOptionMenuSettings->mDontDim;
desc->mProtected = sc.CheckString("protected");
ParseOptionMenuBody(sc, desc);
ParseOptionMenuBody(sc, desc, -1);
ReplaceMenu(sc, desc);
}
@ -1144,7 +1164,7 @@ static void ParseAddOptionMenu(FScanner &sc)
sc.ScriptError("%s is not an option menu that can be extended", sc.String);
return;
}
ParseOptionMenuBody(sc, (DOptionMenuDescriptor*)(*pOld));
ParseOptionMenuBody(sc, (DOptionMenuDescriptor*)(*pOld), GetInsertIndex(sc, *pOld));
}
@ -1424,7 +1444,7 @@ void M_ParseMenuDefs()
}
else if (sc.Compare("DEFAULTOPTIONMENU"))
{
ParseOptionMenuBody(sc, DefaultOptionMenuSettings);
ParseOptionMenuBody(sc, DefaultOptionMenuSettings, -1);
if (DefaultOptionMenuSettings->mItems.Size() > 0)
{
I_FatalError("You cannot add menu items to the menu default settings.");