ToxicMushroom/Dalamud
1
0
Fork 0
mirror of https://github.com/goatcorp/Dalamud.git synced 2025-12-15 05:04:15 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

Add HandleItemOut hook

Browse source 
Allows detecting when no more item is hovered and dispatch event
accordingly.
Also actually fill the HoveredItem property.
This commit is contained in:
Florian Maunier 2020-04-08 18:27:36 +02:00
parent e16b371ac3
commit a3e1e11737
No known key found for this signature in database
GPG key ID: 3919060DDEE2A555
2 changed files with 39 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

36
Dalamud/Game/Internal/Gui/GameGui.cs
View file

@ -18,6 +18,10 @@ namespace Dalamud.Game.Internal.Gui {
private delegate IntPtr HandleItemHoverDelegate(IntPtr hoverState, IntPtr a2, IntPtr a3, ulong a4);
private readonly Hook<HandleItemHoverDelegate> handleItemHoverHook;
[UnmanagedFunctionPointer(CallingConvention.ThisCall)]
private delegate IntPtr HandleItemOutDelegate(IntPtr hoverState, IntPtr a2, IntPtr a3, ulong a4);
private readonly Hook<HandleItemOutDelegate> handleItemOutHook;
/// <summary>
/// The item ID that is currently hovered by the player. 0 when no item is hovered.
/// If > 1.000.000, subtract 1.000.000 and treat it as HQ
@ -38,6 +42,7 @@ namespace Dalamud.Game.Internal.Gui {
Log.Verbose("GameGuiManager address {Address}", Address.BaseAddress);
Log.Verbose("SetGlobalBgm address {Address}", Address.SetGlobalBgm);
Log.Verbose("HandleItemHover address {Address}", Address.HandleItemHover);
Log.Verbose("HandleItemOut address {Address}", Address.HandleItemOut);
Chat = new ChatGui(Address.ChatManager, scanner, dalamud);
@ -49,6 +54,11 @@ namespace Dalamud.Game.Internal.Gui {
new Hook<HandleItemHoverDelegate>(Address.HandleItemHover,
new HandleItemHoverDelegate(HandleItemHoverDetour),
this);
this.handleItemOutHook =
new Hook<HandleItemOutDelegate>(Address.HandleItemOut,
new HandleItemOutDelegate(HandleItemOutDetour),
this);
}
private IntPtr HandleSetGlobalBgmDetour(UInt16 bgmKey, byte a2, UInt32 a3, UInt32 a4, UInt32 a5, byte a6) {
@ -64,6 +74,7 @@ namespace Dalamud.Game.Internal.Gui {
if (retVal.ToInt64() == 22) {
var itemId = (ulong)Marshal.ReadInt32(hoverState, 0x130);
this.HoveredItem = itemId;
try {
HoveredItemChanged?.Invoke(this, itemId);
@ -77,18 +88,43 @@ namespace Dalamud.Game.Internal.Gui {
return retVal;
}
private IntPtr HandleItemOutDetour(IntPtr hoverState, IntPtr a2, IntPtr a3, ulong a4)
{
var retVal = this.handleItemOutHook.Original(hoverState, a2, a3, a4);
if (a3 != IntPtr.Zero && a4 == 1) {
var a3Val = Marshal.ReadByte(a3, 0x8);
if (a3Val == 255) {
this.HoveredItem = 0ul;
try {
HoveredItemChanged?.Invoke(this, 0ul);
} catch (Exception e) {
Log.Error(e, "Could not dispatch HoveredItemChanged event.");
}
Log.Verbose("HoverItemId: 0");
}
}
return retVal;
}
public void SetBgm(ushort bgmKey) => this.setGlobalBgmHook.Original(bgmKey, 0, 0, 0, 0, 0);
public void Enable() {
Chat.Enable();
this.setGlobalBgmHook.Enable();
this.handleItemHoverHook.Enable();
this.handleItemOutHook.Enable();
}
public void Dispose() {
Chat.Dispose();
this.setGlobalBgmHook.Dispose();
this.handleItemHoverHook.Dispose();
this.handleItemOutHook.Dispose();
}
}
}

4
Dalamud/Game/Internal/Gui/GameGuiAddressResolver.cs
View file

@ -10,7 +10,8 @@ namespace Dalamud.Game.Internal.Gui {
public IntPtr SetGlobalBgm { get; private set; }
public IntPtr HandleItemHover { get; set; }
public IntPtr HandleItemOut { get; set; }
public GameGuiAddressResolver(IntPtr baseAddress) {
BaseAddress = baseAddress;
}
@ -27,6 +28,7 @@ namespace Dalamud.Game.Internal.Gui {
protected override void Setup64Bit(SigScanner sig) {
SetGlobalBgm = sig.ScanText("4C 8B 15 ?? ?? ?? ?? 4D 85 D2 74 58");
HandleItemHover = sig.ScanText("E8 ?? ?? ?? ?? 48 8B 5C 24 ?? 48 89 AE ?? ?? ?? ??");
HandleItemOut = sig.ScanText("48 89 5C 24 ?? 57 48 83 EC 20 48 8B FA 48 8B D9 4D");
}
}
}