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Support make clickthrough

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This commit is contained in:
Soreepeong 2025-08-16 16:42:30 +09:00
parent e5451c37af
commit 544f8b28bf
3 changed files with 79 additions and 91 deletions
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9
Dalamud/Interface/ImGuiBackend/InputHandler/Win32InputHandler.StaticLookupFunctions.cs
View file

@ -299,11 +299,12 @@ internal sealed partial class Win32InputHandler
private static void ViewportFlagsToWin32Styles(ImGuiViewportFlags flags, out int style, out int exStyle)
{
style = (int)(flags.HasFlag(ImGuiViewportFlags.NoDecoration) ? WS.WS_POPUP : WS.WS_OVERLAPPEDWINDOW);
exStyle =
(int)(flags.HasFlag(ImGuiViewportFlags.NoTaskBarIcon) ? WS.WS_EX_TOOLWINDOW : (uint)WS.WS_EX_APPWINDOW);
style = (flags & ImGuiViewportFlags.NoDecoration) != 0 ? unchecked((int)WS.WS_POPUP) : WS.WS_OVERLAPPEDWINDOW;
exStyle = (flags & ImGuiViewportFlags.NoTaskBarIcon) != 0 ? WS.WS_EX_TOOLWINDOW : WS.WS_EX_APPWINDOW;
exStyle |= WS.WS_EX_NOREDIRECTIONBITMAP;
if (flags.HasFlag(ImGuiViewportFlags.TopMost))
if ((flags & ImGuiViewportFlags.TopMost) != 0)
exStyle |= WS.WS_EX_TOPMOST;
if ((flags & ImGuiViewportFlags.NoInputs) != 0)
exStyle |= WS.WS_EX_TRANSPARENT | WS.WS_EX_LAYERED;
}
}

6
Dalamud/Interface/ImGuiBackend/InputHandler/Win32InputHandler.cs
View file

@ -8,6 +8,7 @@ using System.Text;
using Dalamud.Bindings.ImGui;
using Dalamud.Memory;
using Dalamud.Utility;
using Serilog;
@ -446,6 +447,7 @@ internal sealed unsafe partial class Win32InputHandler : IImGuiInputHandler
ClientToScreen(this.hWnd, &pos);
SetCursorPos(pos.x, pos.y);
}
}
// (Optional) Fallback to provide mouse position when focused (WM_MOUSEMOVE already provides this when hovered or captured)
if (!io.WantSetMousePos && !this.mouseTracked && hasMouseScreenPos)
@ -459,7 +461,6 @@ internal sealed unsafe partial class Win32InputHandler : IImGuiInputHandler
ClientToScreen(focusedWindow, &mousePos);
io.AddMousePosEvent(mousePos.x, mousePos.y);
}
}
// (Optional) When using multiple viewports: call io.AddMouseViewportEvent() with the viewport the OS mouse cursor is hovering.
// If ImGuiBackendFlags_HasMouseHoveredViewport is not set by the backend, Dear imGui will ignore this field and infer the information using its flawed heuristic.
@ -827,6 +828,9 @@ internal sealed unsafe partial class Win32InputHandler : IImGuiInputHandler
null);
}
if (data->Hwnd == 0)
Util.Fatal($"CreateWindowExW failed: {GetLastError()}", "ImGui Viewport error");
data->HwndOwned = true;
viewport.PlatformRequestResize = false;
viewport.PlatformHandle = viewport.PlatformHandleRaw = data->Hwnd;

127
Dalamud/Interface/Windowing/Window.cs
View file

@ -1,9 +1,6 @@
using System.Collections.Generic;
using System.Diagnostics;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Numerics;
using System.Runtime.InteropServices;
using System.Threading.Tasks;
using CheapLoc;
@ -19,10 +16,13 @@ using Dalamud.Interface.Utility.Internal;
using Dalamud.Interface.Utility.Raii;
using Dalamud.Interface.Windowing.Persistence;
using Dalamud.Logging.Internal;
using Dalamud.Utility;
using FFXIVClientStructs.FFXIV.Client.UI;
using TerraFX.Interop.Windows;
using static TerraFX.Interop.Windows.Windows;
namespace Dalamud.Interface.Windowing;
/// <summary>
@ -31,11 +31,15 @@ namespace Dalamud.Interface.Windowing;
public abstract class Window
{
private const float FadeInOutTime = 0.072f;
private const string AdditionsPopupName = "WindowSystemContextActions";
private static readonly ModuleLog Log = new("WindowSystem");
private static bool wasEscPressedLastFrame = false;
private readonly TitleBarButton additionsButton;
private readonly List<TitleBarButton> allButtons = [];
private bool internalLastIsOpen = false;
private bool internalIsOpen = false;
private bool internalIsPinned = false;
@ -69,6 +73,20 @@ public abstract class Window
this.WindowName = name;
this.Flags = flags;
this.ForceMainWindow = forceMainWindow;
this.additionsButton = new()
{
Icon = FontAwesomeIcon.Bars,
IconOffset = new Vector2(2.5f, 1),
Click = _ =>
{
this.internalIsClickthrough = false;
this.presetDirty = false;
ImGui.OpenPopup(AdditionsPopupName);
},
Priority = int.MinValue,
AvailableClickthrough = true,
};
}
/// <summary>
@ -448,11 +466,12 @@ public abstract class Window
ImGuiP.GetCurrentWindow().InheritNoInputs = this.internalIsClickthrough;
}
// Not supported yet on non-main viewports
if (this.internalIsClickthrough && ImGui.GetWindowViewport().ID != ImGui.GetMainViewport().ID)
if (ImGui.GetWindowViewport().ID != ImGui.GetMainViewport().ID)
{
this.internalIsClickthrough = false;
this.presetDirty = true;
if ((flags & ImGuiWindowFlags.NoInputs) == ImGuiWindowFlags.NoInputs)
ImGui.GetWindowViewport().Flags |= ImGuiViewportFlags.NoInputs;
else
ImGui.GetWindowViewport().Flags &= ~ImGuiViewportFlags.NoInputs;
}
// Draw the actual window contents
@ -466,7 +485,6 @@ public abstract class Window
}
}
const string additionsPopupName = "WindowSystemContextActions";
var flagsApplicableForTitleBarIcons = !flags.HasFlag(ImGuiWindowFlags.NoDecoration) &&
!flags.HasFlag(ImGuiWindowFlags.NoTitleBar);
var showAdditions = (this.AllowPinning || this.AllowClickthrough) &&
@ -477,7 +495,7 @@ public abstract class Window
{
ImGui.PushStyleVar(ImGuiStyleVar.Alpha, 1f);
if (ImGui.BeginPopup(additionsPopupName, ImGuiWindowFlags.NoMove))
if (ImGui.BeginPopup(AdditionsPopupName, ImGuiWindowFlags.NoMove))
{
if (this.internalIsClickthrough)
ImGui.BeginDisabled();
@ -498,11 +516,6 @@ public abstract class Window
if (this.internalIsClickthrough)
ImGui.EndDisabled();
var isAvailable = ImGuiHelpers.CheckIsWindowOnMainViewport();
if (!isAvailable)
ImGui.BeginDisabled();
if (this.AllowClickthrough)
{
if (ImGui.Checkbox(
@ -516,9 +529,6 @@ public abstract class Window
Loc.Localize("WindowSystemContextActionClickthroughHint", "Clickthrough windows will not receive mouse input, move or resize. They are completely inert."));
}
if (!isAvailable)
ImGui.EndDisabled();
var alpha = (this.internalAlpha ?? ImGui.GetStyle().Alpha) * 100f;
if (ImGui.SliderFloat(Loc.Localize("WindowSystemContextActionAlpha", "Opacity"), ref alpha, 20f,
100f))
@ -534,18 +544,11 @@ public abstract class Window
this.presetDirty = true;
}
if (isAvailable)
{
ImGui.TextColored(ImGuiColors.DalamudGrey,
Loc.Localize("WindowSystemContextActionClickthroughDisclaimer",
ImGui.TextColored(
ImGuiColors.DalamudGrey,
Loc.Localize(
"WindowSystemContextActionClickthroughDisclaimer",
"Open this menu again by clicking the three dashes to disable clickthrough."));
}
else
{
ImGui.TextColored(ImGuiColors.DalamudGrey,
Loc.Localize("WindowSystemContextActionViewportDisclaimer",
"These features are only available if this window is inside the game window."));
}
if (ImGui.Button(Loc.Localize("WindowSystemContextActionPrintWindow", "Print window")))
printWindow = true;
@ -556,34 +559,15 @@ public abstract class Window
ImGui.PopStyleVar();
}
unsafe
{
var window = ImGuiP.GetCurrentWindow();
ImRect outRect;
ImGuiP.TitleBarRect(&outRect, window);
var additionsButton = new TitleBarButton
{
Icon = FontAwesomeIcon.Bars,
IconOffset = new Vector2(2.5f, 1),
Click = _ =>
{
this.internalIsClickthrough = false;
this.presetDirty = false;
ImGui.OpenPopup(additionsPopupName);
},
Priority = int.MinValue,
AvailableClickthrough = true,
};
if (flagsApplicableForTitleBarIcons)
{
this.DrawTitleBarButtons(window, flags, outRect,
showAdditions
? this.TitleBarButtons.Append(additionsButton)
: this.TitleBarButtons);
}
this.allButtons.Clear();
this.allButtons.EnsureCapacity(this.TitleBarButtons.Count + 1);
this.allButtons.AddRange(this.TitleBarButtons);
if (showAdditions)
this.allButtons.Add(this.additionsButton);
this.allButtons.Sort(static (a, b) => b.Priority - a.Priority);
this.DrawTitleBarButtons();
}
if (wasFocused)
@ -740,8 +724,11 @@ public abstract class Window
}
}
private unsafe void DrawTitleBarButtons(ImGuiWindowPtr window, ImGuiWindowFlags flags, ImRect titleBarRect, IEnumerable<TitleBarButton> buttons)
private unsafe void DrawTitleBarButtons()
{
var window = ImGuiP.GetCurrentWindow();
var flags = window.Flags;
var titleBarRect = window.TitleBarRect();
ImGui.PushClipRect(ImGui.GetWindowPos(), ImGui.GetWindowPos() + ImGui.GetWindowSize(), false);
var style = ImGui.GetStyle();
@ -776,26 +763,22 @@ public abstract class Window
var max = pos + new Vector2(fontSize, fontSize);
ImRect bb = new(pos, max);
var isClipped = !ImGuiP.ItemAdd(bb, id, null, 0);
bool hovered, held;
var pressed = false;
bool hovered, held, pressed;
if (this.internalIsClickthrough)
{
hovered = false;
held = false;
// ButtonBehavior does not function if the window is clickthrough, so we have to do it ourselves
if (ImGui.IsMouseHoveringRect(pos, max))
{
hovered = true;
var pad = ImGui.GetStyle().TouchExtraPadding;
var rect = new ImRect(pos - pad, max + pad);
hovered = rect.Contains(ImGui.GetMousePos());
// Temporarily enable inputs
// This will be reset on next frame, and then enabled again if it is still being hovered
if (hovered && ImGui.GetWindowViewport().ID != ImGui.GetMainViewport().ID)
ImGui.GetWindowViewport().Flags &= ~ImGuiViewportFlags.NoInputs;
// We can't use ImGui native functions here, because they don't work with clickthrough
if ((global::Windows.Win32.PInvoke.GetKeyState((int)VirtualKey.LBUTTON) & 0x8000) != 0)
{
held = true;
pressed = true;
}
}
pressed = held = hovered && (GetKeyState(VK.VK_LBUTTON) & 0x8000) != 0;
}
else
{
@ -824,7 +807,7 @@ public abstract class Window
return pressed;
}
foreach (var button in buttons.OrderBy(x => x.Priority))
foreach (var button in this.allButtons)
{
if (this.internalIsClickthrough && !button.AvailableClickthrough)
return;
@ -932,7 +915,7 @@ public abstract class Window
/// <summary>
/// Gets or sets an action that is called when the button is clicked.
/// </summary>
public Action<ImGuiMouseButton> Click { get; set; }
public Action<ImGuiMouseButton>? Click { get; set; }
/// <summary>
/// Gets or sets the priority the button shall be shown in.