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Internals: refactored IsWindowHovered()/IsWindowFocused() to make their logic more similar + change underlying value of ImGuiHoveredFlags_AllowWhenBlockedByPopup + comment out docking only flags.

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This commit is contained in:
ocornut
2021-09-08 15:05:27 +02:00
parent d9b427cce0
commit 321b84f01f
2 changed files with 36 additions and 40 deletions
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66
imgui.cpp
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@ -6740,37 +6740,31 @@ bool ImGui::IsWindowHovered(ImGuiHoveredFlags flags)
{
IM_ASSERT((flags & ImGuiHoveredFlags_AllowWhenOverlapped) == 0); // Flags not supported by this function
ImGuiContext& g = *GImGui;
if (g.HoveredWindow == NULL)
ImGuiWindow* ref_window = g.HoveredWindow;
ImGuiWindow* cur_window = g.CurrentWindow;
if (ref_window == NULL)
return false;
if ((flags & ImGuiHoveredFlags_AnyWindow) == 0)
{
ImGuiWindow* window = g.CurrentWindow;
switch (flags & (ImGuiHoveredFlags_RootWindow | ImGuiHoveredFlags_ChildWindows))
{
case ImGuiHoveredFlags_RootWindow | ImGuiHoveredFlags_ChildWindows:
if (g.HoveredWindow->RootWindow != window->RootWindow)
return false;
break;
case ImGuiHoveredFlags_RootWindow:
if (g.HoveredWindow != window->RootWindow)
return false;
break;
case ImGuiHoveredFlags_ChildWindows:
if (!IsWindowChildOf(g.HoveredWindow, window))
return false;
break;
default:
if (g.HoveredWindow != window)
return false;
break;
}
IM_ASSERT(cur_window); // Not inside a Begin()/End()
if (flags & ImGuiHoveredFlags_RootWindow)
cur_window = cur_window->RootWindow;
bool result;
if (flags & ImGuiHoveredFlags_ChildWindows)
result = IsWindowChildOf(ref_window, cur_window);
else
result = (ref_window == cur_window);
if (!result)
return false;
}
if (!IsWindowContentHoverable(g.HoveredWindow, flags))
if (!IsWindowContentHoverable(ref_window, flags))
return false;
if (!(flags & ImGuiHoveredFlags_AllowWhenBlockedByActiveItem))
if (g.ActiveId != 0 && !g.ActiveIdAllowOverlap && g.ActiveId != g.HoveredWindow->MoveId)
if (g.ActiveId != 0 && !g.ActiveIdAllowOverlap && g.ActiveId != ref_window->MoveId)
return false;
return true;
}
@ -6778,22 +6772,22 @@ bool ImGui::IsWindowHovered(ImGuiHoveredFlags flags)
bool ImGui::IsWindowFocused(ImGuiFocusedFlags flags)
{
ImGuiContext& g = *GImGui;
ImGuiWindow* ref_window = g.NavWindow;
ImGuiWindow* cur_window = g.CurrentWindow;
if (ref_window == NULL)
return false;
if (flags & ImGuiFocusedFlags_AnyWindow)
return g.NavWindow != NULL;
return true;
IM_ASSERT(cur_window); // Not inside a Begin()/End()
IM_ASSERT(g.CurrentWindow); // Not inside a Begin()/End()
switch (flags & (ImGuiFocusedFlags_RootWindow | ImGuiFocusedFlags_ChildWindows))
{
case ImGuiFocusedFlags_RootWindow | ImGuiFocusedFlags_ChildWindows:
return g.NavWindow && g.NavWindow->RootWindow == g.CurrentWindow->RootWindow;
case ImGuiFocusedFlags_RootWindow:
return g.NavWindow == g.CurrentWindow->RootWindow;
case ImGuiFocusedFlags_ChildWindows:
return g.NavWindow && IsWindowChildOf(g.NavWindow, g.CurrentWindow);
default:
return g.NavWindow == g.CurrentWindow;
}
if (flags & ImGuiHoveredFlags_RootWindow)
cur_window = cur_window->RootWindow;
if (flags & ImGuiHoveredFlags_ChildWindows)
return IsWindowChildOf(ref_window, cur_window);
else
return (ref_window == cur_window);
}
// Can we focus this window with CTRL+TAB (or PadMenu + PadFocusPrev/PadFocusNext)