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Added ImGuiFocusedFlags_NoPopupHierarchy and ImGuiHoveredFlags_NoPopupHierarchy (followup #4527)

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IsWindowFocused: fix flag usage (amend 6b1e094c) was technically harmless because of light typing.
This commit is contained in:
ocornut
2021-09-24 13:58:00 +02:00
parent ca097c2c68
commit 65ad63de84
5 changed files with 75 additions and 35 deletions
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40
imgui.cpp
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@ -4031,7 +4031,7 @@ void ImGui::UpdateHoveredWindowAndCaptureFlags()
// Modal windows prevents mouse from hovering behind them.
ImGuiWindow* modal_window = GetTopMostPopupModal();
if (modal_window && g.HoveredWindow && !IsWindowChildOf(g.HoveredWindow->RootWindowDockTree, modal_window, true))
if (modal_window && g.HoveredWindow && !IsWindowChildOf(g.HoveredWindow->RootWindowDockTree, modal_window, true, true))
clear_hovered_windows = true;
// Disabled mouse?
@ -6137,13 +6137,15 @@ void ImGui::RenderWindowTitleBarContents(ImGuiWindow* window, const ImRect& titl
void ImGui::UpdateWindowParentAndRootLinks(ImGuiWindow* window, ImGuiWindowFlags flags, ImGuiWindow* parent_window)
{
window->ParentWindow = parent_window;
window->RootWindow = window->RootWindowDockTree = window->RootWindowForTitleBarHighlight = window->RootWindowForNav = window;
window->RootWindow = window->RootWindowPopupTree = window->RootWindowDockTree = window->RootWindowForTitleBarHighlight = window->RootWindowForNav = window;
if (parent_window && (flags & ImGuiWindowFlags_ChildWindow) && !(flags & ImGuiWindowFlags_Tooltip))
{
window->RootWindowDockTree = parent_window->RootWindowDockTree;
if (!window->DockIsActive && !(parent_window->Flags & ImGuiWindowFlags_DockNodeHost))
window->RootWindow = parent_window->RootWindow;
}
if (parent_window && (flags & ImGuiWindowFlags_Popup))
window->RootWindowPopupTree = parent_window->RootWindowPopupTree;
if (parent_window && !(flags & ImGuiWindowFlags_Modal) && (flags & (ImGuiWindowFlags_ChildWindow | ImGuiWindowFlags_Popup)))
window->RootWindowForTitleBarHighlight = parent_window->RootWindowForTitleBarHighlight;
while (window->RootWindowForNav->Flags & ImGuiWindowFlags_NavFlattened)
@ -7261,19 +7263,27 @@ void ImGui::PopTextWrapPos()
window->DC.TextWrapPosStack.pop_back();
}
bool ImGui::IsWindowChildOf(ImGuiWindow* window, ImGuiWindow* potential_parent, bool dock_hierarchy)
static ImGuiWindow* GetCombinedRootWindow(ImGuiWindow* window, bool popup_hierarchy, bool dock_hierarchy)
{
if ((dock_hierarchy ? window->RootWindowDockTree : window->RootWindow) == potential_parent)
window = window->RootWindow;
if (popup_hierarchy)
window = window->RootWindowPopupTree;
if (dock_hierarchy)
window = window->RootWindowDockTree;
return window;
}
bool ImGui::IsWindowChildOf(ImGuiWindow* window, ImGuiWindow* potential_parent, bool popup_hierarchy, bool dock_hierarchy)
{
ImGuiWindow* window_root = GetCombinedRootWindow(window, popup_hierarchy, dock_hierarchy);
if (window_root == potential_parent)
return true;
while (window != NULL)
{
if (window == potential_parent)
return true;
// 2021-09-11: we broke the unexpressed contract that this function (prior to 6b1e094, #4527)
// would follow through popup parents as well. Restoring this for now. May want to add a ImGuiFocusedFlags_PopupHierarchy flag later.
if ((window->Flags & ImGuiWindowFlags_Popup) == 0)
if (window == (dock_hierarchy ? window->RootWindowDockTree : window->RootWindow))
return false;
if (window == window_root) // end of chain
return false;
window = window->ParentWindow;
}
return false;
@ -7305,14 +7315,15 @@ bool ImGui::IsWindowHovered(ImGuiHoveredFlags flags)
if ((flags & ImGuiHoveredFlags_AnyWindow) == 0)
{
IM_ASSERT(cur_window); // Not inside a Begin()/End()
const bool popup_hierarchy = (flags & ImGuiHoveredFlags_NoPopupHierarchy) == 0;
const bool dock_hierarchy = (flags & ImGuiHoveredFlags_DockHierarchy) != 0;
if (flags & ImGuiHoveredFlags_RootWindow)
cur_window = dock_hierarchy ? cur_window->RootWindowDockTree : cur_window->RootWindow;
cur_window = GetCombinedRootWindow(cur_window, popup_hierarchy, dock_hierarchy);
bool result;
if (flags & ImGuiHoveredFlags_ChildWindows)
result = IsWindowChildOf(ref_window, cur_window, dock_hierarchy);
result = IsWindowChildOf(ref_window, cur_window, popup_hierarchy, dock_hierarchy);
else
result = (ref_window == cur_window);
if (!result)
@ -7339,13 +7350,14 @@ bool ImGui::IsWindowFocused(ImGuiFocusedFlags flags)
return true;
IM_ASSERT(cur_window); // Not inside a Begin()/End()
const bool dock_hierarchy = (flags & ImGuiHoveredFlags_DockHierarchy) != 0;
const bool popup_hierarchy = (flags & ImGuiFocusedFlags_NoPopupHierarchy) == 0;
const bool dock_hierarchy = (flags & ImGuiFocusedFlags_DockHierarchy) != 0;
if (flags & ImGuiHoveredFlags_RootWindow)
cur_window = dock_hierarchy ? cur_window->RootWindowDockTree : cur_window->RootWindow;
cur_window = GetCombinedRootWindow(cur_window, popup_hierarchy, dock_hierarchy);
if (flags & ImGuiHoveredFlags_ChildWindows)
return IsWindowChildOf(ref_window, cur_window, dock_hierarchy);
return IsWindowChildOf(ref_window, cur_window, popup_hierarchy, dock_hierarchy);
else
return (ref_window == cur_window);
}