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Internals: tidying up and stripping more of focus scope code.

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This commit is contained in:
ocornut 2022-11-03 16:25:15 +01:00
parent 9f66a3a9ed
commit 7109f32f96
2 changed files with 10 additions and 30 deletions
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22
imgui.cpp
View File

@ -6329,8 +6329,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
window->ParentWindowInBeginStack = parent_window_in_stack;
}
// Add to focus scope stack - inherited by default by child windows from parent, reset by regular window
//if (window == window->RootWindow && (window->Flags & ImGuiWindowFlags_ChildMenu) == 0)
// Add to focus scope stack
PushFocusScope(window->ID);
window->NavRootFocusScopeId = g.CurrentFocusScopeId;
g.CurrentWindow = NULL;
@ -6942,7 +6941,6 @@ void ImGui::End()
if (window->DC.CurrentColumns)
EndColumns();
PopClipRect(); // Inner window clip rectangle
//if (window == window->RootWindow && (window->Flags & ImGuiWindowFlags_ChildMenu) == 0)
PopFocusScope();
// Stop logging
@ -7624,24 +7622,16 @@ void ImGui::ActivateItem(ImGuiID id)
void ImGui::PushFocusScope(ImGuiID id)
{
ImGuiContext& g = *GImGui;
if (g.FocusScopeStackLocked > 0)
return;
ImGuiFocusScope scope;
scope.FocusScopeId = id;
scope.Window = g.CurrentWindow;
g.FocusScopeStack.push_back(scope);
g.CurrentFocusScopeId = scope.FocusScopeId;
g.FocusScopeStack.push_back(id);
g.CurrentFocusScopeId = id;
}
void ImGui::PopFocusScope()
{
ImGuiContext& g = *GImGui;
if (g.FocusScopeStackLocked > 0)
return;
IM_ASSERT(g.FocusScopeStack.Size > 0); // Too many PopFocusScope() ?
IM_ASSERT(g.FocusScopeStack.back().Window == g.CurrentWindow); // Mismatched pop location?
g.FocusScopeStack.pop_back();
g.CurrentFocusScopeId = g.FocusScopeStack.Size ? g.FocusScopeStack.back().FocusScopeId : 0;
g.CurrentFocusScopeId = g.FocusScopeStack.Size ? g.FocusScopeStack.back() : 0;
}
// Note: this will likely be called ActivateItem() once we rework our Focus/Activation system!
@ -10750,7 +10740,7 @@ void ImGui::NavUpdateCreateMoveRequest()
inner_rect_rel.Min.y = clamp_y ? (inner_rect_rel.Min.y + pad_y) : -FLT_MAX;
inner_rect_rel.Max.y = clamp_y ? (inner_rect_rel.Max.y - pad_y) : +FLT_MAX;
window->NavRectRel[g.NavLayer].ClipWithFull(inner_rect_rel);
g.NavId = /*g.NavFocusScopeId =*/ 0;
g.NavId = 0;
}
}
@ -10933,7 +10923,7 @@ static void ImGui::NavUpdateCancelRequest()
// Clear NavLastId for popups but keep it for regular child window so we can leave one and come back where we were
if (g.NavWindow && ((g.NavWindow->Flags & ImGuiWindowFlags_Popup) || !(g.NavWindow->Flags & ImGuiWindowFlags_ChildWindow)))
g.NavWindow->NavLastIds[0] = 0;
g.NavId = /*g.NavFocusScopeId =*/ 0;
g.NavId = 0;
}
}

14
imgui_internal.h
View File

@ -1388,14 +1388,6 @@ struct ImGuiNavItemData
void Clear() { Window = NULL; ID = FocusScopeId = 0; InFlags = 0; DistBox = DistCenter = DistAxial = FLT_MAX; }
};
struct ImGuiFocusScope
{
ImGuiID FocusScopeId;
ImGuiWindow* Window;
ImGuiFocusScope() { memset(this, 0, sizeof(*this)); }
};
//-----------------------------------------------------------------------------
// [SECTION] Columns support
//-----------------------------------------------------------------------------
@ -1696,7 +1688,7 @@ struct ImGuiContext
#endif
// Next window/item data
ImGuiID CurrentFocusScopeId; // == g.FocusScopeStack.back().FocusScopeId
ImGuiID CurrentFocusScopeId; // == g.FocusScopeStack.back()
ImGuiItemFlags CurrentItemFlags; // == g.ItemFlagsStack.back()
ImGuiNextItemData NextItemData; // Storage for SetNextItem** functions
ImGuiLastItemData LastItemData; // Storage for last submitted item (setup by ItemAdd)
@ -1706,13 +1698,12 @@ struct ImGuiContext
ImVector<ImGuiColorMod> ColorStack; // Stack for PushStyleColor()/PopStyleColor() - inherited by Begin()
ImVector<ImGuiStyleMod> StyleVarStack; // Stack for PushStyleVar()/PopStyleVar() - inherited by Begin()
ImVector<ImFont*> FontStack; // Stack for PushFont()/PopFont() - inherited by Begin()
ImVector<ImGuiFocusScope> FocusScopeStack; // Stack for PushFocusScope()/PopFocusScope() - inherited by BeginChild(), pushed into by Begin()
ImVector<ImGuiID> FocusScopeStack; // Stack for PushFocusScope()/PopFocusScope() - inherited by BeginChild(), pushed into by Begin()
ImVector<ImGuiItemFlags>ItemFlagsStack; // Stack for PushItemFlag()/PopItemFlag() - inherited by Begin()
ImVector<ImGuiGroupData>GroupStack; // Stack for BeginGroup()/EndGroup() - not inherited by Begin()
ImVector<ImGuiPopupData>OpenPopupStack; // Which popups are open (persistent)
ImVector<ImGuiPopupData>BeginPopupStack; // Which level of BeginPopup() we are in (reset every frame)
int BeginMenuCount;
int FocusScopeStackLocked; // Prevent PushFocusScope()/PopFocusScope()
// Viewports
ImVector<ImGuiViewportP*> Viewports; // Active viewports (Size==1 in 'master' branch). Each viewports hold their copy of ImDrawData.
@ -1950,7 +1941,6 @@ struct ImGuiContext
CurrentFocusScopeId = 0;
CurrentItemFlags = ImGuiItemFlags_None;
BeginMenuCount = 0;
FocusScopeStackLocked = 0;
NavWindow = NULL;
NavId = NavFocusScopeId = NavActivateId = NavActivateDownId = NavActivatePressedId = NavActivateInputId = 0;