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Internal: Storing flags for NextWindowData so that we can clear everything with a single write and remove dummy condition fields.

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This commit is contained in:
omar
2019-05-13 14:45:41 +02:00
parent 0b485f12d7
commit 36e714a459
3 changed files with 67 additions and 70 deletions
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10
imgui_widgets.cpp
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@@ -1350,8 +1350,8 @@ bool ImGui::BeginCombo(const char* label, const char* preview_value, ImGuiComboF
{
// Always consume the SetNextWindowSizeConstraint() call in our early return paths
ImGuiContext& g = *GImGui;
ImGuiCond backup_next_window_size_constraint = g.NextWindowData.SizeConstraintCond;
g.NextWindowData.SizeConstraintCond = 0;
bool has_window_size_constraint = (g.NextWindowData.Flags & ImGuiNextWindowDataFlags_HasSizeConstraint) != 0;
g.NextWindowData.Flags &= ~ImGuiNextWindowDataFlags_HasSizeConstraint;
ImGuiWindow* window = GetCurrentWindow();
if (window->SkipItems)
@@ -1403,9 +1403,9 @@ bool ImGui::BeginCombo(const char* label, const char* preview_value, ImGuiComboF
if (!popup_open)
return false;
if (backup_next_window_size_constraint)
if (has_window_size_constraint)
{
g.NextWindowData.SizeConstraintCond = backup_next_window_size_constraint;
g.NextWindowData.Flags |= ImGuiNextWindowDataFlags_HasSizeConstraint;
g.NextWindowData.SizeConstraintRect.Min.x = ImMax(g.NextWindowData.SizeConstraintRect.Min.x, w);
}
else
@@ -1495,7 +1495,7 @@ bool ImGui::Combo(const char* label, int* current_item, bool (*items_getter)(voi
items_getter(data, *current_item, &preview_value);
// The old Combo() API exposed "popup_max_height_in_items". The new more general BeginCombo() API doesn't have/need it, but we emulate it here.
if (popup_max_height_in_items != -1 && !g.NextWindowData.SizeConstraintCond)
if (popup_max_height_in_items != -1 && !(g.NextWindowData.Flags & ImGuiNextWindowDataFlags_HasSizeConstraint))
SetNextWindowSizeConstraints(ImVec2(0,0), ImVec2(FLT_MAX, CalcMaxPopupHeightFromItemCount(popup_max_height_in_items)));
if (!BeginCombo(label, preview_value, ImGuiComboFlags_None))