Child window explicitly inherit collapse state from parent.

This commit is contained in:
ocornut 2015-02-21 10:02:32 +00:00
parent 364d4a1ae6
commit 2ae0e667d0

View File

@ -3045,8 +3045,10 @@ bool ImGui::Begin(const char* name, bool* p_opened, ImVec2 size, float fill_alph
if (flags & ImGuiWindowFlags_ChildWindow)
{
IM_ASSERT((flags & ImGuiWindowFlags_NoTitleBar) != 0);
window->Collapsed = parent_window && parent_window->Collapsed;
const ImVec4 clip_rect_t = window->ClipRectStack.back();
window->Collapsed = (clip_rect_t.x >= clip_rect_t.z || clip_rect_t.y >= clip_rect_t.w);
window->Collapsed |= (clip_rect_t.x >= clip_rect_t.z || clip_rect_t.y >= clip_rect_t.w);
// We also hide the window from rendering because we've already added its border to the command list.
// (we could perform the check earlier in the function but it is simpler at this point)