| 9817 | } |
| 9818 | |
| 9819 | void ImGui::EndGroup() |
| 9820 | { |
| 9821 | ImGuiContext& g = *GImGui; |
| 9822 | ImGuiWindow* window = g.CurrentWindow; |
| 9823 | IM_ASSERT(g.GroupStack.Size > 0); // Mismatched BeginGroup()/EndGroup() calls |
| 9824 | |
| 9825 | ImGuiGroupData& group_data = g.GroupStack.back(); |
| 9826 | IM_ASSERT(group_data.WindowID == window->ID); // EndGroup() in wrong window? |
| 9827 | |
| 9828 | if (window->DC.IsSetPos) |
| 9829 | ErrorCheckUsingSetCursorPosToExtendParentBoundaries(); |
| 9830 | |
| 9831 | ImRect group_bb(group_data.BackupCursorPos, ImMax(window->DC.CursorMaxPos, group_data.BackupCursorPos)); |
| 9832 | |
| 9833 | window->DC.CursorPos = group_data.BackupCursorPos; |
| 9834 | window->DC.CursorMaxPos = ImMax(group_data.BackupCursorMaxPos, window->DC.CursorMaxPos); |
| 9835 | window->DC.Indent = group_data.BackupIndent; |
| 9836 | window->DC.GroupOffset = group_data.BackupGroupOffset; |
| 9837 | window->DC.CurrLineSize = group_data.BackupCurrLineSize; |
| 9838 | window->DC.CurrLineTextBaseOffset = group_data.BackupCurrLineTextBaseOffset; |
| 9839 | if (g.LogEnabled) |
| 9840 | g.LogLinePosY = -FLT_MAX; // To enforce a carriage return |
| 9841 | |
| 9842 | if (!group_data.EmitItem) |
| 9843 | { |
| 9844 | g.GroupStack.pop_back(); |
| 9845 | return; |
| 9846 | } |
| 9847 | |
| 9848 | window->DC.CurrLineTextBaseOffset = ImMax(window->DC.PrevLineTextBaseOffset, group_data.BackupCurrLineTextBaseOffset); // FIXME: Incorrect, we should grab the base offset from the *first line* of the group but it is hard to obtain now. |
| 9849 | ItemSize(group_bb.GetSize()); |
| 9850 | ItemAdd(group_bb, 0, NULL, ImGuiItemFlags_NoTabStop); |
| 9851 | |
| 9852 | // If the current ActiveId was declared within the boundary of our group, we copy it to LastItemId so IsItemActive(), IsItemDeactivated() etc. will be functional on the entire group. |
| 9853 | // It would be neater if we replaced window.DC.LastItemId by e.g. 'bool LastItemIsActive', but would put a little more burden on individual widgets. |
| 9854 | // Also if you grep for LastItemId you'll notice it is only used in that context. |
| 9855 | // (The two tests not the same because ActiveIdIsAlive is an ID itself, in order to be able to handle ActiveId being overwritten during the frame.) |
| 9856 | const bool group_contains_curr_active_id = (group_data.BackupActiveIdIsAlive != g.ActiveId) && (g.ActiveIdIsAlive == g.ActiveId) && g.ActiveId; |
| 9857 | const bool group_contains_prev_active_id = (group_data.BackupActiveIdPreviousFrameIsAlive == false) && (g.ActiveIdPreviousFrameIsAlive == true); |
| 9858 | if (group_contains_curr_active_id) |
| 9859 | g.LastItemData.ID = g.ActiveId; |
| 9860 | else if (group_contains_prev_active_id) |
| 9861 | g.LastItemData.ID = g.ActiveIdPreviousFrame; |
| 9862 | g.LastItemData.Rect = group_bb; |
| 9863 | |
| 9864 | // Forward Hovered flag |
| 9865 | const bool group_contains_curr_hovered_id = (group_data.BackupHoveredIdIsAlive == false) && g.HoveredId != 0; |
| 9866 | if (group_contains_curr_hovered_id) |
| 9867 | g.LastItemData.StatusFlags |= ImGuiItemStatusFlags_HoveredWindow; |
| 9868 | |
| 9869 | // Forward Edited flag |
| 9870 | if (group_contains_curr_active_id && g.ActiveIdHasBeenEditedThisFrame) |
| 9871 | g.LastItemData.StatusFlags |= ImGuiItemStatusFlags_Edited; |
| 9872 | |
| 9873 | // Forward Deactivated flag |
| 9874 | g.LastItemData.StatusFlags |= ImGuiItemStatusFlags_HasDeactivated; |
| 9875 | if (group_contains_prev_active_id && g.ActiveId != g.ActiveIdPreviousFrame) |
| 9876 | g.LastItemData.StatusFlags |= ImGuiItemStatusFlags_Deactivated; |