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Docking: Added internal DockBuilderGetCentralNode(). Fixed being unable to undock whole node from dock button in DockSpace with a central node. (#2109)

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omar
2018-11-26 22:18:55 +01:00
parent 962dcb466d
commit 3f51c831de
3 changed files with 18 additions and 7 deletions
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4
imgui_internal.h
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@ -769,7 +769,8 @@ struct ImGuiDockNode
ImGuiWindow* HostWindow;
ImGuiWindow* VisibleWindow;
ImGuiDockNode* OnlyNodeWithWindows; // [Root node only] Set when there is a single visible node within the hierarchy
ImGuiDockNode* CentralNode; // [Root node only] Pointer to central node.
ImGuiDockNode* OnlyNodeWithWindows; // [Root node only] Set when there is a single visible node within the hierarchy.
int LastFrameAlive; // Last frame number the node was updated or kept alive explicitly with DockSpace() + ImGuiDockNodeFlags_KeepAliveOnly
int LastFrameActive; // Last frame number the node was updated.
ImGuiID LastFocusedNodeID; // [Root node only] Which of our child node (any ancestor in the hierarchy) was last focused.
@ -1505,6 +1506,7 @@ namespace ImGui
// Docking - Builder function needs to be generally called before the DockSpace() node is submitted.
IMGUI_API void DockBuilderDockWindow(const char* window_name, ImGuiID node_id);
IMGUI_API ImGuiDockNode*DockBuilderGetNode(ImGuiID node_id); // Warning: DO NOT HOLD ON ImGuiDockNode* pointer, will be invalided by any split/merge/remove operation.
inline ImGuiDockNode* DockBuilderGetCentralNode(ImGuiID node_id) { ImGuiDockNode* node = DockBuilderGetNode(node_id); if (!node) return NULL; return DockNodeGetRootNode(node)->CentralNode; }
IMGUI_API void DockBuilderAddNode(ImGuiID node_id, ImVec2 ref_size, ImGuiDockNodeFlags flags = 0);
IMGUI_API void DockBuilderRemoveNode(ImGuiID node_id); // Remove node and all its child, undock all windows
IMGUI_API void DockBuilderRemoveNodeDockedWindows(ImGuiID node_id, bool clear_persistent_docking_references = true);