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Split tree/collapsable into internal TreeNodeBehaviorIsOpened() helper (unsure..) (#282)
This commit is contained in:
ocornut
parent
0bb46c824e
commit
65fe60f2b2
54
imgui.cpp
54
imgui.cpp
@ -5304,24 +5304,13 @@ void ImGui::LogButtons()
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LogToClipboard(g.LogAutoExpandMaxDepth);
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}
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bool ImGui::CollapsingHeader(const char* label, const char* str_id, bool display_frame, bool default_open)
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bool ImGui::TreeNodeBehaviorIsOpened(ImGuiID id, ImGuiTreeNodeFlags flags)
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{
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ImGuiWindow* window = GetCurrentWindow();
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if (window->SkipItems)
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return false;
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ImGuiState& g = *GImGui;
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const ImGuiStyle& style = g.Style;
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IM_ASSERT(str_id != NULL || label != NULL);
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if (str_id == NULL)
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str_id = label;
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if (label == NULL)
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label = str_id;
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const ImGuiID id = window->GetID(str_id);
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// We only write to the tree storage if the user clicks (or explicitely use SetNextTreeNode*** functions)
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ImGuiState& g = *GImGui;
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ImGuiWindow* window = g.CurrentWindow;
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ImGuiStorage* storage = window->DC.StateStorage;
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bool opened;
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if (g.SetNextTreeNodeOpenedCond != 0)
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{
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@ -5348,9 +5337,33 @@ bool ImGui::CollapsingHeader(const char* label, const char* str_id, bool display
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}
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else
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{
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opened = storage->GetInt(id, default_open) != 0;
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opened = storage->GetInt(id, (flags & ImGuiTreeNodeFlags_DefaultOpen) ? 1 : 0) != 0;
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}
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// When logging is enabled, we automatically expand tree nodes (but *NOT* collapsing headers.. seems like sensible behavior).
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// NB- If we are above max depth we still allow manually opened nodes to be logged.
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if (g.LogEnabled && !(flags & ImGuiTreeNodeFlags_NoAutoExpandOnLog) && window->DC.TreeDepth < g.LogAutoExpandMaxDepth)
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opened = true;
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return opened;
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}
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bool ImGui::CollapsingHeader(const char* label, const char* str_id, bool display_frame, bool default_open)
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{
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ImGuiWindow* window = GetCurrentWindow();
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if (window->SkipItems)
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return false;
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ImGuiState& g = *GImGui;
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const ImGuiStyle& style = g.Style;
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IM_ASSERT(str_id != NULL || label != NULL);
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if (str_id == NULL)
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str_id = label;
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if (label == NULL)
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label = str_id;
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const ImGuiID id = window->GetID(str_id);
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// Framed header expand a little outside the default padding
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const ImVec2 window_padding = window->WindowPadding;
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const ImVec2 label_size = CalcTextSize(label, NULL, true);
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@ -5368,12 +5381,9 @@ bool ImGui::CollapsingHeader(const char* label, const char* str_id, bool display
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const ImRect text_bb(bb.Min, bb.Min + ImVec2(collapser_width + style.FramePadding.x*2*0 + (label_size.x > 0.0f ? label_size.x : 0.0f), label_size.y));
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ItemSize(ImVec2(text_bb.GetSize().x, bb.GetSize().y), display_frame ? style.FramePadding.y : 0.0f);
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// When logging is enabled, if automatically expand tree nodes (but *NOT* collapsing headers.. seems like sensible behavior).
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// NB- If we are above max depth we still allow manually opened nodes to be logged.
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if (g.LogEnabled && !display_frame && window->DC.TreeDepth < g.LogAutoExpandMaxDepth)
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opened = true;
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const ImRect interact_bb = display_frame ? bb : ImRect(text_bb.Min, text_bb.Max + ImVec2(style.FramePadding.x*2,0.0f)); // FIXME
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bool opened = TreeNodeBehaviorIsOpened(id, (default_open ? ImGuiTreeNodeFlags_DefaultOpen : 0) | (display_frame ? ImGuiTreeNodeFlags_NoAutoExpandOnLog : 0));
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if (!ItemAdd(bb, &id))
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//if (!ItemAdd(interact_bb, &id)) // Correct but would prevent user from accessing rendered bb which may be of use
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return opened;
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@ -5383,7 +5393,7 @@ bool ImGui::CollapsingHeader(const char* label, const char* str_id, bool display
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if (pressed)
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{
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opened = !opened;
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storage->SetInt(id, opened);
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window->DC.StateStorage->SetInt(id, opened);
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}
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// Render
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2
imgui.h
2
imgui.h
@ -294,7 +294,7 @@ namespace ImGui
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IMGUI_API bool VSliderInt(const char* label, const ImVec2& size, int* v, int v_min, int v_max, const char* display_format = "%.0f");
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// Widgets: Trees
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IMGUI_API bool TreeNode(const char* str_label_id); // if returning 'true' the node is open and the user is responsible for calling TreePop
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IMGUI_API bool TreeNode(const char* str_label_id); // if returning 'true' the node is open and the user is responsible for calling TreePop()
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IMGUI_API bool TreeNode(const char* str_id, const char* fmt, ...) IM_PRINTFARGS(2); // "
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IMGUI_API bool TreeNode(const void* ptr_id, const char* fmt, ...) IM_PRINTFARGS(2); // "
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IMGUI_API bool TreeNodeV(const char* str_id, const char* fmt, va_list args); // "
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@ -33,6 +33,7 @@ struct ImGuiWindow;
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typedef int ImGuiLayoutType; // enum ImGuiLayoutType_
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typedef int ImGuiButtonFlags; // enum ImGuiButtonFlags_
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typedef int ImGuiTreeNodeFlags; // enum ImGuiTreeNodeFlags_
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//-------------------------------------------------------------------------
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// STB libraries
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@ -144,6 +145,12 @@ enum ImGuiButtonFlags_
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ImGuiButtonFlags_AlignTextBaseLine = 1 << 6
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};
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enum ImGuiTreeNodeFlags_
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{
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ImGuiTreeNodeFlags_DefaultOpen = 1 << 0,
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ImGuiTreeNodeFlags_NoAutoExpandOnLog = 1 << 1
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};
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enum ImGuiSelectableFlagsPrivate_
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{
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// NB: need to be in sync with last value of ImGuiSelectableFlags_
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@ -636,6 +643,7 @@ namespace ImGui
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IMGUI_API ImVec2 CalcItemSize(ImVec2 size, float default_x, float default_y);
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IMGUI_API float CalcWrapWidthForPos(const ImVec2& pos, float wrap_pos_x);
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// NB: All position are in absolute pixels coordinates (not window coordinates)
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IMGUI_API void RenderText(ImVec2 pos, const char* text, const char* text_end = NULL, bool hide_text_after_hash = true);
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IMGUI_API void RenderTextWrapped(ImVec2 pos, const char* text, const char* text_end, float wrap_width);
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IMGUI_API void RenderTextClipped(const ImVec2& pos_min, const ImVec2& pos_max, const char* text, const char* text_end, const ImVec2* text_size_if_known, ImGuiAlign align = ImGuiAlign_Default, const ImVec2* clip_min = NULL, const ImVec2* clip_max = NULL);
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@ -660,6 +668,8 @@ namespace ImGui
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IMGUI_API bool InputScalarEx(const char* label, ImGuiDataType data_type, void* data_ptr, void* step_ptr, void* step_fast_ptr, const char* scalar_format, ImGuiInputTextFlags extra_flags);
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IMGUI_API bool InputScalarAsWidgetReplacement(const ImRect& aabb, const char* label, ImGuiDataType data_type, void* data_ptr, ImGuiID id, int decimal_precision);
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IMGUI_API bool TreeNodeBehaviorIsOpened(ImGuiID id, ImGuiTreeNodeFlags flags = 0); // Consume previous SetNextTreeNodeOpened() data, if any. May return true when logging
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IMGUI_API void PlotEx(ImGuiPlotType plot_type, const char* label, float (*values_getter)(void* data, int idx), void* data, int values_count, int values_offset, const char* overlay_text, float scale_min, float scale_max, ImVec2 graph_size);
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IMGUI_API int ParseFormatPrecision(const char* fmt, int default_value);
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