Tables: support internal TableResetSettings(), clarify lifetime, fixed missing auto-fit on column unhidden after first run, fixed resize assert when changing column sizing policy to stretch mid-frame (before of -1.0f weight)
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ocornut
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b194df413c
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7a61f3407b
@ -11086,8 +11086,6 @@ void ImGui::DebugNodeDrawList(ImGuiWindow*, const ImDrawList*, const char*) {}
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void ImGui::DebugNodeDrawCmdShowMeshAndBoundingBox(ImGuiWindow*, const ImDrawList*, const ImDrawCmd*, bool, bool) {}
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void ImGui::DebugNodeStorage(ImGuiStorage*, const char*) {}
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void ImGui::DebugNodeTabBar(ImGuiTabBar*, const char*) {}
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void ImGui::DebugNodeTable(ImGuiTable*) {}
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void ImGui::DebugNodeTableSettings(ImGuiTableSettings*) {}
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void ImGui::DebugNodeWindow(ImGuiWindow*, const char*) {}
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void ImGui::DebugNodeWindowSettings(ImGuiWindowSettings*) {}
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void ImGui::DebugNodeWindowsList(ImVector<ImGuiWindow*>*, const char*) {}
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@ -1936,6 +1936,7 @@ struct ImGuiTableColumn
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bool IsVisibleY;
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bool IsRequestOutput; // Return value for TableSetColumnIndex() / TableNextColumn(): whether we request user to output contents or not.
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bool IsSkipItems; // Do we want item submissions to this column to be completely ignored (no layout will happen).
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bool IsPreserveWidthAuto;
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ImS8 NavLayerCurrent; // ImGuiNavLayer in 1 byte
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ImS8 SortDirection; // ImGuiSortDirection_Ascending or ImGuiSortDirection_Descending
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ImU8 AutoFitQueue; // Queue of 8 values for the next 8 frames to request auto-fit
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@ -1946,7 +1947,6 @@ struct ImGuiTableColumn
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memset(this, 0, sizeof(*this));
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StretchWeight = WidthRequest = -1.0f;
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NameOffset = -1;
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IsEnabled = IsEnabledNextFrame = true;
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DisplayOrder = IndexWithinEnabledSet = -1;
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PrevEnabledColumn = NextEnabledColumn = -1;
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SortOrder = -1;
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@ -2062,6 +2062,7 @@ struct ImGuiTable
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bool IsSettingsRequestLoad;
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bool IsSettingsDirty; // Set when table settings have changed and needs to be reported into ImGuiTableSetttings data.
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bool IsDefaultDisplayOrder; // Set when display order is unchanged from default (DisplayOrder contains 0...Count-1)
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bool IsResetAllRequest;
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bool IsResetDisplayOrderRequest;
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bool IsUnfrozen; // Set when we got past the frozen row.
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bool MemoryCompacted;
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@ -2319,11 +2320,11 @@ namespace ImGui
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// Tables: Settings
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IMGUI_API void TableLoadSettings(ImGuiTable* table);
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IMGUI_API void TableSaveSettings(ImGuiTable* table);
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IMGUI_API void TableResetSettings(ImGuiTable* table);
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IMGUI_API ImGuiTableSettings* TableGetBoundSettings(ImGuiTable* table);
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IMGUI_API void TableSettingsInstallHandler(ImGuiContext* context);
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IMGUI_API ImGuiTableSettings* TableSettingsCreate(ImGuiID id, int columns_count);
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IMGUI_API ImGuiTableSettings* TableSettingsFindByID(ImGuiID id);
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IMGUI_API void TableSettingsClearByID(ImGuiID id);
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// Tab Bars
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IMGUI_API bool BeginTabBarEx(ImGuiTabBar* tab_bar, const ImRect& bb, ImGuiTabBarFlags flags);
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@ -271,7 +271,6 @@ bool ImGui::BeginTableEx(const char* name, ImGuiID id, int columns_count, ImG
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// Acquire storage for the table
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ImGuiTable* table = g.Tables.GetOrAddByKey(id);
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const bool table_is_new = (table->ID == 0);
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const int instance_no = (table->LastFrameActive != g.FrameCount) ? 0 : table->InstanceCurrent + 1;
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const ImGuiID instance_id = id + instance_no;
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const ImGuiTableFlags table_last_flags = table->Flags;
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@ -288,7 +287,6 @@ bool ImGui::BeginTableEx(const char* name, ImGuiID id, int columns_count, ImG
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table->LastFrameActive = g.FrameCount;
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table->OuterWindow = table->InnerWindow = outer_window;
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table->ColumnsCount = columns_count;
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table->IsInitializing = false;
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table->IsLayoutLocked = false;
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table->InnerWidth = inner_width;
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table->OuterRect = outer_rect;
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@ -415,10 +413,25 @@ bool ImGui::BeginTableEx(const char* name, ImGuiID id, int columns_count, ImG
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if (table->RawData == NULL)
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{
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TableBeginInitMemory(table, columns_count);
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if (table_is_new)
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table->IsInitializing = true;
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table->IsSortSpecsDirty = table->IsSettingsRequestLoad = true;
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table->IsInitializing = table->IsSettingsRequestLoad = true;
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}
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if (table->IsResetAllRequest)
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TableResetSettings(table);
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if (table->IsInitializing)
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{
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// Initialize for new settings
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table->SettingsOffset = -1;
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table->IsSortSpecsDirty = true;
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for (int n = 0; n < columns_count; n++)
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{
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ImGuiTableColumn* column = &table->Columns[n];
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float width_auto = column->WidthAuto;
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*column = ImGuiTableColumn();
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column->WidthAuto = width_auto;
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column->IsPreserveWidthAuto = true; // Preserve WidthAuto when reinitializing a live table: not technically necessary but remove a visible flicker
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column->DisplayOrder = table->DisplayOrderToIndex[n] = (ImGuiTableColumnIdx)n;
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column->IsEnabled = column->IsEnabledNextFrame = true;
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}
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}
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// Load settings
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@ -479,19 +492,11 @@ void ImGui::TableBeginInitMemory(ImGuiTable* table, int columns_count)
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span_allocator.ReserveBytes(1, columns_count * sizeof(ImGuiTableColumnIdx));
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span_allocator.ReserveBytes(2, columns_count * sizeof(ImGuiTableCellData));
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table->RawData = IM_ALLOC(span_allocator.GetArenaSizeInBytes());
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memset(table->RawData, 0, span_allocator.GetArenaSizeInBytes());
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span_allocator.SetArenaBasePtr(table->RawData);
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span_allocator.GetSpan(0, &table->Columns);
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span_allocator.GetSpan(1, &table->DisplayOrderToIndex);
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span_allocator.GetSpan(2, &table->RowCellData);
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memset(table->RowCellData.Data, 0, table->RowCellData.size_in_bytes());
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for (int n = 0; n < columns_count; n++)
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{
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ImGuiTableColumn* column = &table->Columns[n];
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*column = ImGuiTableColumn();
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column->DisplayOrder = table->DisplayOrderToIndex[n] = (ImGuiTableColumnIdx)n;
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column->AutoFitQueue = column->CannotSkipItemsQueue = (1 << 3) - 1; // Fit for three frames
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}
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}
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// Apply queued resizing/reordering/hiding requests
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@ -513,7 +518,6 @@ void ImGui::TableBeginApplyRequests(ImGuiTable* table)
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// FIXME-TABLE: Would be nice to redistribute available stretch space accordingly to other weights, instead of giving it all to siblings.
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if (table->AutoFitSingleStretchColumn != -1)
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{
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table->Columns[table->AutoFitSingleStretchColumn].AutoFitQueue = 0x00;
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TableSetColumnWidth(table->AutoFitSingleStretchColumn, table->Columns[table->AutoFitSingleStretchColumn].WidthAuto);
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table->AutoFitSingleStretchColumn = -1;
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}
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@ -635,6 +639,15 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
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}
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if (column->SortOrder > 0 && !(table->Flags & ImGuiTableFlags_MultiSortable))
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table->IsSortSpecsDirty = true;
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bool start_auto_fit = false;
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if (column->Flags & (ImGuiTableColumnFlags_WidthFixed | ImGuiTableColumnFlags_WidthAutoResize))
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start_auto_fit = column->WidthRequest < 0.0f;
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else
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start_auto_fit = column->StretchWeight < 0.0f;
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if (start_auto_fit)
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column->AutoFitQueue = column->CannotSkipItemsQueue = (1 << 3) - 1; // Fit for three frames
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if (column->AutoFitQueue != 0x00)
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want_column_auto_fit = true;
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@ -698,6 +711,7 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
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// Calculate ideal/auto column width (that's the width required for all contents to be visible without clipping)
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// Combine width from regular rows + width from headers unless requested not to.
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if (!column->IsPreserveWidthAuto)
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{
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const float content_width_body = (float)ImMax(column->ContentMaxXFrozen, column->ContentMaxXUnfrozen) - column->WorkMinX;
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const float content_width_headers = (float)column->ContentMaxXHeadersIdeal - column->WorkMinX;
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@ -708,11 +722,12 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
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// Non-resizable columns also submit their requested width
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if ((column->Flags & ImGuiTableColumnFlags_WidthFixed) && column->InitStretchWeightOrWidth > 0.0f)
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if (!(table->Flags & ImGuiTableFlags_Resizable) || !(column->Flags & ImGuiTableColumnFlags_NoResize))
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if (!(table->Flags & ImGuiTableFlags_Resizable) || (column->Flags & ImGuiTableColumnFlags_NoResize))
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width_auto = ImMax(width_auto, column->InitStretchWeightOrWidth);
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column->WidthAuto = width_auto;
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}
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column->IsPreserveWidthAuto = false;
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if (column->Flags & (ImGuiTableColumnFlags_WidthFixed | ImGuiTableColumnFlags_WidthAutoResize))
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{
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@ -734,9 +749,8 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
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else
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{
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IM_ASSERT(column->Flags & ImGuiTableColumnFlags_WidthStretch);
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const float default_weight = (column->InitStretchWeightOrWidth > 0.0f) ? column->InitStretchWeightOrWidth : 1.0f;
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if (column->AutoFitQueue != 0x00)
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column->StretchWeight = default_weight;
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if (column->StretchWeight < 0.0f)
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column->StretchWeight = 1.0f;
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sum_weights_stretched += column->StretchWeight;
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if (table->LeftMostStretchedColumnDisplayOrder == -1 || table->LeftMostStretchedColumnDisplayOrder > column->DisplayOrder)
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table->LeftMostStretchedColumnDisplayOrder = column->DisplayOrder;
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@ -1232,6 +1246,7 @@ void ImGui::EndTable()
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// Save settings
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if (table->IsSettingsDirty)
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TableSaveSettings(table);
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table->IsInitializing = false;
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// Clear or restore current table, if any
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IM_ASSERT(g.CurrentWindow == outer_window && g.CurrentTable == table);
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@ -2731,6 +2746,10 @@ void ImGui::TableDrawContextMenu(ImGuiTable* table)
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want_separator = true;
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}
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// Reset all (should work but seems unnecessary/noisy to expose?)
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//if (MenuItem("Reset all"))
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// table->IsResetAllRequest = true;
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// Sorting
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// (modify TableOpenContextMenu() to add _Sortable flag if enabling this)
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#if 0
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@ -2777,12 +2796,14 @@ void ImGui::TableDrawContextMenu(ImGuiTable* table)
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//-------------------------------------------------------------------------
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// [SECTION] Tables: Settings (.ini data)
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//-------------------------------------------------------------------------
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// FIXME: The binding/finding/creating flow are too confusing.
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//-------------------------------------------------------------------------
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// - TableSettingsInit() [Internal]
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// - TableSettingsCalcChunkSize() [Internal]
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// - TableSettingsCreate() [Internal]
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// - TableSettingsFindByID() [Internal]
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// - TableSettingsClearByID() [Internal]
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// - TableGetBoundSettings() [Internal]
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// - TableResetSettings()
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// - TableSaveSettings() [Internal]
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// - TableLoadSettings() [Internal]
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// - TableSettingsHandler_ClearAll() [Internal]
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@ -2835,12 +2856,6 @@ ImGuiTableSettings* ImGui::TableSettingsFindByID(ImGuiID id)
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return NULL;
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}
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void ImGui::TableSettingsClearByID(ImGuiID id)
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{
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if (ImGuiTableSettings* settings = TableSettingsFindByID(id))
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settings->ID = 0;
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}
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// Get settings for a given table, NULL if none
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ImGuiTableSettings* ImGui::TableGetBoundSettings(ImGuiTable* table)
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{
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@ -2856,6 +2871,15 @@ ImGuiTableSettings* ImGui::TableGetBoundSettings(ImGuiTable* table)
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return NULL;
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}
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// Restore initial state of table (with or without saved settings)
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void ImGui::TableResetSettings(ImGuiTable* table)
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{
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table->IsInitializing = table->IsSettingsDirty = true;
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table->IsResetAllRequest = false;
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table->IsSettingsRequestLoad = false; // Don't reload from ini
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table->SettingsLoadedFlags = ImGuiTableFlags_None; // Mark as nothing loaded so our initialized data becomes authoritative
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}
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void ImGui::TableSaveSettings(ImGuiTable* table)
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{
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table->IsSettingsDirty = false;
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@ -3163,6 +3187,7 @@ void ImGui::DebugNodeTable(ImGuiTable* table)
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GetForegroundDrawList()->AddRect(table->OuterRect.Min, table->OuterRect.Max, IM_COL32(255, 255, 0, 255));
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if (!open)
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return;
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bool clear_settings = SmallButton("Clear settings");
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BulletText("OuterRect: Pos: (%.1f,%.1f) Size: (%.1f,%.1f)", table->OuterRect.Min.x, table->OuterRect.Min.y, table->OuterRect.GetWidth(), table->OuterRect.GetHeight());
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BulletText("ColumnsWidth: %.1f, AutoFitWidth: %.1f, InnerWidth: %.1f%s", table->ColumnsTotalWidth, table->ColumnsAutoFitWidth, table->InnerWidth, table->InnerWidth == 0.0f ? " (auto)" : "");
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BulletText("CellPaddingX: %.1f, CellSpacingX: %.1f/%.1f, OuterPaddingX: %.1f", table->CellPaddingX, table->CellSpacingX1, table->CellSpacingX2, table->OuterPaddingX);
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@ -3200,6 +3225,8 @@ void ImGui::DebugNodeTable(ImGuiTable* table)
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}
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if (ImGuiTableSettings* settings = TableGetBoundSettings(table))
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DebugNodeTableSettings(settings);
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if (clear_settings)
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table->IsResetAllRequest = true;
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TreePop();
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}
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@ -3221,7 +3248,12 @@ void ImGui::DebugNodeTableSettings(ImGuiTableSettings* settings)
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TreePop();
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}
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#endif // #ifndef IMGUI_DISABLE_METRICS_WINDOW
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#else // #ifndef IMGUI_DISABLE_METRICS_WINDOW
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void ImGui::DebugNodeTable(ImGuiTable*) {}
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void ImGui::DebugNodeTableSettings(ImGuiTableSettings*) {}
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#endif
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//-------------------------------------------------------------------------
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