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Tables: share code between TableSetupColumn() and TableLoadSettings(). (#7934)

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ocornut 2025-02-19 10:55:44 +01:00
parent 8b7b3ce03e
commit 05742f9b6f
1 changed files with 31 additions and 30 deletions
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61
imgui_tables.cpp
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@ -1565,6 +1565,31 @@ void ImGui::EndTable()
NavUpdateCurrentWindowIsScrollPushableX();
}
// Called in TableSetupColumn() when initializing and in TableLoadSettings() for defaults before applying stored settings.
// 'init_mask' specify which fields to initialize.
static void TableInitColumnDefaults(ImGuiTable* table, ImGuiTableColumn* column, ImGuiTableColumnFlags init_mask)
{
ImGuiTableColumnFlags flags = column->Flags;
if (init_mask & ImGuiTableFlags_Resizable)
{
float init_width_or_weight = column->InitStretchWeightOrWidth;
column->WidthRequest = ((flags & ImGuiTableColumnFlags_WidthFixed) && init_width_or_weight > 0.0f) ? init_width_or_weight : -1.0f;
column->StretchWeight = (init_width_or_weight > 0.0f && (flags & ImGuiTableColumnFlags_WidthStretch)) ? init_width_or_weight : -1.0f;
if (init_width_or_weight > 0.0f) // Disable auto-fit if an explicit width/weight has been specified
column->AutoFitQueue = 0x00;
}
if (init_mask & ImGuiTableFlags_Reorderable)
column->DisplayOrder = (ImGuiTableColumnIdx)table->Columns.index_from_ptr(column);
if (init_mask & ImGuiTableFlags_Hideable)
column->IsUserEnabled = column->IsUserEnabledNextFrame = (flags & ImGuiTableColumnFlags_DefaultHide) ? 0 : 1;
if (init_mask & ImGuiTableFlags_Sortable)
{
// Multiple columns using _DefaultSort will be reassigned unique SortOrder values when building the sort specs.
column->SortOrder = (flags & ImGuiTableColumnFlags_DefaultSort) ? 0 : -1;
column->SortDirection = (flags & ImGuiTableColumnFlags_DefaultSort) ? ((flags & ImGuiTableColumnFlags_PreferSortDescending) ? (ImS8)ImGuiSortDirection_Descending : (ImU8)(ImGuiSortDirection_Ascending)) : (ImS8)ImGuiSortDirection_None;
}
}
// See "COLUMNS SIZING POLICIES" comments at the top of this file
// If (init_width_or_weight <= 0.0f) it is ignored
void ImGui::TableSetupColumn(const char* label, ImGuiTableColumnFlags flags, float init_width_or_weight, ImGuiID user_id)
@ -1593,7 +1618,7 @@ void ImGui::TableSetupColumn(const char* label, ImGuiTableColumnFlags flags, flo
IM_ASSERT(init_width_or_weight <= 0.0f && "Can only specify width/weight if sizing policy is set explicitly in either Table or Column.");
// When passing a width automatically enforce WidthFixed policy
// (whereas TableSetupColumnFlags would default to WidthAuto if table is not Resizable)
// (whereas TableSetupColumnFlags would default to WidthAuto if table is not resizable)
if ((flags & ImGuiTableColumnFlags_WidthMask_) == 0 && init_width_or_weight > 0.0f)
if ((table->Flags & ImGuiTableFlags_SizingMask_) == ImGuiTableFlags_SizingFixedFit || (table->Flags & ImGuiTableFlags_SizingMask_) == ImGuiTableFlags_SizingFixedSame)
flags |= ImGuiTableColumnFlags_WidthFixed;
@ -1608,31 +1633,13 @@ void ImGui::TableSetupColumn(const char* label, ImGuiTableColumnFlags flags, flo
flags = column->Flags;
// Initialize defaults
// FIXME: Similar to code in TableLoadSettings(), best to see how if we can merge.
column->InitStretchWeightOrWidth = init_width_or_weight;
if (table->IsInitializing)
{
// Init width or weight
if (column->WidthRequest < 0.0f && column->StretchWeight < 0.0f)
{
if ((flags & ImGuiTableColumnFlags_WidthFixed) && init_width_or_weight > 0.0f)
column->WidthRequest = init_width_or_weight;
if (flags & ImGuiTableColumnFlags_WidthStretch)
column->StretchWeight = (init_width_or_weight > 0.0f) ? init_width_or_weight : -1.0f;
// Disable auto-fit if an explicit width/weight has been specified
if (init_width_or_weight > 0.0f)
column->AutoFitQueue = 0x00;
}
// Init default visibility/sort state
if ((flags & ImGuiTableColumnFlags_DefaultHide) && (table->SettingsLoadedFlags & ImGuiTableFlags_Hideable) == 0)
column->IsUserEnabled = column->IsUserEnabledNextFrame = false;
if ((flags & ImGuiTableColumnFlags_DefaultSort) && (table->SettingsLoadedFlags & ImGuiTableFlags_Sortable) == 0)
{
column->SortOrder = 0; // Multiple columns using _DefaultSort will be reassigned unique SortOrder values when building the sort specs.
column->SortDirection = (column->Flags & ImGuiTableColumnFlags_PreferSortDescending) ? (ImS8)ImGuiSortDirection_Descending : (ImU8)(ImGuiSortDirection_Ascending);
}
ImGuiTableFlags init_flags = ~0;
if (column->WidthRequest >= 0.0f && column->StretchWeight >= 0.0f)
init_flags &= ~ImGuiTableFlags_Resizable;
TableInitColumnDefaults(table, column, init_flags);
}
// Store name (append with zero-terminator in contiguous buffer)
@ -3725,17 +3732,11 @@ void ImGui::TableLoadSettings(ImGuiTable* table)
table->RefScale = settings->RefScale;
// Initialize default columns settings
// FIXME: Similar to code in TableSetupColumn(), best to see how if we can merge.
for (int column_n = 0; column_n < table->ColumnsCount; column_n++)
{
ImGuiTableColumn* column = &table->Columns[column_n];
column->StretchWeight = (column->Flags & ImGuiTableColumnFlags_WidthStretch) && (column->InitStretchWeightOrWidth > 0.0f) ? column->InitStretchWeightOrWidth : -1.0f;
column->WidthRequest = (column->Flags & ImGuiTableColumnFlags_WidthFixed) && (column->InitStretchWeightOrWidth > 0.0f) ? column->InitStretchWeightOrWidth : -1.0f;
TableInitColumnDefaults(table, column, ~0);
column->AutoFitQueue = 0x00;
column->DisplayOrder = (ImGuiTableColumnIdx)column_n;
column->IsUserEnabled = column->IsUserEnabledNextFrame = (column->Flags & ImGuiTableColumnFlags_DefaultHide) ? 0 : 1;
column->SortOrder = (column->Flags & ImGuiTableColumnFlags_DefaultSort) ? 0 : -1;
column->SortDirection = (column->Flags & ImGuiTableColumnFlags_DefaultSort) ? ((column->Flags & ImGuiTableColumnFlags_PreferSortDescending) ? (ImS8)ImGuiSortDirection_Descending : (ImU8)(ImGuiSortDirection_Ascending)) : (ImS8)ImGuiSortDirection_None;
}
// Serialize ImGuiTableSettings/ImGuiTableColumnSettings into ImGuiTable/ImGuiTableColumn