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Tables: Fix ImGuiTableColumnFlags_WidthAlwaysAutoResize columns when clipped (which would be default behavior without _Resizable and when clipping/scrolling)

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ocornut 2020-09-30 22:37:59 +02:00
parent 25b5cc2f95
commit 248960d64c
1 changed files with 11 additions and 13 deletions
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24
imgui_tables.cpp
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@ -646,21 +646,19 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
if (column->Flags & (ImGuiTableColumnFlags_WidthAlwaysAutoResize | ImGuiTableColumnFlags_WidthFixed))
{
// Latch initial size for fixed columns
// Latch initial size for fixed columns and update it constantly for auto-resizing column (unless clipped!)
count_fixed += 1;
const bool auto_fit = (column->AutoFitQueue != 0x00) || (column->Flags & ImGuiTableColumnFlags_WidthAlwaysAutoResize);
if (auto_fit)
{
if ((column->AutoFitQueue != 0x00) || ((column->Flags & ImGuiTableColumnFlags_WidthAlwaysAutoResize) && !column->IsClipped))
column->WidthRequest = column_width_ideal;
// FIXME-TABLE: Increase minimum size during init frame to avoid biasing auto-fitting widgets
// (e.g. TextWrapped) too much. Otherwise what tends to happen is that TextWrapped would output a very
// large height (= first frame scrollbar display very off + clipper would skip lots of items).
// This is merely making the side-effect less extreme, but doesn't properly fixes it.
// FIXME: Move this to ->WidthGiven to avoid temporary lossyless?
if (column->AutoFitQueue > 0x01 && table->IsInitializing)
column->WidthRequest = ImMax(column->WidthRequest, min_column_width * 4.0f);
}
// FIXME-TABLE: Increase minimum size during init frame to avoid biasing auto-fitting widgets
// (e.g. TextWrapped) too much. Otherwise what tends to happen is that TextWrapped would output a very
// large height (= first frame scrollbar display very off + clipper would skip lots of items).
// This is merely making the side-effect less extreme, but doesn't properly fixes it.
// FIXME: Move this to ->WidthGiven to avoid temporary lossyless?
if (column->AutoFitQueue > 0x01 && table->IsInitializing)
column->WidthRequest = ImMax(column->WidthRequest, min_column_width * 4.0f);
sum_width_fixed_requests += column->WidthRequest;
}
else
@ -2159,7 +2157,7 @@ void ImGui::TableHeadersRow()
// Emit a column header (text + optional sort order)
// We cpu-clip text here so that all columns headers can be merged into a same draw call.
// Note that because of how we cpu-clip and display sorting indicators, you _cannot_ use SameLine() after a TableHeader()
// FIXME-TABLE: Should hold a selection state.
// FIXME-TABLE: Could hold a selection state.
// FIXME-TABLE: Style confusion between CellPadding.y and FramePadding.y
void ImGui::TableHeader(const char* label)
{