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Tables: Not flagging whole column as SkipItems based on clipping visibility (breaks layout)

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This commit is contained in:
omar
2020-06-13 18:02:02 +02:00
committed by ocornut
parent 363eae94e6
commit 8530b6af3d
2 changed files with 22 additions and 24 deletions
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2
imgui.h
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@@ -672,7 +672,7 @@ namespace ImGui
// - If you are using tables as a sort of grid, populating every columns with the same type of contents,
// you may prefer using TableNextCell() instead of TableNextRow() + TableSetColumnIndex().
// - See Demo->Tables for details.
// - See ImGuiTableFlags_ enums for a description of available flags.
// - See ImGuiTableFlags_ and ImGuiTableColumnsFlags_ enums for a description of available flags.
#define IMGUI_HAS_TABLE 1
IMGUI_API bool BeginTable(const char* str_id, int columns_count, ImGuiTableFlags flags = 0, const ImVec2& outer_size = ImVec2(0, 0), float inner_width = 0.0f);
IMGUI_API void EndTable(); // only call EndTable() if BeginTable() returns true!

44
imgui_tables.cpp
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@@ -753,7 +753,7 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
if (table->FreezeColumnsCount > 0 && table->FreezeColumnsCount == visible_n)
offset_x += work_rect.Min.x - table->OuterRect.Min.x;
if (!(table->VisibleMaskByDisplayOrder & ((ImU64)1 << order_n)))
if ((table->VisibleMaskByDisplayOrder & ((ImU64)1 << order_n)) == 0)
{
// Hidden column: clear a few fields and we are done with it for the remainder of the function.
// We set a zero-width clip rect but set Min.y/Max.y properly to not interfere with the clipper.
@@ -798,31 +798,27 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
column->ClipRect.ClipWithFull(host_clip_rect);
column->IsClipped = (column->ClipRect.Max.x <= column->ClipRect.Min.x) && (column->AutoFitQueue & 1) == 0 && (column->CannotSkipItemsQueue & 1) == 0;
column->SkipItems = column->IsClipped || table->HostSkipItems;
if (column->IsClipped)
{
// Columns with the _WidthAlwaysAutoResize sizing policy will never be updated then.
table->VisibleUnclippedMaskByIndex &= ~((ImU64)1 << column_n);
}
else
{
// Starting cursor position
column->StartXRows = column->StartXHeaders = column->MinX + table->CellPaddingX1;
table->VisibleUnclippedMaskByIndex &= ~((ImU64)1 << column_n); // Columns with the _WidthAlwaysAutoResize sizing policy will never be updated then.
// Alignment
// FIXME-TABLE: This align based on the whole column width, not per-cell, and therefore isn't useful in
// many cases (to be able to honor this we might be able to store a log of cells width, per row, for
// visible rows, but nav/programmatic scroll would have visible artifacts.)
//if (column->Flags & ImGuiTableColumnFlags_AlignRight)
// column->StartXRows = ImMax(column->StartXRows, column->MaxX - column->ContentWidthRowsUnfrozen);
//else if (column->Flags & ImGuiTableColumnFlags_AlignCenter)
// column->StartXRows = ImLerp(column->StartXRows, ImMax(column->StartXRows, column->MaxX - column->ContentWidthRowsUnfrozen), 0.5f);
column->SkipItems = !column->IsVisible || table->HostSkipItems;
// Reset content width variables
const float initial_max_pos_x = column->MinX + table->CellPaddingX1;
column->ContentMaxPosRowsFrozen = column->ContentMaxPosRowsUnfrozen = initial_max_pos_x;
column->ContentMaxPosHeadersUsed = column->ContentMaxPosHeadersIdeal = initial_max_pos_x;
}
// Starting cursor position
column->StartXRows = column->StartXHeaders = column->MinX + table->CellPaddingX1;
// Alignment
// FIXME-TABLE: This align based on the whole column width, not per-cell, and therefore isn't useful in
// many cases (to be able to honor this we might be able to store a log of cells width, per row, for
// visible rows, but nav/programmatic scroll would have visible artifacts.)
//if (column->Flags & ImGuiTableColumnFlags_AlignRight)
// column->StartXRows = ImMax(column->StartXRows, column->MaxX - column->ContentWidthRowsUnfrozen);
//else if (column->Flags & ImGuiTableColumnFlags_AlignCenter)
// column->StartXRows = ImLerp(column->StartXRows, ImMax(column->StartXRows, column->MaxX - column->ContentWidthRowsUnfrozen), 0.5f);
// Reset content width variables
const float initial_max_pos_x = column->MinX + table->CellPaddingX1;
column->ContentMaxPosRowsFrozen = column->ContentMaxPosRowsUnfrozen = initial_max_pos_x;
column->ContentMaxPosHeadersUsed = column->ContentMaxPosHeadersIdeal = initial_max_pos_x;
// Don't decrement auto-fit counters until container window got a chance to submit its items
if (table->HostSkipItems == false)
@@ -1798,6 +1794,7 @@ bool ImGui::TableNextCell()
TableNextRow();
}
// FIXME-TABLE: it is likely to alter layout if user skips a columns contents based on clipping.
int column_n = table->CurrentColumn;
return (table->VisibleUnclippedMaskByIndex & ((ImU64)1 << column_n)) != 0;
}
@@ -1849,6 +1846,7 @@ bool ImGui::TableSetColumnIndex(int column_idx)
TableBeginCell(table, column_idx);
}
// FIXME-TABLE: it is likely to alter layout if user skips a columns contents based on clipping.
return (table->VisibleUnclippedMaskByIndex & ((ImU64)1 << column_idx)) != 0;
}