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Tables: Internal: rework so stacked headers height may be used.

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This commit is contained in:
ocornut
2023-10-09 20:35:57 +02:00
parent b9ebb8e06f
commit 5053d79a24
3 changed files with 21 additions and 27 deletions
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35
imgui_tables.cpp
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@ -1157,7 +1157,7 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
// [Part 10] Hit testing on borders
if (table->Flags & ImGuiTableFlags_Resizable)
TableUpdateBorders(table);
table_instance->LastFirstRowHeight = 0.0f;
table_instance->LastTopHeadersRowHeight = 0.0f;
table->IsLayoutLocked = true;
table->IsUsingHeaders = false;
@ -1203,7 +1203,7 @@ void ImGui::TableUpdateBorders(ImGuiTable* table)
const float hit_half_width = TABLE_RESIZE_SEPARATOR_HALF_THICKNESS;
const float hit_y1 = table->OuterRect.Min.y;
const float hit_y2_body = ImMax(table->OuterRect.Max.y, hit_y1 + table_instance->LastOuterHeight);
const float hit_y2_head = hit_y1 + table_instance->LastFirstRowHeight;
const float hit_y2_head = hit_y1 + table_instance->LastTopHeadersRowHeight;
for (int order_n = 0; order_n < table->ColumnsCount; order_n++)
{
@ -1461,7 +1461,7 @@ void ImGui::EndTable()
NavUpdateCurrentWindowIsScrollPushableX();
}
// See "COLUMN SIZING POLICIES" comments at the top of this file
// 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)
{
@ -1836,15 +1836,16 @@ void ImGui::TableEndRow(ImGuiTable* table)
const float bg_y2 = table->RowPosY2;
const bool unfreeze_rows_actual = (table->CurrentRow + 1 == table->FreezeRowsCount);
const bool unfreeze_rows_request = (table->CurrentRow + 1 == table->FreezeRowsRequest);
if (table->CurrentRow == 0)
TableGetInstanceData(table, table->InstanceCurrent)->LastFirstRowHeight = bg_y2 - bg_y1;
ImGuiTableInstanceData* table_instance = TableGetInstanceData(table, table->InstanceCurrent);
if ((table->RowFlags & ImGuiTableRowFlags_Headers) && (table->CurrentRow == 0 || (table->LastRowFlags & ImGuiTableRowFlags_Headers)))
table_instance->LastTopHeadersRowHeight += bg_y2 - bg_y1;
const bool is_visible = (bg_y2 >= table->InnerClipRect.Min.y && bg_y1 <= table->InnerClipRect.Max.y);
if (is_visible)
{
// Update data for TableGetHoveredRow()
if (table->HoveredColumnBody != -1 && g.IO.MousePos.y >= bg_y1 && g.IO.MousePos.y < bg_y2)
TableGetInstanceData(table, table->InstanceCurrent)->HoveredRowNext = table->CurrentRow;
table_instance->HoveredRowNext = table->CurrentRow;
// Decide of background color for the row
ImU32 bg_col0 = 0;
@ -1922,7 +1923,7 @@ void ImGui::TableEndRow(ImGuiTable* table)
IM_ASSERT(table->IsUnfrozenRows == false);
const float y0 = ImMax(table->RowPosY2 + 1, window->InnerClipRect.Min.y);
table->IsUnfrozenRows = true;
TableGetInstanceData(table, table->InstanceCurrent)->LastFrozenHeight = y0 - table->OuterRect.Min.y;
table_instance->LastFrozenHeight = y0 - table->OuterRect.Min.y;
// BgClipRect starts as table->InnerClipRect, reduce it now and make BgClipRectForDrawCmd == BgClipRect
table->BgClipRect.Min.y = table->Bg2ClipRectForDrawCmd.Min.y = ImMin(y0, window->InnerClipRect.Max.y);
@ -2599,7 +2600,7 @@ void ImGui::TableDrawBorders(ImGuiTable* table)
const float border_size = TABLE_BORDER_SIZE;
const float draw_y1 = table->InnerRect.Min.y + ((table->Flags & ImGuiTableFlags_BordersOuterH) ? 1.0f : 0.0f);
const float draw_y2_body = table->InnerRect.Max.y;
const float draw_y2_head = table->IsUsingHeaders ? ImMin(table->InnerRect.Max.y, (table->FreezeRowsCount >= 1 ? table->InnerRect.Min.y : table->WorkRect.Min.y) + table_instance->LastFirstRowHeight) : draw_y1;
const float draw_y2_head = table->IsUsingHeaders ? ImMin(table->InnerRect.Max.y, (table->FreezeRowsCount >= 1 ? table->InnerRect.Min.y : table->WorkRect.Min.y) + table_instance->LastTopHeadersRowHeight) : draw_y1;
if (table->Flags & ImGuiTableFlags_BordersInnerV)
{
for (int order_n = 0; order_n < table->ColumnsCount; order_n++)
@ -2890,16 +2891,14 @@ float ImGui::TableGetHeaderRowHeight()
// Calculate row height, for the unlikely case that some labels may be taller than others.
// If we didn't do that, uneven header height would highlight but smaller one before the tallest wouldn't catch input for all height.
// In your custom header row you may omit this all together and just call TableNextRow() without a height...
float row_height = GetTextLineHeight();
int columns_count = TableGetColumnCount();
for (int column_n = 0; column_n < columns_count; column_n++)
{
ImGuiTableColumnFlags flags = TableGetColumnFlags(column_n);
if ((flags & ImGuiTableColumnFlags_IsEnabled) && !(flags & ImGuiTableColumnFlags_NoHeaderLabel))
row_height = ImMax(row_height, CalcTextSize(TableGetColumnName(column_n)).y);
}
row_height += GetStyle().CellPadding.y * 2.0f;
return row_height;
ImGuiContext& g = *GImGui;
ImGuiTable* table = g.CurrentTable;
float row_height = g.FontSize;
for (int column_n = 0; column_n < table->ColumnsCount; column_n++)
if (IM_BITARRAY_TESTBIT(table->EnabledMaskByIndex, column_n))
if ((table->Columns[column_n].Flags & ImGuiTableColumnFlags_NoHeaderLabel) == 0)
row_height = ImMax(row_height, CalcTextSize(TableGetColumnName(table, column_n)).y);
return row_height + g.Style.CellPadding.y * 2.0f;
}
// [Public] This is a helper to output TableHeader() calls based on the column names declared in TableSetupColumn().