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Tables: Fix hiding column right after the frozen line. Fix hovering/resising column delimiter scrolled under frozen columns. (#3678)

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This commit is contained in:
ocornut 2021-01-03 15:10:35 +01:00
parent 1c1d3b7ab5
commit 0a5f399805
3 changed files with 19 additions and 11 deletions
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2
imgui.cpp
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@ -2286,7 +2286,7 @@ bool ImGuiListClipper::Step()
{
// While we are in frozen row state, keep displaying items one by one, unclipped
// FIXME: Could be stored as a table-agnostic state.
if (table != NULL && !table->IsUnfrozen)
if (table != NULL && !table->IsUnfrozenRows)
{
DisplayStart = ItemsFrozen;
DisplayEnd = ItemsFrozen + 1;

2
imgui_internal.h
View File

@ -2080,7 +2080,7 @@ struct ImGuiTable
bool IsDefaultDisplayOrder; // Set when display order is unchanged from default (DisplayOrder contains 0...Count-1)
bool IsResetAllRequest;
bool IsResetDisplayOrderRequest;
bool IsUnfrozen; // Set when we got past the frozen row.
bool IsUnfrozenRows; // Set when we got past the frozen row.
bool IsOuterRectAutoFitX; // Set when outer_size.x == 0.0f in BeginTable(), scrolling is disabled, and there are stretch columns.
bool MemoryCompacted;
bool HostSkipItems; // Backup of InnerWindow->SkipItem at the end of BeginTable(), because we will overwrite InnerWindow->SkipItem on a per-column basis

26
imgui_tables.cpp
View File

@ -392,7 +392,7 @@ bool ImGui::BeginTableEx(const char* name, ImGuiID id, int columns_count, ImG
table->RowTextBaseline = 0.0f; // This will be cleared again by TableBeginRow()
table->FreezeRowsRequest = table->FreezeRowsCount = 0; // This will be setup by TableSetupScrollFreeze(), if any
table->FreezeColumnsRequest = table->FreezeColumnsCount = 0;
table->IsUnfrozen = true;
table->IsUnfrozenRows = true;
table->DeclColumnsCount = 0;
// Using opaque colors facilitate overlapping elements of the grid
@ -868,6 +868,7 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
// [Part 7] Setup final position, offset, skip/clip states and clipping rectangles, detect hovered column
// Process columns in their visible orders as we are comparing the visible order and adjusting host_clip_rect while looping.
int visible_n = 0;
bool offset_x_frozen = (table->FreezeColumnsCount > 0);
float offset_x = ((table->FreezeColumnsCount > 0) ? table->OuterRect.Min.x : work_rect.Min.x) + table->OuterPaddingX - table->CellSpacingX1;
ImRect host_clip_rect = table->InnerClipRect;
//host_clip_rect.Max.x += table->CellPaddingX + table->CellSpacingX2;
@ -880,8 +881,11 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
column->NavLayerCurrent = (ImS8)((table->FreezeRowsCount > 0 || column_n < table->FreezeColumnsCount) ? ImGuiNavLayer_Menu : ImGuiNavLayer_Main);
if (table->FreezeColumnsCount > 0 && table->FreezeColumnsCount == visible_n)
if (offset_x_frozen && table->FreezeColumnsCount == visible_n)
{
offset_x += work_rect.Min.x - table->OuterRect.Min.x;
offset_x_frozen = false;
}
// Clear status flags
column->Flags &= ~ImGuiTableColumnFlags_StatusMask_;
@ -1084,6 +1088,10 @@ void ImGui::TableUpdateBorders(ImGuiTable* table)
if ((table->Flags & ImGuiTableFlags_NoBordersInBody) && table->IsUsingHeaders == false)
continue;
if (table->FreezeColumnsCount > 0)
if (column->MaxX < table->Columns[table->DisplayOrderToIndex[table->FreezeColumnsCount - 1]].MaxX)
continue;
ImGuiID column_id = TableGetColumnResizeID(table, column_n, table->InstanceCurrent);
ImRect hit_rect(column->MaxX - hit_half_width, hit_y1, column->MaxX + hit_half_width, border_y2_hit);
//GetForegroundDrawList()->AddRect(hit_rect.Min, hit_rect.Max, IM_COL32(255, 0, 0, 100));
@ -1353,7 +1361,7 @@ void ImGui::TableSetupScrollFreeze(int columns, int rows)
table->FreezeColumnsCount = (table->InnerWindow->Scroll.x != 0.0f) ? table->FreezeColumnsRequest : 0;
table->FreezeRowsRequest = (table->Flags & ImGuiTableFlags_ScrollY) ? (ImGuiTableColumnIdx)rows : 0;
table->FreezeRowsCount = (table->InnerWindow->Scroll.y != 0.0f) ? table->FreezeRowsRequest : 0;
table->IsUnfrozen = (table->FreezeRowsCount == 0); // Make sure this is set before TableUpdateLayout() so ImGuiListClipper can benefit from it.b
table->IsUnfrozenRows = (table->FreezeRowsCount == 0); // Make sure this is set before TableUpdateLayout() so ImGuiListClipper can benefit from it.b
}
int ImGui::TableGetColumnCount()
@ -1653,8 +1661,8 @@ void ImGui::TableEndRow(ImGuiTable* table)
}
if (unfreeze_rows_actual)
{
IM_ASSERT(table->IsUnfrozen == false);
table->IsUnfrozen = true;
IM_ASSERT(table->IsUnfrozenRows == false);
table->IsUnfrozenRows = true;
// BgClipRect starts as table->InnerClipRect, reduce it now and make BgClipRectForDrawCmd == BgClipRect
float y0 = ImMax(table->RowPosY2 + 1, window->InnerClipRect.Min.y);
@ -1812,7 +1820,7 @@ void ImGui::TableEndCell(ImGuiTable* table)
if (table->RowFlags & ImGuiTableRowFlags_Headers)
p_max_pos_x = &column->ContentMaxXHeadersUsed; // Useful in case user submit contents in header row that is not a TableHeader() call
else
p_max_pos_x = table->IsUnfrozen ? &column->ContentMaxXUnfrozen : &column->ContentMaxXFrozen;
p_max_pos_x = table->IsUnfrozenRows ? &column->ContentMaxXUnfrozen : &column->ContentMaxXFrozen;
*p_max_pos_x = ImMax(*p_max_pos_x, window->DC.CursorMaxPos.x);
table->RowPosY2 = ImMax(table->RowPosY2, window->DC.CursorMaxPos.y + table->CellPaddingY);
column->ItemWidth = window->DC.ItemWidth;
@ -3332,15 +3340,15 @@ void ImGui::DebugNodeTable(ImGuiTable* table)
ImGuiTableColumn* column = &table->Columns[n];
const char* name = TableGetColumnName(table, n);
ImFormatString(buf, IM_ARRAYSIZE(buf),
"Column %d order %d name '%s': offset %+.2f to %+.2f\n"
"Column %d order %d '%s': offset %+.2f to %+.2f%s\n"
"Enabled: %d, VisibleX/Y: %d/%d, RequestOutput: %d, SkipItems: %d, DrawChannels: %d,%d\n"
"WidthGiven: %.1f, Request/Auto: %.1f/%.1f, StretchWeight: %.3f (%.1f%%)\n"
"MinX: %.1f, MaxX: %.1f (%+.1f), ClipRect: %.1f to %.1f (+%.1f)\n"
"ContentWidth: %.1f,%.1f, HeadersUsed/Ideal %.1f/%.1f\n"
"Sort: %d%s, UserID: 0x%08X, Flags: 0x%04X: %s%s%s%s..",
n, column->DisplayOrder, name, column->MinX - table->WorkRect.Min.x, column->MaxX - table->WorkRect.Min.x,
n, column->DisplayOrder, name, column->MinX - table->WorkRect.Min.x, column->MaxX - table->WorkRect.Min.x, (n < table->FreezeColumnsRequest) ? " (Frozen)" : "",
column->IsEnabled, column->IsVisibleX, column->IsVisibleY, column->IsRequestOutput, column->IsSkipItems, column->DrawChannelFrozen, column->DrawChannelUnfrozen,
column->WidthGiven, column->WidthRequest, column->WidthAuto, column->StretchWeight, (column->StretchWeight / sum_weights) * 100.0f,
column->WidthGiven, column->WidthRequest, column->WidthAuto, column->StretchWeight, column->StretchWeight > 0.0f ? (column->StretchWeight / sum_weights) * 100.0f : 0.0f,
column->MinX, column->MaxX, column->MaxX - column->MinX, column->ClipRect.Min.x, column->ClipRect.Max.x, column->ClipRect.Max.x - column->ClipRect.Min.x,
column->ContentMaxXFrozen - column->WorkMinX, column->ContentMaxXUnfrozen - column->WorkMinX, column->ContentMaxXHeadersUsed - column->WorkMinX, column->ContentMaxXHeadersIdeal - column->WorkMinX,
column->SortOrder, (column->SortDirection == ImGuiSortDirection_Ascending) ? " (Asc)" : (column->SortDirection == ImGuiSortDirection_Descending) ? " (Des)" : "", column->UserID, column->Flags,