Tables: renamed somehow-duplicate ContentWidth members (implicitly == Max - Min), renamed StartX to ContentMinX for consistency.

This commit is contained in:
ocornut 2020-10-26 13:55:53 +01:00
parent 1731ae5a09
commit 51abdd53e3
3 changed files with 31 additions and 43 deletions

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@ -10519,10 +10519,10 @@ void ImGui::ShowMetricsWindow(bool* p_open)
else if (rect_type == TRT_BackgroundClipRect) { return table->BackgroundClipRect; } else if (rect_type == TRT_BackgroundClipRect) { return table->BackgroundClipRect; }
else if (rect_type == TRT_ColumnsRect) { ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->MinX, table->InnerClipRect.Min.y, c->MaxX, table->InnerClipRect.Min.y + table->LastOuterHeight); } else if (rect_type == TRT_ColumnsRect) { ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->MinX, table->InnerClipRect.Min.y, c->MaxX, table->InnerClipRect.Min.y + table->LastOuterHeight); }
else if (rect_type == TRT_ColumnsClipRect) { ImGuiTableColumn* c = &table->Columns[n]; return c->ClipRect; } else if (rect_type == TRT_ColumnsClipRect) { ImGuiTableColumn* c = &table->Columns[n]; return c->ClipRect; }
else if (rect_type == TRT_ColumnsContentHeadersUsed){ ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->MinX, table->InnerClipRect.Min.y, c->MinX + c->ContentWidthHeadersUsed, table->InnerClipRect.Min.y + table->LastFirstRowHeight); } // Note: y1/y2 not always accurate else if (rect_type == TRT_ColumnsContentHeadersUsed){ ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->ContentMinX, table->InnerClipRect.Min.y, c->ContentMaxXHeadersUsed, table->InnerClipRect.Min.y + table->LastFirstRowHeight); } // Note: y1/y2 not always accurate
else if (rect_type == TRT_ColumnsContentHeadersIdeal){ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->MinX, table->InnerClipRect.Min.y, c->MinX + c->ContentWidthHeadersIdeal, table->InnerClipRect.Min.y + table->LastFirstRowHeight); } else if (rect_type == TRT_ColumnsContentHeadersIdeal){ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->ContentMinX, table->InnerClipRect.Min.y, c->ContentMaxXHeadersIdeal, table->InnerClipRect.Min.y + table->LastFirstRowHeight); }
else if (rect_type == TRT_ColumnsContentFrozen) { ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->MinX, table->InnerClipRect.Min.y, c->MinX + c->ContentWidthFrozen, table->InnerClipRect.Min.y + table->LastFirstRowHeight); } else if (rect_type == TRT_ColumnsContentFrozen) { ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->ContentMinX, table->InnerClipRect.Min.y, c->ContentMaxXFrozen, table->InnerClipRect.Min.y + table->LastFirstRowHeight); }
else if (rect_type == TRT_ColumnsContentUnfrozen) { ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->MinX, table->InnerClipRect.Min.y + table->LastFirstRowHeight, c->MinX + c->ContentWidthUnfrozen, table->InnerClipRect.Max.y); } else if (rect_type == TRT_ColumnsContentUnfrozen) { ImGuiTableColumn* c = &table->Columns[n]; return ImRect(c->ContentMinX, table->InnerClipRect.Min.y + table->LastFirstRowHeight, c->ContentMaxXUnfrozen, table->InnerClipRect.Max.y); }
IM_ASSERT(0); IM_ASSERT(0);
return ImRect(); return ImRect();
} }

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@ -1887,7 +1887,7 @@ struct ImGuiTabBar
#define IMGUI_TABLE_MAX_COLUMNS 64 // sizeof(ImU64) * 8. This is solely because we frequently encode columns set in a ImU64. #define IMGUI_TABLE_MAX_COLUMNS 64 // sizeof(ImU64) * 8. This is solely because we frequently encode columns set in a ImU64.
#define IMGUI_TABLE_MAX_DRAW_CHANNELS (2 + 64 * 2) // See TableUpdateDrawChannels() #define IMGUI_TABLE_MAX_DRAW_CHANNELS (2 + 64 * 2) // See TableUpdateDrawChannels()
// [Internal] sizeof() ~ 108 // [Internal] sizeof() ~ 100
// We use the terminology "Visible" to refer to a column that is not Hidden by user or settings. However it may still be out of view and clipped (see IsClipped). // We use the terminology "Visible" to refer to a column that is not Hidden by user or settings. However it may still be out of view and clipped (see IsClipped).
struct ImGuiTableColumn struct ImGuiTableColumn
{ {
@ -1902,15 +1902,11 @@ struct ImGuiTableColumn
float WidthAuto; // Automatic width float WidthAuto; // Automatic width
float WidthRequest; // Master width absolute value when !(Flags & _WidthStretch). When Stretch this is derived every frame from StretchWeight in TableUpdateLayout() float WidthRequest; // Master width absolute value when !(Flags & _WidthStretch). When Stretch this is derived every frame from StretchWeight in TableUpdateLayout()
float WidthGiven; // Final/actual width visible == (MaxX - MinX), locked in TableUpdateLayout(). May be > WidthRequest to honor minimum width, may be < WidthRequest to honor shrinking columns down in tight space. float WidthGiven; // Final/actual width visible == (MaxX - MinX), locked in TableUpdateLayout(). May be > WidthRequest to honor minimum width, may be < WidthRequest to honor shrinking columns down in tight space.
float StartX; // Start position for the frame, currently ~(MinX + CellPaddingX) float ContentMinX; // Start position for the frame, currently ~(MinX + CellPaddingX)
float ContentMaxPosFrozen; // Submitted contents absolute maximum position, from which we can infer width. Kept as float because we need to manipulate those between each cell change. float ContentMaxXFrozen; // Contents maximum position for frozen rows (apart from headers), from which we can infer content width.
float ContentMaxPosUnfrozen; float ContentMaxXUnfrozen;
float ContentMaxPosHeadersUsed; float ContentMaxXHeadersUsed; // Contents maximum position for headers rows (regardless of freezing). TableHeader() automatically softclip itself + report ideal desired size, to avoid creating extraneous draw calls
float ContentMaxPosHeadersIdeal; float ContentMaxXHeadersIdeal;
ImS16 ContentWidthFrozen; // Contents width for frozen rows (apart from headers). Encoded as ImS16 because we actually rarely use those width.
ImS16 ContentWidthUnfrozen;
ImS16 ContentWidthHeadersUsed; // Contents width for headers rows (regardless of freezing). TableHeader() automatically softclip itself + report ideal desired size, to avoid creating extraneous draw calls
ImS16 ContentWidthHeadersIdeal;
ImS16 NameOffset; // Offset into parent ColumnsNames[] ImS16 NameOffset; // Offset into parent ColumnsNames[]
bool IsVisible; // Is the column not marked Hidden by the user? (could be clipped by scrolling, etc). bool IsVisible; // Is the column not marked Hidden by the user? (could be clipped by scrolling, etc).
bool IsVisibleNextFrame; bool IsVisibleNextFrame;

View File

@ -650,8 +650,8 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
// Calculate "ideal" column width for nothing to be clipped. // Calculate "ideal" column width for nothing to be clipped.
// Combine width from regular rows + width from headers unless requested not to. // Combine width from regular rows + width from headers unless requested not to.
const float content_width_body = (float)ImMax(column->ContentWidthFrozen, column->ContentWidthUnfrozen); const float content_width_body = (float)ImMax(column->ContentMaxXFrozen, column->ContentMaxXUnfrozen) - column->ContentMinX;
const float content_width_headers = (float)column->ContentWidthHeadersIdeal; const float content_width_headers = (float)column->ContentMaxXHeadersIdeal - column->ContentMinX;
float width_auto = content_width_body; float width_auto = content_width_body;
if (!(table->Flags & ImGuiTableFlags_NoHeadersWidth) && !(column->Flags & ImGuiTableColumnFlags_NoHeaderWidth)) if (!(table->Flags & ImGuiTableFlags_NoHeadersWidth) && !(column->Flags & ImGuiTableColumnFlags_NoHeaderWidth))
width_auto = ImMax(width_auto, content_width_headers); width_auto = ImMax(width_auto, content_width_headers);
@ -811,8 +811,7 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
{ {
// Hidden column: clear a few fields and we are done with it for the remainder of the function. // 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. // We set a zero-width clip rect but set Min.y/Max.y properly to not interfere with the clipper.
column->MinX = column->MaxX = offset_x; column->MinX = column->MaxX = column->ContentMinX = offset_x;
column->StartX = offset_x;
column->WidthGiven = 0.0f; column->WidthGiven = 0.0f;
column->ClipRect.Min.x = offset_x; column->ClipRect.Min.x = offset_x;
column->ClipRect.Min.y = work_rect.Min.y; column->ClipRect.Min.y = work_rect.Min.y;
@ -841,10 +840,10 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
if (offset_x + column->WidthGiven + table->CellPaddingX * 2.0f > max_x) // FIXME-TABLE: CHECK if (offset_x + column->WidthGiven + table->CellPaddingX * 2.0f > max_x) // FIXME-TABLE: CHECK
column->WidthGiven = ImMax(max_x - offset_x - table->CellPaddingX * 2.0f, min_column_width); column->WidthGiven = ImMax(max_x - offset_x - table->CellPaddingX * 2.0f, min_column_width);
// Min, Max, Starting positions // Min, Max + starting positions
column->MinX = offset_x - table->CellSpacingX1; column->MinX = offset_x - table->CellSpacingX1;
column->MaxX = offset_x + column->WidthGiven + table->CellSpacingX2 + table->CellPaddingX * 2.0f; column->MaxX = offset_x + column->WidthGiven + table->CellSpacingX2 + table->CellPaddingX * 2.0f;
column->StartX = offset_x + table->CellPaddingX; column->ContentMinX = offset_x + table->CellPaddingX;
column->ClipRect.Min.x = column->MinX; column->ClipRect.Min.x = column->MinX;
column->ClipRect.Min.y = work_rect.Min.y; column->ClipRect.Min.y = work_rect.Min.y;
@ -890,8 +889,8 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
// column->StartX = ImLerp(column->StartX, ImMax(column->StartX, column->MaxX - column->ContentWidthRowsUnfrozen), 0.5f); // column->StartX = ImLerp(column->StartX, ImMax(column->StartX, column->MaxX - column->ContentWidthRowsUnfrozen), 0.5f);
// Reset content width variables // Reset content width variables
column->ContentMaxPosFrozen = column->ContentMaxPosUnfrozen = column->StartX; column->ContentMaxXFrozen = column->ContentMaxXUnfrozen = column->ContentMinX;
column->ContentMaxPosHeadersUsed = column->ContentMaxPosHeadersIdeal = column->StartX; column->ContentMaxXHeadersUsed = column->ContentMaxXHeadersIdeal = column->ContentMinX;
// Don't decrement auto-fit counters until container window got a chance to submit its items // Don't decrement auto-fit counters until container window got a chance to submit its items
if (table->HostSkipItems == false) if (table->HostSkipItems == false)
@ -1083,16 +1082,8 @@ void ImGui::EndTable()
float max_pos_x = backup_inner_max_pos_x; float max_pos_x = backup_inner_max_pos_x;
for (int column_n = 0; column_n < table->ColumnsCount; column_n++) for (int column_n = 0; column_n < table->ColumnsCount; column_n++)
{ {
ImGuiTableColumn* column = &table->Columns[column_n];
// Store content width (for both Headers and Rows)
float ref_x = column->StartX;
column->ContentWidthFrozen = (ImS16)ImMax(0.0f, column->ContentMaxPosFrozen - ref_x);
column->ContentWidthUnfrozen = (ImS16)ImMax(0.0f, column->ContentMaxPosUnfrozen - ref_x);
column->ContentWidthHeadersUsed = (ImS16)ImMax(0.0f, column->ContentMaxPosHeadersUsed - ref_x);
column->ContentWidthHeadersIdeal = (ImS16)ImMax(0.0f, column->ContentMaxPosHeadersIdeal - ref_x);
// Add an extra 1 pixel so we can see the last column vertical line if it lies on the right-most edge. // Add an extra 1 pixel so we can see the last column vertical line if it lies on the right-most edge.
ImGuiTableColumn* column = &table->Columns[column_n];
if (table->VisibleMaskByIndex & ((ImU64)1 << column_n)) if (table->VisibleMaskByIndex & ((ImU64)1 << column_n))
max_pos_x = ImMax(max_pos_x, column->MaxX); max_pos_x = ImMax(max_pos_x, column->MaxX);
} }
@ -1450,14 +1441,15 @@ void ImGui::TableReorderDrawChannelsForMerge(ImGuiTable* table)
// (note that we assume that rendering didn't stray on the left direction. we should need a CursorMinPos to detect it) // (note that we assume that rendering didn't stray on the left direction. we should need a CursorMinPos to detect it)
if (!(column->Flags & ImGuiTableColumnFlags_NoClipX)) if (!(column->Flags & ImGuiTableColumnFlags_NoClipX))
{ {
float width_contents; float content_max_x;
if (merge_group_sub_count == 1) // No row freeze (same as testing !is_frozen_v) if (merge_group_sub_count == 1) // No row freeze (same as testing !is_frozen_v)
width_contents = ImMax(column->ContentWidthUnfrozen, column->ContentWidthHeadersUsed); content_max_x = ImMax(column->ContentMaxXUnfrozen, column->ContentMaxXHeadersUsed);
else if (merge_group_sub_n == 0) // Row freeze: use width before freeze else if (merge_group_sub_n == 0) // Row freeze: use width before freeze
width_contents = ImMax(column->ContentWidthFrozen, column->ContentWidthHeadersUsed); content_max_x = ImMax(column->ContentMaxXFrozen, column->ContentMaxXHeadersUsed);
else // Row freeze: use width after freeze else // Row freeze: use width after freeze
width_contents = column->ContentWidthUnfrozen; content_max_x = column->ContentMaxXUnfrozen;
if (width_contents > column->WidthGiven + table->CellPaddingX * 1.0f) float content_width = content_max_x - column->ContentMinX;
if (content_width > column->WidthGiven + table->CellPaddingX * 1.0f)
continue; continue;
} }
@ -1832,7 +1824,7 @@ void ImGui::TableBeginCell(ImGuiTable* table, int column_n)
ImGuiWindow* window = table->InnerWindow; ImGuiWindow* window = table->InnerWindow;
// Start position is roughly ~~ CellRect.Min + CellPadding + Indent // Start position is roughly ~~ CellRect.Min + CellPadding + Indent
float start_x = column->StartX; float start_x = column->ContentMinX;
if (column->Flags & ImGuiTableColumnFlags_IndentEnable) if (column->Flags & ImGuiTableColumnFlags_IndentEnable)
start_x += table->RowIndentOffsetX; // ~~ += window.DC.Indent.x - table->HostIndentX, except we locked it for the row. start_x += table->RowIndentOffsetX; // ~~ += window.DC.Indent.x - table->HostIndentX, except we locked it for the row.
@ -1873,9 +1865,9 @@ void ImGui::TableEndCell(ImGuiTable* table)
// Report maximum position so we can infer content size per column. // Report maximum position so we can infer content size per column.
float* p_max_pos_x; float* p_max_pos_x;
if (table->RowFlags & ImGuiTableRowFlags_Headers) if (table->RowFlags & ImGuiTableRowFlags_Headers)
p_max_pos_x = &column->ContentMaxPosHeadersUsed; // Useful in case user submit contents in header row that is not a TableHeader() call p_max_pos_x = &column->ContentMaxXHeadersUsed; // Useful in case user submit contents in header row that is not a TableHeader() call
else else
p_max_pos_x = table->IsFreezeRowsPassed ? &column->ContentMaxPosUnfrozen : &column->ContentMaxPosFrozen; p_max_pos_x = table->IsFreezeRowsPassed ? &column->ContentMaxXUnfrozen : &column->ContentMaxXFrozen;
*p_max_pos_x = ImMax(*p_max_pos_x, window->DC.CursorMaxPos.x); *p_max_pos_x = ImMax(*p_max_pos_x, window->DC.CursorMaxPos.x);
table->RowPosY2 = ImMax(table->RowPosY2, window->DC.CursorMaxPos.y + table->CellPaddingY); table->RowPosY2 = ImMax(table->RowPosY2, window->DC.CursorMaxPos.y + table->CellPaddingY);
@ -2345,8 +2337,8 @@ void ImGui::TableHeader(const char* label)
// for merging. // for merging.
// FIXME-TABLE: Clarify policies of how label width and potential decorations (arrows) fit into auto-resize of the column // FIXME-TABLE: Clarify policies of how label width and potential decorations (arrows) fit into auto-resize of the column
float max_pos_x = label_pos.x + label_size.x + w_sort_text + w_arrow; float max_pos_x = label_pos.x + label_size.x + w_sort_text + w_arrow;
column->ContentMaxPosHeadersUsed = ImMax(column->ContentMaxPosHeadersUsed, cell_r.Max.x);// ImMin(max_pos_x, cell_r.Max.x)); column->ContentMaxXHeadersUsed = ImMax(column->ContentMaxXHeadersUsed, cell_r.Max.x);// ImMin(max_pos_x, cell_r.Max.x));
column->ContentMaxPosHeadersIdeal = ImMax(column->ContentMaxPosHeadersIdeal, max_pos_x); column->ContentMaxXHeadersIdeal = ImMax(column->ContentMaxXHeadersIdeal, max_pos_x);
// We don't use BeginPopupContextItem() because we want the popup to stay up even after the column is hidden // We don't use BeginPopupContextItem() because we want the popup to stay up even after the column is hidden
if (IsMouseReleased(1) && IsItemHovered()) if (IsMouseReleased(1) && IsItemHovered())
@ -2883,13 +2875,13 @@ void ImGui::DebugNodeTable(ImGuiTable* table)
"Column %d order %d name '%s': +%.1f to +%.1f\n" "Column %d order %d name '%s': +%.1f to +%.1f\n"
"Visible: %d, Clipped: %d, DrawChannels: %d,%d\n" "Visible: %d, Clipped: %d, DrawChannels: %d,%d\n"
"WidthGiven: %.2f, Request/Auto: %.2f/%.2f, StretchWeight: %.3f\n" "WidthGiven: %.2f, Request/Auto: %.2f/%.2f, StretchWeight: %.3f\n"
"ContentWidth: Frozen %d, Unfrozen %d, HeadersUsed/Ideal %d/%d\n" "ContentWidth: Frozen %.2f, Unfrozen %.2f, HeadersUsed/Ideal %.2f/%.2f\n"
"SortOrder: %d, SortDir: %s\n" "SortOrder: %d, SortDir: %s\n"
"UserID: 0x%08X, Flags: 0x%04X: %s%s%s%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,
column->IsVisible, column->IsClipped, column->DrawChannelFrozen, column->DrawChannelUnfrozen, column->IsVisible, column->IsClipped, column->DrawChannelFrozen, column->DrawChannelUnfrozen,
column->WidthGiven, column->WidthRequest, column->WidthAuto, column->StretchWeight, column->WidthGiven, column->WidthRequest, column->WidthAuto, column->StretchWeight,
column->ContentWidthFrozen, column->ContentWidthUnfrozen, column->ContentWidthHeadersUsed, column->ContentWidthHeadersIdeal, column->ContentMaxXFrozen - column->ContentMinX, column->ContentMaxXUnfrozen - column->ContentMinX, column->ContentMaxXHeadersUsed - column->ContentMinX, column->ContentMaxXHeadersIdeal - column->ContentMinX,
column->SortOrder, (column->SortDirection == ImGuiSortDirection_Ascending) ? "Ascending" : (column->SortDirection == ImGuiSortDirection_Descending) ? "Descending" : "None", column->SortOrder, (column->SortDirection == ImGuiSortDirection_Ascending) ? "Ascending" : (column->SortDirection == ImGuiSortDirection_Descending) ? "Descending" : "None",
column->UserID, column->Flags, column->UserID, column->Flags,
(column->Flags & ImGuiTableColumnFlags_WidthFixed) ? "WidthFixed " : "", (column->Flags & ImGuiTableColumnFlags_WidthFixed) ? "WidthFixed " : "",