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Tables: Fix scroll when releasing resize for multi-instances. Comments. Renaming.

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This commit is contained in:
omar 2019-12-30 13:01:36 +01:00 committed by ocornut
parent 47b39f6371
commit 1db8d421cf
2 changed files with 20 additions and 20 deletions
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12
imgui_internal.h
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@ -1932,8 +1932,8 @@ struct ImGuiTable
ImS8 HoveredColumnBody; // [DEBUG] Unlike HoveredColumnBorder this doesn't fulfill all Hovering rules properly. Used for debugging/tools for now.
ImS8 HoveredColumnBorder; // Index of column whose right-border is being hovered (for resizing).
ImS8 ResizedColumn; // Index of column being resized. Reset by InstanceNo==0.
ImS8 HeadHeaderColumn; // Index of column header being held.
ImS8 LastResizedColumn;
ImS8 LastResizedColumn; // Index of column being resized from previous frame.
ImS8 HeldHeaderColumn; // Index of column header being held.
ImS8 ReorderColumn; // Index of column being reordered. (not cleared)
ImS8 ReorderColumnDir; // -1 or +1
ImS8 RightMostActiveColumn; // Index of right-most non-hidden column.
@ -1945,11 +1945,11 @@ struct ImGuiTable
ImS8 FreezeColumnsRequest; // Requested frozen columns count
ImS8 FreezeColumnsCount; // Actual frozen columns count (== FreezeColumnsRequest, or == 0 when no scrolling offset)
bool IsLayoutLocked; // Set by TableUpdateLayout() which is called when beginning the first row.
bool IsInsideRow; // Set if inside TableBeginRow()/TableEndRow().
bool IsFirstFrame;
bool IsInsideRow; // Set when inside TableBeginRow()/TableEndRow().
bool IsInitializing;
bool IsSortSpecsDirty;
bool IsUsingHeaders; // Set if the first row had the ImGuiTableRowFlags_Headers flag.
bool IsContextPopupOpen;
bool IsUsingHeaders; // Set when the first row had the ImGuiTableRowFlags_Headers flag.
bool IsContextPopupOpen; // Set when default context menu is open (also see: ContextPopupColumn, InstanceInteracted).
bool IsSettingsRequestLoad;
bool IsSettingsLoaded;
bool IsSettingsDirty; // Set when table settings have changed and needs to be reported into ImGuiTableSetttings data.

28
imgui_tables.cpp
View File

@ -61,6 +61,7 @@
// [SECTION] Widgets: BeginTable, EndTable, etc.
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// Typical call flow: (root level is public API):
// - BeginTable() user begin into a table
// - BeginChild() - (if ScrollX/ScrollY is set)
@ -81,6 +82,7 @@
// - TableSetColumnWidth() - apply resizing width
// - TableUpdateColumnsWeightFromWidth()
// - EndChild() - (if ScrollX/ScrollY is set)
//-----------------------------------------------------------------------------
// Configuration
static const float TABLE_RESIZE_SEPARATOR_HALF_THICKNESS = 4.0f; // Extend outside inner borders.
@ -190,12 +192,12 @@ bool ImGui::BeginTableEx(const char* name, ImGuiID id, int columns_count, ImG
// Initialize
table->ID = id;
table->Flags = flags;
table->IsFirstFrame = (table->LastFrameActive == -1);
table->InstanceNo = (ImS16)instance_no;
table->LastFrameActive = g.FrameCount;
table->OuterWindow = table->InnerWindow = outer_window;
table->ColumnsCount = columns_count;
table->ColumnsNames.Buf.resize(0);
table->IsInitializing = false;
table->IsLayoutLocked = false;
table->InnerWidth = inner_width;
table->OuterRect = outer_rect;
@ -256,11 +258,9 @@ bool ImGui::BeginTableEx(const char* name, ImGuiID id, int columns_count, ImG
table->FreezeColumnsCount = (inner_window->Scroll.x != 0.0f) ? table->FreezeColumnsRequest : 0;
table->IsFreezeRowsPassed = (table->FreezeRowsCount == 0);
table->DeclColumnsCount = 0;
table->LastResizedColumn = table->ResizedColumn;
table->HoveredColumnBody = -1;
table->HoveredColumnBorder = -1;
table->RightMostActiveColumn = -1;
table->IsFirstFrame = false;
// FIXME-TABLE FIXME-STYLE: Using opaque colors facilitate overlapping elements of the grid
//table->BorderOuterColor = GetColorU32(ImGuiCol_Separator, 1.00f);
@ -289,8 +289,7 @@ bool ImGui::BeginTableEx(const char* name, ImGuiID id, int columns_count, ImG
// Setup default columns state
if (table->Columns.Size == 0)
{
table->IsFirstFrame = true;
table->IsSortSpecsDirty = true;
table->IsInitializing = table->IsSettingsRequestLoad = table->IsSortSpecsDirty = true;
table->Columns.reserve(columns_count);
table->DisplayOrder.reserve(columns_count);
for (int n = 0; n < columns_count; n++)
@ -303,7 +302,7 @@ bool ImGui::BeginTableEx(const char* name, ImGuiID id, int columns_count, ImG
}
// Load settings
if (table->IsFirstFrame || table->IsSettingsRequestLoad)
if (table->IsSettingsRequestLoad)
TableLoadSettings(table);
// Grab a copy of window fields we will modify
@ -332,6 +331,7 @@ void ImGui::TableBeginUpdateColumns(ImGuiTable* table)
{
if (table->ResizedColumn != -1 && table->ResizedColumnNextWidth != FLT_MAX)
TableSetColumnWidth(table, &table->Columns[table->ResizedColumn], table->ResizedColumnNextWidth);
table->LastResizedColumn = table->ResizedColumn;
table->ResizedColumnNextWidth = FLT_MAX;
table->ResizedColumn = -1;
}
@ -340,9 +340,9 @@ void ImGui::TableBeginUpdateColumns(ImGuiTable* table)
// Note: we don't clear ReorderColumn after handling the request.
if (table->InstanceNo == 0)
{
if (table->HeadHeaderColumn == -1 && table->ReorderColumn != -1)
if (table->HeldHeaderColumn == -1 && table->ReorderColumn != -1)
table->ReorderColumn = -1;
table->HeadHeaderColumn = -1;
table->HeldHeaderColumn = -1;
if (table->ReorderColumn != -1 && table->ReorderColumnDir != 0)
{
IM_ASSERT(table->ReorderColumnDir == -1 || table->ReorderColumnDir == +1);
@ -554,10 +554,10 @@ void ImGui::TableUpdateLayout(ImGuiTable* table)
width_request = ImMax(width_request, (float)column->ContentWidthHeadersDesired);
column->WidthRequested = ImMax(width_request + padding_auto_x, min_column_width);
// FIXME-TABLE: Increase minimum size during init frame so avoid biasing auto-fitting widgets (e.g. TextWrapped) too much.
// 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.
if (column->AutoFitQueue > 0x01 && table->IsFirstFrame)
if (column->AutoFitQueue > 0x01 && table->IsInitializing)
column->WidthRequested = ImMax(column->WidthRequested, min_column_width * 4.0f);
}
width_fixed += column->WidthRequested;
@ -929,7 +929,7 @@ void ImGui::EndTable()
{
inner_window->Scroll.x = 0.0f;
}
else if (table->LastResizedColumn != -1 && table->ResizedColumn == -1 && inner_window->ScrollbarX)
else if (table->LastResizedColumn != -1 && table->ResizedColumn == -1 && inner_window->ScrollbarX && table->InstanceInteracted == table->InstanceNo)
{
ImGuiTableColumn* column = &table->Columns[table->LastResizedColumn];
if (column->MaxX < table->InnerClipRect.Min.x)
@ -1333,7 +1333,7 @@ void ImGui::TableSetupColumn(const char* label, ImGuiTableColumnFlags flags,
flags = column->Flags;
// Initialize defaults
if (table->IsFirstFrame && !table->IsSettingsLoaded)
if (table->IsInitializing && !table->IsSettingsLoaded)
{
// Init width or weight
// Disable auto-fit if a default fixed width has been specified
@ -1913,7 +1913,7 @@ void ImGui::TableHeader(const char* label)
const bool pressed = Selectable("", selected, ImGuiSelectableFlags_DrawHoveredWhenHeld, ImVec2(0.0f, row_height));
const bool held = IsItemActive();
if (held)
table->HeadHeaderColumn = (ImS8)column_n;
table->HeldHeaderColumn = (ImS8)column_n;
window->DC.CursorPos.y -= g.Style.ItemSpacing.y * 0.5f;
// Drag and drop: re-order columns. Frozen columns are not reorderable.
@ -2123,7 +2123,7 @@ void ImGui::TableSortSpecsSanitize(ImGuiTable* table)
}
// Fallback default sort order (if no column has the ImGuiTableColumnFlags_DefaultSort flag)
if (sort_order_count == 0 && table->IsFirstFrame)
if (sort_order_count == 0 && table->IsInitializing)
for (int column_n = 0; column_n < table->ColumnsCount; column_n++)
{
ImGuiTableColumn* column = &table->Columns[column_n];