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Tables: Restore width/weight saving/loading code. Non-weighted width currently not font/DPI change friendly.

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This commit is contained in:
omar 2020-05-22 18:00:23 +02:00 committed by ocornut
parent af52a0cea2
commit 6bc0bbccf3
2 changed files with 28 additions and 14 deletions
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6
imgui_internal.h
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@ -2050,7 +2050,8 @@ struct ImGuiTableColumnSettings
ImS8 DisplayOrder;
ImS8 SortOrder;
ImU8 SortDirection : 2;
ImU8 Visible : 1;
ImU8 IsVisible : 1;
ImU8 IsWeighted : 1;
ImGuiTableColumnSettings()
{
@ -2059,7 +2060,8 @@ struct ImGuiTableColumnSettings
Index = -1;
DisplayOrder = SortOrder = -1;
SortDirection = ImGuiSortDirection_None;
Visible = 1;
IsVisible = 1;
IsWeighted = 0;
}
};

36
imgui_tables.cpp
View File

@ -73,7 +73,7 @@
// | TableSortSpecsClickColumn() - when clicked: alter sort order and sort direction
// - TableGetSortSpecs() user queries updated sort specs (optional, generally after submitting headers)
// - TableNextRow() / TableNextCell() user begin into the first row, also automatically called by TableAutoHeaders()
// | TableUpdateLayout() - called by the FIRST call to TableNextRow()! lock all widths and columns positions.
// | TableUpdateLayout() - lock all widths and columns positions! called by the FIRST call to TableNextRow()!
// | - TableUpdateDrawChannels() - setup ImDrawList channels
// | - TableUpdateBorders() - detect hovering columns for resize, ahead of contents submission
// | - TableDrawContextMenu() - draw right-click context menu
@ -2395,20 +2395,21 @@ void ImGui::TableSaveSettings(ImGuiTable* table)
settings->SaveFlags = ImGuiTableFlags_Resizable;
for (int n = 0; n < table->ColumnsCount; n++, column++, column_settings++)
{
//column_settings->WidthOrWeight = column->WidthRequested; // FIXME-TABLE: Missing
column_settings->WidthOrWeight = (column->Flags & ImGuiTableColumnFlags_WidthStretch) ? column->WidthStretchWeight : column->WidthRequest;
column_settings->Index = (ImS8)n;
column_settings->DisplayOrder = column->DisplayOrder;
column_settings->SortOrder = column->SortOrder;
column_settings->SortDirection = column->SortDirection;
column_settings->Visible = column->IsVisible;
column_settings->IsVisible = column->IsVisible;
column_settings->IsWeighted = (column->Flags & ImGuiTableColumnFlags_WidthStretch) ? 1 : 0;
// We skip saving some data in the .ini file when they are unnecessary to restore our state
// FIXME-TABLE: We don't have logic to easily compare SortOrder to DefaultSortOrder yet so it's always saved when present.
if (column->DisplayOrder != n)
settings->SaveFlags |= ImGuiTableFlags_Reorderable;
if (column_settings->SortOrder != -1)
if (column->SortOrder != -1)
settings->SaveFlags |= ImGuiTableFlags_Sortable;
if (column_settings->Visible != ((column->Flags & ImGuiTableColumnFlags_DefaultHide) == 0))
if (column->IsVisible != ((column->Flags & ImGuiTableColumnFlags_DefaultHide) == 0))
settings->SaveFlags |= ImGuiTableFlags_Hideable;
}
settings->SaveFlags &= table->Flags;
@ -2446,13 +2447,21 @@ void ImGui::TableLoadSettings(ImGuiTable* table)
int column_n = column_settings->Index;
if (column_n < 0 || column_n >= table->ColumnsCount)
continue;
ImGuiTableColumn* column = &table->Columns[column_n];
//column->WidthRequested = column_settings->WidthOrWeight; // FIXME-WIP
if (settings->SaveFlags & ImGuiTableFlags_Resizable)
{
if (column_settings->IsWeighted)
column->WidthStretchWeight = column_settings->WidthOrWeight;
else
column->WidthRequest = column_settings->WidthOrWeight;
column->AutoFitQueue = 0x00;
}
if (settings->SaveFlags & ImGuiTableFlags_Reorderable)
column->DisplayOrder = column_settings->DisplayOrder;
else
column->DisplayOrder = (ImS8)column_n;
column->IsVisible = column->IsVisibleNextFrame = column_settings->Visible;
column->IsVisible = column->IsVisibleNextFrame = column_settings->IsVisible;
column->SortOrder = column_settings->SortOrder;
column->SortDirection = column_settings->SortDirection;
}
@ -2505,6 +2514,7 @@ static void TableSettingsHandler_ReadLine(ImGuiContext*, ImGuiSettingsHandler*,
{
// "Column 0 UserID=0x42AD2D21 Width=100 Visible=1 Order=0 Sort=0v"
ImGuiTableSettings* settings = (ImGuiTableSettings*)entry;
float f = 0.0f;
int column_n = 0, r = 0, n = 0;
if (sscanf(line, "Column %d%n", &column_n, &r) == 1)
@ -2516,8 +2526,9 @@ static void TableSettingsHandler_ReadLine(ImGuiContext*, ImGuiSettingsHandler*,
ImGuiTableColumnSettings* column = settings->GetColumnSettings() + column_n;
column->Index = (ImS8)column_n;
if (sscanf(line, "UserID=0x%08X%n", (ImU32*)&n, &r)==1) { line = ImStrSkipBlank(line + r); column->UserID = (ImGuiID)n; }
if (sscanf(line, "Width=%d%n", &n, &r) == 1) { line = ImStrSkipBlank(line + r); /* .. */ settings->SaveFlags |= ImGuiTableFlags_Resizable; }
if (sscanf(line, "Visible=%d%n", &n, &r) == 1) { line = ImStrSkipBlank(line + r); column->Visible = (ImU8)n; settings->SaveFlags |= ImGuiTableFlags_Hideable; }
if (sscanf(line, "Width=%d%n", &n, &r) == 1) { line = ImStrSkipBlank(line + r); column->WidthOrWeight = (float)n; column->IsWeighted = 0; settings->SaveFlags |= ImGuiTableFlags_Resizable; }
if (sscanf(line, "Weight=%f%n", &f, &r) == 1) { line = ImStrSkipBlank(line + r); column->WidthOrWeight = f; column->IsWeighted = 1; settings->SaveFlags |= ImGuiTableFlags_Resizable; }
if (sscanf(line, "Visible=%d%n", &n, &r) == 1) { line = ImStrSkipBlank(line + r); column->IsVisible = (ImU8)n; settings->SaveFlags |= ImGuiTableFlags_Hideable; }
if (sscanf(line, "Order=%d%n", &n, &r) == 1) { line = ImStrSkipBlank(line + r); column->DisplayOrder = (ImS8)n; settings->SaveFlags |= ImGuiTableFlags_Reorderable; }
if (sscanf(line, "Sort=%d%c%n", &n, &c, &r) == 2) { line = ImStrSkipBlank(line + r); column->SortOrder = (ImS8)n; column->SortDirection = (c == '^') ? ImGuiSortDirection_Descending : ImGuiSortDirection_Ascending; settings->SaveFlags |= ImGuiTableFlags_Sortable; }
}
@ -2548,8 +2559,9 @@ static void TableSettingsHandler_WriteAll(ImGuiContext* ctx, ImGuiSettingsHandle
// "Column 0 UserID=0x42AD2D21 Width=100 Visible=1 Order=0 Sort=0v"
buf->appendf("Column %-2d", column_n);
if (column->UserID != 0) buf->appendf(" UserID=%08X", column->UserID);
if (save_size) buf->appendf(" Width=%d", 0);// (int)settings_column->WidthOrWeight); // FIXME-TABLE
if (save_visible) buf->appendf(" Visible=%d", column->Visible);
if (save_size && column->IsWeighted) buf->appendf(" Weight=%.4f", column->WidthOrWeight);
if (save_size && !column->IsWeighted) buf->appendf(" Width=%d", (int)column->WidthOrWeight);
if (save_visible) buf->appendf(" Visible=%d", column->IsVisible);
if (save_order) buf->appendf(" Order=%d", column->DisplayOrder);
if (save_sort && column->SortOrder != -1) buf->appendf(" Sort=%d%c", column->SortOrder, (column->SortDirection == ImGuiSortDirection_Ascending) ? 'v' : '^');
buf->append("\n");
@ -2631,7 +2643,7 @@ void ImGui::DebugNodeTableSettings(ImGuiTableSettings* settings)
BulletText("Column %d Order %d SortOrder %d %s Visible %d UserID 0x%08X WidthOrWeight %.3f",
n, column_settings->DisplayOrder, column_settings->SortOrder,
(sort_dir == ImGuiSortDirection_Ascending) ? "Asc" : (sort_dir == ImGuiSortDirection_Descending) ? "Des" : "---",
column_settings->Visible, column_settings->UserID, column_settings->WidthOrWeight);
column_settings->IsVisible, column_settings->UserID, column_settings->WidthOrWeight);
}
TreePop();
}