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Tables: exposed status flags via TableGetColumnFlags(), removed TableGetColumnIsSorted()

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Scoped width auto calc.
This commit is contained in:
ocornut
2020-12-03 18:45:15 +01:00
parent 984c4cb5f8
commit b194df413c
4 changed files with 98 additions and 58 deletions
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50
imgui_demo.cpp
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@ -3344,9 +3344,12 @@ static void EditTableColumnsFlags(ImGuiTableColumnFlags* p_flags)
{
ImGui::CheckboxFlags("_DefaultHide", p_flags, ImGuiTableColumnFlags_DefaultHide);
ImGui::CheckboxFlags("_DefaultSort", p_flags, ImGuiTableColumnFlags_DefaultSort);
ImGui::CheckboxFlags("_WidthStretch", p_flags, ImGuiTableColumnFlags_WidthStretch);
ImGui::CheckboxFlags("_WidthFixed", p_flags, ImGuiTableColumnFlags_WidthFixed);
ImGui::CheckboxFlags("_WidthAutoResize", p_flags, ImGuiTableColumnFlags_WidthAutoResize);
if (ImGui::CheckboxFlags("_WidthStretch", p_flags, ImGuiTableColumnFlags_WidthStretch))
*p_flags &= ~(ImGuiTableColumnFlags_WidthMask_ ^ ImGuiTableColumnFlags_WidthStretch);
if (ImGui::CheckboxFlags("_WidthFixed", p_flags, ImGuiTableColumnFlags_WidthFixed))
*p_flags &= ~(ImGuiTableColumnFlags_WidthMask_ ^ ImGuiTableColumnFlags_WidthFixed);
if (ImGui::CheckboxFlags("_WidthAutoResize", p_flags, ImGuiTableColumnFlags_WidthAutoResize))
*p_flags &= ~(ImGuiTableColumnFlags_WidthMask_ ^ ImGuiTableColumnFlags_WidthAutoResize);
ImGui::CheckboxFlags("_NoResize", p_flags, ImGuiTableColumnFlags_NoResize);
ImGui::CheckboxFlags("_NoReorder", p_flags, ImGuiTableColumnFlags_NoReorder);
ImGui::CheckboxFlags("_NoHide", p_flags, ImGuiTableColumnFlags_NoHide);
@ -3354,13 +3357,21 @@ static void EditTableColumnsFlags(ImGuiTableColumnFlags* p_flags)
ImGui::CheckboxFlags("_NoSort", p_flags, ImGuiTableColumnFlags_NoSort);
ImGui::CheckboxFlags("_NoSortAscending", p_flags, ImGuiTableColumnFlags_NoSortAscending);
ImGui::CheckboxFlags("_NoSortDescending", p_flags, ImGuiTableColumnFlags_NoSortDescending);
ImGui::CheckboxFlags("_NoSHeaderWidth", p_flags, ImGuiTableColumnFlags_NoHeaderWidth);
ImGui::CheckboxFlags("_NoHeaderWidth", p_flags, ImGuiTableColumnFlags_NoHeaderWidth);
ImGui::CheckboxFlags("_PreferSortAscending", p_flags, ImGuiTableColumnFlags_PreferSortAscending);
ImGui::CheckboxFlags("_PreferSortDescending", p_flags, ImGuiTableColumnFlags_PreferSortDescending);
ImGui::CheckboxFlags("_IndentEnable", p_flags, ImGuiTableColumnFlags_IndentEnable); ImGui::SameLine(); HelpMarker("Default for column 0");
ImGui::CheckboxFlags("_IndentDisable", p_flags, ImGuiTableColumnFlags_IndentDisable); ImGui::SameLine(); HelpMarker("Default for column >0");
}
static void ShowTableColumnsStatusFlags(ImGuiTableColumnFlags flags)
{
ImGui::CheckboxFlags("_IsEnabled", &flags, ImGuiTableColumnFlags_IsEnabled);
ImGui::CheckboxFlags("_IsVisible", &flags, ImGuiTableColumnFlags_IsVisible);
ImGui::CheckboxFlags("_IsSorted", &flags, ImGuiTableColumnFlags_IsSorted);
ImGui::CheckboxFlags("_IsHovered", &flags, ImGuiTableColumnFlags_IsHovered);
}
static void ShowDemoWindowTables()
{
//ImGui::SetNextItemOpen(true, ImGuiCond_Once);
@ -3871,9 +3882,12 @@ static void ShowDemoWindowTables()
ImGui::TableNextRow();
for (int column = 0; column < 7; column++)
{
// Both TableNextColumn() and TableSetColumnIndex() return false when a column is not visible.
// Because here we know that A) all our columns are contributing the same to row height and B) column 0 is always visible,
// we only always submit this one column.
// Both TableNextColumn() and TableSetColumnIndex() return true when a column is visible or performing width measurement.
// Because here we know that:
// - A) all our columns are contributing the same to row height
// - B) column 0 is always visible,
// We only always submit this one column and can skip others.
// More advanced per-column clipping behaviors may benefit from polling the status flags via TableGetColumnFlags().
if (!ImGui::TableSetColumnIndex(column) && column > 0)
continue;
if (column == 0)
@ -3895,6 +3909,7 @@ static void ShowDemoWindowTables()
const int column_count = 3;
const char* column_names[column_count] = { "One", "Two", "Three" };
static ImGuiTableColumnFlags column_flags[column_count] = { ImGuiTableColumnFlags_DefaultSort, ImGuiTableColumnFlags_None, ImGuiTableColumnFlags_DefaultHide };
static ImGuiTableColumnFlags column_flags_out[column_count] = { 0, 0, 0 }; // Output from TableGetColumnFlags()
if (ImGui::BeginTable("##flags", column_count, ImGuiTableFlags_None))
{
@ -3904,8 +3919,13 @@ static void ShowDemoWindowTables()
ImGui::TableNextColumn();
ImGui::PushID(column);
ImGui::AlignTextToFramePadding(); // FIXME-TABLE: Workaround for wrong text baseline propagation
ImGui::Text("Flags for '%s'", column_names[column]);
ImGui::Text("'%s'", column_names[column]);
ImGui::Spacing();
ImGui::Text("Input flags:");
EditTableColumnsFlags(&column_flags[column]);
ImGui::Spacing();
ImGui::Text("Output flags:");
ShowTableColumnsStatusFlags(column_flags_out[column]);
ImGui::PopID();
}
PopStyleCompact();
@ -3913,12 +3933,20 @@ static void ShowDemoWindowTables()
}
// Create the real table we care about for the example!
const ImGuiTableFlags flags = ImGuiTableFlags_ColumnsWidthFixed | ImGuiTableFlags_RowBg | ImGuiTableFlags_BordersOuter | ImGuiTableFlags_BordersV | ImGuiTableFlags_Resizable | ImGuiTableFlags_Reorderable | ImGuiTableFlags_Hideable | ImGuiTableFlags_Sortable;
if (ImGui::BeginTable("##table", column_count, flags))
// We use a scrolling table to be able to showcase the difference between the _IsEnabled and _IsVisible flags above, otherwise in
// a non-scrolling table columns are always visible (unless using ImGuiTableFlags_NoKeepColumnsVisible + resizing the parent window down)
const ImGuiTableFlags flags
= ImGuiTableFlags_ColumnsWidthFixed | ImGuiTableFlags_ScrollX | ImGuiTableFlags_ScrollY
| ImGuiTableFlags_RowBg | ImGuiTableFlags_BordersOuter | ImGuiTableFlags_BordersV
| ImGuiTableFlags_Resizable | ImGuiTableFlags_Reorderable | ImGuiTableFlags_Hideable | ImGuiTableFlags_Sortable;
ImVec2 size = ImVec2(0, TEXT_BASE_HEIGHT * 9);
if (ImGui::BeginTable("##table", column_count, flags, size))
{
for (int column = 0; column < column_count; column++)
ImGui::TableSetupColumn(column_names[column], column_flags[column]);
ImGui::TableHeadersRow();
for (int column = 0; column < column_count; column++)
column_flags_out[column] = ImGui::TableGetColumnFlags(column);
float indent_step = (float)((int)TEXT_BASE_WIDTH / 2);
for (int row = 0; row < 8; row++)
{
@ -4747,7 +4775,7 @@ static void ShowDemoWindowTables()
// Take note of whether we are currently sorting based on the Quantity field,
// we will use this to trigger sorting when we know the data of this column has been modified.
const bool sorts_specs_using_quantity = ImGui::TableGetColumnIsSorted(3);
const bool sorts_specs_using_quantity = (ImGui::TableGetColumnFlags(3) & ImGuiTableColumnFlags_IsSorted) != 0;
// Show headers
if (show_headers)