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Tables: added Angled headers support. Added ImGuiTableColumnFlags_AngledHeader, ImGui::TableHeadersAngledRow(), style.TableAngledHeadersAngle. (#2957)

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This commit is contained in:
ocornut
2023-10-12 17:01:42 +02:00
parent 9f851ebfe4
commit 32228d8add
7 changed files with 250 additions and 28 deletions
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79
imgui_demo.cpp
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@ -3949,6 +3949,7 @@ static void EditTableColumnsFlags(ImGuiTableColumnFlags* p_flags)
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");
ImGui::CheckboxFlags("_AngledHeader", p_flags, ImGuiTableColumnFlags_AngledHeader);
}
static void ShowTableColumnsStatusFlags(ImGuiTableColumnFlags flags)
@ -4695,8 +4696,14 @@ static void ShowDemoWindowTables()
ImVec2 outer_size = ImVec2(0.0f, TEXT_BASE_HEIGHT * 9);
if (ImGui::BeginTable("table_columns_flags", column_count, flags, outer_size))
{
bool has_angled_header = false;
for (int column = 0; column < column_count; column++)
{
has_angled_header |= (column_flags[column] & ImGuiTableColumnFlags_AngledHeader) != 0;
ImGui::TableSetupColumn(column_names[column], column_flags[column]);
}
if (has_angled_header)
ImGui::TableAngledHeadersRow();
ImGui::TableHeadersRow();
for (int column = 0; column < column_count; column++)
column_flags_out[column] = ImGui::TableGetColumnFlags(column);
@ -5182,6 +5189,56 @@ static void ShowDemoWindowTables()
ImGui::TreePop();
}
// Demonstrate using ImGuiTableColumnFlags_AngledHeader flag to create angled headers
if (open_action != -1)
ImGui::SetNextItemOpen(open_action != 0);
IMGUI_DEMO_MARKER("Tables/Angled headers");
if (ImGui::TreeNode("Angled headers"))
{
const char* column_names[] = { "Track", "cabasa", "ride", "smash", "tom-hi", "tom-mid", "tom-low", "hihat-o", "hihat-c", "snare-s", "snare-c", "clap", "rim", "kick" };
const int columns_count = IM_ARRAYSIZE(column_names);
const int rows_count = 12;
static ImGuiTableFlags table_flags = ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_ScrollX | ImGuiTableFlags_ScrollY | ImGuiTableFlags_BordersOuter | ImGuiTableFlags_BordersInnerH | ImGuiTableFlags_Hideable | ImGuiTableFlags_Resizable | ImGuiTableFlags_Reorderable | ImGuiTableFlags_HighlightHoveredColumn;
static bool bools[columns_count * rows_count] = {}; // Dummy storage selection storage
static int frozen_rows = 2;
ImGui::CheckboxFlags("_ScrollX", &table_flags, ImGuiTableFlags_ScrollX);
ImGui::CheckboxFlags("_ScrollY", &table_flags, ImGuiTableFlags_ScrollY);
ImGui::CheckboxFlags("_NoBordersInBody", &table_flags, ImGuiTableFlags_NoBordersInBody);
ImGui::CheckboxFlags("_HighlightHoveredColumn", &table_flags, ImGuiTableFlags_HighlightHoveredColumn);
ImGui::SetNextItemWidth(ImGui::GetFontSize() * 8);
ImGui::SliderInt("Frozen rows", &frozen_rows, 0, 2);
if (ImGui::BeginTable("table_angled_headers", columns_count, table_flags, ImVec2(0.0f, TEXT_BASE_HEIGHT * 12)))
{
ImGui::TableSetupColumn(column_names[0], ImGuiTableColumnFlags_NoHide | ImGuiTableColumnFlags_NoReorder);
for (int n = 1; n < columns_count; n++)
ImGui::TableSetupColumn(column_names[n], ImGuiTableColumnFlags_AngledHeader | ImGuiTableColumnFlags_WidthFixed);
ImGui::TableSetupScrollFreeze(0, frozen_rows);
ImGui::TableAngledHeadersRow(); // Draw angled headers for all columns with the ImGuiTableColumnFlags_AngledHeader flag.
ImGui::TableHeadersRow(); // Draw remaining headers and allow access to context-menu and other functions.
for (int row = 0; row < rows_count; row++)
{
ImGui::PushID(row);
ImGui::TableNextRow();
ImGui::TableSetColumnIndex(0);
ImGui::AlignTextToFramePadding();
ImGui::Text("Track %d", row);
for (int column = 1; column < columns_count; column++)
if (ImGui::TableSetColumnIndex(column))
{
ImGui::PushID(column);
ImGui::Checkbox("", &bools[row * columns_count + column]);
ImGui::PopID();
}
ImGui::PopID();
}
ImGui::EndTable();
}
ImGui::TreePop();
}
// Demonstrate creating custom context menus inside columns, while playing it nice with context menus provided by TableHeadersRow()/TableHeader()
if (open_action != -1)
ImGui::SetNextItemOpen(open_action != 0);
@ -5428,6 +5485,7 @@ static void ShowDemoWindowTables()
| ImGuiTableFlags_RowBg | ImGuiTableFlags_Borders | ImGuiTableFlags_NoBordersInBody
| ImGuiTableFlags_ScrollX | ImGuiTableFlags_ScrollY
| ImGuiTableFlags_SizingFixedFit;
static ImGuiTableColumnFlags columns_base_flags = ImGuiTableColumnFlags_None;
enum ContentsType { CT_Text, CT_Button, CT_SmallButton, CT_FillButton, CT_Selectable, CT_SelectableSpanRow };
static int contents_type = CT_SelectableSpanRow;
@ -5525,6 +5583,8 @@ static void ShowDemoWindowTables()
{
ImGui::Checkbox("show_headers", &show_headers);
ImGui::CheckboxFlags("ImGuiTableFlags_HighlightHoveredColumn", &flags, ImGuiTableFlags_HighlightHoveredColumn);
ImGui::CheckboxFlags("ImGuiTableColumnFlags_AngledHeader", &columns_base_flags, ImGuiTableColumnFlags_AngledHeader);
ImGui::SameLine(); HelpMarker("Enable AngledHeader on all columns. Best enabled on selected narrow columns (see \"Angled headers\" section of the demo).");
ImGui::TreePop();
}
@ -5590,12 +5650,12 @@ static void ShowDemoWindowTables()
// Declare columns
// We use the "user_id" parameter of TableSetupColumn() to specify a user id that will be stored in the sort specifications.
// This is so our sort function can identify a column given our own identifier. We could also identify them based on their index!
ImGui::TableSetupColumn("ID", ImGuiTableColumnFlags_DefaultSort | ImGuiTableColumnFlags_WidthFixed | ImGuiTableColumnFlags_NoHide, 0.0f, MyItemColumnID_ID);
ImGui::TableSetupColumn("Name", ImGuiTableColumnFlags_WidthFixed, 0.0f, MyItemColumnID_Name);
ImGui::TableSetupColumn("Action", ImGuiTableColumnFlags_NoSort | ImGuiTableColumnFlags_WidthFixed, 0.0f, MyItemColumnID_Action);
ImGui::TableSetupColumn("Quantity", ImGuiTableColumnFlags_PreferSortDescending, 0.0f, MyItemColumnID_Quantity);
ImGui::TableSetupColumn("Description", (flags & ImGuiTableFlags_NoHostExtendX) ? 0 : ImGuiTableColumnFlags_WidthStretch, 0.0f, MyItemColumnID_Description);
ImGui::TableSetupColumn("Hidden", ImGuiTableColumnFlags_DefaultHide | ImGuiTableColumnFlags_NoSort);
ImGui::TableSetupColumn("ID", columns_base_flags | ImGuiTableColumnFlags_DefaultSort | ImGuiTableColumnFlags_WidthFixed | ImGuiTableColumnFlags_NoHide, 0.0f, MyItemColumnID_ID);
ImGui::TableSetupColumn("Name", columns_base_flags | ImGuiTableColumnFlags_WidthFixed, 0.0f, MyItemColumnID_Name);
ImGui::TableSetupColumn("Action", columns_base_flags | ImGuiTableColumnFlags_NoSort | ImGuiTableColumnFlags_WidthFixed, 0.0f, MyItemColumnID_Action);
ImGui::TableSetupColumn("Quantity", columns_base_flags | ImGuiTableColumnFlags_PreferSortDescending, 0.0f, MyItemColumnID_Quantity);
ImGui::TableSetupColumn("Description", columns_base_flags | ((flags & ImGuiTableFlags_NoHostExtendX) ? 0 : ImGuiTableColumnFlags_WidthStretch), 0.0f, MyItemColumnID_Description);
ImGui::TableSetupColumn("Hidden", columns_base_flags | ImGuiTableColumnFlags_DefaultHide | ImGuiTableColumnFlags_NoSort);
ImGui::TableSetupScrollFreeze(freeze_cols, freeze_rows);
// Sort our data if sort specs have been changed!
@ -5614,6 +5674,8 @@ static void ShowDemoWindowTables()
const bool sorts_specs_using_quantity = (ImGui::TableGetColumnFlags(3) & ImGuiTableColumnFlags_IsSorted) != 0;
// Show headers
if (show_headers && (columns_base_flags & ImGuiTableColumnFlags_AngledHeader) != 0)
ImGui::TableAngledHeadersRow();
if (show_headers)
ImGui::TableHeadersRow();
@ -6400,7 +6462,6 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
ImGui::SeparatorText("Main");
ImGui::SliderFloat2("WindowPadding", (float*)&style.WindowPadding, 0.0f, 20.0f, "%.0f");
ImGui::SliderFloat2("FramePadding", (float*)&style.FramePadding, 0.0f, 20.0f, "%.0f");
ImGui::SliderFloat2("CellPadding", (float*)&style.CellPadding, 0.0f, 20.0f, "%.0f");
ImGui::SliderFloat2("ItemSpacing", (float*)&style.ItemSpacing, 0.0f, 20.0f, "%.0f");
ImGui::SliderFloat2("ItemInnerSpacing", (float*)&style.ItemInnerSpacing, 0.0f, 20.0f, "%.0f");
ImGui::SliderFloat2("TouchExtraPadding", (float*)&style.TouchExtraPadding, 0.0f, 10.0f, "%.0f");
@ -6425,6 +6486,10 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
ImGui::SliderFloat("GrabRounding", &style.GrabRounding, 0.0f, 12.0f, "%.0f");
ImGui::SliderFloat("TabRounding", &style.TabRounding, 0.0f, 12.0f, "%.0f");
ImGui::SeparatorText("Tables");
ImGui::SliderFloat2("CellPadding", (float*)&style.CellPadding, 0.0f, 20.0f, "%.0f");
ImGui::SliderAngle("TableAngledHeadersAngle", &style.TableAngledHeadersAngle, -50.0f, +50.0f);
ImGui::SeparatorText("Widgets");
ImGui::SliderFloat2("WindowTitleAlign", (float*)&style.WindowTitleAlign, 0.0f, 1.0f, "%.2f");
int window_menu_button_position = style.WindowMenuButtonPosition + 1;