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Demo: tweak demo for ImGuiTreeNodeFlags_LabelSpanAllColumns. (#8318, #3565)

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ocornut 2025-01-13 19:18:05 +01:00
parent 290e402a02
commit c5f60942bd
1 changed files with 22 additions and 14 deletions
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36
imgui_demo.cpp
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@ -6357,17 +6357,17 @@ static void ShowDemoWindowTables()
IMGUI_DEMO_MARKER("Tables/Tree view"); IMGUI_DEMO_MARKER("Tables/Tree view");
if (ImGui::TreeNode("Tree view")) if (ImGui::TreeNode("Tree view"))
{ {
static ImGuiTableFlags flags = ImGuiTableFlags_BordersV | ImGuiTableFlags_BordersOuterH | ImGuiTableFlags_Resizable | ImGuiTableFlags_RowBg | ImGuiTableFlags_NoBordersInBody; static ImGuiTableFlags table_flags = ImGuiTableFlags_BordersV | ImGuiTableFlags_BordersOuterH | ImGuiTableFlags_Resizable | ImGuiTableFlags_RowBg | ImGuiTableFlags_NoBordersInBody;
static ImGuiTreeNodeFlags tree_node_flags = ImGuiTreeNodeFlags_SpanAllColumns; static ImGuiTreeNodeFlags tree_node_flags_base = ImGuiTreeNodeFlags_SpanAllColumns;
ImGui::CheckboxFlags("ImGuiTreeNodeFlags_SpanFullWidth", &tree_node_flags, ImGuiTreeNodeFlags_SpanFullWidth); ImGui::CheckboxFlags("ImGuiTreeNodeFlags_SpanFullWidth", &tree_node_flags_base, ImGuiTreeNodeFlags_SpanFullWidth);
ImGui::CheckboxFlags("ImGuiTreeNodeFlags_SpanTextWidth", &tree_node_flags, ImGuiTreeNodeFlags_SpanTextWidth); ImGui::CheckboxFlags("ImGuiTreeNodeFlags_SpanTextWidth", &tree_node_flags_base, ImGuiTreeNodeFlags_SpanTextWidth);
ImGui::CheckboxFlags("ImGuiTreeNodeFlags_SpanAllColumns", &tree_node_flags, ImGuiTreeNodeFlags_SpanAllColumns); ImGui::CheckboxFlags("ImGuiTreeNodeFlags_SpanAllColumns", &tree_node_flags_base, ImGuiTreeNodeFlags_SpanAllColumns);
ImGui::CheckboxFlags("ImGuiTreeNodeFlags_LabelSpanAllColumns", &tree_node_flags, ImGuiTreeNodeFlags_LabelSpanAllColumns); ImGui::CheckboxFlags("ImGuiTreeNodeFlags_LabelSpanAllColumns", &tree_node_flags_base, ImGuiTreeNodeFlags_LabelSpanAllColumns);
ImGui::SameLine(); HelpMarker("Useful if you know that you aren't displaying contents in other columns"); ImGui::SameLine(); HelpMarker("Useful if you know that you aren't displaying contents in other columns");
HelpMarker("See \"Columns flags\" section to configure how indentation is applied to individual columns."); HelpMarker("See \"Columns flags\" section to configure how indentation is applied to individual columns.");
if (ImGui::BeginTable("3ways", 3, flags)) if (ImGui::BeginTable("3ways", 3, table_flags))
{ {
// The first column will use the default _WidthStretch when ScrollX is Off and _WidthFixed when ScrollX is On // The first column will use the default _WidthStretch when ScrollX is Off and _WidthFixed when ScrollX is On
ImGui::TableSetupColumn("Name", ImGuiTableColumnFlags_NoHide); ImGui::TableSetupColumn("Name", ImGuiTableColumnFlags_NoHide);
@ -6388,13 +6388,21 @@ static void ShowDemoWindowTables()
ImGui::TableNextRow(); ImGui::TableNextRow();
ImGui::TableNextColumn(); ImGui::TableNextColumn();
const bool is_folder = (node->ChildCount > 0); const bool is_folder = (node->ChildCount > 0);
ImGuiTreeNodeFlags node_flags = tree_node_flags_base;
if (node != &all_nodes[0])
node_flags &= ~ImGuiTreeNodeFlags_LabelSpanAllColumns; // Only demonstrate this on the root node.
if (is_folder) if (is_folder)
{ {
bool open = ImGui::TreeNodeEx(node->Name, tree_node_flags); bool open = ImGui::TreeNodeEx(node->Name, node_flags);
ImGui::TableNextColumn(); if ((node_flags & ImGuiTreeNodeFlags_LabelSpanAllColumns) == 0)
ImGui::TextDisabled("--"); {
ImGui::TableNextColumn(); ImGui::TableNextColumn();
ImGui::TextUnformatted(node->Type); ImGui::TextDisabled("--");
ImGui::TableNextColumn();
ImGui::TextUnformatted(node->Type);
}
if (open) if (open)
{ {
for (int child_n = 0; child_n < node->ChildCount; child_n++) for (int child_n = 0; child_n < node->ChildCount; child_n++)
@ -6404,7 +6412,7 @@ static void ShowDemoWindowTables()
} }
else else
{ {
ImGui::TreeNodeEx(node->Name, tree_node_flags | ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_Bullet | ImGuiTreeNodeFlags_NoTreePushOnOpen); ImGui::TreeNodeEx(node->Name, node_flags | ImGuiTreeNodeFlags_Leaf | ImGuiTreeNodeFlags_Bullet | ImGuiTreeNodeFlags_NoTreePushOnOpen);
ImGui::TableNextColumn(); ImGui::TableNextColumn();
ImGui::Text("%d", node->Size); ImGui::Text("%d", node->Size);
ImGui::TableNextColumn(); ImGui::TableNextColumn();
@ -6414,7 +6422,7 @@ static void ShowDemoWindowTables()
}; };
static const MyTreeNode nodes[] = static const MyTreeNode nodes[] =
{ {
{ "Root", "Folder", -1, 1, 3 }, // 0 { "Root with Long Name", "Folder", -1, 1, 3 }, // 0
{ "Music", "Folder", -1, 4, 2 }, // 1 { "Music", "Folder", -1, 4, 2 }, // 1
{ "Textures", "Folder", -1, 6, 3 }, // 2 { "Textures", "Folder", -1, 6, 3 }, // 2
{ "desktop.ini", "System file", 1024, -1,-1 }, // 3 { "desktop.ini", "System file", 1024, -1,-1 }, // 3