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Demo: some TreeNode layout examples (#414, #282)

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ocornut
2015-11-29 21:02:15 +00:00
parent 4006fb77bc
commit a500c0daf7
1 changed files with 14 additions and 3 deletions
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17
imgui_demo.cpp
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@@ -91,7 +91,7 @@ void ImGui::ShowUserGuide()
}
// Demonstrate most ImGui features (big function!)
void ImGui::ShowTestWindow(bool* opened)
void ImGui::ShowTestWindow(bool* p_opened)
{
// Examples apps
static bool show_app_metrics = false;
@@ -145,7 +145,7 @@ void ImGui::ShowTestWindow(bool* opened)
if (no_scrollbar) window_flags |= ImGuiWindowFlags_NoScrollbar;
if (no_collapse) window_flags |= ImGuiWindowFlags_NoCollapse;
if (!no_menu) window_flags |= ImGuiWindowFlags_MenuBar;
if (!ImGui::Begin("ImGui Demo", opened, ImVec2(550,680), bg_alpha, window_flags))
if (!ImGui::Begin("ImGui Demo", p_opened, ImVec2(550,680), bg_alpha, window_flags))
{
// Early out if the window is collapsed, as an optimization.
ImGui::End();
@@ -779,7 +779,7 @@ void ImGui::ShowTestWindow(bool* opened)
ImGui::TreePop();
}
if (ImGui::TreeNode("Widgets Alignment"))
if (ImGui::TreeNode("Widgets Width"))
{
static float f = 0.0f;
ImGui::Text("PushItemWidth(100)");
@@ -950,6 +950,17 @@ void ImGui::ShowTestWindow(bool* opened)
ImGui::Text("Widget"); ImGui::SameLine();
ImGui::SmallButton("Widget");
// Tree
const float spacing = ImGui::GetStyle().ItemInnerSpacing.x;
ImGui::Button("Button##1");
ImGui::SameLine(0.0f, spacing);
if (ImGui::TreeNode("Node##1")) { for (int i = 0; i < 6; i++) ImGui::BulletText("Item %d..", i); ImGui::TreePop(); } // Dummy tree data
ImGui::AlignFirstTextHeightToWidgets(); // Vertically align text node a bit lower so it'll be vertically centered with upcoming widget. Otherwise you can use SmallButton (smaller fit).
bool tree_opened = ImGui::TreeNode("Node##2"); // Common mistake to avoid: if we want to SameLine after TreeNode we need to do it before we add child content.
ImGui::SameLine(0.0f, spacing); ImGui::Button("Button##2");
if (tree_opened) { for (int i = 0; i < 6; i++) ImGui::BulletText("Item %d..", i); ImGui::TreePop(); } // Dummy tree data
ImGui::TreePop();
}