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Docking: DockSpace() emits ItemSize() properly + dockspace demo (works now since 05a25e5f3)

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features/sdl_renderer3_multiviewports
ocornut ago%!(EXTRA string=5 years)
parent ad8fdc917f
commit 9d20a5f0a5
2 changed files with 23 additions and 12 deletions
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  1. 2
      imgui.cpp
  2. 33
      imgui_demo.cpp

2
imgui.cpp
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@ -14183,6 +14183,7 @@ void ImGui::DockSpace(ImGuiID id, const ImVec2& size_arg, ImGuiDockNodeFlags fla
char title[256];
ImFormatString(title, IM_ARRAYSIZE(title), "%s/DockSpace_%08X", window->Name, id);
// FIXME-DOCK: What is the reason for not simply calling BeginChild()?
if (node->Windows.Size > 0 || node->IsSplitNode())
PushStyleColor(ImGuiCol_ChildBg, IM_COL32(0, 0, 0, 0));
PushStyleVar(ImGuiStyleVar_ChildBorderSize, 0.0f);
@ -14213,6 +14214,7 @@ void ImGui::DockSpace(ImGuiID id, const ImVec2& size_arg, ImGuiDockNodeFlags fla
g.WithinEndChild = true;
End();
ItemSize(size);
g.WithinEndChild = false;
}

33
imgui_demo.cpp
Unescape View File

@ -5303,8 +5303,8 @@ static void ShowExampleAppCustomRendering(bool* p_open)
// DockSpace() is only useful to construct to a central location for your application.
void ShowExampleAppDockSpace(bool* p_open)
{
static bool opt_fullscreen_persistant = true;
bool opt_fullscreen = opt_fullscreen_persistant;
static bool opt_fullscreen = true;
static bool opt_padding = false;
static ImGuiDockNodeFlags dockspace_flags = ImGuiDockNodeFlags_None;
// We are using the ImGuiWindowFlags_NoDocking flag to make the parent window not dockable into,
@ -5321,6 +5321,10 @@ void ShowExampleAppDockSpace(bool* p_open)
window_flags |= ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove;
window_flags |= ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoNavFocus;
}
else
{
dockspace_flags &= ~ImGuiDockNodeFlags_PassthruCentralNode;
}
// When using ImGuiDockNodeFlags_PassthruCentralNode, DockSpace() will render our background
// and handle the pass-thru hole, so we ask Begin() to not render a background.
@ -5332,9 +5336,11 @@ void ShowExampleAppDockSpace(bool* p_open)
// all active windows docked into it will lose their parent and become undocked.
// We cannot preserve the docking relationship between an active window and an inactive docking, otherwise
// any change of dockspace/settings would lead to windows being stuck in limbo and never being visible.
ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0.0f, 0.0f));
if (!opt_padding)
ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0.0f, 0.0f));
ImGui::Begin("DockSpace Demo", p_open, window_flags);
ImGui::PopStyleVar();
if (!opt_padding)
ImGui::PopStyleVar();
if (opt_fullscreen)
ImGui::PopStyleVar(2);
@ -5353,19 +5359,22 @@ void ShowExampleAppDockSpace(bool* p_open)
if (ImGui::BeginMenuBar())
{
if (ImGui::BeginMenu("Docking"))
if (ImGui::BeginMenu("Options"))
{
// Disabling fullscreen would allow the window to be moved to the front of other windows,
// which we can't undo at the moment without finer window depth/z control.
//ImGui::MenuItem("Fullscreen", NULL, &opt_fullscreen_persistant);
ImGui::MenuItem("Fullscreen", NULL, &opt_fullscreen);
ImGui::MenuItem("Padding", NULL, &opt_padding);
ImGui::Separator();
if (ImGui::MenuItem("Flag: NoSplit", "", (dockspace_flags & ImGuiDockNodeFlags_NoSplit) != 0)) dockspace_flags ^= ImGuiDockNodeFlags_NoSplit;
if (ImGui::MenuItem("Flag: NoResize", "", (dockspace_flags & ImGuiDockNodeFlags_NoResize) != 0)) dockspace_flags ^= ImGuiDockNodeFlags_NoResize;
if (ImGui::MenuItem("Flag: NoDockingInCentralNode", "", (dockspace_flags & ImGuiDockNodeFlags_NoDockingInCentralNode) != 0)) dockspace_flags ^= ImGuiDockNodeFlags_NoDockingInCentralNode;
if (ImGui::MenuItem("Flag: PassthruCentralNode", "", (dockspace_flags & ImGuiDockNodeFlags_PassthruCentralNode) != 0)) dockspace_flags ^= ImGuiDockNodeFlags_PassthruCentralNode;
if (ImGui::MenuItem("Flag: AutoHideTabBar", "", (dockspace_flags & ImGuiDockNodeFlags_AutoHideTabBar) != 0)) dockspace_flags ^= ImGuiDockNodeFlags_AutoHideTabBar;
if (ImGui::MenuItem("Flag: NoSplit", "", (dockspace_flags & ImGuiDockNodeFlags_NoSplit) != 0)) { dockspace_flags ^= ImGuiDockNodeFlags_NoSplit; }
if (ImGui::MenuItem("Flag: NoResize", "", (dockspace_flags & ImGuiDockNodeFlags_NoResize) != 0)) { dockspace_flags ^= ImGuiDockNodeFlags_NoResize; }
if (ImGui::MenuItem("Flag: NoDockingInCentralNode", "", (dockspace_flags & ImGuiDockNodeFlags_NoDockingInCentralNode) != 0)) { dockspace_flags ^= ImGuiDockNodeFlags_NoDockingInCentralNode; }
if (ImGui::MenuItem("Flag: AutoHideTabBar", "", (dockspace_flags & ImGuiDockNodeFlags_AutoHideTabBar) != 0)) { dockspace_flags ^= ImGuiDockNodeFlags_AutoHideTabBar; }
if (ImGui::MenuItem("Flag: PassthruCentralNode", "", (dockspace_flags & ImGuiDockNodeFlags_PassthruCentralNode) != 0, opt_fullscreen)) { dockspace_flags ^= ImGuiDockNodeFlags_PassthruCentralNode; }
ImGui::Separator();
if (ImGui::MenuItem("Close DockSpace", NULL, false, p_open != NULL))
if (ImGui::MenuItem("Close", NULL, false, p_open != NULL))
*p_open = false;
ImGui::EndMenu();
}

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