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BeginPopupContextItem() now supports a NULL string identifier and uses the last item ID if available. For interactive items (that have an ID) this works! For non interactive items we assert.

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This commit is contained in:
omar
2017-10-16 23:36:34 +02:00
parent c76f014292
commit 1a35766356
3 changed files with 23 additions and 13 deletions
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9
imgui_demo.cpp
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@ -1402,6 +1402,11 @@ void ImGui::ShowTestWindow(bool* p_open)
if (ImGui::TreeNode("Context menus"))
{
// BeginPopupContextItem() is a helper to provide common/simple popup behavior of essentially doing:
// if (IsItemHovered() && IsMouseClicked(0))
// OpenPopup(id);
// return BeginPopup(id);
// For more advanced uses you may want to replicate and cuztomize this code. This the comments inside BeginPopupContextItem() implementation.
static float value = 0.5f;
ImGui::Text("Value = %.3f (<-- right-click here)", value);
if (ImGui::BeginPopupContextItem("item context menu"))
@ -1413,9 +1418,9 @@ void ImGui::ShowTestWindow(bool* p_open)
}
static char name[32] = "Label1";
char buf[64]; sprintf(buf, "Button: %s###Button", name); // ### operator override ID ignoring the preceeding label
char buf[64]; sprintf(buf, "Button: %s###Button", name); // ### operator override ID ignoring the preceding label
ImGui::Button(buf);
if (ImGui::BeginPopupContextItem("rename context menu"))
if (ImGui::BeginPopupContextItem()) // When used after an item that has an ID (here the Button), we can skip providing an ID to BeginPopupContextItem().
{
ImGui::Text("Edit name:");
ImGui::InputText("##edit", name, IM_ARRAYSIZE(name));