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InputText, Demo: amend comments to direct more users to the std::string version.

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https://www.youtube.com/watch?v=pLwvNdpTpjs wasted a solid hour before finding this.
Crazy that people are using AI instead of actually _reading_ comments, demo and headers. (The information appeared multiple times on their screen)
This commit is contained in:
ocornut 2025-10-24 16:42:21 +02:00
parent c72d0b2cbb
commit a1632c6116
5 changed files with 34 additions and 8 deletions
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11
imgui_demo.cpp
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@ -887,8 +887,9 @@ static void DemoWindowWidgetsBasic()
ImGui::SeparatorText("Inputs");
{
// To wire InputText() with std::string or any other custom string type,
// see the "Text Input > Resize Callback" section of this demo, and the misc/cpp/imgui_stdlib.h file.
// If you want to use InputText() with std::string or any custom dynamic string type:
// - For std::string: use the wrapper in misc/cpp/imgui_stdlib.h/.cpp
// - Otherwise, see the 'Dear ImGui Demo->Widgets->Text Input->Resize Callback' for using ImGuiInputTextFlags_CallbackResize.
IMGUI_DEMO_MARKER("Widgets/Basic/InputText");
static char str0[128] = "Hello, world!";
ImGui::InputText("input text", str0, IM_ARRAYSIZE(str0));
@ -3696,8 +3697,10 @@ static void DemoWindowWidgetsTextInput()
IMGUI_DEMO_MARKER("Widgets/Text Input/Multi-line Text Input");
if (ImGui::TreeNode("Multi-line Text Input"))
{
// Note: we are using a fixed-sized buffer for simplicity here. See ImGuiInputTextFlags_CallbackResize
// and the code in misc/cpp/imgui_stdlib.h for how to setup InputText() for dynamically resizing strings.
// WE ARE USING A FIXED-SIZE BUFFER FOR SIMPLICITY HERE.
// If you want to use InputText() with std::string or any custom dynamic string type:
// - For std::string: use the wrapper in misc/cpp/imgui_stdlib.h/.cpp
// - Otherwise, see the 'Dear ImGui Demo->Widgets->Text Input->Resize Callback' for using ImGuiInputTextFlags_CallbackResize.
static char text[1024 * 16] =
"/*\n"
" The Pentium F00F bug, shorthand for F0 0F C7 C8,\n"