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InputText: rework STB_TEXTEDIT_INSERTCHARS() signature to allow partial insertion (unused). (#9029)

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To be submitted as a PR to nothings/stb.
This commit is contained in:
ocornut
2025-10-23 20:16:44 +02:00
parent 6add99f8d2
commit b7e45b3a48
2 changed files with 17 additions and 11 deletions
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8
imgui_widgets.cpp
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@@ -4142,21 +4142,21 @@ static void STB_TEXTEDIT_DELETECHARS(ImGuiInputTextState* obj, int pos, int n)
obj->TextLen -= n;
}
static bool STB_TEXTEDIT_INSERTCHARS(ImGuiInputTextState* obj, int pos, const char* new_text, int new_text_len)
static int STB_TEXTEDIT_INSERTCHARS(ImGuiInputTextState* obj, int pos, const char* new_text, int new_text_len)
{
const bool is_resizable = (obj->Flags & ImGuiInputTextFlags_CallbackResize) != 0;
const int text_len = obj->TextLen;
IM_ASSERT(pos <= text_len);
if (!is_resizable && (new_text_len + obj->TextLen + 1 > obj->BufCapacity))
return false;
return 0;
// Grow internal buffer if needed
IM_ASSERT(obj->TextSrc == obj->TextA.Data);
if (new_text_len + text_len + 1 > obj->TextA.Size)
{
if (!is_resizable)
return false;
return 0;
obj->TextA.resize(text_len + ImClamp(new_text_len, 32, ImMax(256, new_text_len)) + 1);
obj->TextSrc = obj->TextA.Data;
}
@@ -4170,7 +4170,7 @@ static bool STB_TEXTEDIT_INSERTCHARS(ImGuiInputTextState* obj, int pos, const ch
obj->TextLen += new_text_len;
obj->TextA[obj->TextLen] = '\0';
return true;
return new_text_len;
}
// We don't use an enum so we can build even with conflicting symbols (if another user of stb_textedit.h leak their STB_TEXTEDIT_K_* symbols)