ImGuiInputTextFlags_CallbackCharFilter can return 1 to filter character
diff --git a/imgui.cpp b/imgui.cpp
index e6997fb..eb65bed 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -5255,7 +5255,8 @@
callback_data.EventChar = c;
callback_data.Flags = flags;
callback_data.UserData = user_data;
- callback(&callback_data);
+ if (callback(&callback_data) != 0)
+ return false;
*p_char = callback_data.EventChar;
if (!callback_data.EventChar)
return false;
@@ -8352,7 +8353,7 @@
static char buf2[64] = ""; ImGui::InputText("decimal", buf2, 64, ImGuiInputTextFlags_CharsDecimal);
static char buf3[64] = ""; ImGui::InputText("hexadecimal", buf3, 64, ImGuiInputTextFlags_CharsHexadecimal | ImGuiInputTextFlags_CharsUppercase);
static char buf4[64] = ""; ImGui::InputText("uppercase", buf4, 64, ImGuiInputTextFlags_CharsUppercase);
- struct TextFilters { static int FilterNoSpace(ImGuiTextEditCallbackData* data) { if (data->EventChar == ' ') data->EventChar = 0; return 0; } };
+ struct TextFilters { static int FilterNoSpace(ImGuiTextEditCallbackData* data) { if (data->EventChar == ' ') return 1; return 0; } };
static char buf5[64] = ""; ImGui::InputText("custom: no spaces", buf5, 64, ImGuiInputTextFlags_CallbackCharFilter, TextFilters::FilterNoSpace);
ImGui::TreePop();
}
diff --git a/imgui.h b/imgui.h
index aef6204..94712b3 100644
--- a/imgui.h
+++ b/imgui.h
@@ -394,7 +394,7 @@
ImGuiInputTextFlags_CallbackCompletion = 1 << 5, // Call user function on pressing TAB (for completion handling)
ImGuiInputTextFlags_CallbackHistory = 1 << 6, // Call user function on pressing Up/Down arrows (for history handling)
ImGuiInputTextFlags_CallbackAlways = 1 << 7, // Call user function every time
- ImGuiInputTextFlags_CallbackCharFilter = 1 << 8 // Call user function to filter character. Modify data->EventChar to replace/filter input.
+ ImGuiInputTextFlags_CallbackCharFilter = 1 << 8 // Call user function to filter character. Modify data->EventChar to replace/filter input, or return 1 to discard character.
//ImGuiInputTextFlags_AlignCenter = 1 << 6,
};
