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Sliders: extracted code into TempInputIsClampEnabled() helper for reuse.

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Toward #9164, #76
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ocornut
2026-02-26 23:38:16 +01:00
parent 238651ffa3
commit 11acd9f5cb
1 changed files with 16 additions and 11 deletions
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27
imgui_widgets.cpp
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@@ -2659,6 +2659,20 @@ bool ImGui::DragBehavior(ImGuiID id, ImGuiDataType data_type, void* p_v, float v
return false;
}
// Only clamp Ctrl+Click input when ImGuiSliderFlags_ClampOnInput is set (generally via ImGuiSliderFlags_AlwaysClamp)
static bool TempInputIsClampEnabled(ImGuiSliderFlags flags, ImGuiDataType data_type, const void* p_min, const void* p_max)
{
if ((flags & ImGuiSliderFlags_ClampOnInput) && (p_min != NULL || p_max != NULL))
{
const int clamp_range_dir = (p_min != NULL && p_max != NULL) ? ImGui::DataTypeCompare(data_type, p_min, p_max) : 0; // -1 when *p_min < *p_max, == 0 when *p_min == *p_max
if (p_min == NULL || p_max == NULL || clamp_range_dir < 0)
return true;
if (clamp_range_dir == 0)
return ImGui::DataTypeIsZero(data_type, p_min) ? ((flags & ImGuiSliderFlags_ClampZeroRange) != 0) : true;
}
return false;
};
// Note: p_data, p_min and p_max are _pointers_ to a memory address holding the data. For a Drag widget, p_min and p_max are optional.
// Read code of e.g. DragFloat(), DragInt() etc. or examples in 'Demo->Widgets->Data Types' to understand how to use this function directly.
bool ImGui::DragScalar(const char* label, ImGuiDataType data_type, void* p_data, float v_speed, const void* p_min, const void* p_max, const char* format, ImGuiSliderFlags flags)
@@ -2724,16 +2738,7 @@ bool ImGui::DragScalar(const char* label, ImGuiDataType data_type, void* p_data,
if (temp_input_is_active)
{
// Only clamp Ctrl+Click input when ImGuiSliderFlags_ClampOnInput is set (generally via ImGuiSliderFlags_AlwaysClamp)
bool clamp_enabled = false;
if ((flags & ImGuiSliderFlags_ClampOnInput) && (p_min != NULL || p_max != NULL))
{
const int clamp_range_dir = (p_min != NULL && p_max != NULL) ? DataTypeCompare(data_type, p_min, p_max) : 0; // -1 when *p_min < *p_max, == 0 when *p_min == *p_max
if (p_min == NULL || p_max == NULL || clamp_range_dir < 0)
clamp_enabled = true;
else if (clamp_range_dir == 0)
clamp_enabled = DataTypeIsZero(data_type, p_min) ? ((flags & ImGuiSliderFlags_ClampZeroRange) != 0) : true;
}
const bool clamp_enabled = TempInputIsClampEnabled(flags, data_type, p_min, p_max);
return TempInputScalar(frame_bb, id, label, data_type, p_data, format, clamp_enabled ? p_min : NULL, clamp_enabled ? p_max : NULL);
}
@@ -3325,7 +3330,7 @@ bool ImGui::SliderScalar(const char* label, ImGuiDataType data_type, void* p_dat
if (temp_input_is_active)
{
// Only clamp Ctrl+Click input when ImGuiSliderFlags_ClampOnInput is set (generally via ImGuiSliderFlags_AlwaysClamp)
const bool clamp_enabled = (flags & ImGuiSliderFlags_ClampOnInput) != 0;
const bool clamp_enabled = (flags & ImGuiSliderFlags_ClampOnInput) != 0; // Don't use TempInputIsClampEnabled()
return TempInputScalar(frame_bb, id, label, data_type, p_data, format, clamp_enabled ? p_min : NULL, clamp_enabled ? p_max : NULL);
}