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InputScalar: Automatically allow hexadecimal/scientific input when format is adequate.

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This commit is contained in:
ocornut
2022-04-05 15:13:37 +02:00
parent c521883be4
commit a472e8834b
3 changed files with 21 additions and 12 deletions
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23
imgui_widgets.cpp
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@ -3348,6 +3348,14 @@ bool ImGui::TempInputText(const ImRect& bb, ImGuiID id, const char* label, char*
return value_changed;
}
static inline ImGuiInputTextFlags InputScalar_DefaultCharsFilter(ImGuiDataType data_type, const char* format)
{
if (data_type == ImGuiDataType_Float || data_type == ImGuiDataType_Double)
return ImGuiInputTextFlags_CharsScientific;
const char format_last_char = format[0] ? format[strlen(format) - 1] : 0;
return (format_last_char == 'x' || format_last_char == 'X') ? ImGuiInputTextFlags_CharsHexadecimal : ImGuiInputTextFlags_CharsDecimal;
}
// Note that Drag/Slider functions are only forwarding the min/max values clamping values if the ImGuiSliderFlags_AlwaysClamp flag is set!
// This is intended: this way we allow CTRL+Click manual input to set a value out of bounds, for maximum flexibility.
// However this may not be ideal for all uses, as some user code may break on out of bound values.
@ -3358,11 +3366,10 @@ bool ImGui::TempInputScalar(const ImRect& bb, ImGuiID id, const char* label, ImG
format = ImParseFormatTrimDecorations(format, fmt_buf, IM_ARRAYSIZE(fmt_buf));
DataTypeFormatString(data_buf, IM_ARRAYSIZE(data_buf), data_type, p_data, format);
ImStrTrimBlanks(data_buf);
const bool is_floating_point = (data_type == ImGuiDataType_Float || data_type == ImGuiDataType_Double);
const bool is_hexadecimal = !is_floating_point && format[0] && toupper(format[strlen(format) - 1]) == 'X';
ImGuiInputTextFlags flags = ImGuiInputTextFlags_AutoSelectAll | ImGuiInputTextFlags_NoMarkEdited;
flags |= is_floating_point ? ImGuiInputTextFlags_CharsScientific : is_hexadecimal ? ImGuiInputTextFlags_CharsHexadecimal : ImGuiInputTextFlags_CharsDecimal;
flags |= InputScalar_DefaultCharsFilter(data_type, format);
bool value_changed = false;
if (TempInputText(bb, id, label, data_buf, IM_ARRAYSIZE(data_buf), flags))
{
@ -3405,12 +3412,12 @@ bool ImGui::InputScalar(const char* label, ImGuiDataType data_type, void* p_data
char buf[64];
DataTypeFormatString(buf, IM_ARRAYSIZE(buf), data_type, p_data, format);
bool value_changed = false;
if ((flags & (ImGuiInputTextFlags_CharsHexadecimal | ImGuiInputTextFlags_CharsScientific)) == 0)
flags |= ImGuiInputTextFlags_CharsDecimal;
flags |= ImGuiInputTextFlags_AutoSelectAll;
flags |= ImGuiInputTextFlags_NoMarkEdited; // We call MarkItemEdited() ourselves by comparing the actual data rather than the string.
// Testing ActiveId as a minor optimization as filtering is not needed until active
if (g.ActiveId == 0 && (flags & (ImGuiInputTextFlags_CharsDecimal | ImGuiInputTextFlags_CharsHexadecimal | ImGuiInputTextFlags_CharsScientific)) == 0)
flags |= InputScalar_DefaultCharsFilter(data_type, format);
flags |= ImGuiInputTextFlags_AutoSelectAll | ImGuiInputTextFlags_NoMarkEdited; // We call MarkItemEdited() ourselves by comparing the actual data rather than the string.
bool value_changed = false;
if (p_step != NULL)
{
const float button_size = GetFrameHeight();