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feat: Added extended/unprintable ASCII character display toggle to hex editor

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WerWolv
2025-08-05 23:33:02 +02:00
parent 018c61890c
commit e05825b9f4
3 changed files with 61 additions and 8 deletions
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1
plugins/ui/include/ui/hex_editor.hpp
View File

@@ -380,6 +380,7 @@ namespace hex::ui {
bool m_upperCaseHex = true;
bool m_grayOutZero = true;
bool m_showAscii = true;
bool m_showExtendedAscii = false;
bool m_showCustomEncoding = true;
bool m_showMiniMap = false;
bool m_showSelectionInFooter = false;

1
plugins/ui/romfs/lang/en_US.json
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@@ -86,6 +86,7 @@
"hex.ui.common.value": "Value",
"hex.ui.common.yes": "Yes",
"hex.ui.hex_editor.ascii_view": "Display ASCII column",
"hex.ui.hex_editor.extended_ascii": "Display unprintable characters in ASCII column",
"hex.ui.hex_editor.custom_encoding_view": "Display advanced decoding column",
"hex.ui.hex_editor.columns": "Columns",
"hex.ui.hex_editor.fit_columns": "Fit columns to width",

67
plugins/ui/source/ui/hex_editor.cpp
View File

@@ -27,13 +27,48 @@ namespace hex::ui {
std::ignore = upperCase;
if (size == 1) {
const auto c = static_cast<char>(data[0]);
const auto c = static_cast<unsigned char>(data[0]);
if (std::isprint(c) != 0) {
const std::array<char, 2> string = { c, 0x00 };
const std::array<char, 2> string = { char(c), 0x00 };
ImGui::TextUnformatted(string.data());
}
else
} else if (m_extendedAscii) {
if (c <= 0x1F) {
constexpr static std::array ControlCharacters = {
"\u2400", "\u2401", "\u2402", "\u2403", "\u2404", "\u2405", "\u2406", "\u2407",
"\u2408", "\u2409", "\u240A", "\u240B", "\u240C", "\u240D", "\u240E", "\u240F",
"\u2410", "\u2411", "\u2412", "\u2413", "\u2414", "\u2415", "\u2416", "\u2417",
"\u2418", "\u2419", "\u241A", "\u241B", "\u241C", "\u241D", "\u241E", "\u241F",
};
ImGui::TextUnformatted(ControlCharacters[c]);
} else if (c >= 0x7F) {
constexpr static std::array ExtendedAsciiCharacters = {
"\u2421",
"\u20AC", "\u0081", "\u201A", "\u0192", "\u201E", "\u2026", "\u2020", "\u2021",
"\u02C6", "\u2030", "\u0160", "\u2039", "\u0152", "\u008D", "\u017D", "\u008F",
"\u0090", "\u2018", "\u2019", "\u201C", "\u201D", "\u2022", "\u2013", "\u2014",
"\u02DC", "\u2122", "\u0161", "\u203A", "\u0153", "\u009D", "\u017E", "\u0178",
"\u00A0", "\u00A1", "\u00A2", "\u00A3", "\u00A4", "\u00A5", "\u00A6", "\u00A7",
"\u00A8", "\u00A9", "\u00AA", "\u00AB", "\u00AC", "\u00AD", "\u00AE", "\u00AF",
"\u00B0", "\u00B1", "\u00B2", "\u00B3", "\u00B4", "\u00B5", "\u00B6", "\u00B7",
"\u00B8", "\u00B9", "\u00BA", "\u00BB", "\u00BC", "\u00BD", "\u00BE", "\u00BF",
"\u00C0", "\u00C1", "\u00C2", "\u00C3", "\u00C4", "\u00C5", "\u00C6", "\u00C7",
"\u00C8", "\u00C9", "\u00CA", "\u00CB", "\u00CC", "\u00CD", "\u00CE", "\u00CF",
"\u00D0", "\u00D1", "\u00D2", "\u00D3", "\u00D4", "\u00D5", "\u00D6", "\u00D7",
"\u00D8", "\u00D9", "\u00DA", "\u00DB", "\u00DC", "\u00DD", "\u00DE", "\u00DF",
"\u00E0", "\u00E1", "\u00E2", "\u00E3", "\u00E4", "\u00E5", "\u00E6", "\u00E7",
"\u00E8", "\u00E9", "\u00EA", "\u00EB", "\u00EC", "\u00ED", "\u00EE", "\u00EF",
"\u00F0", "\u00F1", "\u00F2", "\u00F3", "\u00F4", "\u00F5", "\u00F6", "\u00F7",
"\u00F8", "\u00F9", "\u00FA", "\u00FB", "\u00FC", "\u00FD", "\u00FE", "\u00FF",
};
ImGui::TextUnformatted(ExtendedAsciiCharacters[c - 0x7F]);
} else {
ImGuiExt::TextFormattedDisabled(".");
}
} else {
ImGuiExt::TextFormattedDisabled(".");
}
} else {
ImGuiExt::TextFormattedDisabled(".");
}
@@ -53,10 +88,10 @@ namespace hex::ui {
};
UserData userData = {
.data = data,
.maxChars = this->getMaxCharsPerCell(),
.data = data,
.maxChars = this->getMaxCharsPerCell(),
.editingDone = false
.editingDone = false
};
ImGui::PushID(reinterpret_cast<void*>(address));
@@ -78,6 +113,13 @@ namespace hex::ui {
return false;
}
}
void enableExtendedAscii(bool enable) {
m_extendedAscii = enable;
}
private:
bool m_extendedAscii = false;
};
/* Hex Editor */
@@ -334,6 +376,7 @@ namespace hex::ui {
m_currDataVisualizer->draw(address, buffer.data(), size, m_upperCaseHex);
} else {
asciiVisualizer.enableExtendedAscii(m_showExtendedAscii);
asciiVisualizer.draw(address, data, size, m_upperCaseHex);
}
@@ -1085,9 +1128,17 @@ namespace hex::ui {
ImGui::SameLine(0, 1_scaled);
// Extended ASCII
ImGui::BeginDisabled(!m_showAscii);
ImGuiExt::DimmedIconToggle(ICON_VS_WHITESPACE, &m_showExtendedAscii);
ImGuiExt::InfoTooltip("hex.ui.hex_editor.extended_ascii"_lang);
ImGui::EndDisabled();
ImGui::SameLine(0, 1_scaled);
// Custom encoding view
ImGui::BeginDisabled(!m_currCustomEncoding.has_value());
ImGuiExt::DimmedIconToggle(ICON_VS_WHITESPACE, &m_showCustomEncoding);
ImGuiExt::DimmedIconToggle(ICON_VS_CODE_REVIEW, &m_showCustomEncoding);
ImGuiExt::InfoTooltip("hex.ui.hex_editor.custom_encoding_view"_lang);
ImGui::EndDisabled();