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Code Issues Activity Actions

HexEditor: Added fill selection action.

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Added the ability to fill the current selection with a given byte.
This commit is contained in:
Brandon Scott 2019-10-26 16:27:26 -05:00 • committed by Andreas Kling
parent f947353a56
commit c77fe5161c
3 changed files with 23 additions and 0 deletions
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14
Applications/HexEditor/HexEditor.cpp
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@ -44,6 +44,20 @@ void HexEditor::set_buffer(const ByteBuffer& buffer)
update_status(); update_status();
} }
void HexEditor::fill_selection(u8 fill_byte)
{
if (m_selection_start == -1 || m_selection_end == -1 || (m_selection_end - m_selection_start) < 0 || m_buffer.is_empty())
return;
for (int i = m_selection_start; i <= m_selection_end; i++) {
m_tracked_changes.set(i, m_buffer.data()[i]);
m_buffer.data()[i] = fill_byte;
}
update();
did_change();
}
void HexEditor::set_position(int position) void HexEditor::set_position(int position)
{ {
if (position > m_buffer.size()) if (position > m_buffer.size())

1
Applications/HexEditor/HexEditor.h
View file

@ -22,6 +22,7 @@ public:
void set_readonly(bool); void set_readonly(bool);
void set_buffer(const ByteBuffer&); void set_buffer(const ByteBuffer&);
void fill_selection(u8 fill_byte);
bool write_to_file(const StringView& path); bool write_to_file(const StringView& path);
bool copy_selected_text_to_clipboard(); bool copy_selected_text_to_clipboard();

8
Applications/HexEditor/HexEditorWidget.cpp
View file

@ -147,6 +147,14 @@ HexEditorWidget::HexEditorWidget()
}); });
auto edit_menu = make<GMenu>("Edit"); auto edit_menu = make<GMenu>("Edit");
edit_menu->add_action(GAction::create("Fill selection...", [&](const GAction&) {
auto input_box = GInputBox::construct("Fill byte (hex):", "Fill Selection", this);
if (input_box->exec() == GInputBox::ExecOK && !input_box->text_value().is_empty()) {
auto fill_byte = strtol(input_box->text_value().characters(), nullptr, 16);
m_editor->fill_selection(fill_byte);
}
}));
edit_menu->add_separator();
edit_menu->add_action(*m_goto_decimal_offset_action); edit_menu->add_action(*m_goto_decimal_offset_action);
edit_menu->add_action(*m_goto_hex_offset_action); edit_menu->add_action(*m_goto_hex_offset_action);
edit_menu->add_separator(); edit_menu->add_separator();