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Window: add multi_select method

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multi_select provides Selection -> SelectionList operations
This commit is contained in:
Maxime Coste 2011-11-16 14:04:45 +00:00
parent 7423677236
commit 0203b904e1
2 changed files with 17 additions and 0 deletions
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15
src/window.cc
View File

@ -213,6 +213,21 @@ void Window::select(const Selector& selector, bool append)
scroll_to_keep_cursor_visible_ifn(); scroll_to_keep_cursor_visible_ifn();
} }
void Window::multi_select(const MultiSelector& selector)
{
check_invariant();
SelectionList new_selections;
for (auto& sel : m_selections)
{
SelectionList selections = selector(sel);
std::copy(selections.begin(), selections.end(),
std::back_inserter(new_selections));
}
m_selections = std::move(new_selections);
scroll_to_keep_cursor_visible_ifn();
}
BufferString Window::selection_content() const BufferString Window::selection_content() const
{ {
check_invariant(); check_invariant();

2
src/window.hh
View File

@ -39,6 +39,7 @@ class Window
public: public:
typedef BufferString String; typedef BufferString String;
typedef std::function<Selection (const BufferIterator&)> Selector; typedef std::function<Selection (const BufferIterator&)> Selector;
typedef std::function<SelectionList (const Selection&)> MultiSelector;
void erase(); void erase();
void insert(const String& string); void insert(const String& string);
@ -58,6 +59,7 @@ public:
void clear_selections(); void clear_selections();
void select(const Selector& selector, bool append = false); void select(const Selector& selector, bool append = false);
void multi_select(const MultiSelector& selector);
BufferString selection_content() const; BufferString selection_content() const;
const SelectionList selections() const { return m_selections; } const SelectionList selections() const { return m_selections; }