Implement C-v in the editor

Not completely happy with the explicit `halfdelay (1)`.

Updates #4

1 files changed, 14 insertions, 2 deletions

diff --git a/sdn.cpp b/sdn.cpp
index dffe978..ec74df7 100644
--- a/sdn.cpp
+++ b/sdn.cpp
@@ -416,7 +416,7 @@ enum { ALT = 1 << 24, SYM = 1 << 25 };   // Outside the range of Unicode
 	XX(SEARCH) XX(RENAME) XX(RENAME_PREFILL) \
 	XX(TOGGLE_FULL) XX(REVERSE_SORT) XX(SHOW_HIDDEN) XX(REDRAW) XX(RELOAD) \
 	XX(INPUT_ABORT) XX(INPUT_CONFIRM) XX(INPUT_B_DELETE) XX(INPUT_DELETE) \
-	XX(INPUT_B_KILL_LINE) XX(INPUT_KILL_LINE) \
+	XX(INPUT_B_KILL_LINE) XX(INPUT_KILL_LINE) XX(INPUT_QUOTED_INSERT) \
 	XX(INPUT_BACKWARD) XX(INPUT_FORWARD) XX(INPUT_BEGINNING) XX(INPUT_END)
 
 #define XX(name) ACTION_ ## name,
@@ -457,6 +457,7 @@ static map<wint_t, action> g_input_actions {
 	{KEY (BACKSPACE), ACTION_INPUT_B_DELETE}, {KEY (DC), ACTION_INPUT_DELETE},
 	{CTRL ('U'), ACTION_INPUT_B_KILL_LINE},
 	{CTRL ('K'), ACTION_INPUT_KILL_LINE},
+	{CTRL ('V'), ACTION_INPUT_QUOTED_INSERT},
 	{CTRL ('B'), ACTION_INPUT_BACKWARD}, {KEY (LEFT), ACTION_INPUT_BACKWARD},
 	{CTRL ('F'), ACTION_INPUT_FORWARD}, {KEY (RIGHT), ACTION_INPUT_FORWARD},
 	{CTRL ('A'), ACTION_INPUT_BEGINNING}, {KEY (HOME), ACTION_INPUT_BEGINNING},
@@ -532,6 +533,7 @@ static struct {
 	const wchar_t *editor;              ///< Prompt string for editing
 	wstring editor_line;                ///< Current user input
 	int editor_cursor = 0;              ///< Cursor position
+	bool editor_inserting;              ///< Inserting a literal character
 	void (*editor_on_change) ();        ///< Callback on editor change
 	void (*editor_on_confirm) ();       ///< Callback on editor confirmation
 
@@ -1188,7 +1190,12 @@ fun move_towards_spacing (int diff) -> bool {
 }
 
 fun handle_editor (wint_t c) {
-	auto i = g_input_actions.find (c);
+	auto i = g_input_actions.find (g.editor_inserting ? WEOF : c);
+	if (g.editor_inserting) {
+		(void) halfdelay (1);
+		g.editor_inserting = false;
+	}
+
 	switch (i == g_input_actions.end () ? ACTION_NONE : i->second) {
 	case ACTION_INPUT_CONFIRM:
 		if (g.editor_on_confirm)
@@ -1198,6 +1205,7 @@ fun handle_editor (wint_t c) {
 		g.editor = 0;
 		g.editor_line.clear ();
 		g.editor_cursor = 0;
+		g.editor_inserting = false;
 		g.editor_on_change = nullptr;
 		g.editor_on_confirm = nullptr;
 		break;
@@ -1239,6 +1247,10 @@ fun handle_editor (wint_t c) {
 	case ACTION_INPUT_KILL_LINE:
 		g.editor_line.erase (g.editor_cursor);
 		break;
+	case ACTION_INPUT_QUOTED_INSERT:
+		(void) raw ();
+		g.editor_inserting = true;
+		break;
 	default:
 		if (c & (ALT | SYM)) {
 			beep ();