From 859619b443b8d67fb262b3338015b036a1f942e1 Mon Sep 17 00:00:00 2001
From: Leo Tenenbaum <pommicket@gmail.com>
Date: Sat, 9 Jan 2021 14:57:58 -0500
Subject: escape command

---
 command.c |  9 ++++++++-
 command.h | 39 +++++++++++++++++++++------------------
 main.c    |  8 --------
 ted.cfg   |  2 ++
 4 files changed, 31 insertions(+), 27 deletions(-)

diff --git a/command.c b/command.c
index 00e9f94..6a6b331 100644
--- a/command.c
+++ b/command.c
@@ -141,7 +141,14 @@ void command_execute(Ted *ted, Command c, i64 argument) {
 			ted_load_font(ted);
 		}
 	} break;
-
+	
+	case CMD_ESCAPE:
+		if (ted->menu) {
+			ted_menu_close(ted, true);
+		} else if (buffer) {
+			buffer_disable_selection(buffer);
+		}
+		break;
 	}
 
 	if (buffer && buffer_haserr(buffer)) {
diff --git a/command.h b/command.h
index db0080e..6410c3e 100644
--- a/command.h
+++ b/command.h
@@ -1,31 +1,31 @@
 ENUM_U16 {
 	CMD_UNKNOWN,
-	CMD_NOOP,
+	CMD_NOOP, // do nothing
 	// movement and selection commands
-	CMD_LEFT,
-	CMD_RIGHT,
-	CMD_UP,
-	CMD_DOWN,
-	CMD_SELECT_LEFT,
+	CMD_LEFT, // move cursor left
+	CMD_RIGHT, // move cursor right
+	CMD_UP, // move cursor up
+	CMD_DOWN, // move cursor down
+	CMD_SELECT_LEFT, // move cursor left, and select
 	CMD_SELECT_RIGHT,
 	CMD_SELECT_UP,
 	CMD_SELECT_DOWN,
-	CMD_LEFT_WORD,
+	CMD_LEFT_WORD, // move cursor left a word
 	CMD_RIGHT_WORD,
 	CMD_SELECT_LEFT_WORD,
 	CMD_SELECT_RIGHT_WORD,
-	CMD_START_OF_LINE,
-	CMD_END_OF_LINE,
-	CMD_SELECT_START_OF_LINE,
-	CMD_SELECT_END_OF_LINE,
-	CMD_START_OF_FILE,
-	CMD_END_OF_FILE,
+	CMD_START_OF_LINE, // move cursor to start of line
+	CMD_END_OF_LINE, // move cursor to end of line
+	CMD_SELECT_START_OF_LINE, // select to start of line
+	CMD_SELECT_END_OF_LINE, // select to end of line
+	CMD_START_OF_FILE, // move cursor to start of buffer
+	CMD_END_OF_FILE, // move cursor to end of buffer
 	CMD_SELECT_START_OF_FILE,
 	CMD_SELECT_END_OF_FILE,
-	CMD_SELECT_ALL,
+	CMD_SELECT_ALL, // select entire buffer
 
 	// scrolling
-	CMD_PAGE_UP,
+	CMD_PAGE_UP, // move cursor up one page up (where one page is however tall the buffer is)
 	CMD_PAGE_DOWN,
 
 	// deletion
@@ -34,14 +34,16 @@ ENUM_U16 {
 	CMD_BACKSPACE_WORD,
 	CMD_DELETE_WORD,
 
-	CMD_OPEN,
-	CMD_SAVE,
+	CMD_OPEN, // open a file
+	CMD_SAVE, // save current buffer
 	CMD_UNDO,
 	CMD_REDO,
 
 	CMD_TEXT_SIZE_INCREASE,
 	CMD_TEXT_SIZE_DECREASE,
 
+	CMD_ESCAPE, // by default this is the escape key. closes menus, etc.
+
 	CMD_COUNT
 } ENUM_U16_END(Command);
 
@@ -84,6 +86,7 @@ static CommandName const command_names[CMD_COUNT] = {
 	{"undo", CMD_UNDO},
 	{"redo", CMD_REDO},
 	{"increase-text-size", CMD_TEXT_SIZE_INCREASE},
-	{"decrease-text-size", CMD_TEXT_SIZE_DECREASE}
+	{"decrease-text-size", CMD_TEXT_SIZE_DECREASE},
+	{"escape", CMD_ESCAPE}
 };
 
diff --git a/main.c b/main.c
index 85fe7b3..9f298b9 100644
--- a/main.c
+++ b/main.c
@@ -279,14 +279,6 @@ int main(int argc, char **argv) {
 					(u32)((modifier & (KMOD_LCTRL|KMOD_RCTRL)) != 0) << KEY_MODIFIER_CTRL_BIT |
 					(u32)((modifier & (KMOD_LSHIFT|KMOD_RSHIFT)) != 0) << KEY_MODIFIER_SHIFT_BIT |
 					(u32)((modifier & (KMOD_LALT|KMOD_RALT)) != 0) << KEY_MODIFIER_ALT_BIT;
-				if (key_combo == SDL_SCANCODE_ESCAPE << 3) {
-					// escape key
-					if (ted->menu) {
-						ted_menu_close(ted, true);
-					} else if (buffer) {
-						buffer_disable_selection(buffer);
-					}
-				}
 				if (key_combo < KEY_COMBO_COUNT) {
 					KeyAction *action = &ted->key_actions[key_combo];
 					if (action->command) {
diff --git a/ted.cfg b/ted.cfg
index be0ed17..c2e00df 100644
--- a/ted.cfg
+++ b/ted.cfg
@@ -60,6 +60,8 @@ Ctrl+Shift+z = :redo
 Ctrl++ = 3 :increase-text-size
 Ctrl+- = 3 :decrease-text-size
 
+Escape = :escape
+
 [colors]
 border = #a77
 cursor-line-bg = #222
-- 
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