i3 - improved tiling WM

added ctrl+u functionality for clearing passwords

Patch status: needinfo

Patch by Philip Dexter

To apply this patch, use:
curl http://cr.i3wm.org/patch/81/raw.patch | git am

b/i3lock.c

13 
@@ -238,8 +238,11 @@ static void handle_key_press(xcb_key_press_event_t *event) {
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     xkb_keysym_t ksym;
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     char buffer[128];
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     int n;
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+    int ctrl;
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+    char ctrl_string_buffer[8] = "Control";
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     ksym = xkb_state_key_get_one_sym(xkb_state, event->detail);
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+    ctrl = xkb_state_mod_name_is_active(xkb_state, ctrl_string_buffer, XKB_STATE_MODS_DEPRESSED);
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     xkb_state_update_key(xkb_state, event->detail, XKB_KEY_DOWN);
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     /* The buffer will be null-terminated, so n >= 2 for 1 actual character. */
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@@ -254,6 +257,9 @@ static void handle_key_press(xcb_key_press_event_t *event) {
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         unlock_state = STATE_KEY_PRESSED;
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         redraw_screen();
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         input_done();
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+    case XKB_KEY_u:
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+        if(!ctrl)
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+            break;
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     case XKB_KEY_Escape:
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         input_position = 0;
34 
         clear_password_memory();