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	Improve key buffer handling
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					 1 changed files with 28 additions and 31 deletions
				
			
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			@ -14,9 +14,8 @@
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#include "container.h"
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#include "focus.h"
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uint32_t keys_pressed[32];
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int keys_pressed_length = 0;
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#define KEY_CACHE_SIZE 32
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uint32_t keys_pressed[KEY_CACHE_SIZE];
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static struct wlc_origin mouse_origin;
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			@ -284,12 +283,11 @@ static void handle_view_geometry_request(wlc_handle handle, const struct wlc_geo
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}
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static void handle_view_state_request(wlc_handle view, enum wlc_view_state_bit state, bool toggle) {
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	swayc_t *c = NULL;
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	swayc_t *c = get_swayc_for_handle(view, &root_container);
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	switch (state) {
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	case WLC_BIT_FULLSCREEN:
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		// i3 just lets it become fullscreen
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		wlc_view_set_state(view, state, toggle);
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		c = get_swayc_for_handle(view, &root_container);
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		if (c) {
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			sway_log(L_DEBUG, "setting view %ld %s, fullscreen %d", view, c->name, toggle);
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			arrange_windows(c->parent, -1, -1);
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			@ -307,7 +305,9 @@ static void handle_view_state_request(wlc_handle view, enum wlc_view_state_bit s
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	case WLC_BIT_MAXIMIZED:
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	case WLC_BIT_RESIZING:
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	case WLC_BIT_MOVING:
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		break;
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	case WLC_BIT_ACTIVATED:
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		sway_log(L_DEBUG, "View %p requested to be activated", c);
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		break;
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	}
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	return;
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			@ -316,13 +316,12 @@ static void handle_view_state_request(wlc_handle view, enum wlc_view_state_bit s
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static bool handle_key(wlc_handle view, uint32_t time, const struct wlc_modifiers *modifiers,
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		uint32_t key, uint32_t sym, enum wlc_key_state state) {
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	enum { QSIZE = 32 };
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	if (locked_view_focus && state == WLC_KEY_STATE_PRESSED) {
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		return false;
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	}
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	bool cmd_success = false;
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	//Revert floating container back to original position on keypress
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	// Revert floating container back to original position on keypress
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	if (state == WLC_KEY_STATE_PRESSED && (dragging || resizing)) {
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		reset_floating(get_focused_view(&root_container));
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	}
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			@ -331,20 +330,23 @@ static bool handle_key(wlc_handle view, uint32_t time, const struct wlc_modifier
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	// Lowercase if necessary
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	sym = tolower(sym);
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	// Find key, if it has been pressed
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	int mid = 0;
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	while (mid < keys_pressed_length && keys_pressed[mid] != sym) {
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		++mid;
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	}
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	//Add or remove key depending on state
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	if (state == WLC_KEY_STATE_PRESSED && mid == keys_pressed_length && keys_pressed_length + 1 < QSIZE) {
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		keys_pressed[keys_pressed_length++] = sym;
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	} else if (state == WLC_KEY_STATE_RELEASED && mid < keys_pressed_length) {
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		memmove(keys_pressed + mid, keys_pressed + mid + 1, sizeof*keys_pressed * (--keys_pressed_length - mid));
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		keys_pressed[keys_pressed_length] = 0;
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	}
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	// TODO: reminder to check conflicts with mod+q+a versus mod+q
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	int i;
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	for (i = 0; i < KEY_CACHE_SIZE; ++i) {
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		if (state == WLC_KEY_STATE_PRESSED && keys_pressed[i] == 0) {
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			keys_pressed[i] = sym;
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			break;
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		} else if (state == WLC_KEY_STATE_RELEASED && keys_pressed[i] == sym) {
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			keys_pressed[i] = 0;
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			break;
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		}
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	}
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	if (i == KEY_CACHE_SIZE) {
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		sway_log(L_DEBUG, "Key buffer full!");
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		return false;
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	}
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	// TODO: reminder to check conflicts with mod+q+a versus mod+q
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	for (i = 0; i < mode->bindings->length; ++i) {
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		struct sway_binding *binding = mode->bindings->items[i];
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			@ -354,8 +356,8 @@ static bool handle_key(wlc_handle view, uint32_t time, const struct wlc_modifier
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			for (j = 0; j < binding->keys->length; ++j) {
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				match = false;
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				xkb_keysym_t *key = binding->keys->items[j];
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				uint8_t k;
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				for (k = 0; k < keys_pressed_length; ++k) {
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				int k;
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				for (k = 0; k < KEY_CACHE_SIZE; ++k) {
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					if (keys_pressed[k] == *key) {
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						match = true;
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						break;
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			@ -368,15 +370,6 @@ static bool handle_key(wlc_handle view, uint32_t time, const struct wlc_modifier
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			if (match) {
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				// Remove matched keys from keys_pressed
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				int j;
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				for (j = 0; j < binding->keys->length; ++j) {
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					uint8_t k;
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					for (k = 0; k < keys_pressed_length; ++k) {
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						memmove(keys_pressed + k, keys_pressed + k + 1, sizeof*keys_pressed * (--keys_pressed_length - k));
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						keys_pressed[keys_pressed_length] = 0;
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						break;
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					}
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				}
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				if (state == WLC_KEY_STATE_PRESSED) {
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					cmd_success = handle_command(config, binding->command);
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				} else if (state == WLC_KEY_STATE_RELEASED) {
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			@ -574,6 +567,10 @@ static void handle_wlc_ready(void) {
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	}
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	free_flat_list(config->cmd_queue);
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	config->active = true;
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	for (i = 0; i < KEY_CACHE_SIZE; ++i) {
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		keys_pressed[i] = 0;
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	}
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}
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