mirror of
https://github.com/gwenhael-le-moine/sway-patched-tray-menu.git
synced 2024-12-28 22:23:42 +01:00
87 lines
2.5 KiB
C
87 lines
2.5 KiB
C
#define _POSIX_C_SOURCE 200809L
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#include <assert.h>
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#include "sway/config.h"
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#include "sway/commands.h"
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#include "sway/input/input-manager.h"
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#include "log.h"
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static void switch_layout(struct wlr_keyboard *kbd, xkb_layout_index_t idx) {
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xkb_layout_index_t num_layouts = xkb_keymap_num_layouts(kbd->keymap);
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if (idx >= num_layouts) {
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return;
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}
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wlr_keyboard_notify_modifiers(kbd, kbd->modifiers.depressed,
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kbd->modifiers.latched, kbd->modifiers.locked, idx);
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}
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static xkb_layout_index_t get_current_layout_index(struct wlr_keyboard *kbd) {
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xkb_layout_index_t num_layouts = xkb_keymap_num_layouts(kbd->keymap);
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assert(num_layouts > 0);
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xkb_layout_index_t layout_idx;
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for (layout_idx = 0; layout_idx < num_layouts; layout_idx++) {
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if (xkb_state_layout_index_is_active(kbd->xkb_state,
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layout_idx, XKB_STATE_LAYOUT_EFFECTIVE)) {
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break;
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}
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}
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return layout_idx;
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}
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static void switch_layout_relative(struct wlr_keyboard *kbd, int dir) {
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xkb_layout_index_t num_layouts = xkb_keymap_num_layouts(kbd->keymap);
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xkb_layout_index_t idx = get_current_layout_index(kbd);
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switch_layout(kbd, (idx + num_layouts + dir) % num_layouts);
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}
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struct cmd_results *input_cmd_xkb_switch_layout(int argc, char **argv) {
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struct cmd_results *error = NULL;
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if ((error = checkarg(argc, "xkb_switch_layout", EXPECTED_EQUAL_TO, 1))) {
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return error;
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}
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struct input_config *ic = config->handler_context.input_config;
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if (!ic) {
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return cmd_results_new(CMD_FAILURE, "No input device defined.");
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}
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if (config->reading || !config->active) {
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return cmd_results_new(CMD_DEFER, NULL);
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}
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const char *layout_str = argv[0];
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int relative, layout;
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if (strcmp(layout_str, "next") == 0) {
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relative = 1;
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} else if (strcmp(layout_str, "prev") == 0) {
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relative = -1;
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} else {
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char *end;
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layout = strtol(layout_str, &end, 10);
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if (layout_str[0] == '\0' || end[0] != '\0') {
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return cmd_results_new(CMD_FAILURE, "Invalid argument.");
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} else if (layout < 0) {
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return cmd_results_new(CMD_FAILURE, "Invalid layout index.");
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}
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relative = 0;
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}
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struct sway_input_device *dev;
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wl_list_for_each(dev, &server.input->devices, link) {
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if (strcmp(ic->identifier, "*") != 0 &&
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strcmp(ic->identifier, "type:keyboard") != 0 &&
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strcmp(ic->identifier, dev->identifier) != 0) {
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continue;
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}
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if (dev->wlr_device->type != WLR_INPUT_DEVICE_KEYBOARD) {
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continue;
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}
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if (relative) {
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switch_layout_relative(dev->wlr_device->keyboard, relative);
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} else {
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switch_layout(dev->wlr_device->keyboard, layout);
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}
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}
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return cmd_results_new(CMD_SUCCESS, NULL);
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}
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