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xim/xcb-imdkit/test/test_server.c

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+/*
+ * SPDX-FileCopyrightText: 2014 Weng Xuetian <wengxt@gmail.com>
+ *
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
+ */
+#include "encoding.h"
+#include "imdkit.h"
+#include "ximproto.h"
+#include <assert.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <xcb/xcb.h>
+#include <xcb/xcb_aux.h>
+#include <xcb/xcb_keysyms.h>
+#include <xcb/xproto.h>
+
+#define TEST_STRING "hello world你好世界켐ㅇㄹ貴方元気？☺"
+
+bool end = false;
+
+void callback(xcb_im_t *im, xcb_im_client_t *client, xcb_im_input_context_t *ic,
+              const xcb_im_packet_header_fr_t *hdr, void *frame, void *arg,
+              void *user_data) {
+    if (hdr->major_opcode == XCB_XIM_DISCONNECT) {
+        // end = true;
+    }
+
+    if (hdr->major_opcode == XCB_XIM_FORWARD_EVENT) {
+        xcb_key_press_event_t *event = arg;
+
+        xcb_key_symbols_t *key_symbols = user_data;
+        xcb_keysym_t sym =
+            xcb_key_symbols_get_keysym(key_symbols, event->detail, 0);
+        if (sym == 't') {
+            size_t len;
+            char *result = xcb_utf8_to_compound_text(TEST_STRING,
+                                                     strlen(TEST_STRING), &len);
+            xcb_im_commit_string(im, ic, XCB_XIM_LOOKUP_CHARS, result, len, 0);
+            free(result);
+        } else {
+            xcb_im_forward_event(im, ic, event);
+        }
+    }
+}
+
+static uint32_t style_array[] = {
+    XCB_IM_PreeditPosition | XCB_IM_StatusArea,    // OverTheSpot
+    XCB_IM_PreeditPosition | XCB_IM_StatusNothing, // OverTheSpot
+    XCB_IM_PreeditPosition | XCB_IM_StatusNone,    // OverTheSpot
+    XCB_IM_PreeditNothing | XCB_IM_StatusNothing,  // Root
+    XCB_IM_PreeditNothing | XCB_IM_StatusNone,     // Root
+};
+static char *encoding_array[] = {
+    "COMPOUND_TEXT",
+};
+
+static xcb_im_encodings_t encodings = {1, encoding_array};
+
+static xcb_im_styles_t styles = {5, style_array};
+
+int main(int argc, char *argv[]) {
+    xcb_compound_text_init();
+    /* Open the connection to the X server */
+
+    int screen_default_nbr;
+    xcb_connection_t *connection = xcb_connect(NULL, &screen_default_nbr);
+    xcb_screen_t *screen = xcb_aux_get_screen(connection, screen_default_nbr);
+    xcb_key_symbols_t *key_symbols = xcb_key_symbols_alloc(connection);
+
+    if (!screen) {
+        return false;
+    }
+    xcb_window_t root = screen->root;
+
+    xcb_window_t w = xcb_generate_id(connection);
+    xcb_create_window(connection, XCB_COPY_FROM_PARENT, w, root, 0, 0, 1, 1, 1,
+                      XCB_WINDOW_CLASS_INPUT_OUTPUT, screen->root_visual, 0,
+                      NULL);
+    xcb_im_trigger_keys_t keys;
+    xcb_im_ximtriggerkey_fr_t key;
+    key.keysym = ' ';
+    key.modifier = 1 << 2;
+    key.modifier_mask = 1 << 2;
+    keys.nKeys = 1;
+    keys.keys = &key;
+    xcb_im_t *im = xcb_im_create(
+        connection, screen_default_nbr, w, "test_server", XCB_IM_ALL_LOCALES,
+        &styles, &keys, &keys, &encodings, 0, callback, key_symbols);
+    assert(xcb_im_open_im(im));
+
+    printf("winid:%u\n", w);
+
+    xcb_generic_event_t *event;
+    while ((event = xcb_wait_for_event(connection))) {
+        xcb_im_filter_event(im, event);
+        free(event);
+        if (end) {
+            break;
+        }
+    }
+
+    xcb_im_close_im(im);
+    xcb_im_destroy(im);
+
+    xcb_key_symbols_free(key_symbols);
+    xcb_disconnect(connection);
+
+    return 0;
+}