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authorJeremy Kerr <jk@ozlabs.org>2018-04-12 14:17:51 +0800
committerJeremy Kerr <jk@ozlabs.org>2018-04-12 14:17:51 +0800
commit3d1888960d61461991f0542413964bcf8df42c40 (patch)
tree8752a833ae13d6b1cc5af4032e41d45490d688fa /im/example.c
downloadfbterm-3d1888960d61461991f0542413964bcf8df42c40.tar.gz
fbterm-3d1888960d61461991f0542413964bcf8df42c40.zip
Initial commit
From fbterm 1.7.0, at https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/fbterm/fbterm-1.7.0.tar.gz Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Diffstat (limited to 'im/example.c')
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1 files changed, 128 insertions, 0 deletions
diff --git a/im/example.c b/im/example.c
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+/*
+ * Copyright © 2008-2010 dragchan <zgchan317@gmail.com>
+ * This file is part of FbTerm.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "imapi.h"
+#include "keycode.h"
+
+static char raw_mode = 1;
+static unsigned cursorx, cursory;
+
+static void im_active()
+{
+ if (raw_mode) {
+ init_keycode_state();
+ }
+}
+
+static void im_deactive()
+{
+ Rectangle rect = { 0, 0, 0, 0 };
+ set_im_window(0, rect);
+ set_im_window(1, rect);
+}
+
+static void process_raw_key(char *buf, unsigned len)
+{
+ unsigned i;
+ for (i = 0; i < len; i++) {
+ char down = !(buf[i] & 0x80);
+ short code = buf[i] & 0x7f;
+
+ if (!code) {
+ if (i + 2 >= len) break;
+
+ code = (buf[++i] & 0x7f) << 7;
+ code |= buf[++i] & 0x7f;
+ if (!(buf[i] & 0x80) || !(buf[i - 1] & 0x80)) continue;
+ }
+
+ unsigned short keysym = keycode_to_keysym(code, down);
+ char *str = keysym_to_term_string(keysym, down);
+
+ put_im_text(str, strlen(str));
+ }
+}
+
+static void process_key(char *keys, unsigned len)
+{
+ if (raw_mode) {
+ process_raw_key(keys, len);
+ } else {
+ put_im_text(keys, len);
+ }
+}
+
+static void im_show(unsigned winid)
+{
+ static const char str[] = "a IM example";
+
+ Rectangle rect;
+ rect.x = cursorx + 10, rect.y = cursory + 10;
+ rect.w = 40, rect.h = 20;
+
+ set_im_window(0, rect);
+ fill_rect(rect, Gray);
+
+ rect.y += rect.h + 10;
+ rect.w = 180;
+ rect.h = 30;
+
+ set_im_window(1, rect);
+ fill_rect(rect, Gray);
+ draw_text(rect.x + 5, rect.y + 5, Black, Gray, str, sizeof(str) - 1);
+}
+
+static void im_hide()
+{
+}
+
+static void cursor_pos_changed(unsigned x, unsigned y)
+{
+ cursorx = x;
+ cursory = y;
+ im_show(-1);
+}
+
+static void update_fbterm_info(Info *info)
+{
+}
+
+static ImCallbacks cbs = {
+ im_active, // .active
+ im_deactive, // .deactive
+ im_show, // .show_ui
+ im_hide, // .hide_ui
+ process_key, // .send_key
+ cursor_pos_changed, // .cursor_position
+ update_fbterm_info, // .fbterm_info
+ update_term_mode // .term_mode
+};
+
+int main()
+{
+ register_im_callbacks(cbs);
+ connect_fbterm(raw_mode);
+ while (check_im_message()) ;
+
+ return 0;
+}
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