Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright © 2012 Openismus GmbH |
Jan Arne Petersen | 4c26518 | 2012-09-09 23:08:30 +0200 | [diff] [blame] | 3 | * Copyright © 2012 Intel Corporation |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 4 | * |
| 5 | * Permission to use, copy, modify, distribute, and sell this software and |
| 6 | * its documentation for any purpose is hereby granted without fee, provided |
| 7 | * that the above copyright notice appear in all copies and that both that |
| 8 | * copyright notice and this permission notice appear in supporting |
| 9 | * documentation, and that the name of the copyright holders not be used in |
| 10 | * advertising or publicity pertaining to distribution of the software |
| 11 | * without specific, written prior permission. The copyright holders make |
| 12 | * no representations about the suitability of this software for any |
| 13 | * purpose. It is provided "as is" without express or implied warranty. |
| 14 | * |
| 15 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS |
| 16 | * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| 17 | * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| 18 | * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER |
| 19 | * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF |
| 20 | * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 21 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 22 | */ |
| 23 | |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 24 | #include "config.h" |
| 25 | |
Philipp Brüschweiler | 591cfca | 2012-07-11 22:25:29 +0200 | [diff] [blame] | 26 | #include <assert.h> |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 27 | #include <stdio.h> |
| 28 | #include <stdlib.h> |
| 29 | #include <string.h> |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 30 | #include <stdbool.h> |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 31 | |
| 32 | #include <linux/input.h> |
| 33 | #include <cairo.h> |
| 34 | |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 35 | #include <pango/pangocairo.h> |
| 36 | |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 37 | #include "window.h" |
| 38 | #include "text-client-protocol.h" |
| 39 | |
| 40 | struct text_entry { |
| 41 | struct widget *widget; |
Jan Arne Petersen | e829adc | 2012-08-10 16:47:22 +0200 | [diff] [blame] | 42 | struct window *window; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 43 | char *text; |
| 44 | int active; |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 45 | uint32_t cursor; |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 46 | uint32_t anchor; |
Jan Arne Petersen | 4653531 | 2013-01-16 21:26:38 +0100 | [diff] [blame] | 47 | struct { |
| 48 | char *text; |
| 49 | int32_t cursor; |
| 50 | char *commit; |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 51 | PangoAttrList *attr_list; |
Jan Arne Petersen | 4653531 | 2013-01-16 21:26:38 +0100 | [diff] [blame] | 52 | } preedit; |
| 53 | struct { |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 54 | PangoAttrList *attr_list; |
Jan Arne Petersen | 4653531 | 2013-01-16 21:26:38 +0100 | [diff] [blame] | 55 | int32_t cursor; |
| 56 | } preedit_info; |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 57 | struct { |
| 58 | int32_t cursor; |
| 59 | int32_t anchor; |
Jan Arne Petersen | 919bc14 | 2013-04-18 16:47:34 +0200 | [diff] [blame] | 60 | uint32_t delete_index; |
| 61 | uint32_t delete_length; |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 62 | } pending_commit; |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 63 | struct wl_text_input *text_input; |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 64 | PangoLayout *layout; |
Jan Arne Petersen | cd99706 | 2012-11-18 19:06:44 +0100 | [diff] [blame] | 65 | struct { |
| 66 | xkb_mod_mask_t shift_mask; |
| 67 | } keysym; |
Jan Arne Petersen | c7d2a98 | 2013-01-16 21:26:39 +0100 | [diff] [blame] | 68 | uint32_t serial; |
Jan Arne Petersen | 00191c7 | 2013-04-18 16:47:33 +0200 | [diff] [blame] | 69 | uint32_t reset_serial; |
Jan Arne Petersen | 0558a93 | 2013-01-16 21:26:45 +0100 | [diff] [blame] | 70 | uint32_t content_purpose; |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 71 | uint32_t click_to_show; |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 72 | char *preferred_language; |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 73 | bool button_pressed; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 74 | }; |
| 75 | |
| 76 | struct editor { |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 77 | struct wl_text_input_manager *text_input_manager; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 78 | struct display *display; |
| 79 | struct window *window; |
| 80 | struct widget *widget; |
| 81 | struct text_entry *entry; |
| 82 | struct text_entry *editor; |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 83 | struct text_entry *active_entry; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 84 | }; |
| 85 | |
Jan Arne Petersen | 6345faa | 2012-11-05 03:26:39 +0100 | [diff] [blame] | 86 | static const char * |
Jan Arne Petersen | 6345faa | 2012-11-05 03:26:39 +0100 | [diff] [blame] | 87 | utf8_end_char(const char *p) |
| 88 | { |
| 89 | while ((*p & 0xc0) == 0x80) |
| 90 | p++; |
| 91 | return p; |
| 92 | } |
| 93 | |
| 94 | static const char * |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 95 | utf8_prev_char(const char *s, const char *p) |
| 96 | { |
| 97 | for (--p; p >= s; --p) { |
| 98 | if ((*p & 0xc0) != 0x80) |
| 99 | return p; |
| 100 | } |
| 101 | return NULL; |
| 102 | } |
| 103 | |
| 104 | static const char * |
Jan Arne Petersen | 6345faa | 2012-11-05 03:26:39 +0100 | [diff] [blame] | 105 | utf8_next_char(const char *p) |
| 106 | { |
| 107 | if (*p != 0) |
| 108 | return utf8_end_char(++p); |
| 109 | return NULL; |
| 110 | } |
| 111 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 112 | static void text_entry_redraw_handler(struct widget *widget, void *data); |
| 113 | static void text_entry_button_handler(struct widget *widget, |
| 114 | struct input *input, uint32_t time, |
| 115 | uint32_t button, |
| 116 | enum wl_pointer_button_state state, void *data); |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 117 | static int text_entry_motion_handler(struct widget *widget, |
| 118 | struct input *input, uint32_t time, |
| 119 | float x, float y, void *data); |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 120 | static void text_entry_insert_at_cursor(struct text_entry *entry, const char *text, |
| 121 | int32_t cursor, int32_t anchor); |
Jan Arne Petersen | 43f4aa8 | 2012-09-09 23:08:43 +0200 | [diff] [blame] | 122 | static void text_entry_set_preedit(struct text_entry *entry, |
| 123 | const char *preedit_text, |
| 124 | int preedit_cursor); |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 125 | static void text_entry_delete_text(struct text_entry *entry, |
| 126 | uint32_t index, uint32_t length); |
Jan Arne Petersen | e386dd2 | 2012-09-17 15:28:09 +0200 | [diff] [blame] | 127 | static void text_entry_delete_selected_text(struct text_entry *entry); |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 128 | static void text_entry_reset_preedit(struct text_entry *entry); |
| 129 | static void text_entry_commit_and_reset(struct text_entry *entry); |
Jan Arne Petersen | fe89e71 | 2013-04-18 16:47:27 +0200 | [diff] [blame] | 130 | static void text_entry_get_cursor_rectangle(struct text_entry *entry, struct rectangle *rectangle); |
| 131 | static void text_entry_update(struct text_entry *entry); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 132 | |
| 133 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 134 | text_input_commit_string(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 135 | struct wl_text_input *text_input, |
Jan Arne Petersen | c7d2a98 | 2013-01-16 21:26:39 +0100 | [diff] [blame] | 136 | uint32_t serial, |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 137 | const char *text) |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 138 | { |
| 139 | struct text_entry *entry = data; |
| 140 | |
Jan Arne Petersen | 00191c7 | 2013-04-18 16:47:33 +0200 | [diff] [blame] | 141 | if ((entry->serial - serial) > (entry->serial - entry->reset_serial)) { |
| 142 | fprintf(stderr, "Ignore commit. Serial: %u, Current: %u, Reset: %u\n", |
| 143 | serial, entry->serial, entry->reset_serial); |
| 144 | return; |
| 145 | } |
| 146 | |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 147 | text_entry_reset_preedit(entry); |
| 148 | |
Jan Arne Petersen | 919bc14 | 2013-04-18 16:47:34 +0200 | [diff] [blame] | 149 | |
| 150 | if (entry->pending_commit.delete_length) { |
| 151 | text_entry_delete_text(entry, |
| 152 | entry->pending_commit.delete_index, |
| 153 | entry->pending_commit.delete_length); |
Jan Arne Petersen | a96953d | 2013-05-30 13:57:02 +0200 | [diff] [blame] | 154 | } else { |
| 155 | text_entry_delete_selected_text(entry); |
Jan Arne Petersen | 919bc14 | 2013-04-18 16:47:34 +0200 | [diff] [blame] | 156 | } |
| 157 | |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 158 | text_entry_insert_at_cursor(entry, text, |
| 159 | entry->pending_commit.cursor, |
| 160 | entry->pending_commit.anchor); |
| 161 | |
| 162 | memset(&entry->pending_commit, 0, sizeof entry->pending_commit); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 163 | |
| 164 | widget_schedule_redraw(entry->widget); |
| 165 | } |
| 166 | |
Jan Arne Petersen | 72f6082 | 2012-08-10 16:47:19 +0200 | [diff] [blame] | 167 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 168 | text_input_preedit_string(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 169 | struct wl_text_input *text_input, |
Jan Arne Petersen | c7d2a98 | 2013-01-16 21:26:39 +0100 | [diff] [blame] | 170 | uint32_t serial, |
Jan Arne Petersen | 72f6082 | 2012-08-10 16:47:19 +0200 | [diff] [blame] | 171 | const char *text, |
Jan Arne Petersen | 4653531 | 2013-01-16 21:26:38 +0100 | [diff] [blame] | 172 | const char *commit) |
Jan Arne Petersen | 72f6082 | 2012-08-10 16:47:19 +0200 | [diff] [blame] | 173 | { |
Jan Arne Petersen | 43f4aa8 | 2012-09-09 23:08:43 +0200 | [diff] [blame] | 174 | struct text_entry *entry = data; |
| 175 | |
Jan Arne Petersen | a96953d | 2013-05-30 13:57:02 +0200 | [diff] [blame] | 176 | if (entry->pending_commit.delete_length) { |
| 177 | text_entry_delete_text(entry, |
| 178 | entry->pending_commit.delete_index, |
| 179 | entry->pending_commit.delete_length); |
| 180 | } else { |
| 181 | text_entry_delete_selected_text(entry); |
| 182 | } |
| 183 | memset(&entry->pending_commit, 0, sizeof entry->pending_commit); |
| 184 | |
Jan Arne Petersen | 4653531 | 2013-01-16 21:26:38 +0100 | [diff] [blame] | 185 | text_entry_set_preedit(entry, text, entry->preedit_info.cursor); |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 186 | entry->preedit.commit = strdup(commit); |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 187 | entry->preedit.attr_list = entry->preedit_info.attr_list; |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 188 | |
| 189 | entry->preedit_info.cursor = 0; |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 190 | entry->preedit_info.attr_list = NULL; |
Jan Arne Petersen | 43f4aa8 | 2012-09-09 23:08:43 +0200 | [diff] [blame] | 191 | |
Jan Arne Petersen | fe89e71 | 2013-04-18 16:47:27 +0200 | [diff] [blame] | 192 | text_entry_update(entry); |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 193 | |
Jan Arne Petersen | 43f4aa8 | 2012-09-09 23:08:43 +0200 | [diff] [blame] | 194 | widget_schedule_redraw(entry->widget); |
Jan Arne Petersen | 72f6082 | 2012-08-10 16:47:19 +0200 | [diff] [blame] | 195 | } |
| 196 | |
| 197 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 198 | text_input_delete_surrounding_text(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 199 | struct wl_text_input *text_input, |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 200 | int32_t index, |
| 201 | uint32_t length) |
| 202 | { |
| 203 | struct text_entry *entry = data; |
Jan Arne Petersen | 919bc14 | 2013-04-18 16:47:34 +0200 | [diff] [blame] | 204 | uint32_t text_length; |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 205 | |
Jan Arne Petersen | 919bc14 | 2013-04-18 16:47:34 +0200 | [diff] [blame] | 206 | entry->pending_commit.delete_index = entry->cursor + index; |
| 207 | entry->pending_commit.delete_length = length; |
| 208 | |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 209 | text_length = strlen(entry->text); |
Jan Arne Petersen | 919bc14 | 2013-04-18 16:47:34 +0200 | [diff] [blame] | 210 | |
| 211 | if (entry->pending_commit.delete_index > text_length) { |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 212 | fprintf(stderr, "Invalid cursor index %d\n", index); |
Jan Arne Petersen | 919bc14 | 2013-04-18 16:47:34 +0200 | [diff] [blame] | 213 | entry->pending_commit.delete_length = 0; |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 214 | return; |
| 215 | } |
| 216 | |
Jan Arne Petersen | 895a128 | 2013-05-30 13:57:04 +0200 | [diff] [blame^] | 217 | if (length > text_length || |
| 218 | entry->pending_commit.delete_index + length > text_length) { |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 219 | fprintf(stderr, "Invalid length %d\n", length); |
Jan Arne Petersen | 919bc14 | 2013-04-18 16:47:34 +0200 | [diff] [blame] | 220 | entry->pending_commit.delete_length = 0; |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 221 | return; |
| 222 | } |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 223 | } |
| 224 | |
| 225 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 226 | text_input_cursor_position(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 227 | struct wl_text_input *text_input, |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 228 | int32_t index, |
| 229 | int32_t anchor) |
| 230 | { |
| 231 | struct text_entry *entry = data; |
| 232 | |
| 233 | entry->pending_commit.cursor = index; |
| 234 | entry->pending_commit.anchor = anchor; |
| 235 | } |
| 236 | |
| 237 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 238 | text_input_preedit_styling(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 239 | struct wl_text_input *text_input, |
Jan Arne Petersen | 4653531 | 2013-01-16 21:26:38 +0100 | [diff] [blame] | 240 | uint32_t index, |
| 241 | uint32_t length, |
| 242 | uint32_t style) |
Jan Arne Petersen | 72f6082 | 2012-08-10 16:47:19 +0200 | [diff] [blame] | 243 | { |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 244 | struct text_entry *entry = data; |
| 245 | PangoAttribute *attr1 = NULL; |
| 246 | PangoAttribute *attr2 = NULL; |
| 247 | |
| 248 | if (!entry->preedit_info.attr_list) |
| 249 | entry->preedit_info.attr_list = pango_attr_list_new(); |
| 250 | |
| 251 | switch (style) { |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 252 | case WL_TEXT_INPUT_PREEDIT_STYLE_DEFAULT: |
| 253 | case WL_TEXT_INPUT_PREEDIT_STYLE_UNDERLINE: |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 254 | attr1 = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE); |
| 255 | break; |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 256 | case WL_TEXT_INPUT_PREEDIT_STYLE_INCORRECT: |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 257 | attr1 = pango_attr_underline_new(PANGO_UNDERLINE_ERROR); |
| 258 | attr2 = pango_attr_underline_color_new(65535, 0, 0); |
| 259 | break; |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 260 | case WL_TEXT_INPUT_PREEDIT_STYLE_SELECTION: |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 261 | attr1 = pango_attr_background_new(0.3 * 65535, 0.3 * 65535, 65535); |
| 262 | attr2 = pango_attr_foreground_new(65535, 65535, 65535); |
| 263 | break; |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 264 | case WL_TEXT_INPUT_PREEDIT_STYLE_HIGHLIGHT: |
| 265 | case WL_TEXT_INPUT_PREEDIT_STYLE_ACTIVE: |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 266 | attr1 = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE); |
| 267 | attr2 = pango_attr_weight_new(PANGO_WEIGHT_BOLD); |
| 268 | break; |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 269 | case WL_TEXT_INPUT_PREEDIT_STYLE_INACTIVE: |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 270 | attr1 = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE); |
| 271 | attr2 = pango_attr_foreground_new(0.3 * 65535, 0.3 * 65535, 0.3 * 65535); |
| 272 | break; |
| 273 | } |
| 274 | |
| 275 | if (attr1) { |
| 276 | attr1->start_index = entry->cursor + index; |
| 277 | attr1->end_index = entry->cursor + index + length; |
| 278 | pango_attr_list_insert(entry->preedit_info.attr_list, attr1); |
| 279 | } |
| 280 | |
| 281 | if (attr2) { |
| 282 | attr2->start_index = entry->cursor + index; |
| 283 | attr2->end_index = entry->cursor + index + length; |
| 284 | pango_attr_list_insert(entry->preedit_info.attr_list, attr2); |
| 285 | } |
Jan Arne Petersen | 72f6082 | 2012-08-10 16:47:19 +0200 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 289 | text_input_preedit_cursor(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 290 | struct wl_text_input *text_input, |
Jan Arne Petersen | 4653531 | 2013-01-16 21:26:38 +0100 | [diff] [blame] | 291 | int32_t index) |
| 292 | { |
| 293 | struct text_entry *entry = data; |
| 294 | |
| 295 | entry->preedit_info.cursor = index; |
| 296 | } |
| 297 | |
| 298 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 299 | text_input_modifiers_map(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 300 | struct wl_text_input *text_input, |
Jan Arne Petersen | d9be93b | 2012-11-18 19:06:43 +0100 | [diff] [blame] | 301 | struct wl_array *map) |
| 302 | { |
Jan Arne Petersen | cd99706 | 2012-11-18 19:06:44 +0100 | [diff] [blame] | 303 | struct text_entry *entry = data; |
| 304 | |
| 305 | entry->keysym.shift_mask = keysym_modifiers_get_mask(map, "Shift"); |
Jan Arne Petersen | d9be93b | 2012-11-18 19:06:43 +0100 | [diff] [blame] | 306 | } |
| 307 | |
| 308 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 309 | text_input_keysym(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 310 | struct wl_text_input *text_input, |
Jan Arne Petersen | d9be93b | 2012-11-18 19:06:43 +0100 | [diff] [blame] | 311 | uint32_t serial, |
| 312 | uint32_t time, |
| 313 | uint32_t key, |
| 314 | uint32_t state, |
| 315 | uint32_t modifiers) |
Jan Arne Petersen | 72f6082 | 2012-08-10 16:47:19 +0200 | [diff] [blame] | 316 | { |
Jan Arne Petersen | 8aba11d | 2012-09-17 15:28:07 +0200 | [diff] [blame] | 317 | struct text_entry *entry = data; |
Jan Arne Petersen | cd99706 | 2012-11-18 19:06:44 +0100 | [diff] [blame] | 318 | const char *state_label = "release"; |
| 319 | const char *key_label = "Unknown"; |
Jan Arne Petersen | 6345faa | 2012-11-05 03:26:39 +0100 | [diff] [blame] | 320 | const char *new_char; |
Jan Arne Petersen | ce8a443 | 2012-09-09 23:08:45 +0200 | [diff] [blame] | 321 | |
| 322 | if (state == WL_KEYBOARD_KEY_STATE_PRESSED) { |
| 323 | state_label = "pressed"; |
Jan Arne Petersen | ce8a443 | 2012-09-09 23:08:45 +0200 | [diff] [blame] | 324 | } |
| 325 | |
Jan Arne Petersen | cd99706 | 2012-11-18 19:06:44 +0100 | [diff] [blame] | 326 | if (key == XKB_KEY_Left || |
| 327 | key == XKB_KEY_Right) { |
| 328 | if (state != WL_KEYBOARD_KEY_STATE_RELEASED) |
| 329 | return; |
| 330 | |
| 331 | if (key == XKB_KEY_Left) |
| 332 | new_char = utf8_prev_char(entry->text, entry->text + entry->cursor); |
| 333 | else |
| 334 | new_char = utf8_next_char(entry->text + entry->cursor); |
| 335 | |
| 336 | if (new_char != NULL) { |
| 337 | entry->cursor = new_char - entry->text; |
Jan Arne Petersen | cd99706 | 2012-11-18 19:06:44 +0100 | [diff] [blame] | 338 | } |
| 339 | |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 340 | if (!(modifiers & entry->keysym.shift_mask)) |
| 341 | entry->anchor = entry->cursor; |
| 342 | widget_schedule_redraw(entry->widget); |
| 343 | |
Jan Arne Petersen | cd99706 | 2012-11-18 19:06:44 +0100 | [diff] [blame] | 344 | return; |
| 345 | } |
| 346 | |
Jan Arne Petersen | 3fb6e71 | 2013-01-16 21:26:52 +0100 | [diff] [blame] | 347 | if (key == XKB_KEY_BackSpace) { |
| 348 | const char *start, *end; |
| 349 | |
Jan Arne Petersen | dfd3446 | 2013-04-18 16:47:26 +0200 | [diff] [blame] | 350 | if (state != WL_KEYBOARD_KEY_STATE_RELEASED) |
| 351 | return; |
| 352 | |
Jan Arne Petersen | 3fb6e71 | 2013-01-16 21:26:52 +0100 | [diff] [blame] | 353 | text_entry_commit_and_reset(entry); |
| 354 | |
| 355 | start = utf8_prev_char(entry->text, entry->text + entry->cursor); |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 356 | end = utf8_next_char(start); |
Jan Arne Petersen | 3fb6e71 | 2013-01-16 21:26:52 +0100 | [diff] [blame] | 357 | |
| 358 | if (start == NULL) |
| 359 | return; |
| 360 | |
Jan Arne Petersen | 3fb6e71 | 2013-01-16 21:26:52 +0100 | [diff] [blame] | 361 | text_entry_delete_text(entry, |
| 362 | start - entry->text, |
| 363 | end - start); |
| 364 | |
| 365 | return; |
| 366 | } |
| 367 | |
Jan Arne Petersen | ce8a443 | 2012-09-09 23:08:45 +0200 | [diff] [blame] | 368 | switch (key) { |
| 369 | case XKB_KEY_Tab: |
| 370 | key_label = "Tab"; |
| 371 | break; |
| 372 | case XKB_KEY_KP_Enter: |
Jan Arne Petersen | cd99706 | 2012-11-18 19:06:44 +0100 | [diff] [blame] | 373 | case XKB_KEY_Return: |
Jan Arne Petersen | ce8a443 | 2012-09-09 23:08:45 +0200 | [diff] [blame] | 374 | key_label = "Enter"; |
| 375 | break; |
Jan Arne Petersen | ce8a443 | 2012-09-09 23:08:45 +0200 | [diff] [blame] | 376 | } |
| 377 | |
| 378 | fprintf(stderr, "%s key was %s.\n", key_label, state_label); |
Jan Arne Petersen | 72f6082 | 2012-08-10 16:47:19 +0200 | [diff] [blame] | 379 | } |
| 380 | |
| 381 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 382 | text_input_enter(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 383 | struct wl_text_input *text_input, |
Jan Arne Petersen | 680275f | 2012-09-24 14:51:14 +0200 | [diff] [blame] | 384 | struct wl_surface *surface) |
Jan Arne Petersen | de3b6a1 | 2012-08-10 16:47:21 +0200 | [diff] [blame] | 385 | { |
| 386 | struct text_entry *entry = data; |
| 387 | |
Jan Arne Petersen | 680275f | 2012-09-24 14:51:14 +0200 | [diff] [blame] | 388 | if (surface != window_get_wl_surface(entry->window)) |
| 389 | return; |
| 390 | |
Jan Arne Petersen | de3b6a1 | 2012-08-10 16:47:21 +0200 | [diff] [blame] | 391 | entry->active = 1; |
| 392 | |
Jan Arne Petersen | 00191c7 | 2013-04-18 16:47:33 +0200 | [diff] [blame] | 393 | text_entry_update(entry); |
| 394 | entry->reset_serial = entry->serial; |
| 395 | |
Jan Arne Petersen | de3b6a1 | 2012-08-10 16:47:21 +0200 | [diff] [blame] | 396 | widget_schedule_redraw(entry->widget); |
| 397 | } |
| 398 | |
| 399 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 400 | text_input_leave(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 401 | struct wl_text_input *text_input) |
Jan Arne Petersen | de3b6a1 | 2012-08-10 16:47:21 +0200 | [diff] [blame] | 402 | { |
| 403 | struct text_entry *entry = data; |
| 404 | |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 405 | text_entry_commit_and_reset(entry); |
| 406 | |
Jan Arne Petersen | de3b6a1 | 2012-08-10 16:47:21 +0200 | [diff] [blame] | 407 | entry->active = 0; |
| 408 | |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 409 | wl_text_input_hide_input_panel(text_input); |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 410 | |
Jan Arne Petersen | de3b6a1 | 2012-08-10 16:47:21 +0200 | [diff] [blame] | 411 | widget_schedule_redraw(entry->widget); |
| 412 | } |
| 413 | |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 414 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 415 | text_input_input_panel_state(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 416 | struct wl_text_input *text_input, |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 417 | uint32_t state) |
| 418 | { |
| 419 | } |
| 420 | |
Jan Arne Petersen | ece6b5a | 2013-04-18 16:47:15 +0200 | [diff] [blame] | 421 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 422 | text_input_language(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 423 | struct wl_text_input *text_input, |
Jan Arne Petersen | ece6b5a | 2013-04-18 16:47:15 +0200 | [diff] [blame] | 424 | uint32_t serial, |
| 425 | const char *language) |
| 426 | { |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 427 | fprintf(stderr, "input language is %s \n", language); |
Jan Arne Petersen | ece6b5a | 2013-04-18 16:47:15 +0200 | [diff] [blame] | 428 | } |
| 429 | |
| 430 | static void |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 431 | text_input_text_direction(void *data, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 432 | struct wl_text_input *text_input, |
Jan Arne Petersen | ece6b5a | 2013-04-18 16:47:15 +0200 | [diff] [blame] | 433 | uint32_t serial, |
| 434 | uint32_t direction) |
| 435 | { |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 436 | struct text_entry *entry = data; |
| 437 | PangoContext *context = pango_layout_get_context(entry->layout); |
| 438 | PangoDirection pango_direction; |
| 439 | |
| 440 | |
| 441 | switch (direction) { |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 442 | case WL_TEXT_INPUT_TEXT_DIRECTION_LTR: |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 443 | pango_direction = PANGO_DIRECTION_LTR; |
| 444 | break; |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 445 | case WL_TEXT_INPUT_TEXT_DIRECTION_RTL: |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 446 | pango_direction = PANGO_DIRECTION_RTL; |
| 447 | break; |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 448 | case WL_TEXT_INPUT_TEXT_DIRECTION_AUTO: |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 449 | default: |
| 450 | pango_direction = PANGO_DIRECTION_NEUTRAL; |
| 451 | } |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 452 | |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 453 | pango_context_set_base_dir(context, pango_direction); |
Jan Arne Petersen | ece6b5a | 2013-04-18 16:47:15 +0200 | [diff] [blame] | 454 | } |
| 455 | |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 456 | static const struct wl_text_input_listener text_input_listener = { |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 457 | text_input_enter, |
| 458 | text_input_leave, |
| 459 | text_input_modifiers_map, |
| 460 | text_input_input_panel_state, |
| 461 | text_input_preedit_string, |
| 462 | text_input_preedit_styling, |
| 463 | text_input_preedit_cursor, |
| 464 | text_input_commit_string, |
| 465 | text_input_cursor_position, |
| 466 | text_input_delete_surrounding_text, |
| 467 | text_input_keysym, |
| 468 | text_input_language, |
| 469 | text_input_text_direction |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 470 | }; |
| 471 | |
| 472 | static struct text_entry* |
| 473 | text_entry_create(struct editor *editor, const char *text) |
| 474 | { |
| 475 | struct text_entry *entry; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 476 | |
Jan Arne Petersen | cd99706 | 2012-11-18 19:06:44 +0100 | [diff] [blame] | 477 | entry = calloc(1, sizeof *entry); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 478 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 479 | entry->widget = widget_add_widget(editor->widget, entry); |
Jan Arne Petersen | e829adc | 2012-08-10 16:47:22 +0200 | [diff] [blame] | 480 | entry->window = editor->window; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 481 | entry->text = strdup(text); |
| 482 | entry->active = 0; |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 483 | entry->cursor = strlen(text); |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 484 | entry->anchor = entry->cursor; |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 485 | entry->text_input = wl_text_input_manager_create_text_input(editor->text_input_manager); |
| 486 | wl_text_input_add_listener(entry->text_input, &text_input_listener, entry); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 487 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 488 | widget_set_redraw_handler(entry->widget, text_entry_redraw_handler); |
| 489 | widget_set_button_handler(entry->widget, text_entry_button_handler); |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 490 | widget_set_motion_handler(entry->widget, text_entry_motion_handler); |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 491 | |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 492 | return entry; |
| 493 | } |
| 494 | |
| 495 | static void |
| 496 | text_entry_destroy(struct text_entry *entry) |
| 497 | { |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 498 | widget_destroy(entry->widget); |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 499 | wl_text_input_destroy(entry->text_input); |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 500 | g_clear_object(&entry->layout); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 501 | free(entry->text); |
| 502 | free(entry); |
| 503 | } |
| 504 | |
| 505 | static void |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 506 | redraw_handler(struct widget *widget, void *data) |
| 507 | { |
| 508 | struct editor *editor = data; |
| 509 | cairo_surface_t *surface; |
| 510 | struct rectangle allocation; |
| 511 | cairo_t *cr; |
| 512 | |
| 513 | surface = window_get_surface(editor->window); |
| 514 | widget_get_allocation(editor->widget, &allocation); |
| 515 | |
| 516 | cr = cairo_create(surface); |
| 517 | cairo_rectangle(cr, allocation.x, allocation.y, allocation.width, allocation.height); |
| 518 | cairo_clip(cr); |
| 519 | |
| 520 | cairo_translate(cr, allocation.x, allocation.y); |
| 521 | |
| 522 | /* Draw background */ |
| 523 | cairo_push_group(cr); |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 524 | cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 525 | cairo_set_source_rgba(cr, 1, 1, 1, 1); |
| 526 | cairo_rectangle(cr, 0, 0, allocation.width, allocation.height); |
| 527 | cairo_fill(cr); |
| 528 | |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 529 | cairo_pop_group_to_source(cr); |
| 530 | cairo_paint(cr); |
| 531 | |
| 532 | cairo_destroy(cr); |
| 533 | cairo_surface_destroy(surface); |
| 534 | } |
| 535 | |
| 536 | static void |
| 537 | text_entry_allocate(struct text_entry *entry, int32_t x, int32_t y, |
| 538 | int32_t width, int32_t height) |
| 539 | { |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 540 | widget_set_allocation(entry->widget, x, y, width, height); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 541 | } |
| 542 | |
| 543 | static void |
| 544 | resize_handler(struct widget *widget, |
| 545 | int32_t width, int32_t height, void *data) |
| 546 | { |
| 547 | struct editor *editor = data; |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 548 | struct rectangle allocation; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 549 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 550 | widget_get_allocation(editor->widget, &allocation); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 551 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 552 | text_entry_allocate(editor->entry, |
| 553 | allocation.x + 20, allocation.y + 20, |
| 554 | width - 40, height / 2 - 40); |
| 555 | text_entry_allocate(editor->editor, |
| 556 | allocation.x + 20, allocation.y + height / 2 + 20, |
| 557 | width - 40, height / 2 - 40); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 558 | } |
| 559 | |
| 560 | static void |
Jan Arne Petersen | e829adc | 2012-08-10 16:47:22 +0200 | [diff] [blame] | 561 | text_entry_activate(struct text_entry *entry, |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 562 | struct wl_seat *seat) |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 563 | { |
Jan Arne Petersen | e829adc | 2012-08-10 16:47:22 +0200 | [diff] [blame] | 564 | struct wl_surface *surface = window_get_wl_surface(entry->window); |
| 565 | |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 566 | if (entry->click_to_show && entry->active) { |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 567 | wl_text_input_show_input_panel(entry->text_input); |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 568 | |
| 569 | return; |
| 570 | } |
| 571 | |
| 572 | if (!entry->click_to_show) |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 573 | wl_text_input_show_input_panel(entry->text_input); |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 574 | |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 575 | wl_text_input_activate(entry->text_input, |
| 576 | seat, |
| 577 | surface); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 578 | } |
| 579 | |
| 580 | static void |
Jan Arne Petersen | e829adc | 2012-08-10 16:47:22 +0200 | [diff] [blame] | 581 | text_entry_deactivate(struct text_entry *entry, |
| 582 | struct wl_seat *seat) |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 583 | { |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 584 | wl_text_input_deactivate(entry->text_input, |
| 585 | seat); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 586 | } |
| 587 | |
| 588 | static void |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 589 | text_entry_update_layout(struct text_entry *entry) |
| 590 | { |
| 591 | char *text; |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 592 | PangoAttrList *attr_list; |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 593 | |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 594 | assert(entry->cursor <= (strlen(entry->text) + |
| 595 | (entry->preedit.text ? strlen(entry->preedit.text) : 0))); |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 596 | |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 597 | if (entry->preedit.text) { |
| 598 | text = malloc(strlen(entry->text) + strlen(entry->preedit.text) + 1); |
| 599 | strncpy(text, entry->text, entry->cursor); |
| 600 | strcpy(text + entry->cursor, entry->preedit.text); |
| 601 | strcpy(text + entry->cursor + strlen(entry->preedit.text), |
| 602 | entry->text + entry->cursor); |
| 603 | } else { |
| 604 | text = strdup(entry->text); |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 605 | } |
| 606 | |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 607 | if (entry->cursor != entry->anchor) { |
| 608 | int start_index = MIN(entry->cursor, entry->anchor); |
| 609 | int end_index = MAX(entry->cursor, entry->anchor); |
| 610 | PangoAttribute *attr; |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 611 | |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 612 | attr_list = pango_attr_list_copy(entry->preedit.attr_list); |
| 613 | |
| 614 | if (!attr_list) |
| 615 | attr_list = pango_attr_list_new(); |
| 616 | |
| 617 | attr = pango_attr_background_new(0.3 * 65535, 0.3 * 65535, 65535); |
| 618 | attr->start_index = start_index; |
| 619 | attr->end_index = end_index; |
| 620 | pango_attr_list_insert(attr_list, attr); |
| 621 | |
| 622 | attr = pango_attr_foreground_new(65535, 65535, 65535); |
| 623 | attr->start_index = start_index; |
| 624 | attr->end_index = end_index; |
| 625 | pango_attr_list_insert(attr_list, attr); |
| 626 | } else { |
| 627 | attr_list = pango_attr_list_ref(entry->preedit.attr_list); |
| 628 | } |
| 629 | |
| 630 | if (entry->preedit.text && !entry->preedit.attr_list) { |
| 631 | PangoAttribute *attr; |
| 632 | |
| 633 | if (!attr_list) |
| 634 | attr_list = pango_attr_list_new(); |
| 635 | |
| 636 | attr = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE); |
| 637 | attr->start_index = entry->cursor; |
| 638 | attr->end_index = entry->cursor + strlen(entry->preedit.text); |
| 639 | pango_attr_list_insert(attr_list, attr); |
| 640 | } |
| 641 | |
| 642 | if (entry->layout) { |
| 643 | pango_layout_set_text(entry->layout, text, -1); |
| 644 | pango_layout_set_attributes(entry->layout, attr_list); |
| 645 | } |
| 646 | |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 647 | free(text); |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 648 | pango_attr_list_unref(attr_list); |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 649 | } |
| 650 | |
| 651 | static void |
Jan Arne Petersen | 0558a93 | 2013-01-16 21:26:45 +0100 | [diff] [blame] | 652 | text_entry_update(struct text_entry *entry) |
| 653 | { |
Jan Arne Petersen | fe89e71 | 2013-04-18 16:47:27 +0200 | [diff] [blame] | 654 | struct rectangle cursor_rectangle; |
| 655 | |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 656 | wl_text_input_set_content_type(entry->text_input, |
| 657 | WL_TEXT_INPUT_CONTENT_HINT_NONE, |
| 658 | entry->content_purpose); |
Jan Arne Petersen | 0558a93 | 2013-01-16 21:26:45 +0100 | [diff] [blame] | 659 | |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 660 | wl_text_input_set_surrounding_text(entry->text_input, |
| 661 | entry->text, |
| 662 | entry->cursor, |
| 663 | entry->anchor); |
Jan Arne Petersen | 0eabcaa | 2013-01-31 15:52:20 +0100 | [diff] [blame] | 664 | |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 665 | if (entry->preferred_language) |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 666 | wl_text_input_set_preferred_language(entry->text_input, |
| 667 | entry->preferred_language); |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 668 | |
Jan Arne Petersen | fe89e71 | 2013-04-18 16:47:27 +0200 | [diff] [blame] | 669 | text_entry_get_cursor_rectangle(entry, &cursor_rectangle); |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 670 | wl_text_input_set_cursor_rectangle(entry->text_input, cursor_rectangle.x, cursor_rectangle.y, |
| 671 | cursor_rectangle.width, cursor_rectangle.height); |
Jan Arne Petersen | fe89e71 | 2013-04-18 16:47:27 +0200 | [diff] [blame] | 672 | |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 673 | wl_text_input_commit_state(entry->text_input, ++entry->serial); |
Jan Arne Petersen | 0558a93 | 2013-01-16 21:26:45 +0100 | [diff] [blame] | 674 | } |
| 675 | |
| 676 | static void |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 677 | text_entry_insert_at_cursor(struct text_entry *entry, const char *text, |
| 678 | int32_t cursor, int32_t anchor) |
Jan Arne Petersen | 09e7c96 | 2012-09-09 23:08:37 +0200 | [diff] [blame] | 679 | { |
| 680 | char *new_text = malloc(strlen(entry->text) + strlen(text) + 1); |
| 681 | |
| 682 | strncpy(new_text, entry->text, entry->cursor); |
| 683 | strcpy(new_text + entry->cursor, text); |
| 684 | strcpy(new_text + entry->cursor + strlen(text), |
| 685 | entry->text + entry->cursor); |
| 686 | |
| 687 | free(entry->text); |
| 688 | entry->text = new_text; |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 689 | if (anchor >= 0) |
| 690 | entry->anchor = entry->cursor + strlen(text) + anchor; |
| 691 | else |
| 692 | entry->anchor = entry->cursor + 1 + anchor; |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 693 | |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 694 | if (cursor >= 0) |
| 695 | entry->cursor += strlen(text) + cursor; |
| 696 | else |
| 697 | entry->cursor += 1 + cursor; |
Jan Arne Petersen | 09e7c96 | 2012-09-09 23:08:37 +0200 | [diff] [blame] | 698 | |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 699 | text_entry_update_layout(entry); |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 700 | |
| 701 | widget_schedule_redraw(entry->widget); |
| 702 | |
Jan Arne Petersen | 0558a93 | 2013-01-16 21:26:45 +0100 | [diff] [blame] | 703 | text_entry_update(entry); |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 704 | } |
| 705 | |
| 706 | static void |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 707 | text_entry_reset_preedit(struct text_entry *entry) |
| 708 | { |
| 709 | entry->preedit.cursor = 0; |
| 710 | |
| 711 | free(entry->preedit.text); |
| 712 | entry->preedit.text = NULL; |
| 713 | |
| 714 | free(entry->preedit.commit); |
| 715 | entry->preedit.commit = NULL; |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 716 | |
| 717 | pango_attr_list_unref(entry->preedit.attr_list); |
| 718 | entry->preedit.attr_list = NULL; |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 719 | } |
| 720 | |
| 721 | static void |
| 722 | text_entry_commit_and_reset(struct text_entry *entry) |
| 723 | { |
| 724 | char *commit = NULL; |
| 725 | |
| 726 | if (entry->preedit.commit) |
| 727 | commit = strdup(entry->preedit.commit); |
| 728 | |
| 729 | text_entry_reset_preedit(entry); |
| 730 | if (commit) { |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 731 | text_entry_insert_at_cursor(entry, commit, 0, 0); |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 732 | free(commit); |
| 733 | } |
Jan Arne Petersen | 08015b6 | 2013-04-18 16:47:18 +0200 | [diff] [blame] | 734 | |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 735 | wl_text_input_reset(entry->text_input); |
Jan Arne Petersen | 00191c7 | 2013-04-18 16:47:33 +0200 | [diff] [blame] | 736 | text_entry_update(entry); |
| 737 | entry->reset_serial = entry->serial; |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 738 | } |
| 739 | |
| 740 | static void |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 741 | text_entry_set_preedit(struct text_entry *entry, |
| 742 | const char *preedit_text, |
| 743 | int preedit_cursor) |
| 744 | { |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 745 | text_entry_reset_preedit(entry); |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 746 | |
| 747 | if (!preedit_text) |
| 748 | return; |
| 749 | |
Jan Arne Petersen | 4653531 | 2013-01-16 21:26:38 +0100 | [diff] [blame] | 750 | entry->preedit.text = strdup(preedit_text); |
| 751 | entry->preedit.cursor = preedit_cursor; |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 752 | |
| 753 | text_entry_update_layout(entry); |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 754 | |
| 755 | widget_schedule_redraw(entry->widget); |
Jan Arne Petersen | 09e7c96 | 2012-09-09 23:08:37 +0200 | [diff] [blame] | 756 | } |
| 757 | |
Jan Arne Petersen | 3489ba9 | 2013-01-16 21:26:47 +0100 | [diff] [blame] | 758 | static uint32_t |
| 759 | text_entry_try_invoke_preedit_action(struct text_entry *entry, |
| 760 | int32_t x, int32_t y, |
| 761 | uint32_t button, |
| 762 | enum wl_pointer_button_state state) |
| 763 | { |
| 764 | int index, trailing; |
| 765 | uint32_t cursor; |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 766 | const char *text; |
Jan Arne Petersen | 3489ba9 | 2013-01-16 21:26:47 +0100 | [diff] [blame] | 767 | |
| 768 | if (!entry->preedit.text) |
| 769 | return 0; |
| 770 | |
| 771 | pango_layout_xy_to_index(entry->layout, |
| 772 | x * PANGO_SCALE, y * PANGO_SCALE, |
| 773 | &index, &trailing); |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 774 | |
| 775 | text = pango_layout_get_text(entry->layout); |
| 776 | cursor = g_utf8_offset_to_pointer(text + index, trailing) - text; |
Jan Arne Petersen | 3489ba9 | 2013-01-16 21:26:47 +0100 | [diff] [blame] | 777 | |
| 778 | if (cursor < entry->cursor || |
| 779 | cursor > entry->cursor + strlen(entry->preedit.text)) { |
| 780 | return 0; |
| 781 | } |
| 782 | |
| 783 | if (state == WL_POINTER_BUTTON_STATE_RELEASED) |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 784 | wl_text_input_invoke_action(entry->text_input, |
| 785 | button, |
| 786 | cursor - entry->cursor); |
Jan Arne Petersen | 3489ba9 | 2013-01-16 21:26:47 +0100 | [diff] [blame] | 787 | |
| 788 | return 1; |
| 789 | } |
| 790 | |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 791 | static bool |
| 792 | text_entry_has_preedit(struct text_entry *entry) |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 793 | { |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 794 | return entry->preedit.text && (strlen(entry->preedit.text) > 0); |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 795 | } |
| 796 | |
| 797 | static void |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 798 | text_entry_set_cursor_position(struct text_entry *entry, |
| 799 | int32_t x, int32_t y, |
| 800 | bool move_anchor) |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 801 | { |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 802 | int index, trailing; |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 803 | const char *text; |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 804 | uint32_t cursor; |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 805 | |
| 806 | pango_layout_xy_to_index(entry->layout, |
| 807 | x * PANGO_SCALE, y * PANGO_SCALE, |
| 808 | &index, &trailing); |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 809 | |
| 810 | text = pango_layout_get_text(entry->layout); |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 811 | |
| 812 | cursor = g_utf8_offset_to_pointer(text + index, trailing) - text; |
| 813 | |
| 814 | if (move_anchor) |
| 815 | entry->anchor = cursor; |
| 816 | |
| 817 | if (text_entry_has_preedit(entry)) { |
| 818 | text_entry_commit_and_reset(entry); |
| 819 | |
| 820 | assert(!text_entry_has_preedit(entry)); |
| 821 | } |
| 822 | |
| 823 | if (entry->cursor == cursor) |
| 824 | return; |
| 825 | |
| 826 | entry->cursor = cursor; |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 827 | |
| 828 | text_entry_update_layout(entry); |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 829 | |
| 830 | widget_schedule_redraw(entry->widget); |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 831 | |
Jan Arne Petersen | 0558a93 | 2013-01-16 21:26:45 +0100 | [diff] [blame] | 832 | text_entry_update(entry); |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 833 | } |
| 834 | |
| 835 | static void |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 836 | text_entry_delete_text(struct text_entry *entry, |
| 837 | uint32_t index, uint32_t length) |
| 838 | { |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 839 | uint32_t l; |
| 840 | |
Jan Arne Petersen | 895a128 | 2013-05-30 13:57:04 +0200 | [diff] [blame^] | 841 | assert(index <= strlen(entry->text)); |
| 842 | assert(index + length <= strlen(entry->text)); |
| 843 | assert(index + length >= length); |
Jan Arne Petersen | 80ad1a9 | 2012-09-17 15:28:10 +0200 | [diff] [blame] | 844 | |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 845 | l = strlen(entry->text + index + length); |
| 846 | memmove(entry->text + index, |
| 847 | entry->text + index + length, |
| 848 | l + 1); |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 849 | |
Jan Arne Petersen | 9eaa8e5 | 2013-05-30 13:57:03 +0200 | [diff] [blame] | 850 | if (entry->cursor > (index + length)) |
| 851 | entry->cursor -= length; |
| 852 | else if (entry->cursor > index) |
| 853 | entry->cursor = index; |
| 854 | |
| 855 | entry->anchor = entry->cursor; |
| 856 | |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 857 | text_entry_update_layout(entry); |
| 858 | |
| 859 | widget_schedule_redraw(entry->widget); |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 860 | |
Jan Arne Petersen | 0558a93 | 2013-01-16 21:26:45 +0100 | [diff] [blame] | 861 | text_entry_update(entry); |
Jan Arne Petersen | e202bae | 2012-09-09 23:08:44 +0200 | [diff] [blame] | 862 | } |
| 863 | |
| 864 | static void |
Jan Arne Petersen | e386dd2 | 2012-09-17 15:28:09 +0200 | [diff] [blame] | 865 | text_entry_delete_selected_text(struct text_entry *entry) |
| 866 | { |
| 867 | uint32_t start_index = entry->anchor < entry->cursor ? entry->anchor : entry->cursor; |
| 868 | uint32_t end_index = entry->anchor < entry->cursor ? entry->cursor : entry->anchor; |
| 869 | |
| 870 | if (entry->anchor == entry->cursor) |
| 871 | return; |
| 872 | |
| 873 | text_entry_delete_text(entry, start_index, end_index - start_index); |
| 874 | |
| 875 | entry->anchor = entry->cursor; |
| 876 | } |
| 877 | |
| 878 | static void |
Jan Arne Petersen | fe89e71 | 2013-04-18 16:47:27 +0200 | [diff] [blame] | 879 | text_entry_get_cursor_rectangle(struct text_entry *entry, struct rectangle *rectangle) |
| 880 | { |
| 881 | struct rectangle allocation; |
| 882 | PangoRectangle extents; |
| 883 | PangoRectangle cursor_pos; |
| 884 | |
| 885 | widget_get_allocation(entry->widget, &allocation); |
| 886 | |
| 887 | if (entry->preedit.text && entry->preedit.cursor < 0) { |
| 888 | rectangle->x = 0; |
| 889 | rectangle->y = 0; |
| 890 | rectangle->width = 0; |
| 891 | rectangle->height = 0; |
| 892 | return; |
| 893 | } |
| 894 | |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 895 | |
Jan Arne Petersen | fe89e71 | 2013-04-18 16:47:27 +0200 | [diff] [blame] | 896 | pango_layout_get_extents(entry->layout, &extents, NULL); |
| 897 | pango_layout_get_cursor_pos(entry->layout, |
| 898 | entry->cursor + entry->preedit.cursor, |
| 899 | &cursor_pos, NULL); |
| 900 | |
| 901 | rectangle->x = allocation.x + (allocation.height / 2) + PANGO_PIXELS(cursor_pos.x); |
| 902 | rectangle->y = allocation.y + 10 + PANGO_PIXELS(cursor_pos.y); |
| 903 | rectangle->width = PANGO_PIXELS(cursor_pos.width); |
| 904 | rectangle->height = PANGO_PIXELS(cursor_pos.height); |
| 905 | } |
| 906 | |
| 907 | static void |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 908 | text_entry_draw_cursor(struct text_entry *entry, cairo_t *cr) |
| 909 | { |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 910 | PangoRectangle extents; |
| 911 | PangoRectangle cursor_pos; |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 912 | |
Jan Arne Petersen | 4653531 | 2013-01-16 21:26:38 +0100 | [diff] [blame] | 913 | if (entry->preedit.text && entry->preedit.cursor < 0) |
| 914 | return; |
| 915 | |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 916 | pango_layout_get_extents(entry->layout, &extents, NULL); |
| 917 | pango_layout_get_cursor_pos(entry->layout, |
| 918 | entry->cursor + entry->preedit.cursor, |
| 919 | &cursor_pos, NULL); |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 920 | |
| 921 | cairo_set_line_width(cr, 1.0); |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 922 | cairo_move_to(cr, PANGO_PIXELS(cursor_pos.x), PANGO_PIXELS(extents.height) + 2); |
| 923 | cairo_line_to(cr, PANGO_PIXELS(cursor_pos.x), - 2); |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 924 | cairo_stroke(cr); |
| 925 | } |
| 926 | |
Philipp Brüschweiler | 9f897c7 | 2012-10-02 11:06:53 +0200 | [diff] [blame] | 927 | static const int text_offset_left = 10; |
| 928 | |
Jan Arne Petersen | c1fbcb7 | 2012-09-09 23:08:39 +0200 | [diff] [blame] | 929 | static void |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 930 | text_entry_redraw_handler(struct widget *widget, void *data) |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 931 | { |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 932 | struct text_entry *entry = data; |
| 933 | cairo_surface_t *surface; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 934 | struct rectangle allocation; |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 935 | cairo_t *cr; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 936 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 937 | surface = window_get_surface(entry->window); |
| 938 | widget_get_allocation(entry->widget, &allocation); |
| 939 | |
| 940 | cr = cairo_create(surface); |
| 941 | cairo_rectangle(cr, allocation.x, allocation.y, allocation.width, allocation.height); |
| 942 | cairo_clip(cr); |
| 943 | |
| 944 | cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
| 945 | |
| 946 | cairo_push_group(cr); |
| 947 | cairo_translate(cr, allocation.x, allocation.y); |
| 948 | |
| 949 | cairo_set_source_rgba(cr, 1, 1, 1, 1); |
| 950 | cairo_rectangle(cr, 0, 0, allocation.width, allocation.height); |
| 951 | cairo_fill(cr); |
| 952 | |
| 953 | cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
| 954 | |
| 955 | if (entry->active) { |
| 956 | cairo_rectangle(cr, 0, 0, allocation.width, allocation.height); |
| 957 | cairo_set_line_width (cr, 3); |
| 958 | cairo_set_source_rgba(cr, 0, 0, 1, 1.0); |
| 959 | cairo_stroke(cr); |
| 960 | } |
| 961 | |
| 962 | cairo_set_source_rgba(cr, 0, 0, 0, 1); |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 963 | |
Philipp Brüschweiler | 9f897c7 | 2012-10-02 11:06:53 +0200 | [diff] [blame] | 964 | cairo_translate(cr, text_offset_left, allocation.height / 2); |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 965 | |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 966 | if (!entry->layout) |
| 967 | entry->layout = pango_cairo_create_layout(cr); |
| 968 | else |
| 969 | pango_cairo_update_layout(cr, entry->layout); |
| 970 | |
| 971 | text_entry_update_layout(entry); |
| 972 | |
| 973 | pango_cairo_show_layout(cr, entry->layout); |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 974 | |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 975 | text_entry_draw_cursor(entry, cr); |
| 976 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 977 | cairo_pop_group_to_source(cr); |
| 978 | cairo_paint(cr); |
| 979 | |
| 980 | cairo_destroy(cr); |
| 981 | cairo_surface_destroy(surface); |
| 982 | } |
| 983 | |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 984 | static int |
| 985 | text_entry_motion_handler(struct widget *widget, |
| 986 | struct input *input, uint32_t time, |
| 987 | float x, float y, void *data) |
| 988 | { |
| 989 | struct text_entry *entry = data; |
| 990 | struct rectangle allocation; |
| 991 | |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 992 | if (!entry->button_pressed) { |
| 993 | return CURSOR_IBEAM; |
| 994 | } |
| 995 | |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 996 | widget_get_allocation(entry->widget, &allocation); |
| 997 | |
| 998 | text_entry_set_cursor_position(entry, |
Philipp Brüschweiler | 9f897c7 | 2012-10-02 11:06:53 +0200 | [diff] [blame] | 999 | x - allocation.x - text_offset_left, |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 1000 | y - allocation.y - text_offset_left, |
| 1001 | false); |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 1002 | |
| 1003 | return CURSOR_IBEAM; |
| 1004 | } |
| 1005 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 1006 | static void |
| 1007 | text_entry_button_handler(struct widget *widget, |
| 1008 | struct input *input, uint32_t time, |
| 1009 | uint32_t button, |
| 1010 | enum wl_pointer_button_state state, void *data) |
| 1011 | { |
| 1012 | struct text_entry *entry = data; |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 1013 | struct rectangle allocation; |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1014 | struct editor *editor; |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 1015 | int32_t x, y; |
Jan Arne Petersen | 3489ba9 | 2013-01-16 21:26:47 +0100 | [diff] [blame] | 1016 | uint32_t result; |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 1017 | |
| 1018 | widget_get_allocation(entry->widget, &allocation); |
| 1019 | input_get_position(input, &x, &y); |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 1020 | |
Jan Arne Petersen | 3489ba9 | 2013-01-16 21:26:47 +0100 | [diff] [blame] | 1021 | x -= allocation.x + text_offset_left; |
| 1022 | y -= allocation.y + text_offset_left; |
| 1023 | |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1024 | editor = window_get_user_data(entry->window); |
| 1025 | |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 1026 | if (button == BTN_LEFT) { |
| 1027 | entry->button_pressed = (state == WL_POINTER_BUTTON_STATE_PRESSED); |
Jan Arne Petersen | 3489ba9 | 2013-01-16 21:26:47 +0100 | [diff] [blame] | 1028 | |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 1029 | if (state == WL_POINTER_BUTTON_STATE_PRESSED) |
| 1030 | input_grab(input, entry->widget, button); |
| 1031 | else |
| 1032 | input_ungrab(input); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1033 | } |
| 1034 | |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 1035 | if (text_entry_has_preedit(entry)) { |
| 1036 | result = text_entry_try_invoke_preedit_action(entry, x, y, button, state); |
| 1037 | |
| 1038 | if (result) |
| 1039 | return; |
| 1040 | } |
Jan Arne Petersen | 7e634a0 | 2012-09-09 23:08:36 +0200 | [diff] [blame] | 1041 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 1042 | if (state == WL_POINTER_BUTTON_STATE_PRESSED) { |
| 1043 | struct wl_seat *seat = input_get_seat(input); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1044 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 1045 | text_entry_activate(entry, seat); |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1046 | editor->active_entry = entry; |
Jan Arne Petersen | 0e5bd45 | 2012-09-09 23:08:38 +0200 | [diff] [blame] | 1047 | |
Jan Arne Petersen | 1c45b4a | 2013-05-30 13:57:01 +0200 | [diff] [blame] | 1048 | text_entry_set_cursor_position(entry, x, y, true); |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 1049 | } |
| 1050 | } |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1051 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 1052 | static void |
| 1053 | editor_button_handler(struct widget *widget, |
| 1054 | struct input *input, uint32_t time, |
| 1055 | uint32_t button, |
| 1056 | enum wl_pointer_button_state state, void *data) |
| 1057 | { |
| 1058 | struct editor *editor = data; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1059 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 1060 | if (button != BTN_LEFT) { |
| 1061 | return; |
| 1062 | } |
Jan Arne Petersen | e829adc | 2012-08-10 16:47:22 +0200 | [diff] [blame] | 1063 | |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 1064 | if (state == WL_POINTER_BUTTON_STATE_PRESSED) { |
| 1065 | struct wl_seat *seat = input_get_seat(input); |
| 1066 | |
Jan Arne Petersen | e829adc | 2012-08-10 16:47:22 +0200 | [diff] [blame] | 1067 | text_entry_deactivate(editor->entry, seat); |
| 1068 | text_entry_deactivate(editor->editor, seat); |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1069 | editor->active_entry = NULL; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1070 | } |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1071 | } |
| 1072 | |
| 1073 | static void |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1074 | key_handler(struct window *window, |
| 1075 | struct input *input, uint32_t time, |
| 1076 | uint32_t key, uint32_t sym, enum wl_keyboard_key_state state, |
| 1077 | void *data) |
| 1078 | { |
| 1079 | struct editor *editor = data; |
| 1080 | struct text_entry *entry; |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 1081 | const char *new_char; |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1082 | char text[16]; |
| 1083 | |
| 1084 | if (!editor->active_entry) |
| 1085 | return; |
| 1086 | |
| 1087 | entry = editor->active_entry; |
| 1088 | |
| 1089 | if (state != WL_KEYBOARD_KEY_STATE_PRESSED) |
| 1090 | return; |
| 1091 | |
| 1092 | switch (sym) { |
| 1093 | case XKB_KEY_BackSpace: |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 1094 | text_entry_commit_and_reset(entry); |
| 1095 | |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 1096 | new_char = utf8_prev_char(entry->text, entry->text + entry->cursor); |
| 1097 | if (new_char != NULL) |
| 1098 | text_entry_delete_text(entry, |
| 1099 | new_char - entry->text, |
| 1100 | (entry->text + entry->cursor) - new_char); |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1101 | break; |
| 1102 | case XKB_KEY_Delete: |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 1103 | text_entry_commit_and_reset(entry); |
| 1104 | |
Jan Arne Petersen | 6851686 | 2013-04-18 16:47:42 +0200 | [diff] [blame] | 1105 | new_char = utf8_next_char(entry->text + entry->cursor); |
| 1106 | if (new_char != NULL) |
| 1107 | text_entry_delete_text(entry, |
| 1108 | entry->cursor, |
| 1109 | new_char - (entry->text + entry->cursor)); |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1110 | break; |
| 1111 | case XKB_KEY_Left: |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 1112 | text_entry_commit_and_reset(entry); |
| 1113 | |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1114 | new_char = utf8_prev_char(entry->text, entry->text + entry->cursor); |
| 1115 | if (new_char != NULL) { |
| 1116 | entry->cursor = new_char - entry->text; |
| 1117 | entry->anchor = entry->cursor; |
| 1118 | widget_schedule_redraw(entry->widget); |
| 1119 | } |
| 1120 | break; |
| 1121 | case XKB_KEY_Right: |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 1122 | text_entry_commit_and_reset(entry); |
| 1123 | |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1124 | new_char = utf8_next_char(entry->text + entry->cursor); |
| 1125 | if (new_char != NULL) { |
| 1126 | entry->cursor = new_char - entry->text; |
| 1127 | entry->anchor = entry->cursor; |
| 1128 | widget_schedule_redraw(entry->widget); |
| 1129 | } |
| 1130 | break; |
| 1131 | default: |
| 1132 | if (xkb_keysym_to_utf8(sym, text, sizeof(text)) <= 0) |
| 1133 | break; |
| 1134 | |
Jan Arne Petersen | 4a17fae | 2013-01-16 21:26:40 +0100 | [diff] [blame] | 1135 | text_entry_commit_and_reset(entry); |
| 1136 | |
Jan Arne Petersen | 1cc9e08 | 2013-01-31 15:52:23 +0100 | [diff] [blame] | 1137 | text_entry_insert_at_cursor(entry, text, 0, 0); |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1138 | break; |
| 1139 | } |
| 1140 | |
| 1141 | widget_schedule_redraw(entry->widget); |
| 1142 | } |
| 1143 | |
| 1144 | static void |
Kristian Høgsberg | fa80e11 | 2012-10-10 21:34:26 -0400 | [diff] [blame] | 1145 | global_handler(struct display *display, uint32_t name, |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1146 | const char *interface, uint32_t version, void *data) |
| 1147 | { |
| 1148 | struct editor *editor = data; |
| 1149 | |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 1150 | if (!strcmp(interface, "wl_text_input_manager")) { |
Jan Arne Petersen | 78d00e4 | 2013-04-18 16:47:24 +0200 | [diff] [blame] | 1151 | editor->text_input_manager = |
Kristian Høgsberg | fa80e11 | 2012-10-10 21:34:26 -0400 | [diff] [blame] | 1152 | display_bind(display, name, |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 1153 | &wl_text_input_manager_interface, 1); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1154 | } |
| 1155 | } |
| 1156 | |
| 1157 | int |
| 1158 | main(int argc, char *argv[]) |
| 1159 | { |
| 1160 | struct editor editor; |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 1161 | int i; |
| 1162 | uint32_t click_to_show = 0; |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 1163 | const char *preferred_language = NULL; |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 1164 | |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 1165 | for (i = 1; i < argc; i++) { |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 1166 | if (strcmp("--click-to-show", argv[i]) == 0) |
| 1167 | click_to_show = 1; |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 1168 | else if (strcmp("--preferred-language", argv[i]) == 0) { |
| 1169 | if (i + 1 < argc) { |
| 1170 | preferred_language = argv[i + 1]; |
| 1171 | i++; |
| 1172 | } |
| 1173 | } |
| 1174 | } |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1175 | |
Jan Arne Petersen | 25f6db5 | 2012-11-05 03:26:40 +0100 | [diff] [blame] | 1176 | memset(&editor, 0, sizeof editor); |
| 1177 | |
Jan Arne Petersen | 0a1cf39 | 2013-01-16 21:26:42 +0100 | [diff] [blame] | 1178 | #ifdef HAVE_PANGO |
| 1179 | g_type_init(); |
| 1180 | #endif |
| 1181 | |
Kristian Høgsberg | 4172f66 | 2013-02-20 15:27:49 -0500 | [diff] [blame] | 1182 | editor.display = display_create(&argc, argv); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1183 | if (editor.display == NULL) { |
| 1184 | fprintf(stderr, "failed to create display: %m\n"); |
| 1185 | return -1; |
| 1186 | } |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1187 | |
Kristian Høgsberg | fa80e11 | 2012-10-10 21:34:26 -0400 | [diff] [blame] | 1188 | display_set_user_data(editor.display, &editor); |
| 1189 | display_set_global_handler(editor.display, global_handler); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1190 | |
| 1191 | editor.window = window_create(editor.display); |
| 1192 | editor.widget = frame_create(editor.window, &editor); |
| 1193 | |
| 1194 | editor.entry = text_entry_create(&editor, "Entry"); |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 1195 | editor.entry->click_to_show = click_to_show; |
Jan Arne Petersen | 9d41913 | 2013-04-18 16:47:16 +0200 | [diff] [blame] | 1196 | if (preferred_language) |
| 1197 | editor.entry->preferred_language = strdup(preferred_language); |
Jan Arne Petersen | 0558a93 | 2013-01-16 21:26:45 +0100 | [diff] [blame] | 1198 | editor.editor = text_entry_create(&editor, "Numeric"); |
Jan Arne Petersen | 62ece76 | 2013-04-18 16:47:36 +0200 | [diff] [blame] | 1199 | editor.editor->content_purpose = WL_TEXT_INPUT_CONTENT_PURPOSE_NUMBER; |
Jan Arne Petersen | 6138197 | 2013-01-31 15:52:21 +0100 | [diff] [blame] | 1200 | editor.editor->click_to_show = click_to_show; |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1201 | |
| 1202 | window_set_title(editor.window, "Text Editor"); |
Rob Bradford | 9d1d32b | 2012-11-18 19:06:49 +0100 | [diff] [blame] | 1203 | window_set_key_handler(editor.window, key_handler); |
| 1204 | window_set_user_data(editor.window, &editor); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1205 | |
| 1206 | widget_set_redraw_handler(editor.widget, redraw_handler); |
| 1207 | widget_set_resize_handler(editor.widget, resize_handler); |
Jan Arne Petersen | f80bc06 | 2012-09-09 23:08:34 +0200 | [diff] [blame] | 1208 | widget_set_button_handler(editor.widget, editor_button_handler); |
Jan Arne Petersen | cba9e47 | 2012-06-21 21:52:19 +0200 | [diff] [blame] | 1209 | |
| 1210 | window_schedule_resize(editor.window, 500, 400); |
| 1211 | |
| 1212 | display_run(editor.display); |
| 1213 | |
| 1214 | text_entry_destroy(editor.entry); |
| 1215 | text_entry_destroy(editor.editor); |
| 1216 | |
| 1217 | return 0; |
| 1218 | } |