1 /* -*- mode: C; c-basic-offset: 4; indent-tabs-mode: nil; -*- */
2 /* vim:set et sts=4: */
3 /* ibus - The Input Bus
4  * Copyright (C) 2008-2013 Peng Huang <shawn.p.huang@gmail.com>
5  * Copyright (C) 2008-2020 Red Hat, Inc.
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this library; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301
20  * USA
21  */
22 
23 #if !defined (__IBUS_H_INSIDE__) && !defined (IBUS_COMPILATION)
24 #error "Only <ibus.h> can be included directly"
25 #endif
26 
27 #ifndef __IBUS_TYPES_H_
28 #define __IBUS_TYPES_H_
29 
30 /**
31  * SECTION: ibustypes
32  * @short_description: Generic types for  IBus.
33  * @stability: Stable
34  *
35  * This section consists generic types for IBus, including shift/control key
36  * modifiers,
37  * and a rectangle structure.
38  */
39 
40 /**
41  * IBusModifierType:
42  * @IBUS_SHIFT_MASK: Shift  is activated.
43  * @IBUS_LOCK_MASK: Cap Lock is locked.
44  * @IBUS_CONTROL_MASK: Control key is activated.
45  * @IBUS_MOD1_MASK: Modifier 1 (Usually Alt_L (0x40),  Alt_R (0x6c),  Meta_L (0xcd)) activated.
46  * @IBUS_MOD2_MASK: Modifier 2 (Usually Num_Lock (0x4d)) activated.
47  * @IBUS_MOD3_MASK: Modifier 3 activated.
48  * @IBUS_MOD4_MASK: Modifier 4 (Usually Super_L (0xce),  Hyper_L (0xcf)) activated.
49  * @IBUS_MOD5_MASK: Modifier 5 (ISO_Level3_Shift (0x5c),  Mode_switch (0xcb)) activated.
50  * @IBUS_BUTTON1_MASK: Mouse button 1 (left) is activated.
51  * @IBUS_BUTTON2_MASK: Mouse button 2 (middle) is activated.
52  * @IBUS_BUTTON3_MASK: Mouse button 3 (right) is activated.
53  * @IBUS_BUTTON4_MASK: Mouse button 4 (scroll up) is activated.
54  * @IBUS_BUTTON5_MASK: Mouse button 5 (scroll down) is activated.
55  * @IBUS_HANDLED_MASK: Handled mask indicates the event has been handled by ibus.
56  * @IBUS_FORWARD_MASK: Forward mask indicates the event has been forward from ibus.
57  * @IBUS_IGNORED_MASK: It is an alias of IBUS_FORWARD_MASK.
58  * @IBUS_SUPER_MASK: Super (Usually Win) key is activated.
59  * @IBUS_HYPER_MASK: Hyper key is activated.
60  * @IBUS_META_MASK: Meta key is activated.
61  * @IBUS_RELEASE_MASK: Key is released.
62  * @IBUS_MODIFIER_MASK: Modifier mask for the all the masks above.
63  *
64  * Handles key modifier such as control, shift and alt and release event.
65  * Note that nits 15 - 25 are currently unused, while bit 29 is used internally.
66  */
67 typedef enum
68 {
69     IBUS_SHIFT_MASK    = 1 << 0,
70     IBUS_LOCK_MASK     = 1 << 1,
71     IBUS_CONTROL_MASK  = 1 << 2,
72     IBUS_MOD1_MASK     = 1 << 3,
73     IBUS_MOD2_MASK     = 1 << 4,
74     IBUS_MOD3_MASK     = 1 << 5,
75     IBUS_MOD4_MASK     = 1 << 6,
76     IBUS_MOD5_MASK     = 1 << 7,
77     IBUS_BUTTON1_MASK  = 1 << 8,
78     IBUS_BUTTON2_MASK  = 1 << 9,
79     IBUS_BUTTON3_MASK  = 1 << 10,
80     IBUS_BUTTON4_MASK  = 1 << 11,
81     IBUS_BUTTON5_MASK  = 1 << 12,
82 
83     /* The next few modifiers are used by XKB, so we skip to the end.
84      * Bits 15 - 23 are currently unused. Bit 29 is used internally.
85      */
86 
87     /* ibus mask */
88     IBUS_HANDLED_MASK  = 1 << 24,
89     IBUS_FORWARD_MASK  = 1 << 25,
90     IBUS_IGNORED_MASK  = IBUS_FORWARD_MASK,
91 
92     IBUS_SUPER_MASK    = 1 << 26,
93     IBUS_HYPER_MASK    = 1 << 27,
94     IBUS_META_MASK     = 1 << 28,
95 
96     IBUS_RELEASE_MASK  = 1 << 30,
97 
98     IBUS_MODIFIER_MASK = 0x5f001fff
99 } IBusModifierType;
100 
101 /**
102  * IBusCapabilite:
103  * @IBUS_CAP_PREEDIT_TEXT: UI is capable to show pre-edit text.
104  * @IBUS_CAP_AUXILIARY_TEXT: UI is capable to show auxiliary text.
105  * @IBUS_CAP_LOOKUP_TABLE: UI is capable to show the lookup table.
106  * @IBUS_CAP_FOCUS: UI is capable to get focus.
107  * @IBUS_CAP_PROPERTY: UI is capable to have property.
108  * @IBUS_CAP_SURROUNDING_TEXT: Client can provide surround text,
109  *  or IME can handle surround text.
110  *
111  * Capability flags of UI.
112  */
113 typedef enum {
114     IBUS_CAP_PREEDIT_TEXT       = 1 << 0,
115     IBUS_CAP_AUXILIARY_TEXT     = 1 << 1,
116     IBUS_CAP_LOOKUP_TABLE       = 1 << 2,
117     IBUS_CAP_FOCUS              = 1 << 3,
118     IBUS_CAP_PROPERTY           = 1 << 4,
119     IBUS_CAP_SURROUNDING_TEXT   = 1 << 5,
120 } IBusCapabilite;
121 
122 /**
123  * IBusPreeditFocusMode:
124  * @IBUS_ENGINE_PREEDIT_CLEAR: pre-edit text is cleared.
125  * @IBUS_ENGINE_PREEDIT_COMMIT: pre-edit text is committed.
126  *
127  * Pre-edit commit mode when the focus is lost.
128  */
129 typedef enum {
130     IBUS_ENGINE_PREEDIT_CLEAR   = 0,
131     IBUS_ENGINE_PREEDIT_COMMIT  = 1,
132 } IBusPreeditFocusMode;
133 
134 /**
135  * IBusOrientation:
136  * @IBUS_ORIENTATION_HORIZONTAL: Horizontal orientation.
137  * @IBUS_ORIENTATION_VERTICAL: Vertival orientation.
138  * @IBUS_ORIENTATION_SYSTEM: Use ibus global orientation setup.
139  *
140  * Orientation of UI.
141  */
142 typedef enum {
143     IBUS_ORIENTATION_HORIZONTAL = 0,
144     IBUS_ORIENTATION_VERTICAL   = 1,
145     IBUS_ORIENTATION_SYSTEM     = 2,
146 } IBusOrientation;
147 
148 /**
149  * IBusBusNameFlag:
150  * @IBUS_BUS_NAME_FLAG_ALLOW_REPLACEMENT:
151  *    same as DBUS_NAME_FLAG_ALLOW_REPLACEMENT
152  * @IBUS_BUS_NAME_FLAG_REPLACE_EXISTING:
153  *    same as DBUS_NAME_FLAG_REPLACE_EXISTING
154  * @IBUS_BUS_NAME_FLAG_DO_NOT_QUEUE:
155  *    same as DBUS_NAME_FLAG_DO_NOT_QUEUE
156  */
157 typedef enum {
158     IBUS_BUS_NAME_FLAG_ALLOW_REPLACEMENT   = (1 << 0),
159     IBUS_BUS_NAME_FLAG_REPLACE_EXISTING    = (1 << 1),
160     IBUS_BUS_NAME_FLAG_DO_NOT_QUEUE        = (1 << 2),
161 } IBusBusNameFlag;
162 
163 /**
164  * IBusBusRequestNameReply:
165  * @IBUS_BUS_REQUEST_NAME_REPLY_PRIMARY_OWNER:
166  *    same as DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER
167  * @IBUS_BUS_REQUEST_NAME_REPLY_IN_QUEUE:
168  *    same as DBUS_REQUEST_NAME_REPLY_IN_QUEUE
169  * @IBUS_BUS_REQUEST_NAME_REPLY_EXISTS:
170  *    same as DBUS_REQUEST_NAME_REPLY_EXISTS
171  * @IBUS_BUS_REQUEST_NAME_REPLY_ALREADY_OWNER:
172  *    same as DBUS_REQUEST_NAME_REPLY_ALREADY_OWNER
173  */
174 typedef enum {
175     IBUS_BUS_REQUEST_NAME_REPLY_PRIMARY_OWNER   = 1,
176     IBUS_BUS_REQUEST_NAME_REPLY_IN_QUEUE        = 2,
177     IBUS_BUS_REQUEST_NAME_REPLY_EXISTS          = 3,
178     IBUS_BUS_REQUEST_NAME_REPLY_ALREADY_OWNER   = 4,
179 } IBusBusRequestNameReply;
180 
181 /**
182  * IBusBusStartServiceByNameReply:
183  * @IBUS_BUS_START_REPLY_SUCCESS:
184  *    same as DBUS_START_REPLY_SUCCESS
185  * @IBUS_BUS_START_REPLY_ALREADY_RUNNING:
186  *    same as DBUS_START_REPLY_ALREADY_RUNNING
187  */
188 typedef enum {
189     IBUS_BUS_START_REPLY_SUCCESS = 1,
190     IBUS_BUS_START_REPLY_ALREADY_RUNNING = 2,
191 } IBusBusStartServiceByNameReply;
192 
193 /**
194  * IBusError:
195  * @IBUS_ERROR_NO_ENGINE:
196  * There is no engine associated with input context.
197  * @IBUS_ERROR_NO_CONFIG:
198  * There is no config module running.
199  * @IBUS_ERROR_FAILED:
200  * General failure.
201  */
202 typedef enum {
203     IBUS_ERROR_NO_ENGINE,
204     IBUS_ERROR_NO_CONFIG,
205     IBUS_ERROR_FAILED
206 } IBusError;
207 
208 /**
209  * IBusRectangle:
210  * @x: x coordinate.
211  * @y: y coordinate.
212  * @width: width of the rectangle.
213  * @height: height of the renctangl.
214  *
215  * Rectangle definition.
216  */
217 typedef struct _IBusRectangle IBusRectangle;
218 struct _IBusRectangle {
219     gint x;
220     gint y;
221     gint width;
222     gint height;
223 };
224 
225 /**
226  * IBusFreeFunc:
227  * @object: object to be freed.
228  *
229  * Free function prototype.
230  */
231 typedef void (* IBusFreeFunc) (gpointer object);
232 
233 /**
234  * IBusInputPurpose:
235  * @IBUS_INPUT_PURPOSE_FREE_FORM: Allow any character
236  * @IBUS_INPUT_PURPOSE_ALPHA: Allow only alphabetic characters
237  * @IBUS_INPUT_PURPOSE_DIGITS: Allow only digits
238  * @IBUS_INPUT_PURPOSE_NUMBER: Edited field expects numbers
239  * @IBUS_INPUT_PURPOSE_PHONE: Edited field expects phone number
240  * @IBUS_INPUT_PURPOSE_URL: Edited field expects URL
241  * @IBUS_INPUT_PURPOSE_EMAIL: Edited field expects email address
242  * @IBUS_INPUT_PURPOSE_NAME: Edited field expects the name of a person
243  * @IBUS_INPUT_PURPOSE_PASSWORD: Like @IBUS_INPUT_PURPOSE_FREE_FORM,
244  *     but characters are hidden
245  * @IBUS_INPUT_PURPOSE_PIN: Like @IBUS_INPUT_PURPOSE_DIGITS, but
246  *     characters are hidden
247  * @IBUS_INPUT_PURPOSE_TERMINAL: Allow any character, in addition to control
248  *     codes. Since 1.5.24
249  *
250  * Describes primary purpose of the input context.  This information
251  * is particularly useful to implement intelligent behavior in
252  * engines, such as automatic input-mode switch and text prediction.
253  *
254  * Note that the purpose is not meant to impose a totally strict rule
255  * about allowed characters, and does not replace input validation.
256  * It is fine for an on-screen keyboard to let the user override the
257  * character set restriction that is expressed by the purpose. The
258  * application is expected to validate the entry contents, even if
259  * it specified a purpose.
260  *
261  * The difference between @IBUS_INPUT_PURPOSE_DIGITS and
262  * @IBUS_INPUT_PURPOSE_NUMBER is that the former accepts only digits
263  * while the latter also some punctuation (like commas or points, plus,
264  * minus) and “e” or “E” as in 3.14E+000.
265  *
266  * This enumeration may be extended in the future; engines should
267  * interpret unknown values as 'free form'.
268  *
269  * Since: 1.5.4
270  */
271 typedef enum
272 {
273     IBUS_INPUT_PURPOSE_FREE_FORM,
274     IBUS_INPUT_PURPOSE_ALPHA,
275     IBUS_INPUT_PURPOSE_DIGITS,
276     IBUS_INPUT_PURPOSE_NUMBER,
277     IBUS_INPUT_PURPOSE_PHONE,
278     IBUS_INPUT_PURPOSE_URL,
279     IBUS_INPUT_PURPOSE_EMAIL,
280     IBUS_INPUT_PURPOSE_NAME,
281     IBUS_INPUT_PURPOSE_PASSWORD,
282     IBUS_INPUT_PURPOSE_PIN,
283     IBUS_INPUT_PURPOSE_TERMINAL
284 } IBusInputPurpose;
285 
286 /**
287  * IBusInputHints:
288  * @IBUS_INPUT_HINT_NONE: No special behaviour suggested
289  * @IBUS_INPUT_HINT_SPELLCHECK: Suggest checking for typos
290  * @IBUS_INPUT_HINT_NO_SPELLCHECK: Suggest not checking for typos
291  * @IBUS_INPUT_HINT_WORD_COMPLETION: Suggest word completion
292  * @IBUS_INPUT_HINT_LOWERCASE: Suggest to convert all text to lowercase
293  * @IBUS_INPUT_HINT_UPPERCASE_CHARS: Suggest to capitalize all text
294  * @IBUS_INPUT_HINT_UPPERCASE_WORDS: Suggest to capitalize the first
295  *     character of each word
296  * @IBUS_INPUT_HINT_UPPERCASE_SENTENCES: Suggest to capitalize the
297  *     first word of each sentence
298  * @IBUS_INPUT_HINT_INHIBIT_OSK: Suggest to not show an onscreen keyboard
299  *     (e.g for a calculator that already has all the keys).
300  * @IBUS_INPUT_HINT_VERTICAL_WRITING: The text is vertical. Since 1.5.11
301  * @IBUS_INPUT_HINT_EMOJI: Suggest offering Emoji support. Since 1.5.24
302  * @IBUS_INPUT_HINT_NO_EMOJI: Suggest not offering Emoji support. Since 1.5.24
303  *
304  * Describes hints that might be taken into account by engines.  Note
305  * that engines may already tailor their behaviour according to the
306  * #IBusInputPurpose of the entry.
307  *
308  * Some common sense is expected when using these flags - mixing
309  * @IBUS_INPUT_HINT_LOWERCASE with any of the uppercase hints makes no sense.
310  *
311  * This enumeration may be extended in the future; engines should
312  * ignore unknown values.
313  *
314  * Since: 1.5.4
315  */
316 typedef enum
317 {
318     IBUS_INPUT_HINT_NONE                = 0,
319     IBUS_INPUT_HINT_SPELLCHECK          = 1 << 0,
320     IBUS_INPUT_HINT_NO_SPELLCHECK       = 1 << 1,
321     IBUS_INPUT_HINT_WORD_COMPLETION     = 1 << 2,
322     IBUS_INPUT_HINT_LOWERCASE           = 1 << 3,
323     IBUS_INPUT_HINT_UPPERCASE_CHARS     = 1 << 4,
324     IBUS_INPUT_HINT_UPPERCASE_WORDS     = 1 << 5,
325     IBUS_INPUT_HINT_UPPERCASE_SENTENCES = 1 << 6,
326     IBUS_INPUT_HINT_INHIBIT_OSK         = 1 << 7,
327     IBUS_INPUT_HINT_VERTICAL_WRITING    = 1 << 8,
328     IBUS_INPUT_HINT_EMOJI               = 1 << 9,
329     IBUS_INPUT_HINT_NO_EMOJI            = 1 << 10
330 } IBusInputHints;
331 
332 #endif
333 
334