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/* vim:set et ts=4 sts=4:
*
* ibus-libzhuyin - New Zhuyin engine based on libzhuyin for IBus
*
* Copyright (c) 2014 Peng Wu <alexepico@gmail.com>
*
* 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, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "ZYFallbackEditor.h"
#include <assert.h>
#include "ZYSymbols.h"
#include "ZYZhuyinProperties.h"
namespace ZY {
inline gboolean
FallbackEditor::processPunct (guint keyval, guint keycode, guint modifiers)
{
guint cmshm_modifiers = cmshm_filter (modifiers);
if (G_UNLIKELY (keyval == IBUS_period && cmshm_modifiers == IBUS_CONTROL_MASK)) {
m_props.toggleModeFullPunct ();
return TRUE;
}
/* check ctrl, alt, hyper, supper masks */
if (cmshm_modifiers != 0)
return FALSE;
/* English mode */
if (!m_props.modeChinese ()) {
/* Punctuation character */
if (is_half_punct (keyval)) {
if (G_UNLIKELY (m_props.modeFullPunct ())) {
String punct;
half_punct_to_full_punct (keyval, punct);
commit (punct);
} else {
commit (keyval);
}
return TRUE;
}
} else {
/* Chinese mode, handled by ZhuyinEditor or PinyinEditor. */
return TRUE;
}
return FALSE;
}
inline gboolean
FallbackEditor::processEnglish (guint keyval, guint keycode, guint modifiers) {
guint cmshm_modifiers = cmshm_filter (modifiers);
/* check ctrl, alt, hyper, supper masks */
if (cmshm_modifiers != 0)
return FALSE;
/* English mode */
if (!m_props.modeChinese ()) {
/* English character */
if (is_half_english (keyval)) {
if (G_UNLIKELY (m_props.modeFullEnglish ())) {
String english;
half_english_to_full_english (keyval, english);
commit (english);
} else {
commit (keyval);
}
return TRUE;
}
} else {
/* Chinese mode, handled by ZhuyinEditor or PinyinEditor. */
return TRUE;
}
return FALSE;
}
gboolean
FallbackEditor::processKeyEvent (guint keyval, guint keycode, guint modifiers)
{
gboolean retval = FALSE;
modifiers &= (IBUS_SHIFT_MASK |
IBUS_CONTROL_MASK |
IBUS_MOD1_MASK |
IBUS_SUPER_MASK |
IBUS_HYPER_MASK |
IBUS_META_MASK);
switch (keyval) {
/* numbers */
case IBUS_KP_0 ... IBUS_KP_9:
keyval = keyval - IBUS_KP_0 + IBUS_0;
case IBUS_0 ... IBUS_9:
/* letters */
case IBUS_a ... IBUS_z:
case IBUS_A ... IBUS_Z:
if (modifiers == 0) {
retval = processEnglish (keyval, keycode, modifiers);
}
break;
/* punct */
case IBUS_exclam ... IBUS_slash:
case IBUS_colon ... IBUS_at:
case IBUS_bracketleft ... IBUS_quoteleft:
case IBUS_braceleft ... IBUS_asciitilde:
retval = processPunct (keyval, keycode, modifiers);
break;
case IBUS_KP_Equal:
retval = processPunct ('=', keycode, modifiers);
break;
case IBUS_KP_Multiply:
retval = processPunct ('*', keycode, modifiers);
break;
case IBUS_KP_Add:
retval = processPunct ('+', keycode, modifiers);
break;
#if 0
case IBUS_KP_Separator:
retval = processPunct (IBUS_separator, keycode, modifiers);
break;
#endif
case IBUS_KP_Subtract:
retval = processPunct ('-', keycode, modifiers);
break;
case IBUS_KP_Decimal:
retval = processPunct ('.', keycode, modifiers);
break;
case IBUS_KP_Divide:
retval = processPunct ('/', keycode, modifiers);
break;
/* space */
case IBUS_KP_Space:
keyval = IBUS_space;
case IBUS_space:
retval = processEnglish (keyval, keycode, modifiers);
break;
/* others */
default:
break;
}
return retval;
}
void
FallbackEditor::reset (void) {
m_quote = TRUE;
m_double_quote = TRUE;
m_prev_committed_char = 0;
}
};
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