зеркало из https://github.com/mozilla/gecko-dev.git
1229 строки
44 KiB
C++
1229 строки
44 KiB
C++
/* -*- Mode: c++; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
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* vim: set sw=4 ts=4 expandtab:
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "GeckoEditableSupport.h"
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#include "AndroidRect.h"
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#include "KeyEvent.h"
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#include "PuppetWidget.h"
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#include "android_npapi.h"
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#include "nsIContent.h"
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#include "nsISelection.h"
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#include "mozilla/IMEStateManager.h"
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#include "mozilla/TextComposition.h"
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#include "mozilla/TextEventDispatcherListener.h"
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#include "mozilla/TextEvents.h"
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#include <android/log.h>
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#ifdef DEBUG_ANDROID_IME
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#define ALOGIME(args...) __android_log_print(ANDROID_LOG_INFO, \
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"GeckoEditableSupport" , ## args)
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#else
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#define ALOGIME(args...) do { } while (0)
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#endif
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template<> const char
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nsWindow::NativePtr<mozilla::widget::GeckoEditableSupport>::sName[] =
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"GeckoEditableSupport";
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static uint32_t
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ConvertAndroidKeyCodeToDOMKeyCode(int32_t androidKeyCode)
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{
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// Special-case alphanumeric keycodes because they are most common.
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if (androidKeyCode >= AKEYCODE_A &&
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androidKeyCode <= AKEYCODE_Z) {
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return androidKeyCode - AKEYCODE_A + NS_VK_A;
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}
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if (androidKeyCode >= AKEYCODE_0 &&
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androidKeyCode <= AKEYCODE_9) {
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return androidKeyCode - AKEYCODE_0 + NS_VK_0;
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}
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switch (androidKeyCode) {
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// KEYCODE_UNKNOWN (0) ... KEYCODE_HOME (3)
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case AKEYCODE_BACK: return NS_VK_ESCAPE;
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// KEYCODE_CALL (5) ... KEYCODE_POUND (18)
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case AKEYCODE_DPAD_UP: return NS_VK_UP;
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case AKEYCODE_DPAD_DOWN: return NS_VK_DOWN;
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case AKEYCODE_DPAD_LEFT: return NS_VK_LEFT;
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case AKEYCODE_DPAD_RIGHT: return NS_VK_RIGHT;
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case AKEYCODE_DPAD_CENTER: return NS_VK_RETURN;
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case AKEYCODE_VOLUME_UP: return NS_VK_VOLUME_UP;
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case AKEYCODE_VOLUME_DOWN: return NS_VK_VOLUME_DOWN;
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// KEYCODE_VOLUME_POWER (26) ... KEYCODE_Z (54)
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case AKEYCODE_COMMA: return NS_VK_COMMA;
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case AKEYCODE_PERIOD: return NS_VK_PERIOD;
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case AKEYCODE_ALT_LEFT: return NS_VK_ALT;
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case AKEYCODE_ALT_RIGHT: return NS_VK_ALT;
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case AKEYCODE_SHIFT_LEFT: return NS_VK_SHIFT;
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case AKEYCODE_SHIFT_RIGHT: return NS_VK_SHIFT;
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case AKEYCODE_TAB: return NS_VK_TAB;
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case AKEYCODE_SPACE: return NS_VK_SPACE;
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// KEYCODE_SYM (63) ... KEYCODE_ENVELOPE (65)
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case AKEYCODE_ENTER: return NS_VK_RETURN;
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case AKEYCODE_DEL: return NS_VK_BACK; // Backspace
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case AKEYCODE_GRAVE: return NS_VK_BACK_QUOTE;
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// KEYCODE_MINUS (69)
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case AKEYCODE_EQUALS: return NS_VK_EQUALS;
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case AKEYCODE_LEFT_BRACKET: return NS_VK_OPEN_BRACKET;
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case AKEYCODE_RIGHT_BRACKET: return NS_VK_CLOSE_BRACKET;
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case AKEYCODE_BACKSLASH: return NS_VK_BACK_SLASH;
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case AKEYCODE_SEMICOLON: return NS_VK_SEMICOLON;
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// KEYCODE_APOSTROPHE (75)
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case AKEYCODE_SLASH: return NS_VK_SLASH;
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// KEYCODE_AT (77) ... KEYCODE_MEDIA_FAST_FORWARD (90)
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case AKEYCODE_MUTE: return NS_VK_VOLUME_MUTE;
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case AKEYCODE_PAGE_UP: return NS_VK_PAGE_UP;
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case AKEYCODE_PAGE_DOWN: return NS_VK_PAGE_DOWN;
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// KEYCODE_PICTSYMBOLS (94) ... KEYCODE_BUTTON_MODE (110)
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case AKEYCODE_ESCAPE: return NS_VK_ESCAPE;
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case AKEYCODE_FORWARD_DEL: return NS_VK_DELETE;
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case AKEYCODE_CTRL_LEFT: return NS_VK_CONTROL;
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case AKEYCODE_CTRL_RIGHT: return NS_VK_CONTROL;
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case AKEYCODE_CAPS_LOCK: return NS_VK_CAPS_LOCK;
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case AKEYCODE_SCROLL_LOCK: return NS_VK_SCROLL_LOCK;
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// KEYCODE_META_LEFT (117) ... KEYCODE_FUNCTION (119)
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case AKEYCODE_SYSRQ: return NS_VK_PRINTSCREEN;
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case AKEYCODE_BREAK: return NS_VK_PAUSE;
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case AKEYCODE_MOVE_HOME: return NS_VK_HOME;
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case AKEYCODE_MOVE_END: return NS_VK_END;
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case AKEYCODE_INSERT: return NS_VK_INSERT;
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// KEYCODE_FORWARD (125) ... KEYCODE_MEDIA_RECORD (130)
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case AKEYCODE_F1: return NS_VK_F1;
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case AKEYCODE_F2: return NS_VK_F2;
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case AKEYCODE_F3: return NS_VK_F3;
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case AKEYCODE_F4: return NS_VK_F4;
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case AKEYCODE_F5: return NS_VK_F5;
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case AKEYCODE_F6: return NS_VK_F6;
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case AKEYCODE_F7: return NS_VK_F7;
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case AKEYCODE_F8: return NS_VK_F8;
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case AKEYCODE_F9: return NS_VK_F9;
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case AKEYCODE_F10: return NS_VK_F10;
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case AKEYCODE_F11: return NS_VK_F11;
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case AKEYCODE_F12: return NS_VK_F12;
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case AKEYCODE_NUM_LOCK: return NS_VK_NUM_LOCK;
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case AKEYCODE_NUMPAD_0: return NS_VK_NUMPAD0;
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case AKEYCODE_NUMPAD_1: return NS_VK_NUMPAD1;
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case AKEYCODE_NUMPAD_2: return NS_VK_NUMPAD2;
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case AKEYCODE_NUMPAD_3: return NS_VK_NUMPAD3;
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case AKEYCODE_NUMPAD_4: return NS_VK_NUMPAD4;
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case AKEYCODE_NUMPAD_5: return NS_VK_NUMPAD5;
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case AKEYCODE_NUMPAD_6: return NS_VK_NUMPAD6;
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case AKEYCODE_NUMPAD_7: return NS_VK_NUMPAD7;
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case AKEYCODE_NUMPAD_8: return NS_VK_NUMPAD8;
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case AKEYCODE_NUMPAD_9: return NS_VK_NUMPAD9;
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case AKEYCODE_NUMPAD_DIVIDE: return NS_VK_DIVIDE;
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case AKEYCODE_NUMPAD_MULTIPLY: return NS_VK_MULTIPLY;
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case AKEYCODE_NUMPAD_SUBTRACT: return NS_VK_SUBTRACT;
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case AKEYCODE_NUMPAD_ADD: return NS_VK_ADD;
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case AKEYCODE_NUMPAD_DOT: return NS_VK_DECIMAL;
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case AKEYCODE_NUMPAD_COMMA: return NS_VK_SEPARATOR;
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case AKEYCODE_NUMPAD_ENTER: return NS_VK_RETURN;
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case AKEYCODE_NUMPAD_EQUALS: return NS_VK_EQUALS;
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// KEYCODE_NUMPAD_LEFT_PAREN (162) ... KEYCODE_CALCULATOR (210)
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// Needs to confirm the behavior. If the key switches the open state
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// of Japanese IME (or switches input character between Hiragana and
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// Roman numeric characters), then, it might be better to use
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// NS_VK_KANJI which is used for Alt+Zenkaku/Hankaku key on Windows.
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case AKEYCODE_ZENKAKU_HANKAKU: return 0;
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case AKEYCODE_EISU: return NS_VK_EISU;
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case AKEYCODE_MUHENKAN: return NS_VK_NONCONVERT;
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case AKEYCODE_HENKAN: return NS_VK_CONVERT;
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case AKEYCODE_KATAKANA_HIRAGANA: return 0;
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case AKEYCODE_YEN: return NS_VK_BACK_SLASH; // Same as other platforms.
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case AKEYCODE_RO: return NS_VK_BACK_SLASH; // Same as other platforms.
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case AKEYCODE_KANA: return NS_VK_KANA;
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case AKEYCODE_ASSIST: return NS_VK_HELP;
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// the A key is the action key for gamepad devices.
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case AKEYCODE_BUTTON_A: return NS_VK_RETURN;
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default:
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ALOG("ConvertAndroidKeyCodeToDOMKeyCode: "
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"No DOM keycode for Android keycode %d", int(androidKeyCode));
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return 0;
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}
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}
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static KeyNameIndex
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ConvertAndroidKeyCodeToKeyNameIndex(int32_t keyCode, int32_t action,
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int32_t domPrintableKeyValue)
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{
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// Special-case alphanumeric keycodes because they are most common.
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if (keyCode >= AKEYCODE_A && keyCode <= AKEYCODE_Z) {
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return KEY_NAME_INDEX_USE_STRING;
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}
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if (keyCode >= AKEYCODE_0 && keyCode <= AKEYCODE_9) {
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return KEY_NAME_INDEX_USE_STRING;
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}
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switch (keyCode) {
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#define NS_NATIVE_KEY_TO_DOM_KEY_NAME_INDEX(aNativeKey, aKeyNameIndex) \
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case aNativeKey: return aKeyNameIndex;
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#include "NativeKeyToDOMKeyName.h"
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#undef NS_NATIVE_KEY_TO_DOM_KEY_NAME_INDEX
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// KEYCODE_0 (7) ... KEYCODE_9 (16)
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case AKEYCODE_STAR: // '*' key
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case AKEYCODE_POUND: // '#' key
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// KEYCODE_A (29) ... KEYCODE_Z (54)
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case AKEYCODE_COMMA: // ',' key
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case AKEYCODE_PERIOD: // '.' key
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case AKEYCODE_SPACE:
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case AKEYCODE_GRAVE: // '`' key
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case AKEYCODE_MINUS: // '-' key
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case AKEYCODE_EQUALS: // '=' key
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case AKEYCODE_LEFT_BRACKET: // '[' key
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case AKEYCODE_RIGHT_BRACKET: // ']' key
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case AKEYCODE_BACKSLASH: // '\' key
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case AKEYCODE_SEMICOLON: // ';' key
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case AKEYCODE_APOSTROPHE: // ''' key
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case AKEYCODE_SLASH: // '/' key
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case AKEYCODE_AT: // '@' key
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case AKEYCODE_PLUS: // '+' key
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case AKEYCODE_NUMPAD_0:
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case AKEYCODE_NUMPAD_1:
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case AKEYCODE_NUMPAD_2:
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case AKEYCODE_NUMPAD_3:
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case AKEYCODE_NUMPAD_4:
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case AKEYCODE_NUMPAD_5:
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case AKEYCODE_NUMPAD_6:
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case AKEYCODE_NUMPAD_7:
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case AKEYCODE_NUMPAD_8:
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case AKEYCODE_NUMPAD_9:
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case AKEYCODE_NUMPAD_DIVIDE:
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case AKEYCODE_NUMPAD_MULTIPLY:
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case AKEYCODE_NUMPAD_SUBTRACT:
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case AKEYCODE_NUMPAD_ADD:
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case AKEYCODE_NUMPAD_DOT:
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case AKEYCODE_NUMPAD_COMMA:
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case AKEYCODE_NUMPAD_EQUALS:
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case AKEYCODE_NUMPAD_LEFT_PAREN:
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case AKEYCODE_NUMPAD_RIGHT_PAREN:
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case AKEYCODE_YEN: // yen sign key
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case AKEYCODE_RO: // Japanese Ro key
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return KEY_NAME_INDEX_USE_STRING;
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case AKEYCODE_NUM: // XXX Not sure
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case AKEYCODE_PICTSYMBOLS:
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case AKEYCODE_BUTTON_A:
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case AKEYCODE_BUTTON_B:
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case AKEYCODE_BUTTON_C:
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case AKEYCODE_BUTTON_X:
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case AKEYCODE_BUTTON_Y:
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case AKEYCODE_BUTTON_Z:
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case AKEYCODE_BUTTON_L1:
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case AKEYCODE_BUTTON_R1:
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case AKEYCODE_BUTTON_L2:
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case AKEYCODE_BUTTON_R2:
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case AKEYCODE_BUTTON_THUMBL:
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case AKEYCODE_BUTTON_THUMBR:
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case AKEYCODE_BUTTON_START:
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case AKEYCODE_BUTTON_SELECT:
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case AKEYCODE_BUTTON_MODE:
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case AKEYCODE_MEDIA_CLOSE:
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case AKEYCODE_BUTTON_1:
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case AKEYCODE_BUTTON_2:
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case AKEYCODE_BUTTON_3:
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case AKEYCODE_BUTTON_4:
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case AKEYCODE_BUTTON_5:
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case AKEYCODE_BUTTON_6:
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case AKEYCODE_BUTTON_7:
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case AKEYCODE_BUTTON_8:
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case AKEYCODE_BUTTON_9:
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case AKEYCODE_BUTTON_10:
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case AKEYCODE_BUTTON_11:
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case AKEYCODE_BUTTON_12:
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case AKEYCODE_BUTTON_13:
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case AKEYCODE_BUTTON_14:
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case AKEYCODE_BUTTON_15:
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case AKEYCODE_BUTTON_16:
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return KEY_NAME_INDEX_Unidentified;
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case AKEYCODE_UNKNOWN:
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MOZ_ASSERT(
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action != AKEY_EVENT_ACTION_MULTIPLE,
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"Don't call this when action is AKEY_EVENT_ACTION_MULTIPLE!");
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// It's actually an unknown key if the action isn't ACTION_MULTIPLE.
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// However, it might cause text input. So, let's check the value.
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return domPrintableKeyValue ?
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KEY_NAME_INDEX_USE_STRING : KEY_NAME_INDEX_Unidentified;
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default:
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ALOG("ConvertAndroidKeyCodeToKeyNameIndex: "
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"No DOM key name index for Android keycode %d", keyCode);
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return KEY_NAME_INDEX_Unidentified;
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}
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}
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static CodeNameIndex
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ConvertAndroidScanCodeToCodeNameIndex(int32_t scanCode)
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{
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switch (scanCode) {
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#define NS_NATIVE_KEY_TO_DOM_CODE_NAME_INDEX(aNativeKey, aCodeNameIndex) \
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case aNativeKey: return aCodeNameIndex;
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#include "NativeKeyToDOMCodeName.h"
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#undef NS_NATIVE_KEY_TO_DOM_CODE_NAME_INDEX
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default:
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return CODE_NAME_INDEX_UNKNOWN;
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}
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}
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static void
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InitKeyEvent(WidgetKeyboardEvent& aEvent, int32_t aAction, int32_t aKeyCode,
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int32_t aScanCode, int32_t aMetaState, int64_t aTime,
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int32_t aDomPrintableKeyValue, int32_t aRepeatCount,
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int32_t aFlags)
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{
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const uint32_t domKeyCode = ConvertAndroidKeyCodeToDOMKeyCode(aKeyCode);
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aEvent.mModifiers = nsWindow::GetModifiers(aMetaState);
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aEvent.mKeyCode = domKeyCode;
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if (aEvent.mMessage != eKeyPress) {
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ANPEvent pluginEvent;
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pluginEvent.inSize = sizeof(pluginEvent);
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pluginEvent.eventType = kKey_ANPEventType;
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pluginEvent.data.key.action = (aEvent.mMessage == eKeyDown) ?
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kDown_ANPKeyAction : kUp_ANPKeyAction;
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pluginEvent.data.key.nativeCode = aKeyCode;
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pluginEvent.data.key.virtualCode = domKeyCode;
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pluginEvent.data.key.unichar = aDomPrintableKeyValue;
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pluginEvent.data.key.modifiers =
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(aMetaState & sdk::KeyEvent::META_SHIFT_MASK
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? kShift_ANPKeyModifier : 0) |
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(aMetaState & sdk::KeyEvent::META_ALT_MASK
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? kAlt_ANPKeyModifier : 0);
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pluginEvent.data.key.repeatCount = aRepeatCount;
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aEvent.mPluginEvent.Copy(pluginEvent);
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}
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aEvent.mIsRepeat =
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(aEvent.mMessage == eKeyDown || aEvent.mMessage == eKeyPress) &&
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((aFlags & sdk::KeyEvent::FLAG_LONG_PRESS) || aRepeatCount);
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aEvent.mKeyNameIndex = ConvertAndroidKeyCodeToKeyNameIndex(
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aKeyCode, aAction, aDomPrintableKeyValue);
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aEvent.mCodeNameIndex = ConvertAndroidScanCodeToCodeNameIndex(aScanCode);
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if (aEvent.mKeyNameIndex == KEY_NAME_INDEX_USE_STRING &&
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aDomPrintableKeyValue) {
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aEvent.mKeyValue = char16_t(aDomPrintableKeyValue);
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}
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aEvent.mLocation =
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WidgetKeyboardEvent::ComputeLocationFromCodeValue(aEvent.mCodeNameIndex);
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aEvent.mTime = aTime;
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aEvent.mTimeStamp = nsWindow::GetEventTimeStamp(aTime);
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}
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static nscolor
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ConvertAndroidColor(uint32_t aArgb)
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{
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return NS_RGBA((aArgb & 0x00ff0000) >> 16,
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(aArgb & 0x0000ff00) >> 8,
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(aArgb & 0x000000ff),
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(aArgb & 0xff000000) >> 24);
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}
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static jni::ObjectArray::LocalRef
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ConvertRectArrayToJavaRectFArray(const nsTArray<LayoutDeviceIntRect>& aRects,
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const LayoutDeviceIntPoint& aOffset,
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const CSSToLayoutDeviceScale aScale)
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{
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const size_t length = aRects.Length();
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auto rects = jni::ObjectArray::New<sdk::RectF>(length);
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for (size_t i = 0; i < length; i++) {
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LayoutDeviceIntRect tmp = aRects[i] + aOffset;
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auto rect = sdk::RectF::New(tmp.x / aScale.scale, tmp.y / aScale.scale,
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(tmp.x + tmp.width) / aScale.scale,
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(tmp.y + tmp.height) / aScale.scale);
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rects->SetElement(i, rect);
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}
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return rects;
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}
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namespace mozilla {
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namespace widget {
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NS_IMPL_ISUPPORTS(GeckoEditableSupport,
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TextEventDispatcherListener,
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nsISupportsWeakReference)
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RefPtr<TextComposition>
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GeckoEditableSupport::GetComposition() const
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{
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nsCOMPtr<nsIWidget> widget = GetWidget();
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return widget ? IMEStateManager::GetTextCompositionFor(widget) : nullptr;
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}
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void
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GeckoEditableSupport::RemoveComposition(RemoveCompositionFlag aFlag)
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{
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if (!mDispatcher || !mDispatcher->IsComposing()) {
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return;
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}
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nsEventStatus status = nsEventStatus_eIgnore;
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NS_ENSURE_SUCCESS_VOID(BeginInputTransaction(mDispatcher));
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mDispatcher->CommitComposition(
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status, aFlag == CANCEL_IME_COMPOSITION ? &EmptyString() : nullptr);
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}
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void
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GeckoEditableSupport::OnKeyEvent(int32_t aAction, int32_t aKeyCode,
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int32_t aScanCode, int32_t aMetaState, int32_t aKeyPressMetaState,
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int64_t aTime, int32_t aDomPrintableKeyValue, int32_t aRepeatCount,
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int32_t aFlags, bool aIsSynthesizedImeKey,
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jni::Object::Param aOriginalEvent)
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{
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nsCOMPtr<nsIWidget> widget = GetWidget();
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RefPtr<TextEventDispatcher> dispatcher =
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mDispatcher ? mDispatcher.get() :
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widget ? widget->GetTextEventDispatcher() : nullptr;
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NS_ENSURE_TRUE_VOID(dispatcher && widget);
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if (!aIsSynthesizedImeKey && mWindow) {
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mWindow->UserActivity();
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} else if (aIsSynthesizedImeKey && mIMEMaskEventsCount > 0) {
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// Don't synthesize editor keys when not focused.
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return;
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}
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EventMessage msg;
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if (aAction == sdk::KeyEvent::ACTION_DOWN) {
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msg = eKeyDown;
|
|
} else if (aAction == sdk::KeyEvent::ACTION_UP) {
|
|
msg = eKeyUp;
|
|
} else if (aAction == sdk::KeyEvent::ACTION_MULTIPLE) {
|
|
// Keys with multiple action are handled in Java,
|
|
// and we should never see one here
|
|
MOZ_CRASH("Cannot handle key with multiple action");
|
|
} else {
|
|
NS_WARNING("Unknown key action event");
|
|
return;
|
|
}
|
|
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
WidgetKeyboardEvent event(true, msg, widget);
|
|
InitKeyEvent(event, aAction, aKeyCode, aScanCode, aMetaState, aTime,
|
|
aDomPrintableKeyValue, aRepeatCount, aFlags);
|
|
|
|
if (aIsSynthesizedImeKey) {
|
|
// Keys synthesized by Java IME code are saved in the mIMEKeyEvents
|
|
// array until the next IME_REPLACE_TEXT event, at which point
|
|
// these keys are dispatched in sequence.
|
|
mIMEKeyEvents.AppendElement(UniquePtr<WidgetEvent>(event.Duplicate()));
|
|
} else {
|
|
RemoveComposition();
|
|
NS_ENSURE_SUCCESS_VOID(BeginInputTransaction(dispatcher));
|
|
dispatcher->DispatchKeyboardEvent(msg, event, status);
|
|
if (widget->Destroyed() || status == nsEventStatus_eConsumeNoDefault) {
|
|
// Skip default processing.
|
|
return;
|
|
}
|
|
mEditable->OnDefaultKeyEvent(aOriginalEvent);
|
|
}
|
|
|
|
// Only send keypress after keydown.
|
|
if (msg != eKeyDown) {
|
|
return;
|
|
}
|
|
|
|
WidgetKeyboardEvent pressEvent(true, eKeyPress, widget);
|
|
InitKeyEvent(pressEvent, aAction, aKeyCode, aScanCode, aKeyPressMetaState,
|
|
aTime, aDomPrintableKeyValue, aRepeatCount, aFlags);
|
|
|
|
if (aIsSynthesizedImeKey) {
|
|
mIMEKeyEvents.AppendElement(
|
|
UniquePtr<WidgetEvent>(pressEvent.Duplicate()));
|
|
} else if (nsIWidget::UsePuppetWidgets()) {
|
|
// Don't use native key bindings.
|
|
pressEvent.PreventNativeKeyBindings();
|
|
dispatcher->MaybeDispatchKeypressEvents(pressEvent, status);
|
|
} else {
|
|
dispatcher->MaybeDispatchKeypressEvents(pressEvent, status);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Send dummy key events for pages that are unaware of input events,
|
|
* to provide web compatibility for pages that depend on key events.
|
|
* Our dummy key events have 0 as the keycode.
|
|
*/
|
|
void
|
|
GeckoEditableSupport::SendIMEDummyKeyEvent(nsIWidget* aWidget, EventMessage msg)
|
|
{
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
MOZ_ASSERT(mDispatcher);
|
|
|
|
WidgetKeyboardEvent event(true, msg, aWidget);
|
|
event.mTime = PR_Now() / 1000;
|
|
MOZ_ASSERT(event.mKeyCode == 0);
|
|
NS_ENSURE_SUCCESS_VOID(BeginInputTransaction(mDispatcher));
|
|
mDispatcher->DispatchKeyboardEvent(msg, event, status);
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::AddIMETextChange(const IMETextChange& aChange)
|
|
{
|
|
mIMETextChanges.AppendElement(aChange);
|
|
|
|
// We may not be in the middle of flushing,
|
|
// in which case this flag is meaningless.
|
|
mIMETextChangedDuringFlush = true;
|
|
|
|
// Now that we added a new range we need to go back and
|
|
// update all the ranges before that.
|
|
// Ranges that have offsets which follow this new range
|
|
// need to be updated to reflect new offsets
|
|
const int32_t delta = aChange.mNewEnd - aChange.mOldEnd;
|
|
for (int32_t i = mIMETextChanges.Length() - 2; i >= 0; i--) {
|
|
IMETextChange& previousChange = mIMETextChanges[i];
|
|
if (previousChange.mStart > aChange.mOldEnd) {
|
|
previousChange.mStart += delta;
|
|
previousChange.mOldEnd += delta;
|
|
previousChange.mNewEnd += delta;
|
|
}
|
|
}
|
|
|
|
// Now go through all ranges to merge any ranges that are connected
|
|
// srcIndex is the index of the range to merge from
|
|
// dstIndex is the index of the range to potentially merge into
|
|
int32_t srcIndex = mIMETextChanges.Length() - 1;
|
|
int32_t dstIndex = srcIndex;
|
|
|
|
while (--dstIndex >= 0) {
|
|
IMETextChange& src = mIMETextChanges[srcIndex];
|
|
IMETextChange& dst = mIMETextChanges[dstIndex];
|
|
// When merging a more recent change into an older
|
|
// change, we need to compare recent change's (start, oldEnd)
|
|
// range to the older change's (start, newEnd)
|
|
if (src.mOldEnd < dst.mStart || dst.mNewEnd < src.mStart) {
|
|
// No overlap between ranges
|
|
continue;
|
|
}
|
|
// When merging two ranges, there are generally four posibilities:
|
|
// [----(----]----), (----[----]----),
|
|
// [----(----)----], (----[----)----]
|
|
// where [----] is the first range and (----) is the second range
|
|
// As seen above, the start of the merged range is always the lesser
|
|
// of the two start offsets. OldEnd and NewEnd then need to be
|
|
// adjusted separately depending on the case. In any case, the change
|
|
// in text length of the merged range should be the sum of text length
|
|
// changes of the two original ranges, i.e.,
|
|
// newNewEnd - newOldEnd == newEnd1 - oldEnd1 + newEnd2 - oldEnd2
|
|
dst.mStart = std::min(dst.mStart, src.mStart);
|
|
if (src.mOldEnd < dst.mNewEnd) {
|
|
// New range overlaps or is within previous range; merge
|
|
dst.mNewEnd += src.mNewEnd - src.mOldEnd;
|
|
} else { // src.mOldEnd >= dst.mNewEnd
|
|
// New range overlaps previous range; merge
|
|
dst.mOldEnd += src.mOldEnd - dst.mNewEnd;
|
|
dst.mNewEnd = src.mNewEnd;
|
|
}
|
|
// src merged to dst; delete src.
|
|
mIMETextChanges.RemoveElementAt(srcIndex);
|
|
// Any ranges that we skip over between src and dst are not mergeable
|
|
// so we can safely continue the merge starting at dst
|
|
srcIndex = dstIndex;
|
|
}
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::PostFlushIMEChanges()
|
|
{
|
|
if (!mIMETextChanges.IsEmpty() || mIMESelectionChanged) {
|
|
// Already posted
|
|
return;
|
|
}
|
|
|
|
RefPtr<GeckoEditableSupport> self(this);
|
|
|
|
nsAppShell::PostEvent([this, self] {
|
|
nsCOMPtr<nsIWidget> widget = GetWidget();
|
|
if (widget && !widget->Destroyed()) {
|
|
FlushIMEChanges();
|
|
}
|
|
});
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::FlushIMEChanges(FlushChangesFlag aFlags)
|
|
{
|
|
// Only send change notifications if we are *not* masking events,
|
|
// i.e. if we have a focused editor,
|
|
NS_ENSURE_TRUE_VOID(!mIMEMaskEventsCount);
|
|
|
|
nsCOMPtr<nsIWidget> widget = GetWidget();
|
|
NS_ENSURE_TRUE_VOID(widget);
|
|
|
|
struct TextRecord
|
|
{
|
|
nsString text;
|
|
int32_t start;
|
|
int32_t oldEnd;
|
|
int32_t newEnd;
|
|
};
|
|
AutoTArray<TextRecord, 4> textTransaction;
|
|
textTransaction.SetCapacity(mIMETextChanges.Length());
|
|
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
mIMETextChangedDuringFlush = false;
|
|
|
|
auto shouldAbort = [=] (bool aForce) -> bool {
|
|
if (!aForce && !mIMETextChangedDuringFlush) {
|
|
return false;
|
|
}
|
|
// A query event could have triggered more text changes to come in, as
|
|
// indicated by our flag. If that happens, try flushing IME changes
|
|
// again.
|
|
if (aFlags == FLUSH_FLAG_NONE) {
|
|
FlushIMEChanges(FLUSH_FLAG_RETRY);
|
|
} else {
|
|
// Don't retry if already retrying, to avoid infinite loops.
|
|
__android_log_print(ANDROID_LOG_WARN, "GeckoEditableSupport",
|
|
"Already retrying IME flush");
|
|
}
|
|
return true;
|
|
};
|
|
|
|
for (const IMETextChange &change : mIMETextChanges) {
|
|
if (change.mStart == change.mOldEnd &&
|
|
change.mStart == change.mNewEnd) {
|
|
continue;
|
|
}
|
|
|
|
WidgetQueryContentEvent event(true, eQueryTextContent, widget);
|
|
|
|
if (change.mNewEnd != change.mStart) {
|
|
event.InitForQueryTextContent(change.mStart,
|
|
change.mNewEnd - change.mStart);
|
|
widget->DispatchEvent(&event, status);
|
|
|
|
if (shouldAbort(NS_WARN_IF(!event.mSucceeded))) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
textTransaction.AppendElement(
|
|
TextRecord{event.mReply.mString, change.mStart,
|
|
change.mOldEnd, change.mNewEnd});
|
|
}
|
|
|
|
int32_t selStart = -1;
|
|
int32_t selEnd = -1;
|
|
|
|
if (mIMESelectionChanged) {
|
|
WidgetQueryContentEvent event(true, eQuerySelectedText, widget);
|
|
widget->DispatchEvent(&event, status);
|
|
|
|
if (shouldAbort(NS_WARN_IF(!event.mSucceeded))) {
|
|
return;
|
|
}
|
|
|
|
selStart = int32_t(event.GetSelectionStart());
|
|
selEnd = int32_t(event.GetSelectionEnd());
|
|
}
|
|
|
|
JNIEnv* const env = jni::GetGeckoThreadEnv();
|
|
auto flushOnException = [=] () -> bool {
|
|
if (!env->ExceptionCheck()) {
|
|
return false;
|
|
}
|
|
if (aFlags != FLUSH_FLAG_RECOVER) {
|
|
// First time seeing an exception; try flushing text.
|
|
env->ExceptionClear();
|
|
__android_log_print(ANDROID_LOG_WARN, "GeckoEditableSupport",
|
|
"Recovering from IME exception");
|
|
FlushIMEText(FLUSH_FLAG_RECOVER);
|
|
} else {
|
|
// Give up because we've already tried.
|
|
MOZ_CATCH_JNI_EXCEPTION(env);
|
|
}
|
|
return true;
|
|
};
|
|
|
|
// Commit the text change and selection change transaction.
|
|
mIMETextChanges.Clear();
|
|
|
|
for (const TextRecord& record : textTransaction) {
|
|
mEditable->OnTextChange(record.text, record.start,
|
|
record.oldEnd, record.newEnd);
|
|
if (flushOnException()) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (mIMESelectionChanged) {
|
|
mIMESelectionChanged = false;
|
|
mEditable->OnSelectionChange(selStart, selEnd);
|
|
flushOnException();
|
|
}
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::FlushIMEText(FlushChangesFlag aFlags)
|
|
{
|
|
// Notify Java of the newly focused content
|
|
mIMETextChanges.Clear();
|
|
mIMESelectionChanged = true;
|
|
|
|
// Use 'INT32_MAX / 2' here because subsequent text changes might combine
|
|
// with this text change, and overflow might occur if we just use
|
|
// INT32_MAX.
|
|
IMENotification notification(NOTIFY_IME_OF_TEXT_CHANGE);
|
|
notification.mTextChangeData.mStartOffset = 0;
|
|
notification.mTextChangeData.mRemovedEndOffset = INT32_MAX / 2;
|
|
notification.mTextChangeData.mAddedEndOffset = INT32_MAX / 2;
|
|
NotifyIME(mDispatcher, notification);
|
|
|
|
FlushIMEChanges(aFlags);
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::UpdateCompositionRects()
|
|
{
|
|
nsCOMPtr<nsIWidget> widget = GetWidget();
|
|
RefPtr<TextComposition> composition(GetComposition());
|
|
NS_ENSURE_TRUE_VOID(mDispatcher && widget);
|
|
|
|
if (!composition) {
|
|
return;
|
|
}
|
|
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
uint32_t offset = composition->NativeOffsetOfStartComposition();
|
|
WidgetQueryContentEvent textRects(true, eQueryTextRectArray, widget);
|
|
textRects.InitForQueryTextRectArray(offset, composition->String().Length());
|
|
widget->DispatchEvent(&textRects, status);
|
|
|
|
auto rects = ConvertRectArrayToJavaRectFArray(
|
|
textRects.mReply.mRectArray,
|
|
widget->WidgetToScreenOffset(),
|
|
widget->GetDefaultScale());
|
|
|
|
mEditable->UpdateCompositionRects(rects);
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::OnImeSynchronize()
|
|
{
|
|
if (!mIMEMaskEventsCount) {
|
|
FlushIMEChanges();
|
|
}
|
|
mEditable->NotifyIME(GeckoEditableListener::NOTIFY_IME_REPLY_EVENT);
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::OnImeReplaceText(int32_t aStart, int32_t aEnd,
|
|
jni::String::Param aText)
|
|
{
|
|
AutoIMESynchronize as(this);
|
|
|
|
if (mIMEMaskEventsCount > 0) {
|
|
// Not focused; still reply to events, but don't do anything else.
|
|
return;
|
|
}
|
|
|
|
if (mWindow) {
|
|
mWindow->UserActivity();
|
|
}
|
|
|
|
/*
|
|
Replace text in Gecko thread from aStart to aEnd with the string text.
|
|
*/
|
|
nsCOMPtr<nsIWidget> widget = GetWidget();
|
|
NS_ENSURE_TRUE_VOID(mDispatcher && widget);
|
|
NS_ENSURE_SUCCESS_VOID(BeginInputTransaction(mDispatcher));
|
|
|
|
RefPtr<TextComposition> composition(GetComposition());
|
|
MOZ_ASSERT(!composition || !composition->IsEditorHandlingEvent());
|
|
|
|
nsString string(aText->ToString());
|
|
const bool composing = !mIMERanges->IsEmpty();
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
|
|
if (!mIMEKeyEvents.IsEmpty() || !mDispatcher->IsComposing() ||
|
|
uint32_t(aStart) != composition->NativeOffsetOfStartComposition() ||
|
|
uint32_t(aEnd) != composition->NativeOffsetOfStartComposition() +
|
|
composition->String().Length()) {
|
|
// Only start a new composition if we have key events,
|
|
// if we don't have an existing composition, or
|
|
// the replaced text does not match our composition.
|
|
RemoveComposition();
|
|
|
|
{
|
|
// Use text selection to set target position(s) for
|
|
// insert, or replace, of text.
|
|
WidgetSelectionEvent event(true, eSetSelection, widget);
|
|
event.mOffset = uint32_t(aStart);
|
|
event.mLength = uint32_t(aEnd - aStart);
|
|
event.mExpandToClusterBoundary = false;
|
|
event.mReason = nsISelectionListener::IME_REASON;
|
|
widget->DispatchEvent(&event, status);
|
|
}
|
|
|
|
if (!mIMEKeyEvents.IsEmpty()) {
|
|
for (uint32_t i = 0; i < mIMEKeyEvents.Length(); i++) {
|
|
const auto event = mIMEKeyEvents[i]->AsKeyboardEvent();
|
|
// widget for duplicated events is initially nullptr.
|
|
event->mWidget = widget;
|
|
|
|
if (event->mMessage != eKeyPress) {
|
|
mDispatcher->DispatchKeyboardEvent(
|
|
event->mMessage, *event, status);
|
|
} else if (nsIWidget::UsePuppetWidgets()) {
|
|
// Don't use native key bindings.
|
|
event->PreventNativeKeyBindings();
|
|
mDispatcher->MaybeDispatchKeypressEvents(*event, status);
|
|
} else {
|
|
mDispatcher->MaybeDispatchKeypressEvents(*event, status);
|
|
}
|
|
if (!mDispatcher || widget->Destroyed()) {
|
|
break;
|
|
}
|
|
}
|
|
mIMEKeyEvents.Clear();
|
|
return;
|
|
}
|
|
|
|
if (aStart != aEnd) {
|
|
// Perform a deletion first.
|
|
WidgetContentCommandEvent event(
|
|
true, eContentCommandDelete, widget);
|
|
event.mTime = PR_Now() / 1000;
|
|
widget->DispatchEvent(&event, status);
|
|
if (!mDispatcher || widget->Destroyed()) {
|
|
return;
|
|
}
|
|
}
|
|
} else if (composition->String().Equals(string)) {
|
|
/* If the new text is the same as the existing composition text,
|
|
* the NS_COMPOSITION_CHANGE event does not generate a text
|
|
* change notification. However, the Java side still expects
|
|
* one, so we manually generate a notification. */
|
|
IMETextChange dummyChange;
|
|
dummyChange.mStart = aStart;
|
|
dummyChange.mOldEnd = dummyChange.mNewEnd = aEnd;
|
|
AddIMETextChange(dummyChange);
|
|
}
|
|
|
|
if (mInputContext.mMayBeIMEUnaware) {
|
|
SendIMEDummyKeyEvent(widget, eKeyDown);
|
|
if (!mDispatcher || widget->Destroyed()) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (composing) {
|
|
mDispatcher->SetPendingComposition(string, mIMERanges);
|
|
mDispatcher->FlushPendingComposition(status);
|
|
// Ensure IME ranges are empty.
|
|
mIMERanges->Clear();
|
|
} else if (!string.IsEmpty() || mDispatcher->IsComposing()) {
|
|
mDispatcher->CommitComposition(status, &string);
|
|
}
|
|
if (!mDispatcher || widget->Destroyed()) {
|
|
return;
|
|
}
|
|
|
|
if (mInputContext.mMayBeIMEUnaware) {
|
|
SendIMEDummyKeyEvent(widget, eKeyUp);
|
|
// Widget may be destroyed after dispatching the above event.
|
|
}
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::OnImeAddCompositionRange(
|
|
int32_t aStart, int32_t aEnd, int32_t aRangeType, int32_t aRangeStyle,
|
|
int32_t aRangeLineStyle, bool aRangeBoldLine, int32_t aRangeForeColor,
|
|
int32_t aRangeBackColor, int32_t aRangeLineColor)
|
|
{
|
|
if (mIMEMaskEventsCount > 0) {
|
|
// Not focused.
|
|
return;
|
|
}
|
|
|
|
TextRange range;
|
|
range.mStartOffset = aStart;
|
|
range.mEndOffset = aEnd;
|
|
range.mRangeType = ToTextRangeType(aRangeType);
|
|
range.mRangeStyle.mDefinedStyles = aRangeStyle;
|
|
range.mRangeStyle.mLineStyle = aRangeLineStyle;
|
|
range.mRangeStyle.mIsBoldLine = aRangeBoldLine;
|
|
range.mRangeStyle.mForegroundColor =
|
|
ConvertAndroidColor(uint32_t(aRangeForeColor));
|
|
range.mRangeStyle.mBackgroundColor =
|
|
ConvertAndroidColor(uint32_t(aRangeBackColor));
|
|
range.mRangeStyle.mUnderlineColor =
|
|
ConvertAndroidColor(uint32_t(aRangeLineColor));
|
|
mIMERanges->AppendElement(range);
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::OnImeUpdateComposition(int32_t aStart, int32_t aEnd,
|
|
int32_t aFlags)
|
|
{
|
|
if (mIMEMaskEventsCount > 0) {
|
|
// Not focused.
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIWidget> widget = GetWidget();
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
NS_ENSURE_TRUE_VOID(mDispatcher && widget);
|
|
|
|
const bool keepCurrent = !!(aFlags &
|
|
java::GeckoEditableChild::FLAG_KEEP_CURRENT_COMPOSITION);
|
|
|
|
// A composition with no ranges means we want to set the selection.
|
|
if (mIMERanges->IsEmpty()) {
|
|
if (keepCurrent && mDispatcher->IsComposing()) {
|
|
// Don't set selection if we want to keep current composition.
|
|
return;
|
|
}
|
|
|
|
MOZ_ASSERT(aStart >= 0 && aEnd >= 0);
|
|
RemoveComposition();
|
|
|
|
WidgetSelectionEvent selEvent(true, eSetSelection, widget);
|
|
selEvent.mOffset = std::min(aStart, aEnd);
|
|
selEvent.mLength = std::max(aStart, aEnd) - selEvent.mOffset;
|
|
selEvent.mReversed = aStart > aEnd;
|
|
selEvent.mExpandToClusterBoundary = false;
|
|
widget->DispatchEvent(&selEvent, status);
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* Update the composition from aStart to aEnd using information from added
|
|
* ranges. This is only used for visual indication and does not affect the
|
|
* text content. Only the offsets are specified and not the text content
|
|
* to eliminate the possibility of this event altering the text content
|
|
* unintentionally.
|
|
*/
|
|
nsString string;
|
|
RefPtr<TextComposition> composition(GetComposition());
|
|
MOZ_ASSERT(!composition || !composition->IsEditorHandlingEvent());
|
|
|
|
if (!mDispatcher->IsComposing() ||
|
|
uint32_t(aStart) != composition->NativeOffsetOfStartComposition() ||
|
|
uint32_t(aEnd) != composition->NativeOffsetOfStartComposition() +
|
|
composition->String().Length()) {
|
|
if (keepCurrent) {
|
|
// Don't start a new composition if we want to keep the current one.
|
|
mIMERanges->Clear();
|
|
return;
|
|
}
|
|
|
|
// Only start new composition if we don't have an existing one,
|
|
// or if the existing composition doesn't match the new one.
|
|
RemoveComposition();
|
|
|
|
{
|
|
WidgetSelectionEvent event(true, eSetSelection, widget);
|
|
event.mOffset = uint32_t(aStart);
|
|
event.mLength = uint32_t(aEnd - aStart);
|
|
event.mExpandToClusterBoundary = false;
|
|
event.mReason = nsISelectionListener::IME_REASON;
|
|
widget->DispatchEvent(&event, status);
|
|
}
|
|
|
|
{
|
|
WidgetQueryContentEvent event(true, eQuerySelectedText, widget);
|
|
widget->DispatchEvent(&event, status);
|
|
MOZ_ASSERT(event.mSucceeded);
|
|
string = event.mReply.mString;
|
|
}
|
|
} else {
|
|
// If the new composition matches the existing composition,
|
|
// reuse the old composition.
|
|
string = composition->String();
|
|
}
|
|
|
|
#ifdef DEBUG_ANDROID_IME
|
|
const NS_ConvertUTF16toUTF8 data(event.mData);
|
|
const char* text = data.get();
|
|
ALOGIME("IME: IME_SET_TEXT: text=\"%s\", length=%u, range=%u",
|
|
text, event.mData.Length(), event.mRanges->Length());
|
|
#endif // DEBUG_ANDROID_IME
|
|
|
|
if (NS_WARN_IF(NS_FAILED(BeginInputTransaction(mDispatcher)))) {
|
|
mIMERanges->Clear();
|
|
return;
|
|
}
|
|
mDispatcher->SetPendingComposition(string, mIMERanges);
|
|
mDispatcher->FlushPendingComposition(status);
|
|
mIMERanges->Clear();
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::OnImeRequestCursorUpdates(int aRequestMode)
|
|
{
|
|
if (aRequestMode == java::GeckoEditableClient::ONE_SHOT) {
|
|
UpdateCompositionRects();
|
|
return;
|
|
}
|
|
|
|
mIMEMonitorCursor =
|
|
(aRequestMode == java::GeckoEditableClient::START_MONITOR);
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::AsyncNotifyIME(int32_t aNotification)
|
|
{
|
|
RefPtr<GeckoEditableSupport> self(this);
|
|
|
|
nsAppShell::PostEvent([this, self, aNotification] {
|
|
if (!mIMEMaskEventsCount) {
|
|
mEditable->NotifyIME(aNotification);
|
|
}
|
|
});
|
|
}
|
|
|
|
nsresult
|
|
GeckoEditableSupport::NotifyIME(TextEventDispatcher* aTextEventDispatcher,
|
|
const IMENotification& aNotification)
|
|
{
|
|
MOZ_ASSERT(mEditable);
|
|
|
|
switch (aNotification.mMessage) {
|
|
case REQUEST_TO_COMMIT_COMPOSITION: {
|
|
ALOGIME("IME: REQUEST_TO_COMMIT_COMPOSITION");
|
|
|
|
RemoveComposition(COMMIT_IME_COMPOSITION);
|
|
AsyncNotifyIME(GeckoEditableListener::
|
|
NOTIFY_IME_TO_COMMIT_COMPOSITION);
|
|
break;
|
|
}
|
|
|
|
case REQUEST_TO_CANCEL_COMPOSITION: {
|
|
ALOGIME("IME: REQUEST_TO_CANCEL_COMPOSITION");
|
|
|
|
RemoveComposition(CANCEL_IME_COMPOSITION);
|
|
AsyncNotifyIME(GeckoEditableListener::
|
|
NOTIFY_IME_TO_CANCEL_COMPOSITION);
|
|
break;
|
|
}
|
|
|
|
case NOTIFY_IME_OF_FOCUS: {
|
|
ALOGIME("IME: NOTIFY_IME_OF_FOCUS");
|
|
|
|
RefPtr<GeckoEditableSupport> self(this);
|
|
RefPtr<TextEventDispatcher> dispatcher = aTextEventDispatcher;
|
|
|
|
// Post an event because we have to flush the text before sending a
|
|
// focus event, and we may not be able to flush text during the
|
|
// NotifyIME call.
|
|
nsAppShell::PostEvent([this, self, dispatcher] {
|
|
nsCOMPtr<nsIWidget> widget = dispatcher->GetWidget();
|
|
|
|
--mIMEMaskEventsCount;
|
|
if (mIMEMaskEventsCount || !widget || widget->Destroyed()) {
|
|
return;
|
|
}
|
|
|
|
mEditable->NotifyIME(
|
|
GeckoEditableListener::NOTIFY_IME_OF_TOKEN);
|
|
|
|
if (mIsRemote) {
|
|
if (!mEditableAttached) {
|
|
// Re-attach on focus; see OnRemovedFrom().
|
|
AttachNative(mEditable, this);
|
|
mEditableAttached = true;
|
|
}
|
|
// Because GeckoEditableSupport in content process doesn't
|
|
// manage the active input context, we need to retrieve the
|
|
// input context from the widget, for use by
|
|
// OnImeReplaceText.
|
|
mInputContext = widget->GetInputContext();
|
|
}
|
|
mDispatcher = dispatcher;
|
|
mIMEKeyEvents.Clear();
|
|
FlushIMEText();
|
|
|
|
// IME will call requestCursorUpdates after getting context.
|
|
// So reset cursor update mode before getting context.
|
|
mIMEMonitorCursor = false;
|
|
|
|
mEditable->NotifyIME(
|
|
GeckoEditableListener::NOTIFY_IME_OF_FOCUS);
|
|
});
|
|
break;
|
|
}
|
|
|
|
case NOTIFY_IME_OF_BLUR: {
|
|
ALOGIME("IME: NOTIFY_IME_OF_BLUR");
|
|
|
|
if (!mIMEMaskEventsCount) {
|
|
mEditable->NotifyIME(GeckoEditableListener::NOTIFY_IME_OF_BLUR);
|
|
OnRemovedFrom(mDispatcher);
|
|
}
|
|
|
|
// Mask events because we lost focus. Unmask on the next focus.
|
|
mIMEMaskEventsCount++;
|
|
break;
|
|
}
|
|
|
|
case NOTIFY_IME_OF_SELECTION_CHANGE: {
|
|
ALOGIME("IME: NOTIFY_IME_OF_SELECTION_CHANGE");
|
|
|
|
PostFlushIMEChanges();
|
|
mIMESelectionChanged = true;
|
|
break;
|
|
}
|
|
|
|
case NOTIFY_IME_OF_TEXT_CHANGE: {
|
|
ALOGIME("IME: NotifyIMEOfTextChange: s=%d, oe=%d, ne=%d",
|
|
aNotification.mTextChangeData.mStartOffset,
|
|
aNotification.mTextChangeData.mRemovedEndOffset,
|
|
aNotification.mTextChangeData.mAddedEndOffset);
|
|
|
|
/* Make sure Java's selection is up-to-date */
|
|
PostFlushIMEChanges();
|
|
mIMESelectionChanged = true;
|
|
AddIMETextChange(IMETextChange(aNotification));
|
|
break;
|
|
}
|
|
|
|
case NOTIFY_IME_OF_COMPOSITION_EVENT_HANDLED: {
|
|
ALOGIME("IME: NOTIFY_IME_OF_COMPOSITION_EVENT_HANDLED");
|
|
|
|
// Hardware keyboard support requires each string rect.
|
|
if (mIMEMonitorCursor) {
|
|
UpdateCompositionRects();
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::OnRemovedFrom(TextEventDispatcher* aTextEventDispatcher)
|
|
{
|
|
mDispatcher = nullptr;
|
|
|
|
if (mIsRemote) {
|
|
// When we're remote, detach every time.
|
|
OnDetach();
|
|
}
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::WillDispatchKeyboardEvent(
|
|
TextEventDispatcher* aTextEventDispatcher,
|
|
WidgetKeyboardEvent& aKeyboardEvent, uint32_t aIndexOfKeypress,
|
|
void* aData)
|
|
{
|
|
}
|
|
|
|
NS_IMETHODIMP_(IMENotificationRequests)
|
|
GeckoEditableSupport::GetIMENotificationRequests()
|
|
{
|
|
// While a plugin has focus, Listener doesn't need any notifications.
|
|
if (GetInputContext().mIMEState.mEnabled == IMEState::PLUGIN) {
|
|
return IMENotificationRequests();
|
|
}
|
|
return IMENotificationRequests(IMENotificationRequests::NOTIFY_TEXT_CHANGE);
|
|
}
|
|
|
|
void
|
|
GeckoEditableSupport::SetInputContext(const InputContext& aContext,
|
|
const InputContextAction& aAction)
|
|
{
|
|
MOZ_ASSERT(mEditable);
|
|
|
|
ALOGIME("IME: SetInputContext: s=0x%X, 0x%X, action=0x%X, 0x%X",
|
|
aContext.mIMEState.mEnabled, aContext.mIMEState.mOpen,
|
|
aAction.mCause, aAction.mFocusChange);
|
|
|
|
// Ensure that opening the virtual keyboard is allowed for this specific
|
|
// InputContext depending on the content.ime.strict.policy pref
|
|
if (aContext.mIMEState.mEnabled != IMEState::DISABLED &&
|
|
aContext.mIMEState.mEnabled != IMEState::PLUGIN &&
|
|
Preferences::GetBool("content.ime.strict_policy", false) &&
|
|
!aAction.ContentGotFocusByTrustedCause() &&
|
|
!aAction.UserMightRequestOpenVKB()) {
|
|
return;
|
|
}
|
|
|
|
IMEState::Enabled enabled = aContext.mIMEState.mEnabled;
|
|
|
|
// Only show the virtual keyboard for plugins if mOpen is set appropriately.
|
|
// This avoids showing it whenever a plugin is focused. Bug 747492
|
|
if (aContext.mIMEState.mEnabled == IMEState::PLUGIN &&
|
|
aContext.mIMEState.mOpen != IMEState::OPEN) {
|
|
enabled = IMEState::DISABLED;
|
|
}
|
|
|
|
mInputContext = aContext;
|
|
mInputContext.mIMEState.mEnabled = enabled;
|
|
|
|
if (enabled == IMEState::ENABLED && aAction.UserMightRequestOpenVKB()) {
|
|
// Don't reset keyboard when we should simply open the vkb
|
|
mEditable->NotifyIME(GeckoEditableListener::NOTIFY_IME_OPEN_VKB);
|
|
return;
|
|
}
|
|
|
|
if (mIMEUpdatingContext) {
|
|
return;
|
|
}
|
|
mIMEUpdatingContext = true;
|
|
|
|
RefPtr<GeckoEditableSupport> self(this);
|
|
|
|
nsAppShell::PostEvent([this, self] {
|
|
nsCOMPtr<nsIWidget> widget = GetWidget();
|
|
|
|
mIMEUpdatingContext = false;
|
|
if (!widget || widget->Destroyed()) {
|
|
return;
|
|
}
|
|
mEditable->NotifyIMEContext(mInputContext.mIMEState.mEnabled,
|
|
mInputContext.mHTMLInputType,
|
|
mInputContext.mHTMLInputInputmode,
|
|
mInputContext.mActionHint);
|
|
});
|
|
}
|
|
|
|
InputContext
|
|
GeckoEditableSupport::GetInputContext()
|
|
{
|
|
InputContext context = mInputContext;
|
|
context.mIMEState.mOpen = IMEState::OPEN_STATE_NOT_SUPPORTED;
|
|
return context;
|
|
}
|
|
|
|
} // namespace widget
|
|
} // namespace mozilla
|