List of usage examples for android.view KeyEvent KEYCODE_DEL
int KEYCODE_DEL
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From source file:com.yek.keyboard.anysoftkeyboard.AnySoftKeyboard.java
@Override public boolean onKeyDown(final int keyEventKeyCode, @NonNull KeyEvent event) { InputConnection ic = getCurrentInputConnection(); if (handleSelectionExpending(keyEventKeyCode, ic, mGlobalSelectionStartPosition, mGlobalCursorPosition)) return true; final boolean shouldTranslateSpecialKeys = isInputViewShown(); //greater than zero means it is a physical keyboard. //we also want to hide the view if it's a glyph (for example, not physical volume-up key) if (event.getDeviceId() > 0 && event.isPrintingKey()) onPhysicalKeyboardKeyPressed();/*from www . j a va 2 s . co m*/ mHardKeyboardAction.initializeAction(event, mMetaState); switch (keyEventKeyCode) { /**** * SPECIAL translated HW keys If you add new keys here, do not forget * to add to the */ case KeyEvent.KEYCODE_CAMERA: if (shouldTranslateSpecialKeys && mAskPrefs.useCameraKeyForBackspaceBackword()) { handleBackWord(getCurrentInputConnection()); return true; } // DO NOT DELAY CAMERA KEY with unneeded checks in default mark return super.onKeyDown(keyEventKeyCode, event); case KeyEvent.KEYCODE_FOCUS: if (shouldTranslateSpecialKeys && mAskPrefs.useCameraKeyForBackspaceBackword()) { handleDeleteLastCharacter(false); return true; } // DO NOT DELAY FOCUS KEY with unneeded checks in default mark return super.onKeyDown(keyEventKeyCode, event); case KeyEvent.KEYCODE_VOLUME_UP: if (shouldTranslateSpecialKeys && mAskPrefs.useVolumeKeyForLeftRight()) { sendDownUpKeyEvents(KeyEvent.KEYCODE_DPAD_LEFT); return true; } // DO NOT DELAY VOLUME UP KEY with unneeded checks in default // mark return super.onKeyDown(keyEventKeyCode, event); case KeyEvent.KEYCODE_VOLUME_DOWN: if (shouldTranslateSpecialKeys && mAskPrefs.useVolumeKeyForLeftRight()) { sendDownUpKeyEvents(KeyEvent.KEYCODE_DPAD_RIGHT); return true; } // DO NOT DELAY VOLUME DOWN KEY with unneeded checks in default // mark return super.onKeyDown(keyEventKeyCode, event); /**** * END of SPECIAL translated HW keys code section */ case KeyEvent.KEYCODE_BACK: if (event.getRepeatCount() == 0 && getInputView() != null) { if (getInputView().handleBack()) { // consuming the meta keys if (ic != null) { // translated, so we also take care of the metakeys ic.clearMetaKeyStates(Integer.MAX_VALUE); } mMetaState = 0; return true; } } break; case 0x000000cc:// API 14: KeyEvent.KEYCODE_LANGUAGE_SWITCH switchToNextPhysicalKeyboard(ic); return true; case KeyEvent.KEYCODE_SHIFT_LEFT: case KeyEvent.KEYCODE_SHIFT_RIGHT: if (event.isAltPressed() && Workarounds.isAltSpaceLangSwitchNotPossible()) { switchToNextPhysicalKeyboard(ic); return true; } // NOTE: letting it fall-through to the other meta-keys case KeyEvent.KEYCODE_ALT_LEFT: case KeyEvent.KEYCODE_ALT_RIGHT: case KeyEvent.KEYCODE_SYM: Logger.d(TAG + "-meta-key", getMetaKeysStates("onKeyDown before handle")); mMetaState = MyMetaKeyKeyListener.handleKeyDown(mMetaState, keyEventKeyCode, event); Logger.d(TAG + "-meta-key", getMetaKeysStates("onKeyDown after handle")); break; case KeyEvent.KEYCODE_SPACE: if ((event.isAltPressed() && !Workarounds.isAltSpaceLangSwitchNotPossible()) || event.isShiftPressed()) { switchToNextPhysicalKeyboard(ic); return true; } // NOTE: // letting it fall through to the "default" default: // Fix issue 185, check if we should process key repeat if (!mAskPrefs.getUseRepeatingKeys() && event.getRepeatCount() > 0) return true; AnyKeyboard.HardKeyboardTranslator keyTranslator = (AnyKeyboard.HardKeyboardTranslator) getCurrentAlphabetKeyboard(); if (getKeyboardSwitcher().isCurrentKeyboardPhysical() && keyTranslator != null) { // sometimes, the physical keyboard will delete input, and then add some. // we'll try to make it nice. if (ic != null) ic.beginBatchEdit(); try { // issue 393, backword on the hw keyboard! if (mAskPrefs.useBackword() && keyEventKeyCode == KeyEvent.KEYCODE_DEL && event.isShiftPressed()) { handleBackWord(ic); return true; } else { // http://article.gmane.org/gmane.comp.handhelds.openmoko.android-freerunner/629 keyTranslator.translatePhysicalCharacter(mHardKeyboardAction, this); if (mHardKeyboardAction.getKeyCodeWasChanged()) { final int translatedChar = mHardKeyboardAction.getKeyCode(); // typing my own. onKey(translatedChar, null, -1, new int[] { translatedChar }, true/*faking from UI*/); // my handling we are at a regular key press, so we'll update // our meta-state member mMetaState = MyMetaKeyKeyListener.adjustMetaAfterKeypress(mMetaState); Logger.d(TAG + "-meta-key", getMetaKeysStates("onKeyDown after adjust - translated")); return true; } } } finally { if (ic != null) ic.endBatchEdit(); } } if (event.isPrintingKey()) { // we are at a regular key press, so we'll update our // meta-state // member mMetaState = MyMetaKeyKeyListener.adjustMetaAfterKeypress(mMetaState); Logger.d(TAG + "-meta-key", getMetaKeysStates("onKeyDown after adjust")); } } return super.onKeyDown(keyEventKeyCode, event); }
From source file:research.sg.edu.edapp.kb.KbSoftKeyboard.java
private void handleBackspace() { final int length = mComposing.length(); if (length > 1) { mComposing.delete(length - 1, length); getCurrentInputConnection().setComposingText(mComposing, 1); updateCandidates();//from www. j av a 2 s . co m } else if (length > 0) { mComposing.setLength(0); getCurrentInputConnection().commitText("", 0); updateCandidates(); } else { keyDownUp(KeyEvent.KEYCODE_DEL); } updateShiftKeyState(getCurrentInputEditorInfo()); }
From source file:com.anysoftkeyboard.AnySoftKeyboard.java
@Override public boolean onKeyDown(final int keyEventKeyCode, @NonNull KeyEvent event) { InputConnection ic = getCurrentInputConnection(); if (handleSelectionExpending(keyEventKeyCode, ic, mGlobalSelectionStartPosition, mGlobalCursorPosition)) return true; final boolean shouldTranslateSpecialKeys = isInputViewShown(); //greater than zero means it is a physical keyboard. //we also want to hide the view if it's a glyph (for example, not physical volume-up key) if (event.getDeviceId() > 0 && event.isPrintingKey()) onPhysicalKeyboardKeyPressed();//from w w w. j av a 2s .co m mHardKeyboardAction.initializeAction(event, mMetaState); switch (keyEventKeyCode) { /**** * SPECIAL translated HW keys If you add new keys here, do not forget * to add to the */ case KeyEvent.KEYCODE_CAMERA: if (shouldTranslateSpecialKeys && mAskPrefs.useCameraKeyForBackspaceBackword()) { handleBackWord(getCurrentInputConnection()); return true; } // DO NOT DELAY CAMERA KEY with unneeded checks in default mark return super.onKeyDown(keyEventKeyCode, event); case KeyEvent.KEYCODE_FOCUS: if (shouldTranslateSpecialKeys && mAskPrefs.useCameraKeyForBackspaceBackword()) { handleDeleteLastCharacter(false); return true; } // DO NOT DELAY FOCUS KEY with unneeded checks in default mark return super.onKeyDown(keyEventKeyCode, event); case KeyEvent.KEYCODE_VOLUME_UP: if (shouldTranslateSpecialKeys && mAskPrefs.useVolumeKeyForLeftRight()) { sendDownUpKeyEvents(KeyEvent.KEYCODE_DPAD_LEFT); return true; } // DO NOT DELAY VOLUME UP KEY with unneeded checks in default // mark return super.onKeyDown(keyEventKeyCode, event); case KeyEvent.KEYCODE_VOLUME_DOWN: if (shouldTranslateSpecialKeys && mAskPrefs.useVolumeKeyForLeftRight()) { sendDownUpKeyEvents(KeyEvent.KEYCODE_DPAD_RIGHT); return true; } // DO NOT DELAY VOLUME DOWN KEY with unneeded checks in default // mark return super.onKeyDown(keyEventKeyCode, event); /**** * END of SPECIAL translated HW keys code section */ case KeyEvent.KEYCODE_BACK: if (event.getRepeatCount() == 0 && getInputView() != null) { if (getInputView().handleBack()) { // consuming the meta keys if (ic != null) { // translated, so we also take care of the metakeys ic.clearMetaKeyStates(Integer.MAX_VALUE); } mMetaState = 0; return true; } } break; case 0x000000cc:// API 14: KeyEvent.KEYCODE_LANGUAGE_SWITCH switchToNextPhysicalKeyboard(ic); return true; case KeyEvent.KEYCODE_SHIFT_LEFT: case KeyEvent.KEYCODE_SHIFT_RIGHT: if (event.isAltPressed() && Workarounds.isAltSpaceLangSwitchNotPossible()) { switchToNextPhysicalKeyboard(ic); return true; } // NOTE: letting it fall-through to the other meta-keys case KeyEvent.KEYCODE_ALT_LEFT: case KeyEvent.KEYCODE_ALT_RIGHT: case KeyEvent.KEYCODE_SYM: Logger.d(TAG + "-meta-key", getMetaKeysStates("onKeyDown before handle")); mMetaState = MyMetaKeyKeyListener.handleKeyDown(mMetaState, keyEventKeyCode, event); Logger.d(TAG + "-meta-key", getMetaKeysStates("onKeyDown after handle")); break; case KeyEvent.KEYCODE_SPACE: if ((event.isAltPressed() && !Workarounds.isAltSpaceLangSwitchNotPossible()) || event.isShiftPressed()) { switchToNextPhysicalKeyboard(ic); return true; } // NOTE: // letting it fall through to the "default" default: // Fix issue 185, check if we should process key repeat if (!mAskPrefs.getUseRepeatingKeys() && event.getRepeatCount() > 0) return true; HardKeyboardTranslator keyTranslator = (HardKeyboardTranslator) getCurrentAlphabetKeyboard(); if (getKeyboardSwitcher().isCurrentKeyboardPhysical() && keyTranslator != null) { // sometimes, the physical keyboard will delete input, and then add some. // we'll try to make it nice. if (ic != null) ic.beginBatchEdit(); try { // issue 393, backword on the hw keyboard! if (mAskPrefs.useBackword() && keyEventKeyCode == KeyEvent.KEYCODE_DEL && event.isShiftPressed()) { handleBackWord(ic); return true; } else { // http://article.gmane.org/gmane.comp.handhelds.openmoko.android-freerunner/629 keyTranslator.translatePhysicalCharacter(mHardKeyboardAction, this); if (mHardKeyboardAction.getKeyCodeWasChanged()) { final int translatedChar = mHardKeyboardAction.getKeyCode(); // typing my own. onKey(translatedChar, null, -1, new int[] { translatedChar }, true/*faking from UI*/); // my handling we are at a regular key press, so we'll update // our meta-state member mMetaState = MyMetaKeyKeyListener.adjustMetaAfterKeypress(mMetaState); Logger.d(TAG + "-meta-key", getMetaKeysStates("onKeyDown after adjust - translated")); return true; } } } finally { if (ic != null) ic.endBatchEdit(); } } if (event.isPrintingKey()) { // we are at a regular key press, so we'll update our // meta-state // member mMetaState = MyMetaKeyKeyListener.adjustMetaAfterKeypress(mMetaState); Logger.d(TAG + "-meta-key", getMetaKeysStates("onKeyDown after adjust")); } } return super.onKeyDown(keyEventKeyCode, event); }
From source file:com.customdatepicker.time.TimePickerDialog.java
/** * For keyboard mode, processes key events. * @param keyCode the pressed key./* www . ja va2 s.com*/ * @return true if the key was successfully processed, false otherwise. */ private boolean processKeyUp(int keyCode) { if (keyCode == KeyEvent.KEYCODE_ESCAPE || keyCode == KeyEvent.KEYCODE_BACK) { if (isCancelable()) dismiss(); return true; } else if (keyCode == KeyEvent.KEYCODE_TAB) { if (mInKbMode) { if (isTypedTimeFullyLegal()) { finishKbMode(true); } return true; } } else if (keyCode == KeyEvent.KEYCODE_ENTER) { if (mInKbMode) { if (!isTypedTimeFullyLegal()) { return true; } finishKbMode(false); } if (mCallback != null) { mCallback.onTimeSet(this, mTimePicker.getHours(), mTimePicker.getMinutes(), mTimePicker.getSeconds()); } dismiss(); return true; } else if (keyCode == KeyEvent.KEYCODE_DEL) { if (mInKbMode) { if (!mTypedTimes.isEmpty()) { int deleted = deleteLastTypedKey(); String deletedKeyStr; if (deleted == getAmOrPmKeyCode(AM)) { deletedKeyStr = mAmText; } else if (deleted == getAmOrPmKeyCode(PM)) { deletedKeyStr = mPmText; } else { deletedKeyStr = String.format("%d", getValFromKeyCode(deleted)); } Utils.tryAccessibilityAnnounce(mTimePicker, String.format(mDeletedKeyFormat, deletedKeyStr)); updateDisplay(true); } } } else if (keyCode == KeyEvent.KEYCODE_0 || keyCode == KeyEvent.KEYCODE_1 || keyCode == KeyEvent.KEYCODE_2 || keyCode == KeyEvent.KEYCODE_3 || keyCode == KeyEvent.KEYCODE_4 || keyCode == KeyEvent.KEYCODE_5 || keyCode == KeyEvent.KEYCODE_6 || keyCode == KeyEvent.KEYCODE_7 || keyCode == KeyEvent.KEYCODE_8 || keyCode == KeyEvent.KEYCODE_9 || (!mIs24HourMode && (keyCode == getAmOrPmKeyCode(AM) || keyCode == getAmOrPmKeyCode(PM)))) { if (!mInKbMode) { if (mTimePicker == null) { // Something's wrong, because time picker should definitely not be null. Log.e(TAG, "Unable to initiate keyboard mode, TimePicker was null."); return true; } mTypedTimes.clear(); tryStartingKbMode(keyCode); return true; } // We're already in keyboard mode. if (addKeyIfLegal(keyCode)) { updateDisplay(false); } return true; } return false; }
From source file:com.android.ex.chips.RecipientEditTextView.java
/** * If there is a selected chip, delegate the key events to the selected chip. */// ww w . j a v a2s . c o m @Override public boolean onKeyDown(final int keyCode, final KeyEvent event) { if (mSelectedChip != null && keyCode == KeyEvent.KEYCODE_DEL) { /*if(mAlternatesPopup!=null&&mAlternatesPopup.isShowing()) mAlternatesPopup.dismiss();*/ removeChip(mSelectedChip, true); } switch (keyCode) { case KeyEvent.KEYCODE_ENTER: case KeyEvent.KEYCODE_DPAD_CENTER: if (event.hasNoModifiers()) { if (commitDefault()) return true; if (mSelectedChip != null) { clearSelectedChip(); return true; } else if (focusNext()) return true; } break; } return super.onKeyDown(keyCode, event); }
From source file:com.fishstix.dosboxfree.DBGLSurfaceView.java
@Override public InputConnection onCreateInputConnection(EditorInfo outAttrs) { return new BaseInputConnection(this, false) { @Override/*from w ww.j ava 2 s .c o m*/ public boolean sendKeyEvent(KeyEvent event) { return super.sendKeyEvent(event); } @Override public boolean deleteSurroundingText(int beforeLength, int afterLength) { // magic: in latest Android, deleteSurroundingText(1, 0) will be called for backspace if (beforeLength == 1 && afterLength == 0) { // backspace super.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DEL)); return super.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_DEL)); } return super.deleteSurroundingText(beforeLength, afterLength); } }; }
From source file:nu.yona.timepicker.time.TimePickerDialog.java
/** * For keyboard mode, processes key events. * * @param keyCode the pressed key./*from ww w . j a v a 2 s . c o m*/ * @return true if the key was successfully processed, false otherwise. */ private boolean processKeyUp(int keyCode) { if (keyCode == KeyEvent.KEYCODE_ESCAPE || keyCode == KeyEvent.KEYCODE_BACK) { if (isCancelable()) dismiss(); return true; } else if (keyCode == KeyEvent.KEYCODE_TAB) { if (mInKbMode) { if (isTypedTimeFullyLegal()) { finishKbMode(true); } return true; } } else if (keyCode == KeyEvent.KEYCODE_ENTER) { if (mInKbMode) { if (!isTypedTimeFullyLegal()) { return true; } finishKbMode(false); } if (mCallback != null) { mCallback.onTimeSet(mTimePicker, mTimePicker.getHours(), mTimePicker.getMinutes(), mTimePicker.getSeconds()); } dismiss(); return true; } else if (keyCode == KeyEvent.KEYCODE_DEL) { if (mInKbMode) { if (!mTypedTimes.isEmpty()) { int deleted = deleteLastTypedKey(); String deletedKeyStr; if (deleted == getAmOrPmKeyCode(AM)) { deletedKeyStr = mAmText; } else if (deleted == getAmOrPmKeyCode(PM)) { deletedKeyStr = mPmText; } else { deletedKeyStr = String.format("%d", getValFromKeyCode(deleted)); } Utils.tryAccessibilityAnnounce(mTimePicker, String.format(mDeletedKeyFormat, deletedKeyStr)); updateDisplay(true); } } } else if (keyCode == KeyEvent.KEYCODE_0 || keyCode == KeyEvent.KEYCODE_1 || keyCode == KeyEvent.KEYCODE_2 || keyCode == KeyEvent.KEYCODE_3 || keyCode == KeyEvent.KEYCODE_4 || keyCode == KeyEvent.KEYCODE_5 || keyCode == KeyEvent.KEYCODE_6 || keyCode == KeyEvent.KEYCODE_7 || keyCode == KeyEvent.KEYCODE_8 || keyCode == KeyEvent.KEYCODE_9 || (!mIs24HourMode && (keyCode == getAmOrPmKeyCode(AM) || keyCode == getAmOrPmKeyCode(PM)))) { if (!mInKbMode) { if (mTimePicker == null) { // Something's wrong, because time picker should definitely not be null. Log.e(TAG, "Unable to initiate keyboard mode, TimePicker was null."); return true; } mTypedTimes.clear(); tryStartingKbMode(keyCode); return true; } // We're already in keyboard mode. if (addKeyIfLegal(keyCode)) { updateDisplay(false); } return true; } return false; }
From source file:com.strathclyde.highlightingkeyboard.SoftKeyboardService.java
/** * Handle a press of the backspace key/*from ww w. j ava 2s . c om*/ */ private void handleBackspace() { coreEngine.removeString(true, 1); final int length = mComposing.length(); if (length > 1) { mComposing.delete(length - 1, length); ic.setComposingText(mComposing, 1); updateCandidates(); } else if (length > 0) { mComposing.setLength(0); ic.commitText("", 0); updateCandidates(); } else { keyDownUp(KeyEvent.KEYCODE_DEL); } updateShiftKeyState(getCurrentInputEditorInfo()); }
From source file:com.anysoftkeyboard.AnySoftKeyboard.java
private void handleDeleteLastCharacter(boolean forMultiTap) { InputConnection ic = getCurrentInputConnection(); boolean deleteChar = false; if (TextEntryState.isPredicting()) { final boolean wordManipulation = mWord.length() > 0 && mWord.cursorPosition() > 0; if (wordManipulation) { mWord.deleteLast();//from ww w . j a v a 2 s . co m final int cursorPosition; if (mWord.cursorPosition() != mWord.length()) cursorPosition = getCursorPosition(ic); else cursorPosition = -1; if (cursorPosition >= 0) ic.beginBatchEdit(); ic.setComposingText(mWord.getTypedWord(), 1); if (mWord.length() == 0) { TextEntryState.newSession(mPredictionOn); } else if (cursorPosition >= 0) { ic.setSelection(cursorPosition - 1, cursorPosition - 1); } if (cursorPosition >= 0) ic.endBatchEdit(); postUpdateSuggestions(); } else { ic.deleteSurroundingText(1, 0); } } else { deleteChar = true; } TextEntryState.backspace(); if (TextEntryState.getState() == TextEntryState.State.UNDO_COMMIT) { revertLastWord(); } else if (deleteChar) { //just making sure that if (mCandidateView != null) mCandidateView.dismissAddToDictionaryHint(); if (!forMultiTap) { sendDownUpKeyEvents(KeyEvent.KEYCODE_DEL); } else { // this code tries to delete the text in a different way, // because of multi-tap stuff // using "deleteSurroundingText" will actually get the input // updated faster! // but will not handle "delete all selected text" feature, // hence the "if (!forMultiTap)" above final CharSequence beforeText = ic == null ? null : ic.getTextBeforeCursor(1, 0); final int textLengthBeforeDelete = (TextUtils.isEmpty(beforeText)) ? 0 : beforeText.length(); if (textLengthBeforeDelete > 0) ic.deleteSurroundingText(1, 0); else sendDownUpKeyEvents(KeyEvent.KEYCODE_DEL); } } }
From source file:com.sonetel.ui.dialpad.DialerFragment.java
@Override public void deleteChar() { keyPressed(KeyEvent.KEYCODE_DEL); }