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1: /* InputMethodContext.java -- communication between an input method and client 2: Copyright (C) 2002, 2004 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: 39: package java.awt.im.spi; 40: 41: import java.awt.Window; 42: import java.awt.font.TextHitInfo; 43: import java.awt.im.InputMethodRequests; 44: import java.text.AttributedCharacterIterator; 45: 46: import javax.swing.JFrame; 47: 48: /** 49: * Provides methods for the communication context between an input method 50: * and the client component. This should be passed to 51: * {@link InputMethod#setInputMethodContext(InputMethodContext)}. 52: * 53: * @author Eric Blake (ebb9@email.byu.edu) 54: * @since 1.3 55: * @status updated to 1.4 56: */ 57: public interface InputMethodContext extends InputMethodRequests 58: { 59: /** 60: * Create an input method event and dispatch it to the client. 61: * 62: * @param id the event type 63: * @param text an iterator over the text to be committed 64: * @param count the count of characters to be committed 65: * @param caret the insertion point of the commit, or null 66: * @param visiblePosition the best location to make visible, or null 67: */ 68: void dispatchInputMethodEvent(int id, AttributedCharacterIterator text, 69: int count, TextHitInfo caret, 70: TextHitInfo visiblePosition); 71: 72: /** 73: * Creates a top-level window for use by the input method. This window should 74: * float above all document windows and dialogs, not receive focus, and have 75: * lightweight decorations (such as no title, reduced drag regions). But 76: * this behavior may be modified to meet the platform style. The title may 77: * or may not be displayed, depending on the platform. 78: * 79: * <p>If attachToInputContext is true, the new window will share the input 80: * context of the input method, so that events in the new window are 81: * dispatched to the input method. Also, this supresses deactivate and 82: * activate calls to the input method caused by setVisible. 83: * 84: * @param title the window title, if one is displayed; null becomes "" 85: * @param attachToInputContext true for the window to share context with 86: * the input method 87: * @return the new window for use by the input method 88: * @throws HeadlessException if GraphicsEnvironment.isHeadless is true 89: */ 90: Window createInputMethodWindow(String title, boolean attachToInputContext); 91: 92: /** 93: * Creates a top-level Swing JFrame for use by the input method. This frame 94: * should float above all document windows and dialogs, not receive focus, 95: * and have lightweight decorations (such as no title, reduced drag 96: * regions). But this behavior may be modified to meet the platform style. 97: * The title may or may not be displayed, depending on the platform. 98: * 99: * <p>If attachToInputContext is true, the new window will share the input 100: * context of the input method, so that events in the new window are 101: * dispatched to the input method. Also, this supresses deactivate and 102: * activate calls to the input method caused by setVisible. 103: * 104: * @param title the window title, if one is displayed; null becomes "" 105: * @param attachToInputContext true for the window to share context with 106: * the input method 107: * @return the new window for use by the input method 108: * @throws HeadlessException if GraphicsEnvironment.isHeadless is true 109: * @since 1.4 110: */ 111: JFrame createInputMethodJFrame(String title, boolean attachToInputContext); 112: 113: /** 114: * Sets whether notification of the client window's location and state should 115: * be enabled for the input method. When enabled, the input method's 116: * {@link #notifyClientWindowChange(Rectangle)} method is called. 117: * Notification is automatically disabled when the input method is disposed. 118: * 119: * @param inputMethod the method to change status of 120: * @param enable true to enable notification 121: */ 122: void enableClientWindowNotification(InputMethod inputMethod, boolean enable); 123: } // interface InputMethodContext
GNU Classpath (0.17) |