1104 /**
1105 * Gives native peers the ability to query the closest HW component.
1106 * If the given component is heavyweight, then it returns this. Otherwise,
1107 * it goes one level up in the hierarchy and tests next component.
1108 */
1109 public static Component getHeavyweightComponent(Component c) {
1110 while (c != null && AWTAccessor.getComponentAccessor().isLightweight(c)) {
1111 c = AWTAccessor.getComponentAccessor().getParent(c);
1112 }
1113 return c;
1114 }
1115
1116 /**
1117 * Returns key modifiers used by Swing to set up a focus accelerator key stroke.
1118 */
1119 public int getFocusAcceleratorKeyMask() {
1120 return InputEvent.ALT_MASK;
1121 }
1122
1123 /**
1124 * Returns a new input method window, with behavior as specified in
1125 * {@link java.awt.im.spi.InputMethodContext#createInputMethodWindow}.
1126 * If the inputContext is not null, the window should return it from its
1127 * getInputContext() method. The window needs to implement
1128 * sun.awt.im.InputMethodWindow.
1129 * <p>
1130 * SunToolkit subclasses can override this method to return better input
1131 * method windows.
1132 */
1133 public Window createInputMethodWindow(String title, InputContext context) {
1134 return new sun.awt.im.SimpleInputMethodWindow(title, context);
1135 }
1136
1137 /**
1138 * Returns whether enableInputMethods should be set to true for peered
1139 * TextComponent instances on this platform. False by default.
1140 */
1141 public boolean enableInputMethodsForTextComponent() {
1142 return false;
1143 }
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1104 /**
1105 * Gives native peers the ability to query the closest HW component.
1106 * If the given component is heavyweight, then it returns this. Otherwise,
1107 * it goes one level up in the hierarchy and tests next component.
1108 */
1109 public static Component getHeavyweightComponent(Component c) {
1110 while (c != null && AWTAccessor.getComponentAccessor().isLightweight(c)) {
1111 c = AWTAccessor.getComponentAccessor().getParent(c);
1112 }
1113 return c;
1114 }
1115
1116 /**
1117 * Returns key modifiers used by Swing to set up a focus accelerator key stroke.
1118 */
1119 public int getFocusAcceleratorKeyMask() {
1120 return InputEvent.ALT_MASK;
1121 }
1122
1123 /**
1124 * Tests whether specified key modifiers mask can be used to enter a printable
1125 * character. This is a default implementation of this method, which reflects
1126 * the way things work on Windows: here, pressing ctrl + alt allows user to enter
1127 * characters from the extended character set (like euro sign or math symbols)
1128 */
1129 public boolean isPrintableCharacterModifiersMask(int mods) {
1130 return ((mods & InputEvent.ALT_MASK) == (mods & InputEvent.CTRL_MASK));
1131 }
1132
1133 /**
1134 * Returns a new input method window, with behavior as specified in
1135 * {@link java.awt.im.spi.InputMethodContext#createInputMethodWindow}.
1136 * If the inputContext is not null, the window should return it from its
1137 * getInputContext() method. The window needs to implement
1138 * sun.awt.im.InputMethodWindow.
1139 * <p>
1140 * SunToolkit subclasses can override this method to return better input
1141 * method windows.
1142 */
1143 public Window createInputMethodWindow(String title, InputContext context) {
1144 return new sun.awt.im.SimpleInputMethodWindow(title, context);
1145 }
1146
1147 /**
1148 * Returns whether enableInputMethods should be set to true for peered
1149 * TextComponent instances on this platform. False by default.
1150 */
1151 public boolean enableInputMethodsForTextComponent() {
1152 return false;
1153 }
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