| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.core.internal.view; |
| |
| import static androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP; |
| |
| import android.content.res.ColorStateList; |
| import android.graphics.PorterDuff; |
| import android.graphics.drawable.Drawable; |
| import android.view.MenuItem; |
| import android.view.View; |
| |
| import androidx.annotation.RestrictTo; |
| import androidx.core.view.ActionProvider; |
| |
| /** |
| * Interface for direct access to a previously created menu item. |
| * |
| * This version extends the one available in the framework to ensures that any necessary |
| * elements added in later versions of the framework, are available for all platforms. |
| * |
| * @see android.view.MenuItem |
| * @hide |
| */ |
| @RestrictTo(LIBRARY_GROUP) |
| public interface SupportMenuItem extends android.view.MenuItem { |
| /* |
| * These should be kept in sync with attrs.xml enum constants for showAsAction |
| */ |
| /** |
| * Never show this item as a button in an Action Bar. |
| */ |
| int SHOW_AS_ACTION_NEVER = 0; |
| /** |
| * Show this item as a button in an Action Bar if the system decides there is room for it. |
| */ |
| int SHOW_AS_ACTION_IF_ROOM = 1; |
| /** |
| * Always show this item as a button in an Action Bar. |
| * Use sparingly! If too many items are set to always show in the Action Bar it can |
| * crowd the Action Bar and degrade the user experience on devices with smaller screens. |
| * A good rule of thumb is to have no more than 2 items set to always show at a time. |
| */ |
| int SHOW_AS_ACTION_ALWAYS = 2; |
| |
| /** |
| * When this item is in the action bar, always show it with a text label even if it also has an |
| * icon specified. |
| */ |
| int SHOW_AS_ACTION_WITH_TEXT = 4; |
| |
| /** |
| * This item's action view collapses to a normal menu item. When expanded, the action view |
| * temporarily takes over a larger segment of its container. |
| */ |
| int SHOW_AS_ACTION_COLLAPSE_ACTION_VIEW = 8; |
| |
| /** |
| * Sets how this item should display in the presence of an Action Bar. The parameter actionEnum |
| * is a flag set. One of {@link #SHOW_AS_ACTION_ALWAYS}, {@link #SHOW_AS_ACTION_IF_ROOM}, or |
| * {@link #SHOW_AS_ACTION_NEVER} should be used, and you may optionally OR the value with {@link |
| * #SHOW_AS_ACTION_WITH_TEXT}. SHOW_AS_ACTION_WITH_TEXT requests that when the item is shown as |
| * an action, it should be shown with a text label. |
| * |
| * @param actionEnum How the item should display. One of {@link #SHOW_AS_ACTION_ALWAYS}, {@link |
| * #SHOW_AS_ACTION_IF_ROOM}, or {@link #SHOW_AS_ACTION_NEVER}. |
| * SHOW_AS_ACTION_NEVER is the default. |
| * @see android.app.ActionBar |
| * @see #setActionView(View) |
| */ |
| @Override |
| void setShowAsAction(int actionEnum); |
| |
| /** |
| * Sets how this item should display in the presence of an Action Bar. |
| * The parameter actionEnum is a flag set. One of {@link #SHOW_AS_ACTION_ALWAYS}, |
| * {@link #SHOW_AS_ACTION_IF_ROOM}, or {@link #SHOW_AS_ACTION_NEVER} should |
| * be used, and you may optionally OR the value with {@link #SHOW_AS_ACTION_WITH_TEXT}. |
| * SHOW_AS_ACTION_WITH_TEXT requests that when the item is shown as an action, |
| * it should be shown with a text label. |
| * |
| * <p>Note: This method differs from {@link #setShowAsAction(int)} only in that it |
| * returns the current MenuItem instance for call chaining. |
| * |
| * @param actionEnum How the item should display. One of {@link #SHOW_AS_ACTION_ALWAYS}, {@link |
| * #SHOW_AS_ACTION_IF_ROOM}, or {@link #SHOW_AS_ACTION_NEVER}. |
| * SHOW_AS_ACTION_NEVER is the default. |
| * @return This MenuItem instance for call chaining. |
| * @see android.app.ActionBar |
| * @see #setActionView(View) |
| */ |
| @Override |
| MenuItem setShowAsActionFlags(int actionEnum); |
| |
| /** |
| * Set an action view for this menu item. An action view will be displayed in place |
| * of an automatically generated menu item element in the UI when this item is shown |
| * as an action within a parent. |
| * |
| * <p><strong>Note:</strong> Setting an action view overrides the action provider |
| * provider set via {@link #setSupportActionProvider(androidx.core.view.ActionProvider)}. </p> |
| * |
| * @param view View to use for presenting this item to the user. |
| * @return This Item so additional setters can be called. |
| * @see #setShowAsAction(int) |
| */ |
| @Override |
| MenuItem setActionView(View view); |
| |
| /** |
| * Set an action view for this menu item. An action view will be displayed in place |
| * of an automatically generated menu item element in the UI when this item is shown |
| * as an action within a parent. |
| * |
| * <p><strong>Note:</strong> Setting an action view overrides the action provider |
| * provider set via {@link #setSupportActionProvider(androidx.core.view.ActionProvider)}. </p> |
| * |
| * @param resId Layout resource to use for presenting this item to the user. |
| * @return This Item so additional setters can be called. |
| * @see #setShowAsAction(int) |
| */ |
| @Override |
| MenuItem setActionView(int resId); |
| |
| /** |
| * Returns the currently set action view for this menu item. |
| * |
| * @return This item's action view |
| * @see #setActionView(View) |
| * @see #setShowAsAction(int) |
| */ |
| @Override |
| View getActionView(); |
| |
| /** |
| * Sets the {@link androidx.core.view.ActionProvider} responsible for creating an action view if |
| * the item is placed on the action bar. The provider also provides a default |
| * action invoked if the item is placed in the overflow menu. |
| * |
| * <p><strong>Note:</strong> Setting an action provider overrides the action view |
| * set via {@link #setActionView(int)} or {@link #setActionView(View)}. |
| * </p> |
| * |
| * @param actionProvider The action provider. |
| * @return This Item so additional setters can be called. |
| * @see androidx.core.view.ActionProvider |
| */ |
| SupportMenuItem setSupportActionProvider(ActionProvider actionProvider); |
| |
| /** |
| * Gets the {@link ActionProvider}. |
| * |
| * @return The action provider. |
| * @see ActionProvider |
| * @see #setSupportActionProvider(ActionProvider) |
| */ |
| ActionProvider getSupportActionProvider(); |
| |
| /** |
| * Expand the action view associated with this menu item. The menu item must have an action view |
| * set, as well as the showAsAction flag {@link #SHOW_AS_ACTION_COLLAPSE_ACTION_VIEW}. If a |
| * listener has been set using |
| * {@link #setSupportOnActionExpandListener(MenuItem.OnActionExpandListener)} |
| * it will have its {@link MenuItem.OnActionExpandListener#onMenuItemActionExpand(MenuItem)} |
| * method invoked. The listener may return false from this method to prevent expanding the |
| * action view. |
| * |
| * @return true if the action view was expanded, false otherwise. |
| */ |
| @Override |
| boolean expandActionView(); |
| |
| /** |
| * Collapse the action view associated with this menu item. The menu item must have an action |
| * view set, as well as the showAsAction flag {@link #SHOW_AS_ACTION_COLLAPSE_ACTION_VIEW}. If a |
| * listener has been set using |
| * {@link #setSupportOnActionExpandListener(MenuItem.OnActionExpandListener)} |
| * it will have its {@link MenuItem.OnActionExpandListener#onMenuItemActionCollapse(MenuItem)} |
| * method invoked. The listener may return false from this method to prevent collapsing the |
| * action view. |
| * |
| * @return true if the action view was collapsed, false otherwise. |
| */ |
| @Override |
| boolean collapseActionView(); |
| |
| /** |
| * Returns true if this menu item's action view has been expanded. |
| * |
| * @return true if the item's action view is expanded, false otherwise. |
| * @see #expandActionView() |
| * @see #collapseActionView() |
| * @see #SHOW_AS_ACTION_COLLAPSE_ACTION_VIEW |
| * @see MenuItem.OnActionExpandListener |
| */ |
| @Override |
| boolean isActionViewExpanded(); |
| |
| /** |
| * Change the content description associated with this menu item. |
| * |
| * @param contentDescription The new content description. |
| * @return This menu item instance for call chaining. |
| */ |
| @Override |
| SupportMenuItem setContentDescription(CharSequence contentDescription); |
| |
| /** |
| * Retrieve the content description associated with this menu item. |
| * |
| * @return The content description. |
| */ |
| @Override |
| CharSequence getContentDescription(); |
| |
| /** |
| * Change the tooltip text associated with this menu item. |
| * |
| * @param tooltipText The new tooltip text. |
| * @return This menu item instance for call chaining. |
| */ |
| @Override |
| SupportMenuItem setTooltipText(CharSequence tooltipText); |
| |
| /** |
| * Retrieve the tooltip text associated with this menu item. |
| * |
| * @return The tooltip text. |
| */ |
| @Override |
| CharSequence getTooltipText(); |
| |
| /** |
| * Change both the numeric and alphabetic shortcut associated with this |
| * item. Note that the shortcut will be triggered when the key that |
| * generates the given character is pressed along with the corresponding |
| * modifier key. Also note that case is not significant and that alphabetic |
| * shortcut characters will be handled in lower case. |
| * <p> |
| * See {@link Menu} for the menu types that support shortcuts. |
| * |
| * @param numericChar The numeric shortcut key. This is the shortcut when |
| * using a numeric (e.g., 12-key) keyboard. |
| * @param numericModifiers The numeric modifier associated with the shortcut. It should |
| * be a combination of {@link KeyEvent#META_META_ON}, {@link KeyEvent#META_CTRL_ON}, |
| * {@link KeyEvent#META_ALT_ON}, {@link KeyEvent#META_SHIFT_ON}, |
| * {@link KeyEvent#META_SYM_ON}, {@link KeyEvent#META_FUNCTION_ON}. |
| * @param alphaChar The alphabetic shortcut key. This is the shortcut when |
| * using a keyboard with alphabetic keys. |
| * @param alphaModifiers The alphabetic modifier associated with the shortcut. It should |
| * be a combination of {@link KeyEvent#META_META_ON}, {@link KeyEvent#META_CTRL_ON}, |
| * {@link KeyEvent#META_ALT_ON}, {@link KeyEvent#META_SHIFT_ON}, |
| * {@link KeyEvent#META_SYM_ON}, {@link KeyEvent#META_FUNCTION_ON}. |
| * @return This Item so additional setters can be called. |
| */ |
| @Override |
| MenuItem setShortcut(char numericChar, char alphaChar, int numericModifiers, |
| int alphaModifiers); |
| |
| /** |
| * Change the numeric shortcut and modifiers associated with this item. |
| * <p> |
| * See {@link Menu} for the menu types that support shortcuts. |
| * |
| * @param numericChar The numeric shortcut key. This is the shortcut when |
| * using a 12-key (numeric) keyboard. |
| * @param numericModifiers The modifier associated with the shortcut. It should |
| * be a combination of {@link KeyEvent#META_META_ON}, {@link KeyEvent#META_CTRL_ON}, |
| * {@link KeyEvent#META_ALT_ON}, {@link KeyEvent#META_SHIFT_ON}, |
| * {@link KeyEvent#META_SYM_ON}, {@link KeyEvent#META_FUNCTION_ON}. |
| * @return This Item so additional setters can be called. |
| */ |
| @Override |
| MenuItem setNumericShortcut(char numericChar, int numericModifiers); |
| |
| /** |
| * Return the modifiers for this menu item's numeric (12-key) shortcut. |
| * The modifier is a combination of {@link KeyEvent#META_META_ON}, |
| * {@link KeyEvent#META_CTRL_ON}, {@link KeyEvent#META_ALT_ON}, |
| * {@link KeyEvent#META_SHIFT_ON}, {@link KeyEvent#META_SYM_ON}, |
| * {@link KeyEvent#META_FUNCTION_ON}. |
| * For example, {@link KeyEvent#META_FUNCTION_ON}|{@link KeyEvent#META_CTRL_ON} |
| * |
| * @return Modifier associated with the numeric shortcut. |
| */ |
| @Override |
| int getNumericModifiers(); |
| |
| /** |
| * Change the alphabetic shortcut associated with this item. The shortcut |
| * will be triggered when the key that generates the given character is |
| * pressed along with the modifier keys. Case is not significant and shortcut |
| * characters will be displayed in lower case. Note that menu items with |
| * the characters '\b' or '\n' as shortcuts will get triggered by the |
| * Delete key or Carriage Return key, respectively. |
| * <p> |
| * See {@link Menu} for the menu types that support shortcuts. |
| * |
| * @param alphaChar The alphabetic shortcut key. This is the shortcut when |
| * using a keyboard with alphabetic keys. |
| * @param alphaModifiers The modifier associated with the shortcut. It should |
| * be a combination of {@link KeyEvent#META_META_ON}, {@link KeyEvent#META_CTRL_ON}, |
| * {@link KeyEvent#META_ALT_ON}, {@link KeyEvent#META_SHIFT_ON}, |
| * {@link KeyEvent#META_SYM_ON}, {@link KeyEvent#META_FUNCTION_ON}. |
| * @return This Item so additional setters can be called. |
| */ |
| @Override |
| MenuItem setAlphabeticShortcut(char alphaChar, int alphaModifiers); |
| |
| /** |
| * Return the modifier for this menu item's alphabetic shortcut. |
| * The modifier is a combination of {@link KeyEvent#META_META_ON}, |
| * {@link KeyEvent#META_CTRL_ON}, {@link KeyEvent#META_ALT_ON}, |
| * {@link KeyEvent#META_SHIFT_ON}, {@link KeyEvent#META_SYM_ON}, |
| * {@link KeyEvent#META_FUNCTION_ON}. |
| * For example, {@link KeyEvent#META_FUNCTION_ON}|{@link KeyEvent#META_CTRL_ON} |
| * |
| * @return Modifier associated with the keyboard shortcut. |
| */ |
| @Override |
| int getAlphabeticModifiers(); |
| |
| /** |
| * Applies a tint to this item's icon. Does not modify the |
| * current tint mode, which is {@link PorterDuff.Mode#SRC_IN} by default. |
| * <p> |
| * Subsequent calls to {@link MenuItem#setIcon(Drawable)} or {@link MenuItem#setIcon(int)} will |
| * automatically mutate the icon and apply the specified tint and |
| * tint mode. |
| * |
| * @param tint the tint to apply, may be {@code null} to clear tint |
| * |
| * @see #getIconTintList() |
| */ |
| @Override |
| MenuItem setIconTintList(ColorStateList tint); |
| |
| /** |
| * @return the tint applied to this item's icon |
| * @see #setIconTintList(ColorStateList) |
| */ |
| @Override |
| ColorStateList getIconTintList(); |
| |
| /** |
| * Specifies the blending mode used to apply the tint specified by |
| * {@link #setIconTintList(ColorStateList)} to this item's icon. The default mode is |
| * {@link PorterDuff.Mode#SRC_IN}. |
| * |
| * @param tintMode the blending mode used to apply the tint, may be |
| * {@code null} to clear tint |
| * @see #setIconTintList(ColorStateList) |
| */ |
| @Override |
| MenuItem setIconTintMode(PorterDuff.Mode tintMode); |
| |
| /** |
| * Returns the blending mode used to apply the tint to this item's icon, if specified. |
| * |
| * @return the blending mode used to apply the tint to this item's icon |
| * @see #setIconTintMode(PorterDuff.Mode) |
| */ |
| @Override |
| PorterDuff.Mode getIconTintMode(); |
| } |