|  | /* | 
|  | * Copyright (C) 2010 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. | 
|  | */ | 
|  |  | 
|  | /** | 
|  | * @addtogroup NativeActivity Native Activity | 
|  | * @{ | 
|  | */ | 
|  |  | 
|  | /** | 
|  | * @file window.h | 
|  | */ | 
|  |  | 
|  | #ifndef ANDROID_WINDOW_H | 
|  | #define ANDROID_WINDOW_H | 
|  |  | 
|  | #ifdef __cplusplus | 
|  | extern "C" { | 
|  | #endif | 
|  |  | 
|  | /** | 
|  | * Window flags, as per the Java API at android.view.WindowManager.LayoutParams. | 
|  | */ | 
|  | enum { | 
|  | /** | 
|  | * As long as this window is visible to the user, allow the lock | 
|  | * screen to activate while the screen is on.  This can be used | 
|  | * independently, or in combination with {@link | 
|  | * AWINDOW_FLAG_KEEP_SCREEN_ON} and/or {@link | 
|  | * AWINDOW_FLAG_SHOW_WHEN_LOCKED} | 
|  | */ | 
|  | AWINDOW_FLAG_ALLOW_LOCK_WHILE_SCREEN_ON = 0x00000001, | 
|  | /** Everything behind this window will be dimmed. */ | 
|  | AWINDOW_FLAG_DIM_BEHIND                 = 0x00000002, | 
|  | /** | 
|  | * Blur everything behind this window. | 
|  | * @deprecated Blurring is no longer supported. | 
|  | */ | 
|  | AWINDOW_FLAG_BLUR_BEHIND                = 0x00000004, | 
|  | /** | 
|  | * This window won't ever get key input focus, so the | 
|  | * user can not send key or other button events to it.  Those will | 
|  | * instead go to whatever focusable window is behind it.  This flag | 
|  | * will also enable {@link AWINDOW_FLAG_NOT_TOUCH_MODAL} whether or not that | 
|  | * is explicitly set. | 
|  | * | 
|  | * Setting this flag also implies that the window will not need to | 
|  | * interact with | 
|  | * a soft input method, so it will be Z-ordered and positioned | 
|  | * independently of any active input method (typically this means it | 
|  | * gets Z-ordered on top of the input method, so it can use the full | 
|  | * screen for its content and cover the input method if needed.  You | 
|  | * can use {@link AWINDOW_FLAG_ALT_FOCUSABLE_IM} to modify this behavior. | 
|  | */ | 
|  | AWINDOW_FLAG_NOT_FOCUSABLE              = 0x00000008, | 
|  | /** this window can never receive touch events. */ | 
|  | AWINDOW_FLAG_NOT_TOUCHABLE              = 0x00000010, | 
|  | /** | 
|  | * Even when this window is focusable (its | 
|  | * {@link AWINDOW_FLAG_NOT_FOCUSABLE} is not set), allow any pointer events | 
|  | * outside of the window to be sent to the windows behind it.  Otherwise | 
|  | * it will consume all pointer events itself, regardless of whether they | 
|  | * are inside of the window. | 
|  | */ | 
|  | AWINDOW_FLAG_NOT_TOUCH_MODAL            = 0x00000020, | 
|  | /** | 
|  | * When set, if the device is asleep when the touch | 
|  | * screen is pressed, you will receive this first touch event.  Usually | 
|  | * the first touch event is consumed by the system since the user can | 
|  | * not see what they are pressing on. | 
|  | * | 
|  | * @deprecated This flag has no effect. | 
|  | */ | 
|  | AWINDOW_FLAG_TOUCHABLE_WHEN_WAKING      = 0x00000040, | 
|  | /** | 
|  | * As long as this window is visible to the user, keep | 
|  | * the device's screen turned on and bright. | 
|  | */ | 
|  | AWINDOW_FLAG_KEEP_SCREEN_ON             = 0x00000080, | 
|  | /** | 
|  | * Place the window within the entire screen, ignoring | 
|  | * decorations around the border (such as the status bar).  The | 
|  | * window must correctly position its contents to take the screen | 
|  | * decoration into account. | 
|  | */ | 
|  | AWINDOW_FLAG_LAYOUT_IN_SCREEN           = 0x00000100, | 
|  | /** allow window to extend outside of the screen. */ | 
|  | AWINDOW_FLAG_LAYOUT_NO_LIMITS           = 0x00000200, | 
|  | /** | 
|  | * Hide all screen decorations (such as the status | 
|  | * bar) while this window is displayed.  This allows the window to | 
|  | * use the entire display space for itself -- the status bar will | 
|  | * be hidden when an app window with this flag set is on the top | 
|  | * layer. A fullscreen window will ignore a value of {@link | 
|  | * AWINDOW_SOFT_INPUT_ADJUST_RESIZE}; the window will stay | 
|  | * fullscreen and will not resize. | 
|  | */ | 
|  | AWINDOW_FLAG_FULLSCREEN                 = 0x00000400, | 
|  | /** | 
|  | * Override {@link AWINDOW_FLAG_FULLSCREEN} and force the | 
|  | * screen decorations (such as the status bar) to be shown. | 
|  | */ | 
|  | AWINDOW_FLAG_FORCE_NOT_FULLSCREEN       = 0x00000800, | 
|  | /** | 
|  | * Turn on dithering when compositing this window to | 
|  | * the screen. | 
|  | * @deprecated This flag is no longer used. | 
|  | */ | 
|  | AWINDOW_FLAG_DITHER                     = 0x00001000, | 
|  | /** | 
|  | * Treat the content of the window as secure, preventing | 
|  | * it from appearing in screenshots or from being viewed on non-secure | 
|  | * displays. | 
|  | */ | 
|  | AWINDOW_FLAG_SECURE                     = 0x00002000, | 
|  | /** | 
|  | * A special mode where the layout parameters are used | 
|  | * to perform scaling of the surface when it is composited to the | 
|  | * screen. | 
|  | */ | 
|  | AWINDOW_FLAG_SCALED                     = 0x00004000, | 
|  | /** | 
|  | * Intended for windows that will often be used when the user is | 
|  | * holding the screen against their face, it will aggressively | 
|  | * filter the event stream to prevent unintended presses in this | 
|  | * situation that may not be desired for a particular window, when | 
|  | * such an event stream is detected, the application will receive | 
|  | * a {@link AMOTION_EVENT_ACTION_CANCEL} to indicate this so | 
|  | * applications can handle this accordingly by taking no action on | 
|  | * the event until the finger is released. | 
|  | */ | 
|  | AWINDOW_FLAG_IGNORE_CHEEK_PRESSES       = 0x00008000, | 
|  | /** | 
|  | * A special option only for use in combination with | 
|  | * {@link AWINDOW_FLAG_LAYOUT_IN_SCREEN}.  When requesting layout in the | 
|  | * screen your window may appear on top of or behind screen decorations | 
|  | * such as the status bar.  By also including this flag, the window | 
|  | * manager will report the inset rectangle needed to ensure your | 
|  | * content is not covered by screen decorations. | 
|  | */ | 
|  | AWINDOW_FLAG_LAYOUT_INSET_DECOR         = 0x00010000, | 
|  | /** | 
|  | * Invert the state of {@link AWINDOW_FLAG_NOT_FOCUSABLE} with | 
|  | * respect to how this window interacts with the current method. | 
|  | * That is, if FLAG_NOT_FOCUSABLE is set and this flag is set, | 
|  | * then the window will behave as if it needs to interact with the | 
|  | * input method and thus be placed behind/away from it; if {@link | 
|  | * AWINDOW_FLAG_NOT_FOCUSABLE} is not set and this flag is set, | 
|  | * then the window will behave as if it doesn't need to interact | 
|  | * with the input method and can be placed to use more space and | 
|  | * cover the input method. | 
|  | */ | 
|  | AWINDOW_FLAG_ALT_FOCUSABLE_IM           = 0x00020000, | 
|  | /** | 
|  | * If you have set {@link AWINDOW_FLAG_NOT_TOUCH_MODAL}, you | 
|  | * can set this flag to receive a single special MotionEvent with | 
|  | * the action | 
|  | * {@link AMOTION_EVENT_ACTION_OUTSIDE} for | 
|  | * touches that occur outside of your window.  Note that you will not | 
|  | * receive the full down/move/up gesture, only the location of the | 
|  | * first down as an {@link AMOTION_EVENT_ACTION_OUTSIDE}. | 
|  | */ | 
|  | AWINDOW_FLAG_WATCH_OUTSIDE_TOUCH        = 0x00040000, | 
|  | /** | 
|  | * Special flag to let windows be shown when the screen | 
|  | * is locked. This will let application windows take precedence over | 
|  | * key guard or any other lock screens. Can be used with | 
|  | * {@link AWINDOW_FLAG_KEEP_SCREEN_ON} to turn screen on and display windows | 
|  | * directly before showing the key guard window.  Can be used with | 
|  | * {@link AWINDOW_FLAG_DISMISS_KEYGUARD} to automatically fully dismisss | 
|  | * non-secure keyguards.  This flag only applies to the top-most | 
|  | * full-screen window. | 
|  | */ | 
|  | AWINDOW_FLAG_SHOW_WHEN_LOCKED           = 0x00080000, | 
|  | /** | 
|  | * Ask that the system wallpaper be shown behind | 
|  | * your window.  The window surface must be translucent to be able | 
|  | * to actually see the wallpaper behind it; this flag just ensures | 
|  | * that the wallpaper surface will be there if this window actually | 
|  | * has translucent regions. | 
|  | */ | 
|  | AWINDOW_FLAG_SHOW_WALLPAPER             = 0x00100000, | 
|  | /** | 
|  | * When set as a window is being added or made | 
|  | * visible, once the window has been shown then the system will | 
|  | * poke the power manager's user activity (as if the user had woken | 
|  | * up the device) to turn the screen on. | 
|  | */ | 
|  | AWINDOW_FLAG_TURN_SCREEN_ON             = 0x00200000, | 
|  | /** | 
|  | * When set the window will cause the keyguard to | 
|  | * be dismissed, only if it is not a secure lock keyguard.  Because such | 
|  | * a keyguard is not needed for security, it will never re-appear if | 
|  | * the user navigates to another window (in contrast to | 
|  | * {@link AWINDOW_FLAG_SHOW_WHEN_LOCKED}, which will only temporarily | 
|  | * hide both secure and non-secure keyguards but ensure they reappear | 
|  | * when the user moves to another UI that doesn't hide them). | 
|  | * If the keyguard is currently active and is secure (requires an | 
|  | * unlock pattern) than the user will still need to confirm it before | 
|  | * seeing this window, unless {@link AWINDOW_FLAG_SHOW_WHEN_LOCKED} has | 
|  | * also been set. | 
|  | */ | 
|  | AWINDOW_FLAG_DISMISS_KEYGUARD           = 0x00400000, | 
|  | }; | 
|  |  | 
|  | #ifdef __cplusplus | 
|  | }; | 
|  | #endif | 
|  |  | 
|  | #endif // ANDROID_WINDOW_H | 
|  |  | 
|  | /** @} */ |