1 #ifndef __DALI_WINDOW_H__
2 #define __DALI_WINDOW_H__
5 * Copyright (c) 2018 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
23 #include <dali/public-api/math/rect.h>
24 #include <dali/public-api/math/uint-16-pair.h>
25 #include <dali/public-api/math/vector2.h>
26 #include <dali/public-api/object/base-handle.h>
27 #include <dali/public-api/object/any.h>
28 #include <dali/public-api/signals/dali-signal.h>
31 #include <dali/public-api/dali-adaptor-common.h>
36 * @addtogroup dali_adaptor_framework
40 typedef Dali::Rect<int> PositionSize;
42 namespace Internal DALI_INTERNAL
50 class DragAndDropDetector;
54 * @brief The window class is used internally for drawing.
56 * A Window has an orientation and indicator properties.
57 * You can get a valid Window handle by calling Dali::Application::GetWindow().
60 class DALI_ADAPTOR_API Window : public BaseHandle
64 typedef Uint16Pair WindowSize; ///< Window size type @SINCE_1_2.60
65 typedef Uint16Pair WindowPosition; ///< Window position type @SINCE_1_2.60
67 typedef Signal< void (bool) > IndicatorSignalType; ///< @DEPRECATED_1_4.9 @brief Indicator state signal type @SINCE_1_0.0
68 typedef Signal< void (bool) > FocusSignalType; ///< Window focus signal type @SINCE_1_2.60
69 typedef Signal< void (WindowSize) > ResizedSignalType; ///< Window resized signal type @SINCE_1_2.60
76 * @brief Enumeration for orientation of the window is the way in which a rectangular page is oriented for normal viewing.
79 enum WindowOrientation
81 PORTRAIT = 0, ///< Portrait orientation. The height of the display area is greater than the width. @SINCE_1_0.0
82 LANDSCAPE = 90, ///< Landscape orientation. A wide view area is needed. @SINCE_1_0.0
83 PORTRAIT_INVERSE = 180, ///< Portrait inverse orientation @SINCE_1_0.0
84 LANDSCAPE_INVERSE = 270 ///< Landscape inverse orientation @SINCE_1_0.0
89 * @brief Enumeration for opacity of the indicator.
92 enum IndicatorBgOpacity
94 OPAQUE = 100, ///< @DEPRECATED_1_4.9 @brief Fully opaque indicator Bg @SINCE_1_0.0
95 TRANSLUCENT = 50, ///< @DEPRECATED_1_4.9 @brief Semi translucent indicator Bg @SINCE_1_0.0
96 TRANSPARENT = 0 ///< @DEPRECATED_1_4.9 @brief Fully transparent indicator Bg @SINCE_1_0.0
101 * @brief Enumeration for visible mode of the indicator.
104 enum IndicatorVisibleMode
106 INVISIBLE = 0, ///< @DEPRECATED_1_4.9 @brief Hide indicator @SINCE_1_0.0
107 VISIBLE = 1, ///< @DEPRECATED_1_4.9 @brief Show indicator @SINCE_1_0.0
108 AUTO = 2 ///< @DEPRECATED_1_4.9 @brief Hide in default, will show when necessary @SINCE_1_0.0
112 * @brief An enum of Window types.
117 NORMAL, ///< A default window type. Indicates a normal, top-level window. Almost every window will be created with this type. @SINCE_1_2.60
118 NOTIFICATION, ///< A notification window, like a warning about battery life or a new E-Mail received. @SINCE_1_2.60
119 UTILITY, ///< A persistent utility window, like a toolbox or palette. @SINCE_1_2.60
120 DIALOG ///< Used for simple dialog windows. @SINCE_1_2.60
124 * @brief An enum of screen mode.
127 struct NotificationLevel
130 * @brief An enum of screen mode.
135 NONE = -1, ///< No notification level. Default level. This value makes the notification window place in the layer of the normal window. @SINCE_1_2.60
136 BASE = 10, ///< Base notification level. @SINCE_1_2.60
137 MEDIUM = 20, ///< Higher notification level than base. @SINCE_1_2.60
138 HIGH = 30, ///< Higher notification level than medium. @SINCE_1_2.60
139 TOP = 40 ///< The highest notification level. @SINCE_1_2.60
144 * @brief An enum of screen mode.
150 * @brief An enum of screen mode.
155 TIMEOUT, ///< The mode which turns the screen off after a timeout. @SINCE_1_2.60
156 NEVER, ///< The mode which keeps the screen turned on. @SINCE_1_2.60
159 static constexpr Type DEFAULT { TIMEOUT }; ///< The default mode. @SINCE_1_2.60
165 * @brief Creates an initialized handle to a new Window.
167 * @param[in] windowPosition The position and size of the Window
168 * @param[in] name The Window title
169 * @param[in] isTransparent Whether Window is transparent
170 * @return A new window
172 static Window New(PositionSize windowPosition, const std::string& name, bool isTransparent = false);
175 * @brief Creates an initialized handle to a new Window.
177 * @param[in] windowPosition The position and size of the Window
178 * @param[in] name The Window title
179 * @param[in] className The Window class name
180 * @param[in] isTransparent Whether Window is transparent
181 * @return A new Window
183 static Window New(PositionSize windowPosition, const std::string& name, const std::string& className, bool isTransparent = false);
186 * @brief Creates an uninitialized handle.
188 * This can be initialized using Dali::Application::GetWindow() or
189 * Dali::Window::New().
197 * This is non-virtual since derived Handle types must not contain data or virtual methods.
203 * @brief This copy constructor is required for (smart) pointer semantics.
206 * @param[in] handle A reference to the copied handle
208 Window(const Window& handle);
211 * @brief This assignment operator is required for (smart) pointer semantics.
214 * @param[in] rhs A reference to the copied handle
215 * @return A reference to this
217 Window& operator=(const Window& rhs);
221 * @brief This sets whether the indicator bar should be shown or not.
223 * @param[in] visibleMode Visible mode for indicator bar, VISIBLE in default
225 void ShowIndicator( IndicatorVisibleMode visibleMode ) DALI_DEPRECATED_API;
229 * @brief This sets the opacity mode of indicator bar.
231 * @param[in] opacity The opacity mode
233 void SetIndicatorBgOpacity( IndicatorBgOpacity opacity ) DALI_DEPRECATED_API;
237 * @brief This sets the orientation of indicator bar.
239 * It does not implicitly show the indicator if it is currently hidden.
241 * @param[in] orientation The orientation
243 void RotateIndicator(WindowOrientation orientation) DALI_DEPRECATED_API;
246 * @brief Sets the window name and class string.
248 * @param[in] name The name of the window
249 * @param[in] klass The class of the window
251 void SetClass(std::string name, std::string klass);
254 * @brief Raises window to the top of Window stack.
260 * @brief Lowers window to the bottom of Window stack.
266 * @brief Activates window to the top of Window stack even it is iconified.
272 * @brief Adds an orientation to the list of available orientations.
274 * @param[in] orientation The available orientation to add
276 void AddAvailableOrientation( WindowOrientation orientation );
279 * @brief Removes an orientation from the list of available orientations.
281 * @param[in] orientation The available orientation to remove
283 void RemoveAvailableOrientation( WindowOrientation orientation );
286 * @brief Sets a preferred orientation.
288 * @param[in] orientation The preferred orientation
289 * @pre Orientation is in the list of available orientations.
291 void SetPreferredOrientation( WindowOrientation orientation );
294 * @brief Gets the preferred orientation.
296 * @return The preferred orientation if previously set, or none
298 WindowOrientation GetPreferredOrientation();
301 * @brief Returns the Drag & drop detector which can be used to receive drag & drop events.
302 * @note Not intended for application developers.
304 * @return A handle to the DragAndDropDetector
306 DragAndDropDetector GetDragAndDropDetector() const;
309 * @brief Gets the native handle of the window.
311 * When users call this function, it wraps the actual type used by the underlying window system.
313 * @return The native handle of the Window or an empty handle
315 Any GetNativeHandle() const;
318 * @brief Sets whether window accepts focus or not.
321 * @param[in] accept If focus is accepted or not. Default is true.
323 void SetAcceptFocus( bool accept );
326 * @brief Returns whether window accepts focus or not.
329 * @return True if the window accept focus, false otherwise
331 bool IsFocusAcceptable() const;
334 * @brief Shows the window if it is hidden.
340 * @brief Hides the window if it is showing.
346 * @brief Returns whether the window is visible or not.
348 * @return True if the window is visible, false otherwise.
350 bool IsVisible() const;
353 * @brief Gets the count of supported auxiliary hints of the window.
355 * @return The number of supported auxiliary hints.
357 * @note The window auxiliary hint is the value which is used to decide which actions should be made available to the user by the window manager.
358 * If you want to set specific hint to your window, then you should check whether it exists in the supported auxiliary hints.
360 unsigned int GetSupportedAuxiliaryHintCount() const;
363 * @brief Gets the supported auxiliary hint string of the window.
365 * @param[in] index The index of the supported auxiliary hint lists
366 * @return The auxiliary hint string of the index.
368 * @note The window auxiliary hint is the value which is used to decide which actions should be made available to the user by the window manager.
369 * If you want to set specific hint to your window, then you should check whether it exists in the supported auxiliary hints.
371 std::string GetSupportedAuxiliaryHint( unsigned int index ) const;
374 * @brief Creates an auxiliary hint of the window.
376 * @param[in] hint The auxiliary hint string.
377 * @param[in] value The value string.
378 * @return The ID of created auxiliary hint, or @c 0 on failure.
380 unsigned int AddAuxiliaryHint( const std::string& hint, const std::string& value );
383 * @brief Removes an auxiliary hint of the window.
385 * @param[in] id The ID of the auxiliary hint.
386 * @return True if no error occurred, false otherwise.
388 bool RemoveAuxiliaryHint( unsigned int id );
391 * @brief Changes a value of the auxiliary hint.
393 * @param[in] id The auxiliary hint ID.
394 * @param[in] value The value string to be set.
395 * @return True if no error occurred, false otherwise.
397 bool SetAuxiliaryHintValue( unsigned int id, const std::string& value );
400 * @brief Gets a value of the auxiliary hint.
402 * @param[in] id The auxiliary hint ID.
403 * @return The string value of the auxiliary hint ID, or an empty string if none exists.
405 std::string GetAuxiliaryHintValue( unsigned int id ) const;
408 * @brief Gets a ID of the auxiliary hint string.
410 * @param[in] hint The auxiliary hint string.
411 * @return The ID of the auxiliary hint string, or @c 0 if none exists.
413 unsigned int GetAuxiliaryHintId( const std::string& hint ) const;
416 * @brief Sets a region to accept input events.
418 * @param[in] inputRegion The region to accept input events.
420 void SetInputRegion( const Rect< int >& inputRegion );
423 * @brief Sets a window type.
425 * @param[in] type The window type.
426 * @remarks The default window type is NORMAL.
428 void SetType( Type type );
431 * @brief Gets a window type.
433 * @return A window type.
435 Type GetType() const;
438 * @brief Sets a priority level for the specified notification window.
440 * @param[in] level The notification window level.
441 * @return True if no error occurred, false otherwise.
443 * @PRIVILEGE_WINDOW_PRIORITY
444 * @remarks This can be used for a notification type window only. The default level is NotificationLevel::NONE.
446 bool SetNotificationLevel( NotificationLevel::Type level );
449 * @brief Gets a priority level for the specified notification window.
451 * @return The notification window level.
452 * @remarks This can be used for a notification type window only.
454 NotificationLevel::Type GetNotificationLevel() const;
457 * @brief Sets a transparent window's visual state to opaque.
458 * @details If a visual state of a transparent window is opaque,
459 * then the window manager could handle it as an opaque window when calculating visibility.
461 * @param[in] opaque Whether the window's visual state is opaque.
462 * @remarks This will have no effect on an opaque window.
463 * It doesn't change transparent window to opaque window but lets the window manager know the visual state of the window.
465 void SetOpaqueState( bool opaque );
468 * @brief Returns whether a transparent window's visual state is opaque or not.
470 * @return True if the window's visual state is opaque, false otherwise.
471 * @remarks The return value has no meaning on an opaque window.
473 bool IsOpaqueState() const;
476 * @brief Sets a window's screen off mode.
477 * @details This API is useful when the application needs to keep the display turned on.
478 * If the application sets the screen mode to #::Dali::Window::ScreenOffMode::NEVER to its window and the window is shown,
479 * the window manager requests the display system to keep the display on as long as the window is shown.
480 * If the window is no longer shown, then the window manager requests the display system to go back to normal operation.
482 * @param[in] screenOffMode The screen mode.
483 * @return True if no error occurred, false otherwise.
487 bool SetScreenOffMode(ScreenOffMode::Type screenOffMode);
490 * @brief Gets a screen off mode of the window.
492 * @return The screen off mode.
494 ScreenOffMode::Type GetScreenOffMode() const;
497 * @brief Sets preferred brightness of the window.
498 * @details This API is useful when the application needs to change the brightness of the screen when it is appeared on the screen.
499 * If the brightness has been set and the window is shown, the window manager requests the display system to change the brightness to the provided value.
500 * If the window is no longer shown, then the window manager requests the display system to go back to default brightness.
501 * A value less than 0 results in default brightness and a value greater than 100 results in maximum brightness.
503 * @param[in] brightness The preferred brightness (0 to 100).
504 * @return True if no error occurred, false otherwise.
508 bool SetBrightness( int brightness );
511 * @brief Gets preferred brightness of the window.
513 * @return The preferred brightness.
515 int GetBrightness() const;
518 * @brief Sets a size of the window.
521 * @param[in] size The new window size
523 void SetSize( WindowSize size );
526 * @brief Gets a size of the window.
529 * @return The size of the window
531 WindowSize GetSize() const;
534 * @brief Sets a position of the window.
537 * @param[in] position The new window position
539 void SetPosition( WindowPosition position );
542 * @brief Gets a position of the window.
545 * @return The position of the window
547 WindowPosition GetPosition() const;
550 * @brief Sets whether the window is transparent or not.
553 * @param[in] transparent Whether the window is transparent
555 void SetTransparency( bool transparent );
560 * @brief The user should connect to this signal to get a timing when indicator was shown / hidden.
562 * @return The signal to connect to
564 IndicatorSignalType& IndicatorVisibilityChangedSignal() DALI_DEPRECATED_API;
567 * @brief The user should connect to this signal to get a timing when window gains focus or loses focus.
569 * A callback of the following type may be connected:
571 * void YourCallbackName( bool focusIn );
573 * The parameter is true if window gains focus, otherwise false.
576 * @return The signal to connect to
578 FocusSignalType& FocusChangedSignal();
581 * @brief This signal is emitted when the window is resized.
583 * A callback of the following type may be connected:
585 * void YourCallbackName( int width, int height );
587 * The parameters are the resized width and height.
590 * @return The signal to connect to
592 ResizedSignalType& ResizedSignal();
594 public: // Not intended for application developers
597 * @brief This constructor is used by Dali::Application::GetWindow().
599 * @param[in] window A pointer to the Window
601 explicit DALI_INTERNAL Window( Internal::Adaptor::Window* window );
610 #endif // __DALI_WINDOW_H__