1 #ifndef __DALI_TOOLKIT_INTERNAL_TEXT_INPUT_POPUP_H__
2 #define __DALI_TOOLKIT_INTERNAL_TEXT_INPUT_POPUP_H__
5 * Copyright (c) 2014 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.
22 #include <dali/dali.h>
24 #include <dali-toolkit/public-api/controls/text-view/text-view.h>
25 #include <dali-toolkit/public-api/controls/scrollable/scroll-view/scroll-view.h>
38 class TextInputPopup : public ConnectionTracker
62 struct ButtonRequirement
64 TextInputPopup::Buttons buttonId;
65 std::size_t orderOfPriority;
72 static const char* const OPTION_SELECT_WORD;
73 static const char* const OPTION_SELECT_ALL;
74 static const char* const OPTION_CUT;
75 static const char* const OPTION_COPY;
76 static const char* const OPTION_PASTE;
77 static const char* const OPTION_CLIPBOARD;
80 static const char* const SIGNAL_PRESSED;
81 static const char* const SIGNAL_HIDE_FINISHED;
82 static const char* const SIGNAL_SHOW_FINISHED;
84 // Popup Button Pressed
85 typedef SignalV2< bool( Toolkit::Button ) > PressedSignalV2;
87 // Popup Hide Finished
88 typedef SignalV2< void( TextInputPopup& ) > HideFinishedSignalV2;
90 // Popup Show Finished
91 typedef SignalV2< void( TextInputPopup& ) > ShowFinishedSignalV2;
94 * Signal emitted when the button is touched.
96 PressedSignalV2& PressedSignal();
99 * Signal emitted when popup is completely hidden
100 * @note Only occurs after a Show() call with animation enabled.
102 HideFinishedSignalV2& HideFinishedSignal();
105 * Signal emitted when popup is completely shown
106 * @note Only occurs after a Hide() call with animation enabled.
108 ShowFinishedSignalV2& ShowFinishedSignal();
113 * Default constructor
114 * Creates an empty popup base actor (no content i.e. invisible)
119 * Clears popup options (popup no longer exists)
125 * @return the newly created Image actor to be used as the icon
127 ImageActor CreateOptionIcon( Image iconImage, const Vector4& color );
131 * @param[in] styledCaption The text to be displayed
132 * @return the newly created label
134 Toolkit::TextView CreateOptionCaption( const std::string& caption, const Vector4& color );
137 * Creates and sets up the background
139 void CreateBackground();
142 * Create and set up the tail
147 * Create divider if multiple options
148 * @return Return a divider image actor
150 ImageActor CreateDivider();
153 * Create a background to be used when option pressed
154 * @param[in] requiredSize size Image actor should be
155 * @return Returns an Image Actor to be used a pressed background
157 ImageActor CreatePressedBackground( const Vector2& requiredSize );
160 * Creates a ordered vector of button options
162 void CreateOrderedListOfOptions();
165 * Get the TextSize after constrained by the Popup margins.
166 * @param[in] textSize Natural size of text
167 * @return Vector2 constrained text size.
170 Vector2 GetConstrainedTextSize( const Vector2& textSize );
173 * Adds a popup option.
174 * @note Creates popup frame if not already created.
175 * @param[in] name The unique name for this option.
176 * @param[in] caption The caption (label) for this option
177 * @param[in] iconImage Image to displayed with text.
178 * @param[in] finalOption Flag to indicate that this is the final option.
179 * (set to true on the last option you add)
181 void AddOption(const std::string& name, const std::string& caption, const Image iconImage, bool finalOption);
185 * @param[in] animate (optional) whether to animate popup to hide state over time (i.e. tween).
187 void Hide(bool animate = true);
191 * @param[in] animate (optional) whether to animate popup to show state over time (i.e. tween).
192 * @param[in] target Actor to parent popup.
194 void Show( Actor target, bool animate = true );
197 * Returns the current state of the popup.
198 * @return The state of the popup see enum State
200 State GetState(void) const;
203 * Get the root actor which the buttons are added to.
204 * @return the root actor
206 Actor GetRootActor() const;
209 * Set the Cut and Paste buttons color when in normal state
210 * @param[in] color color to use
212 void SetCutPastePopupColor( const Vector4& color );
215 * Get the set color of the Copy and Paste Popup buttons
218 const Vector4& GetCutPastePopupColor() const;
221 * Set the Cut and Paste button color when pressed.
222 * @param[in] color color to use
224 void SetCutPastePopupPressedColor( const Vector4& color );
227 * Get the Cut and Paste pressed button color.
230 const Vector4& GetCutPastePopupPressedColor() const;
233 * Set the border color of the popup
234 * @param[in] color required color
236 void SetCutPastePopupBorderColor( const Vector4& color );
239 * Get the border color
240 * @return Vector4 the color of the border
242 const Vector4& GetCutPastePopupBorderColor() const;
245 * Toggle if a popup button should be enabled (shown) or not
246 * @param[in] requiredButton Button Id to enable or disable
247 * @param[in] enable toggle to enable (true) or disable (false)
249 void TogglePopupButtonOnOff( TextInputPopup::Buttons requiredButton, bool enable );
252 * Set the Button Priority Position
253 * @param[in] button Button id for priority to be set on
254 * @param[in] priority Priority level, 1 is highest so will appear first. 0 priority will not show the button.
256 void SetButtonPriorityPosition( TextInputPopup::Buttons button, unsigned int priority );
259 * Set the icon color of the popup
260 * @param[in] color required color
262 void SetCutPastePopupIconColor( const Vector4& color );
265 * Get the popup icon color
266 * @return Vector4 the color of the popup icon
268 const Vector4& GetCutPastePopupIconColor() const;
271 * Set the pressed icon color of the popup
272 * @param[in] color required color
274 void SetCutPastePopupIconPressedColor( const Vector4& color );
277 * Get the popup pressed icon color
278 * @return Vector4 the color of the popup pressed icon
280 const Vector4& GetCutPastePopupIconPressedColor();
283 * Set the text color of the popup
284 * @param[in] color required color
286 void SetCutPastePopupTextColor( const Vector4& color );
289 * Get the popup text color
290 * @return Vector4 the color of the popup text
292 const Vector4& GetCutPastePopupTextColor();
295 * Set the pressed text color of the popup
296 * @param[in] color required color
298 void SetCutPastePopupTextPressedColor( const Vector4& color );
301 * Get the popup pressed text color
302 * @return Vector4 the color of the popup pressed text
304 const Vector4& GetCutPastePopupTextPressedColor();
307 * Get the Button Priority Position
308 * @param[in] button Button id to get priority of
309 * @return the button priority, 1 is highest, 0 is not shown.
311 unsigned int GetButtonPriorityPosition( TextInputPopup::Buttons button ) const;
314 * Adds Popup options which have been enabled.
316 void AddPopupOptions();
319 * Get Visible size of the Popup, excludes content that needs scrolling
320 * @return Vector3 size of Popup
322 const Vector3& GetVisibileSize() const;
325 * Sets the positon of the PopUp tail relative to TextInput
326 * @param[in] position Position to set
327 * @param[in] yAxisFlip If tail should be flipped in y axis
329 void SetTailPosition( const Vector3& position, const bool yAxisFlip );
334 * Creates a Button with the required parameters.
335 * @param[in] buttonId enum representing the button
336 * @param[in] orderOfPriority Position in toolbar button should be position, 1 is first from left to right.
337 * @param[in] name Given name for Button actor
338 * @param[in] caption Text to display in button
339 * @param[in] iconImage Icon to display in button
340 * @param[in] enabled Toggle if button should be used or not, this is decided by the current state/conditions.
342 TextInputPopup::ButtonRequirement CreateRequiredButton( TextInputPopup::Buttons buttonId, std::size_t orderOfPriority,
343 const std::string& name, const std::string& caption, Image iconImage, bool enabled );
346 * @brief Adds popup to the given parent
347 * @paran[in] parent target to add Popup to
349 void AddToParent( Actor parent );
352 * @brief Removes Popup from Parent
354 void RemoveFromParent();
357 * Applies constraint to keep Popup in view within the desired area.
359 void ApplyConfinementConstraint();
362 * Applies constraint to keep the Tail attached to Popup
364 void ApplyTailConstraint();
367 * Create Layer to be used with stencil to allow scrolling of buttons which do not fit in visible popup
368 * @param[in] size of the layer.
370 void CreateLayer( const Vector2& size );
373 * Create a stencil to clip the scroll view content
374 * @param[in] size of the stencil.
376 void CreateStencil( const Vector2& size );
379 * Popup has started to scroll
380 * @param[in] position current scroll view position
382 void OnScrollStarted( const Vector3& position );
385 * Popup has stopped scrolling
386 * @param[in] position current scroll view position
388 void OnScrollCompleted( const Vector3& position );
391 * Create a scroll view to hold the popup buttons and allow scrolling if too many buttons to fit within the visible boundary
393 void CreateScrollView();
396 * Set the scroll view size and ruler.
397 * @param[in] visibleSize size of the visible scroll view
399 void UpdateScrollViewRulerAndSize( const Vector2& visibleSize );
402 * Called when a button is pressed in the Popup
403 * @param[in] button The button pressed.
405 bool OnButtonPressed( Toolkit::Button button );
408 * Invoked upon popup Hide animation completing.
409 * @note Only called for animating hide, not called for instantaneous (animate = false)
410 * @param[in] source The animation which completed.
412 void OnHideFinished(Animation& source);
415 * Invoked upon popup Show animation completing.
416 * @note Only called for animating show, not called for instantaneous (animate = false)
417 * @param[in] source The animation which completed.
419 void OnShowFinished(Animation& source);
423 State mState; ///< Popup State.
424 Layer mRoot; ///< The actor which all popup content is added to (i.e. panel and buttons)
425 Actor mButtons; ///< Actor which holds all the buttons, sensitivity can be set on all buttons via this actor
426 ImageActor mBackground; ///< The background popup panel
427 ImageActor mBackgroundEffect; ///< The background effect
428 ImageActor mBackgroundLine; ///< The background line
429 ImageActor mTail; ///< The tail for the popup
430 ImageActor mTailEffect; ///< the tail effect
431 ImageActor mTailLine; ///< The border/outline around the tail
433 Vector3 mVisiblePopUpSize; ///< Visible Size of Popup excluding content that needs scrolling.
434 float mPopupTailXPosition; ///< X position of PopUp tail.
436 Vector2 mContentSize; ///< Size of Content (i.e. Buttons)
437 ActorContainer mDividerContainer; ///< List of dividers added to popup.
438 Animation mAnimation; ///< Popup Hide/Show animation.
440 Layer mLayer; ///< Layer to be used with Stencil
441 Actor mStencil; ///< Stencil to clip scrollview
442 Toolkit::ScrollView mScrollView; ///< Scrollview to house the popup
444 std::vector<ButtonRequirement> mOrderListOfButtons; // List of buttons in the order to be displayed and a flag to indicate if needed.
446 Vector4 mBackgroundColor; // Color of the background of the text input popup
447 Vector4 mBackgroundPressedColor; // Color of the option background.
448 Vector4 mLineColor; // Color of the line around the text input popup
449 Vector4 mIconColor; // Color of the popup icon.
450 Vector4 mIconPressedColor; // Color of the popup icon when pressed.
451 Vector4 mTextColor; // Color of the popup text.
452 Vector4 mTextPressedColor; // Color of the popup text when pressed.
454 // Priority of Options/Buttons in the Cut and Paste pop-up, higher priority buttons are displayed first, left to right.
455 std::size_t mSelectOptionPriority; // Position of Select Button
456 std::size_t mSelectAllOptionPriority; // Position of Select All button
457 std::size_t mCutOptionPriority; // Position of Cut button
458 std::size_t mCopyOptionPriority; // Position of Copy button
459 std::size_t mPasteOptionPriority; // Position of Paste button
460 std::size_t mClipboardOptionPriority; // Position of Clipboard button
462 PressedSignalV2 mPressedSignal; ///< Signal emitted when a button within the popup is pressed.
463 HideFinishedSignalV2 mHideFinishedSignal; ///< Signal emitted when popup is completely hidden
464 ShowFinishedSignalV2 mShowFinishedSignal; ///< Signal emitted when popup is completely shown
468 } // namespace Internal
470 } // namespace Toolkit
474 #endif // __DALI_TOOLKIT_INTERNAL_ITEM_VIEW_H__