2 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 * @file simple-text-editor-example.cpp
20 * @brief Very basic usage of TextEditor control
24 #include <dali-toolkit/dali-toolkit.h>
29 #include "shared/view.h"
32 using namespace Dali::Toolkit;
37 const Vector4 BACKGROUND_COLOR( 0.04f, 0.345f, 0.392f, 1.0f ); ///< The background color.
38 const char* TOOLBAR_IMAGE = DEMO_IMAGE_DIR "top-bar.png"; ///< The tool-bar image.
39 const float TOOLBAR_BUTTON_PERCENTAGE = 0.1f; ///< The button's space width as a percentage of the toolbar's width.
40 const float TOOLBAR_TITLE_PERCENTAGE = 0.7f; ///< The title's width as a percentage of the toolbar's width.
41 const float TOOLBAR_HEIGHT_PERCENTAGE = 0.05f; ///< The toolbar's height as a percentage of the stage's height.
42 const float TOOLBAR_PADDING = 4.f; ///< The padding in pixels.
43 const Vector3 BUTTON_PERCENTAGE( 0.8f, 0.8f, 1.f ); ///< The button's width as a percentage of the space for the buttons in the toolbar.
44 const Vector3 TEXT_EDITOR_RELATIVE_SIZE( 1.f, 0.45f, 1.0f ); ///< The size of the text editor as a percentage of the stage's size.
45 const Vector4 TEXT_EDITOR_BACKGROUND_COLOR( 1.f, 1.f, 1.f, 0.15f ); ///< The background color of the text editor.
47 const Vector4 COLORS[] = { Color::RED,
55 const unsigned int NUMBER_OF_COLORS = sizeof( COLORS ) / sizeof( Vector4 );
57 } // Unnamed namespace
60 * @brief The main class of the demo.
62 class TextEditorExample : public ConnectionTracker
65 TextEditorExample( Application& application )
66 : mApplication( application )
68 // Connect to the Application's Init signal
69 mApplication.InitSignal().Connect( this, &TextEditorExample::Create );
74 // Nothing to do here.
78 * One-time setup in response to Application InitSignal.
80 void Create( Application& application )
82 Stage stage = Stage::GetCurrent();
84 // Respond to key events
85 stage.KeyEventSignal().Connect(this, &TextEditorExample::OnKeyEvent);
87 // Set a background color.
88 stage.SetBackgroundColor( BACKGROUND_COLOR );
91 const Vector2 stageSize = stage.GetSize();
93 // Creates a default view with a default tool bar.
94 // The view is added to the stage.
96 // Set the toolbar style
97 const float toolBarHeight = TOOLBAR_HEIGHT_PERCENTAGE * stageSize.height;
98 const DemoHelper::ViewStyle viewStyle( TOOLBAR_BUTTON_PERCENTAGE,
99 TOOLBAR_TITLE_PERCENTAGE,
103 Layer contents = DemoHelper::CreateView( mApplication,
111 // Create a 'select color' button.
112 mColorButtonOption = Toolkit::PushButton::New();
113 mColorButtonOption.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
114 mColorButtonOption.SetSizeModeFactor( BUTTON_PERCENTAGE );
116 mColorButtonOption.SetProperty( Button::Property::UNSELECTED_COLOR, Color::BLACK );
117 mColorButtonOption.SetProperty( Button::Property::SELECTED_COLOR, Color::BLACK );
119 mColorButtonOption.ClickedSignal().Connect( this, &TextEditorExample::OnChangeColorButtonClicked );
121 mToolBar.AddControl( mColorButtonOption, viewStyle.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalLeft, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
123 // Create the text editor.
124 mEditor = TextEditor::New();
125 mEditor.SetParentOrigin( ParentOrigin::TOP_CENTER );
126 mEditor.SetAnchorPoint( AnchorPoint::TOP_CENTER );
127 mEditor.SetPosition( 0.f, toolBarHeight, 0.f );
128 mEditor.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
129 mEditor.SetSizeModeFactor( TEXT_EDITOR_RELATIVE_SIZE );
131 mEditor.SetBackgroundColor( TEXT_EDITOR_BACKGROUND_COLOR );
133 const Size boundingBoxSize( stageSize * TEXT_EDITOR_RELATIVE_SIZE.GetVectorXY() );
134 Rect<int> boundingBox( 0,
135 static_cast<int>( toolBarHeight ),
136 static_cast<int>( boundingBoxSize.width ),
137 static_cast<int>( boundingBoxSize.height - toolBarHeight ) );
139 mEditor.SetProperty( TextEditor::Property::DECORATION_BOUNDING_BOX, boundingBox );
140 mEditor.SetProperty( TextEditor::Property::TEXT_COLOR, Color::BLACK );
141 mEditor.SetProperty( TextEditor::Property::TEXT,
142 "Lorem ipsum dolor sit amet, aeque definiebas ea mei, posse iracundia ne cum.\n"
143 "Usu ne nisl maiorum iudicabit, veniam epicurei oporteat eos an.\n"
144 "Ne nec nulla regione albucius, mea doctus delenit ad!\n"
145 "Et everti blandit adversarium mei, eam porro neglegentur suscipiantur an.\n"
146 "Quidam corpora at duo. An eos possim scripserit?\n\n"
147 "Aťqui dicant sěnťenťíae aň vel!\n"
148 "Vis viris médiocrem elaboraret ét, verear civibus moderatius ex duo!\n"
149 "Án veri laborě iňtěgré quó, mei aď poššit lobortis, mei prompťa čonsťitůťó eů.\n"
150 "Aliquip sanctůs delicáta quí ěá, et natum aliquam est?\n"
151 "Asšúm sapěret usu ůť.\n"
152 "Síť ut apeirián laboramúš percipitur, sůas hařum ín éos?\n" );
154 mEditor.InputStyleChangedSignal().Connect( this, &TextEditorExample::OnTextInputStyleChanged );
156 contents.Add( mEditor );
159 void CreateButtonContainer()
161 mButtonContainer = Toolkit::TableView::New( NUMBER_OF_COLORS, 1u );
162 mButtonContainer.SetParentOrigin( ParentOrigin::TOP_LEFT );
163 mButtonContainer.SetAnchorPoint( AnchorPoint::TOP_LEFT );
165 Stage stage = Stage::GetCurrent();
166 const Vector2 stageSize = stage.GetSize();
167 const float toolBarHeight = TOOLBAR_HEIGHT_PERCENTAGE * stageSize.height;
168 mButtonContainer.SetPosition( TOOLBAR_PADDING, 2.f * TOOLBAR_PADDING + toolBarHeight, 0.f );
170 mButtonContainer.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
172 const Vector3 containerPercentage( 0.8f * TOOLBAR_BUTTON_PERCENTAGE, NUMBER_OF_COLORS, 1.f );
173 mButtonContainer.SetSizeModeFactor( containerPercentage );
175 Layer toolbarLayer = mToolBar.GetLayer();
176 toolbarLayer.Add( mButtonContainer );
178 const Vector3 buttonPercentage( 1.f, 0.8f / static_cast<float>( NUMBER_OF_COLORS ), 1.f );
179 for( unsigned int index = 0u; index < NUMBER_OF_COLORS; ++index )
181 Toolkit::PushButton button = Toolkit::PushButton::New();
182 button.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
183 button.SetSizeModeFactor( buttonPercentage );
185 std::ostringstream s;
186 s << "color" << index;
187 button.SetName( s.str() );
189 button.SetProperty( Button::Property::UNSELECTED_COLOR, COLORS[index] );
190 button.SetProperty( Button::Property::SELECTED_COLOR, COLORS[index] );
192 button.ClickedSignal().Connect( this, &TextEditorExample::OnColorButtonClicked );
194 mButtonContainer.Add( button );
198 void OnKeyEvent( const KeyEvent& event )
200 if( event.state == KeyEvent::Down )
202 if( IsKey( event, Dali::DALI_KEY_ESCAPE ) || IsKey( event, Dali::DALI_KEY_BACK ) )
204 // Exit application when click back or escape.
210 bool OnChangeColorButtonClicked( Button button )
212 if( !mButtonContainer )
214 CreateButtonContainer();
217 mButtonContainer.SetVisible( true );
218 mButtonContainer.SetSensitive( true );
222 bool OnColorButtonClicked( Button button )
224 const std::string& name = button.GetName();
227 if( "color" == name.substr( 0u, 5u ) )
229 const unsigned int index = strtoul( name.substr( 5u, 1u ).c_str(), NULL, 10u );
230 color = COLORS[index];
231 mEditor.SetProperty( TextEditor::Property::INPUT_COLOR, color );
234 mColorButtonOption.SetProperty( Button::Property::UNSELECTED_COLOR, color );
235 mColorButtonOption.SetProperty( Button::Property::SELECTED_COLOR, color );
237 mButtonContainer.SetVisible( false );
238 mButtonContainer.SetSensitive( false );
243 void OnTextInputStyleChanged( TextEditor editor, TextEditor::InputStyle::Mask mask )
245 if( TextEditor::InputStyle::NONE != static_cast<TextEditor::InputStyle::Mask>( mask & TextEditor::InputStyle::COLOR ) )
247 const Vector4 color = editor.GetProperty( TextEditor::Property::INPUT_COLOR ).Get<Vector4>();
249 mColorButtonOption.SetProperty( Button::Property::UNSELECTED_COLOR, color );
250 mColorButtonOption.SetProperty( Button::Property::SELECTED_COLOR, color );
258 Application& mApplication;
260 Toolkit::Control mView;
261 Toolkit::ToolBar mToolBar;
262 Toolkit::TextEditor mEditor;
263 Toolkit::PushButton mColorButtonOption;
264 Toolkit::TableView mButtonContainer;
267 void RunTest( Application& application )
269 TextEditorExample test( application );
271 application.MainLoop();
274 /** Entry point for Linux & Tizen applications */
275 int main( int argc, char **argv )
277 // DALI_DEMO_THEME_PATH not passed to Application so TextEditor example uses default Toolkit style sheet.
278 Application application = Application::New( &argc, &argv );
280 RunTest( application );