examples/transitions/transition-application.cpp

   1 /*
   2  * Copyright (c) 2020 Samsung Electronics Co., Ltd.
   3  *
   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
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  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.
  15  */
  16
  17 /**
  18  * @file transition-application.cpp
  19  * @brief Application class for showing stylable transitions
  20  */
  21
  22 // Class include
  23 #include "transition-application.h"
  24
  25 // External includes
  26 #include <dali-toolkit/dali-toolkit.h>
  27 #include <dali-toolkit/devel-api/controls/control-devel.h>
  28 #include <dali-toolkit/devel-api/controls/table-view/table-view.h>
  29 #include "shadow-button.h"
  30 #include <cstdio>
  31 #include <sstream>
  32
  33 // Internal includes
  34
  35 using namespace Dali;
  36 using namespace Dali::Toolkit;
  37
  38 namespace
  39 {
  40
  41 void SetLabelText( Button button, const char* label )
  42 {
  43   button.SetProperty( Toolkit::Button::Property::LABEL, label );
  44 }
  45
  46 }
  47
  48 namespace Demo
  49 {
  50
  51 const char* TransitionApplication::DEMO_THEME_ONE_PATH( DEMO_STYLE_DIR "style-example-theme-one.json" );
  52 const char* TransitionApplication::DEMO_THEME_TWO_PATH( DEMO_STYLE_DIR "style-example-theme-two.json" );
  53
  54
  55 TransitionApplication::TransitionApplication( Application& application )
  56 : mApplication( application ),
  57   mTitle(),
  58   mShadowButton(),
  59   mActionButtons(),
  60   mVisualIndex( Property::INVALID_INDEX ),
  61   mActionIndex( Property::INVALID_INDEX )
  62 {
  63   application.InitSignal().Connect( this, &TransitionApplication::Create );
  64 }
  65
  66 TransitionApplication::~TransitionApplication()
  67 {
  68 }
  69
  70 void TransitionApplication::Create( Application& application )
  71 {
  72   Stage stage = Stage::GetCurrent();
  73   stage.KeyEventSignal().Connect(this, &TransitionApplication::OnKeyEvent);
  74   stage.SetBackgroundColor( Vector4( 0.1f, 0.1f, 0.1f, 1.0f ) );
  75
  76   // Content panes:
  77   TableView contentLayout = TableView::New( 3, 1 );
  78   contentLayout.SetProperty( Dali::Actor::Property::NAME,"ContentLayout");
  79   contentLayout.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
  80   contentLayout.SetProperty( Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT );
  81   contentLayout.SetProperty( Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT );
  82   contentLayout.SetCellPadding( Vector2( 0.0f, 5.0f ) );
  83   contentLayout.SetBackgroundColor( Vector4(0.949, 0.949, 0.949, 1.0) );
  84   // Assign all rows the size negotiation property of fitting to children
  85
  86   stage.Add( contentLayout );
  87
  88   mTitle = TextLabel::New( "Custom Control Transition Example" );
  89   mTitle.SetProperty( Dali::Actor::Property::NAME, "Title" );
  90   mTitle.SetStyleName("Title");
  91   mTitle.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
  92   mTitle.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::HEIGHT );
  93   mTitle.SetProperty( TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
  94   contentLayout.Add( mTitle );
  95   contentLayout.SetFitHeight(0); // Fill width
  96
  97   // Provide some padding around the center cell
  98   TableView buttonLayout = TableView::New( 3, 3 );
  99   buttonLayout.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
 100   buttonLayout.SetFixedHeight(1, 100 );
 101   buttonLayout.SetFixedWidth(1, 350 );
 102   contentLayout.Add( buttonLayout );
 103
 104   mShadowButton = ShadowButton::New();
 105   mShadowButton.SetProperty( Dali::Actor::Property::NAME,"ShadowButton");
 106   mShadowButton.SetActiveState( false );
 107   mShadowButton.SetProperty( Actor::Property::ANCHOR_POINT, AnchorPoint::CENTER );
 108   mShadowButton.SetProperty( Actor::Property::PARENT_ORIGIN, ParentOrigin::CENTER );
 109   mShadowButton.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
 110   mShadowButton.SetProperty( DevelControl::Property::STATE, DevelControl::DISABLED );
 111   mShadowButton.SetProperty( DevelControl::Property::SUB_STATE, "UNCHECKED" );
 112
 113   buttonLayout.AddChild( mShadowButton, TableView::CellPosition(1, 1) );
 114
 115   TableView actionButtonLayout = TableView::New( 1, NUMBER_OF_ACTION_BUTTONS+1 );
 116   actionButtonLayout.SetProperty( Dali::Actor::Property::NAME,"ThemeButtonsLayout");
 117   actionButtonLayout.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
 118   actionButtonLayout.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT );
 119   actionButtonLayout.SetFitHeight( 0 );
 120
 121   TextLabel label = TextLabel::New( "Action: ");
 122   label.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::ALL_DIMENSIONS );
 123   label.SetStyleName("ActionLabel");
 124   actionButtonLayout.AddChild( label, TableView::CellPosition( 0, 0 ) );
 125   actionButtonLayout.SetCellAlignment( TableView::CellPosition( 0, 0 ), HorizontalAlignment::LEFT, VerticalAlignment::CENTER );
 126
 127   for( int i=0; i<NUMBER_OF_ACTION_BUTTONS; ++i )
 128   {
 129     mActionButtons[i] = PushButton::New();
 130     mActionButtons[i].SetProperty( Dali::Actor::Property::NAME,"ActionButton");
 131     mActionButtons[i].SetStyleName("ActionButton");
 132     mActionButtons[i].SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
 133     mActionButtons[i].SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::HEIGHT );
 134     mActionIndex = mActionButtons[i].RegisterProperty( "actionId", i, Property::READ_WRITE );
 135     mActionButtons[i].ClickedSignal().Connect( this, &TransitionApplication::OnActionButtonClicked );
 136     actionButtonLayout.AddChild( mActionButtons[i], TableView::CellPosition( 0, 1+i ) );
 137   }
 138   SetLabelText( mActionButtons[0], "Enable" );
 139   SetLabelText( mActionButtons[1], "Check" );
 140   mActionButtons[1].SetProperty( Button::Property::DISABLED, true );
 141
 142   contentLayout.Add( actionButtonLayout );
 143   contentLayout.SetFitHeight(2);
 144 }
 145
 146 bool TransitionApplication::OnActionButtonClicked( Button button )
 147 {
 148   int action = button.GetProperty<int>( mActionIndex );
 149   switch( action )
 150   {
 151     case 0:
 152     {
 153       bool activeState = mShadowButton.GetActiveState();
 154       mShadowButton.SetActiveState( ! activeState );
 155       if( activeState )
 156       {
 157         SetLabelText( button, "Enable" );
 158         mShadowButton.SetProperty( DevelControl::Property::STATE, DevelControl::DISABLED );
 159       }
 160       else
 161       {
 162         SetLabelText( button, "Disable" );
 163         mShadowButton.SetProperty( DevelControl::Property::STATE, DevelControl::NORMAL );
 164       }
 165       mActionButtons[1].SetProperty( Button::Property::DISABLED, activeState );
 166       break;
 167     }
 168     case 1:
 169     {
 170       bool checkState = mShadowButton.GetCheckState();
 171       mShadowButton.SetCheckState( ! checkState );
 172       if( checkState )
 173       {
 174         SetLabelText( button, "Check" );
 175         mShadowButton.SetProperty( DevelControl::Property::SUB_STATE, "UNCHECKED" );
 176       }
 177       else
 178       {
 179         SetLabelText( button, "Uncheck" );
 180         mShadowButton.SetProperty( DevelControl::Property::SUB_STATE, "CHECKED" );
 181       }
 182       break;
 183     }
 184     case 2:
 185     {
 186       break;
 187     }
 188     case 3:
 189     {
 190       break;
 191     }
 192   }
 193
 194   return true;
 195 }
 196
 197 void TransitionApplication::OnKeyEvent( const KeyEvent& keyEvent )
 198 {
 199   static int keyPressed = 0;
 200
 201   if( keyEvent.state == KeyEvent::Down)
 202   {
 203     if( keyPressed == 0 ) // Is this the first down event?
 204     {
 205       printf("Key pressed: %s %d\n", keyEvent.keyPressedName.c_str(), keyEvent.keyCode );
 206
 207       if( IsKey( keyEvent, DALI_KEY_ESCAPE) || IsKey( keyEvent, DALI_KEY_BACK ) )
 208       {
 209         mApplication.Quit();
 210       }
 211       else if( keyEvent.keyPressedName.compare("Return") == 0 )
 212       {
 213       }
 214     }
 215     keyPressed = 1;
 216   }
 217   else if( keyEvent.state == KeyEvent::Up )
 218   {
 219     keyPressed = 0;
 220   }
 221 }
 222
 223 } // namespace Demo