examples/transitions/transition-application.cpp

   1 /*
   2  * Copyright (c) 2017 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/visuals/visual-properties-devel.h>
  29 #include <dali-toolkit/devel-api/visuals/text-visual-properties.h>
  30 #include "shadow-button.h"
  31 #include <cstdio>
  32 #include <sstream>
  33
  34 // Internal includes
  35
  36 using namespace Dali;
  37 using namespace Dali::Toolkit;
  38
  39 namespace
  40 {
  41
  42 void SetLabelText( Button button, const char* label )
  43 {
  44   button.SetProperty( Toolkit::Button::Property::LABEL, label );
  45 }
  46
  47 }
  48
  49 namespace Demo
  50 {
  51
  52 const char* TransitionApplication::DEMO_THEME_ONE_PATH( DEMO_STYLE_DIR "style-example-theme-one.json" );
  53 const char* TransitionApplication::DEMO_THEME_TWO_PATH( DEMO_STYLE_DIR "style-example-theme-two.json" );
  54
  55
  56 TransitionApplication::TransitionApplication( Application& application )
  57 : mApplication( application ),
  58   mTitle(),
  59   mShadowButton(),
  60   mActionButtons(),
  61   mVisualIndex( Property::INVALID_INDEX ),
  62   mActionIndex( Property::INVALID_INDEX )
  63 {
  64   application.InitSignal().Connect( this, &TransitionApplication::Create );
  65 }
  66
  67 TransitionApplication::~TransitionApplication()
  68 {
  69 }
  70
  71 void TransitionApplication::Create( Application& application )
  72 {
  73   Stage stage = Stage::GetCurrent();
  74   stage.KeyEventSignal().Connect(this, &TransitionApplication::OnKeyEvent);
  75   stage.SetBackgroundColor( Vector4( 0.1f, 0.1f, 0.1f, 1.0f ) );
  76
  77   // Hide the indicator bar
  78   application.GetWindow().ShowIndicator( Dali::Window::INVISIBLE );
  79
  80   // Content panes:
  81   TableView contentLayout = TableView::New( 3, 1 );
  82   contentLayout.SetName("ContentLayout");
  83   contentLayout.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
  84   contentLayout.SetAnchorPoint( AnchorPoint::TOP_LEFT );
  85   contentLayout.SetParentOrigin( ParentOrigin::TOP_LEFT );
  86   contentLayout.SetCellPadding( Vector2( 0.0f, 5.0f ) );
  87   contentLayout.SetBackgroundColor( Vector4(0.949, 0.949, 0.949, 1.0) );
  88   // Assign all rows the size negotiation property of fitting to children
  89
  90   stage.Add( contentLayout );
  91
  92   mTitle = TextLabel::New( "Custom Control Transition Example" );
  93   mTitle.SetName( "Title" );
  94   mTitle.SetStyleName("Title");
  95   mTitle.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
  96   mTitle.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::HEIGHT );
  97   mTitle.SetProperty( TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
  98   contentLayout.Add( mTitle );
  99   contentLayout.SetFitHeight(0); // Fill width
 100
 101   // Provide some padding around the center cell
 102   TableView buttonLayout = TableView::New( 3, 3 );
 103   buttonLayout.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
 104   buttonLayout.SetFixedHeight(1, 100 );
 105   buttonLayout.SetFixedWidth(1, 350 );
 106   contentLayout.Add( buttonLayout );
 107
 108   mShadowButton = ShadowButton::New();
 109   mShadowButton.SetName("ShadowButton");
 110   mShadowButton.SetActiveState( false );
 111   mShadowButton.SetAnchorPoint( AnchorPoint::CENTER );
 112   mShadowButton.SetParentOrigin( ParentOrigin::CENTER );
 113   mShadowButton.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
 114   mShadowButton.SetProperty( DevelControl::Property::STATE, DevelControl::DISABLED );
 115   mShadowButton.SetProperty( DevelControl::Property::SUB_STATE, "UNCHECKED" );
 116
 117   buttonLayout.AddChild( mShadowButton, TableView::CellPosition(1, 1) );
 118
 119   TableView actionButtonLayout = TableView::New( 1, NUMBER_OF_ACTION_BUTTONS+1 );
 120   actionButtonLayout.SetName("ThemeButtonsLayout");
 121   actionButtonLayout.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
 122   actionButtonLayout.SetResizePolicy( ResizePolicy::FIT_TO_CHILDREN, Dimension::HEIGHT );
 123   actionButtonLayout.SetFitHeight( 0 );
 124
 125   TextLabel label = TextLabel::New( "Action: ");
 126   label.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::ALL_DIMENSIONS );
 127   label.SetStyleName("ActionLabel");
 128   actionButtonLayout.AddChild( label, TableView::CellPosition( 0, 0 ) );
 129   actionButtonLayout.SetCellAlignment( TableView::CellPosition( 0, 0 ), HorizontalAlignment::LEFT, VerticalAlignment::CENTER );
 130
 131   for( int i=0; i<NUMBER_OF_ACTION_BUTTONS; ++i )
 132   {
 133     mActionButtons[i] = PushButton::New();
 134     mActionButtons[i].SetName("ActionButton");
 135     mActionButtons[i].SetStyleName("ActionButton");
 136     mActionButtons[i].SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
 137     mActionButtons[i].SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::HEIGHT );
 138     mActionIndex = mActionButtons[i].RegisterProperty( "actionId", i, Property::READ_WRITE );
 139     mActionButtons[i].ClickedSignal().Connect( this, &TransitionApplication::OnActionButtonClicked );
 140     actionButtonLayout.AddChild( mActionButtons[i], TableView::CellPosition( 0, 1+i ) );
 141   }
 142   SetLabelText( mActionButtons[0], "Enable" );
 143   SetLabelText( mActionButtons[1], "Check" );
 144   mActionButtons[1].SetProperty( Button::Property::DISABLED, true );
 145
 146   contentLayout.Add( actionButtonLayout );
 147   contentLayout.SetFitHeight(2);
 148 }
 149
 150 bool TransitionApplication::OnActionButtonClicked( Button button )
 151 {
 152   int action = button.GetProperty<int>( mActionIndex );
 153   switch( action )
 154   {
 155     case 0:
 156     {
 157       bool activeState = mShadowButton.GetActiveState();
 158       mShadowButton.SetActiveState( ! activeState );
 159       if( activeState )
 160       {
 161         SetLabelText( button, "Enable" );
 162         mShadowButton.SetProperty( DevelControl::Property::STATE, DevelControl::DISABLED );
 163       }
 164       else
 165       {
 166         SetLabelText( button, "Disable" );
 167         mShadowButton.SetProperty( DevelControl::Property::STATE, DevelControl::NORMAL );
 168       }
 169       mActionButtons[1].SetProperty( Button::Property::DISABLED, activeState );
 170       break;
 171     }
 172     case 1:
 173     {
 174       bool checkState = mShadowButton.GetCheckState();
 175       mShadowButton.SetCheckState( ! checkState );
 176       if( checkState )
 177       {
 178         SetLabelText( button, "Check" );
 179         mShadowButton.SetProperty( DevelControl::Property::SUB_STATE, "UNCHECKED" );
 180       }
 181       else
 182       {
 183         SetLabelText( button, "Uncheck" );
 184         mShadowButton.SetProperty( DevelControl::Property::SUB_STATE, "CHECKED" );
 185       }
 186       break;
 187     }
 188     case 2:
 189     {
 190       break;
 191     }
 192     case 3:
 193     {
 194       break;
 195     }
 196   }
 197
 198   return true;
 199 }
 200
 201 void TransitionApplication::OnKeyEvent( const KeyEvent& keyEvent )
 202 {
 203   static int keyPressed = 0;
 204
 205   if( keyEvent.state == KeyEvent::Down)
 206   {
 207     if( keyPressed == 0 ) // Is this the first down event?
 208     {
 209       printf("Key pressed: %s %d\n", keyEvent.keyPressedName.c_str(), keyEvent.keyCode );
 210
 211       if( IsKey( keyEvent, DALI_KEY_ESCAPE) || IsKey( keyEvent, DALI_KEY_BACK ) )
 212       {
 213         mApplication.Quit();
 214       }
 215       else if( keyEvent.keyPressedName.compare("Return") == 0 )
 216       {
 217       }
 218     }
 219     keyPressed = 1;
 220   }
 221   else if( keyEvent.state == KeyEvent::Up )
 222   {
 223     keyPressed = 0;
 224   }
 225 }
 226
 227 } // namespace Demo