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