Added const modifier to getters, able to display ingredients in GUI.

RecipeDB.pro

@@ -30,7 +30,6 @@ HEADERS  += SQLite/sqlite3.h \
     model/recipe/recipe.h \
     userInterface/mainwindow.h \
     model/database/database.h \
-    model/recipe/ingredientlistmodel.h \
     model/recipe/ingredients/unitofmeasure.h \
     model/recipe/ingredients/ingredient.h \
     model/recipe/ingredients/ingredientlistmodel.h \

gui/mainwindow.ui

@@ -315,7 +315,7 @@
               </widget>
              </item>
              <item>
-              <widget class="QListView" name="listView">
+              <widget class="QListView" name="ingredientsListView">
                <property name="sizePolicy">
                 <sizepolicy hsizetype="Minimum" vsizetype="Expanding">
                  <horstretch>0</horstretch>

model/database/database.cpp

@@ -3,6 +3,7 @@
 Database::Database(string filename){
     this->filename = filename;
     openConnection();
+    //TESTING CODE
     if (tableExists("ingredients")){
         printf("Ingredients table already exists.\n");
     } else {

model/recipe/ingredients/ingredient.cpp

@@ -10,11 +10,11 @@ Ingredient::Ingredient(string name, string foodGroup){
     setFoodGroup(foodGroup);
 }
 
-string Ingredient::getName(){
+string Ingredient::getName() const{
     return this->name;
 }
 
-string Ingredient::getFoodGroup(){
+string Ingredient::getFoodGroup() const{
     return this->foodGroup;
 }
 

model/recipe/ingredients/ingredient.h

@@ -17,8 +17,8 @@ public:
     Ingredient(string name, string foodGroup);
 
     //Getters
-    string getName();
-    string getFoodGroup();
+    string getName() const;
+    string getFoodGroup() const;
 
     //Setters
     void setName(string newName);

model/recipe/ingredients/ingredientlistmodel.cpp

@@ -5,13 +5,23 @@ IngredientListModel::IngredientListModel(){
 }
 
 int IngredientListModel::rowCount(const QModelIndex &parent) const{
-
+    return this->ingredients.size();
 }
 
 QVariant IngredientListModel::data(const QModelIndex &index, int role) const{
+    int row = index.row();
 
+    switch(role){
+    case Qt::DisplayRole:
+        return QString::fromStdString(ingredients[row].getName());
+    }
+
+    return QVariant();
 }
 
 void IngredientListModel::setIngredients(vector<RecipeIngredient> ingredients){
     this->ingredients = ingredients;
+    QModelIndex index = createIndex(0, 0);
+    QModelIndex bottomIndex = createIndex(ingredients.size()-1, 0);
+    emit dataChanged(index, bottomIndex);
 }

model/recipe/ingredients/ingredientlistmodel.h

@@ -2,6 +2,7 @@
 #define INGREDIENTLISTMODEL_H
 
 #include <QAbstractListModel>
+#include <QModelIndex>
 
 #include "model/recipe/ingredients/recipeingredient.h"
 

model/recipe/ingredients/recipeingredient.cpp

@@ -12,15 +12,15 @@ RecipeIngredient::RecipeIngredient(Ingredient i, float quantity, UnitOfMeasure u
     setUnit(unit);
 }
 
-float RecipeIngredient::getQuantity(){
+float RecipeIngredient::getQuantity() const{
     return this->quantity;
 }
 
-UnitOfMeasure RecipeIngredient::getUnit(){
+UnitOfMeasure RecipeIngredient::getUnit() const{
     return this->unit;
 }
 
-string RecipeIngredient::getComment(){
+string RecipeIngredient::getComment() const{
     return this->comment;
 }
 

model/recipe/ingredients/recipeingredient.h

@@ -21,9 +21,9 @@ public:
     RecipeIngredient(Ingredient i, float quantity, UnitOfMeasure unit);
 
     //Getters
-    float getQuantity();
-    UnitOfMeasure getUnit();
-    string getComment();
+    float getQuantity() const;
+    UnitOfMeasure getUnit() const;
+    string getComment() const;
 
     //Setters
     void setQuantity(float newQuantity);

model/recipe/ingredients/unitofmeasure.cpp

@@ -10,14 +10,14 @@ UnitOfMeasure::UnitOfMeasure() : UnitOfMeasure::UnitOfMeasure("", "", ""){
     //Default constructor initializes all fields to empty strings.
 }
 
-string UnitOfMeasure::getName(){
+string UnitOfMeasure::getName() const{
     return this->name;
 }
 
-string UnitOfMeasure::getNamePlural(){
+string UnitOfMeasure::getNamePlural() const{
     return this->plural;
 }
 
-string UnitOfMeasure::getAbbreviation(){
+string UnitOfMeasure::getAbbreviation() const{
     return this->abbreviation;
 }

model/recipe/ingredients/unitofmeasure.h

@@ -18,9 +18,9 @@ public:
     UnitOfMeasure();
 
     //Getters
-    string getName();
-    string getNamePlural();
-    string getAbbreviation();
+    string getName() const;
+    string getNamePlural() const;
+    string getAbbreviation() const;
 private:
     string name;                //The name of the unit of measure.
     string plural;              //The plural name.

model/recipe/instruction.cpp

@@ -8,7 +8,7 @@ Instruction::Instruction(string text){
     setHTML(text);
 }
 
-string Instruction::getHTML(){
+string Instruction::getHTML() const{
     return this->htmlText;
 }
 

model/recipe/instruction.h

@@ -16,7 +16,7 @@ public:
     Instruction(string text);
 
     //Getters
-    string getHTML();
+    string getHTML() const;
 
     //Setters
     void setHTML(string newText);

model/recipe/recipe.cpp

@@ -16,39 +16,39 @@ Recipe::Recipe() : Recipe::Recipe("Unnamed Recipe", vector<RecipeIngredient>(),
     //Set default values when none are specified.
 }
 
-string Recipe::getName(){
+string Recipe::getName() const{
     return this->name;
 }
 
-vector<RecipeIngredient> Recipe::getIngredients(){
+vector<RecipeIngredient> Recipe::getIngredients() const{
     return this->ingredients;
 }
 
-Instruction Recipe::getInstruction(){
+Instruction Recipe::getInstruction() const{
     return this->instruction;
 }
 
-QImage Recipe::getImage(){
+QImage Recipe::getImage() const{
     return this->image;
 }
 
-QDate Recipe::getCreatedDate(){
+QDate Recipe::getCreatedDate() const{
     return this->createdDate;
 }
 
-QTime Recipe::getPrepTime(){
+QTime Recipe::getPrepTime() const{
     return this->prepTime;
 }
 
-QTime Recipe::getCookTime(){
+QTime Recipe::getCookTime() const{
     return this->cookTime;
 }
 
-QTime Recipe::getTotalTime(){
+QTime Recipe::getTotalTime() const{
     return QTime(this->cookTime.hour() + this->prepTime.hour(), this->cookTime.minute() + this->prepTime.minute(), this->cookTime.second() + this->prepTime.second());
 }
 
-float Recipe::getServings(){
+float Recipe::getServings() const{
     return this->servings;
 }
 

model/recipe/recipe.h

@@ -36,16 +36,16 @@ public:
     Recipe();
 
     //Getters
-    string getName();
-    vector<RecipeIngredient> getIngredients();
-    Instruction getInstruction();
-    QImage getImage();
-    vector<RecipeTag> getTags();
-    QDate getCreatedDate();
-    QTime getPrepTime();
-    QTime getCookTime();
-    QTime getTotalTime();                       //Derived method to add prep and cook times.
-    float getServings();
+    string getName() const;
+    vector<RecipeIngredient> getIngredients() const;
+    Instruction getInstruction() const;
+    QImage getImage() const;
+    vector<RecipeTag> getTags() const;
+    QDate getCreatedDate() const;
+    QTime getPrepTime() const;
+    QTime getCookTime() const;
+    QTime getTotalTime() const;                 //Derived method to add prep and cook times.
+    float getServings() const;
 
     //Setters
     void setName(string newName);

userInterface/mainwindow.cpp

@@ -6,11 +6,12 @@ MainWindow::MainWindow(QWidget *parent) :
     ui(new Ui::MainWindow){
     ui->setupUi(this);
 
-    ui->ingredientsPanel->setModel();
+    ui->ingredientsListView->setModel(&this->ingredientModel);
 
     //TESTING CODE
     vector<RecipeIngredient> ri;
     ri.push_back(RecipeIngredient("flour", "grains", 3.0f, UnitOfMeasure("cup", "cups", "c")));
+    ri.push_back(RecipeIngredient("Baking Powder", "Additives", 1.0f, UnitOfMeasure("Teaspoon", "Teaspoons", "Tsp")));
 
     Recipe rec("Example", ri, Instruction("<b>BOLD</b><i>iTaLiCs</i>"), QImage(), vector<RecipeTag>(), QDate::currentDate(), QTime(0, 30), QTime(0, 25), 10.0f);
 
@@ -36,5 +37,5 @@ void MainWindow::setInstruction(Instruction instruction){
 }
 
 void MainWindow::setIngredients(vector<RecipeIngredient> ingredients){
-    ///TODO: Implement this.
+    this->ingredientModel.setIngredients(ingredients);
 }

userInterface/mainwindow.h

@@ -26,6 +26,7 @@ public:
     void loadFromRecipe(Recipe recipe);
 private:
     Ui::MainWindow *ui;
+    IngredientListModel ingredientModel;
 
     //Hidden manipulation methods.
     void setRecipeName(string name);