DropDown UI component

1 files changed, 109 insertions, 13 deletions

diff --git a/src/interface/DropDown.cpp b/src/interface/DropDown.cpp
index 6944e6f..ea7d56a 100644
--- a/src/interface/DropDown.cpp
+++ b/src/interface/DropDown.cpp
@@ -5,26 +5,53 @@
  *      Author: Simon
  */
 
+#include <iostream>
+#include "Button.h"
 #include "DropDown.h"
 
 namespace ui {
 
+class ItemSelectedAction;
 class DropDownWindow: public ui::Window {
+	friend class ItemSelectedAction;
 	Colour background, activeBackground;
 	Colour border, activeBorder;
 	Colour text, activeText;
+	DropDown * dropDown;
+	std::vector<Button> buttons;
 	bool isMouseInside;
 public:
-	DropDownWindow(Point position, Point size, Colour background, Colour activeBackground, Colour border, Colour activeBorder, Colour text, Colour activeText):
-		Window(position, size),
+	class ItemSelectedAction: public ButtonAction
+	{
+		DropDownWindow * window;
+		std::string option;
+	public:
+		ItemSelectedAction(DropDownWindow * window, std::string option): window(window), option(option) { }
+		virtual void ActionCallback(ui::Button *sender)
+		{
+			ui::Engine::Ref().CloseWindow();
+			window->setOption(option);
+			window->SelfDestruct();
+		}
+	};
+	DropDownWindow(DropDown * dropDown):
+		Window(ui::Point(dropDown->Position.X+dropDown->GetParentWindow()->Position.X-5, dropDown->Position.Y+dropDown->GetParentWindow()->Position.Y-3), ui::Point(dropDown->Size.X+10, dropDown->options.size()*13)),
+		dropDown(dropDown),
 		background(background),
-		activeBackground(activeBackground),
-		border(border),
-		activeBorder(activeBorder),
-		text(text),
-		activeText(activeText)
+		activeBackground(dropDown->activeBackground),
+		border(dropDown->border),
+		activeBorder(dropDown->activeBorder),
+		text(dropDown->text),
+		activeText(dropDown->activeText)
 	{
-
+		int currentY = 0;
+		for(int i = 0; i < dropDown->options.size(); i++)
+		{
+			Button * tempButton = new Button(Point(0, currentY), Point(Size.X, 14), dropDown->options[i].first);
+			tempButton->SetActionCallback(new ItemSelectedAction(this, dropDown->options[i].first));
+			AddComponent(tempButton);
+			currentY += 13;
+		}
 	}
 	virtual void OnDraw()
 	{
@@ -32,20 +59,36 @@ public:
 		g->fillrect(Position.X, Position.Y, Size.X, Size.Y, background.Red, background.Green, background.Blue, 255);
 		g->drawrect(Position.X, Position.Y, Size.X, Size.Y, border.Red, border.Green, border.Blue, 255);
 	}
+	void setOption(std::string option)
+	{
+		dropDown->SetOption(option);
+		if(dropDown->callback)
+		{
+			int optionIndex = 0;
+			for(optionIndex = 0; optionIndex < dropDown->options.size(); optionIndex++)
+			{
+				if(option == dropDown->options[optionIndex].first)
+					break;
+			}
+			dropDown->callback->OptionChanged(dropDown, dropDown->options[optionIndex]);
+		}
+	}
 	virtual ~DropDownWindow() {}
 };
 
 DropDown::DropDown(Point position, Point size):
 	Component(position, size),
-	isMouseInside(false)
+	isMouseInside(false),
+	optionIndex(-1)
 {
-	activeText = background = Colour(0, 0, 0);
-	text = activeBackground = border = activeBorder = Colour(255, 255, 255);
+	background = activeBackground = Colour(0, 0, 0);
+	activeText = text = activeBackground = border = activeBorder = Colour(255, 255, 255);
 }
 
 void DropDown::OnMouseClick(int x, int y, unsigned int button)
 {
-	ui::Engine().Ref().ShowWindow(new DropDownWindow(ui::Point(50, 50), ui::Point(50, 50), background, activeBackground, border, activeBorder, text, activeText));
+	DropDownWindow * newWindow = new DropDownWindow(this);
+	ui::Engine().Ref().ShowWindow(newWindow);
 }
 
 void DropDown::Draw(const Point& screenPos)
@@ -56,20 +99,73 @@ void DropDown::Draw(const Point& screenPos)
 	{
 		g->fillrect(Position.X-1, Position.Y-1, Size.X+2, Size.Y+2, activeBackground.Red, activeBackground.Green, activeBackground.Blue, 255);
 		g->drawrect(Position.X, Position.Y, Size.X, Size.Y, activeBorder.Red, activeBorder.Green, activeBorder.Blue, 255);
+		if(optionIndex!=-1)
+			g->drawtext(Position.X, Position.Y+1, options[optionIndex].first, activeText.Red, activeText.Green, activeText.Blue, 255);
 		//g->drawtext(Position.X+textPosition.X, Position.Y+textPosition.Y+1, displayText, activeText.Red, activeText.Green, activeText.Blue, 255);
 	}
 	else
 	{
 		g->fillrect(Position.X, Position.Y, Size.X, Size.Y, background.Red, background.Green, background.Blue, 255);
 		g->drawrect(Position.X, Position.Y, Size.X, Size.Y, border.Red, border.Green, border.Blue, 255);
+		if(optionIndex!=-1)
+			g->drawtext(Position.X, Position.Y+1, options[optionIndex].first, text.Red, text.Green, text.Blue, 255);
 		//g->drawtext(Position.X+textPosition.X, Position.Y+textPosition.Y+1, displayText, text.Red, text.Green, text.Blue, 255);
 	}
 
 }
+	
+	void DropDown::SetOption(std::string option)
+	{
+		for(int i = 0; i < options.size(); i++)
+		{
+			if(options[i].first == option)
+			{
+				optionIndex = i;
+				return;
+			}
+		}
+	}
+	void DropDown::SetOption(int option)
+	{
+		for(int i = 0; i < options.size(); i++)
+		{
+			if(options[i].second == option)
+			{
+				optionIndex = i;
+				return;
+			}
+		}
+	}
+	void DropDown::AddOption(std::pair<std::string, int> option)
+	{
+		for(int i = 0; i < options.size(); i++)
+		{
+			if(options[i] == option)
+				return;
+		}
+		options.push_back(option);
+	}
+	void DropDown::RemoveOption(std::string option)
+	{
+	start:
+		for(int i = 0; i < options.size(); i++)
+		{
+			if(options[i].first == option)
+			{
+				options.erase(options.begin()+i);
+				goto start;
+			}
+		}
+	}
+	void DropDown::SetOptions(std::vector<std::pair<std::string, int> > options)
+	{
+		this->options = options;
+	}
 
 
 DropDown::~DropDown() {
-	// TODO Auto-generated destructor stub
+	if(callback)
+		delete callback;
 }
 
 } /* namespace ui */