The-Powder-Toy/src/interface/ContextMenu.cpp

99 lines
2.2 KiB
C++

#include "ContextMenu.h"
using namespace ui;
class ContextMenu::ItemSelectedAction: public ButtonAction
{
ContextMenu * window;
int item;
public:
ItemSelectedAction(ContextMenu * window, int itemID): window(window), item(itemID) { }
virtual void ActionCallback(ui::Button *sender)
{
window->ActionCallback(sender, item);
}
};
ContextMenu::ContextMenu(Component * source):
Window(ui::Point(0, 0), ui::Point(0, 0)),
Appearance(source->Appearance),
source(source)
{
}
void ContextMenu::Show(ui::Point position)
{
for(int i = 0; i < buttons.size(); i++)
{
RemoveComponent(buttons[i]);
delete buttons[i];
}
buttons.clear();
Position = position;
Size.Y = items.size()*16;
Size.X = 100;
int currentY = 1;
for(int i = 0; i < items.size(); i++)
{
Button * tempButton = new Button(Point(1, currentY), Point(Size.X-2, 16), items[i].Text);
tempButton->Appearance = Appearance;
tempButton->Enabled = items[i].Enabled;
tempButton->SetActionCallback(new ItemSelectedAction(this, items[i].ID));
buttons.push_back(tempButton);
AddComponent(tempButton);
currentY += 15;
}
ui::Engine::Ref().ShowWindow(this);
}
void ContextMenu::ActionCallback(ui::Button *sender, int item)
{
ui::Engine::Ref().CloseWindow();
Halt();
source->OnContextMenuAction(item);
}
void ContextMenu::OnMouseDown(int x, int y, unsigned button)
{
if(!(x > Position.X && y > Position.Y && y < Position.Y+Size.Y && x < Position.X+Size.X)) //Clicked outside window
ui::Engine::Ref().CloseWindow();
}
void ContextMenu::SetItem(int id, std::string text)
{
for(int i = 0; i < items.size(); i++)
{
if(items[i].ID == id)
{
items[i].Text = text;
break;
}
}
}
void ContextMenu::RemoveItem(int id)
{
for(int i = 0; i < items.size(); i++)
{
if(items[i].ID == id)
{
items.erase(items.begin()+i);
break;
}
}
}
void ContextMenu::AddItem(ContextMenuItem item)
{
items.push_back(item);
}
void ContextMenu::OnDraw()
{
Graphics * g = ui::Engine::Ref().g;
g->fillrect(Position.X, Position.Y, Size.X, Size.Y, 100, 100, 100, 255);
g->drawrect(Position.X, Position.Y, Size.X, Size.Y, Appearance.BackgroundInactive.Red, Appearance.BackgroundInactive.Green, Appearance.BackgroundInactive.Blue, Appearance.BackgroundInactive.Alpha);
}