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