ArrayCtrlDnD
Drag&Drop with ArrayCtrl as target
main.cpp
#include <CtrlLib/CtrlLib.h>
using namespace Upp;
struct App : TopWindow {
ArrayCtrl a, b;
Splitter s;
void DnD(PasteClip& d)
{
if(AcceptText(d)) {
a.Add(GetString(d), GetString(d));
a.SetFocus();
}
}
void DnDInsert(int line, PasteClip& d)
{
if(AcceptInternal<ArrayCtrl>(d, "array")) {
a.InsertDrop(line, d);
a.SetFocus();
}
if(AcceptText(d)) {
a.Insert(line);
a.Set(line, 0, GetString(d));
a.SetCursor(line);
a.SetFocus();
}
}
void DnDInsertB(int line, PasteClip& d)
{
if(AcceptInternal<ArrayCtrl>(d, "array")) {
const ArrayCtrl& src = GetInternal<ArrayCtrl>(d);
bool self = &src == &b;
Vector< Vector<Value> > data;
for(int i = 0; i < src.GetCount(); i++)
if(src.IsSel(i)) {
Value v = src.Get(i, 0);
data.Add().Add(IsNumber(v) ? FormatIntRoman((int)src.Get(i, 0)) : String(v));
}
b.InsertDrop(line, data, d, self);
b.SetFocus();
}
}
void Drag()
{
if(a.DoDragAndDrop(InternalClip(a, "array")) == DND_MOVE)
a.RemoveSelection();
}
void DragB()
{
if(b.DoDragAndDrop(InternalClip(b, "array"), b.GetDragSample()) == DND_MOVE)
b.RemoveSelection();
}
typedef App CLASSNAME;
App() {
a.AddColumn("You can paste the text here too");
a.MultiSelect();
a.WhenDropInsert = THISBACK(DnDInsert);
a.WhenDrop = THISBACK(DnD);
a.WhenDrag = THISBACK(Drag);
b.AddColumn("Roman numbers");
b.MultiSelect();
b.WhenDropInsert = THISBACK(DnDInsertB);
b.WhenDrag = THISBACK(DragB);
Add(s.Horz(a, b));
for(int i = 0; i < 200; i++) {
a.Add(i);
b.Add(FormatIntRoman(i, true));
}
Sizeable();
}
};
GUI_APP_MAIN
{
App().Run();
}
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