public void AddItem(string text, long data)
{
// Add a new item to the Item collection
LISTITEM newitem = new LISTITEM();
newitem.text = text;
newitem.data = data;
newitem.selected = false;
item.Add(newitem);
scrollrange++;
}
public void AddItem(string text, long data)
{
// Add a new item to the Item collection
LISTITEM newitem = new LISTITEM();
newitem.text = text;
newitem.data = data;
newitem.selected = false;
item.Add(newitem);
scrollrange++;
}
public long GetItemData(int index)
{
if (index == -1)
{
return(-1);
}
else
{
LISTITEM aItem = item[index];
return(aItem.data);
}
}
public int GetNextSelection(int start)
{
int iSelectedItemIndex = -1;
for (int iLoop = start; iLoop < item.Count; iLoop++)
{
LISTITEM aItem = item[iLoop];
if (aItem.selected == true)
{
iSelectedItemIndex = iLoop;
break;
}
}
return(iSelectedItemIndex);
}
public override void Draw()
{
int i, j;
int width = 0;
int height = 0;
Rectangle rcParent = Parent.GetWindowRect();
int vislines = 0;
bool bShowScroll = NeedsVScrollBar();
if (IsVisible)
{
// how many text lines are visible?
vislines = Convert.ToInt32((windowRectangle.Height - 10 - iBoxHeight) / lineheight);
// draw a different style of background than the ancestor
// DrawBackground()
OuterSpace.spriteobj.Begin(SpriteFlags.AlphaBlend | SpriteFlags.SortDepthBackToFront);
if (IsSpriteLoaded[1])
{
// draw selection text area
// top left corner
CornerSprite[0].Draw(rcParent.Left + windowRectangle.Left, rcParent.Top + windowRectangle.Top,
new Rectangle(0, 0, 16, 16), 0, WindowColor);
// top edge
i = windowRectangle.Left + 16;
width = Math.Min(windowRectangle.Width - 32, 16);
do
{
CornerSprite[0].Draw(rcParent.Left + i, rcParent.Top + windowRectangle.Top,
new Rectangle(16, 0, width, 16), 0, WindowColor);
i += 16;
if (i + width > windowRectangle.Right - 16)
{
width = (windowRectangle.Right - 16) - i;
}
}while (i < (windowRectangle.Right - 16) && width > 0);
// top right corner
CornerSprite[0].Draw(rcParent.Left + windowRectangle.Right - 16, rcParent.Top + windowRectangle.Top,
new Rectangle(32, 0, 48, 16), 0, WindowColor);
// bottom left corner
CornerSprite[0].Draw(rcParent.Left + windowRectangle.Left, rcParent.Top + windowRectangle.Top + 16,
new Rectangle(0, 40, 16, 48), 0, WindowColor);
// bottom edge
i = windowRectangle.Left + 16;
width = Math.Min(windowRectangle.Width - 32, 16);
do
{
CornerSprite[0].Draw(rcParent.Left + i, rcParent.Top + windowRectangle.Top + 16,
new Rectangle(16, 40, width, 48), 0, WindowColor);
i += 16;
if (i + width > windowRectangle.Right - 16)
{
width = (windowRectangle.Right - 16) - i;
}
}while (i < (windowRectangle.Right - 16) && width > 0);
// bottom right corner
CornerSprite[0].Draw(rcParent.Left + windowRectangle.Right - 16,
rcParent.Top + windowRectangle.Top + 16,
new Rectangle(32, 40, 48, 48), 0, WindowColor);
// draw drop arrow
if (IsSpriteLoaded[2])
{
CornerSprite[1].Draw(rcParent.Left + windowRectangle.Right - 20,
rcParent.Top + windowRectangle.Top + 4,
new Rectangle(0, 48, 16, 16), 0, WindowColor);
}
// draw list area is visible
if (bShowList)
{
// top left corner
CornerSprite[0].Draw(rcParent.Left + windowRectangle.Left, rcParent.Top + windowRectangle.Top + iBoxHeight - 4,
new Rectangle(0, 0, 16, 16), 0, WindowColor);
// top edge
i = windowRectangle.Left + 16;
width = Math.Min(windowRectangle.Width - 32, 16);
do
{
CornerSprite[0].Draw(rcParent.Left + i, rcParent.Top + windowRectangle.Top + iBoxHeight - 4,
new Rectangle(16, 0, width, 16), 0, WindowColor);
i += 16;
if (i + width > windowRectangle.Right - 16)
{
width = (windowRectangle.Right - 16) - i;
}
}while (i < (windowRectangle.Right - 16) && width > 0);
// top right corner
CornerSprite[0].Draw(rcParent.Left + windowRectangle.Right - 16, rcParent.Top + windowRectangle.Top + iBoxHeight - 4,
new Rectangle(32, 0, 48, 16), 0, WindowColor);
//center
j = windowRectangle.Top + 16 + iBoxHeight - 4;
height = Math.Min(windowRectangle.Height - 32, 16);
do
{
i = windowRectangle.Left;
width = Math.Min(windowRectangle.Width - 32, 16);
do
{
if (i == windowRectangle.Left)
{
CornerSprite[0].Draw(rcParent.Left + i, rcParent.Top + j,
new Rectangle(0, 16, width, height), 0, WindowColor);
}
else if (i == windowRectangle.Right - 16)
{
CornerSprite[0].Draw(rcParent.Left + i, rcParent.Top + j,
new Rectangle(32, 16, width, height), 0, WindowColor);
}
else
{
CornerSprite[0].Draw(rcParent.Left + i, rcParent.Top + j,
new Rectangle(16, 16, width, height), 0, WindowColor);
}
i += 16;
if (i + width > windowRectangle.Right - 16)
{
width = (windowRectangle.Right - 16) - i;
if (width <= 0)
{
if (width == -16)
{
i = windowRectangle.Right;
width = 0;
}
else
{
i = windowRectangle.Right - 16;
width = 16;
}
}
}
}while (i < windowRectangle.Right);
j += 16;
if (j + height > windowRectangle.Bottom - 16)
{
height = (windowRectangle.Bottom - 16) - j;
}
}while (j < (windowRectangle.Bottom - 16) && height > 0);
// bottom left corner
CornerSprite[0].Draw(rcParent.Left + windowRectangle.Left, rcParent.Top + windowRectangle.Bottom - 16,
new Rectangle(0, 32, 16, 48), 0, WindowColor);
// bottom edge
i = windowRectangle.Left + 16;
width = Math.Min(windowRectangle.Width - 32, 16);
do
{
CornerSprite[0].Draw(rcParent.Left + i, rcParent.Top + windowRectangle.Bottom - 16,
new Rectangle(16, 32, width, 48), 0, WindowColor);
i += 16;
if (i + width > windowRectangle.Right - 16)
{
width = (windowRectangle.Right - 16) - i;
}
}while (i < (windowRectangle.Right - 16) && width > 0);
// bottom right corner
CornerSprite[0].Draw(rcParent.Left + windowRectangle.Right - 16,
rcParent.Top + windowRectangle.Bottom - 16,
new Rectangle(32, 32, 48, 48), 0, WindowColor);
}
}
// draw scrollbar
if (bShowScroll && bShowList)
{
if (IsSpriteLoaded[2])
{
// draw top arrow
CornerSprite[1].Draw(rcParent.Left + windowRectangle.Right - 20, rcParent.Top + windowRectangle.Top + iBoxHeight,
new Rectangle(0, 0, 16, 16), 0, WindowColor);
// draw thumb background
j = windowRectangle.Top + iBoxHeight + 16;
height = Math.Min(windowRectangle.Height - 40, 16);
do
{
CornerSprite[1].Draw(rcParent.Left + windowRectangle.Right - 20, rcParent.Top + j,
new Rectangle(0, 32, 16, 16), 0, WindowColor);
j += 16;
if (j + height > windowRectangle.Bottom - 20)
{
height = (windowRectangle.Bottom - 20) - j;
}
}while (j < (windowRectangle.Bottom - 20) && height > 0);
// draw thumb
// figure out its location
int pixperpos;
int thumbpos;
pixperpos = Convert.ToInt32((windowRectangle.Height - 36 - iBoxHeight) / (item.Count - 1));
if (pixperpos < 2)
{
pixperpos = 2;
}
if (scrollposition == scrollrange)
{
thumbpos = windowRectangle.Height - 36 - pixperpos - iBoxHeight;
}
else
{
thumbpos = (scrollposition - 1) * pixperpos;
}
CornerSprite[1].Draw(rcParent.Left + windowRectangle.Right - 20, rcParent.Top + windowRectangle.Top + iBoxHeight + 16 + thumbpos,
new Rectangle(0, 16, 16, pixperpos - 1), 0, WindowColor);
CornerSprite[1].Draw(rcParent.Left + windowRectangle.Right - 20, rcParent.Top + windowRectangle.Top + iBoxHeight + 16 + thumbpos + pixperpos - 1,
new Rectangle(0, 31, 16, 1), 0, WindowColor);
// draw bottom arrow
CornerSprite[1].Draw(rcParent.Left + windowRectangle.Right - 20,
rcParent.Top + windowRectangle.Bottom - 20,
new Rectangle(0, 48, 16, 16), 0, WindowColor);
}
}
OuterSpace.spriteobj.Flush();
OuterSpace.spriteobj.End();
// draw text for selection area
OuterSpace.textfont.DrawText(rcParent.Left + windowRectangle.Left + 5, rcParent.Top + windowRectangle.Top + 5,
Color.Black, CheckTextWidth(GetItemText(GetNextSelection(1))));
// draw text for listbox
if (bShowList)
{
j = rcParent.Top + windowRectangle.Top + iBoxHeight + 1;
for (i = scrollposition; i < (scrollposition + vislines - 1); i++)
{
if (i <= scrollrange && item.Count > 0)
{
LISTITEM li = item[i];
// is it selected?
if (li.selected)
{
int ii;
int jj = j;
int lh = lineheight;
int th = 0;
int sbw = 0;
if (bShowScroll)
{
sbw = 16;
}
// draw selection
OuterSpace.spriteobj.Begin(SpriteFlags.AlphaBlend | SpriteFlags.SortDepthBackToFront);
if (IsSpriteLoaded[3])
{
if (lh > 16)
{
lh = 16;
}
do
{
ii = windowRectangle.Left + 5;
width = Math.Min(windowRectangle.Width - 10 - sbw, 16);
do
{
CornerSprite[2].Draw(rcParent.Left + ii, jj,
new Rectangle(0, 0, width, lh), 0, WindowColor);
ii += 16;
if (ii + width > windowRectangle.Right - 5)
{
width = (windowRectangle.Right - 5 - sbw) - ii;
}
}while (ii < (windowRectangle.Right - 5 - sbw) && width > 0);
th += lh;
lh = lineheight - th;
jj += lh;
}while (lh > 0);
}
OuterSpace.spriteobj.Flush();
OuterSpace.spriteobj.End();
}
OuterSpace.textfont.DrawText(rcParent.Left + windowRectangle.Left + 5, j,
Color.Black, CheckTextWidth(li.text));
j += lineheight;
}
}
}
}
}
protected void OnClicked(System.Drawing.Point pt)
{
Rectangle rcParent = parent.GetWindowRect();
bool bHandled = false;
int iPosClicked = -1;
int iLoop;
int iSelection;
// clicked in scrollbar or listbox?
if (NeedsVScrollBar())
{
if ((pt.X >= (rcParent.Left + (windowRectangle.Right - 20))) &&
(pt.X <= (rcParent.Left + (windowRectangle.Right - 4))))
{
// scrollbar clicked up or down
if ((pt.Y <= (rcParent.Top + (windowRectangle.Top + 20))) &&
(pt.Y >= (rcParent.Top + (windowRectangle.Top + 4))))
{
// top arrow clicked
ScrollTo(scrollposition - 1);
}
else if ((pt.Y >= (rcParent.Top + (windowRectangle.Bottom - 20))) &&
(pt.Y <= (rcParent.Top + (windowRectangle.Bottom - 4))))
{
// bottom arrow clicked
ScrollTo((scrollposition + 1));
}
bHandled = true;
}
}
if (!bHandled)
{
// select item
iPosClicked = Convert.ToInt32(((pt.Y - (windowRectangle.Top - rcParent.Top)) / szFont.Height));
iSelection = (scrollposition + iPosClicked);
for (iLoop = 0; iLoop < item.Count; iLoop++)
{
if (iLoop == iSelection)
{
if (!bMultiSelect)
{
DeselectAllItems();
SelectItem(iLoop, true);
break;
}
else
{
LISTITEM li = item[iLoop];
li.selected = !li.selected;
item.RemoveAt(iLoop);
item.Insert(iLoop, li);
break;
}
}
}
}
}
public override void Draw()
{
int i, j;
int width = 0;
int height = 0;
Rectangle rcParent = parent.GetWindowRect();
int vislines = 0;
bool bShowScroll = NeedsVScrollBar();
if (IsVisible)
{
// how many text lines are visible?
vislines = Convert.ToInt32((windowRectangle.Height - 10) / lineheight);
// draw a different style of background than the ancestor
// DrawBackground()
OuterSpace.spriteobj.Begin(SpriteFlags.AlphaBlend | SpriteFlags.SortDepthBackToFront);
if (IsSpriteLoaded[1])
{
// top left corner
CornerSprite[0].Draw((rcParent.Left + windowRectangle.Left), (rcParent.Top + windowRectangle.Top),
new Rectangle(0, 0, 16, 16), 0, WindowColor);
// top edge
i = (windowRectangle.Left + 16);
width = Math.Min((windowRectangle.Width - 32), 16);
do
{
CornerSprite[0].Draw((rcParent.Left + i), (rcParent.Top + windowRectangle.Top),
new Rectangle(16, 0, width, 16), 0, WindowColor);
i += 16;
if (i + width > windowRectangle.Right - 16)
{
width = (windowRectangle.Right - 16) - i;
}
}while (i < (windowRectangle.Right - 16) && width > 0);
CornerSprite[0].Draw((rcParent.Left + (windowRectangle.Right - 16)),
(rcParent.Top + windowRectangle.Top),
new Rectangle(32, 0, 48, 16), 0, WindowColor);
// center
j = (windowRectangle.Top + 16);
height = Math.Min((windowRectangle.Height - 32), 16);
do
{
i = windowRectangle.Left;
width = Math.Min((windowRectangle.Width - 32), 16);
do
{
if (i == windowRectangle.Left)
{
CornerSprite[0].Draw((rcParent.Left + i), (rcParent.Top + j), new Rectangle(0, 16, width, height), 0, WindowColor);
}
else if (i == (windowRectangle.Right - 16))
{
CornerSprite[0].Draw((rcParent.Left + i), (rcParent.Top + j), new Rectangle(32, 16, width, height), 0, WindowColor);
}
else
{
CornerSprite[0].Draw((rcParent.Left + i), (rcParent.Top + j), new Rectangle(16, 16, width, height), 0, WindowColor);
}
i += 16;
if ((i + width) > (windowRectangle.Right - 16))
{
width = ((windowRectangle.Right - 16) - i);
if (width <= 0)
{
if (width == -16)
{
i = windowRectangle.Right;
width = 0;
}
else
{
i = (windowRectangle.Right - 16);
width = 16;
}
}
}
}while (i < windowRectangle.Right);
j += 16;
if ((j + height) > (windowRectangle.Bottom - 16))
{
height = ((windowRectangle.Bottom - 16) - j);
}
}while (j < (windowRectangle.Bottom - 16) && height > 0);
CornerSprite[0].Draw((rcParent.Left + windowRectangle.Left),
(rcParent.Top + (windowRectangle.Bottom - 16)),
new Rectangle(0, 32, 16, 48), 0, WindowColor);
// bottom edge
i = (windowRectangle.Left + 16);
width = Math.Min((windowRectangle.Width - 32), 16);
do
{
CornerSprite[0].Draw((rcParent.Left + i),
(rcParent.Top + (windowRectangle.Bottom - 16)),
new Rectangle(16, 32, width, 48), 0, WindowColor);
i += 16;
if ((i + width) > (windowRectangle.Right - 16))
{
width = ((windowRectangle.Right - 16) - i);
}
}while (i < (windowRectangle.Right - 16) && width > 0);
CornerSprite[0].Draw((rcParent.Left + (windowRectangle.Right - 16)),
(rcParent.Top + (windowRectangle.Bottom - 16)),
new Rectangle(32, 32, 48, 48), 0, WindowColor);
}
// draw scrollbar
if (bShowScroll)
{
if (IsSpriteLoaded[2])
{
// draw top arrow
CornerSprite[1].Draw((rcParent.Left + (windowRectangle.Right - 20)),
(rcParent.Top + (windowRectangle.Top + 4)),
new Rectangle(0, 0, 16, 16), 0, WindowColor);
// draw thumb background
j = (windowRectangle.Top + 20);
height = Math.Min((windowRectangle.Height - 40), 16);
do
{
CornerSprite[1].Draw((rcParent.Left + (windowRectangle.Right - 20)),
(rcParent.Top + j),
new Rectangle(0, 32, 16, 16), 0, WindowColor);
j += 16;
if ((j + height) > (windowRectangle.Bottom - 20))
{
height = ((windowRectangle.Bottom - 20) - j);
}
}while (j < (windowRectangle.Bottom - 20) && height > 0);
int pixperpos;
int thumbpos;
pixperpos = Convert.ToInt32(((windowRectangle.Height - 40) / (item.Count - 1)));
if (pixperpos < 2)
{
pixperpos = 2;
}
if (scrollposition == scrollrange)
{
thumbpos = (windowRectangle.Height - (40 - pixperpos));
}
else
{
thumbpos = ((scrollposition - 1) * pixperpos);
}
CornerSprite[1].Draw((rcParent.Left + (windowRectangle.Right - 20)),
(rcParent.Top + (windowRectangle.Top + (20 + thumbpos))),
new Rectangle(0, 16, 16, (pixperpos - 1)), 0, WindowColor);
CornerSprite[1].Draw((rcParent.Left + (windowRectangle.Right - 20)),
(rcParent.Top + (windowRectangle.Top + (20 + (thumbpos + (pixperpos - 1))))),
new Rectangle(0, 31, 16, 1), 0, WindowColor);
// draw bottom arrow
CornerSprite[1].Draw((rcParent.Left + (windowRectangle.Right - 20)),
(rcParent.Top + (windowRectangle.Bottom - 20)),
new Rectangle(0, 48, 16, 16), 0, WindowColor);
}
}
OuterSpace.spriteobj.Flush();
OuterSpace.spriteobj.End();
// draw text
j = (rcParent.Top + (windowRectangle.Top + 5));
for (i = scrollposition; i <= (scrollposition + (vislines - 1)); i++)
{
if (i <= scrollrange && item.Count > 0)
{
LISTITEM li = item[i];
if (li.selected)
{
int ii;
int jj = j;
int lh = lineheight;
int th = 0;
int sbw = 0;
if (bShowScroll)
{
sbw = 16;
}
// draw selection
OuterSpace.spriteobj.Begin(SpriteFlags.AlphaBlend | SpriteFlags.SortDepthBackToFront);
if (IsSpriteLoaded[3])
{
if (lh > 16)
{
lh = 16;
}
do
{
ii = (windowRectangle.Left + 5);
width = Math.Min((windowRectangle.Width - (10 - sbw)), 16);
do
{
CornerSprite[2].Draw((rcParent.Left + ii), jj, new Rectangle(0, 0, width, lh), 0, WindowColor);
ii += 16;
if ((ii + width) > (windowRectangle.Right - 5))
{
width = ((windowRectangle.Right - (5 - sbw)) - ii);
}
}while (ii < (windowRectangle.Right - (5 - sbw)) && width > 0);
th += lh;
lh = lineheight - th;
jj += lh;
}while (lh > 0);
}
OuterSpace.spriteobj.Flush();
OuterSpace.spriteobj.End();
}
OuterSpace.textfont.DrawText((rcParent.Left + (windowRectangle.Left + 5)),
j, Color.Black, CheckTextWidth(li.text));
j += lineheight;
}
}
}
}
