private void listBox1_DrawItem(object sender, DrawItemEventArgs e)
{
if (e.Index >= 0 && e.Index < listBox1.Items.Count)
{
GVTabBannerTab tab = listBox1.Items[e.Index] as GVTabBannerTab;
if ((e.State & DrawItemState.Selected) != 0 && tab.TagName != null)
{
e.Graphics.FillRectangle(SystemBrushes.MenuHighlight, e.Bounds);
}
else if ((e.State & DrawItemState.HotLight) != 0)
{
e.Graphics.FillRectangle(SystemBrushes.HotTrack, e.Bounds);
}
else
{
e.Graphics.FillRectangle(SystemBrushes.Menu, e.Bounds);
}
if (tab.TagName == null)
{
e.Graphics.DrawString(tab.DisplayName, captionFont, SystemBrushes.MenuText, padding, e.Bounds.Top + padding + space);
}
else
{
e.Graphics.DrawString(tab.DisplayName, SystemFonts.MenuFont, SystemBrushes.MenuText, 2 * padding, e.Bounds.Top + space);
}
}
}
private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
{
if (bInhbit)
{
return;
}
int eIndex = listBox1.SelectedIndex;
if (eIndex >= 0 && eIndex < listBox1.Items.Count)
{
GVTabBannerTab tab = listBox1.Items[eIndex] as GVTabBannerTab;
if (tab.TagName == null)
{
SelectedIndexNoResponse = previousSelectedIndex;
}
else
{
previousSelectedIndex = eIndex;
if (Controller != null)
{
Controller.ExecuteMessage(MsgListItemChanged, new GSString(tab.TagName));
}
}
}
}
private void GVTabBanner_MouseUp(object sender, MouseEventArgs e)
{
if (getTabIndexFromPoint(e.Location) == p_md_indexTab && p_md_indexTab >= 0)
{
int i = p_md_indexTab;
p_md_indexTab = -1;
GVTabBannerTab selected = DisplayedTabs[i];
if (selected.TagName.Equals("_more"))
{
contextMoreItems.MenuItems.Clear();
foreach (GVTabBannerTab tab in HiddenTabs)
{
MenuItem mi = contextMoreItems.MenuItems.Add(tab.DisplayName);
mi.Tag = tab.TagName;
mi.Click += menuItemToolStripMenuItem_Click;
}
contextMoreItems.Show(this, new Point(e.X, e.Y));
}
else
{
SelectTab(selected.TagName);
}
}
else
{
p_md_indexTab = -1;
}
}
protected override void OnPaint(PaintEventArgs e)
{
float space = 3;
float padding = 8;
float currX = space;
float currY = 0;
float prevBarHeight = BarHeight;
Graphics g = e.Graphics;
CalculateTabWidths(space, padding, g);
SortTabsVisibility(padding);
currY = BarHeight;
for (int i = 0; i < DisplayedTabs.Count; i++)
{
GVTabBannerTab tab = DisplayedTabs[i];
if (tab.TagName.Equals(p_selectedTab))
{
g.FillRectangle(SystemBrushes.MenuHighlight, currX + space, 0, tab.Width - 2 * space, tab.Height);
g.DrawString(tab.DisplayName, SystemFonts.MenuFont, SystemBrushes.HighlightText, currX + space + padding, padding);
}
else
{
g.DrawString(tab.DisplayName, SystemFonts.MenuFont, SystemBrushes.MenuText, currX + space + padding, padding);
g.DrawLine(Pens.Black, currX, currY, currX + tab.Width, currY);
}
if ((trackedPoint.X >= currX && trackedPoint.X <= currX + tab.Width) ||
(tab.TagName.Equals(p_selectedTab)))
{
PointF[] points = new PointF[] {
new PointF(currX, currY),
new PointF(currX + space, currY),
new PointF(currX + space, 0),
new PointF(currX + tab.Width - space, 0),
new PointF(currX + tab.Width - space, currY),
new PointF(currX + tab.Width, currY)
};
g.DrawLines(Pens.Black, points);
}
currX += tab.Width;
}
g.DrawLine(Pens.Black, currX, currY, this.Width, currY);
if (prevBarHeight != BarHeight)
{
gvControlContainer1.Location = new Point(0, (int)BarHeight + 1);
gvControlContainer1.Size = new Size(Width, Height - (int)BarHeight - 1);
}
base.OnPaint(e);
}
/// <summary>
/// Adds new tab to the list
/// </summary>
/// <param name="displayName"></param>
/// <param name="tagName"></param>
/// <returns></returns>
public GVTabBannerTab AddTab(string displayName, string tagName)
{
GVTabBannerTab newtab = new GVTabBannerTab();
newtab.DisplayName = displayName;
newtab.TagName = tagName;
listBox1.Items.Add(newtab);
return(newtab);
}
/// <summary>
/// Adds new tab to the list
/// </summary>
/// <param name="displayName"></param>
/// <param name="tagName"></param>
/// <returns></returns>
public GVTabBannerTab AddTab(string displayName, string tagName)
{
GVTabBannerTab newtab = new GVTabBannerTab();
newtab.DisplayName = displayName;
newtab.TagName = tagName;
Tabs.Add(newtab);
Invalidate();
return(newtab);
}
/// <summary>
/// Selects Tab as active
/// </summary>
/// <param name="tabTag"></param>
/// <returns></returns>
public bool SelectTab(string tabTag)
{
if (Controller != null && p_selectedTab != null)
{
Controller.ExecuteMessage(MsgTabWillHide, new GSString(p_selectedTab));
GVTabBannerTab tabBanner = FindTab(tabTag);
}
p_selectedTab = tabTag;
if (ExistsTag(tabTag))
{
if (Controller != null)
{
Controller.ExecuteMessage(MsgTabChanged, new GSString(tabTag));
}
Invalidate();
return(true);
}
return(false);
}
private void listBox1_MeasureItem(object sender, MeasureItemEventArgs e)
{
GVTabBannerTab tab = listBox1.Items[e.Index] as GVTabBannerTab;
if (tab == null)
{
return;
}
if (tab.Height < 0)
{
SizeF sf = e.Graphics.MeasureString(tab.DisplayName, SystemFonts.MenuFont);
tab.Width = sf.Width + 2 * padding + 2 * space;
tab.Height = sf.Height + 2 * space;
}
if (tab.TagName == null)
{
tab.Height += padding;
}
e.ItemHeight = (int)tab.Height;
}