///<summary>Runs any time the control is invalidated.</summary>
protected override void OnPaint(System.Windows.Forms.PaintEventArgs e)
{
ODPaintTools paintToolboxCur = _paintToolboxDefault;
if (DesignMode)
{
e.Graphics.DrawRectangle(paintToolboxCur.PenOutline, 0, 0, Width - 1, Height - 1); //draw toolbar
StringFormat format = new StringFormat();
format.Alignment = StringAlignment.Center;
format.LineAlignment = StringAlignment.Center;
e.Graphics.DrawString(this.Name, Font, paintToolboxCur.BrushText, new Rectangle(0, 0, Width, Height), format);
return;
}
//OnPaint gets called a lot and the button collection can change while it is in the middle of drawing which can crash the program.
//It's easier to just swallow any exception random exception that occurs because OnPaint will most likely get fired again real soon.
//A better solution might be to surround Buttons with a read / write lock but that would be much more complicated than simply repainting.
ODException.SwallowAnyException(() => {
RecalculateButtonsizes(e.Graphics);
foreach (ODToolBarButton button in Buttons)
{
//check to see if bound are in the clipping rectangle
DrawButton(e.Graphics, button);
}
e.Graphics.DrawLine(paintToolboxCur.PenOutline, 0, Height - 1, Width - 1, Height - 1);
});
}
///<summary>Reloads brushes based on current theme.</summary>
private static void ReloadBrushes() {
_paintToolboxDefault=new ODPaintTools(DefaultForeColor);//(Usually Grey)
if(UseBlueTheme) {
_paintToolboxDefault=new ODPaintTools(DefaultForeColor,Color.FromArgb(255,255,255),Color.FromArgb(171,181,209));//(White and Blue)
}
_paintToolboxError=new ODPaintTools(DefaultForeColor,Color.FromArgb(255,192,192),Color.FromArgb(255,98,98));//Color.FromArgb(255,255,255),Color.FromArgb(255,98,98));//Color.FromArgb(255,192,192));//(Red)
}
///<summary>Reloads brushes based on current theme.</summary>
private static void ReloadBrushes()
{
_paintToolboxDefault = new ODPaintTools(DefaultForeColor); //(Usually Grey)
if (UseBlueTheme)
{
_paintToolboxDefault = new ODPaintTools(DefaultForeColor, Color.FromArgb(255, 255, 255), Color.FromArgb(171, 181, 209)); //(White and Blue)
}
_paintToolboxError = new ODPaintTools(DefaultForeColor, Color.FromArgb(255, 192, 192), Color.FromArgb(255, 98, 98)); //Color.FromArgb(255,255,255),Color.FromArgb(255,98,98));//Color.FromArgb(255,192,192));//(Red)
}
private void DrawButton(Graphics g, ODToolBarButton button)
{
const int dropDownWidth = 15; //The width of the dropdown rectangle where the triangle shows.
bool isNotify = (button.Style == ODToolBarButtonStyle.DropDownButton && !String.IsNullOrWhiteSpace(button.NotificationText)); //Notifies even when disabled.
ODPaintTools paintToolboxCur = _paintToolboxDefault;
if (button.IsRed)
{
paintToolboxCur = _paintToolboxError;
}
#region Separator
if (button.Style == ODToolBarButtonStyle.Separator)
{
//was 112,128,144
//medium stripe
g.DrawLine(new Pen(Color.FromArgb(190, 200, 210)), button.Bounds.Left, button.Bounds.Top + 1,
button.Bounds.Left, button.Bounds.Bottom - 2);
//dark stripe
g.DrawLine(new Pen(Color.FromArgb(130, 140, 160)), button.Bounds.Left + 1, button.Bounds.Top,
button.Bounds.Left + 1, button.Bounds.Bottom - 1);
//white stripe
g.DrawLine(new Pen(Color.FromArgb(255, 255, 255)), button.Bounds.Left + 2, button.Bounds.Top + 1,
button.Bounds.Left + 2, button.Bounds.Bottom - 2);
return;
}
#endregion
//draw background
if (!button.Enabled)
{
g.FillRectangle(paintToolboxCur.BrushMedium, button.Bounds);
}
else if (button.Style == ODToolBarButtonStyle.ToggleButton && button.Pushed)
{
g.FillRectangle(paintToolboxCur.BrushPushed, button.Bounds);
}
else if (button.Style == ODToolBarButtonStyle.Label || button.Style == ODToolBarButtonStyle.PageNav)
{
g.FillRectangle(paintToolboxCur.BrushMedium, button.Bounds);
}
else
{
switch (button.State)
{
case ToolBarButtonState.Normal: //Control is 224,223,227 (==Ryan. This is not always true. Control is 240,240,240 for me.)
g.FillRectangle(paintToolboxCur.BrushMedium, button.Bounds);
break;
case ToolBarButtonState.Hover: //this is lighter than control
g.FillRectangle(paintToolboxCur.BrushHover, button.Bounds);
break;
case ToolBarButtonState.Pressed: //slightly darker than control
g.FillRectangle(paintToolboxCur.BrushDark, button.Bounds);
break;
case ToolBarButtonState.DropPressed:
//left half looks like hover:
g.FillRectangle(paintToolboxCur.BrushHover
, new Rectangle(button.Bounds.X, button.Bounds.Y
, button.Bounds.Width - 15, button.Bounds.Height));
//right section looks like Pressed:
g.FillRectangle(paintToolboxCur.BrushDark
, new Rectangle(button.Bounds.X + button.Bounds.Width - 15, button.Bounds.Y
, 15, button.Bounds.Height));
break;
}
}
if (isNotify) //Override dropdown background to show notification color.
{
Rectangle rectDropDown = new Rectangle(button.Bounds.X + button.Bounds.Width - dropDownWidth, button.Bounds.Y, dropDownWidth, button.Bounds.Height);
g.FillRectangle(paintToolboxCur.BrushNotify, rectDropDown); //Fill the dropdown background area with the notification color.
}
//draw image and/or text
//Color textColor=ForeColor;
Rectangle textRect;
int textWidth = button.Bounds.Width;
if (button.Style == ODToolBarButtonStyle.DropDownButton)
{
textWidth -= 15;
}
//if(!button.Enabled){
// textColor=SystemColors.GrayText;
//}
if (imageList != null && button.ImageIndex != -1 && button.ImageIndex < imageList.Images.Count) //draw image and text
{
if (!button.Enabled)
{
System.Windows.Forms.ControlPaint.DrawImageDisabled(g, imageList.Images[button.ImageIndex]
, button.Bounds.X + 3, button.Bounds.Y + 1, SystemColors.Control);
textRect = new Rectangle(button.Bounds.X + imageList.ImageSize.Width + 3
, button.Bounds.Y, textWidth - imageList.ImageSize.Width - 3, button.Bounds.Height);
}
else if (button.State == ToolBarButtonState.Pressed) //draw slightly down and right
{
g.DrawImage(imageList.Images[button.ImageIndex], button.Bounds.X + 4, button.Bounds.Y + 2);
textRect = new Rectangle(button.Bounds.X + 1 + imageList.ImageSize.Width + 3
, button.Bounds.Y + 1, textWidth - imageList.ImageSize.Width - 3, button.Bounds.Height);
}
else
{
g.DrawImage(imageList.Images[button.ImageIndex], button.Bounds.X + 3, button.Bounds.Y + 1);
textRect = new Rectangle(button.Bounds.X + imageList.ImageSize.Width + 3
, button.Bounds.Y, textWidth - imageList.ImageSize.Width - 3, button.Bounds.Height);
}
}
else //only draw text
{
if (button.Style == ODToolBarButtonStyle.Label || button.Style == ODToolBarButtonStyle.PageNav)
{
textRect = new Rectangle(button.Bounds.X, button.Bounds.Y
, textWidth, button.Bounds.Height);
}
else if (button.State == ToolBarButtonState.Pressed) //draw slightly down and right
{
textRect = new Rectangle(button.Bounds.X + 1, button.Bounds.Y + 1
, textWidth, button.Bounds.Height);
}
else
{
textRect = new Rectangle(button.Bounds.X, button.Bounds.Y
, textWidth, button.Bounds.Height);
}
}
StringFormat format;
if (imageList != null && button.ImageIndex != -1) //if there is an image
//draw text very close to image
{
format = new StringFormat();
format.Alignment = StringAlignment.Near;
format.LineAlignment = StringAlignment.Center;
if (button.Enabled)
{
g.DrawString(button.Text, Font, paintToolboxCur.BrushTextFore, textRect, format);
}
else
{
g.DrawString(button.Text, Font, paintToolboxCur.BrushTextDisabled, textRect, format);
}
}
else
{
format = new StringFormat();
format.Alignment = StringAlignment.Center;
format.LineAlignment = StringAlignment.Center;
if (button.Enabled)
{
g.DrawString(button.Text, Font, paintToolboxCur.BrushTextFore, textRect, format);
//For page navigation buttons we ALWAYS show the text box so that users know they can type in the box to change pages.
if (button.Style == ODToolBarButtonStyle.PageNav)
{
//Because we do not display zeros to users (e.g. 001 / 135) and instead leave them off (e.g. 1 / 135) the width will be lopsided
//We need to draw each side of the page navigation (and pad a little) individually.
SizeF size = g.MeasureString("/", Font);
g.DrawString(button.PageValue.ToString(), Font, paintToolboxCur.BrushTextFore
, new Rectangle(textRect.Location, new Size((textRect.Width / 2) - (int)(size.Width / 2) - 2, textRect.Height))
, new StringFormat()
{
Alignment = StringAlignment.Far, LineAlignment = StringAlignment.Center
});
g.DrawString(button.PageMax.ToString(), Font, paintToolboxCur.BrushTextFore
, new Rectangle(new Point(textRect.X + (textRect.Width / 2) + (int)(size.Width / 2) + 2, textRect.Y)
, new Size((textRect.Width / 2) - (int)(size.Width / 2), textRect.Height))
, new StringFormat()
{
Alignment = StringAlignment.Near, LineAlignment = StringAlignment.Center
});
//Only add the text box for page navigation once.
//However, we need to add the text box here in the paint otherwise we don't know how large to make the text box.
if (textPageNav == null)
{
textPageNav = new ValidNum();
textPageNav.Size = new Size((button.Bounds.Width - 10) / 2, button.Bounds.Height);
textPageNav.KeyDown += TextPageNav_KeyDown;
textPageNav.MinVal = 1; //There is no such thing as 0 pages in a preview, always set min to 1.
textPageNav.RightToLeft = RightToLeft.Yes;
this.Controls.Add(textPageNav);
}
//Always recalculate the location of the button just in case someone changes the size of another button on the toolbar.
textPageNav.Location = new Point(button.Bounds.X + 1, button.Bounds.Y + 2);
//Nav text changes constantly so we need to update it when redrawing.
textPageNav.Text = button.PageValue.ToString();
if (button.PageMax != 0)
{
textPageNav.MaxVal = button.PageMax;
}
}
}
else
{
g.DrawString(button.Text, Font, paintToolboxCur.BrushTextDisabled, textRect, format);
}
}
//draw outline
//Pen penR=penMedium;//new Pen(Color.FromArgb(180,180,180));
if (!button.Enabled)
{
//no outline
g.DrawLine(paintToolboxCur.PenDivider, button.Bounds.Right - 1, button.Bounds.Top, button.Bounds.Right - 1, button.Bounds.Bottom - 1); //vertical line on the right side
}
else if (button.Style == ODToolBarButtonStyle.ToggleButton && button.Pushed)
{
g.DrawRectangle(paintToolboxCur.PenOutline, new Rectangle(button.Bounds.X, button.Bounds.Y
, button.Bounds.Width - 1, button.Bounds.Height - 1));
}
else if (button.Style == ODToolBarButtonStyle.Label || button.Style == ODToolBarButtonStyle.PageNav)
{
//no outline
g.DrawLine(paintToolboxCur.PenDivider, button.Bounds.Right - 1, button.Bounds.Top, button.Bounds.Right - 1, button.Bounds.Bottom - 1); //vertical line on the right side
}
else
{
switch (button.State)
{
case ToolBarButtonState.Normal:
//no outline
g.DrawLine(paintToolboxCur.PenDivider, button.Bounds.Right - 1, button.Bounds.Top, button.Bounds.Right - 1, button.Bounds.Bottom - 1);
break;
case ToolBarButtonState.Hover:
g.DrawRectangle(paintToolboxCur.PenOutline, new Rectangle(button.Bounds.X, button.Bounds.Y
, button.Bounds.Width - 1, button.Bounds.Height - 1));
break;
case ToolBarButtonState.Pressed:
g.DrawRectangle(paintToolboxCur.PenOutline, new Rectangle(button.Bounds.X, button.Bounds.Y
, button.Bounds.Width - 1, button.Bounds.Height - 1));
break;
case ToolBarButtonState.DropPressed:
g.DrawRectangle(paintToolboxCur.PenOutline, new Rectangle(button.Bounds.X, button.Bounds.Y
, button.Bounds.Width - 1, button.Bounds.Height - 1));
break;
}
}
if (button.Style == ODToolBarButtonStyle.DropDownButton)
{
int adjDown = 0; //The distance to push the triangle down to show the notification text.
if (isNotify)
{
adjDown = 6;
//Draw the notification text.
Size sizeText = TextRenderer.MeasureText(button.NotificationText, Font);
g.DrawString(button.NotificationText, Font, (button.Enabled?paintToolboxCur.BrushTextFore:paintToolboxCur.BrushTextDisabled),
button.Bounds.X + button.Bounds.Width + 1 - (dropDownWidth + sizeText.Width) / 2f, button.Bounds.Y + 2 + sizeText.Height / 2f, format);
}
Point[] triangle = new Point[3];
triangle[0] = new Point(button.Bounds.X + button.Bounds.Width - 11
, button.Bounds.Y + button.Bounds.Height / 2 - 2 + adjDown);
triangle[1] = new Point(button.Bounds.X + button.Bounds.Width - 4
, button.Bounds.Y + button.Bounds.Height / 2 - 2 + adjDown);
triangle[2] = new Point(button.Bounds.X + button.Bounds.Width - 8
, button.Bounds.Y + button.Bounds.Height / 2 + 2 + adjDown);
if (button.Enabled)
{
g.FillPolygon(paintToolboxCur.BrushTextFore, triangle);
}
else
{
g.FillPolygon(paintToolboxCur.BrushTextDisabled, triangle);
}
if (button.State != ToolBarButtonState.Normal && button.Enabled)
{
g.DrawLine(paintToolboxCur.PenOutline, button.Bounds.X + button.Bounds.Width - 15, button.Bounds.Y
, button.Bounds.X + button.Bounds.Width - 15, button.Bounds.Y + button.Bounds.Height);
}
}
}