/// <summary>
/// Apply theme / language
/// </summary>
internal void UpdateUI()
{
// Apply current theme ------------------------------------------------------
OnDpiChanged();
SetColors(Configs.Theme);
// Remove white line under tool strip
toolPageNav.Renderer = new UI.Renderers.ToolStripRenderer(Configs.Theme.ToolbarBackgroundColor, Configs.Theme.TextInfoColor);
toolPageNav.BackgroundImage = Configs.Theme.ToolbarBackgroundImage.Image;
toolPageNav.BackColor = Configs.Theme.ToolbarBackgroundColor;
toolPageNav.Alignment = ToolbarAlignment.CENTER;
// Overflow button and Overflow dropdown
toolPageNav.OverflowButton.DropDown.BackColor = Configs.Theme.ToolbarBackgroundColor;
toolPageNav.OverflowButton.AutoSize = false;
toolPageNav.OverflowButton.Padding = new Padding(DPIScaling.Transform(10));
lblFormTitle.Text = Configs.Language.Items[$"{nameof(frmMain)}.mnuMainPageNav"];
btnNextPage.ToolTipText = Configs.Language.Items[$"{nameof(frmMain)}.mnuMainNextPage"];
btnPreviousPage.ToolTipText = Configs.Language.Items[$"{nameof(frmMain)}.mnuMainPrevPage"];
btnFirstPage.ToolTipText = Configs.Language.Items[$"{nameof(frmMain)}.mnuMainFirstPage"];
btnLastPage.ToolTipText = Configs.Language.Items[$"{nameof(frmMain)}.mnuMainLastPage"];
btnSnapTo.FlatAppearance.MouseOverBackColor = Theme.LightenColor(Configs.Theme.BackgroundColor, 0.1f);
btnSnapTo.FlatAppearance.MouseDownBackColor = Theme.DarkenColor(Configs.Theme.BackgroundColor, 0.1f);
}
protected override void OnRenderArrow(ToolStripArrowRenderEventArgs e)
{
var textColor = e.Item.Selected ? theme.MenuTextHoverColor : theme.MenuTextColor;
if (!e.Item.Enabled)
{
if (theme.MenuBackgroundColor.GetBrightness() > 0.5) //light background color
{
textColor = Theme.DarkenColor(theme.MenuBackgroundColor, 0.5f);
}
else //dark background color
{
textColor = Theme.LightenColor(theme.MenuBackgroundColor, 0.5f);
}
}
using var pen = new Pen(textColor, DPIScaling.Transform <float>(1));
e.Graphics.SmoothingMode = SmoothingMode.HighQuality;
e.Graphics.DrawLine(pen,
e.Item.Width - (5 * e.Item.Height / 8),
3 * e.Item.Height / 8,
e.Item.Width - (4 * e.Item.Height / 8),
e.Item.Height / 2);
e.Graphics.DrawLine(pen,
e.Item.Width - (4 * e.Item.Height / 8),
e.Item.Height / 2,
e.Item.Width - (5 * e.Item.Height / 8),
5 * e.Item.Height / 8);
// Render ShortcutKeyDisplayString for menu item with dropdown
if (e.Item is ToolStripMenuItem)
{
var mnu = e.Item as ToolStripMenuItem;
if (!string.IsNullOrWhiteSpace(mnu.ShortcutKeyDisplayString))
{
var shortcutSize = e.Graphics.MeasureString(mnu.ShortcutKeyDisplayString, mnu.Font);
var shortcutRect = new RectangleF(e.ArrowRectangle.X - shortcutSize.Width - DPIScaling.Transform <float>(13),
e.Item.Height / 2 - shortcutSize.Height / 2,
shortcutSize.Width,
shortcutSize.Height);
e.Graphics.DrawString(mnu.ShortcutKeyDisplayString,
e.Item.Font,
new SolidBrush(textColor),
shortcutRect);
}
}
}
protected override void OnRenderItemCheck(ToolStripItemImageRenderEventArgs e)
{
var textColor = e.Item.Selected ? theme.MenuTextHoverColor : theme.MenuTextColor;
using var pen = new Pen(textColor, DPIScaling.Transform <float>(2));
e.Graphics.DrawLine(pen,
(2 * e.Item.Height / 10) + 1,
e.Item.Height / 2,
(4 * e.Item.Height / 10) + 1,
7 * e.Item.Height / 10);
e.Graphics.DrawLine(pen,
4 * e.Item.Height / 10,
7 * e.Item.Height / 10,
8 * e.Item.Height / 10,
3 * e.Item.Height / 10);
}
protected override void OnRenderArrow(ToolStripArrowRenderEventArgs e)
{
var textColor = e.Item.Selected ? theme.MenuTextHoverColor : theme.MenuTextColor;
using var pen = new Pen(textColor, DPIScaling.Transform <float>(1));
e.Graphics.DrawLine(pen,
e.Item.Width - (5 * e.Item.Height / 8),
3 * e.Item.Height / 8,
e.Item.Width - (4 * e.Item.Height / 8),
e.Item.Height / 2);
e.Graphics.DrawLine(pen,
e.Item.Width - (4 * e.Item.Height / 8),
e.Item.Height / 2,
e.Item.Width - (5 * e.Item.Height / 8),
5 * e.Item.Height / 8);
// Render ShortcutKeyDisplayString for menu item with dropdown
if (e.Item is ToolStripMenuItem)
{
var mnu = e.Item as ToolStripMenuItem;
if (!string.IsNullOrWhiteSpace(mnu.ShortcutKeyDisplayString))
{
var shortcutSize = e.Graphics.MeasureString(mnu.ShortcutKeyDisplayString, mnu.Font);
var shortcutRect = new RectangleF(e.ArrowRectangle.X - shortcutSize.Width - DPIScaling.Transform <float>(13),
e.Item.Height / 2 - shortcutSize.Height / 2,
shortcutSize.Width,
shortcutSize.Height);
e.Graphics.DrawString(mnu.ShortcutKeyDisplayString,
e.Item.Font,
new SolidBrush(textColor),
shortcutRect);
}
}
}