public ButtonBarButton(IButtonBarButton button)
{
this.button = button;
if (!button.Image.IsNull)
{
try {
SetImageFromResource(button.Image + ".png");
} catch {
Image = button.Image.GetImageSource(Xwt.IconSize.Medium);
}
}
VerticalContentAlignment = VerticalAlignment.Center;
ToolTip = button.Tooltip;
IsEnabled = button.Enabled;
Visibility = button.Visible ? Visibility.Visible : Visibility.Collapsed;
Margin = new Thickness(3, 0, 3, 0);
button.EnabledChanged += OnButtonEnabledChanged;
button.VisibleChanged += OnButtonVisibleChanged;
button.TooltipChanged += OnButtonTooltipChanged;
button.ImageChanged += OnButtonImageChanged;
Click += OnButtonClicked;
}
protected override bool OnButtonReleaseEvent(EventButton evnt)
{
if (State == StateType.Selected && pushedButton != null)
{
pushedButton.NotifyPushed();
}
State = StateType.Prelight;
leaveState = StateType.Normal;
pushedButton = null;
return(true);
}
protected override bool OnButtonPressEvent(EventButton evnt)
{
if (evnt.Button == 1)
{
pushedButton = VisibleButtons.FirstOrDefault(b => allocations [b].Contains(Allocation.X + (int)evnt.X, Allocation.Y + (int)evnt.Y));
if (pushedButton != null && pushedButton.Enabled)
{
State = StateType.Selected;
}
}
return(true);
}
void UpdateButton(IButtonBarButton button, int idx)
{
LoadIcon(button);
if (button.Enabled != IsEnabled(idx))
{
SetEnabled(button.Enabled, idx);
}
if (button.Tooltip != Cell.GetToolTip(idx))
{
Cell.SetToolTip(button.Tooltip, idx);
}
SetNeedsDisplay();
}
void LoadIcon(IButtonBarButton button)
{
if (!indexMap.ContainsKey(button))
{
return;
}
NSImage img;
if (button.Enabled)
{
img = ImageService.GetIcon(button.Image, Gtk.IconSize.Menu).ToNSImage();
}
else
{
img = ImageService.GetIcon(button.Image, Gtk.IconSize.Menu).WithStyles("disabled").ToNSImage();
}
SetImage(img, indexMap [button]);
}
public ButtonBarButton(IButtonBarButton button)
: base(button.Image.IsNull ? null : button.Image.GetStockIcon().WithSize(Xwt.IconSize.Medium))
{
this.button = button;
VerticalContentAlignment = VerticalAlignment.Center;
ToolTip = button.Tooltip;
IsEnabled = button.Enabled;
Visibility = button.Visible ? Visibility.Visible : Visibility.Collapsed;
Margin = new Thickness(3, 0, 3, 0);
button.EnabledChanged += OnButtonEnabledChanged;
button.VisibleChanged += OnButtonVisibleChanged;
button.TooltipChanged += OnButtonTooltipChanged;
button.ImageChanged += OnButtonImageChanged;
Click += OnButtonClicked;
}
void UpdateButton(IButtonBarButton button, int idx)
{
var img = ImageService.GetIcon(button.Image, Gtk.IconSize.Menu);
if (img.ToNSImage() != GetImage(idx))
{
SetImage(ImageService.GetIcon(button.Image, Gtk.IconSize.Menu).ToNSImage(), idx);
SetNeedsDisplay();
}
if (button.Enabled != IsEnabled(idx))
{
SetEnabled(button.Enabled, idx);
SetNeedsDisplay();
}
if (button.Tooltip != Cell.GetToolTip(idx))
{
Cell.SetToolTip(button.Tooltip, idx);
}
}
void UpdateButton(IButtonBarButton button, int idx)
{
LoadIcon(button);
if (button.Enabled != IsEnabled(idx))
{
SetEnabled(button.Enabled, idx);
}
if (button.Tooltip != Cell.GetToolTip(idx))
{
// SetToolTip is missing NullAllowed
// https://github.com/xamarin/xamarin-macios/issues/6044
Cell.SetToolTip(button.Tooltip ?? string.Empty, idx);
}
if (button.Title != GetLabel(idx))
{
SetLabel(button.Title, idx);
}
SetNeedsDisplay();
}
void LoadIcon(IButtonBarButton button)
{
if (!indexMap.ContainsKey(button))
{
return;
}
NSImage img;
if (button.Enabled)
{
img = ImageService.GetIcon(button.Image, Gtk.IconSize.Menu).ToNSImage();
}
else
{
img = ImageService.GetIcon(button.Image, Gtk.IconSize.Menu).WithStyles("disabled").ToNSImage();
}
SetImage(img, indexMap [button]);
// We need to set the width because if there is an image and a title set, then Cocoa uses the
// title to set the width, even if the title isn't shown. We need to set the title for accessibility.
SetWidth(ButtonBarContainer.SegmentWidth - 1, indexMap [button]);
}
protected override bool OnExposeEvent(EventExpose evnt)
{
ScaleImages(Allocation.Height);
using (var context = Gdk.CairoHelper.Create(evnt.Window)) {
double x = Allocation.X, y = Allocation.Y;
for (int i = 0; i < VisibleButtons.Length; i++)
{
bool nextIsSeparator = (i < VisibleButtons.Length - 1 && VisibleButtons[i + 1].IsSeparator) || i == VisibleButtons.Length - 1;
bool lastWasSeparator = (i > 0 && VisibleButtons[i - 1].IsSeparator) || i == 0;
IButtonBarButton button = VisibleButtons [i];
if (button.IsSeparator)
{
if (!lastWasSeparator)
{
x += SeparatorSpacing;
}
continue;
}
Xwt.Drawing.Image[] images = State == StateType.Selected && pushedButton == button ? btnPressed : btnNormal;
Xwt.Drawing.Image img = images [lastWasSeparator ? 0 : nextIsSeparator ? 2 : 1];
context.DrawImage(this, img, x, y);
allocations [button] = new Gdk.Rectangle((int)x, (int)y, (int)img.Width, (int)img.Height);
var icon = ImageService.GetIcon(button.Image, IconSize.Menu);
if (!Sensitive || !button.Enabled)
{
icon = icon.WithAlpha(0.4);
}
context.DrawImage(this, icon, Math.Truncate(x + (img.Width - icon.Width) / 2), Math.Truncate(y + (img.Height - icon.Height) / 2));
x += img.Width;
}
}
return(base.OnExposeEvent(evnt));
}
public ButtonBarButton (IButtonBarButton button)
: base (button.Image.IsNull ? null : button.Image.GetStockIcon().WithSize(Xwt.IconSize.Medium))
{
this.button = button;
VerticalContentAlignment = VerticalAlignment.Center;
ToolTip = button.Tooltip;
IsEnabled = button.Enabled;
Visibility = button.Visible ? Visibility.Visible : Visibility.Collapsed;
Margin = new Thickness(3, 0, 3, 0);
button.EnabledChanged += OnButtonEnabledChanged;
button.VisibleChanged += OnButtonVisibleChanged;
button.TooltipChanged += OnButtonTooltipChanged;
button.ImageChanged += OnButtonImageChanged;
Click += OnButtonClicked;
}
public ButtonBarButton (IButtonBarButton button)
{
this.button = button;
if (!button.Image.IsNull) {
try {
SetImageFromResource (button.Image + ".png");
} catch {
Image = button.Image.GetImageSource (Xwt.IconSize.Medium);
}
}
VerticalContentAlignment = VerticalAlignment.Center;
ToolTip = button.Tooltip;
IsEnabled = button.Enabled;
Visibility = button.Visible ? Visibility.Visible : Visibility.Collapsed;
Margin = new Thickness(3, 0, 3, 0);
button.EnabledChanged += OnButtonEnabledChanged;
button.VisibleChanged += OnButtonVisibleChanged;
button.TooltipChanged += OnButtonTooltipChanged;
button.ImageChanged += OnButtonImageChanged;
Click += OnButtonClicked;
}
void LoadIcon (IButtonBarButton button)
{
if (!indexMap.ContainsKey (button))
return;
NSImage img;
if (button.Enabled)
img = ImageService.GetIcon (button.Image, Gtk.IconSize.Menu).ToNSImage ();
else
img = ImageService.GetIcon (button.Image, Gtk.IconSize.Menu).WithStyles ("disabled").ToNSImage ();
SetImage (img, indexMap [button]);
}
void UpdateButton (IButtonBarButton button, int idx)
{
LoadIcon (button);
if (button.Enabled != IsEnabled (idx))
SetEnabled (button.Enabled, idx);
if (button.Tooltip != Cell.GetToolTip (idx))
Cell.SetToolTip (button.Tooltip, idx);
SetNeedsDisplay ();
}
protected override bool OnButtonReleaseEvent (EventButton evnt)
{
if (State == StateType.Selected && pushedButton != null) {
pushedButton.NotifyPushed ();
}
State = StateType.Prelight;
leaveState = StateType.Normal;
pushedButton = null;
return true;
}
protected override bool OnButtonPressEvent (EventButton evnt)
{
if (evnt.Button == 1) {
pushedButton = VisibleButtons.FirstOrDefault (b => allocations [b].Contains (Allocation.X + (int)evnt.X, Allocation.Y + (int)evnt.Y));
if (pushedButton != null && pushedButton.Enabled)
State = StateType.Selected;
}
return true;
}
void UpdateButton (IButtonBarButton button, int idx)
{
var img = ImageService.GetIcon (button.Image, Gtk.IconSize.Menu);
if (img.ToNSImage () != GetImage (idx)) {
SetImage (ImageService.GetIcon (button.Image, Gtk.IconSize.Menu).ToNSImage (), idx);
SetNeedsDisplay ();
}
if (button.Enabled != IsEnabled (idx)) {
SetEnabled (button.Enabled, idx);
SetNeedsDisplay ();
}
if (button.Tooltip != Cell.GetToolTip (idx))
Cell.SetToolTip (button.Tooltip, idx);
}
