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Added navigation buttons

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This commit is contained in:
Jaex 2022-03-27 11:59:45 +03:00
parent 715e4951ed
commit d1a7d82b4f
1 changed files with 39 additions and 26 deletions
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65
ShareX.HelpersLib/Forms/ImageViewer.cs
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@ -39,9 +39,9 @@ public class ImageViewer : Form
public bool CanNavigate => Images != null && Images.Length > 1;
public bool CanNavigateLeft => CanNavigate && (SupportWrap || CurrentImageIndex > 0);
public bool CanNavigateRight => CanNavigate && (SupportWrap || CurrentImageIndex < Images.Length - 1);
public float NavigationAreaSize { get; set; } = 0.1f;
public string[] Images { get; private set; }
public int CurrentImageIndex { get; private set; }
public int NavigationButtonWidth { get; set; } = 80;
private ImageViewer(Image img)
{
@ -220,41 +220,32 @@ private void ImageViewer_Deactivate(object sender, EventArgs e)
Close();
}
private void pbPreview_MouseClick(object sender, MouseEventArgs e)
private void lblLeft_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
if (CanNavigateLeft && e.Location.X < ClientSize.Width * NavigationAreaSize)
{
NavigateImage(-1);
return;
}
else if (CanNavigateRight && e.Location.X > ClientSize.Width * (1 - NavigationAreaSize))
{
NavigateImage(1);
return;
}
NavigateImage(-1);
}
}
private void lblRight_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
NavigateImage(1);
}
}
private void pbPreview_MouseClick(object sender, MouseEventArgs e)
{
Close();
}
private void pbPreview_MouseMove(object sender, MouseEventArgs e)
{
lblStatus.Visible = !new Rectangle(lblStatus.Location, lblStatus.Size).Contains(e.Location);
if (CanNavigateLeft && e.Location.X < ClientSize.Width * NavigationAreaSize)
{
Cursor = Cursors.PanWest;
}
else if (CanNavigateRight && e.Location.X > ClientSize.Width * (1 - NavigationAreaSize))
{
Cursor = Cursors.PanEast;
}
else
{
Cursor = Cursors.Hand;
}
lblLeft.Visible = CanNavigateLeft && new Rectangle(lblLeft.Location, lblLeft.Size).Contains(e.Location);
lblRight.Visible = CanNavigateRight && new Rectangle(lblRight.Location, lblRight.Size).Contains(e.Location);
}
private void pbPreview_MouseWheel(object sender, MouseEventArgs e)
@ -323,6 +314,8 @@ private void InitializeComponent()
{
pbPreview = new MyPictureBox();
lblStatus = new Label();
lblLeft = new Label();
lblRight = new Label();
SuspendLayout();
BackColor = SystemColors.Window;
@ -338,10 +331,28 @@ private void InitializeComponent()
lblStatus.AutoSize = true;
lblStatus.Font = new Font("Arial", 13f);
lblStatus.Padding = new Padding(5);
lblStatus.Padding = new Padding(6);
lblStatus.TextAlign = ContentAlignment.MiddleCenter;
Controls.Add(lblStatus);
lblLeft.Cursor = Cursors.Hand;
lblLeft.Font = new Font("Arial", 50f, FontStyle.Bold);
lblLeft.Location = new Point(0, 0);
lblLeft.Text = "‹";
lblLeft.TextAlign = ContentAlignment.MiddleCenter;
lblLeft.Size = new Size(NavigationButtonWidth, Bounds.Height);
lblLeft.MouseDown += lblLeft_MouseDown;
Controls.Add(lblLeft);
lblRight.Cursor = Cursors.Hand;
lblRight.Font = new Font("Arial", 50f, FontStyle.Bold);
lblRight.Location = new Point(Bounds.Width - NavigationButtonWidth, 0);
lblRight.Text = "›";
lblRight.TextAlign = ContentAlignment.MiddleCenter;
lblRight.Size = new Size(NavigationButtonWidth, Bounds.Height);
lblRight.MouseDown += lblRight_MouseDown;
Controls.Add(lblRight);
pbPreview.Dock = DockStyle.Fill;
pbPreview.DrawCheckeredBackground = true;
pbPreview.Location = new Point(0, 0);
@ -363,6 +374,8 @@ private void InitializeComponent()
private MyPictureBox pbPreview;
private Label lblStatus;
private Label lblLeft;
private Label lblRight;
#endregion Windows Form Designer generated code
}