114 lines
3.0 KiB
C#
114 lines
3.0 KiB
C#
using System.Drawing;
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using System.Linq;
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using System.Windows.Forms;
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using LibationFileManager;
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using Microsoft.EntityFrameworkCore.Query.SqlExpressions;
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namespace LibationWinForms
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{
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public static class FormSaveExtension
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{
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static readonly Icon libationIcon;
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static FormSaveExtension()
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{
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var resources = new System.ComponentModel.ComponentResourceManager(typeof(Form1));
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libationIcon = (Icon)resources.GetObject("$this.Icon");
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}
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public static void SetLibationIcon(this Form form)
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{
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form.Icon = libationIcon;
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}
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public static void RestoreSizeAndLocation(this Form form, Configuration config)
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{
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var savedState = config.GetNonString<FormSizeAndPosition>(defaultValue: null, form.Name);
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if (savedState is null)
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return;
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// too small -- something must have gone wrong. use defaults
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if (savedState.Width < 25 || savedState.Height < 25)
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{
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savedState.Width = form.Width;
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savedState.Height = form.Height;
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}
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// Fit to the current screen size in case the screen resolution changed since the size was last persisted
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if (savedState.Width > Screen.PrimaryScreen.WorkingArea.Width)
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savedState.Width = Screen.PrimaryScreen.WorkingArea.Width;
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if (savedState.Height > Screen.PrimaryScreen.WorkingArea.Height)
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savedState.Height = Screen.PrimaryScreen.WorkingArea.Height;
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var x = savedState.X;
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var y = savedState.Y;
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var rect = new Rectangle(x, y, savedState.Width, savedState.Height);
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if (savedState.IsMaximized)
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{
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//When a window is maximized, the client rectangle is not on a screen (y is negative).
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form.StartPosition = FormStartPosition.Manual;
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form.DesktopBounds = rect;
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// FINAL: for Maximized: start normal state, set size and location, THEN set max state
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form.WindowState = FormWindowState.Maximized;
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}
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else
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{
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// is proposed rect on a screen?
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if (Screen.AllScreens.Any(screen => screen.WorkingArea.Contains(rect)))
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{
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form.StartPosition = FormStartPosition.Manual;
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form.DesktopBounds = rect;
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}
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else
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{
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form.StartPosition = FormStartPosition.WindowsDefaultLocation;
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form.Size = rect.Size;
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}
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form.WindowState = FormWindowState.Normal;
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}
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}
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public static void SaveSizeAndLocation(this Form form, Configuration config)
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{
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Point location;
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Size size;
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var saveState = new FormSizeAndPosition();
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// save location and size if the state is normal
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if (form.WindowState == FormWindowState.Normal)
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{
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location = form.Location;
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size = form.Size;
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}
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else
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{
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// save the RestoreBounds if the form is minimized or maximized
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location = form.RestoreBounds.Location;
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size = form.RestoreBounds.Size;
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}
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saveState.X = location.X;
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saveState.Y = location.Y;
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saveState.Width = size.Width;
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saveState.Height = size.Height;
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saveState.IsMaximized = form.WindowState == FormWindowState.Maximized;
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config.SetNonString(saveState, form.Name);
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}
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}
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record FormSizeAndPosition
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{
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public int X;
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public int Y;
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public int Height;
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public int Width;
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public bool IsMaximized;
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}
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}
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