116 lines
3.3 KiB
C#
116 lines
3.3 KiB
C#
using Avalonia;
|
|
using Avalonia.Controls;
|
|
using Avalonia.Controls.ApplicationLifetimes;
|
|
using Avalonia.Platform;
|
|
using LibationFileManager;
|
|
using System;
|
|
using System.Linq;
|
|
|
|
#nullable enable
|
|
namespace LibationAvalonia
|
|
{
|
|
public static class FormSaveExtension
|
|
{
|
|
static readonly WindowIcon? WindowIcon;
|
|
static FormSaveExtension()
|
|
{
|
|
WindowIcon = Application.Current?.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop && desktop.MainWindow?.Icon is WindowIcon icon
|
|
? icon
|
|
: null;
|
|
}
|
|
|
|
public static void SetLibationIcon(this Window form)
|
|
{
|
|
form.Icon = WindowIcon;
|
|
}
|
|
|
|
public static void RestoreSizeAndLocation(this Window form, Configuration config)
|
|
{
|
|
if (Design.IsDesignMode) return;
|
|
try
|
|
{
|
|
var savedState = config.GetNonString<FormSizeAndPosition?>(defaultValue: null, form.GetType().Name);
|
|
|
|
if (savedState is null)
|
|
return;
|
|
|
|
// too small -- something must have gone wrong. use defaults
|
|
if (savedState.Width < form.MinWidth || savedState.Height < form.MinHeight)
|
|
{
|
|
savedState.Width = (int)form.Width;
|
|
savedState.Height = (int)form.Height;
|
|
}
|
|
if (form.Screens.Primary is Screen primaryScreen)
|
|
{
|
|
// Fit to the current screen size in case the screen resolution changed since the size was last persisted
|
|
if (savedState.Width > primaryScreen.WorkingArea.Width)
|
|
savedState.Width = primaryScreen.WorkingArea.Width;
|
|
if (savedState.Height > primaryScreen.WorkingArea.Height)
|
|
savedState.Height = primaryScreen.WorkingArea.Height;
|
|
}
|
|
|
|
var rect = new PixelRect(savedState.X, savedState.Y, savedState.Width, savedState.Height);
|
|
|
|
form.Width = savedState.Width;
|
|
form.Height = savedState.Height;
|
|
|
|
// is proposed rect on a screen?
|
|
if (form.Screens.All.Any(screen => screen.WorkingArea.Contains(rect)))
|
|
{
|
|
form.WindowStartupLocation = WindowStartupLocation.Manual;
|
|
form.Position = new PixelPoint(savedState.X, savedState.Y);
|
|
}
|
|
else
|
|
{
|
|
form.WindowStartupLocation = WindowStartupLocation.CenterScreen;
|
|
}
|
|
|
|
// FINAL: for Maximized: start normal state, set size and location, THEN set max state
|
|
form.WindowState = savedState.IsMaximized ? WindowState.Maximized : WindowState.Normal;
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Serilog.Log.Logger.Error(ex, "Failed to save {form} size and location", form.GetType().Name);
|
|
}
|
|
}
|
|
public static void SaveSizeAndLocation(this Window form, Configuration config)
|
|
{
|
|
if (Design.IsDesignMode) return;
|
|
|
|
try
|
|
{
|
|
var saveState = new FormSizeAndPosition();
|
|
|
|
saveState.IsMaximized = form.WindowState == WindowState.Maximized;
|
|
|
|
// restore normal state to get real window size.
|
|
if (form.WindowState != WindowState.Normal)
|
|
{
|
|
form.WindowState = WindowState.Normal;
|
|
}
|
|
|
|
saveState.X = form.Position.X;
|
|
saveState.Y = form.Position.Y;
|
|
|
|
saveState.Width = (int)form.Bounds.Size.Width;
|
|
saveState.Height = (int)form.Bounds.Size.Height;
|
|
|
|
config.SetNonString(saveState, form.GetType().Name);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Serilog.Log.Logger.Error(ex, "Failed to save {form} size and location", form.GetType().Name);
|
|
}
|
|
}
|
|
|
|
private record FormSizeAndPosition
|
|
{
|
|
public int X;
|
|
public int Y;
|
|
public int Height;
|
|
public int Width;
|
|
public bool IsMaximized;
|
|
}
|
|
}
|
|
}
|