130 lines
3.2 KiB
C#
130 lines
3.2 KiB
C#
using System;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Runtime.Remoting.Contexts;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Input;
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using System.Windows.Interop;
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using WxOrder.Framework.Commons;
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using WxOrder.Framework.Commons.Dialogs;
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namespace WxOrder.Framework.Commons
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{
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/// <summary>
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/// DialogWindow.xaml 的交互逻辑
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/// </summary>
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public partial class DialogWindow : Window, IDialogWindow
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{
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private readonly Style dialogWindowStyle;
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private bool isConstructorSuccessful = false;
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private UserControl _content;
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public DialogWindow(Window owner = null)
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{
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InitializeComponent();
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Owner = owner ?? Application.Current.MainWindow;
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isConstructorSuccessful = true;
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dialogWindowStyle = (Style)TryFindResource("DialogWindowStyle");
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Loaded += DialogWindow_Loaded;
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}
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private void DialogWindow_Loaded(object sender, RoutedEventArgs e)
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{
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Loaded -= DialogWindow_Loaded;
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}
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protected override void OnContentChanged(object oldContent, object newContent)
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{
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this.Style = dialogWindowStyle;
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if (newContent is System.Windows.Controls.UserControl control)
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{
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_content = control;
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Setter widthSetter = this.Style.Setters.OfType<Setter>().FirstOrDefault(a => a.Property == WidthProperty);
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if (widthSetter == null)
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{
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if (double.IsNaN(control.Width))
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{
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this.Width = DialogWindowProperty.GetWidth(control);
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}
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else
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{
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this.Width = control.Width;
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control.Width = double.NaN;
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}
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}
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Setter heightSetter = this.Style.Setters.OfType<Setter>().FirstOrDefault(a => a.Property == HeightProperty);
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if (heightSetter == null)
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{
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if (double.IsNaN(control.Height))
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{
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this.Height = DialogWindowProperty.GetHeight(control);
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}
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else
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{
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this.Height = control.Height;
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control.Height = double.NaN;
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}
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}
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ResizeMode resizeExt = DialogWindowProperty.GetResizeMode(control);
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if (resizeExt != ResizeMode.CanResize)
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{
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this.ResizeMode = resizeExt;
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}
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WindowStyle wstyleExt = DialogWindowProperty.GetWindowStyle(control);
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if (wstyleExt != WindowStyle.SingleBorderWindow)
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{
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this.WindowStyle = wstyleExt;
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}
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}
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base.OnContentChanged(oldContent, newContent);
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}
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protected override void OnStyleChanged(Style oldStyle, Style newStyle)
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{
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if (newStyle.TargetType == typeof(Window))
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{
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if (isConstructorSuccessful)
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{
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//dialogWindowStyle.Merge(newStyle);
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}
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return;
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}
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base.OnStyleChanged(oldStyle, newStyle);
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}
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#region ShowMiniButton
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private const int GWL_STYLE = -16;
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private const int WS_MINIMIZEBOX = 0x00020000;
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public IDialogResult Result { get; set; }
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[DllImport("user32.dll")]
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private static extern int GetWindowLong(IntPtr hWnd, int nIndex);
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[DllImport("user32.dll")]
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private static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);
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protected override void OnSourceInitialized(EventArgs e)
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{
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base.OnSourceInitialized(e);
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var hwnd = new WindowInteropHelper(this).Handle;
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int style = GetWindowLong(hwnd, GWL_STYLE);
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style &= ~WS_MINIMIZEBOX;
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if (DialogWindowProperty.GetShowMinButton(this._content) == false)
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{
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SetWindowLong(hwnd, GWL_STYLE, style);
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}
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}
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#endregion
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}
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}
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