using ComPDFKit.NativeMethod;
using ComPDFKitViewer.PdfViewer;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
namespace compdfkit_tools.PDFControlUI
{
///
/// pdfpageturning.xaml 的交互逻辑
///
public partial class CPDFPageTurningUI : UserControl, INotifyPropertyChanged
{
public Key EnsureKey { get; set; }
///
/// 跳转指定页事件
///
public event EventHandler GoToSpecificPageEvent;
///
/// 跳转下一页事件
///
public event EventHandler GoToNextPageEvent;
///
/// 跳转上一页事件
///
public event EventHandler GoToPreviousPageEvent;
///
/// 跳转首页
///
public event EventHandler GoToFirstPageEvent;
///
/// 跳转末页
///
public event EventHandler GotoLastPageEvent;
///
/// 当前页码
///
private int _pageIndex = 1;
public int PageIndex
{
get { return _pageIndex; }
set
{
if (_pageIndex != value)
{
_pageIndex = value;
OnPropertyChanged(nameof(PageIndex));
}
}
}
public CPDFPageTurningUI()
{
InitializeComponent();
DataContext = this;
}
///
/// 回车跳转指定页
///
///
///
private void PageIndexTexBox_KeyDown(object sender, KeyEventArgs e)
{
if (e.Key == EnsureKey)
{
GoToSpecificPageEvent?.Invoke(sender, PageIndex);
}
}
private void GoToPreviousPageButton_Click(object sender, RoutedEventArgs e)
{
GoToPreviousPageEvent?.Invoke(sender, e);
}
private void GoToNextPageButton_Click(object sender, RoutedEventArgs e)
{
GoToNextPageEvent?.Invoke(sender, e);
}
public event PropertyChangedEventHandler PropertyChanged;
protected void OnPropertyChanged(string propertyName)
{
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
}
}