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community/Ink Canvas/Helpers/IPPTLinkManager.cs
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using System;
namespace Ink_Canvas.Helpers
{
public interface IPPTLinkManager : IDisposable
{
event Action<object> SlideShowBegin;
event Action<object> SlideShowNextSlide;
event Action<object> SlideShowEnd;
event Action<object> PresentationOpen;
event Action<object> PresentationClose;
event Action<bool> PPTConnectionChanged;
event Action<bool> SlideShowStateChanged;
bool IsConnected { get; }
bool IsInSlideShow { get; }
bool IsSupportWPS { get; set; }
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bool SkipAnimationsWhenNavigating { get; set; }
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int SlidesCount { get; }
object PPTApplication { get; }
/// <summary>
/// 开始监视与 PowerPoint 的连接以及幻灯片放映相关状态,并在状态变化时触发对应事件。
/// </summary>
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void StartMonitoring();
/// <summary>
/// 停止监控 PowerPoint 的连接与事件,停止接收并处理与演示文稿和幻灯片放映相关的通知。
/// </summary>
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void StopMonitoring();
/// <summary>
/// 重新加载或重建与 PowerPoint 的连接。
/// </summary>
/// <remarks>
/// 调用后实现应刷新内部连接与状态,必要时重建与 PowerPoint 的会话;此操作可能导致 IsConnected 变化并触发 PPTConnectionChanged 或其他相关事件(例如 SlideShowStateChanged)。
/// </remarks>
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void ReloadConnection();
/// <summary>
/// 尝试启动当前演示文稿的放映模式。
/// </summary>
/// <returns><c>true</c> 如果放映已成功启动,<c>false</c> 否则。</returns>
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bool TryStartSlideShow();
/// <summary>
/// 尝试结束当前正在进行的幻灯片放映。
/// </summary>
/// <returns><c>true</c> 如果放映已成功结束,<c>false</c> 否则。</returns>
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bool TryEndSlideShow();
// 导航控制
bool TryNavigateToSlide(int slideNumber);
bool TryNavigateNext();
bool TryNavigatePrevious();
// 查询
int GetCurrentSlideNumber();
string GetPresentationName();
bool TryShowSlideNavigation();
object GetCurrentActivePresentation();
}
}