/// <summary>
/// 判断是否执行鼠标的单击操作
/// </summary>
/// <param wParam="IntPtr">鼠标键值</param>
/// <param lParam="IntPtr">指针</param>
private IntPtr MouseHookProc(int nCode, IntPtr wParam, IntPtr lParam)
{
EventHandler <MouseExEventArgs> handler = this.Events[EventMouseActivity] as EventHandler <MouseExEventArgs>;
if ((nCode >= 0) && (handler != null))
{
MouseLLHookStruct mouseHookStruct = (MouseLLHookStruct)Marshal.PtrToStructure(lParam, typeof(MouseLLHookStruct)); //定义鼠示托管对象
MouseButtons button = MouseButtons.None; //实例化MouseButtons类，用于记录鼠标曾按下的数量
short mouseDelta = 0;
switch ((int)wParam) //鼠标的键值
{
case WM_LBUTTONDOWN: //鼠标左键
button = MouseButtons.Left; //记录鼠标左键的单击次数
break;
case WM_RBUTTONDOWN: //鼠标右键
button = MouseButtons.Right; //记录鼠标右键的单击次数
break;
case WM_MOUSEWHEEL: //鼠标中键
mouseDelta = unchecked ((short)((mouseHookStruct.mouseData >> 16) & 0xffff)); //获取鼠标中键的键值
break;
}
//实例化MouseExEventArgs类
MouseExEventArgs e = new MouseExEventArgs(button, 0, mouseHookStruct.pt.x, mouseHookStruct.pt.y, mouseDelta, mouseHookStruct.flags);
handler(this, e); //处理事件
}
return(CallNextHookEx(hMouseHook, nCode, wParam, lParam)); //调用下一个勾子过程
}
private IntPtr MouseHookProc(int nCode, IntPtr wParam, IntPtr lParam)
{
// if ok and someone listens to our events
EventHandler <MouseExEventArgs> handler = this.Events[EventMouseActivity] as EventHandler <MouseExEventArgs>;
if ((nCode >= 0) && (handler != null))
{
//Marshall the data from callback.
MouseLLHookStruct mouseHookStruct = (MouseLLHookStruct)Marshal.PtrToStructure(lParam, typeof(MouseLLHookStruct));
//detect button clicked
MouseButtons button = MouseButtons.None;
short mouseDelta = 0;
switch ((int)wParam)
{
case WM_LBUTTONDOWN:
// case WM_LBUTTONUP:
// case WM_LBUTTONDBLCLK:
button = MouseButtons.Left;
break;
case WM_RBUTTONDOWN:
// case WM_RBUTTONUP:
// case WM_RBUTTONDBLCLK:
button = MouseButtons.Right;
break;
case WM_MOUSEWHEEL:
// If the message is WM_MOUSEWHEEL, the high-order word of mouseData member is the wheel delta.
// One wheel click is defined as WHEEL_DELTA, which is 120.
// (value >> 16) & 0xffff; retrieves the high-order word from the given 32-bit value
mouseDelta = unchecked ((short)((mouseHookStruct.mouseData >> 16) & 0xffff));
//TODO: X BUTTONS (I havent them so was unable to test)
//If the message is WM_XBUTTONDOWN, WM_XBUTTONUP, WM_XBUTTONDBLCLK, WM_NCXBUTTONDOWN, WM_NCXBUTTONUP,
//or WM_NCXBUTTONDBLCLK, the high-order word specifies which X button was pressed or released,
//and the low-order word is reserved. This value can be one or more of the following values.
//Otherwise, mouseData is not used.
break;
}
//double clicks
int clickCount = 0;
if (button != MouseButtons.None)
{
if ((int)wParam == WM_LBUTTONDBLCLK || (int)wParam == WM_RBUTTONDBLCLK)
{
clickCount = 2;
}
else
{
clickCount = 1;
}
}
//generate event
MouseExEventArgs e = new MouseExEventArgs(
button,
clickCount,
mouseHookStruct.pt.x,
mouseHookStruct.pt.y,
mouseDelta,
mouseHookStruct.flags
);
//raise it
handler(this, e);
}
//call next hook
return(CallNextHookEx(hMouseHook, nCode, wParam, lParam));
}
private IntPtr MouseHookProc(int nCode, IntPtr wParam, IntPtr lParam)
{
// if ok and someone listens to our events
EventHandler<MouseExEventArgs> handler = this.Events[EventMouseActivity] as EventHandler<MouseExEventArgs>;
if ((nCode >= 0) && (handler != null)) {
//Marshall the data from callback.
MouseLLHookStruct mouseHookStruct = (MouseLLHookStruct)Marshal.PtrToStructure(lParam, typeof(MouseLLHookStruct));
//detect button clicked
MouseButtons button = MouseButtons.None;
short mouseDelta = 0;
switch ((int)wParam) {
case WM_LBUTTONDOWN:
// case WM_LBUTTONUP:
// case WM_LBUTTONDBLCLK:
button = MouseButtons.Left;
break;
case WM_RBUTTONDOWN:
// case WM_RBUTTONUP:
// case WM_RBUTTONDBLCLK:
button = MouseButtons.Right;
break;
case WM_MOUSEWHEEL:
// If the message is WM_MOUSEWHEEL, the high-order word of mouseData member is the wheel delta.
// One wheel click is defined as WHEEL_DELTA, which is 120.
// (value >> 16) & 0xffff; retrieves the high-order word from the given 32-bit value
mouseDelta = unchecked((short)((mouseHookStruct.mouseData >> 16) & 0xffff));
//TODO: X BUTTONS (I havent them so was unable to test)
//If the message is WM_XBUTTONDOWN, WM_XBUTTONUP, WM_XBUTTONDBLCLK, WM_NCXBUTTONDOWN, WM_NCXBUTTONUP,
//or WM_NCXBUTTONDBLCLK, the high-order word specifies which X button was pressed or released,
//and the low-order word is reserved. This value can be one or more of the following values.
//Otherwise, mouseData is not used.
break;
}
//double clicks
int clickCount = 0;
if (button != MouseButtons.None)
if ((int)wParam == WM_LBUTTONDBLCLK || (int)wParam == WM_RBUTTONDBLCLK)
clickCount = 2;
else
clickCount = 1;
//generate event
MouseExEventArgs e = new MouseExEventArgs(
button,
clickCount,
mouseHookStruct.pt.x,
mouseHookStruct.pt.y,
mouseDelta,
mouseHookStruct.flags
);
//raise it
handler(this, e);
}
//call next hook
return CallNextHookEx(hMouseHook, nCode, wParam, lParam);
}
