SimpleRemoter/server/2015Remote/ToolbarDlg.cpp

#include "stdafx.h"
#include "ToolbarDlg.h"
#include "2015RemoteDlg.h"
#include <ScreenSpyDlg.h>

IMPLEMENT_DYNAMIC(CToolbarDlg, CDialogEx)

CToolbarDlg::CToolbarDlg(CWnd* pParent)
    : CDialogEx(IDD_TOOLBAR_DLG, pParent)
{
}

CToolbarDlg::~CToolbarDlg()
{
}

void CToolbarDlg::DoDataExchange(CDataExchange* pDX)
{
    CDialogEx::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CToolbarDlg, CDialogEx)
    ON_BN_CLICKED(IDC_BTN_EXIT_FULLSCREEN, &CToolbarDlg::OnBnClickedExitFullscreen)
    ON_BN_CLICKED(CONTROL_BTN_ID, &CToolbarDlg::OnBnClickedCtrl)
    ON_BN_CLICKED(IDC_BTN_MINIMIZE, &CToolbarDlg::OnBnClickedMinimize)
    ON_BN_CLICKED(IDC_BTN_CLOSE, &CToolbarDlg::OnBnClickedClose)
    ON_WM_ERASEBKGND()
END_MESSAGE_MAP()

void CToolbarDlg::CheckMousePosition()
{
    CPoint pt;
    GetCursorPos(&pt);

    int cxScreen = GetSystemMetrics(SM_CXSCREEN);

    // 计算按钮群的总宽度 (4个按钮 + 间距)
    int totalWidth = 80 * 4 + 10 * 3;
    int leftBound = (cxScreen - totalWidth) / 2;
    int rightBound = (cxScreen + totalWidth) / 2;

    // 只有在按钮对应的横向范围内从下往上扫到顶端才弹出
    if (pt.y <= 2 && pt.x >= leftBound && pt.x <= rightBound) {
        if (!m_bVisible) SlideIn();
    }
    // 鼠标离开工具栏范围（或者在工具栏左右两侧）时隐藏
    else if (pt.y > m_nHeight + 10 || pt.x < leftBound - 50 || pt.x > rightBound + 50) {
        if (m_bVisible) SlideOut();
    }
}

void CToolbarDlg::SlideIn()
{
    if (m_bVisible) return;
    m_bVisible = true;

    // 获取屏幕宽度，确保位置正确
    int cx = GetSystemMetrics(SM_CXSCREEN);

    // 动画：从 -m_nHeight 移动到 0
    // 步进加大（10像素），等待时间极短（10-15ms）
    for (int i = -m_nHeight; i <= 0; i += 10) {
        // 使用 SWP_NOACTIVATE 极其重要，防止夺取焦点导致的界面闪烁
        SetWindowPos(&wndTopMost, 0, i, cx, m_nHeight, SWP_SHOWWINDOW | SWP_NOACTIVATE);

        // 强制窗口立即重绘按钮，否则背景会是一片漆黑直到动画结束
        UpdateWindow();

        Sleep(10); // 10ms 是人眼感知的流畅极限
    }

    // 确保最终位置精准在 0
    SetWindowPos(&wndTopMost, 0, 0, cx, m_nHeight, SWP_NOACTIVATE);
}

void CToolbarDlg::SlideOut()
{
    int cx = GetSystemMetrics(SM_CXSCREEN);
    for (int y = 0; y >= -m_nHeight; y -= 8) {
        SetWindowPos(&wndTopMost, 0, y, cx, m_nHeight, SWP_NOACTIVATE);
        Sleep(50);
    }
    ShowWindow(SW_HIDE);
    m_bVisible = false;
}

void CToolbarDlg::OnBnClickedExitFullscreen()
{
    // 通知父窗口退出全屏
    GetParent()->PostMessage(WM_COMMAND, ID_EXIT_FULLSCREEN, 0);
}

void CToolbarDlg::OnBnClickedCtrl()
{
    CScreenSpyDlg* pParent = (CScreenSpyDlg*)GetParent();
    pParent->m_bIsCtrl = !pParent->m_bIsCtrl;
    pParent->UpdateCtrlStatus(pParent->m_bIsCtrl);
    GetDlgItem(CONTROL_BTN_ID)->SetWindowTextA(pParent->m_bIsCtrl ? "暂停控制" : "控制屏幕");
}

void CToolbarDlg::OnBnClickedClose()
{
    GetParent()->PostMessage(WM_CLOSE);
}

BOOL CToolbarDlg::OnInitDialog()
{
    CDialogEx::OnInitDialog();

    // 1. 设置分层窗口样式
    ModifyStyleEx(0, WS_EX_LAYERED);

    // 2. 关键设置：使用 LWA_COLORKEY 和 LWA_ALPHA 混合
    // RGB(255, 0, 255) 是品红色，我们将它定义为“透明色”
    // 255 代表按钮部分完全不透明（如果你想要按钮也半透明，可以改成 150-200）
    SetLayeredWindowAttributes(RGB(255, 0, 255), 255, LWA_COLORKEY | LWA_ALPHA);

    // --- 按钮布局代码 (保持不变) ---
    int cx = GetSystemMetrics(SM_CXSCREEN);
    int btnWidth = 80;
    int btnHeight = 28;
    int btnSpacing = 10;
    int totalWidth = btnWidth * 4 + btnSpacing * 3;
    int startX = (cx - totalWidth) / 2;
    int y = (m_nHeight - btnHeight) / 2;

    GetDlgItem(IDC_BTN_EXIT_FULLSCREEN)->SetWindowPos(NULL, startX, y, btnWidth, btnHeight, SWP_NOZORDER);

    int nextX = startX + btnWidth + btnSpacing;
    GetDlgItem(CONTROL_BTN_ID)->SetWindowPos(NULL, nextX, y, btnWidth, btnHeight, SWP_NOZORDER);

    nextX += btnWidth + btnSpacing;
    GetDlgItem(IDC_BTN_MINIMIZE)->SetWindowPos(NULL, nextX, y, btnWidth, btnHeight, SWP_NOZORDER); // 放置最小化按钮

    nextX += btnWidth + btnSpacing;
    GetDlgItem(IDC_BTN_CLOSE)->SetWindowPos(NULL, nextX, y, btnWidth, btnHeight, SWP_NOZORDER);

    // 设置控制按钮文本
    CScreenSpyDlg* pParent = (CScreenSpyDlg*)GetParent();
    GetDlgItem(CONTROL_BTN_ID)->SetWindowTextA(pParent->m_bIsCtrl ? "暂停控制" : "控制屏幕");

    return TRUE;
}

void CToolbarDlg::OnBnClickedMinimize()
{
    // 隐藏工具栏自身并最小化父窗口
    ShowWindow(SW_HIDE);
    m_bVisible = false;
    GetParent()->ShowWindow(SW_MINIMIZE);
}

BOOL CToolbarDlg::OnEraseBkgnd(CDC* pDC)
{
    CRect rect;
    GetClientRect(&rect);
    // 使用我们在 SetLayeredWindowAttributes 中定义的颜色填充背景
    pDC->FillSolidRect(rect, RGB(255, 0, 255));
    return TRUE;
}