114 lines
2.2 KiB
C++
114 lines
2.2 KiB
C++
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//-----------------------------------------------------------------------------
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// File: viewselwnd.cpp
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//
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// Desc: Implements CViewSelWnd class (derived from CFlexWnd). CViewSelWnd
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// is used by the page object when a device has more than one view.
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// CViewSelWnd displays one thumbnail for each view. The user can then
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// select which view he/she wants to see with the mouse.
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//
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// Copyright (C) 1999-2000 Microsoft Corporation. All Rights Reserved.
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//-----------------------------------------------------------------------------
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#include "common.hpp"
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CViewSelWnd::CViewSelWnd() :
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m_pUI(NULL), m_nOver(-1)
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{
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}
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CViewSelWnd::~CViewSelWnd()
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{
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}
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BOOL CViewSelWnd::Go(HWND hParent, int left, int bottom, CDeviceUI *pUI)
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{
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if (pUI == NULL)
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{
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assert(0);
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return FALSE;
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}
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m_pUI = pUI;
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int w = 2 + g_sizeThumb.cx * pUI->GetNumViews();
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int h = 2 + g_sizeThumb.cy;
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RECT rect = {left, bottom - h, left + w, bottom};
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if (!Create(hParent, rect, FALSE))
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return FALSE;
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assert(m_hWnd);
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if (!m_hWnd)
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return FALSE;
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SetWindowPos(m_hWnd, HWND_TOP, 0, 0, 0, 0,
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SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW);
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SetCapture();
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return TRUE;
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}
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void CViewSelWnd::OnPaint(HDC hDC)
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{
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for (int i = 0; i < m_pUI->GetNumViews(); i++)
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{
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CBitmap *pbm = m_pUI->GetViewThumbnail(i, i == m_nOver);
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if (pbm != NULL)
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pbm->Draw(hDC, i * g_sizeThumb.cx + 1, 1);
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}
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CPaintHelper ph(m_pUI->m_uig, hDC);
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ph.SetPen(UIP_VIEWSELGRID);
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RECT rect;
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GetClientRect(&rect);
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ph.Rectangle(rect, UIR_OUTLINE);
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}
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void CViewSelWnd::OnMouseOver(POINT point, WPARAM fwKeys)
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{
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RECT rect;
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GetClientRect(&rect);
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InflateRect(&rect, -1, -1);
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if (PtInRect(&rect, point))
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m_nOver = point.x / g_sizeThumb.cx;
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else
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m_nOver = -1;
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Invalidate();
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}
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void CViewSelWnd::OnClick(POINT point, WPARAM fwKeys, BOOL bLeft)
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{
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if (!bLeft)
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return;
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OnMouseOver(point, fwKeys);
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if (m_nOver != -1)
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{
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DEVICEUINOTIFY uin;
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uin.msg = DEVUINM_SELVIEW;
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uin.from = DEVUINFROM_SELWND;
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uin.selview.nView = m_nOver;
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m_pUI->Notify(uin);
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}
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ReleaseCapture();
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Destroy();
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}
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LRESULT CViewSelWnd::WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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LRESULT lr = CFlexWnd::WndProc(hWnd, msg, wParam, lParam);
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switch (msg)
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{
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case WM_CAPTURECHANGED:
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Destroy();
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break;
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}
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return lr;
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}
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