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* Create a branch for USB experiments.

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svn path=/branches/usb-experiments/; revision=72629
This commit is contained in:
Amine Khaldi 2016-09-09 15:11:19 +00:00
parent 28d8ba0d3e
commit 0ee830d7a4
23049 changed files with 0 additions and 1313991 deletions
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116
base/applications/mspaint/scrollbox.cpp Normal file
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/*
* PROJECT: PAINT for ReactOS
* LICENSE: LGPL
* FILE: base/applications/mspaint/scrollbox.cpp
* PURPOSE: Functionality surrounding the scroll box window class
* PROGRAMMERS: Benedikt Freisen
*/
/* INCLUDES *********************************************************/
#include "precomp.h"
/* FUNCTIONS ********************************************************/
void
UpdateScrollbox()
{
RECT clientRectScrollbox;
RECT clientRectImageArea;
SCROLLINFO si;
scrollboxWindow.GetClientRect(&clientRectScrollbox);
imageArea.GetClientRect(&clientRectImageArea);
si.cbSize = sizeof(SCROLLINFO);
si.fMask = SIF_PAGE | SIF_RANGE;
si.nMax = clientRectImageArea.right + 6 - 1;
si.nMin = 0;
si.nPage = clientRectScrollbox.right;
scrollboxWindow.SetScrollInfo(SB_HORZ, &si);
scrollboxWindow.GetClientRect(&clientRectScrollbox);
si.nMax = clientRectImageArea.bottom + 6 - 1;
si.nPage = clientRectScrollbox.bottom;
scrollboxWindow.SetScrollInfo(SB_VERT, &si);
scrlClientWindow.MoveWindow(
-scrollboxWindow.GetScrollPos(SB_HORZ), -scrollboxWindow.GetScrollPos(SB_VERT),
max(clientRectImageArea.right + 6, clientRectScrollbox.right),
max(clientRectImageArea.bottom + 6, clientRectScrollbox.bottom), TRUE);
}
LRESULT CScrollboxWindow::OnSize(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
if (m_hWnd == scrollboxWindow.m_hWnd)
{
UpdateScrollbox();
}
return 0;
}
LRESULT CScrollboxWindow::OnHScroll(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
if (m_hWnd == scrollboxWindow.m_hWnd)
{
SCROLLINFO si;
si.cbSize = sizeof(SCROLLINFO);
si.fMask = SIF_ALL;
scrollboxWindow.GetScrollInfo(SB_HORZ, &si);
switch (LOWORD(wParam))
{
case SB_THUMBTRACK:
case SB_THUMBPOSITION:
si.nPos = HIWORD(wParam);
break;
case SB_LINELEFT:
si.nPos -= 5;
break;
case SB_LINERIGHT:
si.nPos += 5;
break;
case SB_PAGELEFT:
si.nPos -= si.nPage;
break;
case SB_PAGERIGHT:
si.nPos += si.nPage;
break;
}
scrollboxWindow.SetScrollInfo(SB_HORZ, &si);
scrlClientWindow.MoveWindow(-scrollboxWindow.GetScrollPos(SB_HORZ),
-scrollboxWindow.GetScrollPos(SB_VERT), imageModel.GetWidth() * toolsModel.GetZoom() / 1000 + 6,
imageModel.GetHeight() * toolsModel.GetZoom() / 1000 + 6, TRUE);
}
return 0;
}
LRESULT CScrollboxWindow::OnVScroll(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
if (m_hWnd == scrollboxWindow.m_hWnd)
{
SCROLLINFO si;
si.cbSize = sizeof(SCROLLINFO);
si.fMask = SIF_ALL;
scrollboxWindow.GetScrollInfo(SB_VERT, &si);
switch (LOWORD(wParam))
{
case SB_THUMBTRACK:
case SB_THUMBPOSITION:
si.nPos = HIWORD(wParam);
break;
case SB_LINEUP:
si.nPos -= 5;
break;
case SB_LINEDOWN:
si.nPos += 5;
break;
case SB_PAGEUP:
si.nPos -= si.nPage;
break;
case SB_PAGEDOWN:
si.nPos += si.nPage;
break;
}
scrollboxWindow.SetScrollInfo(SB_VERT, &si);
scrlClientWindow.MoveWindow(-scrollboxWindow.GetScrollPos(SB_HORZ),
-scrollboxWindow.GetScrollPos(SB_VERT), imageModel.GetWidth() * toolsModel.GetZoom() / 1000 + 6,
imageModel.GetHeight() * toolsModel.GetZoom() / 1000 + 6, TRUE);
}
return 0;
}