219 lines
6.9 KiB
C++
219 lines
6.9 KiB
C++
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#include "main.h"
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#include "listskin.h"
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#include "scrollwnd.h"
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#include "../nu/CCVersion.h"
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#ifndef LVS_EX_DOUBLEBUFFER //this will work XP only
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#define LVS_EX_DOUBLEBUFFER 0x00010000
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#endif
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COLORREF Blender(COLORREF fg, COLORREF bg){
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return RGB((GetRValue(fg)+GetRValue(bg))/2,(GetGValue(fg)+GetGValue(bg))/2,(GetBValue(fg)+GetBValue(bg))/2);
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}
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//listview's wndproc
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static INT_PTR CALLBACK wndproc(HWND hwndDlg, UINT uMsg, WPARAM wParam,LPARAM lParam)
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{
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ListSkin *ls=(ListSkin *)(LONG_PTR)GetWindowLongPtr(hwndDlg,GWLP_USERDATA);
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INT_PTR r=handleListViewHeaderMsgs(hwndDlg,
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ls->m_headerwnd,
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ls->m_listwnd,
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uMsg,
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wParam,
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lParam,
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ls->sortShow,
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ls->sortAscending,
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ls->sortIndex);
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if(r) return r;
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if (uMsg == WM_ENABLE)
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{
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// custom handling of this allows us to handle disabled listview controls correctly
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// so we don't have the part skinned / part OS colouring which happened before
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InvalidateRect(hwndDlg,0,1);
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ls->m_enabled = wParam;
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return 1;
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}
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if (uMsg == WM_ERASEBKGND)
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{
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//fg> removes the header's region from the erasebackground's hdc clipping region
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// so that they do not flicker when scrolling the list with the horizontal scrollbar
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// in transparency mode
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HDC dc = (HDC)wParam;
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RECT r;
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RECT hr;
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GetClientRect(hwndDlg, &r);
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GetClientRect(ListView_GetHeader(hwndDlg), &hr);
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RECT lr;
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SubtractRect(&lr, &r, &hr);
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HRGN rgn = CreateRectRgnIndirect(&lr);
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int rt = GetClipRgn(dc, rgn);
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if (rt == 0) {
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SelectClipRgn(dc, rgn);
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} else if (rt > 0) {
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HRGN trg = CreateRectRgnIndirect(&lr);
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HRGN res = CreateRectRgn(0,0,0,0);
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IntersectRgn(res, rgn, trg);
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SelectClipRgn(dc, res);
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DeleteRgn(res);
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DeleteRgn(trg);
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}
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DeleteRgn(rgn);
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}
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if (uMsg == WM_KEYUP && wParam == VK_RETURN)
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{
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NMHDR nmh=
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{
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ls->m_listwnd,
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GetDlgCtrlID(ls->m_listwnd),
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NM_RETURN,
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};
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SendMessage(ls->m_hwnd,WM_NOTIFY,0,(LPARAM)&nmh);
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return 0;
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}
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return CallWindowProc(ls->m_old_wndproc,hwndDlg,uMsg,wParam,lParam);
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}
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//dialog's wndproc
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static INT_PTR CALLBACK mainwndproc(HWND hwndDlg, UINT uMsg, WPARAM wParam,LPARAM lParam)
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{
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ListSkin *ls=(ListSkin *)(LONG_PTR)GetWindowLongPtr(hwndDlg,GWLP_USERDATA);
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if(uMsg==WM_USER+0x411) return 0;//ls->m_changing_item_sel;
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if(uMsg==WM_NOTIFY)
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{
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LPNMCUSTOMDRAW lpnmcd = (NMCUSTOMDRAW *)lParam;
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//HWND listwnd=ls->m_listwnd;
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HWND listwnd=lpnmcd->hdr.hwndFrom;
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if(lpnmcd->hdr.code == NM_CUSTOMDRAW && lpnmcd->hdr.hwndFrom == listwnd)
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{
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LPNMLVCUSTOMDRAW lplvcd = (LPNMLVCUSTOMDRAW)lParam;
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NMCUSTOMDRAW &nmcd = lplvcd->nmcd;
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//static bool bHighlighted = false;
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switch(lplvcd->nmcd.dwDrawStage)
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{
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case CDDS_PREPAINT :
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return CDRF_NOTIFYITEMDRAW;
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// Modify item text and or background
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case CDDS_ITEMPREPAINT:
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{
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int iRow = (int)nmcd.dwItemSpec;
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bool bHighlighted = (ListView_GetItemState(listwnd, iRow, LVIS_SELECTED) != 0);
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if (bHighlighted)
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{
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if(GetFocus()==listwnd && ls->m_enabled)
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{
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lplvcd->clrText = WADlg_getColor(WADLG_SELBAR_FGCOLOR);
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lplvcd->clrTextBk = WADlg_getColor(WADLG_SELBAR_BGCOLOR);
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} else {
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lplvcd->clrText = (!ls->m_enabled?Blender(WADlg_getColor(WADLG_INACT_SELBAR_FGCOLOR),WADlg_getColor(WADLG_WNDBG)):WADlg_getColor(WADLG_INACT_SELBAR_FGCOLOR));
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if(ls->m_enabled)
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lplvcd->clrTextBk = WADlg_getColor(WADLG_INACT_SELBAR_BGCOLOR);
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else
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lplvcd->clrTextBk = WADlg_getColor(WADLG_ITEMBG);
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}
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}
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else
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{
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if(!ls->m_enabled)
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{
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lplvcd->clrText = Blender(WADlg_getColor(WADLG_INACT_SELBAR_FGCOLOR),WADlg_getColor(WADLG_WNDBG));
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lplvcd->clrTextBk = WADlg_getColor(WADLG_ITEMBG);
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}
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}
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// Turn off listview highlight otherwise it uses the system colors!
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//ls->m_changing_item_sel=1;
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//ListView_SetItemState(listwnd, iRow, 0, LVIS_SELECTED);
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lplvcd->nmcd.uItemState &= ~CDIS_SELECTED;
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return CDRF_DODEFAULT | CDRF_NOTIFYPOSTPAINT;
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}
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// Modify sub item text and/or background
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case CDDS_ITEMPOSTPAINT:
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{
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//if(bHighlighted)
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//{
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// int iRow = (int)nmcd.dwItemSpec;
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// Turn listview control's highlighting back on now that we have
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// drawn the row in the colors we want.
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//LockWindowUpdate(listwnd);
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// lplvcd->nmcd.uItemState |= CDIS_SELECTED;
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// ListView_SetItemState(listwnd, iRow, 0xff, LVIS_SELECTED);
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//ls->m_changing_item_sel=0;
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//LockWindowUpdate(NULL);
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//CT> now validate the window so it doesn't flicker
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//RECT r;
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//ListView_GetItemRect(listwnd,iRow,&r,LVIR_BOUNDS);
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//ValidateRect(listwnd,&r);
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//}
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}
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default:
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return CDRF_DODEFAULT;
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}
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}
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}
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return CallWindowProc(ls->m_old_mainwndproc,hwndDlg,uMsg,wParam,lParam);
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}
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//list header's wndproc
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static INT_PTR CALLBACK header_wndproc(HWND hwndDlg, UINT uMsg, WPARAM wParam,LPARAM lParam)
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{
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ListSkin *ls=(ListSkin *)(LONG_PTR)GetWindowLongPtr(hwndDlg,GWLP_USERDATA);
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INT_PTR a=handleListViewHeaderPaintMsgs(ls->m_headerwnd,uMsg,wParam,lParam);
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if(a) return a;
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return CallWindowProc(ls->m_old_header_wndproc,hwndDlg,uMsg,wParam,lParam);
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}
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ListSkin::ListSkin(HWND hwnd)
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{
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m_hwnd=GetParent(hwnd);
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m_listwnd=hwnd;
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sortShow = FALSE;
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sortAscending = TRUE;
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sortIndex = 0;
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if (comctlVersion >= PACKVERSION(6,0))
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ListView_SetExtendedListViewStyleEx(m_listwnd, LVS_EX_DOUBLEBUFFER, LVS_EX_DOUBLEBUFFER);
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m_headerwnd=ListView_GetHeader(hwnd);
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SetWindowLongPtr(hwnd,GWLP_USERDATA, (LONGX86)(LONG_PTR)this);
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m_old_wndproc=(WNDPROC)(LONG_PTR)SetWindowLongPtr(hwnd,GWLP_WNDPROC, (LONGX86)(LONG_PTR)wndproc);
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SetWindowLongPtr(m_headerwnd,GWLP_USERDATA, (LONGX86)(LONG_PTR)this);
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m_old_header_wndproc=(WNDPROC)(LONG_PTR)SetWindowLongPtr(m_headerwnd,GWLP_WNDPROC, (LONGX86)(LONG_PTR)header_wndproc);
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m_scrollwnd=new ScrollWnd(hwnd, SCROLLBAR_LISTVIEW);
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m_old_mainwndproc=NULL;
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m_enabled = IsWindowEnabled(hwnd);
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//m_changing_item_sel=0;
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if(!GetWindowLongPtr(m_hwnd,GWLP_USERDATA))
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{
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SetWindowLongPtr(m_hwnd,GWLP_USERDATA, (LONGX86)(LONG_PTR)this);
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m_old_mainwndproc=(WNDPROC)(LONG_PTR)SetWindowLongPtr(m_hwnd,GWLP_WNDPROC, (LONGX86)(LONG_PTR)mainwndproc);
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}
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}
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ListSkin::~ListSkin()
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{
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delete m_scrollwnd;
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m_scrollwnd=0;
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SetWindowLongPtr(m_listwnd,GWLP_WNDPROC, (LONGX86)(LONG_PTR)m_old_wndproc);
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SetWindowLongPtr(m_headerwnd,GWLP_WNDPROC, (LONGX86)(LONG_PTR)m_old_header_wndproc);
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if(m_old_mainwndproc) SetWindowLongPtr(m_hwnd,GWLP_WNDPROC, (LONGX86)(LONG_PTR)m_old_mainwndproc);
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}
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void ListSkin::updateScrollWnd()
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{
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m_scrollwnd->update();
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}
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void ListSkin::disableHorzScroll()
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{
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m_scrollwnd->disableHorzScroll();
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}
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