mirror of
https://github.com/WinampDesktop/winamp.git
synced 2024-09-24 15:54:12 +00:00
235 lines
7 KiB
C++
235 lines
7 KiB
C++
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#include "main.h"
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#include "childwnd.h"
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#include "resource.h"
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typedef struct _CHILDREMOVERGN
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{
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HWND hwndParent;
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HRGN rgnUpdate;
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HRGN rgnChild;
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} CHILDREMOVERGN;
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static BOOL useDeferWndPos = TRUE;
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void childresize_init(HWND hwndDlg, ChildWndResizeItem *list, int num)
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{
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RECT r;
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int x;
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useDeferWndPos = (GetVersion() < 0x80000000);
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GetClientRect(hwndDlg, &r);
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for (x = 0; x < num; x ++)
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{
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RECT r2;
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GetWindowRect(GetDlgItem(hwndDlg,list[x].id), &r2);
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MapWindowPoints(HWND_DESKTOP, hwndDlg, (LPPOINT)&r2, 2);
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list[x].rinfo.left = (0xF000 & list[x].type) ? (r.right - r2.left) : r2.left;
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list[x].rinfo.top = (0x0F00 & list[x].type) ? (r.bottom -r2.top) : r2.top;
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list[x].rinfo.right = (0x00F0 & list[x].type) ? (r.right - r2.right) : r2.right;
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list[x].rinfo.bottom= (0x000F & list[x].type) ? (r.bottom - r2.bottom) : r2.bottom;
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list[x].type |= 0xF0000;
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}
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}
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BOOL CALLBACK childresize_enumRemoveRegion(HWND hwnd, LPARAM lParam)
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{
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if (IsWindowVisible(hwnd) && GetParent(hwnd) == ((CHILDREMOVERGN*)lParam)->hwndParent)
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{
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RECT r;
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GetWindowRect(hwnd, &r);
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MapWindowPoints(HWND_DESKTOP, ((CHILDREMOVERGN*)lParam)->hwndParent, (LPPOINT)&r, 2);
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SetRectRgn(((CHILDREMOVERGN*)lParam)->rgnChild, r.left, r.top, r.right, r.bottom);
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CombineRgn(((CHILDREMOVERGN*)lParam)->rgnUpdate, ((CHILDREMOVERGN*)lParam)->rgnUpdate, ((CHILDREMOVERGN*)lParam)->rgnChild, RGN_DIFF);
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}
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return TRUE;
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}
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void childresize_resize_to_rectlist(HWND hwndDlg, ChildWndResizeItem *list, int num, RECT *rectout)
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{
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RECT r;
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int x;
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GetClientRect(hwndDlg,&r);
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for (x = 0; x < num; x ++) if (list[x].type&0xf0000)
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{
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RECT r2;
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if (list[x].type&0xF000) r2.left=r.right-list[x].rinfo.left;
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else r2.left=list[x].rinfo.left;
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if (list[x].type&0x0F00) r2.top=r.bottom-list[x].rinfo.top;
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else r2.top=list[x].rinfo.top;
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if (list[x].type&0x00F0) r2.right=r.right-list[x].rinfo.right;
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else r2.right=list[x].rinfo.right;
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if (list[x].type&0x000F) r2.bottom=r.bottom-list[x].rinfo.bottom;
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else r2.bottom=list[x].rinfo.bottom;
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*rectout = r2;
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rectout++;
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}
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}
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void childresize_resize_from_rectlist(HWND hwndDlg, ChildWndResizeItem *list, int num, RECT *rectin)
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{
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RECT r, *pr;
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CHILDREMOVERGN crr;
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int x;
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HDWP hdwp;
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HWND h;
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GetClientRect(hwndDlg,&r);
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crr.hwndParent = hwndDlg;
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crr.rgnUpdate = CreateRectRgnIndirect(&r);
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crr.rgnChild = CreateRectRgn(0,0,0,0);
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EnumChildWindows(hwndDlg,&childresize_enumRemoveRegion,(LPARAM)&crr);
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hdwp = (useDeferWndPos) ? BeginDeferWindowPos(num) : NULL;
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for (pr = rectin, x = 0; x < num && hdwp; x ++)
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{
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if (0xF0000 & list[x].type)
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{
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h = GetDlgItem(hwndDlg,list[x].id);
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if (h && pr) hdwp = DeferWindowPos(hdwp, h, NULL, pr->left, pr->top, pr->right - pr->left, pr->bottom - pr->top, SWP_NOZORDER | SWP_NOACTIVATE);
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pr++;
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}
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}
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if (hdwp) EndDeferWindowPos(hdwp);
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else
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{
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for (pr = rectin, x = 0; x < num; x ++)
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{
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if (0xF0000 & list[x].type)
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{
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h = GetDlgItem(hwndDlg,list[x].id);
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if (h && pr) SetWindowPos(h, NULL, pr->left, pr->top, pr->right - pr->left, pr->bottom - pr->top, SWP_NOZORDER | SWP_NOACTIVATE);
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pr++;
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}
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}
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}
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EnumChildWindows(hwndDlg,&childresize_enumRemoveRegion,(LPARAM)&crr);
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InvalidateRgn(hwndDlg, crr.rgnUpdate, TRUE);
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DeleteObject(crr.rgnUpdate);
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DeleteObject(crr.rgnChild);
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}
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void childresize_resize(HWND hwndDlg, ChildWndResizeItem *list, int num)
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{
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RECT rc, rw;
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CHILDREMOVERGN crr;
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int x, y, cx, cy;
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DWORD flags;
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HDWP hdwp;
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ChildWndResizeItem *pi;
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GetClientRect(hwndDlg,&rc);
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crr.hwndParent = hwndDlg;
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crr.rgnUpdate = CreateRectRgnIndirect(&rc);
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crr.rgnChild = CreateRectRgn(0,0,0,0);
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EnumChildWindows(hwndDlg,&childresize_enumRemoveRegion,(LPARAM)&crr);
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hdwp = (useDeferWndPos) ? BeginDeferWindowPos(num) : NULL;
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for (pi = list + num - 1; pi >= list && (!useDeferWndPos || hdwp); pi--)
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{
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HWND hwnd = GetDlgItem(hwndDlg, pi->id);
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if (hwnd && (0xF0000 & pi->type))
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{
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x = (0xF000 & pi->type) ? (rc.right - pi->rinfo.left) : pi->rinfo.left;
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y = (0x0F00 & pi->type) ? (rc.bottom - pi->rinfo.top) : pi->rinfo.top;
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cx = ((0x00F0 & pi->type) ? (rc.right - pi->rinfo.right) : pi->rinfo.right) - x;
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cy = ((0x000F & pi->type) ? (rc.bottom - pi->rinfo.bottom) : pi->rinfo.bottom) - y;
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flags = SWP_NOZORDER | SWP_NOACTIVATE;
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GetWindowRect(hwnd, &rw);
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MapWindowPoints(HWND_DESKTOP, hwndDlg, (LPPOINT)&rw, 2);
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if (rw.left == x && rw.top == y) flags |= SWP_NOMOVE;
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if (rw.right == (x + cx) && rw.bottom == (y + cy)) flags |= SWP_NOSIZE;
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if ((SWP_NOSIZE | SWP_NOMOVE) != ((SWP_NOSIZE | SWP_NOMOVE) & flags))
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{
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if (useDeferWndPos) hdwp = DeferWindowPos(hdwp, hwnd, NULL, x, y, cx, cy, flags);
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else SetWindowPos( hwnd, NULL, x, y, cx, cy, flags);
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}
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}
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}
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if (hdwp) EndDeferWindowPos(hdwp);
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EnumChildWindows(hwndDlg,&childresize_enumRemoveRegion,(LPARAM)&crr);
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InvalidateRgn(hwndDlg, crr.rgnUpdate, TRUE);
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DeleteObject(crr.rgnUpdate);
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DeleteObject(crr.rgnChild);
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}
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void childresize_resize2(HWND hwndDlg, ChildWndResizeItem *list, int num, BOOL fRedraw, HRGN rgnUpdate)
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{
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RECT rc, rw;
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CHILDREMOVERGN crr;
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int x, y, cx, cy;
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DWORD flags;
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HDWP hdwp;
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ChildWndResizeItem *pi;
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GetClientRect(hwndDlg,&rc);
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crr.hwndParent = hwndDlg;
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crr.rgnUpdate = CreateRectRgnIndirect(&rc);
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crr.rgnChild = CreateRectRgn(0,0,0,0);
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// EnumChildWindows(hwndDlg,&childresize_enumRemoveRegion,(LPARAM)&crr);
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hdwp = (useDeferWndPos) ? BeginDeferWindowPos(num) : NULL;
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for (pi = list + num - 1; pi >= list && (!useDeferWndPos || hdwp); pi--)
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{
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HWND hwnd = GetDlgItem(hwndDlg, pi->id);
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if (hwnd && (0xF0000 & pi->type))
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{
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x = (0xF000 & pi->type) ? (rc.right - pi->rinfo.left) : pi->rinfo.left;
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y = (0x0F00 & pi->type) ? (rc.bottom - pi->rinfo.top) : pi->rinfo.top;
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cx = ((0x00F0 & pi->type) ? (rc.right - pi->rinfo.right) : pi->rinfo.right) - x;
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cy = ((0x000F & pi->type) ? (rc.bottom - pi->rinfo.bottom) : pi->rinfo.bottom) - y;
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flags = SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOREDRAW;
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GetWindowRect(hwnd, &rw);
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MapWindowPoints(HWND_DESKTOP, hwndDlg, (LPPOINT)&rw, 2);
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if (rw.left == x && rw.top == y) flags |= SWP_NOMOVE;
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if (rw.right == (x + cx) && rw.bottom == (y + cy)) flags |= SWP_NOSIZE;
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if ((SWP_NOSIZE | SWP_NOMOVE) != ((SWP_NOSIZE | SWP_NOMOVE) & flags))
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{
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if (useDeferWndPos) hdwp = DeferWindowPos(hdwp, hwnd, NULL, x, y, cx, cy, flags);
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else SetWindowPos( hwnd, NULL, x, y, cx, cy, flags);
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}
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else
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{
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SetRectRgn(crr.rgnChild, rw.left, rw.top, rw.right, rw.bottom);
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CombineRgn(crr.rgnUpdate, crr.rgnUpdate, crr.rgnChild, RGN_DIFF);
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}
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}
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}
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if (hdwp) EndDeferWindowPos(hdwp);
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// EnumChildWindows(hwndDlg,&childresize_enumRemoveRegion,(LPARAM)&crr);
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if (fRedraw)
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{
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InvalidateRgn(hwndDlg, crr.rgnUpdate, TRUE);
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RedrawWindow(hwndDlg, NULL, crr.rgnUpdate, RDW_INVALIDATE | RDW_UPDATENOW | RDW_ERASENOW | RDW_ERASE | RDW_ALLCHILDREN);
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//RedrawWindow(hwndDlg, NULL, crr.rgnUpdate, RDW_INVALIDATE | RDW_UPDATENOW | RDW_ERASENOW | RDW_FRAME | RDW_ALLCHILDREN);
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}
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DeleteObject(crr.rgnUpdate);
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DeleteObject(crr.rgnChild);
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}
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