diff options
Diffstat (limited to 'hw/xwin/winrandr.c')
-rw-r--r-- | hw/xwin/winrandr.c | 302 |
1 files changed, 242 insertions, 60 deletions
diff --git a/hw/xwin/winrandr.c b/hw/xwin/winrandr.c index 7b5b1359c..248404800 100644 --- a/hw/xwin/winrandr.c +++ b/hw/xwin/winrandr.c @@ -1,8 +1,9 @@ /* *Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved. + *Copyright (C) 2009-2010 Jon TURNEY * *Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files (the + *a copy of this software and associated documentation files (the *"Software"), to deal in the Software without restriction, including *without limitation the rights to use, copy, modify, merge, publish, *distribute, sublicense, and/or sell copies of the Software, and to @@ -20,101 +21,280 @@ *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * - *Except as contained in this notice, the name of Harold L Hunt II + *Except as contained in this notice, the name of the author(s) *shall not be used in advertising or otherwise to promote the sale, use *or other dealings in this Software without prior written authorization - *from Harold L Hunt II. + *from the author(s) * * Authors: Harold L Hunt II + * Jon TURNEY */ #ifdef HAVE_XWIN_CONFIG_H #include <xwin-config.h> #endif #include "win.h" +#include "mivalidate.h" // for union _Validate used by windowstr.h + +#ifndef RANDR_12_INTERFACE +#error X server must have RandR 1.2 interface +#endif /* - * Local prototypes + * Answer queries about the RandR features supported. */ static Bool -winRandRGetInfo (ScreenPtr pScreen, Rotation *pRotations); +winRandRGetInfo (ScreenPtr pScreen, Rotation *pRotations) +{ + winDebug ("winRandRGetInfo ()\n"); -static Bool -winRandRSetConfig (ScreenPtr pScreen, - Rotation rotateKind, - int rate, - RRScreenSizePtr pSize); + /* Don't support rotations */ + *pRotations = RR_Rotate_0; -Bool -winRandRInit (ScreenPtr pScreen); + /* + The screen doesn't have to be limited to the actual + monitor size (we can have scrollbars :-), so what is + the upper limit? + */ + RRScreenSetSizeRange(pScreen, 0, 0, 4096, 4096); + + return TRUE; +} /* - * Answer queries about the RandR features supported. + Copied from the xfree86 DDX + + Why can't this be in DIX? + Does union _Validate vary depending on DDX?? */ +static void +xf86SetRootClip (ScreenPtr pScreen, Bool enable) +{ + WindowPtr pWin = pScreen->root; + WindowPtr pChild; + Bool WasViewable = (Bool)(pWin->viewable); + Bool anyMarked = FALSE; + WindowPtr pLayerWin; + BoxRec box; -static Bool -winRandRGetInfo (ScreenPtr pScreen, Rotation *pRotations) + if (WasViewable) + { + for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib) + { + (void) (*pScreen->MarkOverlappedWindows)(pChild, + pChild, + &pLayerWin); + } + (*pScreen->MarkWindow) (pWin); + anyMarked = TRUE; + if (pWin->valdata) + { + if (HasBorder (pWin)) + { + RegionPtr borderVisible; + + borderVisible = REGION_CREATE(pScreen, NullBox, 1); + REGION_SUBTRACT(pScreen, borderVisible, + &pWin->borderClip, &pWin->winSize); + pWin->valdata->before.borderVisible = borderVisible; + } + pWin->valdata->before.resized = TRUE; + } + } + + /* + * Use REGION_BREAK to avoid optimizations in ValidateTree + * that assume the root borderClip can't change well, normally + * it doesn't...) + */ + if (enable) + { + box.x1 = 0; + box.y1 = 0; + box.x2 = pScreen->width; + box.y2 = pScreen->height; + REGION_INIT (pScreen, &pWin->winSize, &box, 1); + REGION_INIT (pScreen, &pWin->borderSize, &box, 1); + if (WasViewable) + REGION_RESET(pScreen, &pWin->borderClip, &box); + pWin->drawable.width = pScreen->width; + pWin->drawable.height = pScreen->height; + REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList); + } + else + { + REGION_EMPTY(pScreen, &pWin->borderClip); + REGION_BREAK (pWin->drawable.pScreen, &pWin->clipList); + } + + ResizeChildrenWinSize (pWin, 0, 0, 0, 0); + + if (WasViewable) + { + if (pWin->firstChild) + { + anyMarked |= (*pScreen->MarkOverlappedWindows)(pWin->firstChild, + pWin->firstChild, + (WindowPtr *)NULL); + } + else + { + (*pScreen->MarkWindow) (pWin); + anyMarked = TRUE; + } + + + if (anyMarked) + (*pScreen->ValidateTree)(pWin, NullWindow, VTOther); + } + + if (WasViewable) + { + if (anyMarked) + (*pScreen->HandleExposures)(pWin); + if (anyMarked && pScreen->PostValidateTree) + (*pScreen->PostValidateTree)(pWin, NullWindow, VTOther); + } + if (pWin->realized) + WindowsRestructured (); + FlushAllOutput (); +} + +/* + +*/ +void +winDoRandRScreenSetSize (ScreenPtr pScreen, + CARD16 width, + CARD16 height, + CARD32 mmWidth, + CARD32 mmHeight) { winScreenPriv(pScreen); - winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; - int n; - Rotation rotateKind; - RRScreenSizePtr pSize; + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + WindowPtr pRoot = pScreen->root; - winDebug ("winRandRGetInfo ()\n"); + // Prevent screen updates while we change things around + xf86SetRootClip(pScreen, FALSE); - /* Don't support rotations, yet */ - *pRotations = RR_Rotate_0; + /* Update the screen size as requested */ + pScreenInfo->dwWidth = width; + pScreenInfo->dwHeight = height; - /* Bail if no depth has a visual associated with it */ - for (n = 0; n < pScreen->numDepths; n++) - if (pScreen->allowedDepths[n].numVids) - break; - if (n == pScreen->numDepths) - return FALSE; + /* Reallocate the framebuffer used by the drawing engine */ + (*pScreenPriv->pwinFreeFB)(pScreen); + if (!(*pScreenPriv->pwinAllocateFB)(pScreen)) + { + ErrorF ("winDoRandRScreenSetSize - Could not reallocate framebuffer\n"); + } - /* Only one allowed rotation for now */ - rotateKind = RR_Rotate_0; + pScreen->width = width; + pScreen->height = height; + pScreen->mmWidth = mmWidth; + pScreen->mmHeight = mmHeight; - /* - * Register supported sizes. This can be called many times, but - * we only support one size for now. - */ - pSize = RRRegisterSize (pScreen, - pScreenInfo->dwWidth, - pScreenInfo->dwHeight, - pScreenInfo->dwWidth_mm, - pScreenInfo->dwHeight_mm); - - /* Tell RandR what the current config is */ - RRSetCurrentConfig (pScreen, - rotateKind, - 0, /* refresh rate, not needed */ - pSize); - - return TRUE; -} + /* Update the screen pixmap to point to the new framebuffer */ + winUpdateFBPointer(pScreen, pScreenInfo->pfb); + + // pScreen->devPrivate == pScreen->GetScreenPixmap(screen) ? + // resize the root window + //pScreen->ResizeWindow(pRoot, 0, 0, width, height, NULL); + // does this emit a ConfigureNotify?? + // Restore the ability to update screen, now with new dimensions + xf86SetRootClip(pScreen, TRUE); + + // and arrange for it to be repainted + miPaintWindow(pRoot, &pRoot->borderClip, PW_BACKGROUND); + + /* Indicate that a screen size change took place */ + RRScreenSizeNotify(pScreen); +} /* - * Respond to resize/rotate request from either X Server or X client app + * Respond to resize request */ - -static Bool -winRandRSetConfig (ScreenPtr pScreen, - Rotation rotateKind, - int rate, - RRScreenSizePtr pSize) +static +Bool +winRandRScreenSetSize (ScreenPtr pScreen, + CARD16 width, + CARD16 height, + CARD16 pixWidth, + CARD16 pixHeight, + CARD32 mmWidth, + CARD32 mmHeight) { - winDebug ("winRandRSetConfig ()\n"); + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + + winDebug ("winRandRScreenSetSize ()\n"); + + /* + It doesn't currently make sense to allow resize in fullscreen mode + (we'd actually have to list the supported resolutions) + */ + if (pScreenInfo->fFullScreen) + { + ErrorF ("winRandRScreenSetSize - resize not supported in fullscreen mode\n"); + return FALSE; + } + + /* + Client resize requests aren't allowed in rootless modes, even if + the X screen is monitor or virtual desktop size, we'd need to + resize the native display size + */ + if (FALSE +#ifdef XWIN_MULTIWINDOWEXTWM + || pScreenInfo->fMWExtWM +#endif + || pScreenInfo->fRootless +#ifdef XWIN_MULTIWINDOW + || pScreenInfo->fMultiWindow +#endif + ) + { + ErrorF ("winRandRScreenSetSize - resize not supported in rootless modes\n"); + return FALSE; + } + + winDoRandRScreenSetSize(pScreen, width, height, mmWidth, mmHeight); + + /* Cause the native window for the screen to resize itself */ + { + DWORD dwStyle, dwExStyle; + RECT rcClient; + + rcClient.left = 0; + rcClient.top = 0; + rcClient.right = width; + rcClient.bottom = height; + + ErrorF ("winRandRScreenSetSize new client area w: %d h: %d\n", width, height); + + /* Get the Windows window style and extended style */ + dwExStyle = GetWindowLongPtr(pScreenPriv->hwndScreen, GWL_EXSTYLE); + dwStyle = GetWindowLongPtr(pScreenPriv->hwndScreen, GWL_STYLE); + + /* + * Calculate the window size needed for the given client area + * adjusting for any decorations it will have + */ + AdjustWindowRectEx(&rcClient, dwStyle, FALSE, dwExStyle); + + ErrorF ("winRandRScreenSetSize new window area w: %ld h: %ld\n", rcClient.right-rcClient.left, rcClient.bottom-rcClient.top); + + SetWindowPos(pScreenPriv->hwndScreen, NULL, + 0, 0, rcClient.right-rcClient.left, rcClient.bottom-rcClient.top, + SWP_NOZORDER | SWP_NOMOVE); + } return TRUE; } - /* * Initialize the RandR layer. */ @@ -122,8 +302,7 @@ winRandRSetConfig (ScreenPtr pScreen, Bool winRandRInit (ScreenPtr pScreen) { - rrScrPrivPtr pRRScrPriv; - + rrScrPrivPtr pRRScrPriv; winDebug ("winRandRInit ()\n"); if (!RRScreenInit (pScreen)) @@ -135,7 +314,10 @@ winRandRInit (ScreenPtr pScreen) /* Set some RandR function pointers */ pRRScrPriv = rrGetScrPriv (pScreen); pRRScrPriv->rrGetInfo = winRandRGetInfo; - pRRScrPriv->rrSetConfig = winRandRSetConfig; + pRRScrPriv->rrSetConfig = NULL; + pRRScrPriv->rrScreenSetSize = winRandRScreenSetSize; + pRRScrPriv->rrCrtcSet = NULL; + pRRScrPriv->rrCrtcSetGamma = NULL; return TRUE; } |