* GetMouse() now survives being called with NULL parameters for location or

buttons.
* Automatic whitespace cleanup.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@28116 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2008-10-15 00:02:54 +00:00
parent 8cc45109d2
commit 0945268d80
1 changed files with 72 additions and 58 deletions

View File

@ -1375,8 +1375,11 @@ BView::DragMessage(BMessage *message, BBitmap *image,
void
BView::GetMouse(BPoint *location, uint32 *buttons, bool checkMessageQueue)
BView::GetMouse(BPoint *_location, uint32 *_buttons, bool checkMessageQueue)
{
if (_location == NULL && _buttons == NULL)
return;
_CheckOwnerLockAndSwitchCurrent();
uint32 eventOptions = fEventOptions | fMouseEventOptions;
@ -1424,13 +1427,14 @@ BView::GetMouse(BPoint *location, uint32 *buttons, bool checkMessageQueue)
continue;
}
}
message->FindPoint("screen_where", location);
message->FindInt32("buttons", (int32 *)buttons);
message->FindPoint("screen_where", _location);
message->FindInt32("buttons", (int32 *)_buttons);
queue->Unlock();
// we need to hold the queue lock until here, because
// the message might still be used for something else
ConvertFromScreen(location);
if (_location != NULL)
ConvertFromScreen(_location);
if (deleteMessage)
delete message;
@ -1449,8 +1453,10 @@ BView::GetMouse(BPoint *location, uint32 *buttons, bool checkMessageQueue)
int32 code;
if (fOwner->fLink->FlushWithReply(code) == B_OK
&& code == B_OK) {
fOwner->fLink->Read<BPoint>(location);
fOwner->fLink->Read<uint32>(buttons);
BPoint location;
uint32 buttons;
fOwner->fLink->Read<BPoint>(&location);
fOwner->fLink->Read<uint32>(&buttons);
// TODO: ServerWindow replies with an int32 here
ConvertFromScreen(location);
@ -1464,8 +1470,16 @@ BView::GetMouse(BPoint *location, uint32 *buttons, bool checkMessageQueue)
// to scrolling. An app reading these messages would have to know
// the locations of the window and view for each message...
// otherwise it is potentially broken anyways.
} else
*buttons = 0;
if (_location != NULL)
*_location = location;
if (_buttons != NULL)
*_buttons = buttons;
} else {
if (_location != NULL)
_location->Set(0, 0);
if (_buttons != NULL)
*_buttons = 0;
}
}
@ -2609,14 +2623,14 @@ BView::FillEllipse(BRect rect, const BGradient& gradient)
{
if (fOwner == NULL)
return;
_CheckLockAndSwitchCurrent();
fOwner->fLink->StartMessage(AS_FILL_ELLIPSE_GRADIENT);
fOwner->fLink->Attach<BRect>(rect);
fOwner->fLink->Attach<gradient_type>(gradient.Type());
fOwner->fLink->AttachGradient(gradient);
_FlushIfNotInTransaction();
}
@ -2692,16 +2706,16 @@ BView::FillArc(BRect rect, float startAngle, float arcAngle,
{
if (fOwner == NULL)
return;
_CheckLockAndSwitchCurrent();
fOwner->fLink->StartMessage(AS_FILL_ARC_GRADIENT);
fOwner->fLink->Attach<BRect>(rect);
fOwner->fLink->Attach<float>(startAngle);
fOwner->fLink->Attach<float>(arcAngle);
fOwner->fLink->Attach<gradient_type>(gradient.Type());
fOwner->fLink->AttachGradient(gradient);
_FlushIfNotInTransaction();
}
@ -2749,9 +2763,9 @@ BView::FillBezier(BPoint *controlPoints, const BGradient& gradient)
{
if (fOwner == NULL)
return;
_CheckLockAndSwitchCurrent();
fOwner->fLink->StartMessage(AS_FILL_BEZIER_GRADIENT);
fOwner->fLink->Attach<BPoint>(controlPoints[0]);
fOwner->fLink->Attach<BPoint>(controlPoints[1]);
@ -2759,7 +2773,7 @@ BView::FillBezier(BPoint *controlPoints, const BGradient& gradient)
fOwner->fLink->Attach<BPoint>(controlPoints[3]);
fOwner->fLink->Attach<gradient_type>(gradient.Type());
fOwner->fLink->AttachGradient(gradient);
_FlushIfNotInTransaction();
}
@ -2849,9 +2863,9 @@ BView::FillPolygon(const BPolygon *polygon, const BGradient& gradient)
|| polygon->fCount <= 2
|| fOwner == NULL)
return;
_CheckLockAndSwitchCurrent();
if (fOwner->fLink->StartMessage(AS_FILL_POLYGON_GRADIENT,
polygon->fCount * sizeof(BPoint)
+ sizeof(BRect) + sizeof(int32)) == B_OK) {
@ -2861,7 +2875,7 @@ BView::FillPolygon(const BPolygon *polygon, const BGradient& gradient)
polygon->fCount * sizeof(BPoint));
fOwner->fLink->Attach<gradient_type>(gradient.Type());
fOwner->fLink->AttachGradient(gradient);
_FlushIfNotInTransaction();
} else {
fprintf(stderr, "ERROR: Can't send polygon to app_server!\n");
@ -2886,7 +2900,7 @@ BView::FillPolygon(const BPoint *ptArray, int32 numPts,
{
if (!ptArray)
return;
BPolygon polygon(ptArray, numPts);
FillPolygon(&polygon, gradient);
}
@ -2912,9 +2926,9 @@ BView::FillPolygon(const BPoint *ptArray, int32 numPts, BRect bounds,
{
if (!ptArray)
return;
BPolygon polygon(ptArray, numPts);
polygon.MapTo(polygon.Frame(), bounds);
FillPolygon(&polygon, gradient);
}
@ -2962,19 +2976,19 @@ BView::FillRect(BRect rect, const BGradient& gradient)
{
if (fOwner == NULL)
return;
// NOTE: ensuring compatibility with R5,
// invalid rects are not filled, they are stroked though!
if (!rect.IsValid())
return;
_CheckLockAndSwitchCurrent();
fOwner->fLink->StartMessage(AS_FILL_RECT_GRADIENT);
fOwner->fLink->Attach<BRect>(rect);
fOwner->fLink->Attach<gradient_type>(gradient.Type());
fOwner->fLink->AttachGradient(gradient);
_FlushIfNotInTransaction();
}
@ -3024,16 +3038,16 @@ BView::FillRoundRect(BRect rect, float xRadius, float yRadius,
{
if (fOwner == NULL)
return;
_CheckLockAndSwitchCurrent();
fOwner->fLink->StartMessage(AS_FILL_ROUNDRECT_GRADIENT);
fOwner->fLink->Attach<BRect>(rect);
fOwner->fLink->Attach<float>(xRadius);
fOwner->fLink->Attach<float>(yRadius);
fOwner->fLink->Attach<gradient_type>(gradient.Type());
fOwner->fLink->AttachGradient(gradient);
_FlushIfNotInTransaction();
}
@ -3060,14 +3074,14 @@ BView::FillRegion(BRegion *region, const BGradient& gradient)
{
if (region == NULL || fOwner == NULL)
return;
_CheckLockAndSwitchCurrent();
fOwner->fLink->StartMessage(AS_FILL_REGION_GRADIENT);
fOwner->fLink->AttachRegion(*region);
fOwner->fLink->Attach<gradient_type>(gradient.Type());
fOwner->fLink->AttachGradient(gradient);
_FlushIfNotInTransaction();
}
@ -3179,33 +3193,33 @@ BView::FillTriangle(BPoint pt1, BPoint pt2, BPoint pt3,
// we construct the smallest rectangle that contains the 3 points
// for the 1st point
BRect bounds(pt1, pt1);
// for the 2nd point
if (pt2.x < bounds.left)
bounds.left = pt2.x;
if (pt2.y < bounds.top)
bounds.top = pt2.y;
if (pt2.x > bounds.right)
bounds.right = pt2.x;
if (pt2.y > bounds.bottom)
bounds.bottom = pt2.y;
// for the 3rd point
if (pt3.x < bounds.left)
bounds.left = pt3.x;
if (pt3.y < bounds.top)
bounds.top = pt3.y;
if (pt3.x > bounds.right)
bounds.right = pt3.x;
if (pt3.y > bounds.bottom)
bounds.bottom = pt3.y;
FillTriangle(pt1, pt2, pt3, bounds, gradient);
}
}
@ -3237,7 +3251,7 @@ BView::FillTriangle(BPoint pt1, BPoint pt2, BPoint pt3,
{
if (fOwner == NULL)
return;
_CheckLockAndSwitchCurrent();
fOwner->fLink->StartMessage(AS_FILL_TRIANGLE_GRADIENT);
fOwner->fLink->Attach<BPoint>(pt1);
@ -3246,7 +3260,7 @@ BView::FillTriangle(BPoint pt1, BPoint pt2, BPoint pt3,
fOwner->fLink->Attach<BRect>(bounds);
fOwner->fLink->Attach<gradient_type>(gradient.Type());
fOwner->fLink->AttachGradient(gradient);
_FlushIfNotInTransaction();
}
@ -3331,13 +3345,13 @@ BView::FillShape(BShape *shape, const BGradient& gradient)
{
if (shape == NULL || fOwner == NULL)
return;
shape_data *sd = (shape_data *)(shape->fPrivateData);
if (sd->opCount == 0 || sd->ptCount == 0)
return;
_CheckLockAndSwitchCurrent();
fOwner->fLink->StartMessage(AS_FILL_SHAPE_GRADIENT);
fOwner->fLink->Attach<BRect>(shape->Bounds());
fOwner->fLink->Attach<int32>(sd->opCount);
@ -3346,7 +3360,7 @@ BView::FillShape(BShape *shape, const BGradient& gradient)
fOwner->fLink->Attach(sd->ptList, sd->ptCount * sizeof(BPoint));
fOwner->fLink->Attach<gradient_type>(gradient.Type());
fOwner->fLink->AttachGradient(gradient);
_FlushIfNotInTransaction();
}
@ -4679,7 +4693,7 @@ BView::_ClipToPicture(BPicture *picture, BPoint where,
// This implementation is pretty slow, since just creating an offscreen bitmap
// takes a lot of time. That's the main reason why it should be moved
// to the server.
// Here the idea is to get rid of the padding bytes in the bitmap,
// as padding complicates and slows down the iteration.
// TODO: Maybe it's not so nice as it assumes BBitmaps to be aligned
@ -4688,7 +4702,7 @@ BView::_ClipToPicture(BPicture *picture, BPoint where,
if ((bounds.IntegerWidth() + 1) % 32)
bounds.right = bounds.left + ((bounds.IntegerWidth() + 1) / 32 + 1) * 32 - 1;
// TODO: I used a RGBA32 bitmap because drawing on a GRAY8 doesn't work.
// TODO: I used a RGBA32 bitmap because drawing on a GRAY8 doesn't work.
BBitmap *bitmap = new BBitmap(bounds, B_RGBA32, true);
if (bitmap && bitmap->InitCheck() == B_OK && bitmap->Lock()) {
BView *view = new BView(bounds, "drawing view", B_FOLLOW_NONE, 0);
@ -4696,8 +4710,8 @@ BView::_ClipToPicture(BPicture *picture, BPoint where,
view->DrawPicture(picture, where);
view->Sync();
bitmap->Unlock();
}
}
BRegion region;
int32 width = bounds.IntegerWidth() + 1;
int32 height = bounds.IntegerHeight() + 1;
@ -4705,13 +4719,13 @@ BView::_ClipToPicture(BPicture *picture, BPoint where,
uint32 bit = 0;
uint32 *bits = (uint32 *)bitmap->Bits();
clipping_rect rect;
// TODO: A possible optimization would be adding "spans" instead
// of 1x1 rects. That would probably help with very complex
// BPictures
for (int32 y = 0; y < height; y++) {
for (int32 x = 0; x < width; x++) {
bit = *bits++;
for (int32 x = 0; x < width; x++) {
bit = *bits++;
if (bit != 0xFFFFFFFF) {
rect.left = x;
rect.right = rect.left;
@ -4723,15 +4737,15 @@ BView::_ClipToPicture(BPicture *picture, BPoint where,
bitmap->UnlockBits();
}
delete bitmap;
if (invert) {
BRegion inverseRegion;
inverseRegion.Include(Bounds());
inverseRegion.Exclude(&region);
ConstrainClippingRegion(&inverseRegion);
} else
ConstrainClippingRegion(&region);
#else
ConstrainClippingRegion(&region);
#else
if (_CheckOwnerLockAndSwitchCurrent()) {
fOwner->fLink->StartMessage(AS_VIEW_CLIP_TO_PICTURE);
fOwner->fLink->Attach<int32>(picture->Token());