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a first and really naive implementation of drag&drop support, no visuals yet... Axel, no worries I'm going to clean this up and remove stuff from EventDispatcher again...

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15417 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stephan Aßmus
2005-12-08 12:13:22 +00:00
parent 3f0aa1427c
commit af43bb3c94
2 changed files with 61 additions and 26 deletions
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src/kits/interface/View.cpp
+34 -23
View File
@@ -47,9 +47,12 @@
#endif
#include <math.h>
#include <new>
#include <stdio.h>
using std::nothrow;
//#define DEBUG_BVIEW
#ifdef DEBUG_BVIEW
# include <stdio.h>
@@ -1261,17 +1264,21 @@ BView::DragMessage(BMessage *message, BRect dragRect, BHandler *replyTo)
#endif
int32 bufferSize = message->FlattenedSize();
char *buffer = new char[bufferSize];
message->Flatten(buffer, bufferSize);
fOwner->fLink->StartMessage(AS_LAYER_DRAG_RECT);
fOwner->fLink->Attach<BRect>(dragRect);
fOwner->fLink->Attach<BPoint>(offset);
fOwner->fLink->Attach<int32>(bufferSize);
fOwner->fLink->Attach(buffer, bufferSize);
fOwner->fLink->Flush();
delete [] buffer;
char* buffer = new (nothrow) char[bufferSize];
if (buffer) {
message->Flatten(buffer, bufferSize);
fOwner->fLink->StartMessage(AS_LAYER_DRAG_RECT);
fOwner->fLink->Attach<BRect>(dragRect);
fOwner->fLink->Attach<BPoint>(offset);
fOwner->fLink->Attach<int32>(bufferSize);
fOwner->fLink->Attach(buffer, bufferSize);
fOwner->fLink->Flush();
delete [] buffer;
} else {
fprintf(stderr, "BView::DragMessage() - no memory to flatten drag message\n");
}
}
@@ -1318,17 +1325,21 @@ BView::DragMessage(BMessage *message, BBitmap *image,
#endif
int32 bufferSize = message->FlattenedSize();
char *buffer = new char[bufferSize];
message->Flatten(buffer, bufferSize);
fOwner->fLink->StartMessage(AS_LAYER_DRAG_IMAGE);
fOwner->fLink->Attach<int32>(image->get_server_token());
fOwner->fLink->Attach<int32>((int32)dragMode);
fOwner->fLink->Attach<BPoint>(offset);
fOwner->fLink->Attach<int32>(bufferSize);
fOwner->fLink->Attach(buffer, bufferSize);
delete [] buffer;
char* buffer = new (nothrow) char[bufferSize];
if (buffer) {
message->Flatten(buffer, bufferSize);
fOwner->fLink->StartMessage(AS_LAYER_DRAG_IMAGE);
fOwner->fLink->Attach<int32>(image->get_server_token());
fOwner->fLink->Attach<int32>((int32)dragMode);
fOwner->fLink->Attach<BPoint>(offset);
fOwner->fLink->Attach<int32>(bufferSize);
fOwner->fLink->Attach(buffer, bufferSize);
delete [] buffer;
} else {
fprintf(stderr, "BView::DragMessage() - no memory to flatten drag message\n");
}
// TODO: in app_server the bitmap refCount must be incremented
// WRITE this into specs!!!!
@@ -4146,7 +4157,7 @@ BView::_Draw(BRect updateRect)
child->_Draw(rect);
}
if (Flags() & B_WILL_DRAW) {
if (Flags() & B_DRAW_ON_CHILDREN) {
// TODO: Since we have hard clipping in the app_server,
// a view can never draw "on top of it's child views" as
// the BeBook describes.