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Fixed BWindow::UpdateIfNeeded() by moving the code from BView::GetMouse() over.

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GetMouse() will now just call UpdateIfNeeded().


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12736 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2005-05-19 17:20:36 +00:00
parent 402612b831
commit 25500bdfd9
2 changed files with 21 additions and 33 deletions
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25
src/kits/interface/View.cpp
View File

@ -1173,33 +1173,14 @@ BView::GetMouse(BPoint *location, uint32 *buttons, bool checkMessageQueue)
do_owner_check();
if (checkMessageQueue) {
if (find_thread(NULL) == Window()->Thread()) {
// If the event loop is not running right now (we're blocking it),
// we need to retrieve all messages that are pending on the port.
Window()->DequeueAll();
}
BMessageQueue *queue = Window()->MessageQueue();
queue->Lock();
// First process and remove any _UPDATE_ message in the queue
// According to Adi, there can only be one at a time
Window()->UpdateIfNeeded();
// Look out for mouse update messages
BMessage *msg;
for (int32 i = 0; (msg = queue->FindMessage(i)) != NULL; i++) {
if (msg->what == _UPDATE_) {
Window()->BWindow::DispatchMessage(msg, Window());
// we need to make sure that no overridden method is called
// here; for BWindow::DispatchMessage() we now exactly what
// will happen
queue->RemoveMessage(msg);
delete msg;
break;
}
}
// Then look out for mouse update messages
for (int32 i = 0; (msg = queue->FindMessage(i)) != NULL; i++) {
switch (msg->what) {
case B_MOUSE_UP:

29
src/kits/interface/Window.cpp
View File

@ -1270,22 +1270,29 @@ BWindow::UpdateIfNeeded()
if (find_thread(NULL) != Thread())
return;
// Since we're blocking the event loop, we need to retrieve
// all messages that are pending on the port.
DequeueAll();
BMessageQueue *queue = MessageQueue();
queue->Lock();
// process all _UPDATE_ BMessages in message queue
// we lock the queue because we don't want to be stuck in this
// function if there is a continuous stream of updates
BMessage *msg;
while ((msg = queue->FindMessage(_UPDATE_, 0))) {
// ToDo: combine messages if possible
Lock();
DispatchMessage(msg, this);
Unlock();
// First process and remove any _UPDATE_ message in the queue
// According to Adi, there can only be one at a time
queue->RemoveMessage(msg);
delete msg;
BMessage *msg;
for (int32 i = 0; (msg = queue->FindMessage(i)) != NULL; i++) {
if (msg->what == _UPDATE_) {
BWindow::DispatchMessage(msg, this);
// we need to make sure that no overridden method is called
// here; for BWindow::DispatchMessage() we now exactly what
// will happen
queue->RemoveMessage(msg);
delete msg;
break;
}
}
queue->Unlock();
}