//////////////////
// Handle button-up: drop the data and return to home state (NONE).
//
BOOL CDragDropMgr::OnButtonUp(const MSG& msg)
{
if (!IsDragging())
{
SetState(NONE);
return FALSE;
}
if (IsTargetWnd(m_ddi.hwndTarget))
{
CPoint pt = GETPOINT(msg.lParam);
CWnd* pWndSource = CWnd::FromHandle(m_ddi.hwndSource);
CWnd* pWndTarget = CWnd::FromHandle(m_ddi.hwndTarget);
pWndSource->ClientToScreen(&pt);
pWndTarget->ScreenToClient(&pt);
m_ddi.pt = pt;
SendDragMessage(WM_DD_DRAGDROP);
}
else
{
SendDragMessage(WM_DD_DRAGABORT);
}
SetState(NONE);
return TRUE;
}
void ReImagePanel::mouseReleaseEvent( QMouseEvent* _event )
{
if( HasContent() )
{
if( IsDragging() )
m_dragStart.setX( -1 );
}
}
void CDragDropMgr::CancelDrag()
{
if (IsDragging())
{
SendDragMessage(WM_DD_DRAGABORT);
SetState(NONE);
}
}
void SpeedDialThumbnail::OnMouseLeave()
{
if (IsDragging())
{
StopDragging();
return;
}
GenericThumbnail::OnMouseLeave();
}
void CTreeFileCtrl::OnMouseMove(UINT nFlags, CPoint point)
{
if (IsDragging())
{
CRect clientRect;
GetClientRect(&clientRect);
//Draw the drag
POINT pt = point;
ClientToScreen(&pt);
CImageList::DragMove(pt);
//Only select the drop item if we are in the client area
HTREEITEM hItem = NULL;
if (clientRect.PtInRect(point))
{
UINT flags;
hItem = HitTest(point, &flags);
if (m_hItemDrop != hItem)
{
CImageList::DragShowNolock(FALSE);
SelectDropTarget(hItem);
m_hItemDrop = hItem;
CImageList::DragShowNolock(TRUE);
}
}
if (hItem)
hItem = GetDropTarget(hItem);
//Change the cursor to give feedback
if (hItem)
{
if ((GetKeyState(VK_CONTROL) & 0x8000))
SetCursor(m_DropCopyCursor);
else
SetCursor(m_DropMoveCursor);
}
else
{
if ((GetKeyState(VK_CONTROL) & 0x8000))
SetCursor(m_NoDropCopyCursor);
else
SetCursor(m_NoDropMoveCursor);
}
}
//Let the parent class do its thing
CTreeCtrl::OnMouseMove(nFlags, point);
}
void ReImagePanel::mouseMoveEvent( QMouseEvent* _event )
{
if( HasContent() )
{
if( IsDragging() )
{
// Dragging: vertical only.
QPoint delta = _event->pos() - m_dragStart;
m_contentOrigin = m_contentOriginBackup + delta;
update();
}
}
}
void wxHeaderCtrl::OnKeyDown(wxKeyEvent& event)
{
if ( event.GetKeyCode() == WXK_ESCAPE )
{
if ( IsDragging() )
{
ReleaseMouse();
CancelDragging();
return;
}
}
event.Skip();
}
void SpeedDialThumbnail::OnMouseUp(const OpPoint& point, MouseButton button, UINT8 nclicks)
{
m_mouse_down_active = false;
if (IsDragging())
{
StopDragging();
return;
}
if (!GetAnimation() || !GetAnimation()->IsAnimating())
SetFloating(false);
GenericThumbnail::OnMouseUp(point, button, nclicks);
}
void SpeedDialThumbnail::StopDragging()
{
if (!IsDragging())
return;
// Animate it back to its original position.
QuickAnimationParams params(this);
params.duration = 0.2;
params.curve = ANIM_CURVE_SLOW_DOWN;
params.move_type = ANIM_MOVE_RECT_TO_ORIGINAL;
params.listener = this;
params.callback_param = ANIMATE_MOVE;
g_animation_manager->startAnimation(params);
OP_DELETE(m_drag_object);
m_drag_object = NULL;
}
void wxHeaderCtrl::CancelDragging()
{
wxASSERT_MSG( IsDragging(),
"shouldn't be called if we're not dragging anything" );
EndDragging();
unsigned int& col = IsResizing() ? m_colBeingResized : m_colBeingReordered;
wxHeaderCtrlEvent event(wxEVT_COMMAND_HEADER_DRAGGING_CANCELLED, GetId());
event.SetEventObject(this);
event.SetColumn(col);
GetEventHandler()->ProcessEvent(event);
col = COL_NONE;
}
/**
* Calculates distance between drag start mouse pos and
* current mouse pos. Returns 0 if drag is not in progress.
*/
float tcDragStatus::CurrentDragDistance() const
{
if (IsDragging())
{
wxPoint pos = wxGetMousePosition();
wxPoint delta = pos - dragStartPos;
float dx = float(delta.x);
float dy = float(delta.y);
return sqrtf(dx*dx + dy*dy);
}
else
{
return 0;
}
}
//////////////////
// Handle button-down message: enter CAPTURED state.
//
BOOL CDragDropMgr::OnButtonDown(const MSG& msg)
{
ASSERT (IsSourceWnd(msg.hwnd));
// if we're already dragging then this must be a click with another mouse button
// so we just abort
if (IsDragging())
{
SendDragMessage(WM_DD_DRAGABORT);
SetState(NONE);
return TRUE;
}
// convert m_ptOrg to client coords
if (msg.message == WM_NCLBUTTONDOWN || msg.message == WM_NCRBUTTONDOWN)
{
// check we're not on a scrollbar
UINT nHitTest = SendMessage(msg.hwnd, WM_NCHITTEST, 0, msg.lParam);
if (nHitTest == HTHSCROLL || nHitTest == HTVSCROLL)
return FALSE;
CPoint pt = GETPOINT(msg.lParam);
::ScreenToClient(msg.hwnd, &pt);
// or above or below the client area
CRect rClient;
::GetClientRect(msg.hwnd, rClient);
if (pt.y < rClient.top || pt.y > rClient.bottom)
return FALSE;
m_ptOrg = pt;
}
else
m_ptOrg = GETPOINT(msg.lParam);
m_hwndTracking = msg.hwnd;
SetState(CAPTURED);
return FALSE;
}
void ReImagePanel::Tick( qreal _delta )
{
bool isDirty = false;
// Update item positioning.
TItemListItor itor = m_itemList.begin();
TItemListItor itorEnd = m_itemList.end();
for( ; itor != itorEnd; ++itor )
{
ReImageItem* item = *itor;
if( NULL != item )
{
static qreal sXSpeed = 200.0f;
static qreal sYSpeed = 200.0f;
int x = item->m_pos.x();
int newX = item->m_newPos.x();
int y = item->m_pos.y();
int newY = item->m_newPos.y();
if( x != newX )
{
bool sign = x < newX;
x += sign ? 10 : -10;
if( sign != ( x < newX ) )
x = newX;
item->m_pos.setX( x );
isDirty = true;
}
if( y != newY )
{
bool sign = y < newY;
y += sign ? 10 : -10;
if( sign != ( y < newY ) )
y = newY;
item->m_pos.setY( y );
isDirty = true;
}
}
}
// Rect enveloping.
if( HasContent() && !IsDragging() )
{
int newViewportOriginX = m_contentOrigin.x();
int newViewportOriginY = m_contentOrigin.y();
QSize bv = GetBv();
if( ReRectEnveloper::sTick( newViewportOriginX, newViewportOriginY, m_contentOrigin.x(), m_contentOrigin.y(),
bv.width(), bv.height(), 0, 0, width(), height(), ReRectEnveloper::EAlign_MiddleH ) )
{
m_contentOrigin.setX( newViewportOriginX );
m_contentOrigin.setY( newViewportOriginY );
isDirty = true;
}
}
if( isDirty )
update();
}
void CTreeFileCtrl::EndDragging(BOOL bCancel)
{
if (IsDragging())
{
KillTimer(m_nTimerID);
CImageList::DragLeave(this);
CImageList::EndDrag();
ReleaseCapture();
delete m_pilDrag;
m_pilDrag = NULL;
//Remove drop target highlighting
SelectDropTarget(NULL);
m_hItemDrop = GetDropTarget(m_hItemDrop);
if (m_hItemDrop == NULL)
return;
if (!bCancel)
{
//Also need to make the change on disk
CString sFromPath = ItemToPath(m_hItemDrag);
CString sToPath = ItemToPath(m_hItemDrop);
int nFromLength = sFromPath.GetLength();
int nToLength = sToPath.GetLength();
SHFILEOPSTRUCT shfo;
ZeroMemory(&shfo, sizeof(SHFILEOPSTRUCT));
shfo.hwnd = GetSafeHwnd();
if ((GetKeyState(VK_CONTROL) & 0x8000))
shfo.wFunc = FO_COPY;
else
shfo.wFunc = FO_MOVE;
shfo.fFlags = FOF_SILENT | FOF_NOCONFIRMMKDIR;
//Undo is not allowed if the SHIFT key is held down
if (!(GetKeyState(VK_SHIFT) & 0x8000))
shfo.fFlags |= FOF_ALLOWUNDO;
TCHAR* pszFrom = new TCHAR[nFromLength + 2];
_tcscpy(pszFrom, sFromPath);
pszFrom[nFromLength+1] = _T('\0');
shfo.pFrom = pszFrom;
TCHAR* pszTo = new TCHAR[nToLength + 2];
_tcscpy(pszTo, sToPath);
pszTo[nToLength+1] = _T('\0');
shfo.pTo = pszTo;
//Let the shell perform the actual deletion
BOOL bSuccess = ((SHFileOperation(&shfo) == 0) && (shfo.fAnyOperationsAborted == FALSE));
//Free up the memory we had allocated
delete [] pszFrom;
delete [] pszTo;
if (bSuccess)
{
//Only copy the item in the tree if there is not an item with the same
//text under m_hItemDrop
CString sText = GetItemText(m_hItemDrag);
if (!HasChildWithText(m_hItemDrop, sText))
{
//Do the actual copy
BOOL bHadChildren = (GetChildItem(m_hItemDrop) != NULL);
CopyBranch(m_hItemDrag, m_hItemDrop);
//Update the children indicator for the folder we just dropped into
if (!bHadChildren)
{
TV_ITEM tvItem;
tvItem.hItem = m_hItemDrop;
tvItem.mask = TVIF_CHILDREN;
tvItem.cChildren = 1;
SetItem(&tvItem);
}
}
BOOL bExpanded = (GetChildItem(m_hItemDrop) != NULL);
if (shfo.wFunc == FO_MOVE)
{
//Get the parent of the item we moved prior to deleting it
HTREEITEM hParent = GetParentItem(m_hItemDrag);
//Delete the item we just moved
DeleteItem(m_hItemDrag);
//Update the children indicator for the item we just dragged from
BOOL bHasChildren = (GetChildItem(hParent) != NULL);
if (hParent && !bHasChildren)
{
TV_ITEM tvItem;
tvItem.hItem = hParent;
tvItem.mask = TVIF_CHILDREN;
tvItem.cChildren = 0;
SetItem(&tvItem);
}
}
SetSelectedPath(sToPath, bExpanded);
}
}
}
}
void SpeedDialThumbnail::OnMouseMove(const OpPoint& point)
{
if (g_widget_globals->captured_widget != this
|| !m_mouse_down_active
|| m_entry->IsEmpty()
|| GetLocked())
return GenericThumbnail::OnMouseMove(point);
if (!IsDragging())
{
const int drag_treshold = 5;
const bool treshold_reached = ((labs(point.x - m_mousedown_point.x) > drag_treshold) ||
(labs(point.y - m_mousedown_point.y) > drag_treshold));
if (treshold_reached)
{
if (StartDragging(point.x, point.y))
{
SetZ(Z_TOP);
}
}
}
if (IsDragging())
{
OpPoint parent_point = point;
parent_point.x += rect.x;
parent_point.y += rect.y;
if (!GetParent()->GetBounds().Contains(parent_point) && !g_drag_manager->IsDragging())
{
if(g_input_manager->GetTouchInputState() & TOUCH_INPUT_ACTIVE)
{
// if this is caused by inertia, we don't want it flying off the viewport, nor
// do we want to start an drag and drop outside Opera with touch
StopDragging();
return;
}
// Stop dragging and start drag'n'drop when we move it out from the viewport.
StopDragging();
if (StartDragging(parent_point.x, parent_point.y) && m_drag_object)
{
// Yes, that's on purpose: reset member first, then call StartDrag().
DesktopDragObject* object = m_drag_object;
m_drag_object = NULL;
// This transfers drag object ownership to OpDragManager:
g_drag_manager->StartDrag(object, NULL, FALSE);
}
return;
}
// Drag the floating thumbnail widget.
int x = rect.x + point.x - m_mousedown_point.x;
int y = rect.y + point.y - m_mousedown_point.y;
SetRect(OpRect(x, y, rect.width, rect.height));
// See if we are hovering over another thumbnail, and if so,
// move the thumbnails to the new positions.
SpeedDialThumbnail *other_sdt = GetDropThumbnail();
if (other_sdt && other_sdt->GetContent()->AcceptsDragDrop(*m_drag_object))
{
other_sdt->GetContent()->HandleDragDrop(*m_drag_object);
int target_pos = g_speeddial_manager->FindSpeedDial(m_entry);
m_drag_object->SetID(target_pos);
GetParent()->Relayout(true, false);
}
}
}
//////////////////
// Handle mousemove: enter DRAGGING state.
//
BOOL CDragDropMgr::OnMouseMove(const MSG& msg)
{
if (!IsCaptured())
return FALSE;
BOOL bLButtonDown = (GetKeyState(VK_LBUTTON) & 0x8000);
BOOL bRButtonDown = (GetKeyState(VK_RBUTTON) & 0x8000);
// check mouse button is still down
if (!bLButtonDown && !bRButtonDown)
{
SetState(NONE);
return FALSE;
}
CWnd* pWnd = CWnd::FromHandle(m_hwndTracking);
CPoint pt = GETPOINT(msg.lParam);
if (IsDragging())
{
// already dragging: move drag image
pWnd->ClientToScreen(&pt); // convert to screen coords
// get new target window if any
m_ddi.pt = pt;
m_pMainWnd->ScreenToClient(&m_ddi.pt); // convert to main window coords
HWND hwndTarget = ::ChildWindowFromPoint(*m_pMainWnd, m_ddi.pt);
if (hwndTarget)
{
m_pMainWnd->ClientToScreen(&m_ddi.pt); // back to screen
ScreenToClient(hwndTarget, &m_ddi.pt); // then to target client coords
}
else
m_ddi.pt.x = m_ddi.pt.y = -10000;
m_ddi.hwndTarget = hwndTarget;
// m_ddi.pt is current pos in client coords of current target window
SendDragMessage(WM_DD_PREDRAGMOVE);
// now move drag image
m_pDragImage->DragMove(pt);
// update ui
UINT nDropEffect = SendDragMessage(WM_DD_DRAGOVER);
// set the cursor
if (!(m_ddi.hwndTarget && IsTargetWnd(m_ddi.hwndTarget)))
nDropEffect = DROPEFFECT_NONE;
HCURSOR hCur = NULL;
if (!m_hInstOle32)
m_hInstOle32 = LoadLibrary(_T("Ole32.dll"));
switch (nDropEffect)
{
case DD_DROPEFFECT_COPY:
hCur = LoadCursor(m_hInstOle32, MAKEINTRESOURCE(3));
break;
case DD_DROPEFFECT_MOVE:
hCur = LoadCursor(m_hInstOle32, MAKEINTRESOURCE(2));
break;
case DD_DROPEFFECT_LINK:
hCur = LoadCursor(m_hInstOle32, MAKEINTRESOURCE(4));
break;
case DD_DROPEFFECT_NONE:
default:
hCur = LoadCursor(m_hInstOle32, MAKEINTRESOURCE(1));
break;
}
if (hCur)
SetCursor(hCur);
}
else // if (IsCaptured())
{
// Not dragging yet: enter drag mode if mouse moves beyond threshhold.
CPoint delta = pt - m_ptOrg;
static CPoint jog(GetSystemMetrics(SM_CXDRAG), GetSystemMetrics(SM_CYDRAG));
if (abs(delta.x) > jog.x || abs(delta.y) > jog.y)
{
m_ddi.hwndSource = m_hwndTracking;
m_ddi.pt = m_ptOrg; // start from ORIGINAL point, not where now
m_ddi.hwndTarget = m_hwndTracking;
m_ddi.pData = NULL;
m_ddi.bLeftDrag = bLButtonDown;
// Send main window a message: enter drag mode.
BOOL bDrag = SendDragMessage(WM_DD_DRAGENTER);
if (bDrag && m_ddi.pData)
{
SetState(bLButtonDown ? LDRAGGING : RDRAGGING); // I am now dragging
OnMouseMove(msg);
CRect rc;
m_pDragImage = m_ddi.pData->CreateDragImage(pWnd, rc);
m_pDragImage->BeginDrag(0, rc.BottomRight());
pWnd->ClientToScreen(&pt);
m_pDragImage->DragEnter(NULL, pt);
}
else
SetState(NONE);
}
}
return TRUE;
}
BOOL CTreeFileCtrl::PreTranslateMessage(MSG* pMsg)
{
// When an item is being edited make sure the edit control
// receives certain important key strokes
if (GetEditControl())
{
::TranslateMessage(pMsg);
::DispatchMessage(pMsg);
return TRUE; // DO NOT process further
}
//Context menu via the keyboard
if ((((pMsg->message == WM_KEYDOWN || pMsg->message == WM_SYSKEYDOWN) && // If we hit a key and
(pMsg->wParam == VK_F10) && (GetKeyState(VK_SHIFT) & ~1)) != 0) || // it's Shift+F10 OR
(pMsg->message == WM_CONTEXTMENU)) // Natural keyboard key
{
CRect rect;
GetItemRect(GetSelectedItem(), rect, TRUE);
ClientToScreen(rect);
OnContextMenu(NULL, rect.CenterPoint());
return TRUE;
}
//Hitting the Escape key, Cancelling drag & drop
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_ESCAPE && IsDragging())
{
EndDragging(TRUE);
return TRUE;
}
//Hitting the Alt-Enter key combination, show the properties sheet
else if (pMsg->message == WM_SYSKEYDOWN && pMsg->wParam == VK_RETURN)
{
OnFileProperties();
return TRUE;
}
//Hitting the Enter key, open the item
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_RETURN)
{
OnFileOpen();
return TRUE;
}
//Hitting the delete key, delete the item
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_DELETE)
{
OnFileDelete();
return TRUE;
}
//hitting the backspace key, go to the parent folder
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_BACK)
{
UpOneLevel();
return TRUE;
}
//hitting the F2 key, being in-place editing of an item
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_F2)
{
OnFileRename();
return TRUE;
}
//hitting the F5 key, force a refresh of the whole tree
else if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_F5)
{
OnViewRefresh();
return TRUE;
}
//Let the parent class do its thing
return CTreeCtrl::PreTranslateMessage(pMsg);
}
void wxHeaderCtrl::OnCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
{
if ( IsDragging() )
CancelDragging();
}
void psSlotManager::Handle( pawsDnDButton* target )
{
if( target==NULL )
{
return;
}
if ( !IsDragging() )
{
// Make sure other code isn't drag-and-dropping a different object.
pawsWidget *dndWidget = PawsManager::GetSingleton().GetDragDropWidget();
if (dndWidget)
{
return;
}
if( (target->GetMaskingImage()==NULL || *(target->GetMaskingImage()->GetName())==0) && (target->GetName()==NULL || *(target->GetName())==0 ) )
{ //there's nothing in this button, don't drag it.
return;
}
pawsDnDButton* widget = new pawsDnDButton();
widget->SetRelativeFrame( 0,0, target->GetDefaultFrame().Width(), target->GetDefaultFrame().Height() );
widget->PlaceItem( target->GetMaskingImage()!=NULL?target->GetMaskingImage()->GetName():NULL, target->GetName(), target->GetToolTip(), target->GetAction() );
if( target->GetMaskingImage()==NULL || *(target->GetMaskingImage()->GetName()) == 0 )
{
widget->SetText(target->GetName());
}
widget->SetBackgroundAlpha(0);
widget->SetParent( NULL );
widget->SetIndexBase( target->GetIndexBase() );
//SetDragDetails(parent, 0);
SetDragDetails(target);
isDragging = true;
PawsManager::GetSingleton().SetDragDropWidget( widget );
}
else if( draggingSlot.stackCount == 0 ) //dragging from a dndbutton
{
//do nothing if it's the same slot and we aren't dragging a split item
if(target == (pawsDnDButton *)draggingSlot.slot )
{
CancelDrag();
return;
}
if ( target->GetDnDLock() ) //state "down" == true == editable
{
target->Clear();
target->SetImageNameCallback( ((pawsDnDButton *)draggingSlot.slot)->GetImageNameCallback() );
target->SetNameCallback( ((pawsDnDButton *)draggingSlot.slot)->GetNameCallback() );
target->SetActionCallback( ((pawsDnDButton *)draggingSlot.slot)->GetActionCallback() );
if( target->PlaceItem( ((pawsDnDButton *)draggingSlot.slot)->GetMaskingImage()!=NULL?((pawsDnDButton *)draggingSlot.slot)->GetMaskingImage()->GetName():NULL, ((pawsDnDButton *)draggingSlot.slot)->GetName(), ((pawsDnDButton *)draggingSlot.slot)->GetToolTip(), ((pawsDnDButton *)draggingSlot.slot)->GetAction() ) )
{
//move key bindings
csString editedCmd;
const psControl* keyBinding;
csString keyName;
uint32 keyButton,
keyMods;
psControl::Device keyDevice;
editedCmd.Format("Shortcut %d",((pawsDnDButton *)draggingSlot.slot)->GetButtonIndex()+1 );
keyBinding = psengine->GetCharControl()->GetTrigger( editedCmd );
if( keyBinding->name.Length()>0 )
{
keyButton = keyBinding->button;
keyMods = keyBinding->mods;
keyDevice = keyBinding->device;
psengine->GetCharControl()->RemapTrigger(editedCmd,psControl::NONE,0,0);
editedCmd.Format("Shortcut %d",target->GetButtonIndex()+1 );
psengine->GetCharControl()->RemapTrigger( editedCmd, keyDevice, keyButton, keyMods );
}
//set text if there's no icon
if( ((pawsDnDButton *)draggingSlot.slot)->GetMaskingImage()==NULL || *(((pawsDnDButton *)draggingSlot.slot)->GetMaskingImage()->GetName()) == 0 )
{
target->SetText( ((pawsDnDButton *)draggingSlot.slot)->GetName() );
}
//clear contents of the originating button
((pawsDnDButton *)draggingSlot.slot)->Clear();
//redraw the parent window to change layout
target->SetParent( ((pawsDnDButton *)draggingSlot.slot)->GetParent() );
target->GetParent()->GetParent()->OnResize(); // parent is the buttonHolder, grandparent is the shortcut window.
}
CancelDrag();
}
}
else //dragging from a Slot
{
CancelDrag();
if( !draggingSlot.Action.IsEmpty() )
{
target->PlaceItem( ((pawsSlot *)draggingSlot.slot)->ImageName(), draggingSlot.toolTip, draggingSlot.toolTip, draggingSlot.Action );
}
else
{
csString t = "/use " + draggingSlot.toolTip;
target->PlaceItem( ((pawsSlot *)draggingSlot.slot)->ImageName(), draggingSlot.toolTip, draggingSlot.toolTip, t );
draggingSlot.stackCount--;
}
}
}
