void SpinControl::OnSpinButton(bool up) {
static const unsigned int SHIFT = 1;
static const unsigned int ALT = 2;
static const unsigned int META = 4;
static const unsigned int CTRLCMD = 8;
double increment = 0.0f;
wxMouseState mouseState = wxGetMouseState();
unsigned int keys = 0;
if (mouseState.ShiftDown())
keys |= SHIFT;
if (mouseState.AltDown())
keys |= ALT;
if (mouseState.MetaDown())
keys |= META;
if (mouseState.ControlDown() || mouseState.CmdDown())
keys |= CTRLCMD;
if (keys == 0)
increment = m_regularIncrement;
else if (keys == SHIFT)
increment = m_shiftIncrement;
else if (keys == CTRLCMD)
increment = m_ctrlIncrement;
double newValue = up ? m_value + increment : m_value - increment;
newValue = AdjustToRange(newValue);
if (DoSetValue(newValue))
DoSendEvent();
m_spin->SetValue(0);
}
// Called when the sash is double-clicked. The default behaviour is to remove
// the sash if the minimum pane size is zero.
void wxSplitWindow::OnDoubleClickSash (int x, int y) {
// new code should handle events instead of using the virtual functions
wxSplitWindowEvent event(wxEVT_COMMAND_SPLITWINDOW_DOUBLECLICKED, this);
event.m_data.pt.x = x;
event.m_data.pt.y = y;
(void)DoSendEvent(event);
}
int wxSplitWindow::OnSashPositionChanging (int newSashPosition) {
// If within UNSPLIT_THRESHOLD from edge, set to edge to cause closure.
//? TODO fix constant value
const int UNSPLIT_THRESHOLD = 4;
// first of all, check if OnSashPositionChange() doesn't forbid this change
if (!OnSashPositionChange (newSashPosition)) return -1; // it does
// Obtain relevant window dimension for bottom / right threshold check
int size = GetWindowSize();
bool unsplit_scenario = false;
if (m_permitUnsplitAlways || m_minimumPaneSize == 0) {
// Do edge detection if unsplit premitted
if (newSashPosition <= UNSPLIT_THRESHOLD) {
// threshold top / left check
newSashPosition = 0;
unsplit_scenario = true;
}
if (newSashPosition >= size - UNSPLIT_THRESHOLD) {
// threshold bottom/right check
newSashPosition = size;
unsplit_scenario = true;
}
}
if (!unsplit_scenario) {
// If resultant pane would be too small, enlarge it
newSashPosition = AdjustSashPosition (newSashPosition);
}
// If the result is out of bounds it means minimum size is too big,
// so split window in half as best compromise.
if (newSashPosition < 0 || newSashPosition > size) newSashPosition = size / 2;
// now let the event handler have it
// TODO: shouldn't we do it before the adjustments above so as to ensure
// that the sash position is always reasonable?
wxSplitWindowEvent event(wxEVT_COMMAND_SPLITWINDOW_SASH_POS_CHANGING, this);
event.m_data.pos = newSashPosition;
if (!DoSendEvent(event)) {
// the event handler vetoed the change
newSashPosition = -1;
}else{
// it could have been changed by it
newSashPosition = event.GetSashPosition();
}
return newSashPosition;
}
// Called when the sash is double-clicked. The default behaviour is to remove
// the sash if the minimum pane size is zero.
void wxSplitterWindow::OnDoubleClickSash(int x, int y)
{
wxCHECK_RET(m_windowTwo, wxT("splitter: no window to remove"));
// new code should handle events instead of using the virtual functions
wxSplitterEvent event(wxEVT_SPLITTER_DOUBLECLICKED, this);
event.m_data.pt.x = x;
event.m_data.pt.y = y;
if ( DoSendEvent(event) )
{
if ( GetMinimumPaneSize() == 0 || m_permitUnsplitAlways )
{
wxWindow* win = m_windowTwo;
if ( Unsplit(win) )
{
wxSplitterEvent unsplitEvent(wxEVT_SPLITTER_UNSPLIT, this);
unsplitEvent.m_data.win = win;
(void)DoSendEvent(unsplitEvent);
}
}
}
//else: blocked by user
}
void wxSplitterWindow::SetSashPositionAndNotify(int sashPos)
{
// we must reset the request here, otherwise the sash would be stuck at
// old position if the user attempted to move the sash after invalid
// (e.g. smaller than minsize) sash position was requested using
// SetSashPosition():
m_requestedSashPosition = INT_MAX;
// note that we must send the event in any case, i.e. even if the sash
// position hasn't changed and DoSetSashPosition() returns false because we
// must generate a CHANGED event at the end of resizing
DoSetSashPosition(sashPos);
wxSplitterEvent event(wxEVT_SPLITTER_SASH_POS_CHANGED, this);
event.m_data.pos = m_sashPosition;
(void)DoSendEvent(event);
}
void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
{
int x = (int)event.GetX(),
y = (int)event.GetY();
if ( GetWindowStyle() & wxSP_NOSASH )
{
event.Skip();
return;
}
bool isLive = IsLive(this);
if (event.LeftDown())
{
if ( SashHitTest(x, y) )
{
// Start the drag now
m_dragMode = wxSPLIT_DRAG_DRAGGING;
// Capture mouse and set the cursor
CaptureMouse();
SetResizeCursor();
if ( !isLive )
{
// remember the initial sash position and draw the initial
// shadow sash
m_sashPositionCurrent = m_sashPosition;
m_oldX = (m_splitMode == wxSPLIT_VERTICAL ? m_sashPositionCurrent : x);
m_oldY = (m_splitMode != wxSPLIT_VERTICAL ? m_sashPositionCurrent : y);
DrawSashTracker(m_oldX, m_oldY);
}
m_ptStart = wxPoint(x,y);
m_sashStart = m_sashPosition;
return;
}
}
else if (event.LeftUp() && m_dragMode == wxSPLIT_DRAG_DRAGGING)
{
// We can stop dragging now and see what we've got.
m_dragMode = wxSPLIT_DRAG_NONE;
// Release mouse and unset the cursor
ReleaseMouse();
SetCursor(* wxSTANDARD_CURSOR);
// exit if unsplit after doubleclick
if ( !IsSplit() )
{
return;
}
// Erase old tracker
if ( !isLive )
{
DrawSashTracker(m_oldX, m_oldY);
}
// the position of the click doesn't exactly correspond to
// m_sashPosition, rather it changes it by the distance by which the
// mouse has moved
int diff = m_splitMode == wxSPLIT_VERTICAL ? x - m_ptStart.x : y - m_ptStart.y;
int posSashNew = OnSashPositionChanging(m_sashStart + diff);
if ( posSashNew == -1 )
{
// change not allowed
return;
}
if ( m_permitUnsplitAlways || m_minimumPaneSize == 0 )
{
// Deal with possible unsplit scenarios
if ( posSashNew == 0 )
{
// We remove the first window from the view
wxWindow *removedWindow = m_windowOne;
m_windowOne = m_windowTwo;
m_windowTwo = NULL;
OnUnsplit(removedWindow);
wxSplitterEvent eventUnsplit(wxEVT_SPLITTER_UNSPLIT, this);
eventUnsplit.m_data.win = removedWindow;
(void)DoSendEvent(eventUnsplit);
SetSashPositionAndNotify(0);
}
else if ( posSashNew == GetWindowSize() )
{
// We remove the second window from the view
wxWindow *removedWindow = m_windowTwo;
m_windowTwo = NULL;
OnUnsplit(removedWindow);
wxSplitterEvent eventUnsplit(wxEVT_SPLITTER_UNSPLIT, this);
eventUnsplit.m_data.win = removedWindow;
(void)DoSendEvent(eventUnsplit);
SetSashPositionAndNotify(0);
}
else
{
SetSashPositionAndNotify(posSashNew);
}
}
else
{
SetSashPositionAndNotify(posSashNew);
}
SizeWindows();
} // left up && dragging
else if ((event.Moving() || event.Leaving() || event.Entering()) && (m_dragMode == wxSPLIT_DRAG_NONE))
{
if ( event.Leaving() || !SashHitTest(x, y) )
OnLeaveSash();
else
OnEnterSash();
}
else if (event.Dragging() && (m_dragMode == wxSPLIT_DRAG_DRAGGING))
{
int diff = m_splitMode == wxSPLIT_VERTICAL ? x - m_ptStart.x : y - m_ptStart.y;
int posSashNew = OnSashPositionChanging(m_sashStart + diff);
if ( posSashNew == -1 )
{
// change not allowed
return;
}
if ( !isLive )
{
if ( posSashNew == m_sashPositionCurrent )
return;
m_sashPositionCurrent = posSashNew;
// Erase old tracker
DrawSashTracker(m_oldX, m_oldY);
m_oldX = (m_splitMode == wxSPLIT_VERTICAL ? m_sashPositionCurrent : x);
m_oldY = (m_splitMode != wxSPLIT_VERTICAL ? m_sashPositionCurrent : y);
#ifdef __WXMSW__
// As we captured the mouse, we may get the mouse events from outside
// our window - for example, negative values in x, y. This has a weird
// consequence under MSW where we use unsigned values sometimes and
// signed ones other times: the coordinates turn as big positive
// numbers and so the sash is drawn on the *right* side of the window
// instead of the left (or bottom instead of top). Correct this.
if ( (short)m_oldX < 0 )
m_oldX = 0;
if ( (short)m_oldY < 0 )
m_oldY = 0;
#endif // __WXMSW__
// Draw new one
DrawSashTracker(m_oldX, m_oldY);
}
else
{
if ( posSashNew == m_sashPosition )
return;
DoSetSashPosition(posSashNew);
// in live mode, the new position is the actual sash position, clear requested position!
m_requestedSashPosition = INT_MAX;
m_needUpdating = true;
}
}
else if ( event.LeftDClick() && m_windowTwo )
{
OnDoubleClickSash(x, y);
}
else
{
event.Skip();
}
}
void SpinControl::OnTextKillFocus(wxFocusEvent& event) {
if (SyncFromText())
DoSendEvent();
event.Skip();
}
void SpinControl::OnTextEnter(wxCommandEvent& event) {
if (SyncFromText())
DoSendEvent();
}
void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
{
int x = (int)event.GetX(),
y = (int)event.GetY();
if (GetWindowStyle() & wxSP_NOSASH)
return;
// with wxSP_LIVE_UPDATE style the splitter windows are always resized
// following the mouse movement while it drags the sash, without it we only
// draw the sash at the new position but only resize the windows when the
// dragging is finished
#if defined( __WXMAC__ ) && TARGET_API_MAC_OSX == 1
bool isLive = true ;
#else
bool isLive = (GetWindowStyleFlag() & wxSP_LIVE_UPDATE) != 0;
#endif
if (event.LeftDown())
{
if ( SashHitTest(x, y) )
{
// Start the drag now
m_dragMode = wxSPLIT_DRAG_DRAGGING;
// Capture mouse and set the cursor
CaptureMouse();
SetResizeCursor();
if ( !isLive )
{
// remember the initial sash position and draw the initial
// shadow sash
m_sashPositionCurrent = m_sashPosition;
DrawSashTracker(x, y);
}
m_oldX = x;
m_oldY = y;
SetResizeCursor();
return;
}
}
else if (event.LeftUp() && m_dragMode == wxSPLIT_DRAG_DRAGGING)
{
// We can stop dragging now and see what we've got.
m_dragMode = wxSPLIT_DRAG_NONE;
// Release mouse and unset the cursor
ReleaseMouse();
SetCursor(* wxSTANDARD_CURSOR);
// exit if unsplit after doubleclick
if ( !IsSplit() )
{
return;
}
// Erase old tracker
if ( !isLive )
{
DrawSashTracker(m_oldX, m_oldY);
}
// the position of the click doesn't exactly correspond to
// m_sashPosition, rather it changes it by the distance by which the
// mouse has moved
int diff = m_splitMode == wxSPLIT_VERTICAL ? x - m_oldX : y - m_oldY;
int posSashOld = isLive ? m_sashPosition : m_sashPositionCurrent;
int posSashNew = OnSashPositionChanging(posSashOld + diff);
if ( posSashNew == -1 )
{
// change not allowed
return;
}
if ( m_permitUnsplitAlways || m_minimumPaneSize == 0 )
{
// Deal with possible unsplit scenarios
if ( posSashNew == 0 )
{
// We remove the first window from the view
wxWindow *removedWindow = m_windowOne;
m_windowOne = m_windowTwo;
m_windowTwo = (wxWindow *) NULL;
OnUnsplit(removedWindow);
wxSplitterEvent event(wxEVT_COMMAND_SPLITTER_UNSPLIT, this);
event.m_data.win = removedWindow;
(void)DoSendEvent(event);
SetSashPositionAndNotify(0);
}
else if ( posSashNew == GetWindowSize() )
{
// We remove the second window from the view
wxWindow *removedWindow = m_windowTwo;
m_windowTwo = (wxWindow *) NULL;
OnUnsplit(removedWindow);
wxSplitterEvent event(wxEVT_COMMAND_SPLITTER_UNSPLIT, this);
event.m_data.win = removedWindow;
(void)DoSendEvent(event);
SetSashPositionAndNotify(0);
}
else
{
SetSashPositionAndNotify(posSashNew);
}
}
else
{
SetSashPositionAndNotify(posSashNew);
}
SizeWindows();
} // left up && dragging
else if ((event.Moving() || event.Leaving() || event.Entering()) && (m_dragMode == wxSPLIT_DRAG_NONE))
{
if ( event.Leaving() || !SashHitTest(x, y) )
OnLeaveSash();
else
OnEnterSash();
}
else if (event.Dragging() && (m_dragMode == wxSPLIT_DRAG_DRAGGING))
{
int diff = m_splitMode == wxSPLIT_VERTICAL ? x - m_oldX : y - m_oldY;
if ( !diff )
{
// nothing to do, mouse didn't really move far enough
return;
}
int posSashOld = isLive ? m_sashPosition : m_sashPositionCurrent;
int posSashNew = OnSashPositionChanging(posSashOld + diff);
if ( posSashNew == -1 )
{
// change not allowed
return;
}
if ( posSashNew == m_sashPosition )
return;
// Erase old tracker
if ( !isLive )
{
DrawSashTracker(m_oldX, m_oldY);
}
if (m_splitMode == wxSPLIT_VERTICAL)
x = posSashNew;
else
y = posSashNew;
// Remember old positions
m_oldX = x;
m_oldY = y;
#ifdef __WXMSW__
// As we captured the mouse, we may get the mouse events from outside
// our window - for example, negative values in x, y. This has a weird
// consequence under MSW where we use unsigned values sometimes and
// signed ones other times: the coordinates turn as big positive
// numbers and so the sash is drawn on the *right* side of the window
// instead of the left (or bottom instead of top). Correct this.
if ( (short)m_oldX < 0 )
m_oldX = 0;
if ( (short)m_oldY < 0 )
m_oldY = 0;
#endif // __WXMSW__
// Draw new one
if ( !isLive )
{
m_sashPositionCurrent = posSashNew;
DrawSashTracker(m_oldX, m_oldY);
}
else
{
DoSetSashPosition(posSashNew);
m_needUpdating = true;
}
}
else if ( event.LeftDClick() && m_windowTwo )
{
OnDoubleClickSash(x, y);
}
}