reworked the editor
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@8687 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík
634
contrib/utils/wxrcedit/splittree.cpp
Normal file
634
contrib/utils/wxrcedit/splittree.cpp
Normal file
@@ -0,0 +1,634 @@
|
||||
/////////////////////////////////////////////////////////////////////////////
|
||||
// Name: splittree.cpp
|
||||
// Purpose: Classes to achieve a remotely-scrolled tree in a splitter
|
||||
// window that can be scrolled by a scrolled window higher in the
|
||||
// hierarchy
|
||||
// Author: Julian Smart
|
||||
// Modified by:
|
||||
// Created: 8/7/2000
|
||||
// RCS-ID: $Id$
|
||||
// Copyright: (c) Julian Smart
|
||||
// Licence: wxWindows licence
|
||||
/////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
// ============================================================================
|
||||
// declarations
|
||||
// ============================================================================
|
||||
|
||||
// ----------------------------------------------------------------------------
|
||||
// headers
|
||||
// ----------------------------------------------------------------------------
|
||||
#ifdef __GNUG__
|
||||
#pragma implementation "splittree.h"
|
||||
#endif
|
||||
|
||||
// For compilers that support precompilation, includes "wx/wx.h".
|
||||
#include "wx/wxprec.h"
|
||||
|
||||
#ifdef __BORLANDC__
|
||||
#pragma hdrstop
|
||||
#endif
|
||||
|
||||
// for all others, include the necessary headers (this file is usually all you
|
||||
// need because it includes almost all "standard" wxWindows headers)
|
||||
#ifndef WX_PRECOMP
|
||||
#include "wx/wx.h"
|
||||
#endif
|
||||
|
||||
#include "wx/generic/treectlg.h"
|
||||
|
||||
#include "splittree.h"
|
||||
|
||||
/*
|
||||
* wxRemotelyScrolledTreeCtrl
|
||||
*/
|
||||
|
||||
#if USE_GENERIC_TREECTRL
|
||||
IMPLEMENT_CLASS(wxRemotelyScrolledTreeCtrl, wxGenericTreeCtrl)
|
||||
#else
|
||||
IMPLEMENT_CLASS(wxRemotelyScrolledTreeCtrl, wxTreeCtrl)
|
||||
#endif
|
||||
|
||||
#if USE_GENERIC_TREECTRL
|
||||
BEGIN_EVENT_TABLE(wxRemotelyScrolledTreeCtrl, wxGenericTreeCtrl)
|
||||
#else
|
||||
BEGIN_EVENT_TABLE(wxRemotelyScrolledTreeCtrl, wxTreeCtrl)
|
||||
#endif
|
||||
EVT_SIZE(wxRemotelyScrolledTreeCtrl::OnSize)
|
||||
EVT_TREE_ITEM_EXPANDED(-1, wxRemotelyScrolledTreeCtrl::OnExpand)
|
||||
EVT_TREE_ITEM_COLLAPSED(-1, wxRemotelyScrolledTreeCtrl::OnExpand)
|
||||
EVT_SCROLLWIN(wxRemotelyScrolledTreeCtrl::OnScroll)
|
||||
END_EVENT_TABLE()
|
||||
|
||||
wxRemotelyScrolledTreeCtrl::wxRemotelyScrolledTreeCtrl(wxWindow* parent, wxWindowID id, const wxPoint& pt,
|
||||
const wxSize& sz, long style):
|
||||
wxTreeCtrl(parent, id, pt, sz, style)
|
||||
{
|
||||
m_companionWindow = NULL;
|
||||
}
|
||||
|
||||
wxRemotelyScrolledTreeCtrl::~wxRemotelyScrolledTreeCtrl()
|
||||
{
|
||||
}
|
||||
|
||||
void wxRemotelyScrolledTreeCtrl::HideVScrollbar()
|
||||
{
|
||||
#ifdef __WXMSW__
|
||||
if (!IsKindOf(CLASSINFO(wxGenericTreeCtrl)))
|
||||
{
|
||||
::ShowScrollBar((HWND) GetHWND(), SB_VERT, FALSE);
|
||||
}
|
||||
else
|
||||
#endif
|
||||
{
|
||||
// Implicit in overriding SetScrollbars
|
||||
}
|
||||
}
|
||||
|
||||
// Number of pixels per user unit (0 or -1 for no scrollbar)
|
||||
// Length of virtual canvas in user units
|
||||
// Length of page in user units
|
||||
void wxRemotelyScrolledTreeCtrl::SetScrollbars(int pixelsPerUnitX, int pixelsPerUnitY,
|
||||
int noUnitsX, int noUnitsY,
|
||||
int xPos, int yPos,
|
||||
bool noRefresh)
|
||||
{
|
||||
if (IsKindOf(CLASSINFO(wxGenericTreeCtrl)))
|
||||
{
|
||||
wxGenericTreeCtrl* win = (wxGenericTreeCtrl*) this;
|
||||
win->wxGenericTreeCtrl::SetScrollbars(pixelsPerUnitX, 0, noUnitsX, 0, xPos, 0, noRefresh);
|
||||
|
||||
wxScrolledWindow* scrolledWindow = GetScrolledWindow();
|
||||
if (scrolledWindow)
|
||||
{
|
||||
scrolledWindow->SetScrollbars(0, pixelsPerUnitY, 0, noUnitsY, 0, yPos, noRefresh);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// In case we're using the generic tree control.
|
||||
int wxRemotelyScrolledTreeCtrl::GetScrollPos(int orient) const
|
||||
{
|
||||
wxScrolledWindow* scrolledWindow = GetScrolledWindow();
|
||||
|
||||
if (IsKindOf(CLASSINFO(wxGenericTreeCtrl)))
|
||||
{
|
||||
wxGenericTreeCtrl* win = (wxGenericTreeCtrl*) this;
|
||||
|
||||
if (orient == wxHORIZONTAL)
|
||||
return win->wxGenericTreeCtrl::GetScrollPos(orient);
|
||||
else
|
||||
{
|
||||
return scrolledWindow->GetScrollPos(orient);
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
// In case we're using the generic tree control.
|
||||
// Get the view start
|
||||
void wxRemotelyScrolledTreeCtrl::GetViewStart(int *x, int *y) const
|
||||
{
|
||||
wxScrolledWindow* scrolledWindow = GetScrolledWindow();
|
||||
|
||||
if (IsKindOf(CLASSINFO(wxGenericTreeCtrl)))
|
||||
{
|
||||
|
||||
wxGenericTreeCtrl* win = (wxGenericTreeCtrl*) this;
|
||||
int x1, y1, x2, y2;
|
||||
win->wxGenericTreeCtrl::GetViewStart(& x1, & y1);
|
||||
* x = x1; * y = y1;
|
||||
if (!scrolledWindow)
|
||||
return;
|
||||
|
||||
scrolledWindow->GetViewStart(& x2, & y2);
|
||||
* y = y2;
|
||||
}
|
||||
else
|
||||
{
|
||||
// x is wrong since the horizontal scrollbar is controlled by the
|
||||
// tree control, but we probably don't need it.
|
||||
scrolledWindow->GetViewStart(x, y);
|
||||
}
|
||||
}
|
||||
|
||||
// In case we're using the generic tree control.
|
||||
void wxRemotelyScrolledTreeCtrl::PrepareDC(wxDC& dc)
|
||||
{
|
||||
if (IsKindOf(CLASSINFO(wxGenericTreeCtrl)))
|
||||
{
|
||||
wxScrolledWindow* scrolledWindow = GetScrolledWindow();
|
||||
|
||||
wxGenericTreeCtrl* win = (wxGenericTreeCtrl*) this;
|
||||
|
||||
int startX, startY;
|
||||
GetViewStart(& startX, & startY);
|
||||
|
||||
int xppu1, yppu1, xppu2, yppu2;
|
||||
win->wxGenericTreeCtrl::GetScrollPixelsPerUnit(& xppu1, & yppu1);
|
||||
scrolledWindow->GetScrollPixelsPerUnit(& xppu2, & yppu2);
|
||||
|
||||
dc.SetDeviceOrigin( -startX * xppu1, -startY * yppu2 );
|
||||
dc.SetUserScale( win->GetScaleX(), win->GetScaleY() );
|
||||
}
|
||||
}
|
||||
|
||||
// Scroll to the given line (in scroll units where each unit is
|
||||
// the height of an item)
|
||||
void wxRemotelyScrolledTreeCtrl::ScrollToLine(int posHoriz, int posVert)
|
||||
{
|
||||
#ifdef __WXMSW__
|
||||
if (!IsKindOf(CLASSINFO(wxGenericTreeCtrl)))
|
||||
{
|
||||
UINT sbCode = SB_THUMBPOSITION;
|
||||
HWND vertScrollBar = 0;
|
||||
MSWDefWindowProc((WXUINT) WM_VSCROLL, MAKELONG(sbCode, posVert), (WXHWND) vertScrollBar);
|
||||
}
|
||||
else
|
||||
#endif
|
||||
{
|
||||
wxGenericTreeCtrl* win = (wxGenericTreeCtrl*) this;
|
||||
win->Refresh();
|
||||
/* Doesn't work yet because scrolling is ignored by Scroll
|
||||
int xppu, yppu;
|
||||
wxScrolledWindow* scrolledWindow = GetScrolledWindow();
|
||||
if (scrolledWindow)
|
||||
{
|
||||
scrolledWindow->GetScrollPixelsPerUnit(& xppu, & yppu);
|
||||
win->Scroll(-1, posVert*yppu);
|
||||
}
|
||||
*/
|
||||
}
|
||||
}
|
||||
|
||||
void wxRemotelyScrolledTreeCtrl::OnSize(wxSizeEvent& event)
|
||||
{
|
||||
HideVScrollbar();
|
||||
AdjustRemoteScrollbars();
|
||||
event.Skip();
|
||||
}
|
||||
|
||||
void wxRemotelyScrolledTreeCtrl::OnExpand(wxTreeEvent& event)
|
||||
{
|
||||
AdjustRemoteScrollbars();
|
||||
event.Skip();
|
||||
|
||||
// If we don't have this, we get some bits of lines still remaining
|
||||
if (event.GetEventType() == wxEVT_COMMAND_TREE_ITEM_COLLAPSED)
|
||||
Refresh();
|
||||
|
||||
// Pass on the event
|
||||
if (m_companionWindow)
|
||||
m_companionWindow->GetEventHandler()->ProcessEvent(event);
|
||||
}
|
||||
|
||||
// Adjust the containing wxScrolledWindow's scrollbars appropriately
|
||||
void wxRemotelyScrolledTreeCtrl::AdjustRemoteScrollbars()
|
||||
{
|
||||
if (IsKindOf(CLASSINFO(wxGenericTreeCtrl)))
|
||||
{
|
||||
// This is for the generic tree control.
|
||||
// It calls SetScrollbars which has been overridden
|
||||
// to adjust the parent scrolled window vertical
|
||||
// scrollbar.
|
||||
((wxGenericTreeCtrl*) this)->AdjustMyScrollbars();
|
||||
return;
|
||||
}
|
||||
else
|
||||
{
|
||||
// This is for the wxMSW tree control
|
||||
wxScrolledWindow* scrolledWindow = GetScrolledWindow();
|
||||
if (scrolledWindow)
|
||||
{
|
||||
wxRect itemRect;
|
||||
if (GetBoundingRect(GetRootItem(), itemRect))
|
||||
{
|
||||
int itemHeight = itemRect.GetHeight();
|
||||
|
||||
int w, h;
|
||||
GetClientSize(&w, &h);
|
||||
|
||||
wxRect rect(0, 0, 0, 0);
|
||||
CalcTreeSize(rect);
|
||||
int treeViewHeight = rect.GetHeight()/itemHeight;
|
||||
|
||||
int scrollPixelsPerLine = itemHeight;
|
||||
int scrollPos = - (itemRect.y / itemHeight);
|
||||
|
||||
scrolledWindow->SetScrollbars(0, scrollPixelsPerLine, 0, treeViewHeight, 0, scrollPos);
|
||||
|
||||
// Ensure that when a scrollbar becomes hidden or visible,
|
||||
// the contained window sizes are right.
|
||||
// Problem: this is called too early (?)
|
||||
wxSizeEvent event(scrolledWindow->GetSize(), scrolledWindow->GetId());
|
||||
scrolledWindow->GetEventHandler()->ProcessEvent(event);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Calculate the area that contains both rectangles
|
||||
static wxRect CombineRectangles(const wxRect& rect1, const wxRect& rect2)
|
||||
{
|
||||
wxRect rect;
|
||||
|
||||
int right1 = rect1.GetRight();
|
||||
int bottom1 = rect1.GetBottom();
|
||||
int right2 = rect2.GetRight();
|
||||
int bottom2 = rect2.GetBottom();
|
||||
|
||||
wxPoint topLeft = wxPoint(wxMin(rect1.x, rect2.x), wxMin(rect1.y, rect2.y));
|
||||
wxPoint bottomRight = wxPoint(wxMax(right1, right2), wxMax(bottom1, bottom2));
|
||||
|
||||
rect.x = topLeft.x; rect.y = topLeft.y;
|
||||
rect.SetRight(bottomRight.x);
|
||||
rect.SetBottom(bottomRight.y);
|
||||
|
||||
return rect;
|
||||
}
|
||||
|
||||
|
||||
// Calculate the tree overall size so we can set the scrollbar
|
||||
// correctly
|
||||
void wxRemotelyScrolledTreeCtrl::CalcTreeSize(wxRect& rect)
|
||||
{
|
||||
CalcTreeSize(GetRootItem(), rect);
|
||||
}
|
||||
|
||||
void wxRemotelyScrolledTreeCtrl::CalcTreeSize(const wxTreeItemId& id, wxRect& rect)
|
||||
{
|
||||
// TODO: implement GetFirst/NextVisibleItem
|
||||
// for wxGenericTreeCtrl, plus GetBoundingRect.
|
||||
|
||||
// More efficient implementation would be to find the last item (but how?)
|
||||
// Q: is the bounding rect relative to the top of the virtual tree workspace
|
||||
// or the top of the window? How would we convert?
|
||||
wxRect itemSize;
|
||||
if (GetBoundingRect(id, itemSize))
|
||||
{
|
||||
rect = CombineRectangles(rect, itemSize);
|
||||
}
|
||||
|
||||
long cookie;
|
||||
wxTreeItemId childId = GetFirstChild(id, cookie);
|
||||
while (childId != 0)
|
||||
{
|
||||
CalcTreeSize(childId, rect);
|
||||
childId = GetNextChild(childId, cookie);
|
||||
}
|
||||
}
|
||||
|
||||
// Find the scrolled window that contains this control
|
||||
wxScrolledWindow* wxRemotelyScrolledTreeCtrl::GetScrolledWindow() const
|
||||
{
|
||||
wxWindow* parent = wxWindow::GetParent();
|
||||
while (parent)
|
||||
{
|
||||
if (parent->IsKindOf(CLASSINFO(wxScrolledWindow)))
|
||||
return (wxScrolledWindow*) parent;
|
||||
parent = parent->GetParent();
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
void wxRemotelyScrolledTreeCtrl::OnScroll(wxScrollWinEvent& event)
|
||||
{
|
||||
int orient = event.GetOrientation();
|
||||
if (orient == wxHORIZONTAL)
|
||||
{
|
||||
event.Skip();
|
||||
return;
|
||||
}
|
||||
wxScrolledWindow* scrollWin = GetScrolledWindow();
|
||||
if (!scrollWin)
|
||||
return;
|
||||
|
||||
int x, y;
|
||||
scrollWin->GetViewStart(& x, & y);
|
||||
|
||||
ScrollToLine(-1, y);
|
||||
}
|
||||
|
||||
/*
|
||||
* wxTreeCompanionWindow
|
||||
*
|
||||
* A window displaying values associated with tree control items.
|
||||
*/
|
||||
|
||||
IMPLEMENT_CLASS(wxTreeCompanionWindow, wxWindow)
|
||||
|
||||
BEGIN_EVENT_TABLE(wxTreeCompanionWindow, wxWindow)
|
||||
EVT_PAINT(wxTreeCompanionWindow::OnPaint)
|
||||
EVT_SCROLLWIN(wxTreeCompanionWindow::OnScroll)
|
||||
EVT_TREE_ITEM_EXPANDED(-1, wxTreeCompanionWindow::OnExpand)
|
||||
EVT_TREE_ITEM_COLLAPSED(-1, wxTreeCompanionWindow::OnExpand)
|
||||
END_EVENT_TABLE()
|
||||
|
||||
wxTreeCompanionWindow::wxTreeCompanionWindow(wxWindow* parent, wxWindowID id,
|
||||
const wxPoint& pos,
|
||||
const wxSize& sz,
|
||||
long style):
|
||||
wxWindow(parent, id, pos, sz, style)
|
||||
{
|
||||
m_treeCtrl = NULL;
|
||||
}
|
||||
|
||||
void wxTreeCompanionWindow::DrawItem(wxDC& dc, wxTreeItemId id, const wxRect& rect)
|
||||
{
|
||||
// TEST CODE
|
||||
#if 1
|
||||
if (m_treeCtrl)
|
||||
{
|
||||
wxString text = m_treeCtrl->GetItemText(id);
|
||||
dc.SetTextForeground(* wxBLACK);
|
||||
dc.SetBackgroundMode(wxTRANSPARENT);
|
||||
|
||||
int textW, textH;
|
||||
dc.GetTextExtent(text, & textW, & textH);
|
||||
|
||||
int x = 5;
|
||||
int y = rect.GetY() + wxMax(0, (rect.GetHeight() - textH) / 2);
|
||||
|
||||
dc.DrawText(text, x, y);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
void wxTreeCompanionWindow::OnPaint(wxPaintEvent& event)
|
||||
{
|
||||
wxPaintDC dc(this);
|
||||
|
||||
if (!m_treeCtrl)
|
||||
return;
|
||||
|
||||
wxPen pen(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID);
|
||||
dc.SetPen(pen);
|
||||
dc.SetBrush(* wxTRANSPARENT_BRUSH);
|
||||
wxFont font(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
|
||||
dc.SetFont(font);
|
||||
|
||||
wxSize clientSize = GetClientSize();
|
||||
wxRect itemRect;
|
||||
int cy=0;
|
||||
wxTreeItemId h, lastH;
|
||||
for(h=m_treeCtrl->GetFirstVisibleItem();h;h=m_treeCtrl->GetNextVisible(h))
|
||||
{
|
||||
if (m_treeCtrl->GetBoundingRect(h, itemRect))
|
||||
{
|
||||
cy = itemRect.GetTop();
|
||||
wxRect drawItemRect(0, cy, clientSize.x, itemRect.GetHeight());
|
||||
|
||||
lastH = h;
|
||||
|
||||
// Draw the actual item
|
||||
DrawItem(dc, h, drawItemRect);
|
||||
dc.DrawLine(0, cy, clientSize.x, cy);
|
||||
}
|
||||
}
|
||||
if (lastH.IsOk() && m_treeCtrl->GetBoundingRect(lastH, itemRect))
|
||||
{
|
||||
cy = itemRect.GetBottom();
|
||||
dc.DrawLine(0, cy, clientSize.x, cy);
|
||||
}
|
||||
}
|
||||
|
||||
void wxTreeCompanionWindow::OnScroll(wxScrollWinEvent& event)
|
||||
{
|
||||
int orient = event.GetOrientation();
|
||||
if (orient == wxHORIZONTAL)
|
||||
{
|
||||
event.Skip();
|
||||
return;
|
||||
}
|
||||
if (!m_treeCtrl)
|
||||
return;
|
||||
|
||||
// TODO: scroll the window physically instead of just refreshing.
|
||||
Refresh(TRUE);
|
||||
}
|
||||
|
||||
void wxTreeCompanionWindow::OnExpand(wxTreeEvent& event)
|
||||
{
|
||||
// TODO: something more optimized than simply refresh the whole
|
||||
// window when the tree is expanded/collapsed. Tricky.
|
||||
Refresh();
|
||||
}
|
||||
|
||||
/*
|
||||
* wxThinSplitterWindow
|
||||
*/
|
||||
|
||||
IMPLEMENT_CLASS(wxThinSplitterWindow, wxSplitterWindow)
|
||||
|
||||
BEGIN_EVENT_TABLE(wxThinSplitterWindow, wxSplitterWindow)
|
||||
EVT_SIZE(wxThinSplitterWindow::OnSize)
|
||||
END_EVENT_TABLE()
|
||||
|
||||
wxThinSplitterWindow::wxThinSplitterWindow(wxWindow* parent, wxWindowID id,
|
||||
const wxPoint& pos,
|
||||
const wxSize& sz,
|
||||
long style):
|
||||
wxSplitterWindow(parent, id, pos, sz, style)
|
||||
{
|
||||
}
|
||||
|
||||
void wxThinSplitterWindow::SizeWindows()
|
||||
{
|
||||
// The client size may have changed inbetween
|
||||
// the sizing of the first window and the sizing of
|
||||
// the second. So repeat SizeWindows.
|
||||
wxSplitterWindow::SizeWindows();
|
||||
wxSplitterWindow::SizeWindows();
|
||||
}
|
||||
|
||||
// Tests for x, y over sash
|
||||
bool wxThinSplitterWindow::SashHitTest(int x, int y, int tolerance)
|
||||
{
|
||||
return wxSplitterWindow::SashHitTest(x, y, 4);
|
||||
}
|
||||
|
||||
void wxThinSplitterWindow::DrawSash(wxDC& dc)
|
||||
{
|
||||
if ( m_sashPosition == 0 || !m_windowTwo)
|
||||
return;
|
||||
if (GetWindowStyle() & wxSP_NOSASH)
|
||||
return;
|
||||
|
||||
int w, h;
|
||||
GetClientSize(&w, &h);
|
||||
|
||||
if ( m_splitMode == wxSPLIT_VERTICAL )
|
||||
{
|
||||
dc.SetPen(* m_facePen);
|
||||
dc.SetBrush(* m_faceBrush);
|
||||
int h1 = h-1;
|
||||
int y1 = 0;
|
||||
if ( (GetWindowStyleFlag() & wxSP_BORDER) != wxSP_BORDER && (GetWindowStyleFlag() & wxSP_3DBORDER) != wxSP_3DBORDER )
|
||||
h1 += 1; // Not sure why this is necessary...
|
||||
if ( (GetWindowStyleFlag() & wxSP_3DBORDER) == wxSP_3DBORDER)
|
||||
{
|
||||
y1 = 2; h1 -= 3;
|
||||
}
|
||||
dc.DrawRectangle(m_sashPosition, y1, m_sashSize, h1);
|
||||
}
|
||||
else
|
||||
{
|
||||
dc.SetPen(* m_facePen);
|
||||
dc.SetBrush(* m_faceBrush);
|
||||
int w1 = w-1;
|
||||
int x1 = 0;
|
||||
if ( (GetWindowStyleFlag() & wxSP_BORDER) != wxSP_BORDER && (GetWindowStyleFlag() & wxSP_3DBORDER) != wxSP_3DBORDER )
|
||||
w1 ++;
|
||||
if ( (GetWindowStyleFlag() & wxSP_3DBORDER) == wxSP_3DBORDER)
|
||||
{
|
||||
x1 = 2; w1 -= 3;
|
||||
}
|
||||
dc.DrawRectangle(x1, m_sashPosition, w1, m_sashSize);
|
||||
}
|
||||
|
||||
dc.SetPen(wxNullPen);
|
||||
dc.SetBrush(wxNullBrush);
|
||||
}
|
||||
|
||||
void wxThinSplitterWindow::OnSize(wxSizeEvent& event)
|
||||
{
|
||||
wxSplitterWindow::OnSize(event);
|
||||
}
|
||||
|
||||
/*
|
||||
* wxSplitterScrolledWindow
|
||||
*/
|
||||
|
||||
IMPLEMENT_CLASS(wxSplitterScrolledWindow, wxScrolledWindow)
|
||||
|
||||
BEGIN_EVENT_TABLE(wxSplitterScrolledWindow, wxScrolledWindow)
|
||||
EVT_SCROLLWIN(wxSplitterScrolledWindow::OnScroll)
|
||||
EVT_SIZE(wxSplitterScrolledWindow::OnSize)
|
||||
END_EVENT_TABLE()
|
||||
|
||||
wxSplitterScrolledWindow::wxSplitterScrolledWindow(wxWindow* parent, wxWindowID id,
|
||||
const wxPoint& pos,
|
||||
const wxSize& sz,
|
||||
long style):
|
||||
wxScrolledWindow(parent, id, pos, sz, style)
|
||||
{
|
||||
}
|
||||
|
||||
void wxSplitterScrolledWindow::OnSize(wxSizeEvent& event)
|
||||
{
|
||||
wxSize sz = GetClientSize();
|
||||
if (GetChildren().First())
|
||||
{
|
||||
((wxWindow*) GetChildren().First()->Data())->SetSize(0, 0, sz.x, sz.y);
|
||||
}
|
||||
}
|
||||
|
||||
void wxSplitterScrolledWindow::OnScroll(wxScrollWinEvent& event)
|
||||
{
|
||||
// Ensure that events being propagated back up the window hierarchy
|
||||
// don't cause an infinite loop
|
||||
static bool inOnScroll = FALSE;
|
||||
if (inOnScroll)
|
||||
return;
|
||||
inOnScroll = TRUE;
|
||||
|
||||
int orient = event.GetOrientation();
|
||||
|
||||
int nScrollInc = CalcScrollInc(event);
|
||||
if (nScrollInc == 0)
|
||||
{
|
||||
inOnScroll = FALSE;
|
||||
return;
|
||||
}
|
||||
|
||||
if (orient == wxHORIZONTAL)
|
||||
{
|
||||
inOnScroll = FALSE;
|
||||
event.Skip();
|
||||
return;
|
||||
#if 0
|
||||
int newPos = m_xScrollPosition + nScrollInc;
|
||||
SetScrollPos(wxHORIZONTAL, newPos, TRUE );
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
int newPos = m_yScrollPosition + nScrollInc;
|
||||
SetScrollPos(wxVERTICAL, newPos, TRUE );
|
||||
}
|
||||
|
||||
if (orient == wxHORIZONTAL)
|
||||
{
|
||||
m_xScrollPosition += nScrollInc;
|
||||
}
|
||||
else
|
||||
{
|
||||
m_yScrollPosition += nScrollInc;
|
||||
}
|
||||
|
||||
// Find targets in splitter window and send the event to them
|
||||
wxNode* node = GetChildren().First();
|
||||
while (node)
|
||||
{
|
||||
wxWindow* child = (wxWindow*) node->Data();
|
||||
if (child->IsKindOf(CLASSINFO(wxSplitterWindow)))
|
||||
{
|
||||
wxSplitterWindow* splitter = (wxSplitterWindow*) child;
|
||||
if (splitter->GetWindow1())
|
||||
splitter->GetWindow1()->ProcessEvent(event);
|
||||
if (splitter->GetWindow2())
|
||||
splitter->GetWindow2()->ProcessEvent(event);
|
||||
break;
|
||||
}
|
||||
node = node->Next();
|
||||
}
|
||||
|
||||
#ifdef __WXMAC__
|
||||
m_targetWindow->MacUpdateImmediately() ;
|
||||
#endif
|
||||
|
||||
inOnScroll = FALSE;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user