/////////////////////////////////////////////////////////////////////////////
-// Name: laywin.cpp
+// Name: src/generic/laywin.cpp
// Purpose: Implements a simple layout algorithm, plus
// wxSashLayoutWindow which is an example of a window with
// layout-awareness (via event handlers). This is suited to
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
-// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "laywin.h"
-#endif
-
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#endif
#ifndef WX_PRECOMP
-#include "wx/wx.h"
-#include "wx/mdi.h"
+ #include "wx/frame.h"
#endif
#include "wx/laywin.h"
+#include "wx/mdi.h"
+
IMPLEMENT_DYNAMIC_CLASS(wxQueryLayoutInfoEvent, wxEvent)
IMPLEMENT_DYNAMIC_CLASS(wxCalculateLayoutEvent, wxEvent)
-IMPLEMENT_CLASS(wxSashLayoutWindow, wxSashWindow)
+wxDEFINE_EVENT( wxEVT_QUERY_LAYOUT_INFO, wxQueryLayoutInfoEvent );
+wxDEFINE_EVENT( wxEVT_CALCULATE_LAYOUT, wxCalculateLayoutEvent );
+
+
+// ----------------------------------------------------------------------------
+// wxSashLayoutWindow
+// ----------------------------------------------------------------------------
+#if wxUSE_SASH
+IMPLEMENT_CLASS(wxSashLayoutWindow, wxSashWindow)
BEGIN_EVENT_TABLE(wxSashLayoutWindow, wxSashWindow)
EVT_CALCULATE_LAYOUT(wxSashLayoutWindow::OnCalculateLayout)
EVT_QUERY_LAYOUT_INFO(wxSashLayoutWindow::OnQueryLayoutInfo)
END_EVENT_TABLE()
-wxSashLayoutWindow::wxSashLayoutWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos,
- const wxSize& size, long style, const wxString& name):
- wxSashWindow(parent, id, pos, size, style, name)
+bool wxSashLayoutWindow::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos,
+ const wxSize& size, long style, const wxString& name)
+{
+ return wxSashWindow::Create(parent, id, pos, size, style, name);
+}
+
+void wxSashLayoutWindow::Init()
{
m_orientation = wxLAYOUT_HORIZONTAL;
m_alignment = wxLAYOUT_TOP;
+#ifdef __WXMAC__
+ MacSetClipChildren( true ) ;
+#endif
}
-// These are the functions that wxWin will call to ascertain the window
+// This is the function that wxLayoutAlgorithm calls to ascertain the window
// dimensions.
void wxSashLayoutWindow::OnQueryLayoutInfo(wxQueryLayoutInfoEvent& event)
{
- int flags = event.GetFlags();
+ // int flags = event.GetFlags();
int requestedLength = event.GetRequestedLength();
- // This code won't be in the final thing, it's just so we don't have to give it
- // real windows: mock up some dimensions.
-
event.SetOrientation(m_orientation);
event.SetAlignment(m_alignment);
// Called by parent to allow window to take a bit out of the
// client rectangle, and size itself if not in wxLAYOUT_QUERY mode.
-// Will eventually be an event.
void wxSashLayoutWindow::OnCalculateLayout(wxCalculateLayoutEvent& event)
{
clientSize.height -= thisRect.height;
break;
}
+ case wxLAYOUT_NONE:
+ {
+ break;
+ }
+
}
if ((flags & wxLAYOUT_QUERY) == 0)
{
// If not in query mode, resize the window.
// TODO: add wxRect& form to wxWindow::SetSize
+ wxSize sz2 = GetSize();
+ wxPoint pos = GetPosition();
SetSize(thisRect.x, thisRect.y, thisRect.width, thisRect.height);
+
+ // Make sure the sash is erased when the window is resized
+ if ((pos.x != thisRect.x || pos.y != thisRect.y || sz2.x != thisRect.width || sz2.y != thisRect.height) &&
+ (GetSashVisible(wxSASH_TOP) || GetSashVisible(wxSASH_RIGHT) || GetSashVisible(wxSASH_BOTTOM) || GetSashVisible(wxSASH_LEFT)))
+ Refresh(true);
+
}
event.SetRect(clientSize);
}
+#endif // wxUSE_SASH
+
-/*
- * wxLayoutAlgorithm
- */
+// ----------------------------------------------------------------------------
+// wxLayoutAlgorithm
+// ----------------------------------------------------------------------------
+
+#if wxUSE_MDI_ARCHITECTURE
// Lays out windows for an MDI frame. The MDI client area gets what's left
// over.
-bool wxLayoutAlgorithm::LayoutMDIFrame(wxMDIParentFrame* frame)
+bool wxLayoutAlgorithm::LayoutMDIFrame(wxMDIParentFrame* frame, wxRect* r)
{
int cw, ch;
frame->GetClientSize(& cw, & ch);
wxRect rect(0, 0, cw, ch);
+ if (r)
+ rect = * r;
wxCalculateLayoutEvent event;
event.SetRect(rect);
- wxNode* node = frame->GetChildren()->First();
+ wxWindowList::compatibility_iterator node = frame->GetChildren().GetFirst();
while (node)
{
- wxWindow* win = (wxWindow*) node->Data();
+ wxWindow* win = node->GetData();
event.SetId(win->GetId());
event.SetEventObject(win);
win->GetEventHandler()->ProcessEvent(event);
- node = node->Next();
+ node = node->GetNext();
}
wxWindow* clientWindow = frame->GetClientWindow();
clientWindow->SetSize(rect.x, rect.y, rect.width, rect.height);
- return TRUE;
+ return true;
}
-// Layout algorithm for normal frame. mainWindow gets what's left over.
+#endif // wxUSE_MDI_ARCHITECTURE
+
bool wxLayoutAlgorithm::LayoutFrame(wxFrame* frame, wxWindow* mainWindow)
{
+ return LayoutWindow(frame, mainWindow);
+}
+
+// Layout algorithm for any window. mainWindow gets what's left over.
+bool wxLayoutAlgorithm::LayoutWindow(wxWindow* parent, wxWindow* mainWindow)
+{
+ // Test if the parent is a sash window, and if so,
+ // reduce the available space to allow space for any active edges.
+
+ int leftMargin = 0, rightMargin = 0, topMargin = 0, bottomMargin = 0;
+#if wxUSE_SASH
+ if (wxDynamicCast(parent, wxSashWindow))
+ {
+ wxSashWindow* sashWindow = (wxSashWindow*) parent;
+
+ leftMargin = sashWindow->GetExtraBorderSize();
+ rightMargin = sashWindow->GetExtraBorderSize();
+ topMargin = sashWindow->GetExtraBorderSize();
+ bottomMargin = sashWindow->GetExtraBorderSize();
+
+ if (sashWindow->GetSashVisible(wxSASH_LEFT))
+ leftMargin += sashWindow->GetDefaultBorderSize();
+ if (sashWindow->GetSashVisible(wxSASH_RIGHT))
+ rightMargin += sashWindow->GetDefaultBorderSize();
+ if (sashWindow->GetSashVisible(wxSASH_TOP))
+ topMargin += sashWindow->GetDefaultBorderSize();
+ if (sashWindow->GetSashVisible(wxSASH_BOTTOM))
+ bottomMargin += sashWindow->GetDefaultBorderSize();
+ }
+#endif // wxUSE_SASH
+
int cw, ch;
- frame->GetClientSize(& cw, & ch);
+ parent->GetClientSize(& cw, & ch);
- wxRect rect(0, 0, cw, ch);
+ wxRect rect(leftMargin, topMargin, cw - leftMargin - rightMargin, ch - topMargin - bottomMargin);
wxCalculateLayoutEvent event;
event.SetRect(rect);
- wxNode* node = frame->GetChildren()->First();
+ // Find the last layout-aware window, so we can make it fill all remaining
+ // space.
+ wxWindow *lastAwareWindow = NULL;
+ wxWindowList::compatibility_iterator node = parent->GetChildren().GetFirst();
+
while (node)
{
- wxWindow* win = (wxWindow*) node->Data();
+ wxWindow* win = node->GetData();
- event.SetId(win->GetId());
- event.SetEventObject(win);
- event.SetFlags(0); // ??
+ if (win->IsShown())
+ {
+ wxCalculateLayoutEvent tempEvent(win->GetId());
+ tempEvent.SetEventObject(win);
+ tempEvent.SetFlags(wxLAYOUT_QUERY);
+ tempEvent.SetRect(event.GetRect());
+ if (win->GetEventHandler()->ProcessEvent(tempEvent))
+ lastAwareWindow = win;
+ }
- win->GetEventHandler()->ProcessEvent(event);
+ node = node->GetNext();
+ }
+
+ // Now do a dummy run to see if we have any space left for the final window (fail if not)
+ node = parent->GetChildren().GetFirst();
+ while (node)
+ {
+ wxWindow* win = node->GetData();
+
+ // If mainWindow is NULL and we're at the last window,
+ // skip this, because we'll simply make it fit the remaining space.
+ if (win->IsShown() && (win != mainWindow) && (mainWindow != NULL || win != lastAwareWindow))
+ {
+ event.SetId(win->GetId());
+ event.SetEventObject(win);
+ event.SetFlags(wxLAYOUT_QUERY);
- node = node->Next();
+ win->GetEventHandler()->ProcessEvent(event);
+ }
+
+ node = node->GetNext();
+ }
+
+ if (event.GetRect().GetWidth() < 0 || event.GetRect().GetHeight() < 0)
+ return false;
+
+ event.SetRect(rect);
+
+ node = parent->GetChildren().GetFirst();
+ while (node)
+ {
+ wxWindow* win = node->GetData();
+
+ // If mainWindow is NULL and we're at the last window,
+ // skip this, because we'll simply make it fit the remaining space.
+ if (win->IsShown() && (win != mainWindow) && (mainWindow != NULL || win != lastAwareWindow))
+ {
+ event.SetId(win->GetId());
+ event.SetEventObject(win);
+ event.SetFlags(0); // ??
+
+ win->GetEventHandler()->ProcessEvent(event);
+ }
+
+ node = node->GetNext();
}
rect = event.GetRect();
- mainWindow->SetSize(rect.x, rect.y, rect.width, rect.height);
+ if (mainWindow)
+ mainWindow->SetSize(rect.x, rect.y, wxMax(0, rect.width), wxMax(0, rect.height));
+ else if (lastAwareWindow)
+ {
+ // Fit the remaining space
+ lastAwareWindow->SetSize(rect.x, rect.y, wxMax(0, rect.width), wxMax(0, rect.height));
+ }
- return TRUE;
+ return true;
}
projects / wxWidgets.git / blobdiff