// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
-#ifdef __WXGTK24__
+#if wxUSE_COLLPANE && defined(__WXGTK24__) && !defined(__WXUNIVERSAL__)
#include "wx/collpane.h"
+#include "wx/toplevel.h"
+#include "wx/sizer.h"
+#include "wx/panel.h"
+
+#include "wx/gtk/private.h"
+#include "wx/gtk/win_gtk.h"
+
#include <gtk/gtkexpander.h>
-#include <gtk/gtk.h>
// ============================================================================
// implementation
// ============================================================================
-
-/* DEBUG TIMER */
-class myTimer : public wxTimer
-{
- wxCollapsiblePane *p;
-
-public:
- myTimer(wxCollapsiblePane *pp) {p=pp;}
-
- void Notify()
- {
- //wxLogDebug(wxT("%d"), p->IsCollapsed());
-
- wxSize sz = p->GetBestSize();
- wxLogDebug(wxT("our best size is now: %d-%d"), sz.GetWidth(), sz.GetHeight());
- }
-};
-
-
-
-const wxChar wxCollapsiblePaneNameStr[] = wxT("CollapsiblePane");
-
//-----------------------------------------------------------------------------
// "notify::expanded" signal
//-----------------------------------------------------------------------------
GParamSpec *param_spec,
wxCollapsiblePane *p)
{
- // NB: unlike for the "activate" signal, when this callback is called, if we try to
- // query the "collapsed" status through p->IsCollapsed(), we get the right value.
- // I.e. here p->IsCollapsed() will return false if this callback has been called
- // at the end of a collapsed->expanded transition and viceversa.
- // Inside the "activate" signal callback p->IsCollapsed() would return the wrong value!
-
- wxLogDebug("gtk_collapsiblepane_expanded_callback - IsCollapsed says %d", p->IsCollapsed());
+ // NB: unlike for the "activate" signal, when this callback is called, if
+ // we try to query the "collapsed" status through p->IsCollapsed(), we
+ // get the right value. I.e. here p->IsCollapsed() will return false if
+ // this callback has been called at the end of a collapsed->expanded
+ // transition and viceversa. Inside the "activate" signal callback
+ // p->IsCollapsed() would return the wrong value!
wxSize sz;
- if (!p->IsCollapsed())
+ if ( p->IsExpanded() )
{
- // unfortunately there's no clean way to retrieve the minimal size of the expanded pane
- // in this handler or in other handlers for the signals generated by user clicks on the
- // GtkExpander button: p->GetBestSize() or p->GetMinSize() would still return the size for
- // the collapsed expander even if the collapsed->expanded transition has already been
- // completed (this because GTK+ queues some resize calls which still must be processed).
- // So, the only solution to correctly set the size hints for this window is to calculate
- // the expanded size ourselves, without relying on p->Get[Best|Min]Size:
- sz = p->GetMinSize();
- sz.SetWidth( wxMax(sz.GetWidth(), p->GetPane()->GetMinSize().GetWidth()) );
- sz.SetHeight( sz.GetHeight() + p->GetPane()->GetMinSize().GetHeight() + 10 );
+ // NB: we cannot use the p->GetBestSize() or p->GetMinSize() functions
+ // here as they would return the size for the collapsed expander
+ // even if the collapsed->expanded transition has already been
+ // completed; we solve this problem doing:
+
+ sz = p->m_szCollapsed;
+
+ wxSize panesz = p->GetPane()->GetBestSize();
+ sz.x = wxMax(sz.x, panesz.x);
+ sz.y += gtk_expander_get_spacing(GTK_EXPANDER(p->m_widget)) + panesz.y;
}
- else
+ else // collapsed
{
- // same problem described above: using p->Get[Best|Min]Size() here we would get the size
- // of the control when it is expanded even if the expanded->collapsed transition should be
- // complete now...
+ // same problem described above: using p->Get[Best|Min]Size() here we
+ // would get the size of the control when it is expanded even if the
+ // expanded->collapsed transition should be complete now...
// So, we use the size cached at control-creation time...
sz = p->m_szCollapsed;
}
- wxLogDebug(wxT("gtk_collapsiblepane_expanded_callback - my min size is now: %d-%d"),
- sz.GetWidth(), sz.GetHeight());
-
- // minimal size has priority over the best size so set here our min size
+ // VERY IMPORTANT:
+ // just calling
+ // p->OnStateChange(sz);
+ // here would work work BUT:
+ // 1) in the expanded->collapsed transition it provokes a lot of flickering
+ // 2) in the collapsed->expanded transition using the "Change status" wxButton
+ // in samples/collpane application some strange warnings would be generated
+ // by the "clearlooks" theme, if that's your theme.
+ //
+ // So we prefer to use some GTK+ native optimized calls, which prevent too many resize
+ // calculations to happen. Note that the following code has been very carefully designed
+ // and tested - be VERY careful when changing it!
+
+ // 1) need to update our size hints
+ // NB: this function call won't actually do any long operation
+ // (redraw/relayouting/resizing) so that it's flicker-free
p->SetMinSize(sz);
- p->SetSize(sz);
- wxWindow *top = p->GetTopLevelParent();
- if (top)
+ if (p->HasFlag(wxCP_NO_TLW_RESIZE))
{
- // we've changed our size, thus our top level parent needs to relayout itself
- top->Layout();
-
- // FIXME: this makes wxGenericCollapsiblePane behave as the user expect but
- // maybe there are cases where this is unwanted!
- if (top->GetSizer())
-#ifdef __WXGTK__
- // FIXME: the SetSizeHints() call would be required also for GTK+ for the
- // expanded->collapsed transition.
- // Unfortunately if we enable this line, then the GTK+ top window
- // won't always be resized by the SetClientSize() call below!
- // As a side effect of this dirty fix, the minimal size for the
- // pane window is not set in GTK+ and the user can hide it shrinking
- // the "top" window...
- if (p->IsCollapsed())
-#endif
- top->GetSizer()->SetSizeHints(top);
+ // fire an event
+ wxCollapsiblePaneEvent ev(p, p->GetId(), p->IsCollapsed());
+ p->GetEventHandler()->ProcessEvent(ev);
+
+ // the user asked to explicitely handle the resizing itself...
+ return;
+ }
- if (p->IsCollapsed())
- {
- // NB: we need to use SetClientSize() and not SetSize() otherwise the size for
- // windows like e.g. wxFrames with wxMenubars won't be correctly set
- top->SetClientSize(sz);
- }
- else
+ wxTopLevelWindow *
+ top = wxDynamicCast(wxGetTopLevelParent(p), wxTopLevelWindow);
+ if ( top && top->GetSizer() )
+ {
+ // 2) recalculate minimal size of the top window
+ wxSize sz = top->GetSizer()->CalcMin();
+
+ if (top->m_mainWidget)
{
- // force our parent to "fit", i.e. expand so that it can honour
- // our minimal size
- top->Fit();
+ // 3) MAGIC HACK: if you ever used GtkExpander in a GTK+ program you know
+ // that this magic call is required to make it possible to shrink the
+ // top level window in the expanded->collapsed transition.
+ // This may be sometimes undesired but *is* necessary and if you look
+ // carefully, all GTK+ programs using GtkExpander perform this trick
+ // (e.g. the standard "open file" dialog of GTK+>=2.4 is not resizeable
+ // when the expander is collapsed!)
+ gtk_window_set_resizable (GTK_WINDOW (top->m_widget), p->IsExpanded());
+
+ // 4) set size hints: note that this code has been taken and adapted
+ // from src/gtk/toplevel.cpp
+ GdkGeometry geom;
+
+ geom.min_width = sz.x;
+ geom.min_height = sz.y;
+
+ gtk_window_set_geometry_hints( GTK_WINDOW(top->m_widget),
+ (GtkWidget*) NULL,
+ &geom,
+ GDK_HINT_MIN_SIZE );
+
+ // 5) set size: also this code has been adapted from src/gtk/toplevel.cpp
+ // to do the size changes immediately and not delaying them in the idle
+ // time
+ top->m_width = sz.x;
+ top->m_height = sz.y;
+
+ int client_x = top->m_miniEdge;
+ int client_y = top->m_miniEdge + top->m_miniTitle;
+ int client_w = top->m_width - 2*top->m_miniEdge;
+ int client_h = top->m_height - 2*top->m_miniEdge - top->m_miniTitle;
+ if (client_w < 0)
+ client_w = 0;
+ if (client_h < 0)
+ client_h = 0;
+
+ gtk_pizza_set_size( GTK_PIZZA(top->m_mainWidget),
+ top->m_wxwindow,
+ client_x, client_y, client_w, client_h );
+
+ gtk_widget_set_size_request( top->m_wxwindow, sz.x, sz.y );
+
}
}
- if (p->m_bIgnoreNextChange)
+ if ( p->m_bIgnoreNextChange )
{
// change generated programmatically - do not send an event!
p->m_bIgnoreNextChange = false;
}
}
-static void gtk_collapsiblepane_insert_callback( wxWindowGTK* parent, wxWindowGTK* child )
+static void
+gtk_collapsiblepane_insert_callback(wxWindowGTK* parent, wxWindowGTK* child)
{
- // this callback should be used only once to insert the "pane" into
- // the GtkExpander widget. wxGenericCollapsiblePane::DoAddChild() will check
- // if it has been called only once (and in any case we would get a warning
- // from the following call as GtkExpander is a GtkBin and can contain only a
- // single child!).
+ // this callback should be used only once to insert the "pane" into the
+ // GtkExpander widget. wxGenericCollapsiblePane::DoAddChild() will check if
+ // it has been called only once (and in any case we would get a warning
+ // from the following call as GtkExpander is a GtkBin and can contain only
+ // a single child!).
gtk_container_add (GTK_CONTAINER (parent->m_widget), child->m_widget);
}
-
//-----------------------------------------------------------------------------
// wxCollapsiblePane
//-----------------------------------------------------------------------------
EVT_SIZE(wxCollapsiblePane::OnSize)
END_EVENT_TABLE()
-bool wxCollapsiblePane::Create( wxWindow *parent, wxWindowID id,
- const wxString& label,
- const wxPoint& pos,
- const wxSize& size,
- long style,
- const wxValidator& val,
- const wxString& name)
+bool wxCollapsiblePane::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxString& label,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& val,
+ const wxString& name)
{
- if (gtk_check_version(2,4,0)) {wxASSERT(0);
- return wxGenericCollapsiblePane::Create(parent, id, label, pos, size, style, val, name);}
+ if (gtk_check_version(2,4,0))
+ return wxGenericCollapsiblePane::Create(parent, id, label,
+ pos, size, style, val, name);
- m_needParent = true;
- m_acceptsFocus = true;
m_bIgnoreNextChange = false;
- if (!PreCreation( parent, pos, size ) ||
- !wxControl::CreateBase(parent, id, pos, size, style, val, name))
+ if ( !PreCreation( parent, pos, size ) ||
+ !wxControl::CreateBase(parent, id, pos, size, style, val, name) )
{
wxFAIL_MSG( wxT("wxCollapsiblePane creation failed") );
return false;
}
- m_widget = gtk_expander_new(label.c_str());
+ m_widget =
+ gtk_expander_new_with_mnemonic(wxGTK_CONV(GTKConvertMnemonics(label)));
- // see the gtk_collapsiblepane_expanded_callback comments to understand why we connect
- // to the "notify::expanded" signal instead of the more common "activate" one
+ // see the gtk_collapsiblepane_expanded_callback comments to understand why
+ // we connect to the "notify::expanded" signal instead of the more common
+ // "activate" one
g_signal_connect(m_widget, "notify::expanded",
G_CALLBACK(gtk_collapsiblepane_expanded_callback), this);
- // before creating m_pPane, we need to makesure our own insert callback will be used
+ // before creating m_pPane, we need to makesure our own insert callback
+ // will be used
m_insertCallback = gtk_collapsiblepane_insert_callback;
// this the real "pane"
- m_pPane = new wxWindow(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxNO_BORDER);
+ m_pPane = new wxPanel(this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
+ wxTAB_TRAVERSAL|wxNO_BORDER);
- gtk_widget_show( GTK_WIDGET(m_widget) );
+ gtk_widget_show(m_widget);
m_parent->DoAddChild( this );
PostCreation(size);
- //SetBestSize(size);
// remember the size of this control when it's collapsed
m_szCollapsed = GetBestSize();
- /*
- myTimer *t = new myTimer(this);
- t->Start(2000);
- */
-
return true;
}
{
if (!gtk_check_version(2,4,0))
{
- //return wxControl::DoGetBestSize(); // need not to cache the best size!
-
wxASSERT_MSG( m_widget, wxT("DoGetBestSize called before creation") );
GtkRequisition req;
(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
(m_widget, &req );
- wxSize best(req.width, req.height);
- //CacheBestSize(best);
- return best;
+ // notice that we do not cache our best size here as it changes
+ // all times the user expands/hide our pane
+ return wxSize(req.width, req.height);
}
return wxGenericCollapsiblePane::DoGetBestSize();
void wxCollapsiblePane::SetLabel(const wxString &str)
{
if (!gtk_check_version(2,4,0))
- gtk_expander_set_label(GTK_EXPANDER(m_widget), str.c_str());
+ {
+ gtk_expander_set_label(GTK_EXPANDER(m_widget), wxGTK_CONV(str));
+
+ // FIXME: we need to update our collapsed width in some way but using GetBestSize()
+ // we may get the size of the control with the pane size summed up if we are expanded!
+ //m_szCollapsed.x = GetBestSize().x;
+ }
else
wxGenericCollapsiblePane::SetLabel(str);
}
dc.DrawRectangle(wxPoint(0,0), GetBestSize());
#endif
- //wxLogDebug(wxT("wxCollapsiblePane::OnSize"));
-
// here we need to resize the pane window otherwise, even if the GtkExpander container
// is expanded or shrinked, the pane window won't be updated!
- m_pPane->SetSize(ev.GetSize());
+ m_pPane->SetSize(ev.GetSize().x, ev.GetSize().y - m_szCollapsed.y);
// we need to explicitely call m_pPane->Layout() or else it won't correctly relayout
// (even if SetAutoLayout(true) has been called on it!)
m_pPane->Layout();
}
-#endif // __WXGTK24__
+#endif // wxUSE_COLLPANE && defined(__WXGTK24__) && !defined(__WXUNIVERSAL__)
projects / wxWidgets.git / blobdiff