src/aui/floatpane.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/aui/floatpane.cpp
   3 // Purpose:     wxaui: wx advanced user interface - docking window manager
   4 // Author:      Benjamin I. Williams
   5 // Modified by:
   6 // Created:     2005-05-17
   7 // RCS-ID:      $Id$
   8 // Copyright:   (C) Copyright 2005-2006, Kirix Corporation, All Rights Reserved
   9 // Licence:     wxWindows Library Licence, Version 3.1
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #include "wx/wxprec.h"
  21
  22 #ifdef __BORLANDC__
  23     #pragma hdrstop
  24 #endif
  25
  26 #if wxUSE_AUI
  27
  28 #include "wx/aui/framemanager.h"
  29 #include "wx/aui/floatpane.h"
  30 #include "wx/aui/dockart.h"
  31
  32 #ifndef WX_PRECOMP
  33 #endif
  34
  35 IMPLEMENT_CLASS( wxFloatingPane, wxFloatingPaneBaseClass )
  36
  37 wxFloatingPane::wxFloatingPane(wxWindow* parent,
  38                 wxFrameManager* owner_mgr,
  39                 const wxPaneInfo& pane,
  40                 wxWindowID id /*= wxID_ANY*/)
  41                 : wxFloatingPaneBaseClass(parent, id, wxEmptyString,
  42                         pane.floating_pos, pane.floating_size,
  43                         wxRESIZE_BORDER | wxSYSTEM_MENU | wxCAPTION |
  44                         wxCLOSE_BOX | wxFRAME_NO_TASKBAR |
  45                         wxFRAME_FLOAT_ON_PARENT | wxCLIP_CHILDREN |
  46                         (pane.IsFixed()?0:wxRESIZE_BORDER)
  47                         )
  48 {
  49     m_owner_mgr = owner_mgr;
  50     m_moving = false;
  51     m_last_rect = wxRect();
  52     m_mgr.SetFrame(this);
  53     SetExtraStyle(wxWS_EX_PROCESS_IDLE);
  54 }
  55
  56 wxFloatingPane::~wxFloatingPane()
  57 {
  58     m_mgr.UnInit();
  59 }
  60
  61 void wxFloatingPane::SetPaneWindow(const wxPaneInfo& pane)
  62 {
  63     m_pane_window = pane.window;
  64     m_pane_window->Reparent(this);
  65
  66     wxPaneInfo contained_pane = pane;
  67     contained_pane.Dock().Center().Show().
  68                     CaptionVisible(false).
  69                     PaneBorder(false).
  70                     Layer(0).Row(0).Position(0);
  71
  72     m_mgr.AddPane(m_pane_window, contained_pane);
  73     m_mgr.Update();
  74
  75     if (pane.min_size.IsFullySpecified())
  76     {
  77         // because SetSizeHints() calls Fit() too (which sets the window
  78         // size to its minimum allowed), we keep the size before calling
  79         // SetSizeHints() and reset it afterwards...
  80         wxSize tmp = GetSize();
  81         GetSizer()->SetSizeHints(this);
  82         SetSize(tmp);
  83     }
  84
  85     SetTitle(pane.caption);
  86
  87     if (pane.floating_size != wxDefaultSize)
  88     {
  89         SetSize(pane.floating_size);
  90     }
  91         else
  92     {
  93         wxSize size = pane.best_size;
  94         if (size == wxDefaultSize)
  95             size = pane.min_size;
  96         if (size == wxDefaultSize)
  97             size = m_pane_window->GetSize();
  98         if (pane.HasGripper())
  99         {
 100             if (pane.HasGripperTop())
 101                 size.y += m_owner_mgr->m_art->GetMetric(wxAUI_ART_GRIPPER_SIZE);
 102             else
 103                 size.x += m_owner_mgr->m_art->GetMetric(wxAUI_ART_GRIPPER_SIZE);
 104         }
 105
 106         SetClientSize(size);
 107     }
 108 }
 109
 110 void wxFloatingPane::OnSize(wxSizeEvent& event)
 111 {
 112     m_owner_mgr->OnFloatingPaneResized(m_pane_window, event.GetSize());
 113 }
 114
 115 void wxFloatingPane::OnClose(wxCloseEvent& WXUNUSED(event))
 116 {
 117     static wxList s_closing;
 118
 119     if (!s_closing.Member(this))
 120     {
 121         s_closing.Append(this);
 122
 123         wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
 124         cancelEvent.SetEventObject( m_pane_window );
 125         m_pane_window->GetEventHandler()->ProcessEvent(cancelEvent);
 126         s_closing.DeleteObject(this);
 127         // we should really return here without doing anything if the close was vetoed
 128     }
 129
 130     // The problem here is that the above can cause the window itself to be destroyed
 131     if (!IsBeingDeleted() && m_pane_window && !m_pane_window->IsBeingDeleted()
 132         && (m_pane_window->GetParent()==this))
 133     {
 134         m_owner_mgr->OnFloatingPaneClosed(m_pane_window);
 135         Destroy();
 136     }
 137 }
 138
 139 void wxFloatingPane::OnMoveEvent(wxMoveEvent& event)
 140 {
 141     wxRect win_rect = GetRect();
 142
 143     // skip the first move event
 144     if (m_last_rect.IsEmpty())
 145     {
 146         m_last_rect = win_rect;
 147         return;
 148     }
 149
 150     // prevent frame redocking during resize
 151     if (m_last_rect.GetSize() != win_rect.GetSize())
 152     {
 153         m_last_rect = win_rect;
 154         return;
 155     }
 156
 157     m_last_rect = win_rect;
 158
 159     if (!isMouseDown())
 160         return;
 161
 162     if (!m_moving)
 163     {
 164         OnMoveStart();
 165         m_moving = true;
 166     }
 167
 168     OnMoving(event.GetRect());
 169 }
 170
 171 void wxFloatingPane::OnIdle(wxIdleEvent& event)
 172 {
 173     if (m_moving)
 174     {
 175         if (!isMouseDown())
 176         {
 177             m_moving = false;
 178             OnMoveFinished();
 179         }
 180             else
 181         {
 182             event.RequestMore();
 183         }
 184     }
 185 }
 186
 187 void wxFloatingPane::OnMoveStart()
 188 {
 189     // notify the owner manager that the pane has started to move
 190     m_owner_mgr->OnFloatingPaneMoveStart(m_pane_window);
 191 }
 192
 193 void wxFloatingPane::OnMoving(const wxRect& WXUNUSED(window_rect))
 194 {
 195     // notify the owner manager that the pane is moving
 196     m_owner_mgr->OnFloatingPaneMoving(m_pane_window);
 197 }
 198
 199 void wxFloatingPane::OnMoveFinished()
 200 {
 201     // notify the owner manager that the pane has finished moving
 202     m_owner_mgr->OnFloatingPaneMoved(m_pane_window);
 203 }
 204
 205 void wxFloatingPane::OnActivate(wxActivateEvent& event)
 206 {
 207     if (event.GetActive())
 208     {
 209         m_owner_mgr->OnFloatingPaneActivated(m_pane_window);
 210     }
 211 }
 212
 213 // utility function which determines the state of the mouse button
 214 // (independant of having a wxMouseEvent handy) - utimately a better
 215 // mechanism for this should be found (possibly by adding the
 216 // functionality to wxWidgets itself)
 217 bool wxFloatingPane::isMouseDown()
 218 {
 219     return wxGetMouseState().LeftDown();
 220 }
 221
 222
 223 BEGIN_EVENT_TABLE(wxFloatingPane, wxFloatingPaneBaseClass)
 224     EVT_SIZE(wxFloatingPane::OnSize)
 225     EVT_MOVE(wxFloatingPane::OnMoveEvent)
 226     EVT_MOVING(wxFloatingPane::OnMoveEvent)
 227     EVT_CLOSE(wxFloatingPane::OnClose)
 228     EVT_IDLE(wxFloatingPane::OnIdle)
 229     EVT_ACTIVATE(wxFloatingPane::OnActivate)
 230 END_EVENT_TABLE()
 231
 232
 233 #endif // wxUSE_AUI